Source Code of org.lwjgl.opengl.ContextCapabilities

/* MACHINE GENERATED FILE, DO NOT EDIT */


package org.lwjgl.opengl;


import org.lwjgl.LWJGLException;
import org.lwjgl.LWJGLUtil;
import java.util.Set;
import java.util.HashSet;


public class ContextCapabilities {
  static final boolean DEBUG = false;
  final StateTracker tracker = new StateTracker();


  public final boolean GL_AMD_conservative_depth;
  public final boolean GL_AMD_debug_output;
  public final boolean GL_AMD_depth_clamp_separate;
  public final boolean GL_AMD_draw_buffers_blend;
  public final boolean GL_AMD_name_gen_delete;
  public final boolean GL_AMD_performance_monitor;
  public final boolean GL_AMD_seamless_cubemap_per_texture;
  public final boolean GL_AMD_shader_stencil_export;
  public final boolean GL_AMD_texture_texture4;
  public final boolean GL_AMD_transform_feedback3_lines_triangles;
  public final boolean GL_AMD_vertex_shader_tessellator;
  public final boolean GL_APPLE_aux_depth_stencil;
  public final boolean GL_APPLE_client_storage;
  public final boolean GL_APPLE_element_array;
  public final boolean GL_APPLE_fence;
  public final boolean GL_APPLE_float_pixels;
  public final boolean GL_APPLE_flush_buffer_range;
  public final boolean GL_APPLE_object_purgeable;
  public final boolean GL_APPLE_packed_pixels;
  public final boolean GL_APPLE_rgb_422;
  public final boolean GL_APPLE_row_bytes;
  public final boolean GL_APPLE_texture_range;
  public final boolean GL_APPLE_vertex_array_object;
  public final boolean GL_APPLE_vertex_array_range;
  public final boolean GL_APPLE_vertex_program_evaluators;
  public final boolean GL_APPLE_ycbcr_422;
  public final boolean GL_ARB_ES2_compatibility;
  public final boolean GL_ARB_blend_func_extended;
  public final boolean GL_ARB_cl_event;
  public final boolean GL_ARB_color_buffer_float;
  public final boolean GL_ARB_compatibility;
  public final boolean GL_ARB_copy_buffer;
  public final boolean GL_ARB_debug_output;
  public final boolean GL_ARB_depth_buffer_float;
  public final boolean GL_ARB_depth_clamp;
  public final boolean GL_ARB_depth_texture;
  public final boolean GL_ARB_draw_buffers;
  public final boolean GL_ARB_draw_buffers_blend;
  public final boolean GL_ARB_draw_elements_base_vertex;
  public final boolean GL_ARB_draw_indirect;
  public final boolean GL_ARB_draw_instanced;
  public final boolean GL_ARB_explicit_attrib_location;
  public final boolean GL_ARB_fragment_coord_conventions;
  public final boolean GL_ARB_fragment_program;
  public final boolean GL_ARB_fragment_program_shadow;
  public final boolean GL_ARB_fragment_shader;
  public final boolean GL_ARB_framebuffer_object;
  public final boolean GL_ARB_framebuffer_sRGB;
  public final boolean GL_ARB_geometry_shader4;
  public final boolean GL_ARB_get_program_binary;
  public final boolean GL_ARB_gpu_shader5;
  public final boolean GL_ARB_gpu_shader_fp64;
  public final boolean GL_ARB_half_float_pixel;
  public final boolean GL_ARB_half_float_vertex;
  public final boolean GL_ARB_imaging;
  public final boolean GL_ARB_instanced_arrays;
  public final boolean GL_ARB_map_buffer_range;
  public final boolean GL_ARB_matrix_palette;
  public final boolean GL_ARB_multisample;
  public final boolean GL_ARB_multitexture;
  public final boolean GL_ARB_occlusion_query;
  public final boolean GL_ARB_occlusion_query2;
  public final boolean GL_ARB_pixel_buffer_object;
  public final boolean GL_ARB_point_parameters;
  public final boolean GL_ARB_point_sprite;
  public final boolean GL_ARB_provoking_vertex;
  public final boolean GL_ARB_robustness;
  public final boolean GL_ARB_sample_shading;
  public final boolean GL_ARB_sampler_objects;
  public final boolean GL_ARB_seamless_cube_map;
  public final boolean GL_ARB_separate_shader_objects;
  public final boolean GL_ARB_shader_bit_encoding;
  public final boolean GL_ARB_shader_objects;
  public final boolean GL_ARB_shader_precision;
  public final boolean GL_ARB_shader_stencil_export;
  public final boolean GL_ARB_shader_subroutine;
  public final boolean GL_ARB_shader_texture_lod;
  public final boolean GL_ARB_shading_language_100;
  public final boolean GL_ARB_shading_language_include;
  public final boolean GL_ARB_shadow;
  public final boolean GL_ARB_shadow_ambient;
  public final boolean GL_ARB_sync;
  public final boolean GL_ARB_tessellation_shader;
  public final boolean GL_ARB_texture_border_clamp;
  public final boolean GL_ARB_texture_buffer_object;
  public final boolean GL_ARB_texture_buffer_object_rgb32;
  public final boolean GL_ARB_texture_compression;
  public final boolean GL_ARB_texture_compression_bptc;
  public final boolean GL_ARB_texture_compression_rgtc;
  public final boolean GL_ARB_texture_cube_map;
  public final boolean GL_ARB_texture_cube_map_array;
  public final boolean GL_ARB_texture_env_add;
  public final boolean GL_ARB_texture_env_combine;
  public final boolean GL_ARB_texture_env_crossbar;
  public final boolean GL_ARB_texture_env_dot3;
  public final boolean GL_ARB_texture_float;
  public final boolean GL_ARB_texture_gather;
  public final boolean GL_ARB_texture_mirrored_repeat;
  public final boolean GL_ARB_texture_multisample;
  public final boolean GL_ARB_texture_non_power_of_two;
  public final boolean GL_ARB_texture_query_lod;
  public final boolean GL_ARB_texture_rectangle;
  public final boolean GL_ARB_texture_rg;
  public final boolean GL_ARB_texture_rgb10_a2ui;
  public final boolean GL_ARB_texture_swizzle;
  public final boolean GL_ARB_timer_query;
  public final boolean GL_ARB_transform_feedback2;
  public final boolean GL_ARB_transform_feedback3;
  public final boolean GL_ARB_transpose_matrix;
  public final boolean GL_ARB_uniform_buffer_object;
  public final boolean GL_ARB_vertex_array_bgra;
  public final boolean GL_ARB_vertex_array_object;
  public final boolean GL_ARB_vertex_attrib_64bit;
  public final boolean GL_ARB_vertex_blend;
  public final boolean GL_ARB_vertex_buffer_object;
  public final boolean GL_ARB_vertex_program;
  public final boolean GL_ARB_vertex_shader;
  public final boolean GL_ARB_vertex_type_2_10_10_10_rev;
  public final boolean GL_ARB_viewport_array;
  public final boolean GL_ARB_window_pos;
  public final boolean GL_ATI_draw_buffers;
  public final boolean GL_ATI_element_array;
  public final boolean GL_ATI_envmap_bumpmap;
  public final boolean GL_ATI_fragment_shader;
  public final boolean GL_ATI_map_object_buffer;
  public final boolean GL_ATI_meminfo;
  public final boolean GL_ATI_pn_triangles;
  public final boolean GL_ATI_separate_stencil;
  public final boolean GL_ATI_shader_texture_lod;
  public final boolean GL_ATI_text_fragment_shader;
  public final boolean GL_ATI_texture_compression_3dc;
  public final boolean GL_ATI_texture_env_combine3;
  public final boolean GL_ATI_texture_float;
  public final boolean GL_ATI_texture_mirror_once;
  public final boolean GL_ATI_vertex_array_object;
  public final boolean GL_ATI_vertex_attrib_array_object;
  public final boolean GL_ATI_vertex_streams;
  public final boolean GL_EXT_abgr;
  public final boolean GL_EXT_bgra;
  public final boolean GL_EXT_bindable_uniform;
  public final boolean GL_EXT_blend_color;
  public final boolean GL_EXT_blend_equation_separate;
  public final boolean GL_EXT_blend_func_separate;
  public final boolean GL_EXT_blend_minmax;
  public final boolean GL_EXT_blend_subtract;
  public final boolean GL_EXT_Cg_shader;
  public final boolean GL_EXT_compiled_vertex_array;
  public final boolean GL_EXT_depth_bounds_test;
  public final boolean GL_EXT_direct_state_access;
  public final boolean GL_EXT_draw_buffers2;
  public final boolean GL_EXT_draw_instanced;
  public final boolean GL_EXT_draw_range_elements;
  public final boolean GL_EXT_fog_coord;
  public final boolean GL_EXT_framebuffer_blit;
  public final boolean GL_EXT_framebuffer_multisample;
  public final boolean GL_EXT_framebuffer_object;
  public final boolean GL_EXT_framebuffer_sRGB;
  public final boolean GL_EXT_geometry_shader4;
  public final boolean GL_EXT_gpu_program_parameters;
  public final boolean GL_EXT_gpu_shader4;
  public final boolean GL_EXT_multi_draw_arrays;
  public final boolean GL_EXT_packed_depth_stencil;
  public final boolean GL_EXT_packed_float;
  public final boolean GL_EXT_packed_pixels;
  public final boolean GL_EXT_paletted_texture;
  public final boolean GL_EXT_pixel_buffer_object;
  public final boolean GL_EXT_point_parameters;
  public final boolean GL_EXT_provoking_vertex;
  public final boolean GL_EXT_rescale_normal;
  public final boolean GL_EXT_secondary_color;
  public final boolean GL_EXT_separate_shader_objects;
  public final boolean GL_EXT_separate_specular_color;
  public final boolean GL_EXT_shader_image_load_store;
  public final boolean GL_EXT_shadow_funcs;
  public final boolean GL_EXT_shared_texture_palette;
  public final boolean GL_EXT_stencil_clear_tag;
  public final boolean GL_EXT_stencil_two_side;
  public final boolean GL_EXT_stencil_wrap;
  public final boolean GL_EXT_texture_3d;
  public final boolean GL_EXT_texture_array;
  public final boolean GL_EXT_texture_buffer_object;
  public final boolean GL_EXT_texture_compression_latc;
  public final boolean GL_EXT_texture_compression_rgtc;
  public final boolean GL_EXT_texture_compression_s3tc;
  public final boolean GL_EXT_texture_env_combine;
  public final boolean GL_EXT_texture_env_dot3;
  public final boolean GL_EXT_texture_filter_anisotropic;
  public final boolean GL_EXT_texture_integer;
  public final boolean GL_EXT_texture_lod_bias;
  public final boolean GL_EXT_texture_mirror_clamp;
  public final boolean GL_EXT_texture_rectangle;
  public final boolean GL_EXT_texture_sRGB;
  public final boolean GL_EXT_texture_sRGB_decode;
  public final boolean GL_EXT_texture_shared_exponent;
  public final boolean GL_EXT_texture_snorm;
  public final boolean GL_EXT_texture_swizzle;
  public final boolean GL_EXT_timer_query;
  public final boolean GL_EXT_transform_feedback;
  public final boolean GL_EXT_vertex_array_bgra;
  public final boolean GL_EXT_vertex_attrib_64bit;
  public final boolean GL_EXT_vertex_shader;
  public final boolean GL_EXT_vertex_weighting;
  public final boolean OpenGL11;
  public final boolean OpenGL12;
  public final boolean OpenGL13;
  public final boolean OpenGL14;
  public final boolean OpenGL15;
  public final boolean OpenGL20;
  public final boolean OpenGL21;
  public final boolean OpenGL30;
  public final boolean OpenGL31;
  public final boolean OpenGL32;
  public final boolean OpenGL33;
  public final boolean OpenGL40;
  public final boolean OpenGL41;
  public final boolean GL_GREMEDY_string_marker;
  public final boolean GL_HP_occlusion_test;
  public final boolean GL_IBM_rasterpos_clip;
  public final boolean GL_NVX_gpu_memory_info;
  public final boolean GL_NV_blend_square;
  public final boolean GL_NV_conditional_render;
  public final boolean GL_NV_copy_depth_to_color;
  public final boolean GL_NV_copy_image;
  public final boolean GL_NV_depth_buffer_float;
  public final boolean GL_NV_depth_clamp;
  public final boolean GL_NV_evaluators;
  public final boolean GL_NV_explicit_multisample;
  public final boolean GL_NV_fence;
  public final boolean GL_NV_float_buffer;
  public final boolean GL_NV_fog_distance;
  public final boolean GL_NV_fragment_program;
  public final boolean GL_NV_fragment_program2;
  public final boolean GL_NV_fragment_program4;
  public final boolean GL_NV_fragment_program_option;
  public final boolean GL_NV_framebuffer_multisample_coverage;
  public final boolean GL_NV_geometry_program4;
  public final boolean GL_NV_geometry_shader4;
  public final boolean GL_NV_gpu_program4;
  public final boolean GL_NV_gpu_program5;
  public final boolean GL_NV_gpu_shader5;
  public final boolean GL_NV_half_float;
  public final boolean GL_NV_light_max_exponent;
  public final boolean GL_NV_multisample_coverage;
  public final boolean GL_NV_multisample_filter_hint;
  public final boolean GL_NV_occlusion_query;
  public final boolean GL_NV_packed_depth_stencil;
  public final boolean GL_NV_parameter_buffer_object;
  public final boolean GL_NV_parameter_buffer_object2;
  public final boolean GL_NV_pixel_data_range;
  public final boolean GL_NV_point_sprite;
  public final boolean GL_NV_primitive_restart;
  public final boolean GL_NV_register_combiners;
  public final boolean GL_NV_register_combiners2;
  public final boolean GL_NV_shader_buffer_load;
  public final boolean GL_NV_shader_buffer_store;
  public final boolean GL_NV_tessellation_program5;
  public final boolean GL_NV_texgen_reflection;
  public final boolean GL_NV_texture_barrier;
  public final boolean GL_NV_texture_compression_vtc;
  public final boolean GL_NV_texture_env_combine4;
  public final boolean GL_NV_texture_expand_normal;
  public final boolean GL_NV_texture_rectangle;
  public final boolean GL_NV_texture_shader;
  public final boolean GL_NV_texture_shader2;
  public final boolean GL_NV_texture_shader3;
  public final boolean GL_NV_transform_feedback;
  public final boolean GL_NV_transform_feedback2;
  public final boolean GL_NV_vertex_array_range;
  public final boolean GL_NV_vertex_array_range2;
  public final boolean GL_NV_vertex_attrib_integer_64bit;
  public final boolean GL_NV_vertex_buffer_unified_memory;
  public final boolean GL_NV_vertex_program;
  public final boolean GL_NV_vertex_program1_1;
  public final boolean GL_NV_vertex_program2;
  public final boolean GL_NV_vertex_program2_option;
  public final boolean GL_NV_vertex_program3;
  public final boolean GL_NV_vertex_program4;
  public final boolean GL_SGIS_generate_mipmap;
  public final boolean GL_SGIS_texture_lod;
  public final boolean GL_SUN_slice_accum;


  // AMD_debug_output
  long glDebugMessageEnableAMD;
  long glDebugMessageInsertAMD;
  long glDebugMessageCallbackAMD;
  long glGetDebugMessageLogAMD;
  // AMD_draw_buffers_blend
  long glBlendFuncIndexedAMD;
  long glBlendFuncSeparateIndexedAMD;
  long glBlendEquationIndexedAMD;
  long glBlendEquationSeparateIndexedAMD;
  // AMD_name_gen_delete
  long glGenNamesAMD;
  long glDeleteNamesAMD;
  long glIsNameAMD;
  // AMD_performance_monitor
  long glGetPerfMonitorGroupsAMD;
  long glGetPerfMonitorCountersAMD;
  long glGetPerfMonitorGroupStringAMD;
  long glGetPerfMonitorCounterStringAMD;
  long glGetPerfMonitorCounterInfoAMD;
  long glGenPerfMonitorsAMD;
  long glDeletePerfMonitorsAMD;
  long glSelectPerfMonitorCountersAMD;
  long glBeginPerfMonitorAMD;
  long glEndPerfMonitorAMD;
  long glGetPerfMonitorCounterDataAMD;
  // AMD_vertex_shader_tessellator
  long glTessellationFactorAMD;
  long glTessellationModeAMD;
  // APPLE_element_array
  long glElementPointerAPPLE;
  long glDrawElementArrayAPPLE;
  long glDrawRangeElementArrayAPPLE;
  long glMultiDrawElementArrayAPPLE;
  long glMultiDrawRangeElementArrayAPPLE;
  // APPLE_fence
  long glGenFencesAPPLE;
  long glDeleteFencesAPPLE;
  long glSetFenceAPPLE;
  long glIsFenceAPPLE;
  long glTestFenceAPPLE;
  long glFinishFenceAPPLE;
  long glTestObjectAPPLE;
  long glFinishObjectAPPLE;
  // APPLE_flush_buffer_range
  long glBufferParameteriAPPLE;
  long glFlushMappedBufferRangeAPPLE;
  // APPLE_object_purgeable
  long glObjectPurgeableAPPLE;
  long glObjectUnpurgeableAPPLE;
  long glGetObjectParameterivAPPLE;
  // APPLE_texture_range
  long glTextureRangeAPPLE;
  long glGetTexParameterPointervAPPLE;
  // APPLE_vertex_array_object
  long glBindVertexArrayAPPLE;
  long glDeleteVertexArraysAPPLE;
  long glGenVertexArraysAPPLE;
  long glIsVertexArrayAPPLE;
  // APPLE_vertex_array_range
  long glVertexArrayRangeAPPLE;
  long glFlushVertexArrayRangeAPPLE;
  long glVertexArrayParameteriAPPLE;
  // APPLE_vertex_program_evaluators
  long glEnableVertexAttribAPPLE;
  long glDisableVertexAttribAPPLE;
  long glIsVertexAttribEnabledAPPLE;
  long glMapVertexAttrib1dAPPLE;
  long glMapVertexAttrib1fAPPLE;
  long glMapVertexAttrib2dAPPLE;
  long glMapVertexAttrib2fAPPLE;
  // ARB_buffer_object
  long glBindBufferARB;
  long glDeleteBuffersARB;
  long glGenBuffersARB;
  long glIsBufferARB;
  long glBufferDataARB;
  long glBufferSubDataARB;
  long glGetBufferSubDataARB;
  long glMapBufferARB;
  long glUnmapBufferARB;
  long glGetBufferParameterivARB;
  long glGetBufferPointervARB;
  // ARB_cl_event
  long glCreateSyncFromCLeventARB;
  // ARB_color_buffer_float
  long glClampColorARB;
  // ARB_debug_output
  long glDebugMessageControlARB;
  long glDebugMessageInsertARB;
  long glDebugMessageCallbackARB;
  long glGetDebugMessageLogARB;
  // ARB_draw_buffers
  long glDrawBuffersARB;
  // ARB_draw_buffers_blend
  long glBlendEquationiARB;
  long glBlendEquationSeparateiARB;
  long glBlendFunciARB;
  long glBlendFuncSeparateiARB;
  // ARB_draw_instanced
  long glDrawArraysInstancedARB;
  long glDrawElementsInstancedARB;
  // ARB_geometry_shader4
  long glProgramParameteriARB;
  long glFramebufferTextureARB;
  long glFramebufferTextureLayerARB;
  long glFramebufferTextureFaceARB;
  // ARB_gpu_shader_fp64
  long glProgramUniform1dEXT;
  long glProgramUniform2dEXT;
  long glProgramUniform3dEXT;
  long glProgramUniform4dEXT;
  long glProgramUniform1dvEXT;
  long glProgramUniform2dvEXT;
  long glProgramUniform3dvEXT;
  long glProgramUniform4dvEXT;
  long glProgramUniformMatrix2dvEXT;
  long glProgramUniformMatrix3dvEXT;
  long glProgramUniformMatrix4dvEXT;
  long glProgramUniformMatrix2x3dvEXT;
  long glProgramUniformMatrix2x4dvEXT;
  long glProgramUniformMatrix3x2dvEXT;
  long glProgramUniformMatrix3x4dvEXT;
  long glProgramUniformMatrix4x2dvEXT;
  long glProgramUniformMatrix4x3dvEXT;
  // ARB_imaging
  long glColorTable;
  long glColorSubTable;
  long glColorTableParameteriv;
  long glColorTableParameterfv;
  long glCopyColorSubTable;
  long glCopyColorTable;
  long glGetColorTable;
  long glGetColorTableParameteriv;
  long glGetColorTableParameterfv;
  long glHistogram;
  long glResetHistogram;
  long glGetHistogram;
  long glGetHistogramParameterfv;
  long glGetHistogramParameteriv;
  long glMinmax;
  long glResetMinmax;
  long glGetMinmax;
  long glGetMinmaxParameterfv;
  long glGetMinmaxParameteriv;
  long glConvolutionFilter1D;
  long glConvolutionFilter2D;
  long glConvolutionParameterf;
  long glConvolutionParameterfv;
  long glConvolutionParameteri;
  long glConvolutionParameteriv;
  long glCopyConvolutionFilter1D;
  long glCopyConvolutionFilter2D;
  long glGetConvolutionFilter;
  long glGetConvolutionParameterfv;
  long glGetConvolutionParameteriv;
  long glSeparableFilter2D;
  long glGetSeparableFilter;
  // ARB_instanced_arrays
  long glVertexAttribDivisorARB;
  // ARB_matrix_palette
  long glCurrentPaletteMatrixARB;
  long glMatrixIndexPointerARB;
  long glMatrixIndexubvARB;
  long glMatrixIndexusvARB;
  long glMatrixIndexuivARB;
  // ARB_multisample
  long glSampleCoverageARB;
  // ARB_multitexture
  long glClientActiveTextureARB;
  long glActiveTextureARB;
  long glMultiTexCoord1fARB;
  long glMultiTexCoord1dARB;
  long glMultiTexCoord1iARB;
  long glMultiTexCoord1sARB;
  long glMultiTexCoord2fARB;
  long glMultiTexCoord2dARB;
  long glMultiTexCoord2iARB;
  long glMultiTexCoord2sARB;
  long glMultiTexCoord3fARB;
  long glMultiTexCoord3dARB;
  long glMultiTexCoord3iARB;
  long glMultiTexCoord3sARB;
  long glMultiTexCoord4fARB;
  long glMultiTexCoord4dARB;
  long glMultiTexCoord4iARB;
  long glMultiTexCoord4sARB;
  // ARB_occlusion_query
  long glGenQueriesARB;
  long glDeleteQueriesARB;
  long glIsQueryARB;
  long glBeginQueryARB;
  long glEndQueryARB;
  long glGetQueryivARB;
  long glGetQueryObjectivARB;
  long glGetQueryObjectuivARB;
  // ARB_point_parameters
  long glPointParameterfARB;
  long glPointParameterfvARB;
  // ARB_program
  long glProgramStringARB;
  long glBindProgramARB;
  long glDeleteProgramsARB;
  long glGenProgramsARB;
  long glProgramEnvParameter4fARB;
  long glProgramEnvParameter4dARB;
  long glProgramEnvParameter4fvARB;
  long glProgramEnvParameter4dvARB;
  long glProgramLocalParameter4fARB;
  long glProgramLocalParameter4dARB;
  long glProgramLocalParameter4fvARB;
  long glProgramLocalParameter4dvARB;
  long glGetProgramEnvParameterfvARB;
  long glGetProgramEnvParameterdvARB;
  long glGetProgramLocalParameterfvARB;
  long glGetProgramLocalParameterdvARB;
  long glGetProgramivARB;
  long glGetProgramStringARB;
  long glIsProgramARB;
  // ARB_robustness
  long glGetGraphicsResetStatusARB;
  long glGetnMapdvARB;
  long glGetnMapfvARB;
  long glGetnMapivARB;
  long glGetnPixelMapfvARB;
  long glGetnPixelMapuivARB;
  long glGetnPixelMapusvARB;
  long glGetnPolygonStippleARB;
  long glGetnTexImageARB;
  long glReadnPixelsARB;
  long glGetnColorTableARB;
  long glGetnConvolutionFilterARB;
  long glGetnSeparableFilterARB;
  long glGetnHistogramARB;
  long glGetnMinmaxARB;
  long glGetnCompressedTexImageARB;
  long glGetnUniformfvARB;
  long glGetnUniformivARB;
  long glGetnUniformuivARB;
  long glGetnUniformdvARB;
  // ARB_sample_shading
  long glMinSampleShadingARB;
  // ARB_shader_objects
  long glDeleteObjectARB;
  long glGetHandleARB;
  long glDetachObjectARB;
  long glCreateShaderObjectARB;
  long glShaderSourceARB;
  long glCompileShaderARB;
  long glCreateProgramObjectARB;
  long glAttachObjectARB;
  long glLinkProgramARB;
  long glUseProgramObjectARB;
  long glValidateProgramARB;
  long glUniform1fARB;
  long glUniform2fARB;
  long glUniform3fARB;
  long glUniform4fARB;
  long glUniform1iARB;
  long glUniform2iARB;
  long glUniform3iARB;
  long glUniform4iARB;
  long glUniform1fvARB;
  long glUniform2fvARB;
  long glUniform3fvARB;
  long glUniform4fvARB;
  long glUniform1ivARB;
  long glUniform2ivARB;
  long glUniform3ivARB;
  long glUniform4ivARB;
  long glUniformMatrix2fvARB;
  long glUniformMatrix3fvARB;
  long glUniformMatrix4fvARB;
  long glGetObjectParameterfvARB;
  long glGetObjectParameterivARB;
  long glGetInfoLogARB;
  long glGetAttachedObjectsARB;
  long glGetUniformLocationARB;
  long glGetActiveUniformARB;
  long glGetUniformfvARB;
  long glGetUniformivARB;
  long glGetShaderSourceARB;
  // ARB_shading_language_include
  long glNamedStringARB;
  long glDeleteNamedStringARB;
  long glCompileShaderIncludeARB;
  long glIsNamedStringARB;
  long glGetNamedStringARB;
  long glGetNamedStringivARB;
  // ARB_texture_buffer_object
  long glTexBufferARB;
  // ARB_texture_compression
  long glCompressedTexImage1DARB;
  long glCompressedTexImage2DARB;
  long glCompressedTexImage3DARB;
  long glCompressedTexSubImage1DARB;
  long glCompressedTexSubImage2DARB;
  long glCompressedTexSubImage3DARB;
  long glGetCompressedTexImageARB;
  // ARB_transpose_matrix
  long glLoadTransposeMatrixfARB;
  long glMultTransposeMatrixfARB;
  // ARB_vertex_attrib_64bit
  long glVertexArrayVertexAttribLOffsetEXT;
  // ARB_vertex_blend
  long glWeightbvARB;
  long glWeightsvARB;
  long glWeightivARB;
  long glWeightfvARB;
  long glWeightdvARB;
  long glWeightubvARB;
  long glWeightusvARB;
  long glWeightuivARB;
  long glWeightPointerARB;
  long glVertexBlendARB;
  // ARB_vertex_shader
  long glVertexAttrib1sARB;
  long glVertexAttrib1fARB;
  long glVertexAttrib1dARB;
  long glVertexAttrib2sARB;
  long glVertexAttrib2fARB;
  long glVertexAttrib2dARB;
  long glVertexAttrib3sARB;
  long glVertexAttrib3fARB;
  long glVertexAttrib3dARB;
  long glVertexAttrib4sARB;
  long glVertexAttrib4fARB;
  long glVertexAttrib4dARB;
  long glVertexAttrib4NubARB;
  long glVertexAttribPointerARB;
  long glEnableVertexAttribArrayARB;
  long glDisableVertexAttribArrayARB;
  long glBindAttribLocationARB;
  long glGetActiveAttribARB;
  long glGetAttribLocationARB;
  long glGetVertexAttribfvARB;
  long glGetVertexAttribdvARB;
  long glGetVertexAttribivARB;
  long glGetVertexAttribPointervARB;
  // ARB_window_pos
  long glWindowPos2fARB;
  long glWindowPos2dARB;
  long glWindowPos2iARB;
  long glWindowPos2sARB;
  long glWindowPos3fARB;
  long glWindowPos3dARB;
  long glWindowPos3iARB;
  long glWindowPos3sARB;
  // ATI_draw_buffers
  long glDrawBuffersATI;
  // ATI_element_array
  long glElementPointerATI;
  long glDrawElementArrayATI;
  long glDrawRangeElementArrayATI;
  // ATI_envmap_bumpmap
  long glTexBumpParameterfvATI;
  long glTexBumpParameterivATI;
  long glGetTexBumpParameterfvATI;
  long glGetTexBumpParameterivATI;
  // ATI_fragment_shader
  long glGenFragmentShadersATI;
  long glBindFragmentShaderATI;
  long glDeleteFragmentShaderATI;
  long glBeginFragmentShaderATI;
  long glEndFragmentShaderATI;
  long glPassTexCoordATI;
  long glSampleMapATI;
  long glColorFragmentOp1ATI;
  long glColorFragmentOp2ATI;
  long glColorFragmentOp3ATI;
  long glAlphaFragmentOp1ATI;
  long glAlphaFragmentOp2ATI;
  long glAlphaFragmentOp3ATI;
  long glSetFragmentShaderConstantATI;
  // ATI_map_object_buffer
  long glMapObjectBufferATI;
  long glUnmapObjectBufferATI;
  // ATI_pn_triangles
  long glPNTrianglesfATI;
  long glPNTrianglesiATI;
  // ATI_separate_stencil
  long glStencilOpSeparateATI;
  long glStencilFuncSeparateATI;
  // ATI_vertex_array_object
  long glNewObjectBufferATI;
  long glIsObjectBufferATI;
  long glUpdateObjectBufferATI;
  long glGetObjectBufferfvATI;
  long glGetObjectBufferivATI;
  long glFreeObjectBufferATI;
  long glArrayObjectATI;
  long glGetArrayObjectfvATI;
  long glGetArrayObjectivATI;
  long glVariantArrayObjectATI;
  long glGetVariantArrayObjectfvATI;
  long glGetVariantArrayObjectivATI;
  // ATI_vertex_attrib_array_object
  long glVertexAttribArrayObjectATI;
  long glGetVertexAttribArrayObjectfvATI;
  long glGetVertexAttribArrayObjectivATI;
  // ATI_vertex_streams
  long glVertexStream2fATI;
  long glVertexStream2dATI;
  long glVertexStream2iATI;
  long glVertexStream2sATI;
  long glVertexStream3fATI;
  long glVertexStream3dATI;
  long glVertexStream3iATI;
  long glVertexStream3sATI;
  long glVertexStream4fATI;
  long glVertexStream4dATI;
  long glVertexStream4iATI;
  long glVertexStream4sATI;
  long glNormalStream3bATI;
  long glNormalStream3fATI;
  long glNormalStream3dATI;
  long glNormalStream3iATI;
  long glNormalStream3sATI;
  long glClientActiveVertexStreamATI;
  long glVertexBlendEnvfATI;
  long glVertexBlendEnviATI;
  // EXT_bindable_uniform
  long glUniformBufferEXT;
  long glGetUniformBufferSizeEXT;
  long glGetUniformOffsetEXT;
  // EXT_blend_color
  long glBlendColorEXT;
  // EXT_blend_equation_separate
  long glBlendEquationSeparateEXT;
  // EXT_blend_func_separate
  long glBlendFuncSeparateEXT;
  // EXT_blend_minmax
  long glBlendEquationEXT;
  // EXT_compiled_vertex_array
  long glLockArraysEXT;
  long glUnlockArraysEXT;
  // EXT_depth_bounds_test
  long glDepthBoundsEXT;
  // EXT_direct_state_access
  long glClientAttribDefaultEXT;
  long glPushClientAttribDefaultEXT;
  long glMatrixLoadfEXT;
  long glMatrixLoaddEXT;
  long glMatrixMultfEXT;
  long glMatrixMultdEXT;
  long glMatrixLoadIdentityEXT;
  long glMatrixRotatefEXT;
  long glMatrixRotatedEXT;
  long glMatrixScalefEXT;
  long glMatrixScaledEXT;
  long glMatrixTranslatefEXT;
  long glMatrixTranslatedEXT;
  long glMatrixOrthoEXT;
  long glMatrixFrustumEXT;
  long glMatrixPushEXT;
  long glMatrixPopEXT;
  long glTextureParameteriEXT;
  long glTextureParameterivEXT;
  long glTextureParameterfEXT;
  long glTextureParameterfvEXT;
  long glTextureImage1DEXT;
  long glTextureImage2DEXT;
  long glTextureSubImage1DEXT;
  long glTextureSubImage2DEXT;
  long glCopyTextureImage1DEXT;
  long glCopyTextureImage2DEXT;
  long glCopyTextureSubImage1DEXT;
  long glCopyTextureSubImage2DEXT;
  long glGetTextureImageEXT;
  long glGetTextureParameterfvEXT;
  long glGetTextureParameterivEXT;
  long glGetTextureLevelParameterfvEXT;
  long glGetTextureLevelParameterivEXT;
  long glTextureImage3DEXT;
  long glTextureSubImage3DEXT;
  long glCopyTextureSubImage3DEXT;
  long glBindMultiTextureEXT;
  long glMultiTexCoordPointerEXT;
  long glMultiTexEnvfEXT;
  long glMultiTexEnvfvEXT;
  long glMultiTexEnviEXT;
  long glMultiTexEnvivEXT;
  long glMultiTexGendEXT;
  long glMultiTexGendvEXT;
  long glMultiTexGenfEXT;
  long glMultiTexGenfvEXT;
  long glMultiTexGeniEXT;
  long glMultiTexGenivEXT;
  long glGetMultiTexEnvfvEXT;
  long glGetMultiTexEnvivEXT;
  long glGetMultiTexGendvEXT;
  long glGetMultiTexGenfvEXT;
  long glGetMultiTexGenivEXT;
  long glMultiTexParameteriEXT;
  long glMultiTexParameterivEXT;
  long glMultiTexParameterfEXT;
  long glMultiTexParameterfvEXT;
  long glMultiTexImage1DEXT;
  long glMultiTexImage2DEXT;
  long glMultiTexSubImage1DEXT;
  long glMultiTexSubImage2DEXT;
  long glCopyMultiTexImage1DEXT;
  long glCopyMultiTexImage2DEXT;
  long glCopyMultiTexSubImage1DEXT;
  long glCopyMultiTexSubImage2DEXT;
  long glGetMultiTexImageEXT;
  long glGetMultiTexParameterfvEXT;
  long glGetMultiTexParameterivEXT;
  long glGetMultiTexLevelParameterfvEXT;
  long glGetMultiTexLevelParameterivEXT;
  long glMultiTexImage3DEXT;
  long glMultiTexSubImage3DEXT;
  long glCopyMultiTexSubImage3DEXT;
  long glEnableClientStateIndexedEXT;
  long glDisableClientStateIndexedEXT;
  long glEnableClientStateiEXT;
  long glDisableClientStateiEXT;
  long glGetFloatIndexedvEXT;
  long glGetDoubleIndexedvEXT;
  long glGetPointerIndexedvEXT;
  long glGetFloati_vEXT;
  long glGetDoublei_vEXT;
  long glGetPointeri_vEXT;
  long glNamedProgramStringEXT;
  long glNamedProgramLocalParameter4dEXT;
  long glNamedProgramLocalParameter4dvEXT;
  long glNamedProgramLocalParameter4fEXT;
  long glNamedProgramLocalParameter4fvEXT;
  long glGetNamedProgramLocalParameterdvEXT;
  long glGetNamedProgramLocalParameterfvEXT;
  long glGetNamedProgramivEXT;
  long glGetNamedProgramStringEXT;
  long glCompressedTextureImage3DEXT;
  long glCompressedTextureImage2DEXT;
  long glCompressedTextureImage1DEXT;
  long glCompressedTextureSubImage3DEXT;
  long glCompressedTextureSubImage2DEXT;
  long glCompressedTextureSubImage1DEXT;
  long glGetCompressedTextureImageEXT;
  long glCompressedMultiTexImage3DEXT;
  long glCompressedMultiTexImage2DEXT;
  long glCompressedMultiTexImage1DEXT;
  long glCompressedMultiTexSubImage3DEXT;
  long glCompressedMultiTexSubImage2DEXT;
  long glCompressedMultiTexSubImage1DEXT;
  long glGetCompressedMultiTexImageEXT;
  long glMatrixLoadTransposefEXT;
  long glMatrixLoadTransposedEXT;
  long glMatrixMultTransposefEXT;
  long glMatrixMultTransposedEXT;
  long glNamedBufferDataEXT;
  long glNamedBufferSubDataEXT;
  long glMapNamedBufferEXT;
  long glUnmapNamedBufferEXT;
  long glGetNamedBufferParameterivEXT;
  long glGetNamedBufferPointervEXT;
  long glGetNamedBufferSubDataEXT;
  long glProgramUniform1fEXT;
  long glProgramUniform2fEXT;
  long glProgramUniform3fEXT;
  long glProgramUniform4fEXT;
  long glProgramUniform1iEXT;
  long glProgramUniform2iEXT;
  long glProgramUniform3iEXT;
  long glProgramUniform4iEXT;
  long glProgramUniform1fvEXT;
  long glProgramUniform2fvEXT;
  long glProgramUniform3fvEXT;
  long glProgramUniform4fvEXT;
  long glProgramUniform1ivEXT;
  long glProgramUniform2ivEXT;
  long glProgramUniform3ivEXT;
  long glProgramUniform4ivEXT;
  long glProgramUniformMatrix2fvEXT;
  long glProgramUniformMatrix3fvEXT;
  long glProgramUniformMatrix4fvEXT;
  long glProgramUniformMatrix2x3fvEXT;
  long glProgramUniformMatrix3x2fvEXT;
  long glProgramUniformMatrix2x4fvEXT;
  long glProgramUniformMatrix4x2fvEXT;
  long glProgramUniformMatrix3x4fvEXT;
  long glProgramUniformMatrix4x3fvEXT;
  long glTextureBufferEXT;
  long glMultiTexBufferEXT;
  long glTextureParameterIivEXT;
  long glTextureParameterIuivEXT;
  long glGetTextureParameterIivEXT;
  long glGetTextureParameterIuivEXT;
  long glMultiTexParameterIivEXT;
  long glMultiTexParameterIuivEXT;
  long glGetMultiTexParameterIivEXT;
  long glGetMultiTexParameterIuivEXT;
  long glProgramUniform1uiEXT;
  long glProgramUniform2uiEXT;
  long glProgramUniform3uiEXT;
  long glProgramUniform4uiEXT;
  long glProgramUniform1uivEXT;
  long glProgramUniform2uivEXT;
  long glProgramUniform3uivEXT;
  long glProgramUniform4uivEXT;
  long glNamedProgramLocalParameters4fvEXT;
  long glNamedProgramLocalParameterI4iEXT;
  long glNamedProgramLocalParameterI4ivEXT;
  long glNamedProgramLocalParametersI4ivEXT;
  long glNamedProgramLocalParameterI4uiEXT;
  long glNamedProgramLocalParameterI4uivEXT;
  long glNamedProgramLocalParametersI4uivEXT;
  long glGetNamedProgramLocalParameterIivEXT;
  long glGetNamedProgramLocalParameterIuivEXT;
  long glNamedRenderbufferStorageEXT;
  long glGetNamedRenderbufferParameterivEXT;
  long glNamedRenderbufferStorageMultisampleEXT;
  long glNamedRenderbufferStorageMultisampleCoverageEXT;
  long glCheckNamedFramebufferStatusEXT;
  long glNamedFramebufferTexture1DEXT;
  long glNamedFramebufferTexture2DEXT;
  long glNamedFramebufferTexture3DEXT;
  long glNamedFramebufferRenderbufferEXT;
  long glGetNamedFramebufferAttachmentParameterivEXT;
  long glGenerateTextureMipmapEXT;
  long glGenerateMultiTexMipmapEXT;
  long glFramebufferDrawBufferEXT;
  long glFramebufferDrawBuffersEXT;
  long glFramebufferReadBufferEXT;
  long glGetFramebufferParameterivEXT;
  long glNamedCopyBufferSubDataEXT;
  long glNamedFramebufferTextureEXT;
  long glNamedFramebufferTextureLayerEXT;
  long glNamedFramebufferTextureFaceEXT;
  long glTextureRenderbufferEXT;
  long glMultiTexRenderbufferEXT;
  long glVertexArrayVertexOffsetEXT;
  long glVertexArrayColorOffsetEXT;
  long glVertexArrayEdgeFlagOffsetEXT;
  long glVertexArrayIndexOffsetEXT;
  long glVertexArrayNormalOffsetEXT;
  long glVertexArrayTexCoordOffsetEXT;
  long glVertexArrayMultiTexCoordOffsetEXT;
  long glVertexArrayFogCoordOffsetEXT;
  long glVertexArraySecondaryColorOffsetEXT;
  long glVertexArrayVertexAttribOffsetEXT;
  long glVertexArrayVertexAttribIOffsetEXT;
  long glEnableVertexArrayEXT;
  long glDisableVertexArrayEXT;
  long glEnableVertexArrayAttribEXT;
  long glDisableVertexArrayAttribEXT;
  long glGetVertexArrayIntegervEXT;
  long glGetVertexArrayPointervEXT;
  long glGetVertexArrayIntegeri_vEXT;
  long glGetVertexArrayPointeri_vEXT;
  long glMapNamedBufferRangeEXT;
  long glFlushMappedNamedBufferRangeEXT;
  // EXT_draw_buffers2
  long glColorMaskIndexedEXT;
  long glGetBooleanIndexedvEXT;
  long glGetIntegerIndexedvEXT;
  long glEnableIndexedEXT;
  long glDisableIndexedEXT;
  long glIsEnabledIndexedEXT;
  // EXT_draw_instanced
  long glDrawArraysInstancedEXT;
  long glDrawElementsInstancedEXT;
  // EXT_draw_range_elements
  long glDrawRangeElementsEXT;
  // EXT_fog_coord
  long glFogCoordfEXT;
  long glFogCoorddEXT;
  long glFogCoordPointerEXT;
  // EXT_framebuffer_blit
  long glBlitFramebufferEXT;
  // EXT_framebuffer_multisample
  long glRenderbufferStorageMultisampleEXT;
  // EXT_framebuffer_object
  long glIsRenderbufferEXT;
  long glBindRenderbufferEXT;
  long glDeleteRenderbuffersEXT;
  long glGenRenderbuffersEXT;
  long glRenderbufferStorageEXT;
  long glGetRenderbufferParameterivEXT;
  long glIsFramebufferEXT;
  long glBindFramebufferEXT;
  long glDeleteFramebuffersEXT;
  long glGenFramebuffersEXT;
  long glCheckFramebufferStatusEXT;
  long glFramebufferTexture1DEXT;
  long glFramebufferTexture2DEXT;
  long glFramebufferTexture3DEXT;
  long glFramebufferRenderbufferEXT;
  long glGetFramebufferAttachmentParameterivEXT;
  long glGenerateMipmapEXT;
  // EXT_geometry_shader4
  long glProgramParameteriEXT;
  long glFramebufferTextureEXT;
  long glFramebufferTextureLayerEXT;
  long glFramebufferTextureFaceEXT;
  // EXT_gpu_program_parameters
  long glProgramEnvParameters4fvEXT;
  long glProgramLocalParameters4fvEXT;
  // EXT_gpu_shader4
  long glVertexAttribI1iEXT;
  long glVertexAttribI2iEXT;
  long glVertexAttribI3iEXT;
  long glVertexAttribI4iEXT;
  long glVertexAttribI1uiEXT;
  long glVertexAttribI2uiEXT;
  long glVertexAttribI3uiEXT;
  long glVertexAttribI4uiEXT;
  long glVertexAttribI1ivEXT;
  long glVertexAttribI2ivEXT;
  long glVertexAttribI3ivEXT;
  long glVertexAttribI4ivEXT;
  long glVertexAttribI1uivEXT;
  long glVertexAttribI2uivEXT;
  long glVertexAttribI3uivEXT;
  long glVertexAttribI4uivEXT;
  long glVertexAttribI4bvEXT;
  long glVertexAttribI4svEXT;
  long glVertexAttribI4ubvEXT;
  long glVertexAttribI4usvEXT;
  long glVertexAttribIPointerEXT;
  long glGetVertexAttribIivEXT;
  long glGetVertexAttribIuivEXT;
  long glUniform1uiEXT;
  long glUniform2uiEXT;
  long glUniform3uiEXT;
  long glUniform4uiEXT;
  long glUniform1uivEXT;
  long glUniform2uivEXT;
  long glUniform3uivEXT;
  long glUniform4uivEXT;
  long glGetUniformuivEXT;
  long glBindFragDataLocationEXT;
  long glGetFragDataLocationEXT;
  // EXT_multi_draw_arrays
  long glMultiDrawArraysEXT;
  // EXT_paletted_texture
  long glColorTableEXT;
  long glColorSubTableEXT;
  long glGetColorTableEXT;
  long glGetColorTableParameterivEXT;
  long glGetColorTableParameterfvEXT;
  // EXT_point_parameters
  long glPointParameterfEXT;
  long glPointParameterfvEXT;
  // EXT_provoking_vertex
  long glProvokingVertexEXT;
  // EXT_secondary_color
  long glSecondaryColor3bEXT;
  long glSecondaryColor3fEXT;
  long glSecondaryColor3dEXT;
  long glSecondaryColor3ubEXT;
  long glSecondaryColorPointerEXT;
  // EXT_separate_shader_objects
  long glUseShaderProgramEXT;
  long glActiveProgramEXT;
  long glCreateShaderProgramEXT;
  // EXT_shader_image_load_store
  long glBindImageTextureEXT;
  long glMemoryBarrierEXT;
  // EXT_stencil_clear_tag
  long glStencilClearTagEXT;
  // EXT_stencil_two_side
  long glActiveStencilFaceEXT;
  // EXT_texture_buffer_object
  long glTexBufferEXT;
  // EXT_texture_integer
  long glClearColorIiEXT;
  long glClearColorIuiEXT;
  long glTexParameterIivEXT;
  long glTexParameterIuivEXT;
  long glGetTexParameterIivEXT;
  long glGetTexParameterIuivEXT;
  // EXT_timer_query
  long glGetQueryObjecti64vEXT;
  long glGetQueryObjectui64vEXT;
  // EXT_transform_feedback
  long glBindBufferRangeEXT;
  long glBindBufferOffsetEXT;
  long glBindBufferBaseEXT;
  long glBeginTransformFeedbackEXT;
  long glEndTransformFeedbackEXT;
  long glTransformFeedbackVaryingsEXT;
  long glGetTransformFeedbackVaryingEXT;
  // EXT_vertex_attrib_64bit
  long glVertexAttribL1dEXT;
  long glVertexAttribL2dEXT;
  long glVertexAttribL3dEXT;
  long glVertexAttribL4dEXT;
  long glVertexAttribL1dvEXT;
  long glVertexAttribL2dvEXT;
  long glVertexAttribL3dvEXT;
  long glVertexAttribL4dvEXT;
  long glVertexAttribLPointerEXT;
  long glGetVertexAttribLdvEXT;
  // EXT_vertex_shader
  long glBeginVertexShaderEXT;
  long glEndVertexShaderEXT;
  long glBindVertexShaderEXT;
  long glGenVertexShadersEXT;
  long glDeleteVertexShaderEXT;
  long glShaderOp1EXT;
  long glShaderOp2EXT;
  long glShaderOp3EXT;
  long glSwizzleEXT;
  long glWriteMaskEXT;
  long glInsertComponentEXT;
  long glExtractComponentEXT;
  long glGenSymbolsEXT;
  long glSetInvariantEXT;
  long glSetLocalConstantEXT;
  long glVariantbvEXT;
  long glVariantsvEXT;
  long glVariantivEXT;
  long glVariantfvEXT;
  long glVariantdvEXT;
  long glVariantubvEXT;
  long glVariantusvEXT;
  long glVariantuivEXT;
  long glVariantPointerEXT;
  long glEnableVariantClientStateEXT;
  long glDisableVariantClientStateEXT;
  long glBindLightParameterEXT;
  long glBindMaterialParameterEXT;
  long glBindTexGenParameterEXT;
  long glBindTextureUnitParameterEXT;
  long glBindParameterEXT;
  long glIsVariantEnabledEXT;
  long glGetVariantBooleanvEXT;
  long glGetVariantIntegervEXT;
  long glGetVariantFloatvEXT;
  long glGetVariantPointervEXT;
  long glGetInvariantBooleanvEXT;
  long glGetInvariantIntegervEXT;
  long glGetInvariantFloatvEXT;
  long glGetLocalConstantBooleanvEXT;
  long glGetLocalConstantIntegervEXT;
  long glGetLocalConstantFloatvEXT;
  // EXT_vertex_weighting
  long glVertexWeightfEXT;
  long glVertexWeightPointerEXT;
  // GL11
  long glAccum;
  long glAlphaFunc;
  long glClearColor;
  long glClearAccum;
  long glClear;
  long glCallLists;
  long glCallList;
  long glBlendFunc;
  long glBitmap;
  long glBindTexture;
  long glPrioritizeTextures;
  long glAreTexturesResident;
  long glBegin;
  long glEnd;
  long glArrayElement;
  long glClearDepth;
  long glDeleteLists;
  long glDeleteTextures;
  long glCullFace;
  long glCopyTexSubImage2D;
  long glCopyTexSubImage1D;
  long glCopyTexImage2D;
  long glCopyTexImage1D;
  long glCopyPixels;
  long glColorPointer;
  long glColorMaterial;
  long glColorMask;
  long glColor3b;
  long glColor3f;
  long glColor3d;
  long glColor3ub;
  long glColor4b;
  long glColor4f;
  long glColor4d;
  long glColor4ub;
  long glClipPlane;
  long glClearStencil;
  long glEvalPoint1;
  long glEvalPoint2;
  long glEvalMesh1;
  long glEvalMesh2;
  long glEvalCoord1f;
  long glEvalCoord1d;
  long glEvalCoord2f;
  long glEvalCoord2d;
  long glEnableClientState;
  long glDisableClientState;
  long glEnable;
  long glDisable;
  long glEdgeFlagPointer;
  long glEdgeFlag;
  long glDrawPixels;
  long glDrawElements;
  long glDrawBuffer;
  long glDrawArrays;
  long glDepthRange;
  long glDepthMask;
  long glDepthFunc;
  long glFeedbackBuffer;
  long glGetPixelMapfv;
  long glGetPixelMapuiv;
  long glGetPixelMapusv;
  long glGetMaterialfv;
  long glGetMaterialiv;
  long glGetMapfv;
  long glGetMapdv;
  long glGetMapiv;
  long glGetLightfv;
  long glGetLightiv;
  long glGetError;
  long glGetClipPlane;
  long glGetBooleanv;
  long glGetDoublev;
  long glGetFloatv;
  long glGetIntegerv;
  long glGenTextures;
  long glGenLists;
  long glFrustum;
  long glFrontFace;
  long glFogf;
  long glFogi;
  long glFogfv;
  long glFogiv;
  long glFlush;
  long glFinish;
  long glGetPointerv;
  long glIsEnabled;
  long glInterleavedArrays;
  long glInitNames;
  long glHint;
  long glGetTexParameterfv;
  long glGetTexParameteriv;
  long glGetTexLevelParameterfv;
  long glGetTexLevelParameteriv;
  long glGetTexImage;
  long glGetTexGeniv;
  long glGetTexGenfv;
  long glGetTexGendv;
  long glGetTexEnviv;
  long glGetTexEnvfv;
  long glGetString;
  long glGetPolygonStipple;
  long glIsList;
  long glMaterialf;
  long glMateriali;
  long glMaterialfv;
  long glMaterialiv;
  long glMapGrid1f;
  long glMapGrid1d;
  long glMapGrid2f;
  long glMapGrid2d;
  long glMap2f;
  long glMap2d;
  long glMap1f;
  long glMap1d;
  long glLogicOp;
  long glLoadName;
  long glLoadMatrixf;
  long glLoadMatrixd;
  long glLoadIdentity;
  long glListBase;
  long glLineWidth;
  long glLineStipple;
  long glLightModelf;
  long glLightModeli;
  long glLightModelfv;
  long glLightModeliv;
  long glLightf;
  long glLighti;
  long glLightfv;
  long glLightiv;
  long glIsTexture;
  long glMatrixMode;
  long glPolygonStipple;
  long glPolygonOffset;
  long glPolygonMode;
  long glPointSize;
  long glPixelZoom;
  long glPixelTransferf;
  long glPixelTransferi;
  long glPixelStoref;
  long glPixelStorei;
  long glPixelMapfv;
  long glPixelMapuiv;
  long glPixelMapusv;
  long glPassThrough;
  long glOrtho;
  long glNormalPointer;
  long glNormal3b;
  long glNormal3f;
  long glNormal3d;
  long glNormal3i;
  long glNewList;
  long glEndList;
  long glMultMatrixf;
  long glMultMatrixd;
  long glShadeModel;
  long glSelectBuffer;
  long glScissor;
  long glScalef;
  long glScaled;
  long glRotatef;
  long glRenderMode;
  long glRectf;
  long glRectd;
  long glRecti;
  long glReadPixels;
  long glReadBuffer;
  long glRasterPos2f;
  long glRasterPos2d;
  long glRasterPos2i;
  long glRasterPos3f;
  long glRasterPos3d;
  long glRasterPos3i;
  long glRasterPos4f;
  long glRasterPos4d;
  long glRasterPos4i;
  long glPushName;
  long glPopName;
  long glPushMatrix;
  long glPopMatrix;
  long glPushClientAttrib;
  long glPopClientAttrib;
  long glPushAttrib;
  long glPopAttrib;
  long glStencilFunc;
  long glVertexPointer;
  long glVertex2f;
  long glVertex2d;
  long glVertex2i;
  long glVertex3f;
  long glVertex3d;
  long glVertex3i;
  long glVertex4f;
  long glVertex4d;
  long glVertex4i;
  long glTranslatef;
  long glTranslated;
  long glTexImage1D;
  long glTexImage2D;
  long glTexSubImage1D;
  long glTexSubImage2D;
  long glTexParameterf;
  long glTexParameteri;
  long glTexParameterfv;
  long glTexParameteriv;
  long glTexGenf;
  long glTexGend;
  long glTexGenfv;
  long glTexGendv;
  long glTexGeni;
  long glTexGeniv;
  long glTexEnvf;
  long glTexEnvi;
  long glTexEnvfv;
  long glTexEnviv;
  long glTexCoordPointer;
  long glTexCoord1f;
  long glTexCoord1d;
  long glTexCoord2f;
  long glTexCoord2d;
  long glTexCoord3f;
  long glTexCoord3d;
  long glTexCoord4f;
  long glTexCoord4d;
  long glStencilOp;
  long glStencilMask;
  long glViewport;
  // GL12
  long glDrawRangeElements;
  long glTexImage3D;
  long glTexSubImage3D;
  long glCopyTexSubImage3D;
  // GL13
  long glActiveTexture;
  long glClientActiveTexture;
  long glCompressedTexImage1D;
  long glCompressedTexImage2D;
  long glCompressedTexImage3D;
  long glCompressedTexSubImage1D;
  long glCompressedTexSubImage2D;
  long glCompressedTexSubImage3D;
  long glGetCompressedTexImage;
  long glMultiTexCoord1f;
  long glMultiTexCoord1d;
  long glMultiTexCoord2f;
  long glMultiTexCoord2d;
  long glMultiTexCoord3f;
  long glMultiTexCoord3d;
  long glMultiTexCoord4f;
  long glMultiTexCoord4d;
  long glLoadTransposeMatrixf;
  long glLoadTransposeMatrixd;
  long glMultTransposeMatrixf;
  long glMultTransposeMatrixd;
  long glSampleCoverage;
  // GL14
  long glBlendEquation;
  long glBlendColor;
  long glFogCoordf;
  long glFogCoordd;
  long glFogCoordPointer;
  long glMultiDrawArrays;
  long glPointParameteri;
  long glPointParameterf;
  long glPointParameteriv;
  long glPointParameterfv;
  long glSecondaryColor3b;
  long glSecondaryColor3f;
  long glSecondaryColor3d;
  long glSecondaryColor3ub;
  long glSecondaryColorPointer;
  long glBlendFuncSeparate;
  long glWindowPos2f;
  long glWindowPos2d;
  long glWindowPos2i;
  long glWindowPos3f;
  long glWindowPos3d;
  long glWindowPos3i;
  // GL15
  long glBindBuffer;
  long glDeleteBuffers;
  long glGenBuffers;
  long glIsBuffer;
  long glBufferData;
  long glBufferSubData;
  long glGetBufferSubData;
  long glMapBuffer;
  long glUnmapBuffer;
  long glGetBufferParameteriv;
  long glGetBufferPointerv;
  long glGenQueries;
  long glDeleteQueries;
  long glIsQuery;
  long glBeginQuery;
  long glEndQuery;
  long glGetQueryiv;
  long glGetQueryObjectiv;
  long glGetQueryObjectuiv;
  // GL20
  long glShaderSource;
  long glCreateShader;
  long glIsShader;
  long glCompileShader;
  long glDeleteShader;
  long glCreateProgram;
  long glIsProgram;
  long glAttachShader;
  long glDetachShader;
  long glLinkProgram;
  long glUseProgram;
  long glValidateProgram;
  long glDeleteProgram;
  long glUniform1f;
  long glUniform2f;
  long glUniform3f;
  long glUniform4f;
  long glUniform1i;
  long glUniform2i;
  long glUniform3i;
  long glUniform4i;
  long glUniform1fv;
  long glUniform2fv;
  long glUniform3fv;
  long glUniform4fv;
  long glUniform1iv;
  long glUniform2iv;
  long glUniform3iv;
  long glUniform4iv;
  long glUniformMatrix2fv;
  long glUniformMatrix3fv;
  long glUniformMatrix4fv;
  long glGetShaderiv;
  long glGetProgramiv;
  long glGetShaderInfoLog;
  long glGetProgramInfoLog;
  long glGetAttachedShaders;
  long glGetUniformLocation;
  long glGetActiveUniform;
  long glGetUniformfv;
  long glGetUniformiv;
  long glGetShaderSource;
  long glVertexAttrib1s;
  long glVertexAttrib1f;
  long glVertexAttrib1d;
  long glVertexAttrib2s;
  long glVertexAttrib2f;
  long glVertexAttrib2d;
  long glVertexAttrib3s;
  long glVertexAttrib3f;
  long glVertexAttrib3d;
  long glVertexAttrib4s;
  long glVertexAttrib4f;
  long glVertexAttrib4d;
  long glVertexAttrib4Nub;
  long glVertexAttribPointer;
  long glEnableVertexAttribArray;
  long glDisableVertexAttribArray;
  long glGetVertexAttribfv;
  long glGetVertexAttribdv;
  long glGetVertexAttribiv;
  long glGetVertexAttribPointerv;
  long glBindAttribLocation;
  long glGetActiveAttrib;
  long glGetAttribLocation;
  long glDrawBuffers;
  long glStencilOpSeparate;
  long glStencilFuncSeparate;
  long glStencilMaskSeparate;
  long glBlendEquationSeparate;
  // GL21
  long glUniformMatrix2x3fv;
  long glUniformMatrix3x2fv;
  long glUniformMatrix2x4fv;
  long glUniformMatrix4x2fv;
  long glUniformMatrix3x4fv;
  long glUniformMatrix4x3fv;
  // GL30
  long glGetStringi;
  long glClearBufferfv;
  long glClearBufferiv;
  long glClearBufferuiv;
  long glClearBufferfi;
  long glVertexAttribI1i;
  long glVertexAttribI2i;
  long glVertexAttribI3i;
  long glVertexAttribI4i;
  long glVertexAttribI1ui;
  long glVertexAttribI2ui;
  long glVertexAttribI3ui;
  long glVertexAttribI4ui;
  long glVertexAttribI1iv;
  long glVertexAttribI2iv;
  long glVertexAttribI3iv;
  long glVertexAttribI4iv;
  long glVertexAttribI1uiv;
  long glVertexAttribI2uiv;
  long glVertexAttribI3uiv;
  long glVertexAttribI4uiv;
  long glVertexAttribI4bv;
  long glVertexAttribI4sv;
  long glVertexAttribI4ubv;
  long glVertexAttribI4usv;
  long glVertexAttribIPointer;
  long glGetVertexAttribIiv;
  long glGetVertexAttribIuiv;
  long glUniform1ui;
  long glUniform2ui;
  long glUniform3ui;
  long glUniform4ui;
  long glUniform1uiv;
  long glUniform2uiv;
  long glUniform3uiv;
  long glUniform4uiv;
  long glGetUniformuiv;
  long glBindFragDataLocation;
  long glGetFragDataLocation;
  long glBeginConditionalRender;
  long glEndConditionalRender;
  long glMapBufferRange;
  long glFlushMappedBufferRange;
  long glClampColor;
  long glIsRenderbuffer;
  long glBindRenderbuffer;
  long glDeleteRenderbuffers;
  long glGenRenderbuffers;
  long glRenderbufferStorage;
  long glGetRenderbufferParameteriv;
  long glIsFramebuffer;
  long glBindFramebuffer;
  long glDeleteFramebuffers;
  long glGenFramebuffers;
  long glCheckFramebufferStatus;
  long glFramebufferTexture1D;
  long glFramebufferTexture2D;
  long glFramebufferTexture3D;
  long glFramebufferRenderbuffer;
  long glGetFramebufferAttachmentParameteriv;
  long glGenerateMipmap;
  long glRenderbufferStorageMultisample;
  long glBlitFramebuffer;
  long glTexParameterIiv;
  long glTexParameterIuiv;
  long glGetTexParameterIiv;
  long glGetTexParameterIuiv;
  long glFramebufferTextureLayer;
  long glColorMaski;
  long glGetBooleani_v;
  long glGetIntegeri_v;
  long glEnablei;
  long glDisablei;
  long glIsEnabledi;
  long glBindBufferRange;
  long glBindBufferBase;
  long glBeginTransformFeedback;
  long glEndTransformFeedback;
  long glTransformFeedbackVaryings;
  long glGetTransformFeedbackVarying;
  long glBindVertexArray;
  long glDeleteVertexArrays;
  long glGenVertexArrays;
  long glIsVertexArray;
  // GL31
  long glDrawArraysInstanced;
  long glDrawElementsInstanced;
  long glCopyBufferSubData;
  long glPrimitiveRestartIndex;
  long glTexBuffer;
  long glGetUniformIndices;
  long glGetActiveUniformsiv;
  long glGetActiveUniformName;
  long glGetUniformBlockIndex;
  long glGetActiveUniformBlockiv;
  long glGetActiveUniformBlockName;
  long glUniformBlockBinding;
  // GL32
  long glDrawElementsBaseVertex;
  long glDrawRangeElementsBaseVertex;
  long glDrawElementsInstancedBaseVertex;
  long glProvokingVertex;
  long glTexImage2DMultisample;
  long glTexImage3DMultisample;
  long glGetMultisamplefv;
  long glSampleMaski;
  long glFramebufferTexture;
  long glFenceSync;
  long glIsSync;
  long glDeleteSync;
  long glClientWaitSync;
  long glWaitSync;
  long glGetInteger64v;
  long glGetInteger64i_v;
  long glGetSynciv;
  // GL33
  long glBindFragDataLocationIndexed;
  long glGetFragDataIndex;
  long glGenSamplers;
  long glDeleteSamplers;
  long glIsSampler;
  long glBindSampler;
  long glSamplerParameteri;
  long glSamplerParameterf;
  long glSamplerParameteriv;
  long glSamplerParameterfv;
  long glSamplerParameterIiv;
  long glSamplerParameterIuiv;
  long glGetSamplerParameteriv;
  long glGetSamplerParameterfv;
  long glGetSamplerParameterIiv;
  long glGetSamplerParameterIuiv;
  long glQueryCounter;
  long glGetQueryObjecti64v;
  long glGetQueryObjectui64v;
  long glVertexAttribDivisor;
  long glVertexP2ui;
  long glVertexP3ui;
  long glVertexP4ui;
  long glVertexP2uiv;
  long glVertexP3uiv;
  long glVertexP4uiv;
  long glTexCoordP1ui;
  long glTexCoordP2ui;
  long glTexCoordP3ui;
  long glTexCoordP4ui;
  long glTexCoordP1uiv;
  long glTexCoordP2uiv;
  long glTexCoordP3uiv;
  long glTexCoordP4uiv;
  long glMultiTexCoordP1ui;
  long glMultiTexCoordP2ui;
  long glMultiTexCoordP3ui;
  long glMultiTexCoordP4ui;
  long glMultiTexCoordP1uiv;
  long glMultiTexCoordP2uiv;
  long glMultiTexCoordP3uiv;
  long glMultiTexCoordP4uiv;
  long glNormalP3ui;
  long glNormalP3uiv;
  long glColorP3ui;
  long glColorP4ui;
  long glColorP3uiv;
  long glColorP4uiv;
  long glSecondaryColorP3ui;
  long glSecondaryColorP3uiv;
  long glVertexAttribP1ui;
  long glVertexAttribP2ui;
  long glVertexAttribP3ui;
  long glVertexAttribP4ui;
  long glVertexAttribP1uiv;
  long glVertexAttribP2uiv;
  long glVertexAttribP3uiv;
  long glVertexAttribP4uiv;
  // GL40
  long glBlendEquationi;
  long glBlendEquationSeparatei;
  long glBlendFunci;
  long glBlendFuncSeparatei;
  long glDrawArraysIndirect;
  long glDrawElementsIndirect;
  long glUniform1d;
  long glUniform2d;
  long glUniform3d;
  long glUniform4d;
  long glUniform1dv;
  long glUniform2dv;
  long glUniform3dv;
  long glUniform4dv;
  long glUniformMatrix2dv;
  long glUniformMatrix3dv;
  long glUniformMatrix4dv;
  long glUniformMatrix2x3dv;
  long glUniformMatrix2x4dv;
  long glUniformMatrix3x2dv;
  long glUniformMatrix3x4dv;
  long glUniformMatrix4x2dv;
  long glUniformMatrix4x3dv;
  long glGetUniformdv;
  long glMinSampleShading;
  long glGetSubroutineUniformLocation;
  long glGetSubroutineIndex;
  long glGetActiveSubroutineUniformiv;
  long glGetActiveSubroutineUniformName;
  long glGetActiveSubroutineName;
  long glUniformSubroutinesuiv;
  long glGetUniformSubroutineuiv;
  long glGetProgramStageiv;
  long glPatchParameteri;
  long glPatchParameterfv;
  long glBindTransformFeedback;
  long glDeleteTransformFeedbacks;
  long glGenTransformFeedbacks;
  long glIsTransformFeedback;
  long glPauseTransformFeedback;
  long glResumeTransformFeedback;
  long glDrawTransformFeedback;
  long glDrawTransformFeedbackStream;
  long glBeginQueryIndexed;
  long glEndQueryIndexed;
  long glGetQueryIndexediv;
  // GL41
  long glReleaseShaderCompiler;
  long glShaderBinary;
  long glGetShaderPrecisionFormat;
  long glDepthRangef;
  long glClearDepthf;
  long glGetProgramBinary;
  long glProgramBinary;
  long glProgramParameteri;
  long glUseProgramStages;
  long glActiveShaderProgram;
  long glCreateShaderProgramv;
  long glBindProgramPipeline;
  long glDeleteProgramPipelines;
  long glGenProgramPipelines;
  long glIsProgramPipeline;
  long glGetProgramPipelineiv;
  long glProgramUniform1i;
  long glProgramUniform2i;
  long glProgramUniform3i;
  long glProgramUniform4i;
  long glProgramUniform1f;
  long glProgramUniform2f;
  long glProgramUniform3f;
  long glProgramUniform4f;
  long glProgramUniform1d;
  long glProgramUniform2d;
  long glProgramUniform3d;
  long glProgramUniform4d;
  long glProgramUniform1iv;
  long glProgramUniform2iv;
  long glProgramUniform3iv;
  long glProgramUniform4iv;
  long glProgramUniform1fv;
  long glProgramUniform2fv;
  long glProgramUniform3fv;
  long glProgramUniform4fv;
  long glProgramUniform1dv;
  long glProgramUniform2dv;
  long glProgramUniform3dv;
  long glProgramUniform4dv;
  long glProgramUniform1ui;
  long glProgramUniform2ui;
  long glProgramUniform3ui;
  long glProgramUniform4ui;
  long glProgramUniform1uiv;
  long glProgramUniform2uiv;
  long glProgramUniform3uiv;
  long glProgramUniform4uiv;
  long glProgramUniformMatrix2fv;
  long glProgramUniformMatrix3fv;
  long glProgramUniformMatrix4fv;
  long glProgramUniformMatrix2dv;
  long glProgramUniformMatrix3dv;
  long glProgramUniformMatrix4dv;
  long glProgramUniformMatrix2x3fv;
  long glProgramUniformMatrix3x2fv;
  long glProgramUniformMatrix2x4fv;
  long glProgramUniformMatrix4x2fv;
  long glProgramUniformMatrix3x4fv;
  long glProgramUniformMatrix4x3fv;
  long glProgramUniformMatrix2x3dv;
  long glProgramUniformMatrix3x2dv;
  long glProgramUniformMatrix2x4dv;
  long glProgramUniformMatrix4x2dv;
  long glProgramUniformMatrix3x4dv;
  long glProgramUniformMatrix4x3dv;
  long glValidateProgramPipeline;
  long glGetProgramPipelineInfoLog;
  long glVertexAttribL1d;
  long glVertexAttribL2d;
  long glVertexAttribL3d;
  long glVertexAttribL4d;
  long glVertexAttribL1dv;
  long glVertexAttribL2dv;
  long glVertexAttribL3dv;
  long glVertexAttribL4dv;
  long glVertexAttribLPointer;
  long glGetVertexAttribLdv;
  long glViewportArrayv;
  long glViewportIndexedf;
  long glViewportIndexedfv;
  long glScissorArrayv;
  long glScissorIndexed;
  long glScissorIndexedv;
  long glDepthRangeArrayv;
  long glDepthRangeIndexed;
  long glGetFloati_v;
  long glGetDoublei_v;
  // GREMEDY_string_marker
  long glStringMarkerGREMEDY;
  // NV_conditional_render
  long glBeginConditionalRenderNV;
  long glEndConditionalRenderNV;
  // NV_copy_image
  long glCopyImageSubDataNV;
  // NV_depth_buffer_float
  long glDepthRangedNV;
  long glClearDepthdNV;
  long glDepthBoundsdNV;
  // NV_evaluators
  long glGetMapControlPointsNV;
  long glMapControlPointsNV;
  long glMapParameterfvNV;
  long glMapParameterivNV;
  long glGetMapParameterfvNV;
  long glGetMapParameterivNV;
  long glGetMapAttribParameterfvNV;
  long glGetMapAttribParameterivNV;
  long glEvalMapsNV;
  // NV_explicit_multisample
  long glGetMultisamplefvNV;
  long glSampleMaskIndexedNV;
  long glTexRenderbufferNV;
  // NV_fence
  long glGenFencesNV;
  long glDeleteFencesNV;
  long glSetFenceNV;
  long glTestFenceNV;
  long glFinishFenceNV;
  long glIsFenceNV;
  long glGetFenceivNV;
  // NV_fragment_program
  long glProgramNamedParameter4fNV;
  long glProgramNamedParameter4dNV;
  long glGetProgramNamedParameterfvNV;
  long glGetProgramNamedParameterdvNV;
  // NV_framebuffer_multisample_coverage
  long glRenderbufferStorageMultisampleCoverageNV;
  // NV_geometry_program4
  long glProgramVertexLimitNV;
  // NV_gpu_program4
  long glProgramLocalParameterI4iNV;
  long glProgramLocalParameterI4ivNV;
  long glProgramLocalParametersI4ivNV;
  long glProgramLocalParameterI4uiNV;
  long glProgramLocalParameterI4uivNV;
  long glProgramLocalParametersI4uivNV;
  long glProgramEnvParameterI4iNV;
  long glProgramEnvParameterI4ivNV;
  long glProgramEnvParametersI4ivNV;
  long glProgramEnvParameterI4uiNV;
  long glProgramEnvParameterI4uivNV;
  long glProgramEnvParametersI4uivNV;
  long glGetProgramLocalParameterIivNV;
  long glGetProgramLocalParameterIuivNV;
  long glGetProgramEnvParameterIivNV;
  long glGetProgramEnvParameterIuivNV;
  // NV_gpu_shader5
  long glUniform1i64NV;
  long glUniform2i64NV;
  long glUniform3i64NV;
  long glUniform4i64NV;
  long glUniform1i64vNV;
  long glUniform2i64vNV;
  long glUniform3i64vNV;
  long glUniform4i64vNV;
  long glUniform1ui64NV;
  long glUniform2ui64NV;
  long glUniform3ui64NV;
  long glUniform4ui64NV;
  long glUniform1ui64vNV;
  long glUniform2ui64vNV;
  long glUniform3ui64vNV;
  long glUniform4ui64vNV;
  long glGetUniformi64vNV;
  long glGetUniformui64vNV;
  long glProgramUniform1i64NV;
  long glProgramUniform2i64NV;
  long glProgramUniform3i64NV;
  long glProgramUniform4i64NV;
  long glProgramUniform1i64vNV;
  long glProgramUniform2i64vNV;
  long glProgramUniform3i64vNV;
  long glProgramUniform4i64vNV;
  long glProgramUniform1ui64NV;
  long glProgramUniform2ui64NV;
  long glProgramUniform3ui64NV;
  long glProgramUniform4ui64NV;
  long glProgramUniform1ui64vNV;
  long glProgramUniform2ui64vNV;
  long glProgramUniform3ui64vNV;
  long glProgramUniform4ui64vNV;
  // NV_half_float
  long glVertex2hNV;
  long glVertex3hNV;
  long glVertex4hNV;
  long glNormal3hNV;
  long glColor3hNV;
  long glColor4hNV;
  long glTexCoord1hNV;
  long glTexCoord2hNV;
  long glTexCoord3hNV;
  long glTexCoord4hNV;
  long glMultiTexCoord1hNV;
  long glMultiTexCoord2hNV;
  long glMultiTexCoord3hNV;
  long glMultiTexCoord4hNV;
  long glFogCoordhNV;
  long glSecondaryColor3hNV;
  long glVertexWeighthNV;
  long glVertexAttrib1hNV;
  long glVertexAttrib2hNV;
  long glVertexAttrib3hNV;
  long glVertexAttrib4hNV;
  long glVertexAttribs1hvNV;
  long glVertexAttribs2hvNV;
  long glVertexAttribs3hvNV;
  long glVertexAttribs4hvNV;
  // NV_occlusion_query
  long glGenOcclusionQueriesNV;
  long glDeleteOcclusionQueriesNV;
  long glIsOcclusionQueryNV;
  long glBeginOcclusionQueryNV;
  long glEndOcclusionQueryNV;
  long glGetOcclusionQueryuivNV;
  long glGetOcclusionQueryivNV;
  // NV_parameter_buffer_object
  long glProgramBufferParametersfvNV;
  long glProgramBufferParametersIivNV;
  long glProgramBufferParametersIuivNV;
  // NV_pixel_data_range
  long glPixelDataRangeNV;
  long glFlushPixelDataRangeNV;
  // NV_point_sprite
  long glPointParameteriNV;
  long glPointParameterivNV;
  // NV_primitive_restart
  long glPrimitiveRestartNV;
  long glPrimitiveRestartIndexNV;
  // NV_program
  long glLoadProgramNV;
  long glBindProgramNV;
  long glDeleteProgramsNV;
  long glGenProgramsNV;
  long glGetProgramivNV;
  long glGetProgramStringNV;
  long glIsProgramNV;
  long glAreProgramsResidentNV;
  long glRequestResidentProgramsNV;
  // NV_register_combiners
  long glCombinerParameterfNV;
  long glCombinerParameterfvNV;
  long glCombinerParameteriNV;
  long glCombinerParameterivNV;
  long glCombinerInputNV;
  long glCombinerOutputNV;
  long glFinalCombinerInputNV;
  long glGetCombinerInputParameterfvNV;
  long glGetCombinerInputParameterivNV;
  long glGetCombinerOutputParameterfvNV;
  long glGetCombinerOutputParameterivNV;
  long glGetFinalCombinerInputParameterfvNV;
  long glGetFinalCombinerInputParameterivNV;
  // NV_register_combiners2
  long glCombinerStageParameterfvNV;
  long glGetCombinerStageParameterfvNV;
  // NV_shader_buffer_load
  long glMakeBufferResidentNV;
  long glMakeBufferNonResidentNV;
  long glIsBufferResidentNV;
  long glMakeNamedBufferResidentNV;
  long glMakeNamedBufferNonResidentNV;
  long glIsNamedBufferResidentNV;
  long glGetBufferParameterui64vNV;
  long glGetNamedBufferParameterui64vNV;
  long glGetIntegerui64vNV;
  long glUniformui64NV;
  long glUniformui64vNV;
  long glProgramUniformui64NV;
  long glProgramUniformui64vNV;
  // NV_texture_barrier
  long glTextureBarrierNV;
  // NV_transform_feedback
  long glBindBufferRangeNV;
  long glBindBufferOffsetNV;
  long glBindBufferBaseNV;
  long glTransformFeedbackAttribsNV;
  long glTransformFeedbackVaryingsNV;
  long glBeginTransformFeedbackNV;
  long glEndTransformFeedbackNV;
  long glGetVaryingLocationNV;
  long glGetActiveVaryingNV;
  long glActiveVaryingNV;
  long glGetTransformFeedbackVaryingNV;
  // NV_transform_feedback2
  long glBindTransformFeedbackNV;
  long glDeleteTransformFeedbacksNV;
  long glGenTransformFeedbacksNV;
  long glIsTransformFeedbackNV;
  long glPauseTransformFeedbackNV;
  long glResumeTransformFeedbackNV;
  long glDrawTransformFeedbackNV;
  // NV_vertex_array_range
  long glVertexArrayRangeNV;
  long glFlushVertexArrayRangeNV;
  long glAllocateMemoryNV;
  long glFreeMemoryNV;
  // NV_vertex_attrib_integer_64bit
  long glVertexAttribL1i64NV;
  long glVertexAttribL2i64NV;
  long glVertexAttribL3i64NV;
  long glVertexAttribL4i64NV;
  long glVertexAttribL1i64vNV;
  long glVertexAttribL2i64vNV;
  long glVertexAttribL3i64vNV;
  long glVertexAttribL4i64vNV;
  long glVertexAttribL1ui64NV;
  long glVertexAttribL2ui64NV;
  long glVertexAttribL3ui64NV;
  long glVertexAttribL4ui64NV;
  long glVertexAttribL1ui64vNV;
  long glVertexAttribL2ui64vNV;
  long glVertexAttribL3ui64vNV;
  long glVertexAttribL4ui64vNV;
  long glGetVertexAttribLi64vNV;
  long glGetVertexAttribLui64vNV;
  long glVertexAttribLFormatNV;
  // NV_vertex_buffer_unified_memory
  long glBufferAddressRangeNV;
  long glVertexFormatNV;
  long glNormalFormatNV;
  long glColorFormatNV;
  long glIndexFormatNV;
  long glTexCoordFormatNV;
  long glEdgeFlagFormatNV;
  long glSecondaryColorFormatNV;
  long glFogCoordFormatNV;
  long glVertexAttribFormatNV;
  long glVertexAttribIFormatNV;
  long glGetIntegerui64i_vNV;
  // NV_vertex_program
  long glExecuteProgramNV;
  long glGetProgramParameterfvNV;
  long glGetProgramParameterdvNV;
  long glGetTrackMatrixivNV;
  long glGetVertexAttribfvNV;
  long glGetVertexAttribdvNV;
  long glGetVertexAttribivNV;
  long glGetVertexAttribPointervNV;
  long glProgramParameter4fNV;
  long glProgramParameter4dNV;
  long glProgramParameters4fvNV;
  long glProgramParameters4dvNV;
  long glTrackMatrixNV;
  long glVertexAttribPointerNV;
  long glVertexAttrib1sNV;
  long glVertexAttrib1fNV;
  long glVertexAttrib1dNV;
  long glVertexAttrib2sNV;
  long glVertexAttrib2fNV;
  long glVertexAttrib2dNV;
  long glVertexAttrib3sNV;
  long glVertexAttrib3fNV;
  long glVertexAttrib3dNV;
  long glVertexAttrib4sNV;
  long glVertexAttrib4fNV;
  long glVertexAttrib4dNV;
  long glVertexAttrib4ubNV;
  long glVertexAttribs1svNV;
  long glVertexAttribs1fvNV;
  long glVertexAttribs1dvNV;
  long glVertexAttribs2svNV;
  long glVertexAttribs2fvNV;
  long glVertexAttribs2dvNV;
  long glVertexAttribs3svNV;
  long glVertexAttribs3fvNV;
  long glVertexAttribs3dvNV;
  long glVertexAttribs4svNV;
  long glVertexAttribs4fvNV;
  long glVertexAttribs4dvNV;


  private boolean AMD_debug_output_initNativeFunctionAddresses() {
    return 
      (glDebugMessageEnableAMD = GLContext.getFunctionAddress(new String[] {"glDebugMessageEnableAMD","glDebugMessageEnableAMDX"})) != 0 &
      (glDebugMessageInsertAMD = GLContext.getFunctionAddress(new String[] {"glDebugMessageInsertAMD","glDebugMessageInsertAMDX"})) != 0 &
      (glDebugMessageCallbackAMD = GLContext.getFunctionAddress(new String[] {"glDebugMessageCallbackAMD","glDebugMessageCallbackAMDX"})) != 0 &
      (glGetDebugMessageLogAMD = GLContext.getFunctionAddress(new String[] {"glGetDebugMessageLogAMD","glGetDebugMessageLogAMDX"})) != 0;
  }


  private boolean AMD_draw_buffers_blend_initNativeFunctionAddresses() {
    return 
      (glBlendFuncIndexedAMD = GLContext.getFunctionAddress("glBlendFuncIndexedAMD")) != 0 &
      (glBlendFuncSeparateIndexedAMD = GLContext.getFunctionAddress("glBlendFuncSeparateIndexedAMD")) != 0 &
      (glBlendEquationIndexedAMD = GLContext.getFunctionAddress("glBlendEquationIndexedAMD")) != 0 &
      (glBlendEquationSeparateIndexedAMD = GLContext.getFunctionAddress("glBlendEquationSeparateIndexedAMD")) != 0;
  }


  private boolean AMD_name_gen_delete_initNativeFunctionAddresses() {
    return 
      (glGenNamesAMD = GLContext.getFunctionAddress("glGenNamesAMD")) != 0 &
      (glDeleteNamesAMD = GLContext.getFunctionAddress("glDeleteNamesAMD")) != 0 &
      (glIsNameAMD = GLContext.getFunctionAddress("glIsNameAMD")) != 0;
  }


  private boolean AMD_performance_monitor_initNativeFunctionAddresses() {
    return 
      (glGetPerfMonitorGroupsAMD = GLContext.getFunctionAddress("glGetPerfMonitorGroupsAMD")) != 0 &
      (glGetPerfMonitorCountersAMD = GLContext.getFunctionAddress("glGetPerfMonitorCountersAMD")) != 0 &
      (glGetPerfMonitorGroupStringAMD = GLContext.getFunctionAddress("glGetPerfMonitorGroupStringAMD")) != 0 &
      (glGetPerfMonitorCounterStringAMD = GLContext.getFunctionAddress("glGetPerfMonitorCounterStringAMD")) != 0 &
      (glGetPerfMonitorCounterInfoAMD = GLContext.getFunctionAddress("glGetPerfMonitorCounterInfoAMD")) != 0 &
      (glGenPerfMonitorsAMD = GLContext.getFunctionAddress("glGenPerfMonitorsAMD")) != 0 &
      (glDeletePerfMonitorsAMD = GLContext.getFunctionAddress("glDeletePerfMonitorsAMD")) != 0 &
      (glSelectPerfMonitorCountersAMD = GLContext.getFunctionAddress("glSelectPerfMonitorCountersAMD")) != 0 &
      (glBeginPerfMonitorAMD = GLContext.getFunctionAddress("glBeginPerfMonitorAMD")) != 0 &
      (glEndPerfMonitorAMD = GLContext.getFunctionAddress("glEndPerfMonitorAMD")) != 0 &
      (glGetPerfMonitorCounterDataAMD = GLContext.getFunctionAddress("glGetPerfMonitorCounterDataAMD")) != 0;
  }


  private boolean AMD_vertex_shader_tessellator_initNativeFunctionAddresses() {
    return 
      (glTessellationFactorAMD = GLContext.getFunctionAddress("glTessellationFactorAMD")) != 0 &
      (glTessellationModeAMD = GLContext.getFunctionAddress("glTessellationModeAMD")) != 0;
  }


  private boolean APPLE_element_array_initNativeFunctionAddresses() {
    return 
      (glElementPointerAPPLE = GLContext.getFunctionAddress("glElementPointerAPPLE")) != 0 &
      (glDrawElementArrayAPPLE = GLContext.getFunctionAddress("glDrawElementArrayAPPLE")) != 0 &
      (glDrawRangeElementArrayAPPLE = GLContext.getFunctionAddress("glDrawRangeElementArrayAPPLE")) != 0 &
      (glMultiDrawElementArrayAPPLE = GLContext.getFunctionAddress("glMultiDrawElementArrayAPPLE")) != 0 &
      (glMultiDrawRangeElementArrayAPPLE = GLContext.getFunctionAddress("glMultiDrawRangeElementArrayAPPLE")) != 0;
  }


  private boolean APPLE_fence_initNativeFunctionAddresses() {
    return 
      (glGenFencesAPPLE = GLContext.getFunctionAddress("glGenFencesAPPLE")) != 0 &
      (glDeleteFencesAPPLE = GLContext.getFunctionAddress("glDeleteFencesAPPLE")) != 0 &
      (glSetFenceAPPLE = GLContext.getFunctionAddress("glSetFenceAPPLE")) != 0 &
      (glIsFenceAPPLE = GLContext.getFunctionAddress("glIsFenceAPPLE")) != 0 &
      (glTestFenceAPPLE = GLContext.getFunctionAddress("glTestFenceAPPLE")) != 0 &
      (glFinishFenceAPPLE = GLContext.getFunctionAddress("glFinishFenceAPPLE")) != 0 &
      (glTestObjectAPPLE = GLContext.getFunctionAddress("glTestObjectAPPLE")) != 0 &
      (glFinishObjectAPPLE = GLContext.getFunctionAddress("glFinishObjectAPPLE")) != 0;
  }


  private boolean APPLE_flush_buffer_range_initNativeFunctionAddresses() {
    return 
      (glBufferParameteriAPPLE = GLContext.getFunctionAddress("glBufferParameteriAPPLE")) != 0 &
      (glFlushMappedBufferRangeAPPLE = GLContext.getFunctionAddress("glFlushMappedBufferRangeAPPLE")) != 0;
  }


  private boolean APPLE_object_purgeable_initNativeFunctionAddresses() {
    return 
      (glObjectPurgeableAPPLE = GLContext.getFunctionAddress("glObjectPurgeableAPPLE")) != 0 &
      (glObjectUnpurgeableAPPLE = GLContext.getFunctionAddress("glObjectUnpurgeableAPPLE")) != 0 &
      (glGetObjectParameterivAPPLE = GLContext.getFunctionAddress("glGetObjectParameterivAPPLE")) != 0;
  }


  private boolean APPLE_texture_range_initNativeFunctionAddresses() {
    return 
      (glTextureRangeAPPLE = GLContext.getFunctionAddress("glTextureRangeAPPLE")) != 0 &
      (glGetTexParameterPointervAPPLE = GLContext.getFunctionAddress("glGetTexParameterPointervAPPLE")) != 0;
  }


  private boolean APPLE_vertex_array_object_initNativeFunctionAddresses() {
    return 
      (glBindVertexArrayAPPLE = GLContext.getFunctionAddress("glBindVertexArrayAPPLE")) != 0 &
      (glDeleteVertexArraysAPPLE = GLContext.getFunctionAddress("glDeleteVertexArraysAPPLE")) != 0 &
      (glGenVertexArraysAPPLE = GLContext.getFunctionAddress("glGenVertexArraysAPPLE")) != 0 &
      (glIsVertexArrayAPPLE = GLContext.getFunctionAddress("glIsVertexArrayAPPLE")) != 0;
  }


  private boolean APPLE_vertex_array_range_initNativeFunctionAddresses() {
    return 
      (glVertexArrayRangeAPPLE = GLContext.getFunctionAddress("glVertexArrayRangeAPPLE")) != 0 &
      (glFlushVertexArrayRangeAPPLE = GLContext.getFunctionAddress("glFlushVertexArrayRangeAPPLE")) != 0 &
      (glVertexArrayParameteriAPPLE = GLContext.getFunctionAddress("glVertexArrayParameteriAPPLE")) != 0;
  }


  private boolean APPLE_vertex_program_evaluators_initNativeFunctionAddresses() {
    return 
      (glEnableVertexAttribAPPLE = GLContext.getFunctionAddress("glEnableVertexAttribAPPLE")) != 0 &
      (glDisableVertexAttribAPPLE = GLContext.getFunctionAddress("glDisableVertexAttribAPPLE")) != 0 &
      (glIsVertexAttribEnabledAPPLE = GLContext.getFunctionAddress("glIsVertexAttribEnabledAPPLE")) != 0 &
      (glMapVertexAttrib1dAPPLE = GLContext.getFunctionAddress("glMapVertexAttrib1dAPPLE")) != 0 &
      (glMapVertexAttrib1fAPPLE = GLContext.getFunctionAddress("glMapVertexAttrib1fAPPLE")) != 0 &
      (glMapVertexAttrib2dAPPLE = GLContext.getFunctionAddress("glMapVertexAttrib2dAPPLE")) != 0 &
      (glMapVertexAttrib2fAPPLE = GLContext.getFunctionAddress("glMapVertexAttrib2fAPPLE")) != 0;
  }


  private boolean ARB_ES2_compatibility_initNativeFunctionAddresses() {
    return 
      (glReleaseShaderCompiler = GLContext.getFunctionAddress("glReleaseShaderCompiler")) != 0 &
      (glShaderBinary = GLContext.getFunctionAddress("glShaderBinary")) != 0 &
      (glGetShaderPrecisionFormat = GLContext.getFunctionAddress("glGetShaderPrecisionFormat")) != 0 &
      (glDepthRangef = GLContext.getFunctionAddress("glDepthRangef")) != 0 &
      (glClearDepthf = GLContext.getFunctionAddress("glClearDepthf")) != 0;
  }


  private boolean ARB_blend_func_extended_initNativeFunctionAddresses() {
    return 
      (glBindFragDataLocationIndexed = GLContext.getFunctionAddress("glBindFragDataLocationIndexed")) != 0 &
      (glGetFragDataIndex = GLContext.getFunctionAddress("glGetFragDataIndex")) != 0;
  }


  private boolean ARB_buffer_object_initNativeFunctionAddresses() {
    return 
      (glBindBufferARB = GLContext.getFunctionAddress("glBindBufferARB")) != 0 &
      (glDeleteBuffersARB = GLContext.getFunctionAddress("glDeleteBuffersARB")) != 0 &
      (glGenBuffersARB = GLContext.getFunctionAddress("glGenBuffersARB")) != 0 &
      (glIsBufferARB = GLContext.getFunctionAddress("glIsBufferARB")) != 0 &
      (glBufferDataARB = GLContext.getFunctionAddress("glBufferDataARB")) != 0 &
      (glBufferSubDataARB = GLContext.getFunctionAddress("glBufferSubDataARB")) != 0 &
      (glGetBufferSubDataARB = GLContext.getFunctionAddress("glGetBufferSubDataARB")) != 0 &
      (glMapBufferARB = GLContext.getFunctionAddress("glMapBufferARB")) != 0 &
      (glUnmapBufferARB = GLContext.getFunctionAddress("glUnmapBufferARB")) != 0 &
      (glGetBufferParameterivARB = GLContext.getFunctionAddress("glGetBufferParameterivARB")) != 0 &
      (glGetBufferPointervARB = GLContext.getFunctionAddress("glGetBufferPointervARB")) != 0;
  }


  private boolean ARB_cl_event_initNativeFunctionAddresses() {
    return 
      (glCreateSyncFromCLeventARB = GLContext.getFunctionAddress("glCreateSyncFromCLeventARB")) != 0;
  }


  private boolean ARB_color_buffer_float_initNativeFunctionAddresses() {
    return 
      (glClampColorARB = GLContext.getFunctionAddress("glClampColorARB")) != 0;
  }


  private boolean ARB_copy_buffer_initNativeFunctionAddresses() {
    return 
      (glCopyBufferSubData = GLContext.getFunctionAddress("glCopyBufferSubData")) != 0;
  }


  private boolean ARB_debug_output_initNativeFunctionAddresses() {
    return 
      (glDebugMessageControlARB = GLContext.getFunctionAddress("glDebugMessageControlARB")) != 0 &
      (glDebugMessageInsertARB = GLContext.getFunctionAddress("glDebugMessageInsertARB")) != 0 &
      (glDebugMessageCallbackARB = GLContext.getFunctionAddress("glDebugMessageCallbackARB")) != 0 &
      (glGetDebugMessageLogARB = GLContext.getFunctionAddress("glGetDebugMessageLogARB")) != 0;
  }


  private boolean ARB_draw_buffers_initNativeFunctionAddresses() {
    return 
      (glDrawBuffersARB = GLContext.getFunctionAddress("glDrawBuffersARB")) != 0;
  }


  private boolean ARB_draw_buffers_blend_initNativeFunctionAddresses() {
    return 
      (glBlendEquationiARB = GLContext.getFunctionAddress("glBlendEquationiARB")) != 0 &
      (glBlendEquationSeparateiARB = GLContext.getFunctionAddress("glBlendEquationSeparateiARB")) != 0 &
      (glBlendFunciARB = GLContext.getFunctionAddress("glBlendFunciARB")) != 0 &
      (glBlendFuncSeparateiARB = GLContext.getFunctionAddress("glBlendFuncSeparateiARB")) != 0;
  }


  private boolean ARB_draw_elements_base_vertex_initNativeFunctionAddresses() {
    return 
      (glDrawElementsBaseVertex = GLContext.getFunctionAddress("glDrawElementsBaseVertex")) != 0 &
      (glDrawRangeElementsBaseVertex = GLContext.getFunctionAddress("glDrawRangeElementsBaseVertex")) != 0 &
      (glDrawElementsInstancedBaseVertex = GLContext.getFunctionAddress("glDrawElementsInstancedBaseVertex")) != 0;
  }


  private boolean ARB_draw_indirect_initNativeFunctionAddresses() {
    return 
      (glDrawArraysIndirect = GLContext.getFunctionAddress("glDrawArraysIndirect")) != 0 &
      (glDrawElementsIndirect = GLContext.getFunctionAddress("glDrawElementsIndirect")) != 0;
  }


  private boolean ARB_draw_instanced_initNativeFunctionAddresses() {
    return 
      (glDrawArraysInstancedARB = GLContext.getFunctionAddress("glDrawArraysInstancedARB")) != 0 &
      (glDrawElementsInstancedARB = GLContext.getFunctionAddress("glDrawElementsInstancedARB")) != 0;
  }


  private boolean ARB_framebuffer_object_initNativeFunctionAddresses() {
    return 
      (glIsRenderbuffer = GLContext.getFunctionAddress("glIsRenderbuffer")) != 0 &
      (glBindRenderbuffer = GLContext.getFunctionAddress("glBindRenderbuffer")) != 0 &
      (glDeleteRenderbuffers = GLContext.getFunctionAddress("glDeleteRenderbuffers")) != 0 &
      (glGenRenderbuffers = GLContext.getFunctionAddress("glGenRenderbuffers")) != 0 &
      (glRenderbufferStorage = GLContext.getFunctionAddress("glRenderbufferStorage")) != 0 &
      (glRenderbufferStorageMultisample = GLContext.getFunctionAddress("glRenderbufferStorageMultisample")) != 0 &
      (glGetRenderbufferParameteriv = GLContext.getFunctionAddress("glGetRenderbufferParameteriv")) != 0 &
      (glIsFramebuffer = GLContext.getFunctionAddress("glIsFramebuffer")) != 0 &
      (glBindFramebuffer = GLContext.getFunctionAddress("glBindFramebuffer")) != 0 &
      (glDeleteFramebuffers = GLContext.getFunctionAddress("glDeleteFramebuffers")) != 0 &
      (glGenFramebuffers = GLContext.getFunctionAddress("glGenFramebuffers")) != 0 &
      (glCheckFramebufferStatus = GLContext.getFunctionAddress("glCheckFramebufferStatus")) != 0 &
      (glFramebufferTexture1D = GLContext.getFunctionAddress("glFramebufferTexture1D")) != 0 &
      (glFramebufferTexture2D = GLContext.getFunctionAddress("glFramebufferTexture2D")) != 0 &
      (glFramebufferTexture3D = GLContext.getFunctionAddress("glFramebufferTexture3D")) != 0 &
      (glFramebufferTextureLayer = GLContext.getFunctionAddress("glFramebufferTextureLayer")) != 0 &
      (glFramebufferRenderbuffer = GLContext.getFunctionAddress("glFramebufferRenderbuffer")) != 0 &
      (glGetFramebufferAttachmentParameteriv = GLContext.getFunctionAddress("glGetFramebufferAttachmentParameteriv")) != 0 &
      (glBlitFramebuffer = GLContext.getFunctionAddress("glBlitFramebuffer")) != 0 &
      (glGenerateMipmap = GLContext.getFunctionAddress("glGenerateMipmap")) != 0;
  }


  private boolean ARB_geometry_shader4_initNativeFunctionAddresses() {
    return 
      (glProgramParameteriARB = GLContext.getFunctionAddress("glProgramParameteriARB")) != 0 &
      (glFramebufferTextureARB = GLContext.getFunctionAddress("glFramebufferTextureARB")) != 0 &
      (glFramebufferTextureLayerARB = GLContext.getFunctionAddress("glFramebufferTextureLayerARB")) != 0 &
      (glFramebufferTextureFaceARB = GLContext.getFunctionAddress("glFramebufferTextureFaceARB")) != 0;
  }


  private boolean ARB_get_program_binary_initNativeFunctionAddresses() {
    return 
      (glGetProgramBinary = GLContext.getFunctionAddress("glGetProgramBinary")) != 0 &
      (glProgramBinary = GLContext.getFunctionAddress("glProgramBinary")) != 0 &
      (glProgramParameteri = GLContext.getFunctionAddress("glProgramParameteri")) != 0;
  }


  private boolean ARB_gpu_shader_fp64_initNativeFunctionAddresses(Set<String> supported_extensions) {
    return 
      (glUniform1d = GLContext.getFunctionAddress("glUniform1d")) != 0 &
      (glUniform2d = GLContext.getFunctionAddress("glUniform2d")) != 0 &
      (glUniform3d = GLContext.getFunctionAddress("glUniform3d")) != 0 &
      (glUniform4d = GLContext.getFunctionAddress("glUniform4d")) != 0 &
      (glUniform1dv = GLContext.getFunctionAddress("glUniform1dv")) != 0 &
      (glUniform2dv = GLContext.getFunctionAddress("glUniform2dv")) != 0 &
      (glUniform3dv = GLContext.getFunctionAddress("glUniform3dv")) != 0 &
      (glUniform4dv = GLContext.getFunctionAddress("glUniform4dv")) != 0 &
      (glUniformMatrix2dv = GLContext.getFunctionAddress("glUniformMatrix2dv")) != 0 &
      (glUniformMatrix3dv = GLContext.getFunctionAddress("glUniformMatrix3dv")) != 0 &
      (glUniformMatrix4dv = GLContext.getFunctionAddress("glUniformMatrix4dv")) != 0 &
      (glUniformMatrix2x3dv = GLContext.getFunctionAddress("glUniformMatrix2x3dv")) != 0 &
      (glUniformMatrix2x4dv = GLContext.getFunctionAddress("glUniformMatrix2x4dv")) != 0 &
      (glUniformMatrix3x2dv = GLContext.getFunctionAddress("glUniformMatrix3x2dv")) != 0 &
      (glUniformMatrix3x4dv = GLContext.getFunctionAddress("glUniformMatrix3x4dv")) != 0 &
      (glUniformMatrix4x2dv = GLContext.getFunctionAddress("glUniformMatrix4x2dv")) != 0 &
      (glUniformMatrix4x3dv = GLContext.getFunctionAddress("glUniformMatrix4x3dv")) != 0 &
      (glGetUniformdv = GLContext.getFunctionAddress("glGetUniformdv")) != 0 &
      (!supported_extensions.contains("GL_EXT_direct_state_access") || (glProgramUniform1dEXT = GLContext.getFunctionAddress("glProgramUniform1dEXT")) != 0) &
      (!supported_extensions.contains("GL_EXT_direct_state_access") || (glProgramUniform2dEXT = GLContext.getFunctionAddress("glProgramUniform2dEXT")) != 0) &
      (!supported_extensions.contains("GL_EXT_direct_state_access") || (glProgramUniform3dEXT = GLContext.getFunctionAddress("glProgramUniform3dEXT")) != 0) &
      (!supported_extensions.contains("GL_EXT_direct_state_access") || (glProgramUniform4dEXT = GLContext.getFunctionAddress("glProgramUniform4dEXT")) != 0) &
      (!supported_extensions.contains("GL_EXT_direct_state_access") || (glProgramUniform1dvEXT = GLContext.getFunctionAddress("glProgramUniform1dvEXT")) != 0) &
      (!supported_extensions.contains("GL_EXT_direct_state_access") || (glProgramUniform2dvEXT = GLContext.getFunctionAddress("glProgramUniform2dvEXT")) != 0) &
      (!supported_extensions.contains("GL_EXT_direct_state_access") || (glProgramUniform3dvEXT = GLContext.getFunctionAddress("glProgramUniform3dvEXT")) != 0) &
      (!supported_extensions.contains("GL_EXT_direct_state_access") || (glProgramUniform4dvEXT = GLContext.getFunctionAddress("glProgramUniform4dvEXT")) != 0) &
      (!supported_extensions.contains("GL_EXT_direct_state_access") || (glProgramUniformMatrix2dvEXT = GLContext.getFunctionAddress("glProgramUniformMatrix2dvEXT")) != 0) &
      (!supported_extensions.contains("GL_EXT_direct_state_access") || (glProgramUniformMatrix3dvEXT = GLContext.getFunctionAddress("glProgramUniformMatrix3dvEXT")) != 0) &
      (!supported_extensions.contains("GL_EXT_direct_state_access") || (glProgramUniformMatrix4dvEXT = GLContext.getFunctionAddress("glProgramUniformMatrix4dvEXT")) != 0) &
      (!supported_extensions.contains("GL_EXT_direct_state_access") || (glProgramUniformMatrix2x3dvEXT = GLContext.getFunctionAddress("glProgramUniformMatrix2x3dvEXT")) != 0) &
      (!supported_extensions.contains("GL_EXT_direct_state_access") || (glProgramUniformMatrix2x4dvEXT = GLContext.getFunctionAddress("glProgramUniformMatrix2x4dvEXT")) != 0) &
      (!supported_extensions.contains("GL_EXT_direct_state_access") || (glProgramUniformMatrix3x2dvEXT = GLContext.getFunctionAddress("glProgramUniformMatrix3x2dvEXT")) != 0) &
      (!supported_extensions.contains("GL_EXT_direct_state_access") || (glProgramUniformMatrix3x4dvEXT = GLContext.getFunctionAddress("glProgramUniformMatrix3x4dvEXT")) != 0) &
      (!supported_extensions.contains("GL_EXT_direct_state_access") || (glProgramUniformMatrix4x2dvEXT = GLContext.getFunctionAddress("glProgramUniformMatrix4x2dvEXT")) != 0) &
      (!supported_extensions.contains("GL_EXT_direct_state_access") || (glProgramUniformMatrix4x3dvEXT = GLContext.getFunctionAddress("glProgramUniformMatrix4x3dvEXT")) != 0);
  }


  private boolean ARB_imaging_initNativeFunctionAddresses(boolean forwardCompatible) {
    return 
      (forwardCompatible || (glColorTable = GLContext.getFunctionAddress("glColorTable")) != 0) &
      (forwardCompatible || (glColorSubTable = GLContext.getFunctionAddress("glColorSubTable")) != 0) &
      (forwardCompatible || (glColorTableParameteriv = GLContext.getFunctionAddress("glColorTableParameteriv")) != 0) &
      (forwardCompatible || (glColorTableParameterfv = GLContext.getFunctionAddress("glColorTableParameterfv")) != 0) &
      (forwardCompatible || (glCopyColorSubTable = GLContext.getFunctionAddress("glCopyColorSubTable")) != 0) &
      (forwardCompatible || (glCopyColorTable = GLContext.getFunctionAddress("glCopyColorTable")) != 0) &
      (forwardCompatible || (glGetColorTable = GLContext.getFunctionAddress("glGetColorTable")) != 0) &
      (forwardCompatible || (glGetColorTableParameteriv = GLContext.getFunctionAddress("glGetColorTableParameteriv")) != 0) &
      (forwardCompatible || (glGetColorTableParameterfv = GLContext.getFunctionAddress("glGetColorTableParameterfv")) != 0) &
      (glBlendEquation = GLContext.getFunctionAddress("glBlendEquation")) != 0 &
      (glBlendColor = GLContext.getFunctionAddress("glBlendColor")) != 0 &
      (forwardCompatible || (glHistogram = GLContext.getFunctionAddress("glHistogram")) != 0) &
      (forwardCompatible || (glResetHistogram = GLContext.getFunctionAddress("glResetHistogram")) != 0) &
      (forwardCompatible || (glGetHistogram = GLContext.getFunctionAddress("glGetHistogram")) != 0) &
      (forwardCompatible || (glGetHistogramParameterfv = GLContext.getFunctionAddress("glGetHistogramParameterfv")) != 0) &
      (forwardCompatible || (glGetHistogramParameteriv = GLContext.getFunctionAddress("glGetHistogramParameteriv")) != 0) &
      (forwardCompatible || (glMinmax = GLContext.getFunctionAddress("glMinmax")) != 0) &
      (forwardCompatible || (glResetMinmax = GLContext.getFunctionAddress("glResetMinmax")) != 0) &
      (forwardCompatible || (glGetMinmax = GLContext.getFunctionAddress("glGetMinmax")) != 0) &
      (forwardCompatible || (glGetMinmaxParameterfv = GLContext.getFunctionAddress("glGetMinmaxParameterfv")) != 0) &
      (forwardCompatible || (glGetMinmaxParameteriv = GLContext.getFunctionAddress("glGetMinmaxParameteriv")) != 0) &
      (forwardCompatible || (glConvolutionFilter1D = GLContext.getFunctionAddress("glConvolutionFilter1D")) != 0) &
      (forwardCompatible || (glConvolutionFilter2D = GLContext.getFunctionAddress("glConvolutionFilter2D")) != 0) &
      (forwardCompatible || (glConvolutionParameterf = GLContext.getFunctionAddress("glConvolutionParameterf")) != 0) &
      (forwardCompatible || (glConvolutionParameterfv = GLContext.getFunctionAddress("glConvolutionParameterfv")) != 0) &
      (forwardCompatible || (glConvolutionParameteri = GLContext.getFunctionAddress("glConvolutionParameteri")) != 0) &
      (forwardCompatible || (glConvolutionParameteriv = GLContext.getFunctionAddress("glConvolutionParameteriv")) != 0) &
      (forwardCompatible || (glCopyConvolutionFilter1D = GLContext.getFunctionAddress("glCopyConvolutionFilter1D")) != 0) &
      (forwardCompatible || (glCopyConvolutionFilter2D = GLContext.getFunctionAddress("glCopyConvolutionFilter2D")) != 0) &
      (forwardCompatible || (glGetConvolutionFilter = GLContext.getFunctionAddress("glGetConvolutionFilter")) != 0) &
      (forwardCompatible || (glGetConvolutionParameterfv = GLContext.getFunctionAddress("glGetConvolutionParameterfv")) != 0) &
      (forwardCompatible || (glGetConvolutionParameteriv = GLContext.getFunctionAddress("glGetConvolutionParameteriv")) != 0) &
      (forwardCompatible || (glSeparableFilter2D = GLContext.getFunctionAddress("glSeparableFilter2D")) != 0) &
      (forwardCompatible || (glGetSeparableFilter = GLContext.getFunctionAddress("glGetSeparableFilter")) != 0);
  }


  private boolean ARB_instanced_arrays_initNativeFunctionAddresses() {
    return 
      (glVertexAttribDivisorARB = GLContext.getFunctionAddress("glVertexAttribDivisorARB")) != 0;
  }


  private boolean ARB_map_buffer_range_initNativeFunctionAddresses() {
    return 
      (glMapBufferRange = GLContext.getFunctionAddress("glMapBufferRange")) != 0 &
      (glFlushMappedBufferRange = GLContext.getFunctionAddress("glFlushMappedBufferRange")) != 0;
  }


  private boolean ARB_matrix_palette_initNativeFunctionAddresses() {
    return 
      (glCurrentPaletteMatrixARB = GLContext.getFunctionAddress("glCurrentPaletteMatrixARB")) != 0 &
      (glMatrixIndexPointerARB = GLContext.getFunctionAddress("glMatrixIndexPointerARB")) != 0 &
      (glMatrixIndexubvARB = GLContext.getFunctionAddress("glMatrixIndexubvARB")) != 0 &
      (glMatrixIndexusvARB = GLContext.getFunctionAddress("glMatrixIndexusvARB")) != 0 &
      (glMatrixIndexuivARB = GLContext.getFunctionAddress("glMatrixIndexuivARB")) != 0;
  }


  private boolean ARB_multisample_initNativeFunctionAddresses() {
    return 
      (glSampleCoverageARB = GLContext.getFunctionAddress("glSampleCoverageARB")) != 0;
  }


  private boolean ARB_multitexture_initNativeFunctionAddresses() {
    return 
      (glClientActiveTextureARB = GLContext.getFunctionAddress("glClientActiveTextureARB")) != 0 &
      (glActiveTextureARB = GLContext.getFunctionAddress("glActiveTextureARB")) != 0 &
      (glMultiTexCoord1fARB = GLContext.getFunctionAddress("glMultiTexCoord1fARB")) != 0 &
      (glMultiTexCoord1dARB = GLContext.getFunctionAddress("glMultiTexCoord1dARB")) != 0 &
      (glMultiTexCoord1iARB = GLContext.getFunctionAddress("glMultiTexCoord1iARB")) != 0 &
      (glMultiTexCoord1sARB = GLContext.getFunctionAddress("glMultiTexCoord1sARB")) != 0 &
      (glMultiTexCoord2fARB = GLContext.getFunctionAddress("glMultiTexCoord2fARB")) != 0 &
      (glMultiTexCoord2dARB = GLContext.getFunctionAddress("glMultiTexCoord2dARB")) != 0 &
      (glMultiTexCoord2iARB = GLContext.getFunctionAddress("glMultiTexCoord2iARB")) != 0 &
      (glMultiTexCoord2sARB = GLContext.getFunctionAddress("glMultiTexCoord2sARB")) != 0 &
      (glMultiTexCoord3fARB = GLContext.getFunctionAddress("glMultiTexCoord3fARB")) != 0 &
      (glMultiTexCoord3dARB = GLContext.getFunctionAddress("glMultiTexCoord3dARB")) != 0 &
      (glMultiTexCoord3iARB = GLContext.getFunctionAddress("glMultiTexCoord3iARB")) != 0 &
      (glMultiTexCoord3sARB = GLContext.getFunctionAddress("glMultiTexCoord3sARB")) != 0 &
      (glMultiTexCoord4fARB = GLContext.getFunctionAddress("glMultiTexCoord4fARB")) != 0 &
      (glMultiTexCoord4dARB = GLContext.getFunctionAddress("glMultiTexCoord4dARB")) != 0 &
      (glMultiTexCoord4iARB = GLContext.getFunctionAddress("glMultiTexCoord4iARB")) != 0 &
      (glMultiTexCoord4sARB = GLContext.getFunctionAddress("glMultiTexCoord4sARB")) != 0;
  }


  private boolean ARB_occlusion_query_initNativeFunctionAddresses() {
    return 
      (glGenQueriesARB = GLContext.getFunctionAddress("glGenQueriesARB")) != 0 &
      (glDeleteQueriesARB = GLContext.getFunctionAddress("glDeleteQueriesARB")) != 0 &
      (glIsQueryARB = GLContext.getFunctionAddress("glIsQueryARB")) != 0 &
      (glBeginQueryARB = GLContext.getFunctionAddress("glBeginQueryARB")) != 0 &
      (glEndQueryARB = GLContext.getFunctionAddress("glEndQueryARB")) != 0 &
      (glGetQueryivARB = GLContext.getFunctionAddress("glGetQueryivARB")) != 0 &
      (glGetQueryObjectivARB = GLContext.getFunctionAddress("glGetQueryObjectivARB")) != 0 &
      (glGetQueryObjectuivARB = GLContext.getFunctionAddress("glGetQueryObjectuivARB")) != 0;
  }


  private boolean ARB_point_parameters_initNativeFunctionAddresses() {
    return 
      (glPointParameterfARB = GLContext.getFunctionAddress("glPointParameterfARB")) != 0 &
      (glPointParameterfvARB = GLContext.getFunctionAddress("glPointParameterfvARB")) != 0;
  }


  private boolean ARB_program_initNativeFunctionAddresses() {
    return 
      (glProgramStringARB = GLContext.getFunctionAddress("glProgramStringARB")) != 0 &
      (glBindProgramARB = GLContext.getFunctionAddress("glBindProgramARB")) != 0 &
      (glDeleteProgramsARB = GLContext.getFunctionAddress("glDeleteProgramsARB")) != 0 &
      (glGenProgramsARB = GLContext.getFunctionAddress("glGenProgramsARB")) != 0 &
      (glProgramEnvParameter4fARB = GLContext.getFunctionAddress("glProgramEnvParameter4fARB")) != 0 &
      (glProgramEnvParameter4dARB = GLContext.getFunctionAddress("glProgramEnvParameter4dARB")) != 0 &
      (glProgramEnvParameter4fvARB = GLContext.getFunctionAddress("glProgramEnvParameter4fvARB")) != 0 &
      (glProgramEnvParameter4dvARB = GLContext.getFunctionAddress("glProgramEnvParameter4dvARB")) != 0 &
      (glProgramLocalParameter4fARB = GLContext.getFunctionAddress("glProgramLocalParameter4fARB")) != 0 &
      (glProgramLocalParameter4dARB = GLContext.getFunctionAddress("glProgramLocalParameter4dARB")) != 0 &
      (glProgramLocalParameter4fvARB = GLContext.getFunctionAddress("glProgramLocalParameter4fvARB")) != 0 &
      (glProgramLocalParameter4dvARB = GLContext.getFunctionAddress("glProgramLocalParameter4dvARB")) != 0 &
      (glGetProgramEnvParameterfvARB = GLContext.getFunctionAddress("glGetProgramEnvParameterfvARB")) != 0 &
      (glGetProgramEnvParameterdvARB = GLContext.getFunctionAddress("glGetProgramEnvParameterdvARB")) != 0 &
      (glGetProgramLocalParameterfvARB = GLContext.getFunctionAddress("glGetProgramLocalParameterfvARB")) != 0 &
      (glGetProgramLocalParameterdvARB = GLContext.getFunctionAddress("glGetProgramLocalParameterdvARB")) != 0 &
      (glGetProgramivARB = GLContext.getFunctionAddress("glGetProgramivARB")) != 0 &
      (glGetProgramStringARB = GLContext.getFunctionAddress("glGetProgramStringARB")) != 0 &
      (glIsProgramARB = GLContext.getFunctionAddress("glIsProgramARB")) != 0;
  }


  private boolean ARB_provoking_vertex_initNativeFunctionAddresses() {
    return 
      (glProvokingVertex = GLContext.getFunctionAddress("glProvokingVertex")) != 0;
  }


  private boolean ARB_robustness_initNativeFunctionAddresses(boolean forwardCompatible,Set<String> supported_extensions) {
    return 
      (glGetGraphicsResetStatusARB = GLContext.getFunctionAddress("glGetGraphicsResetStatusARB")) != 0 &
      (forwardCompatible || (glGetnMapdvARB = GLContext.getFunctionAddress("glGetnMapdvARB")) != 0) &
      (forwardCompatible || (glGetnMapfvARB = GLContext.getFunctionAddress("glGetnMapfvARB")) != 0) &
      (forwardCompatible || (glGetnMapivARB = GLContext.getFunctionAddress("glGetnMapivARB")) != 0) &
      (forwardCompatible || (glGetnPixelMapfvARB = GLContext.getFunctionAddress("glGetnPixelMapfvARB")) != 0) &
      (forwardCompatible || (glGetnPixelMapuivARB = GLContext.getFunctionAddress("glGetnPixelMapuivARB")) != 0) &
      (forwardCompatible || (glGetnPixelMapusvARB = GLContext.getFunctionAddress("glGetnPixelMapusvARB")) != 0) &
      (forwardCompatible || (glGetnPolygonStippleARB = GLContext.getFunctionAddress("glGetnPolygonStippleARB")) != 0) &
      (glGetnTexImageARB = GLContext.getFunctionAddress("glGetnTexImageARB")) != 0 &
      (glReadnPixelsARB = GLContext.getFunctionAddress("glReadnPixelsARB")) != 0 &
      (!supported_extensions.contains("GL_ARB_imaging") || (glGetnColorTableARB = GLContext.getFunctionAddress("glGetnColorTableARB")) != 0) &
      (!supported_extensions.contains("GL_ARB_imaging") || (glGetnConvolutionFilterARB = GLContext.getFunctionAddress("glGetnConvolutionFilterARB")) != 0) &
      (!supported_extensions.contains("GL_ARB_imaging") || (glGetnSeparableFilterARB = GLContext.getFunctionAddress("glGetnSeparableFilterARB")) != 0) &
      (!supported_extensions.contains("GL_ARB_imaging") || (glGetnHistogramARB = GLContext.getFunctionAddress("glGetnHistogramARB")) != 0) &
      (!supported_extensions.contains("GL_ARB_imaging") || (glGetnMinmaxARB = GLContext.getFunctionAddress("glGetnMinmaxARB")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glGetnCompressedTexImageARB = GLContext.getFunctionAddress("glGetnCompressedTexImageARB")) != 0) &
      (!supported_extensions.contains("OpenGL20") || (glGetnUniformfvARB = GLContext.getFunctionAddress("glGetnUniformfvARB")) != 0) &
      (!supported_extensions.contains("OpenGL20") || (glGetnUniformivARB = GLContext.getFunctionAddress("glGetnUniformivARB")) != 0) &
      (!supported_extensions.contains("OpenGL20") || (glGetnUniformuivARB = GLContext.getFunctionAddress("glGetnUniformuivARB")) != 0) &
      (!supported_extensions.contains("OpenGL20") || (glGetnUniformdvARB = GLContext.getFunctionAddress("glGetnUniformdvARB")) != 0);
  }


  private boolean ARB_sample_shading_initNativeFunctionAddresses() {
    return 
      (glMinSampleShadingARB = GLContext.getFunctionAddress("glMinSampleShadingARB")) != 0;
  }


  private boolean ARB_sampler_objects_initNativeFunctionAddresses() {
    return 
      (glGenSamplers = GLContext.getFunctionAddress("glGenSamplers")) != 0 &
      (glDeleteSamplers = GLContext.getFunctionAddress("glDeleteSamplers")) != 0 &
      (glIsSampler = GLContext.getFunctionAddress("glIsSampler")) != 0 &
      (glBindSampler = GLContext.getFunctionAddress("glBindSampler")) != 0 &
      (glSamplerParameteri = GLContext.getFunctionAddress("glSamplerParameteri")) != 0 &
      (glSamplerParameterf = GLContext.getFunctionAddress("glSamplerParameterf")) != 0 &
      (glSamplerParameteriv = GLContext.getFunctionAddress("glSamplerParameteriv")) != 0 &
      (glSamplerParameterfv = GLContext.getFunctionAddress("glSamplerParameterfv")) != 0 &
      (glSamplerParameterIiv = GLContext.getFunctionAddress("glSamplerParameterIiv")) != 0 &
      (glSamplerParameterIuiv = GLContext.getFunctionAddress("glSamplerParameterIuiv")) != 0 &
      (glGetSamplerParameteriv = GLContext.getFunctionAddress("glGetSamplerParameteriv")) != 0 &
      (glGetSamplerParameterfv = GLContext.getFunctionAddress("glGetSamplerParameterfv")) != 0 &
      (glGetSamplerParameterIiv = GLContext.getFunctionAddress("glGetSamplerParameterIiv")) != 0 &
      (glGetSamplerParameterIuiv = GLContext.getFunctionAddress("glGetSamplerParameterIuiv")) != 0;
  }


  private boolean ARB_separate_shader_objects_initNativeFunctionAddresses() {
    return 
      (glUseProgramStages = GLContext.getFunctionAddress("glUseProgramStages")) != 0 &
      (glActiveShaderProgram = GLContext.getFunctionAddress("glActiveShaderProgram")) != 0 &
      (glCreateShaderProgramv = GLContext.getFunctionAddress("glCreateShaderProgramv")) != 0 &
      (glBindProgramPipeline = GLContext.getFunctionAddress("glBindProgramPipeline")) != 0 &
      (glDeleteProgramPipelines = GLContext.getFunctionAddress("glDeleteProgramPipelines")) != 0 &
      (glGenProgramPipelines = GLContext.getFunctionAddress("glGenProgramPipelines")) != 0 &
      (glIsProgramPipeline = GLContext.getFunctionAddress("glIsProgramPipeline")) != 0 &
      (glProgramParameteri = GLContext.getFunctionAddress("glProgramParameteri")) != 0 &
      (glGetProgramPipelineiv = GLContext.getFunctionAddress("glGetProgramPipelineiv")) != 0 &
      (glProgramUniform1i = GLContext.getFunctionAddress("glProgramUniform1i")) != 0 &
      (glProgramUniform2i = GLContext.getFunctionAddress("glProgramUniform2i")) != 0 &
      (glProgramUniform3i = GLContext.getFunctionAddress("glProgramUniform3i")) != 0 &
      (glProgramUniform4i = GLContext.getFunctionAddress("glProgramUniform4i")) != 0 &
      (glProgramUniform1f = GLContext.getFunctionAddress("glProgramUniform1f")) != 0 &
      (glProgramUniform2f = GLContext.getFunctionAddress("glProgramUniform2f")) != 0 &
      (glProgramUniform3f = GLContext.getFunctionAddress("glProgramUniform3f")) != 0 &
      (glProgramUniform4f = GLContext.getFunctionAddress("glProgramUniform4f")) != 0 &
      (glProgramUniform1d = GLContext.getFunctionAddress("glProgramUniform1d")) != 0 &
      (glProgramUniform2d = GLContext.getFunctionAddress("glProgramUniform2d")) != 0 &
      (glProgramUniform3d = GLContext.getFunctionAddress("glProgramUniform3d")) != 0 &
      (glProgramUniform4d = GLContext.getFunctionAddress("glProgramUniform4d")) != 0 &
      (glProgramUniform1iv = GLContext.getFunctionAddress("glProgramUniform1iv")) != 0 &
      (glProgramUniform2iv = GLContext.getFunctionAddress("glProgramUniform2iv")) != 0 &
      (glProgramUniform3iv = GLContext.getFunctionAddress("glProgramUniform3iv")) != 0 &
      (glProgramUniform4iv = GLContext.getFunctionAddress("glProgramUniform4iv")) != 0 &
      (glProgramUniform1fv = GLContext.getFunctionAddress("glProgramUniform1fv")) != 0 &
      (glProgramUniform2fv = GLContext.getFunctionAddress("glProgramUniform2fv")) != 0 &
      (glProgramUniform3fv = GLContext.getFunctionAddress("glProgramUniform3fv")) != 0 &
      (glProgramUniform4fv = GLContext.getFunctionAddress("glProgramUniform4fv")) != 0 &
      (glProgramUniform1dv = GLContext.getFunctionAddress("glProgramUniform1dv")) != 0 &
      (glProgramUniform2dv = GLContext.getFunctionAddress("glProgramUniform2dv")) != 0 &
      (glProgramUniform3dv = GLContext.getFunctionAddress("glProgramUniform3dv")) != 0 &
      (glProgramUniform4dv = GLContext.getFunctionAddress("glProgramUniform4dv")) != 0 &
      (glProgramUniform1ui = GLContext.getFunctionAddress("glProgramUniform1ui")) != 0 &
      (glProgramUniform2ui = GLContext.getFunctionAddress("glProgramUniform2ui")) != 0 &
      (glProgramUniform3ui = GLContext.getFunctionAddress("glProgramUniform3ui")) != 0 &
      (glProgramUniform4ui = GLContext.getFunctionAddress("glProgramUniform4ui")) != 0 &
      (glProgramUniform1uiv = GLContext.getFunctionAddress("glProgramUniform1uiv")) != 0 &
      (glProgramUniform2uiv = GLContext.getFunctionAddress("glProgramUniform2uiv")) != 0 &
      (glProgramUniform3uiv = GLContext.getFunctionAddress("glProgramUniform3uiv")) != 0 &
      (glProgramUniform4uiv = GLContext.getFunctionAddress("glProgramUniform4uiv")) != 0 &
      (glProgramUniformMatrix2fv = GLContext.getFunctionAddress("glProgramUniformMatrix2fv")) != 0 &
      (glProgramUniformMatrix3fv = GLContext.getFunctionAddress("glProgramUniformMatrix3fv")) != 0 &
      (glProgramUniformMatrix4fv = GLContext.getFunctionAddress("glProgramUniformMatrix4fv")) != 0 &
      (glProgramUniformMatrix2dv = GLContext.getFunctionAddress("glProgramUniformMatrix2dv")) != 0 &
      (glProgramUniformMatrix3dv = GLContext.getFunctionAddress("glProgramUniformMatrix3dv")) != 0 &
      (glProgramUniformMatrix4dv = GLContext.getFunctionAddress("glProgramUniformMatrix4dv")) != 0 &
      (glProgramUniformMatrix2x3fv = GLContext.getFunctionAddress("glProgramUniformMatrix2x3fv")) != 0 &
      (glProgramUniformMatrix3x2fv = GLContext.getFunctionAddress("glProgramUniformMatrix3x2fv")) != 0 &
      (glProgramUniformMatrix2x4fv = GLContext.getFunctionAddress("glProgramUniformMatrix2x4fv")) != 0 &
      (glProgramUniformMatrix4x2fv = GLContext.getFunctionAddress("glProgramUniformMatrix4x2fv")) != 0 &
      (glProgramUniformMatrix3x4fv = GLContext.getFunctionAddress("glProgramUniformMatrix3x4fv")) != 0 &
      (glProgramUniformMatrix4x3fv = GLContext.getFunctionAddress("glProgramUniformMatrix4x3fv")) != 0 &
      (glProgramUniformMatrix2x3dv = GLContext.getFunctionAddress("glProgramUniformMatrix2x3dv")) != 0 &
      (glProgramUniformMatrix3x2dv = GLContext.getFunctionAddress("glProgramUniformMatrix3x2dv")) != 0 &
      (glProgramUniformMatrix2x4dv = GLContext.getFunctionAddress("glProgramUniformMatrix2x4dv")) != 0 &
      (glProgramUniformMatrix4x2dv = GLContext.getFunctionAddress("glProgramUniformMatrix4x2dv")) != 0 &
      (glProgramUniformMatrix3x4dv = GLContext.getFunctionAddress("glProgramUniformMatrix3x4dv")) != 0 &
      (glProgramUniformMatrix4x3dv = GLContext.getFunctionAddress("glProgramUniformMatrix4x3dv")) != 0 &
      (glValidateProgramPipeline = GLContext.getFunctionAddress("glValidateProgramPipeline")) != 0 &
      (glGetProgramPipelineInfoLog = GLContext.getFunctionAddress("glGetProgramPipelineInfoLog")) != 0;
  }


  private boolean ARB_shader_objects_initNativeFunctionAddresses() {
    return 
      (glDeleteObjectARB = GLContext.getFunctionAddress("glDeleteObjectARB")) != 0 &
      (glGetHandleARB = GLContext.getFunctionAddress("glGetHandleARB")) != 0 &
      (glDetachObjectARB = GLContext.getFunctionAddress("glDetachObjectARB")) != 0 &
      (glCreateShaderObjectARB = GLContext.getFunctionAddress("glCreateShaderObjectARB")) != 0 &
      (glShaderSourceARB = GLContext.getFunctionAddress("glShaderSourceARB")) != 0 &
      (glCompileShaderARB = GLContext.getFunctionAddress("glCompileShaderARB")) != 0 &
      (glCreateProgramObjectARB = GLContext.getFunctionAddress("glCreateProgramObjectARB")) != 0 &
      (glAttachObjectARB = GLContext.getFunctionAddress("glAttachObjectARB")) != 0 &
      (glLinkProgramARB = GLContext.getFunctionAddress("glLinkProgramARB")) != 0 &
      (glUseProgramObjectARB = GLContext.getFunctionAddress("glUseProgramObjectARB")) != 0 &
      (glValidateProgramARB = GLContext.getFunctionAddress("glValidateProgramARB")) != 0 &
      (glUniform1fARB = GLContext.getFunctionAddress("glUniform1fARB")) != 0 &
      (glUniform2fARB = GLContext.getFunctionAddress("glUniform2fARB")) != 0 &
      (glUniform3fARB = GLContext.getFunctionAddress("glUniform3fARB")) != 0 &
      (glUniform4fARB = GLContext.getFunctionAddress("glUniform4fARB")) != 0 &
      (glUniform1iARB = GLContext.getFunctionAddress("glUniform1iARB")) != 0 &
      (glUniform2iARB = GLContext.getFunctionAddress("glUniform2iARB")) != 0 &
      (glUniform3iARB = GLContext.getFunctionAddress("glUniform3iARB")) != 0 &
      (glUniform4iARB = GLContext.getFunctionAddress("glUniform4iARB")) != 0 &
      (glUniform1fvARB = GLContext.getFunctionAddress("glUniform1fvARB")) != 0 &
      (glUniform2fvARB = GLContext.getFunctionAddress("glUniform2fvARB")) != 0 &
      (glUniform3fvARB = GLContext.getFunctionAddress("glUniform3fvARB")) != 0 &
      (glUniform4fvARB = GLContext.getFunctionAddress("glUniform4fvARB")) != 0 &
      (glUniform1ivARB = GLContext.getFunctionAddress("glUniform1ivARB")) != 0 &
      (glUniform2ivARB = GLContext.getFunctionAddress("glUniform2ivARB")) != 0 &
      (glUniform3ivARB = GLContext.getFunctionAddress("glUniform3ivARB")) != 0 &
      (glUniform4ivARB = GLContext.getFunctionAddress("glUniform4ivARB")) != 0 &
      (glUniformMatrix2fvARB = GLContext.getFunctionAddress("glUniformMatrix2fvARB")) != 0 &
      (glUniformMatrix3fvARB = GLContext.getFunctionAddress("glUniformMatrix3fvARB")) != 0 &
      (glUniformMatrix4fvARB = GLContext.getFunctionAddress("glUniformMatrix4fvARB")) != 0 &
      (glGetObjectParameterfvARB = GLContext.getFunctionAddress("glGetObjectParameterfvARB")) != 0 &
      (glGetObjectParameterivARB = GLContext.getFunctionAddress("glGetObjectParameterivARB")) != 0 &
      (glGetInfoLogARB = GLContext.getFunctionAddress("glGetInfoLogARB")) != 0 &
      (glGetAttachedObjectsARB = GLContext.getFunctionAddress("glGetAttachedObjectsARB")) != 0 &
      (glGetUniformLocationARB = GLContext.getFunctionAddress("glGetUniformLocationARB")) != 0 &
      (glGetActiveUniformARB = GLContext.getFunctionAddress("glGetActiveUniformARB")) != 0 &
      (glGetUniformfvARB = GLContext.getFunctionAddress("glGetUniformfvARB")) != 0 &
      (glGetUniformivARB = GLContext.getFunctionAddress("glGetUniformivARB")) != 0 &
      (glGetShaderSourceARB = GLContext.getFunctionAddress("glGetShaderSourceARB")) != 0;
  }


  private boolean ARB_shader_subroutine_initNativeFunctionAddresses() {
    return 
      (glGetSubroutineUniformLocation = GLContext.getFunctionAddress("glGetSubroutineUniformLocation")) != 0 &
      (glGetSubroutineIndex = GLContext.getFunctionAddress("glGetSubroutineIndex")) != 0 &
      (glGetActiveSubroutineUniformiv = GLContext.getFunctionAddress("glGetActiveSubroutineUniformiv")) != 0 &
      (glGetActiveSubroutineUniformName = GLContext.getFunctionAddress("glGetActiveSubroutineUniformName")) != 0 &
      (glGetActiveSubroutineName = GLContext.getFunctionAddress("glGetActiveSubroutineName")) != 0 &
      (glUniformSubroutinesuiv = GLContext.getFunctionAddress("glUniformSubroutinesuiv")) != 0 &
      (glGetUniformSubroutineuiv = GLContext.getFunctionAddress("glGetUniformSubroutineuiv")) != 0 &
      (glGetProgramStageiv = GLContext.getFunctionAddress("glGetProgramStageiv")) != 0;
  }


  private boolean ARB_shading_language_include_initNativeFunctionAddresses() {
    return 
      (glNamedStringARB = GLContext.getFunctionAddress("glNamedStringARB")) != 0 &
      (glDeleteNamedStringARB = GLContext.getFunctionAddress("glDeleteNamedStringARB")) != 0 &
      (glCompileShaderIncludeARB = GLContext.getFunctionAddress("glCompileShaderIncludeARB")) != 0 &
      (glIsNamedStringARB = GLContext.getFunctionAddress("glIsNamedStringARB")) != 0 &
      (glGetNamedStringARB = GLContext.getFunctionAddress("glGetNamedStringARB")) != 0 &
      (glGetNamedStringivARB = GLContext.getFunctionAddress("glGetNamedStringivARB")) != 0;
  }


  private boolean ARB_sync_initNativeFunctionAddresses() {
    return 
      (glFenceSync = GLContext.getFunctionAddress("glFenceSync")) != 0 &
      (glIsSync = GLContext.getFunctionAddress("glIsSync")) != 0 &
      (glDeleteSync = GLContext.getFunctionAddress("glDeleteSync")) != 0 &
      (glClientWaitSync = GLContext.getFunctionAddress("glClientWaitSync")) != 0 &
      (glWaitSync = GLContext.getFunctionAddress("glWaitSync")) != 0 &
      (glGetInteger64v = GLContext.getFunctionAddress("glGetInteger64v")) != 0 &
      (glGetSynciv = GLContext.getFunctionAddress("glGetSynciv")) != 0;
  }


  private boolean ARB_tessellation_shader_initNativeFunctionAddresses() {
    return 
      (glPatchParameteri = GLContext.getFunctionAddress("glPatchParameteri")) != 0 &
      (glPatchParameterfv = GLContext.getFunctionAddress("glPatchParameterfv")) != 0;
  }


  private boolean ARB_texture_buffer_object_initNativeFunctionAddresses() {
    return 
      (glTexBufferARB = GLContext.getFunctionAddress("glTexBufferARB")) != 0;
  }


  private boolean ARB_texture_compression_initNativeFunctionAddresses() {
    return 
      (glCompressedTexImage1DARB = GLContext.getFunctionAddress("glCompressedTexImage1DARB")) != 0 &
      (glCompressedTexImage2DARB = GLContext.getFunctionAddress("glCompressedTexImage2DARB")) != 0 &
      (glCompressedTexImage3DARB = GLContext.getFunctionAddress("glCompressedTexImage3DARB")) != 0 &
      (glCompressedTexSubImage1DARB = GLContext.getFunctionAddress("glCompressedTexSubImage1DARB")) != 0 &
      (glCompressedTexSubImage2DARB = GLContext.getFunctionAddress("glCompressedTexSubImage2DARB")) != 0 &
      (glCompressedTexSubImage3DARB = GLContext.getFunctionAddress("glCompressedTexSubImage3DARB")) != 0 &
      (glGetCompressedTexImageARB = GLContext.getFunctionAddress("glGetCompressedTexImageARB")) != 0;
  }


  private boolean ARB_texture_multisample_initNativeFunctionAddresses() {
    return 
      (glTexImage2DMultisample = GLContext.getFunctionAddress("glTexImage2DMultisample")) != 0 &
      (glTexImage3DMultisample = GLContext.getFunctionAddress("glTexImage3DMultisample")) != 0 &
      (glGetMultisamplefv = GLContext.getFunctionAddress("glGetMultisamplefv")) != 0 &
      (glSampleMaski = GLContext.getFunctionAddress("glSampleMaski")) != 0;
  }


  private boolean ARB_timer_query_initNativeFunctionAddresses() {
    return 
      (glQueryCounter = GLContext.getFunctionAddress("glQueryCounter")) != 0 &
      (glGetQueryObjecti64v = GLContext.getFunctionAddress("glGetQueryObjecti64v")) != 0 &
      (glGetQueryObjectui64v = GLContext.getFunctionAddress("glGetQueryObjectui64v")) != 0;
  }


  private boolean ARB_transform_feedback2_initNativeFunctionAddresses() {
    return 
      (glBindTransformFeedback = GLContext.getFunctionAddress("glBindTransformFeedback")) != 0 &
      (glDeleteTransformFeedbacks = GLContext.getFunctionAddress("glDeleteTransformFeedbacks")) != 0 &
      (glGenTransformFeedbacks = GLContext.getFunctionAddress("glGenTransformFeedbacks")) != 0 &
      (glIsTransformFeedback = GLContext.getFunctionAddress("glIsTransformFeedback")) != 0 &
      (glPauseTransformFeedback = GLContext.getFunctionAddress("glPauseTransformFeedback")) != 0 &
      (glResumeTransformFeedback = GLContext.getFunctionAddress("glResumeTransformFeedback")) != 0 &
      (glDrawTransformFeedback = GLContext.getFunctionAddress("glDrawTransformFeedback")) != 0;
  }


  private boolean ARB_transform_feedback3_initNativeFunctionAddresses() {
    return 
      (glDrawTransformFeedbackStream = GLContext.getFunctionAddress("glDrawTransformFeedbackStream")) != 0 &
      (glBeginQueryIndexed = GLContext.getFunctionAddress("glBeginQueryIndexed")) != 0 &
      (glEndQueryIndexed = GLContext.getFunctionAddress("glEndQueryIndexed")) != 0 &
      (glGetQueryIndexediv = GLContext.getFunctionAddress("glGetQueryIndexediv")) != 0;
  }


  private boolean ARB_transpose_matrix_initNativeFunctionAddresses() {
    return 
      (glLoadTransposeMatrixfARB = GLContext.getFunctionAddress("glLoadTransposeMatrixfARB")) != 0 &
      (glMultTransposeMatrixfARB = GLContext.getFunctionAddress("glMultTransposeMatrixfARB")) != 0;
  }


  private boolean ARB_uniform_buffer_object_initNativeFunctionAddresses() {
    return 
      (glGetUniformIndices = GLContext.getFunctionAddress("glGetUniformIndices")) != 0 &
      (glGetActiveUniformsiv = GLContext.getFunctionAddress("glGetActiveUniformsiv")) != 0 &
      (glGetActiveUniformName = GLContext.getFunctionAddress("glGetActiveUniformName")) != 0 &
      (glGetUniformBlockIndex = GLContext.getFunctionAddress("glGetUniformBlockIndex")) != 0 &
      (glGetActiveUniformBlockiv = GLContext.getFunctionAddress("glGetActiveUniformBlockiv")) != 0 &
      (glGetActiveUniformBlockName = GLContext.getFunctionAddress("glGetActiveUniformBlockName")) != 0 &
      (glBindBufferRange = GLContext.getFunctionAddress("glBindBufferRange")) != 0 &
      (glBindBufferBase = GLContext.getFunctionAddress("glBindBufferBase")) != 0 &
      (glGetIntegeri_v = GLContext.getFunctionAddress("glGetIntegeri_v")) != 0 &
      (glUniformBlockBinding = GLContext.getFunctionAddress("glUniformBlockBinding")) != 0;
  }


  private boolean ARB_vertex_array_object_initNativeFunctionAddresses() {
    return 
      (glBindVertexArray = GLContext.getFunctionAddress("glBindVertexArray")) != 0 &
      (glDeleteVertexArrays = GLContext.getFunctionAddress("glDeleteVertexArrays")) != 0 &
      (glGenVertexArrays = GLContext.getFunctionAddress("glGenVertexArrays")) != 0 &
      (glIsVertexArray = GLContext.getFunctionAddress("glIsVertexArray")) != 0;
  }


  private boolean ARB_vertex_attrib_64bit_initNativeFunctionAddresses(Set<String> supported_extensions) {
    return 
      (glVertexAttribL1d = GLContext.getFunctionAddress("glVertexAttribL1d")) != 0 &
      (glVertexAttribL2d = GLContext.getFunctionAddress("glVertexAttribL2d")) != 0 &
      (glVertexAttribL3d = GLContext.getFunctionAddress("glVertexAttribL3d")) != 0 &
      (glVertexAttribL4d = GLContext.getFunctionAddress("glVertexAttribL4d")) != 0 &
      (glVertexAttribL1dv = GLContext.getFunctionAddress("glVertexAttribL1dv")) != 0 &
      (glVertexAttribL2dv = GLContext.getFunctionAddress("glVertexAttribL2dv")) != 0 &
      (glVertexAttribL3dv = GLContext.getFunctionAddress("glVertexAttribL3dv")) != 0 &
      (glVertexAttribL4dv = GLContext.getFunctionAddress("glVertexAttribL4dv")) != 0 &
      (glVertexAttribLPointer = GLContext.getFunctionAddress("glVertexAttribLPointer")) != 0 &
      (glGetVertexAttribLdv = GLContext.getFunctionAddress("glGetVertexAttribLdv")) != 0 &
      (!supported_extensions.contains("EXT_direct_state_access") || (glVertexArrayVertexAttribLOffsetEXT = GLContext.getFunctionAddress("glVertexArrayVertexAttribLOffsetEXT")) != 0);
  }


  private boolean ARB_vertex_blend_initNativeFunctionAddresses() {
    return 
      (glWeightbvARB = GLContext.getFunctionAddress("glWeightbvARB")) != 0 &
      (glWeightsvARB = GLContext.getFunctionAddress("glWeightsvARB")) != 0 &
      (glWeightivARB = GLContext.getFunctionAddress("glWeightivARB")) != 0 &
      (glWeightfvARB = GLContext.getFunctionAddress("glWeightfvARB")) != 0 &
      (glWeightdvARB = GLContext.getFunctionAddress("glWeightdvARB")) != 0 &
      (glWeightubvARB = GLContext.getFunctionAddress("glWeightubvARB")) != 0 &
      (glWeightusvARB = GLContext.getFunctionAddress("glWeightusvARB")) != 0 &
      (glWeightuivARB = GLContext.getFunctionAddress("glWeightuivARB")) != 0 &
      (glWeightPointerARB = GLContext.getFunctionAddress("glWeightPointerARB")) != 0 &
      (glVertexBlendARB = GLContext.getFunctionAddress("glVertexBlendARB")) != 0;
  }


  private boolean ARB_vertex_program_initNativeFunctionAddresses() {
    return 
      (glVertexAttrib1sARB = GLContext.getFunctionAddress("glVertexAttrib1sARB")) != 0 &
      (glVertexAttrib1fARB = GLContext.getFunctionAddress("glVertexAttrib1fARB")) != 0 &
      (glVertexAttrib1dARB = GLContext.getFunctionAddress("glVertexAttrib1dARB")) != 0 &
      (glVertexAttrib2sARB = GLContext.getFunctionAddress("glVertexAttrib2sARB")) != 0 &
      (glVertexAttrib2fARB = GLContext.getFunctionAddress("glVertexAttrib2fARB")) != 0 &
      (glVertexAttrib2dARB = GLContext.getFunctionAddress("glVertexAttrib2dARB")) != 0 &
      (glVertexAttrib3sARB = GLContext.getFunctionAddress("glVertexAttrib3sARB")) != 0 &
      (glVertexAttrib3fARB = GLContext.getFunctionAddress("glVertexAttrib3fARB")) != 0 &
      (glVertexAttrib3dARB = GLContext.getFunctionAddress("glVertexAttrib3dARB")) != 0 &
      (glVertexAttrib4sARB = GLContext.getFunctionAddress("glVertexAttrib4sARB")) != 0 &
      (glVertexAttrib4fARB = GLContext.getFunctionAddress("glVertexAttrib4fARB")) != 0 &
      (glVertexAttrib4dARB = GLContext.getFunctionAddress("glVertexAttrib4dARB")) != 0 &
      (glVertexAttrib4NubARB = GLContext.getFunctionAddress("glVertexAttrib4NubARB")) != 0 &
      (glVertexAttribPointerARB = GLContext.getFunctionAddress("glVertexAttribPointerARB")) != 0 &
      (glEnableVertexAttribArrayARB = GLContext.getFunctionAddress("glEnableVertexAttribArrayARB")) != 0 &
      (glDisableVertexAttribArrayARB = GLContext.getFunctionAddress("glDisableVertexAttribArrayARB")) != 0 &
      (glGetVertexAttribfvARB = GLContext.getFunctionAddress("glGetVertexAttribfvARB")) != 0 &
      (glGetVertexAttribdvARB = GLContext.getFunctionAddress("glGetVertexAttribdvARB")) != 0 &
      (glGetVertexAttribivARB = GLContext.getFunctionAddress("glGetVertexAttribivARB")) != 0 &
      (glGetVertexAttribPointervARB = GLContext.getFunctionAddress("glGetVertexAttribPointervARB")) != 0;
  }


  private boolean ARB_vertex_shader_initNativeFunctionAddresses() {
    return 
      (glVertexAttrib1sARB = GLContext.getFunctionAddress("glVertexAttrib1sARB")) != 0 &
      (glVertexAttrib1fARB = GLContext.getFunctionAddress("glVertexAttrib1fARB")) != 0 &
      (glVertexAttrib1dARB = GLContext.getFunctionAddress("glVertexAttrib1dARB")) != 0 &
      (glVertexAttrib2sARB = GLContext.getFunctionAddress("glVertexAttrib2sARB")) != 0 &
      (glVertexAttrib2fARB = GLContext.getFunctionAddress("glVertexAttrib2fARB")) != 0 &
      (glVertexAttrib2dARB = GLContext.getFunctionAddress("glVertexAttrib2dARB")) != 0 &
      (glVertexAttrib3sARB = GLContext.getFunctionAddress("glVertexAttrib3sARB")) != 0 &
      (glVertexAttrib3fARB = GLContext.getFunctionAddress("glVertexAttrib3fARB")) != 0 &
      (glVertexAttrib3dARB = GLContext.getFunctionAddress("glVertexAttrib3dARB")) != 0 &
      (glVertexAttrib4sARB = GLContext.getFunctionAddress("glVertexAttrib4sARB")) != 0 &
      (glVertexAttrib4fARB = GLContext.getFunctionAddress("glVertexAttrib4fARB")) != 0 &
      (glVertexAttrib4dARB = GLContext.getFunctionAddress("glVertexAttrib4dARB")) != 0 &
      (glVertexAttrib4NubARB = GLContext.getFunctionAddress("glVertexAttrib4NubARB")) != 0 &
      (glVertexAttribPointerARB = GLContext.getFunctionAddress("glVertexAttribPointerARB")) != 0 &
      (glEnableVertexAttribArrayARB = GLContext.getFunctionAddress("glEnableVertexAttribArrayARB")) != 0 &
      (glDisableVertexAttribArrayARB = GLContext.getFunctionAddress("glDisableVertexAttribArrayARB")) != 0 &
      (glBindAttribLocationARB = GLContext.getFunctionAddress("glBindAttribLocationARB")) != 0 &
      (glGetActiveAttribARB = GLContext.getFunctionAddress("glGetActiveAttribARB")) != 0 &
      (glGetAttribLocationARB = GLContext.getFunctionAddress("glGetAttribLocationARB")) != 0 &
      (glGetVertexAttribfvARB = GLContext.getFunctionAddress("glGetVertexAttribfvARB")) != 0 &
      (glGetVertexAttribdvARB = GLContext.getFunctionAddress("glGetVertexAttribdvARB")) != 0 &
      (glGetVertexAttribivARB = GLContext.getFunctionAddress("glGetVertexAttribivARB")) != 0 &
      (glGetVertexAttribPointervARB = GLContext.getFunctionAddress("glGetVertexAttribPointervARB")) != 0;
  }


  private boolean ARB_vertex_type_2_10_10_10_rev_initNativeFunctionAddresses() {
    return 
      (glVertexP2ui = GLContext.getFunctionAddress("glVertexP2ui")) != 0 &
      (glVertexP3ui = GLContext.getFunctionAddress("glVertexP3ui")) != 0 &
      (glVertexP4ui = GLContext.getFunctionAddress("glVertexP4ui")) != 0 &
      (glVertexP2uiv = GLContext.getFunctionAddress("glVertexP2uiv")) != 0 &
      (glVertexP3uiv = GLContext.getFunctionAddress("glVertexP3uiv")) != 0 &
      (glVertexP4uiv = GLContext.getFunctionAddress("glVertexP4uiv")) != 0 &
      (glTexCoordP1ui = GLContext.getFunctionAddress("glTexCoordP1ui")) != 0 &
      (glTexCoordP2ui = GLContext.getFunctionAddress("glTexCoordP2ui")) != 0 &
      (glTexCoordP3ui = GLContext.getFunctionAddress("glTexCoordP3ui")) != 0 &
      (glTexCoordP4ui = GLContext.getFunctionAddress("glTexCoordP4ui")) != 0 &
      (glTexCoordP1uiv = GLContext.getFunctionAddress("glTexCoordP1uiv")) != 0 &
      (glTexCoordP2uiv = GLContext.getFunctionAddress("glTexCoordP2uiv")) != 0 &
      (glTexCoordP3uiv = GLContext.getFunctionAddress("glTexCoordP3uiv")) != 0 &
      (glTexCoordP4uiv = GLContext.getFunctionAddress("glTexCoordP4uiv")) != 0 &
      (glMultiTexCoordP1ui = GLContext.getFunctionAddress("glMultiTexCoordP1ui")) != 0 &
      (glMultiTexCoordP2ui = GLContext.getFunctionAddress("glMultiTexCoordP2ui")) != 0 &
      (glMultiTexCoordP3ui = GLContext.getFunctionAddress("glMultiTexCoordP3ui")) != 0 &
      (glMultiTexCoordP4ui = GLContext.getFunctionAddress("glMultiTexCoordP4ui")) != 0 &
      (glMultiTexCoordP1uiv = GLContext.getFunctionAddress("glMultiTexCoordP1uiv")) != 0 &
      (glMultiTexCoordP2uiv = GLContext.getFunctionAddress("glMultiTexCoordP2uiv")) != 0 &
      (glMultiTexCoordP3uiv = GLContext.getFunctionAddress("glMultiTexCoordP3uiv")) != 0 &
      (glMultiTexCoordP4uiv = GLContext.getFunctionAddress("glMultiTexCoordP4uiv")) != 0 &
      (glNormalP3ui = GLContext.getFunctionAddress("glNormalP3ui")) != 0 &
      (glNormalP3uiv = GLContext.getFunctionAddress("glNormalP3uiv")) != 0 &
      (glColorP3ui = GLContext.getFunctionAddress("glColorP3ui")) != 0 &
      (glColorP4ui = GLContext.getFunctionAddress("glColorP4ui")) != 0 &
      (glColorP3uiv = GLContext.getFunctionAddress("glColorP3uiv")) != 0 &
      (glColorP4uiv = GLContext.getFunctionAddress("glColorP4uiv")) != 0 &
      (glSecondaryColorP3ui = GLContext.getFunctionAddress("glSecondaryColorP3ui")) != 0 &
      (glSecondaryColorP3uiv = GLContext.getFunctionAddress("glSecondaryColorP3uiv")) != 0 &
      (glVertexAttribP1ui = GLContext.getFunctionAddress("glVertexAttribP1ui")) != 0 &
      (glVertexAttribP2ui = GLContext.getFunctionAddress("glVertexAttribP2ui")) != 0 &
      (glVertexAttribP3ui = GLContext.getFunctionAddress("glVertexAttribP3ui")) != 0 &
      (glVertexAttribP4ui = GLContext.getFunctionAddress("glVertexAttribP4ui")) != 0 &
      (glVertexAttribP1uiv = GLContext.getFunctionAddress("glVertexAttribP1uiv")) != 0 &
      (glVertexAttribP2uiv = GLContext.getFunctionAddress("glVertexAttribP2uiv")) != 0 &
      (glVertexAttribP3uiv = GLContext.getFunctionAddress("glVertexAttribP3uiv")) != 0 &
      (glVertexAttribP4uiv = GLContext.getFunctionAddress("glVertexAttribP4uiv")) != 0;
  }


  private boolean ARB_viewport_array_initNativeFunctionAddresses() {
    return 
      (glViewportArrayv = GLContext.getFunctionAddress("glViewportArrayv")) != 0 &
      (glViewportIndexedf = GLContext.getFunctionAddress("glViewportIndexedf")) != 0 &
      (glViewportIndexedfv = GLContext.getFunctionAddress("glViewportIndexedfv")) != 0 &
      (glScissorArrayv = GLContext.getFunctionAddress("glScissorArrayv")) != 0 &
      (glScissorIndexed = GLContext.getFunctionAddress("glScissorIndexed")) != 0 &
      (glScissorIndexedv = GLContext.getFunctionAddress("glScissorIndexedv")) != 0 &
      (glDepthRangeArrayv = GLContext.getFunctionAddress("glDepthRangeArrayv")) != 0 &
      (glDepthRangeIndexed = GLContext.getFunctionAddress("glDepthRangeIndexed")) != 0 &
      (glGetFloati_v = GLContext.getFunctionAddress("glGetFloati_v")) != 0 &
      (glGetDoublei_v = GLContext.getFunctionAddress("glGetDoublei_v")) != 0 &
      (glGetIntegerIndexedvEXT = GLContext.getFunctionAddress("glGetIntegerIndexedvEXT")) != 0 &
      (glEnableIndexedEXT = GLContext.getFunctionAddress("glEnableIndexedEXT")) != 0 &
      (glDisableIndexedEXT = GLContext.getFunctionAddress("glDisableIndexedEXT")) != 0 &
      (glIsEnabledIndexedEXT = GLContext.getFunctionAddress("glIsEnabledIndexedEXT")) != 0;
  }


  private boolean ARB_window_pos_initNativeFunctionAddresses(boolean forwardCompatible) {
    return 
      (forwardCompatible || (glWindowPos2fARB = GLContext.getFunctionAddress("glWindowPos2fARB")) != 0) &
      (forwardCompatible || (glWindowPos2dARB = GLContext.getFunctionAddress("glWindowPos2dARB")) != 0) &
      (forwardCompatible || (glWindowPos2iARB = GLContext.getFunctionAddress("glWindowPos2iARB")) != 0) &
      (forwardCompatible || (glWindowPos2sARB = GLContext.getFunctionAddress("glWindowPos2sARB")) != 0) &
      (forwardCompatible || (glWindowPos3fARB = GLContext.getFunctionAddress("glWindowPos3fARB")) != 0) &
      (forwardCompatible || (glWindowPos3dARB = GLContext.getFunctionAddress("glWindowPos3dARB")) != 0) &
      (forwardCompatible || (glWindowPos3iARB = GLContext.getFunctionAddress("glWindowPos3iARB")) != 0) &
      (forwardCompatible || (glWindowPos3sARB = GLContext.getFunctionAddress("glWindowPos3sARB")) != 0);
  }


  private boolean ATI_draw_buffers_initNativeFunctionAddresses() {
    return 
      (glDrawBuffersATI = GLContext.getFunctionAddress("glDrawBuffersATI")) != 0;
  }


  private boolean ATI_element_array_initNativeFunctionAddresses() {
    return 
      (glElementPointerATI = GLContext.getFunctionAddress("glElementPointerATI")) != 0 &
      (glDrawElementArrayATI = GLContext.getFunctionAddress("glDrawElementArrayATI")) != 0 &
      (glDrawRangeElementArrayATI = GLContext.getFunctionAddress("glDrawRangeElementArrayATI")) != 0;
  }


  private boolean ATI_envmap_bumpmap_initNativeFunctionAddresses() {
    return 
      (glTexBumpParameterfvATI = GLContext.getFunctionAddress("glTexBumpParameterfvATI")) != 0 &
      (glTexBumpParameterivATI = GLContext.getFunctionAddress("glTexBumpParameterivATI")) != 0 &
      (glGetTexBumpParameterfvATI = GLContext.getFunctionAddress("glGetTexBumpParameterfvATI")) != 0 &
      (glGetTexBumpParameterivATI = GLContext.getFunctionAddress("glGetTexBumpParameterivATI")) != 0;
  }


  private boolean ATI_fragment_shader_initNativeFunctionAddresses() {
    return 
      (glGenFragmentShadersATI = GLContext.getFunctionAddress("glGenFragmentShadersATI")) != 0 &
      (glBindFragmentShaderATI = GLContext.getFunctionAddress("glBindFragmentShaderATI")) != 0 &
      (glDeleteFragmentShaderATI = GLContext.getFunctionAddress("glDeleteFragmentShaderATI")) != 0 &
      (glBeginFragmentShaderATI = GLContext.getFunctionAddress("glBeginFragmentShaderATI")) != 0 &
      (glEndFragmentShaderATI = GLContext.getFunctionAddress("glEndFragmentShaderATI")) != 0 &
      (glPassTexCoordATI = GLContext.getFunctionAddress("glPassTexCoordATI")) != 0 &
      (glSampleMapATI = GLContext.getFunctionAddress("glSampleMapATI")) != 0 &
      (glColorFragmentOp1ATI = GLContext.getFunctionAddress("glColorFragmentOp1ATI")) != 0 &
      (glColorFragmentOp2ATI = GLContext.getFunctionAddress("glColorFragmentOp2ATI")) != 0 &
      (glColorFragmentOp3ATI = GLContext.getFunctionAddress("glColorFragmentOp3ATI")) != 0 &
      (glAlphaFragmentOp1ATI = GLContext.getFunctionAddress("glAlphaFragmentOp1ATI")) != 0 &
      (glAlphaFragmentOp2ATI = GLContext.getFunctionAddress("glAlphaFragmentOp2ATI")) != 0 &
      (glAlphaFragmentOp3ATI = GLContext.getFunctionAddress("glAlphaFragmentOp3ATI")) != 0 &
      (glSetFragmentShaderConstantATI = GLContext.getFunctionAddress("glSetFragmentShaderConstantATI")) != 0;
  }


  private boolean ATI_map_object_buffer_initNativeFunctionAddresses() {
    return 
      (glMapObjectBufferATI = GLContext.getFunctionAddress("glMapObjectBufferATI")) != 0 &
      (glUnmapObjectBufferATI = GLContext.getFunctionAddress("glUnmapObjectBufferATI")) != 0;
  }


  private boolean ATI_pn_triangles_initNativeFunctionAddresses() {
    return 
      (glPNTrianglesfATI = GLContext.getFunctionAddress("glPNTrianglesfATI")) != 0 &
      (glPNTrianglesiATI = GLContext.getFunctionAddress("glPNTrianglesiATI")) != 0;
  }


  private boolean ATI_separate_stencil_initNativeFunctionAddresses() {
    return 
      (glStencilOpSeparateATI = GLContext.getFunctionAddress("glStencilOpSeparateATI")) != 0 &
      (glStencilFuncSeparateATI = GLContext.getFunctionAddress("glStencilFuncSeparateATI")) != 0;
  }


  private boolean ATI_vertex_array_object_initNativeFunctionAddresses() {
    return 
      (glNewObjectBufferATI = GLContext.getFunctionAddress("glNewObjectBufferATI")) != 0 &
      (glIsObjectBufferATI = GLContext.getFunctionAddress("glIsObjectBufferATI")) != 0 &
      (glUpdateObjectBufferATI = GLContext.getFunctionAddress("glUpdateObjectBufferATI")) != 0 &
      (glGetObjectBufferfvATI = GLContext.getFunctionAddress("glGetObjectBufferfvATI")) != 0 &
      (glGetObjectBufferivATI = GLContext.getFunctionAddress("glGetObjectBufferivATI")) != 0 &
      (glFreeObjectBufferATI = GLContext.getFunctionAddress("glFreeObjectBufferATI")) != 0 &
      (glArrayObjectATI = GLContext.getFunctionAddress("glArrayObjectATI")) != 0 &
      (glGetArrayObjectfvATI = GLContext.getFunctionAddress("glGetArrayObjectfvATI")) != 0 &
      (glGetArrayObjectivATI = GLContext.getFunctionAddress("glGetArrayObjectivATI")) != 0 &
      (glVariantArrayObjectATI = GLContext.getFunctionAddress("glVariantArrayObjectATI")) != 0 &
      (glGetVariantArrayObjectfvATI = GLContext.getFunctionAddress("glGetVariantArrayObjectfvATI")) != 0 &
      (glGetVariantArrayObjectivATI = GLContext.getFunctionAddress("glGetVariantArrayObjectivATI")) != 0;
  }


  private boolean ATI_vertex_attrib_array_object_initNativeFunctionAddresses() {
    return 
      (glVertexAttribArrayObjectATI = GLContext.getFunctionAddress("glVertexAttribArrayObjectATI")) != 0 &
      (glGetVertexAttribArrayObjectfvATI = GLContext.getFunctionAddress("glGetVertexAttribArrayObjectfvATI")) != 0 &
      (glGetVertexAttribArrayObjectivATI = GLContext.getFunctionAddress("glGetVertexAttribArrayObjectivATI")) != 0;
  }


  private boolean ATI_vertex_streams_initNativeFunctionAddresses() {
    return 
      (glVertexStream2fATI = GLContext.getFunctionAddress("glVertexStream2fATI")) != 0 &
      (glVertexStream2dATI = GLContext.getFunctionAddress("glVertexStream2dATI")) != 0 &
      (glVertexStream2iATI = GLContext.getFunctionAddress("glVertexStream2iATI")) != 0 &
      (glVertexStream2sATI = GLContext.getFunctionAddress("glVertexStream2sATI")) != 0 &
      (glVertexStream3fATI = GLContext.getFunctionAddress("glVertexStream3fATI")) != 0 &
      (glVertexStream3dATI = GLContext.getFunctionAddress("glVertexStream3dATI")) != 0 &
      (glVertexStream3iATI = GLContext.getFunctionAddress("glVertexStream3iATI")) != 0 &
      (glVertexStream3sATI = GLContext.getFunctionAddress("glVertexStream3sATI")) != 0 &
      (glVertexStream4fATI = GLContext.getFunctionAddress("glVertexStream4fATI")) != 0 &
      (glVertexStream4dATI = GLContext.getFunctionAddress("glVertexStream4dATI")) != 0 &
      (glVertexStream4iATI = GLContext.getFunctionAddress("glVertexStream4iATI")) != 0 &
      (glVertexStream4sATI = GLContext.getFunctionAddress("glVertexStream4sATI")) != 0 &
      (glNormalStream3bATI = GLContext.getFunctionAddress("glNormalStream3bATI")) != 0 &
      (glNormalStream3fATI = GLContext.getFunctionAddress("glNormalStream3fATI")) != 0 &
      (glNormalStream3dATI = GLContext.getFunctionAddress("glNormalStream3dATI")) != 0 &
      (glNormalStream3iATI = GLContext.getFunctionAddress("glNormalStream3iATI")) != 0 &
      (glNormalStream3sATI = GLContext.getFunctionAddress("glNormalStream3sATI")) != 0 &
      (glClientActiveVertexStreamATI = GLContext.getFunctionAddress("glClientActiveVertexStreamATI")) != 0 &
      (glVertexBlendEnvfATI = GLContext.getFunctionAddress("glVertexBlendEnvfATI")) != 0 &
      (glVertexBlendEnviATI = GLContext.getFunctionAddress("glVertexBlendEnviATI")) != 0;
  }


  private boolean EXT_bindable_uniform_initNativeFunctionAddresses() {
    return 
      (glUniformBufferEXT = GLContext.getFunctionAddress("glUniformBufferEXT")) != 0 &
      (glGetUniformBufferSizeEXT = GLContext.getFunctionAddress("glGetUniformBufferSizeEXT")) != 0 &
      (glGetUniformOffsetEXT = GLContext.getFunctionAddress("glGetUniformOffsetEXT")) != 0;
  }


  private boolean EXT_blend_color_initNativeFunctionAddresses() {
    return 
      (glBlendColorEXT = GLContext.getFunctionAddress("glBlendColorEXT")) != 0;
  }


  private boolean EXT_blend_equation_separate_initNativeFunctionAddresses() {
    return 
      (glBlendEquationSeparateEXT = GLContext.getFunctionAddress("glBlendEquationSeparateEXT")) != 0;
  }


  private boolean EXT_blend_func_separate_initNativeFunctionAddresses() {
    return 
      (glBlendFuncSeparateEXT = GLContext.getFunctionAddress("glBlendFuncSeparateEXT")) != 0;
  }


  private boolean EXT_blend_minmax_initNativeFunctionAddresses() {
    return 
      (glBlendEquationEXT = GLContext.getFunctionAddress("glBlendEquationEXT")) != 0;
  }


  private boolean EXT_compiled_vertex_array_initNativeFunctionAddresses() {
    return 
      (glLockArraysEXT = GLContext.getFunctionAddress("glLockArraysEXT")) != 0 &
      (glUnlockArraysEXT = GLContext.getFunctionAddress("glUnlockArraysEXT")) != 0;
  }


  private boolean EXT_depth_bounds_test_initNativeFunctionAddresses() {
    return 
      (glDepthBoundsEXT = GLContext.getFunctionAddress("glDepthBoundsEXT")) != 0;
  }


  private boolean EXT_direct_state_access_initNativeFunctionAddresses(boolean forwardCompatible,Set<String> supported_extensions) {
    return 
      (forwardCompatible || (glClientAttribDefaultEXT = GLContext.getFunctionAddress("glClientAttribDefaultEXT")) != 0) &
      (forwardCompatible || (glPushClientAttribDefaultEXT = GLContext.getFunctionAddress("glPushClientAttribDefaultEXT")) != 0) &
      (forwardCompatible || (glMatrixLoadfEXT = GLContext.getFunctionAddress("glMatrixLoadfEXT")) != 0) &
      (forwardCompatible || (glMatrixLoaddEXT = GLContext.getFunctionAddress("glMatrixLoaddEXT")) != 0) &
      (forwardCompatible || (glMatrixMultfEXT = GLContext.getFunctionAddress("glMatrixMultfEXT")) != 0) &
      (forwardCompatible || (glMatrixMultdEXT = GLContext.getFunctionAddress("glMatrixMultdEXT")) != 0) &
      (forwardCompatible || (glMatrixLoadIdentityEXT = GLContext.getFunctionAddress("glMatrixLoadIdentityEXT")) != 0) &
      (forwardCompatible || (glMatrixRotatefEXT = GLContext.getFunctionAddress("glMatrixRotatefEXT")) != 0) &
      (forwardCompatible || (glMatrixRotatedEXT = GLContext.getFunctionAddress("glMatrixRotatedEXT")) != 0) &
      (forwardCompatible || (glMatrixScalefEXT = GLContext.getFunctionAddress("glMatrixScalefEXT")) != 0) &
      (forwardCompatible || (glMatrixScaledEXT = GLContext.getFunctionAddress("glMatrixScaledEXT")) != 0) &
      (forwardCompatible || (glMatrixTranslatefEXT = GLContext.getFunctionAddress("glMatrixTranslatefEXT")) != 0) &
      (forwardCompatible || (glMatrixTranslatedEXT = GLContext.getFunctionAddress("glMatrixTranslatedEXT")) != 0) &
      (forwardCompatible || (glMatrixOrthoEXT = GLContext.getFunctionAddress("glMatrixOrthoEXT")) != 0) &
      (forwardCompatible || (glMatrixFrustumEXT = GLContext.getFunctionAddress("glMatrixFrustumEXT")) != 0) &
      (forwardCompatible || (glMatrixPushEXT = GLContext.getFunctionAddress("glMatrixPushEXT")) != 0) &
      (forwardCompatible || (glMatrixPopEXT = GLContext.getFunctionAddress("glMatrixPopEXT")) != 0) &
      (glTextureParameteriEXT = GLContext.getFunctionAddress("glTextureParameteriEXT")) != 0 &
      (glTextureParameterivEXT = GLContext.getFunctionAddress("glTextureParameterivEXT")) != 0 &
      (glTextureParameterfEXT = GLContext.getFunctionAddress("glTextureParameterfEXT")) != 0 &
      (glTextureParameterfvEXT = GLContext.getFunctionAddress("glTextureParameterfvEXT")) != 0 &
      (glTextureImage1DEXT = GLContext.getFunctionAddress("glTextureImage1DEXT")) != 0 &
      (glTextureImage2DEXT = GLContext.getFunctionAddress("glTextureImage2DEXT")) != 0 &
      (glTextureSubImage1DEXT = GLContext.getFunctionAddress("glTextureSubImage1DEXT")) != 0 &
      (glTextureSubImage2DEXT = GLContext.getFunctionAddress("glTextureSubImage2DEXT")) != 0 &
      (glCopyTextureImage1DEXT = GLContext.getFunctionAddress("glCopyTextureImage1DEXT")) != 0 &
      (glCopyTextureImage2DEXT = GLContext.getFunctionAddress("glCopyTextureImage2DEXT")) != 0 &
      (glCopyTextureSubImage1DEXT = GLContext.getFunctionAddress("glCopyTextureSubImage1DEXT")) != 0 &
      (glCopyTextureSubImage2DEXT = GLContext.getFunctionAddress("glCopyTextureSubImage2DEXT")) != 0 &
      (glGetTextureImageEXT = GLContext.getFunctionAddress("glGetTextureImageEXT")) != 0 &
      (glGetTextureParameterfvEXT = GLContext.getFunctionAddress("glGetTextureParameterfvEXT")) != 0 &
      (glGetTextureParameterivEXT = GLContext.getFunctionAddress("glGetTextureParameterivEXT")) != 0 &
      (glGetTextureLevelParameterfvEXT = GLContext.getFunctionAddress("glGetTextureLevelParameterfvEXT")) != 0 &
      (glGetTextureLevelParameterivEXT = GLContext.getFunctionAddress("glGetTextureLevelParameterivEXT")) != 0 &
      (!supported_extensions.contains("OpenGL12") || (glTextureImage3DEXT = GLContext.getFunctionAddress("glTextureImage3DEXT")) != 0) &
      (!supported_extensions.contains("OpenGL12") || (glTextureSubImage3DEXT = GLContext.getFunctionAddress("glTextureSubImage3DEXT")) != 0) &
      (!supported_extensions.contains("OpenGL12") || (glCopyTextureSubImage3DEXT = GLContext.getFunctionAddress("glCopyTextureSubImage3DEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glBindMultiTextureEXT = GLContext.getFunctionAddress("glBindMultiTextureEXT")) != 0) &
      (forwardCompatible || !supported_extensions.contains("OpenGL13") || (glMultiTexCoordPointerEXT = GLContext.getFunctionAddress("glMultiTexCoordPointerEXT")) != 0) &
      (forwardCompatible || !supported_extensions.contains("OpenGL13") || (glMultiTexEnvfEXT = GLContext.getFunctionAddress("glMultiTexEnvfEXT")) != 0) &
      (forwardCompatible || !supported_extensions.contains("OpenGL13") || (glMultiTexEnvfvEXT = GLContext.getFunctionAddress("glMultiTexEnvfvEXT")) != 0) &
      (forwardCompatible || !supported_extensions.contains("OpenGL13") || (glMultiTexEnviEXT = GLContext.getFunctionAddress("glMultiTexEnviEXT")) != 0) &
      (forwardCompatible || !supported_extensions.contains("OpenGL13") || (glMultiTexEnvivEXT = GLContext.getFunctionAddress("glMultiTexEnvivEXT")) != 0) &
      (forwardCompatible || !supported_extensions.contains("OpenGL13") || (glMultiTexGendEXT = GLContext.getFunctionAddress("glMultiTexGendEXT")) != 0) &
      (forwardCompatible || !supported_extensions.contains("OpenGL13") || (glMultiTexGendvEXT = GLContext.getFunctionAddress("glMultiTexGendvEXT")) != 0) &
      (forwardCompatible || !supported_extensions.contains("OpenGL13") || (glMultiTexGenfEXT = GLContext.getFunctionAddress("glMultiTexGenfEXT")) != 0) &
      (forwardCompatible || !supported_extensions.contains("OpenGL13") || (glMultiTexGenfvEXT = GLContext.getFunctionAddress("glMultiTexGenfvEXT")) != 0) &
      (forwardCompatible || !supported_extensions.contains("OpenGL13") || (glMultiTexGeniEXT = GLContext.getFunctionAddress("glMultiTexGeniEXT")) != 0) &
      (forwardCompatible || !supported_extensions.contains("OpenGL13") || (glMultiTexGenivEXT = GLContext.getFunctionAddress("glMultiTexGenivEXT")) != 0) &
      (forwardCompatible || !supported_extensions.contains("OpenGL13") || (glGetMultiTexEnvfvEXT = GLContext.getFunctionAddress("glGetMultiTexEnvfvEXT")) != 0) &
      (forwardCompatible || !supported_extensions.contains("OpenGL13") || (glGetMultiTexEnvivEXT = GLContext.getFunctionAddress("glGetMultiTexEnvivEXT")) != 0) &
      (forwardCompatible || !supported_extensions.contains("OpenGL13") || (glGetMultiTexGendvEXT = GLContext.getFunctionAddress("glGetMultiTexGendvEXT")) != 0) &
      (forwardCompatible || !supported_extensions.contains("OpenGL13") || (glGetMultiTexGenfvEXT = GLContext.getFunctionAddress("glGetMultiTexGenfvEXT")) != 0) &
      (forwardCompatible || !supported_extensions.contains("OpenGL13") || (glGetMultiTexGenivEXT = GLContext.getFunctionAddress("glGetMultiTexGenivEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glMultiTexParameteriEXT = GLContext.getFunctionAddress("glMultiTexParameteriEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glMultiTexParameterivEXT = GLContext.getFunctionAddress("glMultiTexParameterivEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glMultiTexParameterfEXT = GLContext.getFunctionAddress("glMultiTexParameterfEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glMultiTexParameterfvEXT = GLContext.getFunctionAddress("glMultiTexParameterfvEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glMultiTexImage1DEXT = GLContext.getFunctionAddress("glMultiTexImage1DEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glMultiTexImage2DEXT = GLContext.getFunctionAddress("glMultiTexImage2DEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glMultiTexSubImage1DEXT = GLContext.getFunctionAddress("glMultiTexSubImage1DEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glMultiTexSubImage2DEXT = GLContext.getFunctionAddress("glMultiTexSubImage2DEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glCopyMultiTexImage1DEXT = GLContext.getFunctionAddress("glCopyMultiTexImage1DEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glCopyMultiTexImage2DEXT = GLContext.getFunctionAddress("glCopyMultiTexImage2DEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glCopyMultiTexSubImage1DEXT = GLContext.getFunctionAddress("glCopyMultiTexSubImage1DEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glCopyMultiTexSubImage2DEXT = GLContext.getFunctionAddress("glCopyMultiTexSubImage2DEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glGetMultiTexImageEXT = GLContext.getFunctionAddress("glGetMultiTexImageEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glGetMultiTexParameterfvEXT = GLContext.getFunctionAddress("glGetMultiTexParameterfvEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glGetMultiTexParameterivEXT = GLContext.getFunctionAddress("glGetMultiTexParameterivEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glGetMultiTexLevelParameterfvEXT = GLContext.getFunctionAddress("glGetMultiTexLevelParameterfvEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glGetMultiTexLevelParameterivEXT = GLContext.getFunctionAddress("glGetMultiTexLevelParameterivEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glMultiTexImage3DEXT = GLContext.getFunctionAddress("glMultiTexImage3DEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glMultiTexSubImage3DEXT = GLContext.getFunctionAddress("glMultiTexSubImage3DEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glCopyMultiTexSubImage3DEXT = GLContext.getFunctionAddress("glCopyMultiTexSubImage3DEXT")) != 0) &
      (forwardCompatible || !supported_extensions.contains("OpenGL13") || (glEnableClientStateIndexedEXT = GLContext.getFunctionAddress("glEnableClientStateIndexedEXT")) != 0) &
      (forwardCompatible || !supported_extensions.contains("OpenGL13") || (glDisableClientStateIndexedEXT = GLContext.getFunctionAddress("glDisableClientStateIndexedEXT")) != 0) &
      ((!supported_extensions.contains("OpenGL30") || (glEnableClientStateiEXT = GLContext.getFunctionAddress("glEnableClientStateiEXT")) != 0) || true) &
      ((!supported_extensions.contains("OpenGL30") || (glDisableClientStateiEXT = GLContext.getFunctionAddress("glDisableClientStateiEXT")) != 0) || true) &
      (!supported_extensions.contains("OpenGL13") || (glGetFloatIndexedvEXT = GLContext.getFunctionAddress("glGetFloatIndexedvEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glGetDoubleIndexedvEXT = GLContext.getFunctionAddress("glGetDoubleIndexedvEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glGetPointerIndexedvEXT = GLContext.getFunctionAddress("glGetPointerIndexedvEXT")) != 0) &
      ((!supported_extensions.contains("OpenGL30") || (glGetFloati_vEXT = GLContext.getFunctionAddress("glGetFloati_vEXT")) != 0) || true) &
      ((!supported_extensions.contains("OpenGL30") || (glGetDoublei_vEXT = GLContext.getFunctionAddress("glGetDoublei_vEXT")) != 0) || true) &
      ((!supported_extensions.contains("OpenGL30") || (glGetPointeri_vEXT = GLContext.getFunctionAddress("glGetPointeri_vEXT")) != 0) || true) &
      (!supported_extensions.contains("OpenGL13") || (glEnableIndexedEXT = GLContext.getFunctionAddress("glEnableIndexedEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glDisableIndexedEXT = GLContext.getFunctionAddress("glDisableIndexedEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glIsEnabledIndexedEXT = GLContext.getFunctionAddress("glIsEnabledIndexedEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glGetIntegerIndexedvEXT = GLContext.getFunctionAddress("glGetIntegerIndexedvEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glGetBooleanIndexedvEXT = GLContext.getFunctionAddress("glGetBooleanIndexedvEXT")) != 0) &
      (!supported_extensions.contains("GL_ARB_vertex_program") || (glNamedProgramStringEXT = GLContext.getFunctionAddress("glNamedProgramStringEXT")) != 0) &
      (!supported_extensions.contains("GL_ARB_vertex_program") || (glNamedProgramLocalParameter4dEXT = GLContext.getFunctionAddress("glNamedProgramLocalParameter4dEXT")) != 0) &
      (!supported_extensions.contains("GL_ARB_vertex_program") || (glNamedProgramLocalParameter4dvEXT = GLContext.getFunctionAddress("glNamedProgramLocalParameter4dvEXT")) != 0) &
      (!supported_extensions.contains("GL_ARB_vertex_program") || (glNamedProgramLocalParameter4fEXT = GLContext.getFunctionAddress("glNamedProgramLocalParameter4fEXT")) != 0) &
      (!supported_extensions.contains("GL_ARB_vertex_program") || (glNamedProgramLocalParameter4fvEXT = GLContext.getFunctionAddress("glNamedProgramLocalParameter4fvEXT")) != 0) &
      (!supported_extensions.contains("GL_ARB_vertex_program") || (glGetNamedProgramLocalParameterdvEXT = GLContext.getFunctionAddress("glGetNamedProgramLocalParameterdvEXT")) != 0) &
      (!supported_extensions.contains("GL_ARB_vertex_program") || (glGetNamedProgramLocalParameterfvEXT = GLContext.getFunctionAddress("glGetNamedProgramLocalParameterfvEXT")) != 0) &
      (!supported_extensions.contains("GL_ARB_vertex_program") || (glGetNamedProgramivEXT = GLContext.getFunctionAddress("glGetNamedProgramivEXT")) != 0) &
      (!supported_extensions.contains("GL_ARB_vertex_program") || (glGetNamedProgramStringEXT = GLContext.getFunctionAddress("glGetNamedProgramStringEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glCompressedTextureImage3DEXT = GLContext.getFunctionAddress("glCompressedTextureImage3DEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glCompressedTextureImage2DEXT = GLContext.getFunctionAddress("glCompressedTextureImage2DEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glCompressedTextureImage1DEXT = GLContext.getFunctionAddress("glCompressedTextureImage1DEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glCompressedTextureSubImage3DEXT = GLContext.getFunctionAddress("glCompressedTextureSubImage3DEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glCompressedTextureSubImage2DEXT = GLContext.getFunctionAddress("glCompressedTextureSubImage2DEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glCompressedTextureSubImage1DEXT = GLContext.getFunctionAddress("glCompressedTextureSubImage1DEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glGetCompressedTextureImageEXT = GLContext.getFunctionAddress("glGetCompressedTextureImageEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glCompressedMultiTexImage3DEXT = GLContext.getFunctionAddress("glCompressedMultiTexImage3DEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glCompressedMultiTexImage2DEXT = GLContext.getFunctionAddress("glCompressedMultiTexImage2DEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glCompressedMultiTexImage1DEXT = GLContext.getFunctionAddress("glCompressedMultiTexImage1DEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glCompressedMultiTexSubImage3DEXT = GLContext.getFunctionAddress("glCompressedMultiTexSubImage3DEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glCompressedMultiTexSubImage2DEXT = GLContext.getFunctionAddress("glCompressedMultiTexSubImage2DEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glCompressedMultiTexSubImage1DEXT = GLContext.getFunctionAddress("glCompressedMultiTexSubImage1DEXT")) != 0) &
      (!supported_extensions.contains("OpenGL13") || (glGetCompressedMultiTexImageEXT = GLContext.getFunctionAddress("glGetCompressedMultiTexImageEXT")) != 0) &
      (forwardCompatible || !supported_extensions.contains("OpenGL13") || (glMatrixLoadTransposefEXT = GLContext.getFunctionAddress("glMatrixLoadTransposefEXT")) != 0) &
      (forwardCompatible || !supported_extensions.contains("OpenGL13") || (glMatrixLoadTransposedEXT = GLContext.getFunctionAddress("glMatrixLoadTransposedEXT")) != 0) &
      (forwardCompatible || !supported_extensions.contains("OpenGL13") || (glMatrixMultTransposefEXT = GLContext.getFunctionAddress("glMatrixMultTransposefEXT")) != 0) &
      (forwardCompatible || !supported_extensions.contains("OpenGL13") || (glMatrixMultTransposedEXT = GLContext.getFunctionAddress("glMatrixMultTransposedEXT")) != 0) &
      (!supported_extensions.contains("OpenGL15") || (glNamedBufferDataEXT = GLContext.getFunctionAddress("glNamedBufferDataEXT")) != 0) &
      (!supported_extensions.contains("OpenGL15") || (glNamedBufferSubDataEXT = GLContext.getFunctionAddress("glNamedBufferSubDataEXT")) != 0) &
      (!supported_extensions.contains("OpenGL15") || (glMapNamedBufferEXT = GLContext.getFunctionAddress("glMapNamedBufferEXT")) != 0) &
      (!supported_extensions.contains("OpenGL15") || (glUnmapNamedBufferEXT = GLContext.getFunctionAddress("glUnmapNamedBufferEXT")) != 0) &
      (!supported_extensions.contains("OpenGL15") || (glGetNamedBufferParameterivEXT = GLContext.getFunctionAddress("glGetNamedBufferParameterivEXT")) != 0) &
      (!supported_extensions.contains("OpenGL15") || (glGetNamedBufferPointervEXT = GLContext.getFunctionAddress("glGetNamedBufferPointervEXT")) != 0) &
      (!supported_extensions.contains("OpenGL15") || (glGetNamedBufferSubDataEXT = GLContext.getFunctionAddress("glGetNamedBufferSubDataEXT")) != 0) &
      (!supported_extensions.contains("OpenGL20") || (glProgramUniform1fEXT = GLContext.getFunctionAddress("glProgramUniform1fEXT")) != 0) &
      (!supported_extensions.contains("OpenGL20") || (glProgramUniform2fEXT = GLContext.getFunctionAddress("glProgramUniform2fEXT")) != 0) &
      (!supported_extensions.contains("OpenGL20") || (glProgramUniform3fEXT = GLContext.getFunctionAddress("glProgramUniform3fEXT")) != 0) &
      (!supported_extensions.contains("OpenGL20") || (glProgramUniform4fEXT = GLContext.getFunctionAddress("glProgramUniform4fEXT")) != 0) &
      (!supported_extensions.contains("OpenGL20") || (glProgramUniform1iEXT = GLContext.getFunctionAddress("glProgramUniform1iEXT")) != 0) &
      (!supported_extensions.contains("OpenGL20") || (glProgramUniform2iEXT = GLContext.getFunctionAddress("glProgramUniform2iEXT")) != 0) &
      (!supported_extensions.contains("OpenGL20") || (glProgramUniform3iEXT = GLContext.getFunctionAddress("glProgramUniform3iEXT")) != 0) &
      (!supported_extensions.contains("OpenGL20") || (glProgramUniform4iEXT = GLContext.getFunctionAddress("glProgramUniform4iEXT")) != 0) &
      (!supported_extensions.contains("OpenGL20") || (glProgramUniform1fvEXT = GLContext.getFunctionAddress("glProgramUniform1fvEXT")) != 0) &
      (!supported_extensions.contains("OpenGL20") || (glProgramUniform2fvEXT = GLContext.getFunctionAddress("glProgramUniform2fvEXT")) != 0) &
      (!supported_extensions.contains("OpenGL20") || (glProgramUniform3fvEXT = GLContext.getFunctionAddress("glProgramUniform3fvEXT")) != 0) &
      (!supported_extensions.contains("OpenGL20") || (glProgramUniform4fvEXT = GLContext.getFunctionAddress("glProgramUniform4fvEXT")) != 0) &
      (!supported_extensions.contains("OpenGL20") || (glProgramUniform1ivEXT = GLContext.getFunctionAddress("glProgramUniform1ivEXT")) != 0) &
      (!supported_extensions.contains("OpenGL20") || (glProgramUniform2ivEXT = GLContext.getFunctionAddress("glProgramUniform2ivEXT")) != 0) &
      (!supported_extensions.contains("OpenGL20") || (glProgramUniform3ivEXT = GLContext.getFunctionAddress("glProgramUniform3ivEXT")) != 0) &
      (!supported_extensions.contains("OpenGL20") || (glProgramUniform4ivEXT = GLContext.getFunctionAddress("glProgramUniform4ivEXT")) != 0) &
      (!supported_extensions.contains("OpenGL20") || (glProgramUniformMatrix2fvEXT = GLContext.getFunctionAddress("glProgramUniformMatrix2fvEXT")) != 0) &
      (!supported_extensions.contains("OpenGL20") || (glProgramUniformMatrix3fvEXT = GLContext.getFunctionAddress("glProgramUniformMatrix3fvEXT")) != 0) &
      (!supported_extensions.contains("OpenGL20") || (glProgramUniformMatrix4fvEXT = GLContext.getFunctionAddress("glProgramUniformMatrix4fvEXT")) != 0) &
      (!supported_extensions.contains("OpenGL21") || (glProgramUniformMatrix2x3fvEXT = GLContext.getFunctionAddress("glProgramUniformMatrix2x3fvEXT")) != 0) &
      (!supported_extensions.contains("OpenGL21") || (glProgramUniformMatrix3x2fvEXT = GLContext.getFunctionAddress("glProgramUniformMatrix3x2fvEXT")) != 0) &
      (!supported_extensions.contains("OpenGL21") || (glProgramUniformMatrix2x4fvEXT = GLContext.getFunctionAddress("glProgramUniformMatrix2x4fvEXT")) != 0) &
      (!supported_extensions.contains("OpenGL21") || (glProgramUniformMatrix4x2fvEXT = GLContext.getFunctionAddress("glProgramUniformMatrix4x2fvEXT")) != 0) &
      (!supported_extensions.contains("OpenGL21") || (glProgramUniformMatrix3x4fvEXT = GLContext.getFunctionAddress("glProgramUniformMatrix3x4fvEXT")) != 0) &
      (!supported_extensions.contains("OpenGL21") || (glProgramUniformMatrix4x3fvEXT = GLContext.getFunctionAddress("glProgramUniformMatrix4x3fvEXT")) != 0) &
      (!supported_extensions.contains("GL_EXT_texture_buffer_object") || (glTextureBufferEXT = GLContext.getFunctionAddress("glTextureBufferEXT")) != 0) &
      (!supported_extensions.contains("GL_EXT_texture_buffer_object") || (glMultiTexBufferEXT = GLContext.getFunctionAddress("glMultiTexBufferEXT")) != 0) &
      (!supported_extensions.contains("GL_EXT_texture_integer") || (glTextureParameterIivEXT = GLContext.getFunctionAddress("glTextureParameterIivEXT")) != 0) &
      (!supported_extensions.contains("GL_EXT_texture_integer") || (glTextureParameterIuivEXT = GLContext.getFunctionAddress("glTextureParameterIuivEXT")) != 0) &
      (!supported_extensions.contains("GL_EXT_texture_integer") || (glGetTextureParameterIivEXT = GLContext.getFunctionAddress("glGetTextureParameterIivEXT")) != 0) &
      (!supported_extensions.contains("GL_EXT_texture_integer") || (glGetTextureParameterIuivEXT = GLContext.getFunctionAddress("glGetTextureParameterIuivEXT")) != 0) &
      (!supported_extensions.contains("GL_EXT_texture_integer") || (glMultiTexParameterIivEXT = GLContext.getFunctionAddress("glMultiTexParameterIivEXT")) != 0) &
      (!supported_extensions.contains("GL_EXT_texture_integer") || (glMultiTexParameterIuivEXT = GLContext.getFunctionAddress("glMultiTexParameterIuivEXT")) != 0) &
      (!supported_extensions.contains("GL_EXT_texture_integer") || (glGetMultiTexParameterIivEXT = GLContext.getFunctionAddress("glGetMultiTexParameterIivEXT")) != 0) &
      (!supported_extensions.contains("GL_EXT_texture_integer") || (glGetMultiTexParameterIuivEXT = GLContext.getFunctionAddress("glGetMultiTexParameterIuivEXT")) != 0) &
      (!supported_extensions.contains("GL_EXT_gpu_shader4") || (glProgramUniform1uiEXT = GLContext.getFunctionAddress("glProgramUniform1uiEXT")) != 0) &
      (!supported_extensions.contains("GL_EXT_gpu_shader4") || (glProgramUniform2uiEXT = GLContext.getFunctionAddress("glProgramUniform2uiEXT")) != 0) &
      (!supported_extensions.contains("GL_EXT_gpu_shader4") || (glProgramUniform3uiEXT = GLContext.getFunctionAddress("glProgramUniform3uiEXT")) != 0) &
      (!supported_extensions.contains("GL_EXT_gpu_shader4") || (glProgramUniform4uiEXT = GLContext.getFunctionAddress("glProgramUniform4uiEXT")) != 0) &
      (!supported_extensions.contains("GL_EXT_gpu_shader4") || (glProgramUniform1uivEXT = GLContext.getFunctionAddress("glProgramUniform1uivEXT")) != 0) &
      (!supported_extensions.contains("GL_EXT_gpu_shader4") || (glProgramUniform2uivEXT = GLContext.getFunctionAddress("glProgramUniform2uivEXT")) != 0) &
      (!supported_extensions.contains("GL_EXT_gpu_shader4") || (glProgramUniform3uivEXT = GLContext.getFunctionAddress("glProgramUniform3uivEXT")) != 0) &
      (!supported_extensions.contains("GL_EXT_gpu_shader4") || (glProgramUniform4uivEXT = GLContext.getFunctionAddress("glProgramUniform4uivEXT")) != 0) &
      (!supported_extensions.contains("GL_EXT_gpu_program_parameters") || (glNamedProgramLocalParameters4fvEXT = GLContext.getFunctionAddress("glNamedProgramLocalParameters4fvEXT")) != 0) &
      (!supported_extensions.contains("GL_NV_gpu_program4") || (glNamedProgramLocalParameterI4iEXT = GLContext.getFunctionAddress("glNamedProgramLocalParameterI4iEXT")) != 0) &
      (!supported_extensions.contains("GL_NV_gpu_program4") || (glNamedProgramLocalParameterI4ivEXT = GLContext.getFunctionAddress("glNamedProgramLocalParameterI4ivEXT")) != 0) &
      (!supported_extensions.contains("GL_NV_gpu_program4") || (glNamedProgramLocalParametersI4ivEXT = GLContext.getFunctionAddress("glNamedProgramLocalParametersI4ivEXT")) != 0) &
      (!supported_extensions.contains("GL_NV_gpu_program4") || (glNamedProgramLocalParameterI4uiEXT = GLContext.getFunctionAddress("glNamedProgramLocalParameterI4uiEXT")) != 0) &
      (!supported_extensions.contains("GL_NV_gpu_program4") || (glNamedProgramLocalParameterI4uivEXT = GLContext.getFunctionAddress("glNamedProgramLocalParameterI4uivEXT")) != 0) &
      (!supported_extensions.contains("GL_NV_gpu_program4") || (glNamedProgramLocalParametersI4uivEXT = GLContext.getFunctionAddress("glNamedProgramLocalParametersI4uivEXT")) != 0) &
      (!supported_extensions.contains("GL_NV_gpu_program4") || (glGetNamedProgramLocalParameterIivEXT = GLContext.getFunctionAddress("glGetNamedProgramLocalParameterIivEXT")) != 0) &
      (!supported_extensions.contains("GL_NV_gpu_program4") || (glGetNamedProgramLocalParameterIuivEXT = GLContext.getFunctionAddress("glGetNamedProgramLocalParameterIuivEXT")) != 0) &
      (!(false || supported_extensions.contains("OpenGL30") || supported_extensions.contains("GL_EXT_framebuffer_object")) || (glNamedRenderbufferStorageEXT = GLContext.getFunctionAddress("glNamedRenderbufferStorageEXT")) != 0) &
      (!(false || supported_extensions.contains("OpenGL30") || supported_extensions.contains("GL_EXT_framebuffer_object")) || (glGetNamedRenderbufferParameterivEXT = GLContext.getFunctionAddress("glGetNamedRenderbufferParameterivEXT")) != 0) &
      (!(false || supported_extensions.contains("OpenGL30") || supported_extensions.contains("GL_EXT_framebuffer_multisample")) || (glNamedRenderbufferStorageMultisampleEXT = GLContext.getFunctionAddress("glNamedRenderbufferStorageMultisampleEXT")) != 0) &
      (!supported_extensions.contains("GL_NV_framebuffer_multisample_coverage") || (glNamedRenderbufferStorageMultisampleCoverageEXT = GLContext.getFunctionAddress("glNamedRenderbufferStorageMultisampleCoverageEXT")) != 0) &
      (!(false || supported_extensions.contains("OpenGL30") || supported_extensions.contains("GL_EXT_framebuffer_object")) || (glCheckNamedFramebufferStatusEXT = GLContext.getFunctionAddress("glCheckNamedFramebufferStatusEXT")) != 0) &
      (!(false || supported_extensions.contains("OpenGL30") || supported_extensions.contains("GL_EXT_framebuffer_object")) || (glNamedFramebufferTexture1DEXT = GLContext.getFunctionAddress("glNamedFramebufferTexture1DEXT")) != 0) &
      (!(false || supported_extensions.contains("OpenGL30") || supported_extensions.contains("GL_EXT_framebuffer_object")) || (glNamedFramebufferTexture2DEXT = GLContext.getFunctionAddress("glNamedFramebufferTexture2DEXT")) != 0) &
      (!(false || supported_extensions.contains("OpenGL30") || supported_extensions.contains("GL_EXT_framebuffer_object")) || (glNamedFramebufferTexture3DEXT = GLContext.getFunctionAddress("glNamedFramebufferTexture3DEXT")) != 0) &
      (!(false || supported_extensions.contains("OpenGL30") || supported_extensions.contains("GL_EXT_framebuffer_object")) || (glNamedFramebufferRenderbufferEXT = GLContext.getFunctionAddress("glNamedFramebufferRenderbufferEXT")) != 0) &
      (!(false || supported_extensions.contains("OpenGL30") || supported_extensions.contains("GL_EXT_framebuffer_object")) || (glGetNamedFramebufferAttachmentParameterivEXT = GLContext.getFunctionAddress("glGetNamedFramebufferAttachmentParameterivEXT")) != 0) &
      (!(false || supported_extensions.contains("OpenGL30") || supported_extensions.contains("GL_EXT_framebuffer_object")) || (glGenerateTextureMipmapEXT = GLContext.getFunctionAddress("glGenerateTextureMipmapEXT")) != 0) &
      (!(false || supported_extensions.contains("OpenGL30") || supported_extensions.contains("GL_EXT_framebuffer_object")) || (glGenerateMultiTexMipmapEXT = GLContext.getFunctionAddress("glGenerateMultiTexMipmapEXT")) != 0) &
      (!(false || supported_extensions.contains("OpenGL30") || supported_extensions.contains("GL_EXT_framebuffer_object")) || (glFramebufferDrawBufferEXT = GLContext.getFunctionAddress("glFramebufferDrawBufferEXT")) != 0) &
      (!(false || supported_extensions.contains("OpenGL30") || supported_extensions.contains("GL_EXT_framebuffer_object")) || (glFramebufferDrawBuffersEXT = GLContext.getFunctionAddress("glFramebufferDrawBuffersEXT")) != 0) &
      (!(false || supported_extensions.contains("OpenGL30") || supported_extensions.contains("GL_EXT_framebuffer_object")) || (glFramebufferReadBufferEXT = GLContext.getFunctionAddress("glFramebufferReadBufferEXT")) != 0) &
      (!(false || supported_extensions.contains("OpenGL30") || supported_extensions.contains("GL_EXT_framebuffer_object")) || (glGetFramebufferParameterivEXT = GLContext.getFunctionAddress("glGetFramebufferParameterivEXT")) != 0) &
      (!(false || supported_extensions.contains("OpenGL31") || supported_extensions.contains("GL_ARB_copy_buffer")) || (glNamedCopyBufferSubDataEXT = GLContext.getFunctionAddress("glNamedCopyBufferSubDataEXT")) != 0) &
      (!(false || supported_extensions.contains("GL_EXT_geometry_shader4") || supported_extensions.contains("NV_geometry_program4")) || (glNamedFramebufferTextureEXT = GLContext.getFunctionAddress("glNamedFramebufferTextureEXT")) != 0) &
      (!(false || supported_extensions.contains("GL_EXT_geometry_shader4") || supported_extensions.contains("NV_geometry_program4")) || (glNamedFramebufferTextureLayerEXT = GLContext.getFunctionAddress("glNamedFramebufferTextureLayerEXT")) != 0) &
      (!(false || supported_extensions.contains("GL_EXT_geometry_shader4") || supported_extensions.contains("NV_geometry_program4")) || (glNamedFramebufferTextureFaceEXT = GLContext.getFunctionAddress("glNamedFramebufferTextureFaceEXT")) != 0) &
      (!supported_extensions.contains("GL_NV_explicit_multisample") || (glTextureRenderbufferEXT = GLContext.getFunctionAddress("glTextureRenderbufferEXT")) != 0) &
      (!supported_extensions.contains("GL_NV_explicit_multisample") || (glMultiTexRenderbufferEXT = GLContext.getFunctionAddress("glMultiTexRenderbufferEXT")) != 0) &
      (forwardCompatible || !supported_extensions.contains("OpenGL30") || (glVertexArrayVertexOffsetEXT = GLContext.getFunctionAddress("glVertexArrayVertexOffsetEXT")) != 0) &
      (forwardCompatible || !supported_extensions.contains("OpenGL30") || (glVertexArrayColorOffsetEXT = GLContext.getFunctionAddress("glVertexArrayColorOffsetEXT")) != 0) &
      (forwardCompatible || !supported_extensions.contains("OpenGL30") || (glVertexArrayEdgeFlagOffsetEXT = GLContext.getFunctionAddress("glVertexArrayEdgeFlagOffsetEXT")) != 0) &
      (!supported_extensions.contains("OpenGL30") || (glVertexArrayIndexOffsetEXT = GLContext.getFunctionAddress("glVertexArrayIndexOffsetEXT")) != 0) &
      (forwardCompatible || !supported_extensions.contains("OpenGL30") || (glVertexArrayNormalOffsetEXT = GLContext.getFunctionAddress("glVertexArrayNormalOffsetEXT")) != 0) &
      (forwardCompatible || !supported_extensions.contains("OpenGL30") || (glVertexArrayTexCoordOffsetEXT = GLContext.getFunctionAddress("glVertexArrayTexCoordOffsetEXT")) != 0) &
      (forwardCompatible || !supported_extensions.contains("OpenGL30") || (glVertexArrayMultiTexCoordOffsetEXT = GLContext.getFunctionAddress("glVertexArrayMultiTexCoordOffsetEXT")) != 0) &
      (forwardCompatible || !supported_extensions.contains("OpenGL30") || (glVertexArrayFogCoordOffsetEXT = GLContext.getFunctionAddress("glVertexArrayFogCoordOffsetEXT")) != 0) &
      (forwardCompatible || !supported_extensions.contains("OpenGL30") || (glVertexArraySecondaryColorOffsetEXT = GLContext.getFunctionAddress("glVertexArraySecondaryColorOffsetEXT")) != 0) &
      (!supported_extensions.contains("OpenGL30") || (glVertexArrayVertexAttribOffsetEXT = GLContext.getFunctionAddress("glVertexArrayVertexAttribOffsetEXT")) != 0) &
      (!supported_extensions.contains("OpenGL30") || (glVertexArrayVertexAttribIOffsetEXT = GLContext.getFunctionAddress("glVertexArrayVertexAttribIOffsetEXT")) != 0) &
      (!supported_extensions.contains("OpenGL30") || (glEnableVertexArrayEXT = GLContext.getFunctionAddress("glEnableVertexArrayEXT")) != 0) &
      (!supported_extensions.contains("OpenGL30") || (glDisableVertexArrayEXT = GLContext.getFunctionAddress("glDisableVertexArrayEXT")) != 0) &
      (!supported_extensions.contains("OpenGL30") || (glEnableVertexArrayAttribEXT = GLContext.getFunctionAddress("glEnableVertexArrayAttribEXT")) != 0) &
      (!supported_extensions.contains("OpenGL30") || (glDisableVertexArrayAttribEXT = GLContext.getFunctionAddress("glDisableVertexArrayAttribEXT")) != 0) &
      (!supported_extensions.contains("OpenGL30") || (glGetVertexArrayIntegervEXT = GLContext.getFunctionAddress("glGetVertexArrayIntegervEXT")) != 0) &
      (!supported_extensions.contains("OpenGL30") || (glGetVertexArrayPointervEXT = GLContext.getFunctionAddress("glGetVertexArrayPointervEXT")) != 0) &
      (!supported_extensions.contains("OpenGL30") || (glGetVertexArrayIntegeri_vEXT = GLContext.getFunctionAddress("glGetVertexArrayIntegeri_vEXT")) != 0) &
      (!supported_extensions.contains("OpenGL30") || (glGetVertexArrayPointeri_vEXT = GLContext.getFunctionAddress("glGetVertexArrayPointeri_vEXT")) != 0) &
      (!supported_extensions.contains("OpenGL30") || (glMapNamedBufferRangeEXT = GLContext.getFunctionAddress("glMapNamedBufferRangeEXT")) != 0) &
      (!supported_extensions.contains("OpenGL30") || (glFlushMappedNamedBufferRangeEXT = GLContext.getFunctionAddress("glFlushMappedNamedBufferRangeEXT")) != 0);
  }


  private boolean EXT_draw_buffers2_initNativeFunctionAddresses() {
    return 
      (glColorMaskIndexedEXT = GLContext.getFunctionAddress("glColorMaskIndexedEXT")) != 0 &
      (glGetBooleanIndexedvEXT = GLContext.getFunctionAddress("glGetBooleanIndexedvEXT")) != 0 &
      (glGetIntegerIndexedvEXT = GLContext.getFunctionAddress("glGetIntegerIndexedvEXT")) != 0 &
      (glEnableIndexedEXT = GLContext.getFunctionAddress("glEnableIndexedEXT")) != 0 &
      (glDisableIndexedEXT = GLContext.getFunctionAddress("glDisableIndexedEXT")) != 0 &
      (glIsEnabledIndexedEXT = GLContext.getFunctionAddress("glIsEnabledIndexedEXT")) != 0;
  }


  private boolean EXT_draw_instanced_initNativeFunctionAddresses() {
    return 
      (glDrawArraysInstancedEXT = GLContext.getFunctionAddress("glDrawArraysInstancedEXT")) != 0 &
      (glDrawElementsInstancedEXT = GLContext.getFunctionAddress("glDrawElementsInstancedEXT")) != 0;
  }


  private boolean EXT_draw_range_elements_initNativeFunctionAddresses() {
    return 
      (glDrawRangeElementsEXT = GLContext.getFunctionAddress("glDrawRangeElementsEXT")) != 0;
  }


  private boolean EXT_fog_coord_initNativeFunctionAddresses() {
    return 
      (glFogCoordfEXT = GLContext.getFunctionAddress("glFogCoordfEXT")) != 0 &
      (glFogCoorddEXT = GLContext.getFunctionAddress("glFogCoorddEXT")) != 0 &
      (glFogCoordPointerEXT = GLContext.getFunctionAddress("glFogCoordPointerEXT")) != 0;
  }


  private boolean EXT_framebuffer_blit_initNativeFunctionAddresses() {
    return 
      (glBlitFramebufferEXT = GLContext.getFunctionAddress("glBlitFramebufferEXT")) != 0;
  }


  private boolean EXT_framebuffer_multisample_initNativeFunctionAddresses() {
    return 
      (glRenderbufferStorageMultisampleEXT = GLContext.getFunctionAddress("glRenderbufferStorageMultisampleEXT")) != 0;
  }


  private boolean EXT_framebuffer_object_initNativeFunctionAddresses() {
    return 
      (glIsRenderbufferEXT = GLContext.getFunctionAddress("glIsRenderbufferEXT")) != 0 &
      (glBindRenderbufferEXT = GLContext.getFunctionAddress("glBindRenderbufferEXT")) != 0 &
      (glDeleteRenderbuffersEXT = GLContext.getFunctionAddress("glDeleteRenderbuffersEXT")) != 0 &
      (glGenRenderbuffersEXT = GLContext.getFunctionAddress("glGenRenderbuffersEXT")) != 0 &
      (glRenderbufferStorageEXT = GLContext.getFunctionAddress("glRenderbufferStorageEXT")) != 0 &
      (glGetRenderbufferParameterivEXT = GLContext.getFunctionAddress("glGetRenderbufferParameterivEXT")) != 0 &
      (glIsFramebufferEXT = GLContext.getFunctionAddress("glIsFramebufferEXT")) != 0 &
      (glBindFramebufferEXT = GLContext.getFunctionAddress("glBindFramebufferEXT")) != 0 &
      (glDeleteFramebuffersEXT = GLContext.getFunctionAddress("glDeleteFramebuffersEXT")) != 0 &
      (glGenFramebuffersEXT = GLContext.getFunctionAddress("glGenFramebuffersEXT")) != 0 &
      (glCheckFramebufferStatusEXT = GLContext.getFunctionAddress("glCheckFramebufferStatusEXT")) != 0 &
      (glFramebufferTexture1DEXT = GLContext.getFunctionAddress("glFramebufferTexture1DEXT")) != 0 &
      (glFramebufferTexture2DEXT = GLContext.getFunctionAddress("glFramebufferTexture2DEXT")) != 0 &
      (glFramebufferTexture3DEXT = GLContext.getFunctionAddress("glFramebufferTexture3DEXT")) != 0 &
      (glFramebufferRenderbufferEXT = GLContext.getFunctionAddress("glFramebufferRenderbufferEXT")) != 0 &
      (glGetFramebufferAttachmentParameterivEXT = GLContext.getFunctionAddress("glGetFramebufferAttachmentParameterivEXT")) != 0 &
      (glGenerateMipmapEXT = GLContext.getFunctionAddress("glGenerateMipmapEXT")) != 0;
  }


  private boolean EXT_geometry_shader4_initNativeFunctionAddresses() {
    return 
      (glProgramParameteriEXT = GLContext.getFunctionAddress("glProgramParameteriEXT")) != 0 &
      (glFramebufferTextureEXT = GLContext.getFunctionAddress("glFramebufferTextureEXT")) != 0 &
      (glFramebufferTextureLayerEXT = GLContext.getFunctionAddress("glFramebufferTextureLayerEXT")) != 0 &
      (glFramebufferTextureFaceEXT = GLContext.getFunctionAddress("glFramebufferTextureFaceEXT")) != 0;
  }


  private boolean EXT_gpu_program_parameters_initNativeFunctionAddresses() {
    return 
      (glProgramEnvParameters4fvEXT = GLContext.getFunctionAddress("glProgramEnvParameters4fvEXT")) != 0 &
      (glProgramLocalParameters4fvEXT = GLContext.getFunctionAddress("glProgramLocalParameters4fvEXT")) != 0;
  }


  private boolean EXT_gpu_shader4_initNativeFunctionAddresses() {
    return 
      (glVertexAttribI1iEXT = GLContext.getFunctionAddress("glVertexAttribI1iEXT")) != 0 &
      (glVertexAttribI2iEXT = GLContext.getFunctionAddress("glVertexAttribI2iEXT")) != 0 &
      (glVertexAttribI3iEXT = GLContext.getFunctionAddress("glVertexAttribI3iEXT")) != 0 &
      (glVertexAttribI4iEXT = GLContext.getFunctionAddress("glVertexAttribI4iEXT")) != 0 &
      (glVertexAttribI1uiEXT = GLContext.getFunctionAddress("glVertexAttribI1uiEXT")) != 0 &
      (glVertexAttribI2uiEXT = GLContext.getFunctionAddress("glVertexAttribI2uiEXT")) != 0 &
      (glVertexAttribI3uiEXT = GLContext.getFunctionAddress("glVertexAttribI3uiEXT")) != 0 &
      (glVertexAttribI4uiEXT = GLContext.getFunctionAddress("glVertexAttribI4uiEXT")) != 0 &
      (glVertexAttribI1ivEXT = GLContext.getFunctionAddress("glVertexAttribI1ivEXT")) != 0 &
      (glVertexAttribI2ivEXT = GLContext.getFunctionAddress("glVertexAttribI2ivEXT")) != 0 &
      (glVertexAttribI3ivEXT = GLContext.getFunctionAddress("glVertexAttribI3ivEXT")) != 0 &
      (glVertexAttribI4ivEXT = GLContext.getFunctionAddress("glVertexAttribI4ivEXT")) != 0 &
      (glVertexAttribI1uivEXT = GLContext.getFunctionAddress("glVertexAttribI1uivEXT")) != 0 &
      (glVertexAttribI2uivEXT = GLContext.getFunctionAddress("glVertexAttribI2uivEXT")) != 0 &
      (glVertexAttribI3uivEXT = GLContext.getFunctionAddress("glVertexAttribI3uivEXT")) != 0 &
      (glVertexAttribI4uivEXT = GLContext.getFunctionAddress("glVertexAttribI4uivEXT")) != 0 &
      (glVertexAttribI4bvEXT = GLContext.getFunctionAddress("glVertexAttribI4bvEXT")) != 0 &
      (glVertexAttribI4svEXT = GLContext.getFunctionAddress("glVertexAttribI4svEXT")) != 0 &
      (glVertexAttribI4ubvEXT = GLContext.getFunctionAddress("glVertexAttribI4ubvEXT")) != 0 &
      (glVertexAttribI4usvEXT = GLContext.getFunctionAddress("glVertexAttribI4usvEXT")) != 0 &
      (glVertexAttribIPointerEXT = GLContext.getFunctionAddress("glVertexAttribIPointerEXT")) != 0 &
      (glGetVertexAttribIivEXT = GLContext.getFunctionAddress("glGetVertexAttribIivEXT")) != 0 &
      (glGetVertexAttribIuivEXT = GLContext.getFunctionAddress("glGetVertexAttribIuivEXT")) != 0 &
      (glUniform1uiEXT = GLContext.getFunctionAddress("glUniform1uiEXT")) != 0 &
      (glUniform2uiEXT = GLContext.getFunctionAddress("glUniform2uiEXT")) != 0 &
      (glUniform3uiEXT = GLContext.getFunctionAddress("glUniform3uiEXT")) != 0 &
      (glUniform4uiEXT = GLContext.getFunctionAddress("glUniform4uiEXT")) != 0 &
      (glUniform1uivEXT = GLContext.getFunctionAddress("glUniform1uivEXT")) != 0 &
      (glUniform2uivEXT = GLContext.getFunctionAddress("glUniform2uivEXT")) != 0 &
      (glUniform3uivEXT = GLContext.getFunctionAddress("glUniform3uivEXT")) != 0 &
      (glUniform4uivEXT = GLContext.getFunctionAddress("glUniform4uivEXT")) != 0 &
      (glGetUniformuivEXT = GLContext.getFunctionAddress("glGetUniformuivEXT")) != 0 &
      (glBindFragDataLocationEXT = GLContext.getFunctionAddress("glBindFragDataLocationEXT")) != 0 &
      (glGetFragDataLocationEXT = GLContext.getFunctionAddress("glGetFragDataLocationEXT")) != 0;
  }


  private boolean EXT_multi_draw_arrays_initNativeFunctionAddresses() {
    return 
      (glMultiDrawArraysEXT = GLContext.getFunctionAddress("glMultiDrawArraysEXT")) != 0;
  }


  private boolean EXT_paletted_texture_initNativeFunctionAddresses() {
    return 
      (glColorTableEXT = GLContext.getFunctionAddress("glColorTableEXT")) != 0 &
      (glColorSubTableEXT = GLContext.getFunctionAddress("glColorSubTableEXT")) != 0 &
      (glGetColorTableEXT = GLContext.getFunctionAddress("glGetColorTableEXT")) != 0 &
      (glGetColorTableParameterivEXT = GLContext.getFunctionAddress("glGetColorTableParameterivEXT")) != 0 &
      (glGetColorTableParameterfvEXT = GLContext.getFunctionAddress("glGetColorTableParameterfvEXT")) != 0;
  }


  private boolean EXT_point_parameters_initNativeFunctionAddresses() {
    return 
      (glPointParameterfEXT = GLContext.getFunctionAddress("glPointParameterfEXT")) != 0 &
      (glPointParameterfvEXT = GLContext.getFunctionAddress("glPointParameterfvEXT")) != 0;
  }


  private boolean EXT_provoking_vertex_initNativeFunctionAddresses() {
    return 
      (glProvokingVertexEXT = GLContext.getFunctionAddress("glProvokingVertexEXT")) != 0;
  }


  private boolean EXT_secondary_color_initNativeFunctionAddresses() {
    return 
      (glSecondaryColor3bEXT = GLContext.getFunctionAddress("glSecondaryColor3bEXT")) != 0 &
      (glSecondaryColor3fEXT = GLContext.getFunctionAddress("glSecondaryColor3fEXT")) != 0 &
      (glSecondaryColor3dEXT = GLContext.getFunctionAddress("glSecondaryColor3dEXT")) != 0 &
      (glSecondaryColor3ubEXT = GLContext.getFunctionAddress("glSecondaryColor3ubEXT")) != 0 &
      (glSecondaryColorPointerEXT = GLContext.getFunctionAddress("glSecondaryColorPointerEXT")) != 0;
  }


  private boolean EXT_separate_shader_objects_initNativeFunctionAddresses() {
    return 
      (glUseShaderProgramEXT = GLContext.getFunctionAddress("glUseShaderProgramEXT")) != 0 &
      (glActiveProgramEXT = GLContext.getFunctionAddress("glActiveProgramEXT")) != 0 &
      (glCreateShaderProgramEXT = GLContext.getFunctionAddress("glCreateShaderProgramEXT")) != 0;
  }


  private boolean EXT_shader_image_load_store_initNativeFunctionAddresses() {
    return 
      (glBindImageTextureEXT = GLContext.getFunctionAddress("glBindImageTextureEXT")) != 0 &
      (glMemoryBarrierEXT = GLContext.getFunctionAddress("glMemoryBarrierEXT")) != 0;
  }


  private boolean EXT_stencil_clear_tag_initNativeFunctionAddresses() {
    return 
      (glStencilClearTagEXT = GLContext.getFunctionAddress("glStencilClearTagEXT")) != 0;
  }


  private boolean EXT_stencil_two_side_initNativeFunctionAddresses() {
    return 
      (glActiveStencilFaceEXT = GLContext.getFunctionAddress("glActiveStencilFaceEXT")) != 0;
  }


  private boolean EXT_texture_array_initNativeFunctionAddresses() {
    return 
      (glFramebufferTextureLayerEXT = GLContext.getFunctionAddress("glFramebufferTextureLayerEXT")) != 0;
  }


  private boolean EXT_texture_buffer_object_initNativeFunctionAddresses() {
    return 
      (glTexBufferEXT = GLContext.getFunctionAddress("glTexBufferEXT")) != 0;
  }


  private boolean EXT_texture_integer_initNativeFunctionAddresses() {
    return 
      (glClearColorIiEXT = GLContext.getFunctionAddress("glClearColorIiEXT")) != 0 &
      (glClearColorIuiEXT = GLContext.getFunctionAddress("glClearColorIuiEXT")) != 0 &
      (glTexParameterIivEXT = GLContext.getFunctionAddress("glTexParameterIivEXT")) != 0 &
      (glTexParameterIuivEXT = GLContext.getFunctionAddress("glTexParameterIuivEXT")) != 0 &
      (glGetTexParameterIivEXT = GLContext.getFunctionAddress("glGetTexParameterIivEXT")) != 0 &
      (glGetTexParameterIuivEXT = GLContext.getFunctionAddress("glGetTexParameterIuivEXT")) != 0;
  }


  private boolean EXT_timer_query_initNativeFunctionAddresses() {
    return 
      (glGetQueryObjecti64vEXT = GLContext.getFunctionAddress("glGetQueryObjecti64vEXT")) != 0 &
      (glGetQueryObjectui64vEXT = GLContext.getFunctionAddress("glGetQueryObjectui64vEXT")) != 0;
  }


  private boolean EXT_transform_feedback_initNativeFunctionAddresses() {
    return 
      (glBindBufferRangeEXT = GLContext.getFunctionAddress("glBindBufferRangeEXT")) != 0 &
      (glBindBufferOffsetEXT = GLContext.getFunctionAddress("glBindBufferOffsetEXT")) != 0 &
      (glBindBufferBaseEXT = GLContext.getFunctionAddress("glBindBufferBaseEXT")) != 0 &
      (glBeginTransformFeedbackEXT = GLContext.getFunctionAddress("glBeginTransformFeedbackEXT")) != 0 &
      (glEndTransformFeedbackEXT = GLContext.getFunctionAddress("glEndTransformFeedbackEXT")) != 0 &
      (glTransformFeedbackVaryingsEXT = GLContext.getFunctionAddress("glTransformFeedbackVaryingsEXT")) != 0 &
      (glGetTransformFeedbackVaryingEXT = GLContext.getFunctionAddress("glGetTransformFeedbackVaryingEXT")) != 0;
  }


  private boolean EXT_vertex_attrib_64bit_initNativeFunctionAddresses(Set<String> supported_extensions) {
    return 
      (glVertexAttribL1dEXT = GLContext.getFunctionAddress("glVertexAttribL1dEXT")) != 0 &
      (glVertexAttribL2dEXT = GLContext.getFunctionAddress("glVertexAttribL2dEXT")) != 0 &
      (glVertexAttribL3dEXT = GLContext.getFunctionAddress("glVertexAttribL3dEXT")) != 0 &
      (glVertexAttribL4dEXT = GLContext.getFunctionAddress("glVertexAttribL4dEXT")) != 0 &
      (glVertexAttribL1dvEXT = GLContext.getFunctionAddress("glVertexAttribL1dvEXT")) != 0 &
      (glVertexAttribL2dvEXT = GLContext.getFunctionAddress("glVertexAttribL2dvEXT")) != 0 &
      (glVertexAttribL3dvEXT = GLContext.getFunctionAddress("glVertexAttribL3dvEXT")) != 0 &
      (glVertexAttribL4dvEXT = GLContext.getFunctionAddress("glVertexAttribL4dvEXT")) != 0 &
      (glVertexAttribLPointerEXT = GLContext.getFunctionAddress("glVertexAttribLPointerEXT")) != 0 &
      (glGetVertexAttribLdvEXT = GLContext.getFunctionAddress("glGetVertexAttribLdvEXT")) != 0 &
      (!supported_extensions.contains("EXT_direct_state_access") || (glVertexArrayVertexAttribLOffsetEXT = GLContext.getFunctionAddress("glVertexArrayVertexAttribLOffsetEXT")) != 0);
  }


  private boolean EXT_vertex_shader_initNativeFunctionAddresses() {
    return 
      (glBeginVertexShaderEXT = GLContext.getFunctionAddress("glBeginVertexShaderEXT")) != 0 &
      (glEndVertexShaderEXT = GLContext.getFunctionAddress("glEndVertexShaderEXT")) != 0 &
      (glBindVertexShaderEXT = GLContext.getFunctionAddress("glBindVertexShaderEXT")) != 0 &
      (glGenVertexShadersEXT = GLContext.getFunctionAddress("glGenVertexShadersEXT")) != 0 &
      (glDeleteVertexShaderEXT = GLContext.getFunctionAddress("glDeleteVertexShaderEXT")) != 0 &
      (glShaderOp1EXT = GLContext.getFunctionAddress("glShaderOp1EXT")) != 0 &
      (glShaderOp2EXT = GLContext.getFunctionAddress("glShaderOp2EXT")) != 0 &
      (glShaderOp3EXT = GLContext.getFunctionAddress("glShaderOp3EXT")) != 0 &
      (glSwizzleEXT = GLContext.getFunctionAddress("glSwizzleEXT")) != 0 &
      (glWriteMaskEXT = GLContext.getFunctionAddress("glWriteMaskEXT")) != 0 &
      (glInsertComponentEXT = GLContext.getFunctionAddress("glInsertComponentEXT")) != 0 &
      (glExtractComponentEXT = GLContext.getFunctionAddress("glExtractComponentEXT")) != 0 &
      (glGenSymbolsEXT = GLContext.getFunctionAddress("glGenSymbolsEXT")) != 0 &
      (glSetInvariantEXT = GLContext.getFunctionAddress("glSetInvariantEXT")) != 0 &
      (glSetLocalConstantEXT = GLContext.getFunctionAddress("glSetLocalConstantEXT")) != 0 &
      (glVariantbvEXT = GLContext.getFunctionAddress("glVariantbvEXT")) != 0 &
      (glVariantsvEXT = GLContext.getFunctionAddress("glVariantsvEXT")) != 0 &
      (glVariantivEXT = GLContext.getFunctionAddress("glVariantivEXT")) != 0 &
      (glVariantfvEXT = GLContext.getFunctionAddress("glVariantfvEXT")) != 0 &
      (glVariantdvEXT = GLContext.getFunctionAddress("glVariantdvEXT")) != 0 &
      (glVariantubvEXT = GLContext.getFunctionAddress("glVariantubvEXT")) != 0 &
      (glVariantusvEXT = GLContext.getFunctionAddress("glVariantusvEXT")) != 0 &
      (glVariantuivEXT = GLContext.getFunctionAddress("glVariantuivEXT")) != 0 &
      (glVariantPointerEXT = GLContext.getFunctionAddress("glVariantPointerEXT")) != 0 &
      (glEnableVariantClientStateEXT = GLContext.getFunctionAddress("glEnableVariantClientStateEXT")) != 0 &
      (glDisableVariantClientStateEXT = GLContext.getFunctionAddress("glDisableVariantClientStateEXT")) != 0 &
      (glBindLightParameterEXT = GLContext.getFunctionAddress("glBindLightParameterEXT")) != 0 &
      (glBindMaterialParameterEXT = GLContext.getFunctionAddress("glBindMaterialParameterEXT")) != 0 &
      (glBindTexGenParameterEXT = GLContext.getFunctionAddress("glBindTexGenParameterEXT")) != 0 &
      (glBindTextureUnitParameterEXT = GLContext.getFunctionAddress("glBindTextureUnitParameterEXT")) != 0 &
      (glBindParameterEXT = GLContext.getFunctionAddress("glBindParameterEXT")) != 0 &
      (glIsVariantEnabledEXT = GLContext.getFunctionAddress("glIsVariantEnabledEXT")) != 0 &
      (glGetVariantBooleanvEXT = GLContext.getFunctionAddress("glGetVariantBooleanvEXT")) != 0 &
      (glGetVariantIntegervEXT = GLContext.getFunctionAddress("glGetVariantIntegervEXT")) != 0 &
      (glGetVariantFloatvEXT = GLContext.getFunctionAddress("glGetVariantFloatvEXT")) != 0 &
      (glGetVariantPointervEXT = GLContext.getFunctionAddress("glGetVariantPointervEXT")) != 0 &
      (glGetInvariantBooleanvEXT = GLContext.getFunctionAddress("glGetInvariantBooleanvEXT")) != 0 &
      (glGetInvariantIntegervEXT = GLContext.getFunctionAddress("glGetInvariantIntegervEXT")) != 0 &
      (glGetInvariantFloatvEXT = GLContext.getFunctionAddress("glGetInvariantFloatvEXT")) != 0 &
      (glGetLocalConstantBooleanvEXT = GLContext.getFunctionAddress("glGetLocalConstantBooleanvEXT")) != 0 &
      (glGetLocalConstantIntegervEXT = GLContext.getFunctionAddress("glGetLocalConstantIntegervEXT")) != 0 &
      (glGetLocalConstantFloatvEXT = GLContext.getFunctionAddress("glGetLocalConstantFloatvEXT")) != 0;
  }


  private boolean EXT_vertex_weighting_initNativeFunctionAddresses() {
    return 
      (glVertexWeightfEXT = GLContext.getFunctionAddress("glVertexWeightfEXT")) != 0 &
      (glVertexWeightPointerEXT = GLContext.getFunctionAddress("glVertexWeightPointerEXT")) != 0;
  }


  private boolean GL11_initNativeFunctionAddresses(boolean forwardCompatible) {
    return 
      (forwardCompatible || (glAccum = GLContext.getFunctionAddress("glAccum")) != 0) &
      (forwardCompatible || (glAlphaFunc = GLContext.getFunctionAddress("glAlphaFunc")) != 0) &
      (glClearColor = GLContext.getFunctionAddress("glClearColor")) != 0 &
      (forwardCompatible || (glClearAccum = GLContext.getFunctionAddress("glClearAccum")) != 0) &
      (glClear = GLContext.getFunctionAddress("glClear")) != 0 &
      (forwardCompatible || (glCallLists = GLContext.getFunctionAddress("glCallLists")) != 0) &
      (forwardCompatible || (glCallList = GLContext.getFunctionAddress("glCallList")) != 0) &
      (glBlendFunc = GLContext.getFunctionAddress("glBlendFunc")) != 0 &
      (forwardCompatible || (glBitmap = GLContext.getFunctionAddress("glBitmap")) != 0) &
      (glBindTexture = GLContext.getFunctionAddress("glBindTexture")) != 0 &
      (forwardCompatible || (glPrioritizeTextures = GLContext.getFunctionAddress("glPrioritizeTextures")) != 0) &
      (forwardCompatible || (glAreTexturesResident = GLContext.getFunctionAddress("glAreTexturesResident")) != 0) &
      (forwardCompatible || (glBegin = GLContext.getFunctionAddress("glBegin")) != 0) &
      (forwardCompatible || (glEnd = GLContext.getFunctionAddress("glEnd")) != 0) &
      (glArrayElement = GLContext.getFunctionAddress("glArrayElement")) != 0 &
      (glClearDepth = GLContext.getFunctionAddress("glClearDepth")) != 0 &
      (forwardCompatible || (glDeleteLists = GLContext.getFunctionAddress("glDeleteLists")) != 0) &
      (glDeleteTextures = GLContext.getFunctionAddress("glDeleteTextures")) != 0 &
      (glCullFace = GLContext.getFunctionAddress("glCullFace")) != 0 &
      (glCopyTexSubImage2D = GLContext.getFunctionAddress("glCopyTexSubImage2D")) != 0 &
      (glCopyTexSubImage1D = GLContext.getFunctionAddress("glCopyTexSubImage1D")) != 0 &
      (glCopyTexImage2D = GLContext.getFunctionAddress("glCopyTexImage2D")) != 0 &
      (glCopyTexImage1D = GLContext.getFunctionAddress("glCopyTexImage1D")) != 0 &
      (glCopyPixels = GLContext.getFunctionAddress("glCopyPixels")) != 0 &
      (forwardCompatible || (glColorPointer = GLContext.getFunctionAddress("glColorPointer")) != 0) &
      (forwardCompatible || (glColorMaterial = GLContext.getFunctionAddress("glColorMaterial")) != 0) &
      (glColorMask = GLContext.getFunctionAddress("glColorMask")) != 0 &
      (forwardCompatible || (glColor3b = GLContext.getFunctionAddress("glColor3b")) != 0) &
      (forwardCompatible || (glColor3f = GLContext.getFunctionAddress("glColor3f")) != 0) &
      (forwardCompatible || (glColor3d = GLContext.getFunctionAddress("glColor3d")) != 0) &
      (forwardCompatible || (glColor3ub = GLContext.getFunctionAddress("glColor3ub")) != 0) &
      (forwardCompatible || (glColor4b = GLContext.getFunctionAddress("glColor4b")) != 0) &
      (forwardCompatible || (glColor4f = GLContext.getFunctionAddress("glColor4f")) != 0) &
      (forwardCompatible || (glColor4d = GLContext.getFunctionAddress("glColor4d")) != 0) &
      (forwardCompatible || (glColor4ub = GLContext.getFunctionAddress("glColor4ub")) != 0) &
      (glClipPlane = GLContext.getFunctionAddress("glClipPlane")) != 0 &
      (glClearStencil = GLContext.getFunctionAddress("glClearStencil")) != 0 &
      (forwardCompatible || (glEvalPoint1 = GLContext.getFunctionAddress("glEvalPoint1")) != 0) &
      (forwardCompatible || (glEvalPoint2 = GLContext.getFunctionAddress("glEvalPoint2")) != 0) &
      (forwardCompatible || (glEvalMesh1 = GLContext.getFunctionAddress("glEvalMesh1")) != 0) &
      (forwardCompatible || (glEvalMesh2 = GLContext.getFunctionAddress("glEvalMesh2")) != 0) &
      (forwardCompatible || (glEvalCoord1f = GLContext.getFunctionAddress("glEvalCoord1f")) != 0) &
      (forwardCompatible || (glEvalCoord1d = GLContext.getFunctionAddress("glEvalCoord1d")) != 0) &
      (forwardCompatible || (glEvalCoord2f = GLContext.getFunctionAddress("glEvalCoord2f")) != 0) &
      (forwardCompatible || (glEvalCoord2d = GLContext.getFunctionAddress("glEvalCoord2d")) != 0) &
      (forwardCompatible || (glEnableClientState = GLContext.getFunctionAddress("glEnableClientState")) != 0) &
      (forwardCompatible || (glDisableClientState = GLContext.getFunctionAddress("glDisableClientState")) != 0) &
      (glEnable = GLContext.getFunctionAddress("glEnable")) != 0 &
      (glDisable = GLContext.getFunctionAddress("glDisable")) != 0 &
      (forwardCompatible || (glEdgeFlagPointer = GLContext.getFunctionAddress("glEdgeFlagPointer")) != 0) &
      (forwardCompatible || (glEdgeFlag = GLContext.getFunctionAddress("glEdgeFlag")) != 0) &
      (forwardCompatible || (glDrawPixels = GLContext.getFunctionAddress("glDrawPixels")) != 0) &
      (glDrawElements = GLContext.getFunctionAddress("glDrawElements")) != 0 &
      (glDrawBuffer = GLContext.getFunctionAddress("glDrawBuffer")) != 0 &
      (glDrawArrays = GLContext.getFunctionAddress("glDrawArrays")) != 0 &
      (glDepthRange = GLContext.getFunctionAddress("glDepthRange")) != 0 &
      (glDepthMask = GLContext.getFunctionAddress("glDepthMask")) != 0 &
      (glDepthFunc = GLContext.getFunctionAddress("glDepthFunc")) != 0 &
      (forwardCompatible || (glFeedbackBuffer = GLContext.getFunctionAddress("glFeedbackBuffer")) != 0) &
      (forwardCompatible || (glGetPixelMapfv = GLContext.getFunctionAddress("glGetPixelMapfv")) != 0) &
      (forwardCompatible || (glGetPixelMapuiv = GLContext.getFunctionAddress("glGetPixelMapuiv")) != 0) &
      (forwardCompatible || (glGetPixelMapusv = GLContext.getFunctionAddress("glGetPixelMapusv")) != 0) &
      (forwardCompatible || (glGetMaterialfv = GLContext.getFunctionAddress("glGetMaterialfv")) != 0) &
      (forwardCompatible || (glGetMaterialiv = GLContext.getFunctionAddress("glGetMaterialiv")) != 0) &
      (forwardCompatible || (glGetMapfv = GLContext.getFunctionAddress("glGetMapfv")) != 0) &
      (forwardCompatible || (glGetMapdv = GLContext.getFunctionAddress("glGetMapdv")) != 0) &
      (forwardCompatible || (glGetMapiv = GLContext.getFunctionAddress("glGetMapiv")) != 0) &
      (forwardCompatible || (glGetLightfv = GLContext.getFunctionAddress("glGetLightfv")) != 0) &
      (forwardCompatible || (glGetLightiv = GLContext.getFunctionAddress("glGetLightiv")) != 0) &
      (glGetError = GLContext.getFunctionAddress("glGetError")) != 0 &
      (glGetClipPlane = GLContext.getFunctionAddress("glGetClipPlane")) != 0 &
      (glGetBooleanv = GLContext.getFunctionAddress("glGetBooleanv")) != 0 &
      (glGetDoublev = GLContext.getFunctionAddress("glGetDoublev")) != 0 &
      (glGetFloatv = GLContext.getFunctionAddress("glGetFloatv")) != 0 &
      (glGetIntegerv = GLContext.getFunctionAddress("glGetIntegerv")) != 0 &
      (glGenTextures = GLContext.getFunctionAddress("glGenTextures")) != 0 &
      (forwardCompatible || (glGenLists = GLContext.getFunctionAddress("glGenLists")) != 0) &
      (forwardCompatible || (glFrustum = GLContext.getFunctionAddress("glFrustum")) != 0) &
      (glFrontFace = GLContext.getFunctionAddress("glFrontFace")) != 0 &
      (forwardCompatible || (glFogf = GLContext.getFunctionAddress("glFogf")) != 0) &
      (forwardCompatible || (glFogi = GLContext.getFunctionAddress("glFogi")) != 0) &
      (forwardCompatible || (glFogfv = GLContext.getFunctionAddress("glFogfv")) != 0) &
      (forwardCompatible || (glFogiv = GLContext.getFunctionAddress("glFogiv")) != 0) &
      (glFlush = GLContext.getFunctionAddress("glFlush")) != 0 &
      (glFinish = GLContext.getFunctionAddress("glFinish")) != 0 &
      (glGetPointerv = GLContext.getFunctionAddress("glGetPointerv")) != 0 &
      (glIsEnabled = GLContext.getFunctionAddress("glIsEnabled")) != 0 &
      (glInterleavedArrays = GLContext.getFunctionAddress("glInterleavedArrays")) != 0 &
      (forwardCompatible || (glInitNames = GLContext.getFunctionAddress("glInitNames")) != 0) &
      (glHint = GLContext.getFunctionAddress("glHint")) != 0 &
      (glGetTexParameterfv = GLContext.getFunctionAddress("glGetTexParameterfv")) != 0 &
      (glGetTexParameteriv = GLContext.getFunctionAddress("glGetTexParameteriv")) != 0 &
      (glGetTexLevelParameterfv = GLContext.getFunctionAddress("glGetTexLevelParameterfv")) != 0 &
      (glGetTexLevelParameteriv = GLContext.getFunctionAddress("glGetTexLevelParameteriv")) != 0 &
      (glGetTexImage = GLContext.getFunctionAddress("glGetTexImage")) != 0 &
      (forwardCompatible || (glGetTexGeniv = GLContext.getFunctionAddress("glGetTexGeniv")) != 0) &
      (forwardCompatible || (glGetTexGenfv = GLContext.getFunctionAddress("glGetTexGenfv")) != 0) &
      (forwardCompatible || (glGetTexGendv = GLContext.getFunctionAddress("glGetTexGendv")) != 0) &
      (glGetTexEnviv = GLContext.getFunctionAddress("glGetTexEnviv")) != 0 &
      (glGetTexEnvfv = GLContext.getFunctionAddress("glGetTexEnvfv")) != 0 &
      (glGetString = GLContext.getFunctionAddress("glGetString")) != 0 &
      (forwardCompatible || (glGetPolygonStipple = GLContext.getFunctionAddress("glGetPolygonStipple")) != 0) &
      (forwardCompatible || (glIsList = GLContext.getFunctionAddress("glIsList")) != 0) &
      (forwardCompatible || (glMaterialf = GLContext.getFunctionAddress("glMaterialf")) != 0) &
      (forwardCompatible || (glMateriali = GLContext.getFunctionAddress("glMateriali")) != 0) &
      (forwardCompatible || (glMaterialfv = GLContext.getFunctionAddress("glMaterialfv")) != 0) &
      (forwardCompatible || (glMaterialiv = GLContext.getFunctionAddress("glMaterialiv")) != 0) &
      (forwardCompatible || (glMapGrid1f = GLContext.getFunctionAddress("glMapGrid1f")) != 0) &
      (forwardCompatible || (glMapGrid1d = GLContext.getFunctionAddress("glMapGrid1d")) != 0) &
      (forwardCompatible || (glMapGrid2f = GLContext.getFunctionAddress("glMapGrid2f")) != 0) &
      (forwardCompatible || (glMapGrid2d = GLContext.getFunctionAddress("glMapGrid2d")) != 0) &
      (forwardCompatible || (glMap2f = GLContext.getFunctionAddress("glMap2f")) != 0) &
      (forwardCompatible || (glMap2d = GLContext.getFunctionAddress("glMap2d")) != 0) &
      (forwardCompatible || (glMap1f = GLContext.getFunctionAddress("glMap1f")) != 0) &
      (forwardCompatible || (glMap1d = GLContext.getFunctionAddress("glMap1d")) != 0) &
      (glLogicOp = GLContext.getFunctionAddress("glLogicOp")) != 0 &
      (forwardCompatible || (glLoadName = GLContext.getFunctionAddress("glLoadName")) != 0) &
      (forwardCompatible || (glLoadMatrixf = GLContext.getFunctionAddress("glLoadMatrixf")) != 0) &
      (forwardCompatible || (glLoadMatrixd = GLContext.getFunctionAddress("glLoadMatrixd")) != 0) &
      (forwardCompatible || (glLoadIdentity = GLContext.getFunctionAddress("glLoadIdentity")) != 0) &
      (forwardCompatible || (glListBase = GLContext.getFunctionAddress("glListBase")) != 0) &
      (glLineWidth = GLContext.getFunctionAddress("glLineWidth")) != 0 &
      (forwardCompatible || (glLineStipple = GLContext.getFunctionAddress("glLineStipple")) != 0) &
      (forwardCompatible || (glLightModelf = GLContext.getFunctionAddress("glLightModelf")) != 0) &
      (forwardCompatible || (glLightModeli = GLContext.getFunctionAddress("glLightModeli")) != 0) &
      (forwardCompatible || (glLightModelfv = GLContext.getFunctionAddress("glLightModelfv")) != 0) &
      (forwardCompatible || (glLightModeliv = GLContext.getFunctionAddress("glLightModeliv")) != 0) &
      (forwardCompatible || (glLightf = GLContext.getFunctionAddress("glLightf")) != 0) &
      (forwardCompatible || (glLighti = GLContext.getFunctionAddress("glLighti")) != 0) &
      (forwardCompatible || (glLightfv = GLContext.getFunctionAddress("glLightfv")) != 0) &
      (forwardCompatible || (glLightiv = GLContext.getFunctionAddress("glLightiv")) != 0) &
      (glIsTexture = GLContext.getFunctionAddress("glIsTexture")) != 0 &
      (forwardCompatible || (glMatrixMode = GLContext.getFunctionAddress("glMatrixMode")) != 0) &
      (forwardCompatible || (glPolygonStipple = GLContext.getFunctionAddress("glPolygonStipple")) != 0) &
      (glPolygonOffset = GLContext.getFunctionAddress("glPolygonOffset")) != 0 &
      (glPolygonMode = GLContext.getFunctionAddress("glPolygonMode")) != 0 &
      (glPointSize = GLContext.getFunctionAddress("glPointSize")) != 0 &
      (forwardCompatible || (glPixelZoom = GLContext.getFunctionAddress("glPixelZoom")) != 0) &
      (forwardCompatible || (glPixelTransferf = GLContext.getFunctionAddress("glPixelTransferf")) != 0) &
      (forwardCompatible || (glPixelTransferi = GLContext.getFunctionAddress("glPixelTransferi")) != 0) &
      (glPixelStoref = GLContext.getFunctionAddress("glPixelStoref")) != 0 &
      (glPixelStorei = GLContext.getFunctionAddress("glPixelStorei")) != 0 &
      (forwardCompatible || (glPixelMapfv = GLContext.getFunctionAddress("glPixelMapfv")) != 0) &
      (forwardCompatible || (glPixelMapuiv = GLContext.getFunctionAddress("glPixelMapuiv")) != 0) &
      (forwardCompatible || (glPixelMapusv = GLContext.getFunctionAddress("glPixelMapusv")) != 0) &
      (forwardCompatible || (glPassThrough = GLContext.getFunctionAddress("glPassThrough")) != 0) &
      (forwardCompatible || (glOrtho = GLContext.getFunctionAddress("glOrtho")) != 0) &
      (forwardCompatible || (glNormalPointer = GLContext.getFunctionAddress("glNormalPointer")) != 0) &
      (forwardCompatible || (glNormal3b = GLContext.getFunctionAddress("glNormal3b")) != 0) &
      (forwardCompatible || (glNormal3f = GLContext.getFunctionAddress("glNormal3f")) != 0) &
      (forwardCompatible || (glNormal3d = GLContext.getFunctionAddress("glNormal3d")) != 0) &
      (forwardCompatible || (glNormal3i = GLContext.getFunctionAddress("glNormal3i")) != 0) &
      (forwardCompatible || (glNewList = GLContext.getFunctionAddress("glNewList")) != 0) &
      (forwardCompatible || (glEndList = GLContext.getFunctionAddress("glEndList")) != 0) &
      (forwardCompatible || (glMultMatrixf = GLContext.getFunctionAddress("glMultMatrixf")) != 0) &
      (forwardCompatible || (glMultMatrixd = GLContext.getFunctionAddress("glMultMatrixd")) != 0) &
      (glShadeModel = GLContext.getFunctionAddress("glShadeModel")) != 0 &
      (forwardCompatible || (glSelectBuffer = GLContext.getFunctionAddress("glSelectBuffer")) != 0) &
      (glScissor = GLContext.getFunctionAddress("glScissor")) != 0 &
      (forwardCompatible || (glScalef = GLContext.getFunctionAddress("glScalef")) != 0) &
      (forwardCompatible || (glScaled = GLContext.getFunctionAddress("glScaled")) != 0) &
      (forwardCompatible || (glRotatef = GLContext.getFunctionAddress("glRotatef")) != 0) &
      (forwardCompatible || (glRenderMode = GLContext.getFunctionAddress("glRenderMode")) != 0) &
      (forwardCompatible || (glRectf = GLContext.getFunctionAddress("glRectf")) != 0) &
      (forwardCompatible || (glRectd = GLContext.getFunctionAddress("glRectd")) != 0) &
      (forwardCompatible || (glRecti = GLContext.getFunctionAddress("glRecti")) != 0) &
      (glReadPixels = GLContext.getFunctionAddress("glReadPixels")) != 0 &
      (glReadBuffer = GLContext.getFunctionAddress("glReadBuffer")) != 0 &
      (forwardCompatible || (glRasterPos2f = GLContext.getFunctionAddress("glRasterPos2f")) != 0) &
      (forwardCompatible || (glRasterPos2d = GLContext.getFunctionAddress("glRasterPos2d")) != 0) &
      (forwardCompatible || (glRasterPos2i = GLContext.getFunctionAddress("glRasterPos2i")) != 0) &
      (forwardCompatible || (glRasterPos3f = GLContext.getFunctionAddress("glRasterPos3f")) != 0) &
      (forwardCompatible || (glRasterPos3d = GLContext.getFunctionAddress("glRasterPos3d")) != 0) &
      (forwardCompatible || (glRasterPos3i = GLContext.getFunctionAddress("glRasterPos3i")) != 0) &
      (forwardCompatible || (glRasterPos4f = GLContext.getFunctionAddress("glRasterPos4f")) != 0) &
      (forwardCompatible || (glRasterPos4d = GLContext.getFunctionAddress("glRasterPos4d")) != 0) &
      (forwardCompatible || (glRasterPos4i = GLContext.getFunctionAddress("glRasterPos4i")) != 0) &
      (forwardCompatible || (glPushName = GLContext.getFunctionAddress("glPushName")) != 0) &
      (forwardCompatible || (glPopName = GLContext.getFunctionAddress("glPopName")) != 0) &
      (forwardCompatible || (glPushMatrix = GLContext.getFunctionAddress("glPushMatrix")) != 0) &
      (forwardCompatible || (glPopMatrix = GLContext.getFunctionAddress("glPopMatrix")) != 0) &
      (forwardCompatible || (glPushClientAttrib = GLContext.getFunctionAddress("glPushClientAttrib")) != 0) &
      (forwardCompatible || (glPopClientAttrib = GLContext.getFunctionAddress("glPopClientAttrib")) != 0) &
      (forwardCompatible || (glPushAttrib = GLContext.getFunctionAddress("glPushAttrib")) != 0) &
      (forwardCompatible || (glPopAttrib = GLContext.getFunctionAddress("glPopAttrib")) != 0) &
      (glStencilFunc = GLContext.getFunctionAddress("glStencilFunc")) != 0 &
      (forwardCompatible || (glVertexPointer = GLContext.getFunctionAddress("glVertexPointer")) != 0) &
      (forwardCompatible || (glVertex2f = GLContext.getFunctionAddress("glVertex2f")) != 0) &
      (forwardCompatible || (glVertex2d = GLContext.getFunctionAddress("glVertex2d")) != 0) &
      (forwardCompatible || (glVertex2i = GLContext.getFunctionAddress("glVertex2i")) != 0) &
      (forwardCompatible || (glVertex3f = GLContext.getFunctionAddress("glVertex3f")) != 0) &
      (forwardCompatible || (glVertex3d = GLContext.getFunctionAddress("glVertex3d")) != 0) &
      (forwardCompatible || (glVertex3i = GLContext.getFunctionAddress("glVertex3i")) != 0) &
      (forwardCompatible || (glVertex4f = GLContext.getFunctionAddress("glVertex4f")) != 0) &
      (forwardCompatible || (glVertex4d = GLContext.getFunctionAddress("glVertex4d")) != 0) &
      (forwardCompatible || (glVertex4i = GLContext.getFunctionAddress("glVertex4i")) != 0) &
      (forwardCompatible || (glTranslatef = GLContext.getFunctionAddress("glTranslatef")) != 0) &
      (forwardCompatible || (glTranslated = GLContext.getFunctionAddress("glTranslated")) != 0) &
      (glTexImage1D = GLContext.getFunctionAddress("glTexImage1D")) != 0 &
      (glTexImage2D = GLContext.getFunctionAddress("glTexImage2D")) != 0 &
      (glTexSubImage1D = GLContext.getFunctionAddress("glTexSubImage1D")) != 0 &
      (glTexSubImage2D = GLContext.getFunctionAddress("glTexSubImage2D")) != 0 &
      (glTexParameterf = GLContext.getFunctionAddress("glTexParameterf")) != 0 &
      (glTexParameteri = GLContext.getFunctionAddress("glTexParameteri")) != 0 &
      (glTexParameterfv = GLContext.getFunctionAddress("glTexParameterfv")) != 0 &
      (glTexParameteriv = GLContext.getFunctionAddress("glTexParameteriv")) != 0 &
      (forwardCompatible || (glTexGenf = GLContext.getFunctionAddress("glTexGenf")) != 0) &
      (forwardCompatible || (glTexGend = GLContext.getFunctionAddress("glTexGend")) != 0) &
      (forwardCompatible || (glTexGenfv = GLContext.getFunctionAddress("glTexGenfv")) != 0) &
      (forwardCompatible || (glTexGendv = GLContext.getFunctionAddress("glTexGendv")) != 0) &
      (forwardCompatible || (glTexGeni = GLContext.getFunctionAddress("glTexGeni")) != 0) &
      (forwardCompatible || (glTexGeniv = GLContext.getFunctionAddress("glTexGeniv")) != 0) &
      (glTexEnvf = GLContext.getFunctionAddress("glTexEnvf")) != 0 &
      (glTexEnvi = GLContext.getFunctionAddress("glTexEnvi")) != 0 &
      (glTexEnvfv = GLContext.getFunctionAddress("glTexEnvfv")) != 0 &
      (glTexEnviv = GLContext.getFunctionAddress("glTexEnviv")) != 0 &
      (forwardCompatible || (glTexCoordPointer = GLContext.getFunctionAddress("glTexCoordPointer")) != 0) &
      (forwardCompatible || (glTexCoord1f = GLContext.getFunctionAddress("glTexCoord1f")) != 0) &
      (forwardCompatible || (glTexCoord1d = GLContext.getFunctionAddress("glTexCoord1d")) != 0) &
      (forwardCompatible || (glTexCoord2f = GLContext.getFunctionAddress("glTexCoord2f")) != 0) &
      (forwardCompatible || (glTexCoord2d = GLContext.getFunctionAddress("glTexCoord2d")) != 0) &
      (forwardCompatible || (glTexCoord3f = GLContext.getFunctionAddress("glTexCoord3f")) != 0) &
      (forwardCompatible || (glTexCoord3d = GLContext.getFunctionAddress("glTexCoord3d")) != 0) &
      (forwardCompatible || (glTexCoord4f = GLContext.getFunctionAddress("glTexCoord4f")) != 0) &
      (forwardCompatible || (glTexCoord4d = GLContext.getFunctionAddress("glTexCoord4d")) != 0) &
      (glStencilOp = GLContext.getFunctionAddress("glStencilOp")) != 0 &
      (glStencilMask = GLContext.getFunctionAddress("glStencilMask")) != 0 &
      (glViewport = GLContext.getFunctionAddress("glViewport")) != 0;
  }


  private boolean GL12_initNativeFunctionAddresses() {
    return 
      (glDrawRangeElements = GLContext.getFunctionAddress("glDrawRangeElements")) != 0 &
      (glTexImage3D = GLContext.getFunctionAddress("glTexImage3D")) != 0 &
      (glTexSubImage3D = GLContext.getFunctionAddress("glTexSubImage3D")) != 0 &
      (glCopyTexSubImage3D = GLContext.getFunctionAddress("glCopyTexSubImage3D")) != 0;
  }


  private boolean GL13_initNativeFunctionAddresses(boolean forwardCompatible) {
    return 
      (glActiveTexture = GLContext.getFunctionAddress("glActiveTexture")) != 0 &
      (forwardCompatible || (glClientActiveTexture = GLContext.getFunctionAddress("glClientActiveTexture")) != 0) &
      (glCompressedTexImage1D = GLContext.getFunctionAddress("glCompressedTexImage1D")) != 0 &
      (glCompressedTexImage2D = GLContext.getFunctionAddress("glCompressedTexImage2D")) != 0 &
      (glCompressedTexImage3D = GLContext.getFunctionAddress("glCompressedTexImage3D")) != 0 &
      (glCompressedTexSubImage1D = GLContext.getFunctionAddress("glCompressedTexSubImage1D")) != 0 &
      (glCompressedTexSubImage2D = GLContext.getFunctionAddress("glCompressedTexSubImage2D")) != 0 &
      (glCompressedTexSubImage3D = GLContext.getFunctionAddress("glCompressedTexSubImage3D")) != 0 &
      (glGetCompressedTexImage = GLContext.getFunctionAddress("glGetCompressedTexImage")) != 0 &
      (forwardCompatible || (glMultiTexCoord1f = GLContext.getFunctionAddress("glMultiTexCoord1f")) != 0) &
      (forwardCompatible || (glMultiTexCoord1d = GLContext.getFunctionAddress("glMultiTexCoord1d")) != 0) &
      (forwardCompatible || (glMultiTexCoord2f = GLContext.getFunctionAddress("glMultiTexCoord2f")) != 0) &
      (forwardCompatible || (glMultiTexCoord2d = GLContext.getFunctionAddress("glMultiTexCoord2d")) != 0) &
      (forwardCompatible || (glMultiTexCoord3f = GLContext.getFunctionAddress("glMultiTexCoord3f")) != 0) &
      (forwardCompatible || (glMultiTexCoord3d = GLContext.getFunctionAddress("glMultiTexCoord3d")) != 0) &
      (forwardCompatible || (glMultiTexCoord4f = GLContext.getFunctionAddress("glMultiTexCoord4f")) != 0) &
      (forwardCompatible || (glMultiTexCoord4d = GLContext.getFunctionAddress("glMultiTexCoord4d")) != 0) &
      (forwardCompatible || (glLoadTransposeMatrixf = GLContext.getFunctionAddress("glLoadTransposeMatrixf")) != 0) &
      (forwardCompatible || (glLoadTransposeMatrixd = GLContext.getFunctionAddress("glLoadTransposeMatrixd")) != 0) &
      (forwardCompatible || (glMultTransposeMatrixf = GLContext.getFunctionAddress("glMultTransposeMatrixf")) != 0) &
      (forwardCompatible || (glMultTransposeMatrixd = GLContext.getFunctionAddress("glMultTransposeMatrixd")) != 0) &
      (glSampleCoverage = GLContext.getFunctionAddress("glSampleCoverage")) != 0;
  }


  private boolean GL14_initNativeFunctionAddresses(boolean forwardCompatible) {
    return 
      (glBlendEquation = GLContext.getFunctionAddress("glBlendEquation")) != 0 &
      (glBlendColor = GLContext.getFunctionAddress("glBlendColor")) != 0 &
      (forwardCompatible || (glFogCoordf = GLContext.getFunctionAddress("glFogCoordf")) != 0) &
      (forwardCompatible || (glFogCoordd = GLContext.getFunctionAddress("glFogCoordd")) != 0) &
      (forwardCompatible || (glFogCoordPointer = GLContext.getFunctionAddress("glFogCoordPointer")) != 0) &
      (glMultiDrawArrays = GLContext.getFunctionAddress("glMultiDrawArrays")) != 0 &
      (glPointParameteri = GLContext.getFunctionAddress("glPointParameteri")) != 0 &
      (glPointParameterf = GLContext.getFunctionAddress("glPointParameterf")) != 0 &
      (glPointParameteriv = GLContext.getFunctionAddress("glPointParameteriv")) != 0 &
      (glPointParameterfv = GLContext.getFunctionAddress("glPointParameterfv")) != 0 &
      (forwardCompatible || (glSecondaryColor3b = GLContext.getFunctionAddress("glSecondaryColor3b")) != 0) &
      (forwardCompatible || (glSecondaryColor3f = GLContext.getFunctionAddress("glSecondaryColor3f")) != 0) &
      (forwardCompatible || (glSecondaryColor3d = GLContext.getFunctionAddress("glSecondaryColor3d")) != 0) &
      (forwardCompatible || (glSecondaryColor3ub = GLContext.getFunctionAddress("glSecondaryColor3ub")) != 0) &
      (forwardCompatible || (glSecondaryColorPointer = GLContext.getFunctionAddress("glSecondaryColorPointer")) != 0) &
      (glBlendFuncSeparate = GLContext.getFunctionAddress("glBlendFuncSeparate")) != 0 &
      (forwardCompatible || (glWindowPos2f = GLContext.getFunctionAddress("glWindowPos2f")) != 0) &
      (forwardCompatible || (glWindowPos2d = GLContext.getFunctionAddress("glWindowPos2d")) != 0) &
      (forwardCompatible || (glWindowPos2i = GLContext.getFunctionAddress("glWindowPos2i")) != 0) &
      (forwardCompatible || (glWindowPos3f = GLContext.getFunctionAddress("glWindowPos3f")) != 0) &
      (forwardCompatible || (glWindowPos3d = GLContext.getFunctionAddress("glWindowPos3d")) != 0) &
      (forwardCompatible || (glWindowPos3i = GLContext.getFunctionAddress("glWindowPos3i")) != 0);
  }


  private boolean GL15_initNativeFunctionAddresses() {
    return 
      (glBindBuffer = GLContext.getFunctionAddress("glBindBuffer")) != 0 &
      (glDeleteBuffers = GLContext.getFunctionAddress("glDeleteBuffers")) != 0 &
      (glGenBuffers = GLContext.getFunctionAddress("glGenBuffers")) != 0 &
      (glIsBuffer = GLContext.getFunctionAddress("glIsBuffer")) != 0 &
      (glBufferData = GLContext.getFunctionAddress("glBufferData")) != 0 &
      (glBufferSubData = GLContext.getFunctionAddress("glBufferSubData")) != 0 &
      (glGetBufferSubData = GLContext.getFunctionAddress("glGetBufferSubData")) != 0 &
      (glMapBuffer = GLContext.getFunctionAddress("glMapBuffer")) != 0 &
      (glUnmapBuffer = GLContext.getFunctionAddress("glUnmapBuffer")) != 0 &
      (glGetBufferParameteriv = GLContext.getFunctionAddress("glGetBufferParameteriv")) != 0 &
      (glGetBufferPointerv = GLContext.getFunctionAddress("glGetBufferPointerv")) != 0 &
      (glGenQueries = GLContext.getFunctionAddress("glGenQueries")) != 0 &
      (glDeleteQueries = GLContext.getFunctionAddress("glDeleteQueries")) != 0 &
      (glIsQuery = GLContext.getFunctionAddress("glIsQuery")) != 0 &
      (glBeginQuery = GLContext.getFunctionAddress("glBeginQuery")) != 0 &
      (glEndQuery = GLContext.getFunctionAddress("glEndQuery")) != 0 &
      (glGetQueryiv = GLContext.getFunctionAddress("glGetQueryiv")) != 0 &
      (glGetQueryObjectiv = GLContext.getFunctionAddress("glGetQueryObjectiv")) != 0 &
      (glGetQueryObjectuiv = GLContext.getFunctionAddress("glGetQueryObjectuiv")) != 0;
  }


  private boolean GL20_initNativeFunctionAddresses() {
    return 
      (glShaderSource = GLContext.getFunctionAddress("glShaderSource")) != 0 &
      (glCreateShader = GLContext.getFunctionAddress("glCreateShader")) != 0 &
      (glIsShader = GLContext.getFunctionAddress("glIsShader")) != 0 &
      (glCompileShader = GLContext.getFunctionAddress("glCompileShader")) != 0 &
      (glDeleteShader = GLContext.getFunctionAddress("glDeleteShader")) != 0 &
      (glCreateProgram = GLContext.getFunctionAddress("glCreateProgram")) != 0 &
      (glIsProgram = GLContext.getFunctionAddress("glIsProgram")) != 0 &
      (glAttachShader = GLContext.getFunctionAddress("glAttachShader")) != 0 &
      (glDetachShader = GLContext.getFunctionAddress("glDetachShader")) != 0 &
      (glLinkProgram = GLContext.getFunctionAddress("glLinkProgram")) != 0 &
      (glUseProgram = GLContext.getFunctionAddress("glUseProgram")) != 0 &
      (glValidateProgram = GLContext.getFunctionAddress("glValidateProgram")) != 0 &
      (glDeleteProgram = GLContext.getFunctionAddress("glDeleteProgram")) != 0 &
      (glUniform1f = GLContext.getFunctionAddress("glUniform1f")) != 0 &
      (glUniform2f = GLContext.getFunctionAddress("glUniform2f")) != 0 &
      (glUniform3f = GLContext.getFunctionAddress("glUniform3f")) != 0 &
      (glUniform4f = GLContext.getFunctionAddress("glUniform4f")) != 0 &
      (glUniform1i = GLContext.getFunctionAddress("glUniform1i")) != 0 &
      (glUniform2i = GLContext.getFunctionAddress("glUniform2i")) != 0 &
      (glUniform3i = GLContext.getFunctionAddress("glUniform3i")) != 0 &
      (glUniform4i = GLContext.getFunctionAddress("glUniform4i")) != 0 &
      (glUniform1fv = GLContext.getFunctionAddress("glUniform1fv")) != 0 &
      (glUniform2fv = GLContext.getFunctionAddress("glUniform2fv")) != 0 &
      (glUniform3fv = GLContext.getFunctionAddress("glUniform3fv")) != 0 &
      (glUniform4fv = GLContext.getFunctionAddress("glUniform4fv")) != 0 &
      (glUniform1iv = GLContext.getFunctionAddress("glUniform1iv")) != 0 &
      (glUniform2iv = GLContext.getFunctionAddress("glUniform2iv")) != 0 &
      (glUniform3iv = GLContext.getFunctionAddress("glUniform3iv")) != 0 &
      (glUniform4iv = GLContext.getFunctionAddress("glUniform4iv")) != 0 &
      (glUniformMatrix2fv = GLContext.getFunctionAddress("glUniformMatrix2fv")) != 0 &
      (glUniformMatrix3fv = GLContext.getFunctionAddress("glUniformMatrix3fv")) != 0 &
      (glUniformMatrix4fv = GLContext.getFunctionAddress("glUniformMatrix4fv")) != 0 &
      (glGetShaderiv = GLContext.getFunctionAddress("glGetShaderiv")) != 0 &
      (glGetProgramiv = GLContext.getFunctionAddress("glGetProgramiv")) != 0 &
      (glGetShaderInfoLog = GLContext.getFunctionAddress("glGetShaderInfoLog")) != 0 &
      (glGetProgramInfoLog = GLContext.getFunctionAddress("glGetProgramInfoLog")) != 0 &
      (glGetAttachedShaders = GLContext.getFunctionAddress("glGetAttachedShaders")) != 0 &
      (glGetUniformLocation = GLContext.getFunctionAddress("glGetUniformLocation")) != 0 &
      (glGetActiveUniform = GLContext.getFunctionAddress("glGetActiveUniform")) != 0 &
      (glGetUniformfv = GLContext.getFunctionAddress("glGetUniformfv")) != 0 &
      (glGetUniformiv = GLContext.getFunctionAddress("glGetUniformiv")) != 0 &
      (glGetShaderSource = GLContext.getFunctionAddress("glGetShaderSource")) != 0 &
      (glVertexAttrib1s = GLContext.getFunctionAddress("glVertexAttrib1s")) != 0 &
      (glVertexAttrib1f = GLContext.getFunctionAddress("glVertexAttrib1f")) != 0 &
      (glVertexAttrib1d = GLContext.getFunctionAddress("glVertexAttrib1d")) != 0 &
      (glVertexAttrib2s = GLContext.getFunctionAddress("glVertexAttrib2s")) != 0 &
      (glVertexAttrib2f = GLContext.getFunctionAddress("glVertexAttrib2f")) != 0 &
      (glVertexAttrib2d = GLContext.getFunctionAddress("glVertexAttrib2d")) != 0 &
      (glVertexAttrib3s = GLContext.getFunctionAddress("glVertexAttrib3s")) != 0 &
      (glVertexAttrib3f = GLContext.getFunctionAddress("glVertexAttrib3f")) != 0 &
      (glVertexAttrib3d = GLContext.getFunctionAddress("glVertexAttrib3d")) != 0 &
      (glVertexAttrib4s = GLContext.getFunctionAddress("glVertexAttrib4s")) != 0 &
      (glVertexAttrib4f = GLContext.getFunctionAddress("glVertexAttrib4f")) != 0 &
      (glVertexAttrib4d = GLContext.getFunctionAddress("glVertexAttrib4d")) != 0 &
      (glVertexAttrib4Nub = GLContext.getFunctionAddress("glVertexAttrib4Nub")) != 0 &
      (glVertexAttribPointer = GLContext.getFunctionAddress("glVertexAttribPointer")) != 0 &
      (glEnableVertexAttribArray = GLContext.getFunctionAddress("glEnableVertexAttribArray")) != 0 &
      (glDisableVertexAttribArray = GLContext.getFunctionAddress("glDisableVertexAttribArray")) != 0 &
      (glGetVertexAttribfv = GLContext.getFunctionAddress("glGetVertexAttribfv")) != 0 &
      (glGetVertexAttribdv = GLContext.getFunctionAddress("glGetVertexAttribdv")) != 0 &
      (glGetVertexAttribiv = GLContext.getFunctionAddress("glGetVertexAttribiv")) != 0 &
      (glGetVertexAttribPointerv = GLContext.getFunctionAddress("glGetVertexAttribPointerv")) != 0 &
      (glBindAttribLocation = GLContext.getFunctionAddress("glBindAttribLocation")) != 0 &
      (glGetActiveAttrib = GLContext.getFunctionAddress("glGetActiveAttrib")) != 0 &
      (glGetAttribLocation = GLContext.getFunctionAddress("glGetAttribLocation")) != 0 &
      (glDrawBuffers = GLContext.getFunctionAddress("glDrawBuffers")) != 0 &
      (glStencilOpSeparate = GLContext.getFunctionAddress("glStencilOpSeparate")) != 0 &
      (glStencilFuncSeparate = GLContext.getFunctionAddress("glStencilFuncSeparate")) != 0 &
      (glStencilMaskSeparate = GLContext.getFunctionAddress("glStencilMaskSeparate")) != 0 &
      (glBlendEquationSeparate = GLContext.getFunctionAddress("glBlendEquationSeparate")) != 0;
  }


  private boolean GL21_initNativeFunctionAddresses() {
    return 
      (glUniformMatrix2x3fv = GLContext.getFunctionAddress("glUniformMatrix2x3fv")) != 0 &
      (glUniformMatrix3x2fv = GLContext.getFunctionAddress("glUniformMatrix3x2fv")) != 0 &
      (glUniformMatrix2x4fv = GLContext.getFunctionAddress("glUniformMatrix2x4fv")) != 0 &
      (glUniformMatrix4x2fv = GLContext.getFunctionAddress("glUniformMatrix4x2fv")) != 0 &
      (glUniformMatrix3x4fv = GLContext.getFunctionAddress("glUniformMatrix3x4fv")) != 0 &
      (glUniformMatrix4x3fv = GLContext.getFunctionAddress("glUniformMatrix4x3fv")) != 0;
  }


  private boolean GL30_initNativeFunctionAddresses() {
    return 
      (glGetStringi = GLContext.getFunctionAddress("glGetStringi")) != 0 &
      (glClearBufferfv = GLContext.getFunctionAddress("glClearBufferfv")) != 0 &
      (glClearBufferiv = GLContext.getFunctionAddress("glClearBufferiv")) != 0 &
      (glClearBufferuiv = GLContext.getFunctionAddress("glClearBufferuiv")) != 0 &
      (glClearBufferfi = GLContext.getFunctionAddress("glClearBufferfi")) != 0 &
      (glVertexAttribI1i = GLContext.getFunctionAddress("glVertexAttribI1i")) != 0 &
      (glVertexAttribI2i = GLContext.getFunctionAddress("glVertexAttribI2i")) != 0 &
      (glVertexAttribI3i = GLContext.getFunctionAddress("glVertexAttribI3i")) != 0 &
      (glVertexAttribI4i = GLContext.getFunctionAddress("glVertexAttribI4i")) != 0 &
      (glVertexAttribI1ui = GLContext.getFunctionAddress("glVertexAttribI1ui")) != 0 &
      (glVertexAttribI2ui = GLContext.getFunctionAddress("glVertexAttribI2ui")) != 0 &
      (glVertexAttribI3ui = GLContext.getFunctionAddress("glVertexAttribI3ui")) != 0 &
      (glVertexAttribI4ui = GLContext.getFunctionAddress("glVertexAttribI4ui")) != 0 &
      (glVertexAttribI1iv = GLContext.getFunctionAddress("glVertexAttribI1iv")) != 0 &
      (glVertexAttribI2iv = GLContext.getFunctionAddress("glVertexAttribI2iv")) != 0 &
      (glVertexAttribI3iv = GLContext.getFunctionAddress("glVertexAttribI3iv")) != 0 &
      (glVertexAttribI4iv = GLContext.getFunctionAddress("glVertexAttribI4iv")) != 0 &
      (glVertexAttribI1uiv = GLContext.getFunctionAddress("glVertexAttribI1uiv")) != 0 &
      (glVertexAttribI2uiv = GLContext.getFunctionAddress("glVertexAttribI2uiv")) != 0 &
      (glVertexAttribI3uiv = GLContext.getFunctionAddress("glVertexAttribI3uiv")) != 0 &
      (glVertexAttribI4uiv = GLContext.getFunctionAddress("glVertexAttribI4uiv")) != 0 &
      (glVertexAttribI4bv = GLContext.getFunctionAddress("glVertexAttribI4bv")) != 0 &
      (glVertexAttribI4sv = GLContext.getFunctionAddress("glVertexAttribI4sv")) != 0 &
      (glVertexAttribI4ubv = GLContext.getFunctionAddress("glVertexAttribI4ubv")) != 0 &
      (glVertexAttribI4usv = GLContext.getFunctionAddress("glVertexAttribI4usv")) != 0 &
      (glVertexAttribIPointer = GLContext.getFunctionAddress("glVertexAttribIPointer")) != 0 &
      (glGetVertexAttribIiv = GLContext.getFunctionAddress("glGetVertexAttribIiv")) != 0 &
      (glGetVertexAttribIuiv = GLContext.getFunctionAddress("glGetVertexAttribIuiv")) != 0 &
      (glUniform1ui = GLContext.getFunctionAddress("glUniform1ui")) != 0 &
      (glUniform2ui = GLContext.getFunctionAddress("glUniform2ui")) != 0 &
      (glUniform3ui = GLContext.getFunctionAddress("glUniform3ui")) != 0 &
      (glUniform4ui = GLContext.getFunctionAddress("glUniform4ui")) != 0 &
      (glUniform1uiv = GLContext.getFunctionAddress("glUniform1uiv")) != 0 &
      (glUniform2uiv = GLContext.getFunctionAddress("glUniform2uiv")) != 0 &
      (glUniform3uiv = GLContext.getFunctionAddress("glUniform3uiv")) != 0 &
      (glUniform4uiv = GLContext.getFunctionAddress("glUniform4uiv")) != 0 &
      (glGetUniformuiv = GLContext.getFunctionAddress("glGetUniformuiv")) != 0 &
      (glBindFragDataLocation = GLContext.getFunctionAddress("glBindFragDataLocation")) != 0 &
      (glGetFragDataLocation = GLContext.getFunctionAddress("glGetFragDataLocation")) != 0 &
      (glBeginConditionalRender = GLContext.getFunctionAddress("glBeginConditionalRender")) != 0 &
      (glEndConditionalRender = GLContext.getFunctionAddress("glEndConditionalRender")) != 0 &
      (glMapBufferRange = GLContext.getFunctionAddress("glMapBufferRange")) != 0 &
      (glFlushMappedBufferRange = GLContext.getFunctionAddress("glFlushMappedBufferRange")) != 0 &
      (glClampColor = GLContext.getFunctionAddress("glClampColor")) != 0 &
      (glIsRenderbuffer = GLContext.getFunctionAddress("glIsRenderbuffer")) != 0 &
      (glBindRenderbuffer = GLContext.getFunctionAddress("glBindRenderbuffer")) != 0 &
      (glDeleteRenderbuffers = GLContext.getFunctionAddress("glDeleteRenderbuffers")) != 0 &
      (glGenRenderbuffers = GLContext.getFunctionAddress("glGenRenderbuffers")) != 0 &
      (glRenderbufferStorage = GLContext.getFunctionAddress("glRenderbufferStorage")) != 0 &
      (glGetRenderbufferParameteriv = GLContext.getFunctionAddress("glGetRenderbufferParameteriv")) != 0 &
      (glIsFramebuffer = GLContext.getFunctionAddress("glIsFramebuffer")) != 0 &
      (glBindFramebuffer = GLContext.getFunctionAddress("glBindFramebuffer")) != 0 &
      (glDeleteFramebuffers = GLContext.getFunctionAddress("glDeleteFramebuffers")) != 0 &
      (glGenFramebuffers = GLContext.getFunctionAddress("glGenFramebuffers")) != 0 &
      (glCheckFramebufferStatus = GLContext.getFunctionAddress("glCheckFramebufferStatus")) != 0 &
      (glFramebufferTexture1D = GLContext.getFunctionAddress("glFramebufferTexture1D")) != 0 &
      (glFramebufferTexture2D = GLContext.getFunctionAddress("glFramebufferTexture2D")) != 0 &
      (glFramebufferTexture3D = GLContext.getFunctionAddress("glFramebufferTexture3D")) != 0 &
      (glFramebufferRenderbuffer = GLContext.getFunctionAddress("glFramebufferRenderbuffer")) != 0 &
      (glGetFramebufferAttachmentParameteriv = GLContext.getFunctionAddress("glGetFramebufferAttachmentParameteriv")) != 0 &
      (glGenerateMipmap = GLContext.getFunctionAddress("glGenerateMipmap")) != 0 &
      (glRenderbufferStorageMultisample = GLContext.getFunctionAddress("glRenderbufferStorageMultisample")) != 0 &
      (glBlitFramebuffer = GLContext.getFunctionAddress("glBlitFramebuffer")) != 0 &
      (glTexParameterIiv = GLContext.getFunctionAddress("glTexParameterIiv")) != 0 &
      (glTexParameterIuiv = GLContext.getFunctionAddress("glTexParameterIuiv")) != 0 &
      (glGetTexParameterIiv = GLContext.getFunctionAddress("glGetTexParameterIiv")) != 0 &
      (glGetTexParameterIuiv = GLContext.getFunctionAddress("glGetTexParameterIuiv")) != 0 &
      (glFramebufferTextureLayer = GLContext.getFunctionAddress("glFramebufferTextureLayer")) != 0 &
      (glColorMaski = GLContext.getFunctionAddress("glColorMaski")) != 0 &
      (glGetBooleani_v = GLContext.getFunctionAddress("glGetBooleani_v")) != 0 &
      (glGetIntegeri_v = GLContext.getFunctionAddress("glGetIntegeri_v")) != 0 &
      (glEnablei = GLContext.getFunctionAddress("glEnablei")) != 0 &
      (glDisablei = GLContext.getFunctionAddress("glDisablei")) != 0 &
      (glIsEnabledi = GLContext.getFunctionAddress("glIsEnabledi")) != 0 &
      (glBindBufferRange = GLContext.getFunctionAddress("glBindBufferRange")) != 0 &
      (glBindBufferBase = GLContext.getFunctionAddress("glBindBufferBase")) != 0 &
      (glBeginTransformFeedback = GLContext.getFunctionAddress("glBeginTransformFeedback")) != 0 &
      (glEndTransformFeedback = GLContext.getFunctionAddress("glEndTransformFeedback")) != 0 &
      (glTransformFeedbackVaryings = GLContext.getFunctionAddress("glTransformFeedbackVaryings")) != 0 &
      (glGetTransformFeedbackVarying = GLContext.getFunctionAddress("glGetTransformFeedbackVarying")) != 0 &
      (glBindVertexArray = GLContext.getFunctionAddress("glBindVertexArray")) != 0 &
      (glDeleteVertexArrays = GLContext.getFunctionAddress("glDeleteVertexArrays")) != 0 &
      (glGenVertexArrays = GLContext.getFunctionAddress("glGenVertexArrays")) != 0 &
      (glIsVertexArray = GLContext.getFunctionAddress("glIsVertexArray")) != 0;
  }


  private boolean GL31_initNativeFunctionAddresses() {
    return 
      (glDrawArraysInstanced = GLContext.getFunctionAddress("glDrawArraysInstanced")) != 0 &
      (glDrawElementsInstanced = GLContext.getFunctionAddress("glDrawElementsInstanced")) != 0 &
      (glCopyBufferSubData = GLContext.getFunctionAddress("glCopyBufferSubData")) != 0 &
      (glPrimitiveRestartIndex = GLContext.getFunctionAddress("glPrimitiveRestartIndex")) != 0 &
      (glTexBuffer = GLContext.getFunctionAddress("glTexBuffer")) != 0 &
      (glGetUniformIndices = GLContext.getFunctionAddress("glGetUniformIndices")) != 0 &
      (glGetActiveUniformsiv = GLContext.getFunctionAddress("glGetActiveUniformsiv")) != 0 &
      (glGetActiveUniformName = GLContext.getFunctionAddress("glGetActiveUniformName")) != 0 &
      (glGetUniformBlockIndex = GLContext.getFunctionAddress("glGetUniformBlockIndex")) != 0 &
      (glGetActiveUniformBlockiv = GLContext.getFunctionAddress("glGetActiveUniformBlockiv")) != 0 &
      (glGetActiveUniformBlockName = GLContext.getFunctionAddress("glGetActiveUniformBlockName")) != 0 &
      (glUniformBlockBinding = GLContext.getFunctionAddress("glUniformBlockBinding")) != 0;
  }


  private boolean GL32_initNativeFunctionAddresses() {
    return 
      (glDrawElementsBaseVertex = GLContext.getFunctionAddress("glDrawElementsBaseVertex")) != 0 &
      (glDrawRangeElementsBaseVertex = GLContext.getFunctionAddress("glDrawRangeElementsBaseVertex")) != 0 &
      (glDrawElementsInstancedBaseVertex = GLContext.getFunctionAddress("glDrawElementsInstancedBaseVertex")) != 0 &
      (glProvokingVertex = GLContext.getFunctionAddress("glProvokingVertex")) != 0 &
      (glTexImage2DMultisample = GLContext.getFunctionAddress("glTexImage2DMultisample")) != 0 &
      (glTexImage3DMultisample = GLContext.getFunctionAddress("glTexImage3DMultisample")) != 0 &
      (glGetMultisamplefv = GLContext.getFunctionAddress("glGetMultisamplefv")) != 0 &
      (glSampleMaski = GLContext.getFunctionAddress("glSampleMaski")) != 0 &
      (glFramebufferTexture = GLContext.getFunctionAddress("glFramebufferTexture")) != 0 &
      (glFenceSync = GLContext.getFunctionAddress("glFenceSync")) != 0 &
      (glIsSync = GLContext.getFunctionAddress("glIsSync")) != 0 &
      (glDeleteSync = GLContext.getFunctionAddress("glDeleteSync")) != 0 &
      (glClientWaitSync = GLContext.getFunctionAddress("glClientWaitSync")) != 0 &
      (glWaitSync = GLContext.getFunctionAddress("glWaitSync")) != 0 &
      (glGetInteger64v = GLContext.getFunctionAddress("glGetInteger64v")) != 0 &
      ((glGetInteger64i_v = GLContext.getFunctionAddress("glGetInteger64i_v")) != 0 || true) &
      (glGetSynciv = GLContext.getFunctionAddress("glGetSynciv")) != 0;
  }


  private boolean GL33_initNativeFunctionAddresses(boolean forwardCompatible) {
    return 
      (glBindFragDataLocationIndexed = GLContext.getFunctionAddress("glBindFragDataLocationIndexed")) != 0 &
      (glGetFragDataIndex = GLContext.getFunctionAddress("glGetFragDataIndex")) != 0 &
      (glGenSamplers = GLContext.getFunctionAddress("glGenSamplers")) != 0 &
      (glDeleteSamplers = GLContext.getFunctionAddress("glDeleteSamplers")) != 0 &
      (glIsSampler = GLContext.getFunctionAddress("glIsSampler")) != 0 &
      (glBindSampler = GLContext.getFunctionAddress("glBindSampler")) != 0 &
      (glSamplerParameteri = GLContext.getFunctionAddress("glSamplerParameteri")) != 0 &
      (glSamplerParameterf = GLContext.getFunctionAddress("glSamplerParameterf")) != 0 &
      (glSamplerParameteriv = GLContext.getFunctionAddress("glSamplerParameteriv")) != 0 &
      (glSamplerParameterfv = GLContext.getFunctionAddress("glSamplerParameterfv")) != 0 &
      (glSamplerParameterIiv = GLContext.getFunctionAddress("glSamplerParameterIiv")) != 0 &
      (glSamplerParameterIuiv = GLContext.getFunctionAddress("glSamplerParameterIuiv")) != 0 &
      (glGetSamplerParameteriv = GLContext.getFunctionAddress("glGetSamplerParameteriv")) != 0 &
      (glGetSamplerParameterfv = GLContext.getFunctionAddress("glGetSamplerParameterfv")) != 0 &
      (glGetSamplerParameterIiv = GLContext.getFunctionAddress("glGetSamplerParameterIiv")) != 0 &
      (glGetSamplerParameterIuiv = GLContext.getFunctionAddress("glGetSamplerParameterIuiv")) != 0 &
      (glQueryCounter = GLContext.getFunctionAddress("glQueryCounter")) != 0 &
      (glGetQueryObjecti64v = GLContext.getFunctionAddress("glGetQueryObjecti64v")) != 0 &
      (glGetQueryObjectui64v = GLContext.getFunctionAddress("glGetQueryObjectui64v")) != 0 &
      (glVertexAttribDivisor = GLContext.getFunctionAddress("glVertexAttribDivisor")) != 0 &
      (forwardCompatible || (glVertexP2ui = GLContext.getFunctionAddress("glVertexP2ui")) != 0) &
      (forwardCompatible || (glVertexP3ui = GLContext.getFunctionAddress("glVertexP3ui")) != 0) &
      (forwardCompatible || (glVertexP4ui = GLContext.getFunctionAddress("glVertexP4ui")) != 0) &
      (forwardCompatible || (glVertexP2uiv = GLContext.getFunctionAddress("glVertexP2uiv")) != 0) &
      (forwardCompatible || (glVertexP3uiv = GLContext.getFunctionAddress("glVertexP3uiv")) != 0) &
      (forwardCompatible || (glVertexP4uiv = GLContext.getFunctionAddress("glVertexP4uiv")) != 0) &
      (forwardCompatible || (glTexCoordP1ui = GLContext.getFunctionAddress("glTexCoordP1ui")) != 0) &
      (forwardCompatible || (glTexCoordP2ui = GLContext.getFunctionAddress("glTexCoordP2ui")) != 0) &
      (forwardCompatible || (glTexCoordP3ui = GLContext.getFunctionAddress("glTexCoordP3ui")) != 0) &
      (forwardCompatible || (glTexCoordP4ui = GLContext.getFunctionAddress("glTexCoordP4ui")) != 0) &
      (forwardCompatible || (glTexCoordP1uiv = GLContext.getFunctionAddress("glTexCoordP1uiv")) != 0) &
      (forwardCompatible || (glTexCoordP2uiv = GLContext.getFunctionAddress("glTexCoordP2uiv")) != 0) &
      (forwardCompatible || (glTexCoordP3uiv = GLContext.getFunctionAddress("glTexCoordP3uiv")) != 0) &
      (forwardCompatible || (glTexCoordP4uiv = GLContext.getFunctionAddress("glTexCoordP4uiv")) != 0) &
      (forwardCompatible || (glMultiTexCoordP1ui = GLContext.getFunctionAddress("glMultiTexCoordP1ui")) != 0) &
      (forwardCompatible || (glMultiTexCoordP2ui = GLContext.getFunctionAddress("glMultiTexCoordP2ui")) != 0) &
      (forwardCompatible || (glMultiTexCoordP3ui = GLContext.getFunctionAddress("glMultiTexCoordP3ui")) != 0) &
      (forwardCompatible || (glMultiTexCoordP4ui = GLContext.getFunctionAddress("glMultiTexCoordP4ui")) != 0) &
      (forwardCompatible || (glMultiTexCoordP1uiv = GLContext.getFunctionAddress("glMultiTexCoordP1uiv")) != 0) &
      (forwardCompatible || (glMultiTexCoordP2uiv = GLContext.getFunctionAddress("glMultiTexCoordP2uiv")) != 0) &
      (forwardCompatible || (glMultiTexCoordP3uiv = GLContext.getFunctionAddress("glMultiTexCoordP3uiv")) != 0) &
      (forwardCompatible || (glMultiTexCoordP4uiv = GLContext.getFunctionAddress("glMultiTexCoordP4uiv")) != 0) &
      (forwardCompatible || (glNormalP3ui = GLContext.getFunctionAddress("glNormalP3ui")) != 0) &
      (forwardCompatible || (glNormalP3uiv = GLContext.getFunctionAddress("glNormalP3uiv")) != 0) &
      (forwardCompatible || (glColorP3ui = GLContext.getFunctionAddress("glColorP3ui")) != 0) &
      (forwardCompatible || (glColorP4ui = GLContext.getFunctionAddress("glColorP4ui")) != 0) &
      (forwardCompatible || (glColorP3uiv = GLContext.getFunctionAddress("glColorP3uiv")) != 0) &
      (forwardCompatible || (glColorP4uiv = GLContext.getFunctionAddress("glColorP4uiv")) != 0) &
      (forwardCompatible || (glSecondaryColorP3ui = GLContext.getFunctionAddress("glSecondaryColorP3ui")) != 0) &
      (forwardCompatible || (glSecondaryColorP3uiv = GLContext.getFunctionAddress("glSecondaryColorP3uiv")) != 0) &
      (forwardCompatible || (glVertexAttribP1ui = GLContext.getFunctionAddress("glVertexAttribP1ui")) != 0) &
      (forwardCompatible || (glVertexAttribP2ui = GLContext.getFunctionAddress("glVertexAttribP2ui")) != 0) &
      (forwardCompatible || (glVertexAttribP3ui = GLContext.getFunctionAddress("glVertexAttribP3ui")) != 0) &
      (forwardCompatible || (glVertexAttribP4ui = GLContext.getFunctionAddress("glVertexAttribP4ui")) != 0) &
      (forwardCompatible || (glVertexAttribP1uiv = GLContext.getFunctionAddress("glVertexAttribP1uiv")) != 0) &
      (forwardCompatible || (glVertexAttribP2uiv = GLContext.getFunctionAddress("glVertexAttribP2uiv")) != 0) &
      (forwardCompatible || (glVertexAttribP3uiv = GLContext.getFunctionAddress("glVertexAttribP3uiv")) != 0) &
      (forwardCompatible || (glVertexAttribP4uiv = GLContext.getFunctionAddress("glVertexAttribP4uiv")) != 0);
  }


  private boolean GL40_initNativeFunctionAddresses() {
    return 
      (glBlendEquationi = GLContext.getFunctionAddress("glBlendEquationi")) != 0 &
      (glBlendEquationSeparatei = GLContext.getFunctionAddress("glBlendEquationSeparatei")) != 0 &
      (glBlendFunci = GLContext.getFunctionAddress("glBlendFunci")) != 0 &
      (glBlendFuncSeparatei = GLContext.getFunctionAddress("glBlendFuncSeparatei")) != 0 &
      (glDrawArraysIndirect = GLContext.getFunctionAddress("glDrawArraysIndirect")) != 0 &
      (glDrawElementsIndirect = GLContext.getFunctionAddress("glDrawElementsIndirect")) != 0 &
      (glUniform1d = GLContext.getFunctionAddress("glUniform1d")) != 0 &
      (glUniform2d = GLContext.getFunctionAddress("glUniform2d")) != 0 &
      (glUniform3d = GLContext.getFunctionAddress("glUniform3d")) != 0 &
      (glUniform4d = GLContext.getFunctionAddress("glUniform4d")) != 0 &
      (glUniform1dv = GLContext.getFunctionAddress("glUniform1dv")) != 0 &
      (glUniform2dv = GLContext.getFunctionAddress("glUniform2dv")) != 0 &
      (glUniform3dv = GLContext.getFunctionAddress("glUniform3dv")) != 0 &
      (glUniform4dv = GLContext.getFunctionAddress("glUniform4dv")) != 0 &
      (glUniformMatrix2dv = GLContext.getFunctionAddress("glUniformMatrix2dv")) != 0 &
      (glUniformMatrix3dv = GLContext.getFunctionAddress("glUniformMatrix3dv")) != 0 &
      (glUniformMatrix4dv = GLContext.getFunctionAddress("glUniformMatrix4dv")) != 0 &
      (glUniformMatrix2x3dv = GLContext.getFunctionAddress("glUniformMatrix2x3dv")) != 0 &
      (glUniformMatrix2x4dv = GLContext.getFunctionAddress("glUniformMatrix2x4dv")) != 0 &
      (glUniformMatrix3x2dv = GLContext.getFunctionAddress("glUniformMatrix3x2dv")) != 0 &
      (glUniformMatrix3x4dv = GLContext.getFunctionAddress("glUniformMatrix3x4dv")) != 0 &
      (glUniformMatrix4x2dv = GLContext.getFunctionAddress("glUniformMatrix4x2dv")) != 0 &
      (glUniformMatrix4x3dv = GLContext.getFunctionAddress("glUniformMatrix4x3dv")) != 0 &
      (glGetUniformdv = GLContext.getFunctionAddress("glGetUniformdv")) != 0 &
      ((glMinSampleShading = GLContext.getFunctionAddress("glMinSampleShading")) != 0 || true) &
      (glGetSubroutineUniformLocation = GLContext.getFunctionAddress("glGetSubroutineUniformLocation")) != 0 &
      (glGetSubroutineIndex = GLContext.getFunctionAddress("glGetSubroutineIndex")) != 0 &
      (glGetActiveSubroutineUniformiv = GLContext.getFunctionAddress("glGetActiveSubroutineUniformiv")) != 0 &
      (glGetActiveSubroutineUniformName = GLContext.getFunctionAddress("glGetActiveSubroutineUniformName")) != 0 &
      (glGetActiveSubroutineName = GLContext.getFunctionAddress("glGetActiveSubroutineName")) != 0 &
      (glUniformSubroutinesuiv = GLContext.getFunctionAddress("glUniformSubroutinesuiv")) != 0 &
      (glGetUniformSubroutineuiv = GLContext.getFunctionAddress("glGetUniformSubroutineuiv")) != 0 &
      (glGetProgramStageiv = GLContext.getFunctionAddress("glGetProgramStageiv")) != 0 &
      (glPatchParameteri = GLContext.getFunctionAddress("glPatchParameteri")) != 0 &
      (glPatchParameterfv = GLContext.getFunctionAddress("glPatchParameterfv")) != 0 &
      (glBindTransformFeedback = GLContext.getFunctionAddress("glBindTransformFeedback")) != 0 &
      (glDeleteTransformFeedbacks = GLContext.getFunctionAddress("glDeleteTransformFeedbacks")) != 0 &
      (glGenTransformFeedbacks = GLContext.getFunctionAddress("glGenTransformFeedbacks")) != 0 &
      (glIsTransformFeedback = GLContext.getFunctionAddress("glIsTransformFeedback")) != 0 &
      (glPauseTransformFeedback = GLContext.getFunctionAddress("glPauseTransformFeedback")) != 0 &
      (glResumeTransformFeedback = GLContext.getFunctionAddress("glResumeTransformFeedback")) != 0 &
      (glDrawTransformFeedback = GLContext.getFunctionAddress("glDrawTransformFeedback")) != 0 &
      (glDrawTransformFeedbackStream = GLContext.getFunctionAddress("glDrawTransformFeedbackStream")) != 0 &
      (glBeginQueryIndexed = GLContext.getFunctionAddress("glBeginQueryIndexed")) != 0 &
      (glEndQueryIndexed = GLContext.getFunctionAddress("glEndQueryIndexed")) != 0 &
      (glGetQueryIndexediv = GLContext.getFunctionAddress("glGetQueryIndexediv")) != 0;
  }


  private boolean GL41_initNativeFunctionAddresses() {
    return 
      ((glReleaseShaderCompiler = GLContext.getFunctionAddress("glReleaseShaderCompiler")) != 0 || true) &
      ((glShaderBinary = GLContext.getFunctionAddress("glShaderBinary")) != 0 || true) &
      ((glGetShaderPrecisionFormat = GLContext.getFunctionAddress("glGetShaderPrecisionFormat")) != 0 || true) &
      ((glDepthRangef = GLContext.getFunctionAddress("glDepthRangef")) != 0 || true) &
      ((glClearDepthf = GLContext.getFunctionAddress("glClearDepthf")) != 0 || true) &
      (glGetProgramBinary = GLContext.getFunctionAddress("glGetProgramBinary")) != 0 &
      (glProgramBinary = GLContext.getFunctionAddress("glProgramBinary")) != 0 &
      (glProgramParameteri = GLContext.getFunctionAddress("glProgramParameteri")) != 0 &
      (glUseProgramStages = GLContext.getFunctionAddress("glUseProgramStages")) != 0 &
      (glActiveShaderProgram = GLContext.getFunctionAddress("glActiveShaderProgram")) != 0 &
      (glCreateShaderProgramv = GLContext.getFunctionAddress("glCreateShaderProgramv")) != 0 &
      (glBindProgramPipeline = GLContext.getFunctionAddress("glBindProgramPipeline")) != 0 &
      (glDeleteProgramPipelines = GLContext.getFunctionAddress("glDeleteProgramPipelines")) != 0 &
      (glGenProgramPipelines = GLContext.getFunctionAddress("glGenProgramPipelines")) != 0 &
      (glIsProgramPipeline = GLContext.getFunctionAddress("glIsProgramPipeline")) != 0 &
      (glGetProgramPipelineiv = GLContext.getFunctionAddress("glGetProgramPipelineiv")) != 0 &
      (glProgramUniform1i = GLContext.getFunctionAddress("glProgramUniform1i")) != 0 &
      (glProgramUniform2i = GLContext.getFunctionAddress("glProgramUniform2i")) != 0 &
      (glProgramUniform3i = GLContext.getFunctionAddress("glProgramUniform3i")) != 0 &
      (glProgramUniform4i = GLContext.getFunctionAddress("glProgramUniform4i")) != 0 &
      (glProgramUniform1f = GLContext.getFunctionAddress("glProgramUniform1f")) != 0 &
      (glProgramUniform2f = GLContext.getFunctionAddress("glProgramUniform2f")) != 0 &
      (glProgramUniform3f = GLContext.getFunctionAddress("glProgramUniform3f")) != 0 &
      (glProgramUniform4f = GLContext.getFunctionAddress("glProgramUniform4f")) != 0 &
      (glProgramUniform1d = GLContext.getFunctionAddress("glProgramUniform1d")) != 0 &
      (glProgramUniform2d = GLContext.getFunctionAddress("glProgramUniform2d")) != 0 &
      (glProgramUniform3d = GLContext.getFunctionAddress("glProgramUniform3d")) != 0 &
      (glProgramUniform4d = GLContext.getFunctionAddress("glProgramUniform4d")) != 0 &
      (glProgramUniform1iv = GLContext.getFunctionAddress("glProgramUniform1iv")) != 0 &
      (glProgramUniform2iv = GLContext.getFunctionAddress("glProgramUniform2iv")) != 0 &
      (glProgramUniform3iv = GLContext.getFunctionAddress("glProgramUniform3iv")) != 0 &
      (glProgramUniform4iv = GLContext.getFunctionAddress("glProgramUniform4iv")) != 0 &
      (glProgramUniform1fv = GLContext.getFunctionAddress("glProgramUniform1fv")) != 0 &
      (glProgramUniform2fv = GLContext.getFunctionAddress("glProgramUniform2fv")) != 0 &
      (glProgramUniform3fv = GLContext.getFunctionAddress("glProgramUniform3fv")) != 0 &
      (glProgramUniform4fv = GLContext.getFunctionAddress("glProgramUniform4fv")) != 0 &
      (glProgramUniform1dv = GLContext.getFunctionAddress("glProgramUniform1dv")) != 0 &
      (glProgramUniform2dv = GLContext.getFunctionAddress("glProgramUniform2dv")) != 0 &
      (glProgramUniform3dv = GLContext.getFunctionAddress("glProgramUniform3dv")) != 0 &
      (glProgramUniform4dv = GLContext.getFunctionAddress("glProgramUniform4dv")) != 0 &
      (glProgramUniform1ui = GLContext.getFunctionAddress("glProgramUniform1ui")) != 0 &
      (glProgramUniform2ui = GLContext.getFunctionAddress("glProgramUniform2ui")) != 0 &
      (glProgramUniform3ui = GLContext.getFunctionAddress("glProgramUniform3ui")) != 0 &
      (glProgramUniform4ui = GLContext.getFunctionAddress("glProgramUniform4ui")) != 0 &
      (glProgramUniform1uiv = GLContext.getFunctionAddress("glProgramUniform1uiv")) != 0 &
      (glProgramUniform2uiv = GLContext.getFunctionAddress("glProgramUniform2uiv")) != 0 &
      (glProgramUniform3uiv = GLContext.getFunctionAddress("glProgramUniform3uiv")) != 0 &
      (glProgramUniform4uiv = GLContext.getFunctionAddress("glProgramUniform4uiv")) != 0 &
      (glProgramUniformMatrix2fv = GLContext.getFunctionAddress("glProgramUniformMatrix2fv")) != 0 &
      (glProgramUniformMatrix3fv = GLContext.getFunctionAddress("glProgramUniformMatrix3fv")) != 0 &
      (glProgramUniformMatrix4fv = GLContext.getFunctionAddress("glProgramUniformMatrix4fv")) != 0 &
      (glProgramUniformMatrix2dv = GLContext.getFunctionAddress("glProgramUniformMatrix2dv")) != 0 &
      (glProgramUniformMatrix3dv = GLContext.getFunctionAddress("glProgramUniformMatrix3dv")) != 0 &
      (glProgramUniformMatrix4dv = GLContext.getFunctionAddress("glProgramUniformMatrix4dv")) != 0 &
      (glProgramUniformMatrix2x3fv = GLContext.getFunctionAddress("glProgramUniformMatrix2x3fv")) != 0 &
      (glProgramUniformMatrix3x2fv = GLContext.getFunctionAddress("glProgramUniformMatrix3x2fv")) != 0 &
      (glProgramUniformMatrix2x4fv = GLContext.getFunctionAddress("glProgramUniformMatrix2x4fv")) != 0 &
      (glProgramUniformMatrix4x2fv = GLContext.getFunctionAddress("glProgramUniformMatrix4x2fv")) != 0 &
      (glProgramUniformMatrix3x4fv = GLContext.getFunctionAddress("glProgramUniformMatrix3x4fv")) != 0 &
      (glProgramUniformMatrix4x3fv = GLContext.getFunctionAddress("glProgramUniformMatrix4x3fv")) != 0 &
      (glProgramUniformMatrix2x3dv = GLContext.getFunctionAddress("glProgramUniformMatrix2x3dv")) != 0 &
      (glProgramUniformMatrix3x2dv = GLContext.getFunctionAddress("glProgramUniformMatrix3x2dv")) != 0 &
      (glProgramUniformMatrix2x4dv = GLContext.getFunctionAddress("glProgramUniformMatrix2x4dv")) != 0 &
      (glProgramUniformMatrix4x2dv = GLContext.getFunctionAddress("glProgramUniformMatrix4x2dv")) != 0 &
      (glProgramUniformMatrix3x4dv = GLContext.getFunctionAddress("glProgramUniformMatrix3x4dv")) != 0 &
      (glProgramUniformMatrix4x3dv = GLContext.getFunctionAddress("glProgramUniformMatrix4x3dv")) != 0 &
      (glValidateProgramPipeline = GLContext.getFunctionAddress("glValidateProgramPipeline")) != 0 &
      (glGetProgramPipelineInfoLog = GLContext.getFunctionAddress("glGetProgramPipelineInfoLog")) != 0 &
      ((glVertexAttribL1d = GLContext.getFunctionAddress("glVertexAttribL1d")) != 0 || true) &
      ((glVertexAttribL2d = GLContext.getFunctionAddress("glVertexAttribL2d")) != 0 || true) &
      ((glVertexAttribL3d = GLContext.getFunctionAddress("glVertexAttribL3d")) != 0 || true) &
      ((glVertexAttribL4d = GLContext.getFunctionAddress("glVertexAttribL4d")) != 0 || true) &
      ((glVertexAttribL1dv = GLContext.getFunctionAddress("glVertexAttribL1dv")) != 0 || true) &
      ((glVertexAttribL2dv = GLContext.getFunctionAddress("glVertexAttribL2dv")) != 0 || true) &
      ((glVertexAttribL3dv = GLContext.getFunctionAddress("glVertexAttribL3dv")) != 0 || true) &
      ((glVertexAttribL4dv = GLContext.getFunctionAddress("glVertexAttribL4dv")) != 0 || true) &
      ((glVertexAttribLPointer = GLContext.getFunctionAddress("glVertexAttribLPointer")) != 0 || true) &
      ((glGetVertexAttribLdv = GLContext.getFunctionAddress("glGetVertexAttribLdv")) != 0 || true) &
      (glViewportArrayv = GLContext.getFunctionAddress("glViewportArrayv")) != 0 &
      (glViewportIndexedf = GLContext.getFunctionAddress("glViewportIndexedf")) != 0 &
      (glViewportIndexedfv = GLContext.getFunctionAddress("glViewportIndexedfv")) != 0 &
      (glScissorArrayv = GLContext.getFunctionAddress("glScissorArrayv")) != 0 &
      (glScissorIndexed = GLContext.getFunctionAddress("glScissorIndexed")) != 0 &
      (glScissorIndexedv = GLContext.getFunctionAddress("glScissorIndexedv")) != 0 &
      (glDepthRangeArrayv = GLContext.getFunctionAddress("glDepthRangeArrayv")) != 0 &
      (glDepthRangeIndexed = GLContext.getFunctionAddress("glDepthRangeIndexed")) != 0 &
      (glGetFloati_v = GLContext.getFunctionAddress("glGetFloati_v")) != 0 &
      (glGetDoublei_v = GLContext.getFunctionAddress("glGetDoublei_v")) != 0;
  }


  private boolean GREMEDY_string_marker_initNativeFunctionAddresses() {
    return 
      (glStringMarkerGREMEDY = GLContext.getFunctionAddress("glStringMarkerGREMEDY")) != 0;
  }


  private boolean NV_conditional_render_initNativeFunctionAddresses() {
    return 
      (glBeginConditionalRenderNV = GLContext.getFunctionAddress("glBeginConditionalRenderNV")) != 0 &
      (glEndConditionalRenderNV = GLContext.getFunctionAddress("glEndConditionalRenderNV")) != 0;
  }


  private boolean NV_copy_image_initNativeFunctionAddresses() {
    return 
      (glCopyImageSubDataNV = GLContext.getFunctionAddress("glCopyImageSubDataNV")) != 0;
  }


  private boolean NV_depth_buffer_float_initNativeFunctionAddresses() {
    return 
      (glDepthRangedNV = GLContext.getFunctionAddress("glDepthRangedNV")) != 0 &
      (glClearDepthdNV = GLContext.getFunctionAddress("glClearDepthdNV")) != 0 &
      (glDepthBoundsdNV = GLContext.getFunctionAddress("glDepthBoundsdNV")) != 0;
  }


  private boolean NV_evaluators_initNativeFunctionAddresses() {
    return 
      (glGetMapControlPointsNV = GLContext.getFunctionAddress("glGetMapControlPointsNV")) != 0 &
      (glMapControlPointsNV = GLContext.getFunctionAddress("glMapControlPointsNV")) != 0 &
      (glMapParameterfvNV = GLContext.getFunctionAddress("glMapParameterfvNV")) != 0 &
      (glMapParameterivNV = GLContext.getFunctionAddress("glMapParameterivNV")) != 0 &
      (glGetMapParameterfvNV = GLContext.getFunctionAddress("glGetMapParameterfvNV")) != 0 &
      (glGetMapParameterivNV = GLContext.getFunctionAddress("glGetMapParameterivNV")) != 0 &
      (glGetMapAttribParameterfvNV = GLContext.getFunctionAddress("glGetMapAttribParameterfvNV")) != 0 &
      (glGetMapAttribParameterivNV = GLContext.getFunctionAddress("glGetMapAttribParameterivNV")) != 0 &
      (glEvalMapsNV = GLContext.getFunctionAddress("glEvalMapsNV")) != 0;
  }


  private boolean NV_explicit_multisample_initNativeFunctionAddresses() {
    return 
      (glGetBooleanIndexedvEXT = GLContext.getFunctionAddress("glGetBooleanIndexedvEXT")) != 0 &
      (glGetIntegerIndexedvEXT = GLContext.getFunctionAddress("glGetIntegerIndexedvEXT")) != 0 &
      (glGetMultisamplefvNV = GLContext.getFunctionAddress("glGetMultisamplefvNV")) != 0 &
      (glSampleMaskIndexedNV = GLContext.getFunctionAddress("glSampleMaskIndexedNV")) != 0 &
      (glTexRenderbufferNV = GLContext.getFunctionAddress("glTexRenderbufferNV")) != 0;
  }


  private boolean NV_fence_initNativeFunctionAddresses() {
    return 
      (glGenFencesNV = GLContext.getFunctionAddress("glGenFencesNV")) != 0 &
      (glDeleteFencesNV = GLContext.getFunctionAddress("glDeleteFencesNV")) != 0 &
      (glSetFenceNV = GLContext.getFunctionAddress("glSetFenceNV")) != 0 &
      (glTestFenceNV = GLContext.getFunctionAddress("glTestFenceNV")) != 0 &
      (glFinishFenceNV = GLContext.getFunctionAddress("glFinishFenceNV")) != 0 &
      (glIsFenceNV = GLContext.getFunctionAddress("glIsFenceNV")) != 0 &
      (glGetFenceivNV = GLContext.getFunctionAddress("glGetFenceivNV")) != 0;
  }


  private boolean NV_fragment_program_initNativeFunctionAddresses() {
    return 
      (glProgramNamedParameter4fNV = GLContext.getFunctionAddress("glProgramNamedParameter4fNV")) != 0 &
      (glProgramNamedParameter4dNV = GLContext.getFunctionAddress("glProgramNamedParameter4dNV")) != 0 &
      (glGetProgramNamedParameterfvNV = GLContext.getFunctionAddress("glGetProgramNamedParameterfvNV")) != 0 &
      (glGetProgramNamedParameterdvNV = GLContext.getFunctionAddress("glGetProgramNamedParameterdvNV")) != 0;
  }


  private boolean NV_framebuffer_multisample_coverage_initNativeFunctionAddresses() {
    return 
      (glRenderbufferStorageMultisampleCoverageNV = GLContext.getFunctionAddress("glRenderbufferStorageMultisampleCoverageNV")) != 0;
  }


  private boolean NV_geometry_program4_initNativeFunctionAddresses() {
    return 
      (glProgramVertexLimitNV = GLContext.getFunctionAddress("glProgramVertexLimitNV")) != 0 &
      (glFramebufferTextureEXT = GLContext.getFunctionAddress("glFramebufferTextureEXT")) != 0 &
      (glFramebufferTextureLayerEXT = GLContext.getFunctionAddress("glFramebufferTextureLayerEXT")) != 0 &
      (glFramebufferTextureFaceEXT = GLContext.getFunctionAddress("glFramebufferTextureFaceEXT")) != 0;
  }


  private boolean NV_gpu_program4_initNativeFunctionAddresses() {
    return 
      (glProgramLocalParameterI4iNV = GLContext.getFunctionAddress("glProgramLocalParameterI4iNV")) != 0 &
      (glProgramLocalParameterI4ivNV = GLContext.getFunctionAddress("glProgramLocalParameterI4ivNV")) != 0 &
      (glProgramLocalParametersI4ivNV = GLContext.getFunctionAddress("glProgramLocalParametersI4ivNV")) != 0 &
      (glProgramLocalParameterI4uiNV = GLContext.getFunctionAddress("glProgramLocalParameterI4uiNV")) != 0 &
      (glProgramLocalParameterI4uivNV = GLContext.getFunctionAddress("glProgramLocalParameterI4uivNV")) != 0 &
      (glProgramLocalParametersI4uivNV = GLContext.getFunctionAddress("glProgramLocalParametersI4uivNV")) != 0 &
      (glProgramEnvParameterI4iNV = GLContext.getFunctionAddress("glProgramEnvParameterI4iNV")) != 0 &
      (glProgramEnvParameterI4ivNV = GLContext.getFunctionAddress("glProgramEnvParameterI4ivNV")) != 0 &
      (glProgramEnvParametersI4ivNV = GLContext.getFunctionAddress("glProgramEnvParametersI4ivNV")) != 0 &
      (glProgramEnvParameterI4uiNV = GLContext.getFunctionAddress("glProgramEnvParameterI4uiNV")) != 0 &
      (glProgramEnvParameterI4uivNV = GLContext.getFunctionAddress("glProgramEnvParameterI4uivNV")) != 0 &
      (glProgramEnvParametersI4uivNV = GLContext.getFunctionAddress("glProgramEnvParametersI4uivNV")) != 0 &
      (glGetProgramLocalParameterIivNV = GLContext.getFunctionAddress("glGetProgramLocalParameterIivNV")) != 0 &
      (glGetProgramLocalParameterIuivNV = GLContext.getFunctionAddress("glGetProgramLocalParameterIuivNV")) != 0 &
      (glGetProgramEnvParameterIivNV = GLContext.getFunctionAddress("glGetProgramEnvParameterIivNV")) != 0 &
      (glGetProgramEnvParameterIuivNV = GLContext.getFunctionAddress("glGetProgramEnvParameterIuivNV")) != 0;
  }


  private boolean NV_gpu_shader5_initNativeFunctionAddresses(Set<String> supported_extensions) {
    return 
      (glUniform1i64NV = GLContext.getFunctionAddress("glUniform1i64NV")) != 0 &
      (glUniform2i64NV = GLContext.getFunctionAddress("glUniform2i64NV")) != 0 &
      (glUniform3i64NV = GLContext.getFunctionAddress("glUniform3i64NV")) != 0 &
      (glUniform4i64NV = GLContext.getFunctionAddress("glUniform4i64NV")) != 0 &
      (glUniform1i64vNV = GLContext.getFunctionAddress("glUniform1i64vNV")) != 0 &
      (glUniform2i64vNV = GLContext.getFunctionAddress("glUniform2i64vNV")) != 0 &
      (glUniform3i64vNV = GLContext.getFunctionAddress("glUniform3i64vNV")) != 0 &
      (glUniform4i64vNV = GLContext.getFunctionAddress("glUniform4i64vNV")) != 0 &
      (glUniform1ui64NV = GLContext.getFunctionAddress("glUniform1ui64NV")) != 0 &
      (glUniform2ui64NV = GLContext.getFunctionAddress("glUniform2ui64NV")) != 0 &
      (glUniform3ui64NV = GLContext.getFunctionAddress("glUniform3ui64NV")) != 0 &
      (glUniform4ui64NV = GLContext.getFunctionAddress("glUniform4ui64NV")) != 0 &
      (glUniform1ui64vNV = GLContext.getFunctionAddress("glUniform1ui64vNV")) != 0 &
      (glUniform2ui64vNV = GLContext.getFunctionAddress("glUniform2ui64vNV")) != 0 &
      (glUniform3ui64vNV = GLContext.getFunctionAddress("glUniform3ui64vNV")) != 0 &
      (glUniform4ui64vNV = GLContext.getFunctionAddress("glUniform4ui64vNV")) != 0 &
      (glGetUniformi64vNV = GLContext.getFunctionAddress("glGetUniformi64vNV")) != 0 &
      (glGetUniformui64vNV = GLContext.getFunctionAddress("glGetUniformui64vNV")) != 0 &
      (!supported_extensions.contains("EXT_direct_state_access") || (glProgramUniform1i64NV = GLContext.getFunctionAddress("glProgramUniform1i64NV")) != 0) &
      (!supported_extensions.contains("EXT_direct_state_access") || (glProgramUniform2i64NV = GLContext.getFunctionAddress("glProgramUniform2i64NV")) != 0) &
      (!supported_extensions.contains("EXT_direct_state_access") || (glProgramUniform3i64NV = GLContext.getFunctionAddress("glProgramUniform3i64NV")) != 0) &
      (!supported_extensions.contains("EXT_direct_state_access") || (glProgramUniform4i64NV = GLContext.getFunctionAddress("glProgramUniform4i64NV")) != 0) &
      (!supported_extensions.contains("EXT_direct_state_access") || (glProgramUniform1i64vNV = GLContext.getFunctionAddress("glProgramUniform1i64vNV")) != 0) &
      (!supported_extensions.contains("EXT_direct_state_access") || (glProgramUniform2i64vNV = GLContext.getFunctionAddress("glProgramUniform2i64vNV")) != 0) &
      (!supported_extensions.contains("EXT_direct_state_access") || (glProgramUniform3i64vNV = GLContext.getFunctionAddress("glProgramUniform3i64vNV")) != 0) &
      (!supported_extensions.contains("EXT_direct_state_access") || (glProgramUniform4i64vNV = GLContext.getFunctionAddress("glProgramUniform4i64vNV")) != 0) &
      (!supported_extensions.contains("EXT_direct_state_access") || (glProgramUniform1ui64NV = GLContext.getFunctionAddress("glProgramUniform1ui64NV")) != 0) &
      (!supported_extensions.contains("EXT_direct_state_access") || (glProgramUniform2ui64NV = GLContext.getFunctionAddress("glProgramUniform2ui64NV")) != 0) &
      (!supported_extensions.contains("EXT_direct_state_access") || (glProgramUniform3ui64NV = GLContext.getFunctionAddress("glProgramUniform3ui64NV")) != 0) &
      (!supported_extensions.contains("EXT_direct_state_access") || (glProgramUniform4ui64NV = GLContext.getFunctionAddress("glProgramUniform4ui64NV")) != 0) &
      (!supported_extensions.contains("EXT_direct_state_access") || (glProgramUniform1ui64vNV = GLContext.getFunctionAddress("glProgramUniform1ui64vNV")) != 0) &
      (!supported_extensions.contains("EXT_direct_state_access") || (glProgramUniform2ui64vNV = GLContext.getFunctionAddress("glProgramUniform2ui64vNV")) != 0) &
      (!supported_extensions.contains("EXT_direct_state_access") || (glProgramUniform3ui64vNV = GLContext.getFunctionAddress("glProgramUniform3ui64vNV")) != 0) &
      (!supported_extensions.contains("EXT_direct_state_access") || (glProgramUniform4ui64vNV = GLContext.getFunctionAddress("glProgramUniform4ui64vNV")) != 0);
  }


  private boolean NV_half_float_initNativeFunctionAddresses() {
    return 
      (glVertex2hNV = GLContext.getFunctionAddress("glVertex2hNV")) != 0 &
      (glVertex3hNV = GLContext.getFunctionAddress("glVertex3hNV")) != 0 &
      (glVertex4hNV = GLContext.getFunctionAddress("glVertex4hNV")) != 0 &
      (glNormal3hNV = GLContext.getFunctionAddress("glNormal3hNV")) != 0 &
      (glColor3hNV = GLContext.getFunctionAddress("glColor3hNV")) != 0 &
      (glColor4hNV = GLContext.getFunctionAddress("glColor4hNV")) != 0 &
      (glTexCoord1hNV = GLContext.getFunctionAddress("glTexCoord1hNV")) != 0 &
      (glTexCoord2hNV = GLContext.getFunctionAddress("glTexCoord2hNV")) != 0 &
      (glTexCoord3hNV = GLContext.getFunctionAddress("glTexCoord3hNV")) != 0 &
      (glTexCoord4hNV = GLContext.getFunctionAddress("glTexCoord4hNV")) != 0 &
      (glMultiTexCoord1hNV = GLContext.getFunctionAddress("glMultiTexCoord1hNV")) != 0 &
      (glMultiTexCoord2hNV = GLContext.getFunctionAddress("glMultiTexCoord2hNV")) != 0 &
      (glMultiTexCoord3hNV = GLContext.getFunctionAddress("glMultiTexCoord3hNV")) != 0 &
      (glMultiTexCoord4hNV = GLContext.getFunctionAddress("glMultiTexCoord4hNV")) != 0 &
      (glFogCoordhNV = GLContext.getFunctionAddress("glFogCoordhNV")) != 0 &
      (glSecondaryColor3hNV = GLContext.getFunctionAddress("glSecondaryColor3hNV")) != 0 &
      ((glVertexWeighthNV = GLContext.getFunctionAddress("glVertexWeighthNV")) != 0 || true) &
      ((glVertexAttrib1hNV = GLContext.getFunctionAddress("glVertexAttrib1hNV")) != 0 || true) &
      ((glVertexAttrib2hNV = GLContext.getFunctionAddress("glVertexAttrib2hNV")) != 0 || true) &
      ((glVertexAttrib3hNV = GLContext.getFunctionAddress("glVertexAttrib3hNV")) != 0 || true) &
      ((glVertexAttrib4hNV = GLContext.getFunctionAddress("glVertexAttrib4hNV")) != 0 || true) &
      ((glVertexAttribs1hvNV = GLContext.getFunctionAddress("glVertexAttribs1hvNV")) != 0 || true) &
      ((glVertexAttribs2hvNV = GLContext.getFunctionAddress("glVertexAttribs2hvNV")) != 0 || true) &
      ((glVertexAttribs3hvNV = GLContext.getFunctionAddress("glVertexAttribs3hvNV")) != 0 || true) &
      ((glVertexAttribs4hvNV = GLContext.getFunctionAddress("glVertexAttribs4hvNV")) != 0 || true);
  }


  private boolean NV_occlusion_query_initNativeFunctionAddresses() {
    return 
      (glGenOcclusionQueriesNV = GLContext.getFunctionAddress("glGenOcclusionQueriesNV")) != 0 &
      (glDeleteOcclusionQueriesNV = GLContext.getFunctionAddress("glDeleteOcclusionQueriesNV")) != 0 &
      (glIsOcclusionQueryNV = GLContext.getFunctionAddress("glIsOcclusionQueryNV")) != 0 &
      (glBeginOcclusionQueryNV = GLContext.getFunctionAddress("glBeginOcclusionQueryNV")) != 0 &
      (glEndOcclusionQueryNV = GLContext.getFunctionAddress("glEndOcclusionQueryNV")) != 0 &
      (glGetOcclusionQueryuivNV = GLContext.getFunctionAddress("glGetOcclusionQueryuivNV")) != 0 &
      (glGetOcclusionQueryivNV = GLContext.getFunctionAddress("glGetOcclusionQueryivNV")) != 0;
  }


  private boolean NV_parameter_buffer_object_initNativeFunctionAddresses() {
    return 
      (glProgramBufferParametersfvNV = GLContext.getFunctionAddress("glProgramBufferParametersfvNV")) != 0 &
      (glProgramBufferParametersIivNV = GLContext.getFunctionAddress("glProgramBufferParametersIivNV")) != 0 &
      (glProgramBufferParametersIuivNV = GLContext.getFunctionAddress("glProgramBufferParametersIuivNV")) != 0;
  }


  private boolean NV_pixel_data_range_initNativeFunctionAddresses() {
    return 
      (glPixelDataRangeNV = GLContext.getFunctionAddress("glPixelDataRangeNV")) != 0 &
      (glFlushPixelDataRangeNV = GLContext.getFunctionAddress("glFlushPixelDataRangeNV")) != 0;
  }


  private boolean NV_point_sprite_initNativeFunctionAddresses() {
    return 
      (glPointParameteriNV = GLContext.getFunctionAddress("glPointParameteriNV")) != 0 &
      (glPointParameterivNV = GLContext.getFunctionAddress("glPointParameterivNV")) != 0;
  }


  private boolean NV_primitive_restart_initNativeFunctionAddresses() {
    return 
      (glPrimitiveRestartNV = GLContext.getFunctionAddress("glPrimitiveRestartNV")) != 0 &
      (glPrimitiveRestartIndexNV = GLContext.getFunctionAddress("glPrimitiveRestartIndexNV")) != 0;
  }


  private boolean NV_program_initNativeFunctionAddresses() {
    return 
      (glLoadProgramNV = GLContext.getFunctionAddress("glLoadProgramNV")) != 0 &
      (glBindProgramNV = GLContext.getFunctionAddress("glBindProgramNV")) != 0 &
      (glDeleteProgramsNV = GLContext.getFunctionAddress("glDeleteProgramsNV")) != 0 &
      (glGenProgramsNV = GLContext.getFunctionAddress("glGenProgramsNV")) != 0 &
      (glGetProgramivNV = GLContext.getFunctionAddress("glGetProgramivNV")) != 0 &
      (glGetProgramStringNV = GLContext.getFunctionAddress("glGetProgramStringNV")) != 0 &
      (glIsProgramNV = GLContext.getFunctionAddress("glIsProgramNV")) != 0 &
      (glAreProgramsResidentNV = GLContext.getFunctionAddress("glAreProgramsResidentNV")) != 0 &
      (glRequestResidentProgramsNV = GLContext.getFunctionAddress("glRequestResidentProgramsNV")) != 0;
  }


  private boolean NV_register_combiners_initNativeFunctionAddresses() {
    return 
      (glCombinerParameterfNV = GLContext.getFunctionAddress("glCombinerParameterfNV")) != 0 &
      (glCombinerParameterfvNV = GLContext.getFunctionAddress("glCombinerParameterfvNV")) != 0 &
      (glCombinerParameteriNV = GLContext.getFunctionAddress("glCombinerParameteriNV")) != 0 &
      (glCombinerParameterivNV = GLContext.getFunctionAddress("glCombinerParameterivNV")) != 0 &
      (glCombinerInputNV = GLContext.getFunctionAddress("glCombinerInputNV")) != 0 &
      (glCombinerOutputNV = GLContext.getFunctionAddress("glCombinerOutputNV")) != 0 &
      (glFinalCombinerInputNV = GLContext.getFunctionAddress("glFinalCombinerInputNV")) != 0 &
      (glGetCombinerInputParameterfvNV = GLContext.getFunctionAddress("glGetCombinerInputParameterfvNV")) != 0 &
      (glGetCombinerInputParameterivNV = GLContext.getFunctionAddress("glGetCombinerInputParameterivNV")) != 0 &
      (glGetCombinerOutputParameterfvNV = GLContext.getFunctionAddress("glGetCombinerOutputParameterfvNV")) != 0 &
      (glGetCombinerOutputParameterivNV = GLContext.getFunctionAddress("glGetCombinerOutputParameterivNV")) != 0 &
      (glGetFinalCombinerInputParameterfvNV = GLContext.getFunctionAddress("glGetFinalCombinerInputParameterfvNV")) != 0 &
      (glGetFinalCombinerInputParameterivNV = GLContext.getFunctionAddress("glGetFinalCombinerInputParameterivNV")) != 0;
  }


  private boolean NV_register_combiners2_initNativeFunctionAddresses() {
    return 
      (glCombinerStageParameterfvNV = GLContext.getFunctionAddress("glCombinerStageParameterfvNV")) != 0 &
      (glGetCombinerStageParameterfvNV = GLContext.getFunctionAddress("glGetCombinerStageParameterfvNV")) != 0;
  }


  private boolean NV_shader_buffer_load_initNativeFunctionAddresses() {
    return 
      (glMakeBufferResidentNV = GLContext.getFunctionAddress("glMakeBufferResidentNV")) != 0 &
      (glMakeBufferNonResidentNV = GLContext.getFunctionAddress("glMakeBufferNonResidentNV")) != 0 &
      (glIsBufferResidentNV = GLContext.getFunctionAddress("glIsBufferResidentNV")) != 0 &
      (glMakeNamedBufferResidentNV = GLContext.getFunctionAddress("glMakeNamedBufferResidentNV")) != 0 &
      (glMakeNamedBufferNonResidentNV = GLContext.getFunctionAddress("glMakeNamedBufferNonResidentNV")) != 0 &
      (glIsNamedBufferResidentNV = GLContext.getFunctionAddress("glIsNamedBufferResidentNV")) != 0 &
      (glGetBufferParameterui64vNV = GLContext.getFunctionAddress("glGetBufferParameterui64vNV")) != 0 &
      (glGetNamedBufferParameterui64vNV = GLContext.getFunctionAddress("glGetNamedBufferParameterui64vNV")) != 0 &
      (glGetIntegerui64vNV = GLContext.getFunctionAddress("glGetIntegerui64vNV")) != 0 &
      (glUniformui64NV = GLContext.getFunctionAddress("glUniformui64NV")) != 0 &
      (glUniformui64vNV = GLContext.getFunctionAddress("glUniformui64vNV")) != 0 &
      (glGetUniformui64vNV = GLContext.getFunctionAddress("glGetUniformui64vNV")) != 0 &
      (glProgramUniformui64NV = GLContext.getFunctionAddress("glProgramUniformui64NV")) != 0 &
      (glProgramUniformui64vNV = GLContext.getFunctionAddress("glProgramUniformui64vNV")) != 0;
  }


  private boolean NV_texture_barrier_initNativeFunctionAddresses() {
    return 
      (glTextureBarrierNV = GLContext.getFunctionAddress("glTextureBarrierNV")) != 0;
  }


  private boolean NV_transform_feedback_initNativeFunctionAddresses() {
    return 
      (glBindBufferRangeNV = GLContext.getFunctionAddress("glBindBufferRangeNV")) != 0 &
      (glBindBufferOffsetNV = GLContext.getFunctionAddress("glBindBufferOffsetNV")) != 0 &
      (glBindBufferBaseNV = GLContext.getFunctionAddress("glBindBufferBaseNV")) != 0 &
      (glTransformFeedbackAttribsNV = GLContext.getFunctionAddress("glTransformFeedbackAttribsNV")) != 0 &
      (glTransformFeedbackVaryingsNV = GLContext.getFunctionAddress("glTransformFeedbackVaryingsNV")) != 0 &
      (glBeginTransformFeedbackNV = GLContext.getFunctionAddress("glBeginTransformFeedbackNV")) != 0 &
      (glEndTransformFeedbackNV = GLContext.getFunctionAddress("glEndTransformFeedbackNV")) != 0 &
      (glGetVaryingLocationNV = GLContext.getFunctionAddress("glGetVaryingLocationNV")) != 0 &
      (glGetActiveVaryingNV = GLContext.getFunctionAddress("glGetActiveVaryingNV")) != 0 &
      (glActiveVaryingNV = GLContext.getFunctionAddress("glActiveVaryingNV")) != 0 &
      (glGetTransformFeedbackVaryingNV = GLContext.getFunctionAddress("glGetTransformFeedbackVaryingNV")) != 0;
  }


  private boolean NV_transform_feedback2_initNativeFunctionAddresses() {
    return 
      (glBindTransformFeedbackNV = GLContext.getFunctionAddress("glBindTransformFeedbackNV")) != 0 &
      (glDeleteTransformFeedbacksNV = GLContext.getFunctionAddress("glDeleteTransformFeedbacksNV")) != 0 &
      (glGenTransformFeedbacksNV = GLContext.getFunctionAddress("glGenTransformFeedbacksNV")) != 0 &
      (glIsTransformFeedbackNV = GLContext.getFunctionAddress("glIsTransformFeedbackNV")) != 0 &
      (glPauseTransformFeedbackNV = GLContext.getFunctionAddress("glPauseTransformFeedbackNV")) != 0 &
      (glResumeTransformFeedbackNV = GLContext.getFunctionAddress("glResumeTransformFeedbackNV")) != 0 &
      (glDrawTransformFeedbackNV = GLContext.getFunctionAddress("glDrawTransformFeedbackNV")) != 0;
  }


  private boolean NV_vertex_array_range_initNativeFunctionAddresses() {
    return 
      (glVertexArrayRangeNV = GLContext.getFunctionAddress("glVertexArrayRangeNV")) != 0 &
      (glFlushVertexArrayRangeNV = GLContext.getFunctionAddress("glFlushVertexArrayRangeNV")) != 0 &
      (glAllocateMemoryNV = GLContext.getPlatformSpecificFunctionAddress("gl", new String[]{"Windows", "Linux"}, new String[]{"wgl", "glX"}, "glAllocateMemoryNV")) != 0 &
      (glFreeMemoryNV = GLContext.getPlatformSpecificFunctionAddress("gl", new String[]{"Windows", "Linux"}, new String[]{"wgl", "glX"}, "glFreeMemoryNV")) != 0;
  }


  private boolean NV_vertex_attrib_integer_64bit_initNativeFunctionAddresses(Set<String> supported_extensions) {
    return 
      (glVertexAttribL1i64NV = GLContext.getFunctionAddress("glVertexAttribL1i64NV")) != 0 &
      (glVertexAttribL2i64NV = GLContext.getFunctionAddress("glVertexAttribL2i64NV")) != 0 &
      (glVertexAttribL3i64NV = GLContext.getFunctionAddress("glVertexAttribL3i64NV")) != 0 &
      (glVertexAttribL4i64NV = GLContext.getFunctionAddress("glVertexAttribL4i64NV")) != 0 &
      (glVertexAttribL1i64vNV = GLContext.getFunctionAddress("glVertexAttribL1i64vNV")) != 0 &
      (glVertexAttribL2i64vNV = GLContext.getFunctionAddress("glVertexAttribL2i64vNV")) != 0 &
      (glVertexAttribL3i64vNV = GLContext.getFunctionAddress("glVertexAttribL3i64vNV")) != 0 &
      (glVertexAttribL4i64vNV = GLContext.getFunctionAddress("glVertexAttribL4i64vNV")) != 0 &
      (glVertexAttribL1ui64NV = GLContext.getFunctionAddress("glVertexAttribL1ui64NV")) != 0 &
      (glVertexAttribL2ui64NV = GLContext.getFunctionAddress("glVertexAttribL2ui64NV")) != 0 &
      (glVertexAttribL3ui64NV = GLContext.getFunctionAddress("glVertexAttribL3ui64NV")) != 0 &
      (glVertexAttribL4ui64NV = GLContext.getFunctionAddress("glVertexAttribL4ui64NV")) != 0 &
      (glVertexAttribL1ui64vNV = GLContext.getFunctionAddress("glVertexAttribL1ui64vNV")) != 0 &
      (glVertexAttribL2ui64vNV = GLContext.getFunctionAddress("glVertexAttribL2ui64vNV")) != 0 &
      (glVertexAttribL3ui64vNV = GLContext.getFunctionAddress("glVertexAttribL3ui64vNV")) != 0 &
      (glVertexAttribL4ui64vNV = GLContext.getFunctionAddress("glVertexAttribL4ui64vNV")) != 0 &
      (glGetVertexAttribLi64vNV = GLContext.getFunctionAddress("glGetVertexAttribLi64vNV")) != 0 &
      (glGetVertexAttribLui64vNV = GLContext.getFunctionAddress("glGetVertexAttribLui64vNV")) != 0 &
      (!supported_extensions.contains("NV_vertex_buffer_unified_memory") || (glVertexAttribLFormatNV = GLContext.getFunctionAddress("glVertexAttribLFormatNV")) != 0);
  }


  private boolean NV_vertex_buffer_unified_memory_initNativeFunctionAddresses() {
    return 
      (glBufferAddressRangeNV = GLContext.getFunctionAddress("glBufferAddressRangeNV")) != 0 &
      (glVertexFormatNV = GLContext.getFunctionAddress("glVertexFormatNV")) != 0 &
      (glNormalFormatNV = GLContext.getFunctionAddress("glNormalFormatNV")) != 0 &
      (glColorFormatNV = GLContext.getFunctionAddress("glColorFormatNV")) != 0 &
      (glIndexFormatNV = GLContext.getFunctionAddress("glIndexFormatNV")) != 0 &
      (glTexCoordFormatNV = GLContext.getFunctionAddress("glTexCoordFormatNV")) != 0 &
      (glEdgeFlagFormatNV = GLContext.getFunctionAddress("glEdgeFlagFormatNV")) != 0 &
      (glSecondaryColorFormatNV = GLContext.getFunctionAddress("glSecondaryColorFormatNV")) != 0 &
      (glFogCoordFormatNV = GLContext.getFunctionAddress("glFogCoordFormatNV")) != 0 &
      (glVertexAttribFormatNV = GLContext.getFunctionAddress("glVertexAttribFormatNV")) != 0 &
      (glVertexAttribIFormatNV = GLContext.getFunctionAddress("glVertexAttribIFormatNV")) != 0 &
      (glGetIntegerui64i_vNV = GLContext.getFunctionAddress("glGetIntegerui64i_vNV")) != 0;
  }


  private boolean NV_vertex_program_initNativeFunctionAddresses() {
    return 
      (glExecuteProgramNV = GLContext.getFunctionAddress("glExecuteProgramNV")) != 0 &
      (glGetProgramParameterfvNV = GLContext.getFunctionAddress("glGetProgramParameterfvNV")) != 0 &
      (glGetProgramParameterdvNV = GLContext.getFunctionAddress("glGetProgramParameterdvNV")) != 0 &
      (glGetTrackMatrixivNV = GLContext.getFunctionAddress("glGetTrackMatrixivNV")) != 0 &
      (glGetVertexAttribfvNV = GLContext.getFunctionAddress("glGetVertexAttribfvNV")) != 0 &
      (glGetVertexAttribdvNV = GLContext.getFunctionAddress("glGetVertexAttribdvNV")) != 0 &
      (glGetVertexAttribivNV = GLContext.getFunctionAddress("glGetVertexAttribivNV")) != 0 &
      (glGetVertexAttribPointervNV = GLContext.getFunctionAddress("glGetVertexAttribPointervNV")) != 0 &
      (glProgramParameter4fNV = GLContext.getFunctionAddress("glProgramParameter4fNV")) != 0 &
      (glProgramParameter4dNV = GLContext.getFunctionAddress("glProgramParameter4dNV")) != 0 &
      (glProgramParameters4fvNV = GLContext.getFunctionAddress("glProgramParameters4fvNV")) != 0 &
      (glProgramParameters4dvNV = GLContext.getFunctionAddress("glProgramParameters4dvNV")) != 0 &
      (glTrackMatrixNV = GLContext.getFunctionAddress("glTrackMatrixNV")) != 0 &
      (glVertexAttribPointerNV = GLContext.getFunctionAddress("glVertexAttribPointerNV")) != 0 &
      (glVertexAttrib1sNV = GLContext.getFunctionAddress("glVertexAttrib1sNV")) != 0 &
      (glVertexAttrib1fNV = GLContext.getFunctionAddress("glVertexAttrib1fNV")) != 0 &
      (glVertexAttrib1dNV = GLContext.getFunctionAddress("glVertexAttrib1dNV")) != 0 &
      (glVertexAttrib2sNV = GLContext.getFunctionAddress("glVertexAttrib2sNV")) != 0 &
      (glVertexAttrib2fNV = GLContext.getFunctionAddress("glVertexAttrib2fNV")) != 0 &
      (glVertexAttrib2dNV = GLContext.getFunctionAddress("glVertexAttrib2dNV")) != 0 &
      (glVertexAttrib3sNV = GLContext.getFunctionAddress("glVertexAttrib3sNV")) != 0 &
      (glVertexAttrib3fNV = GLContext.getFunctionAddress("glVertexAttrib3fNV")) != 0 &
      (glVertexAttrib3dNV = GLContext.getFunctionAddress("glVertexAttrib3dNV")) != 0 &
      (glVertexAttrib4sNV = GLContext.getFunctionAddress("glVertexAttrib4sNV")) != 0 &
      (glVertexAttrib4fNV = GLContext.getFunctionAddress("glVertexAttrib4fNV")) != 0 &
      (glVertexAttrib4dNV = GLContext.getFunctionAddress("glVertexAttrib4dNV")) != 0 &
      (glVertexAttrib4ubNV = GLContext.getFunctionAddress("glVertexAttrib4ubNV")) != 0 &
      (glVertexAttribs1svNV = GLContext.getFunctionAddress("glVertexAttribs1svNV")) != 0 &
      (glVertexAttribs1fvNV = GLContext.getFunctionAddress("glVertexAttribs1fvNV")) != 0 &
      (glVertexAttribs1dvNV = GLContext.getFunctionAddress("glVertexAttribs1dvNV")) != 0 &
      (glVertexAttribs2svNV = GLContext.getFunctionAddress("glVertexAttribs2svNV")) != 0 &
      (glVertexAttribs2fvNV = GLContext.getFunctionAddress("glVertexAttribs2fvNV")) != 0 &
      (glVertexAttribs2dvNV = GLContext.getFunctionAddress("glVertexAttribs2dvNV")) != 0 &
      (glVertexAttribs3svNV = GLContext.getFunctionAddress("glVertexAttribs3svNV")) != 0 &
      (glVertexAttribs3fvNV = GLContext.getFunctionAddress("glVertexAttribs3fvNV")) != 0 &
      (glVertexAttribs3dvNV = GLContext.getFunctionAddress("glVertexAttribs3dvNV")) != 0 &
      (glVertexAttribs4svNV = GLContext.getFunctionAddress("glVertexAttribs4svNV")) != 0 &
      (glVertexAttribs4fvNV = GLContext.getFunctionAddress("glVertexAttribs4fvNV")) != 0 &
      (glVertexAttribs4dvNV = GLContext.getFunctionAddress("glVertexAttribs4dvNV")) != 0;
  }




  private static void remove(Set supported_extensions, String extension) {
    LWJGLUtil.log(extension + " was reported as available but an entry point is missing");
    supported_extensions.remove(extension);
  }


  private Set<String> initAllStubs(boolean forwardCompatible) throws LWJGLException {
    glGetError = GLContext.getFunctionAddress("glGetError");
    glGetString = GLContext.getFunctionAddress("glGetString");
    glGetIntegerv = GLContext.getFunctionAddress("glGetIntegerv");
    glGetStringi = GLContext.getFunctionAddress("glGetStringi");
    GLContext.setCapabilities(this);
    Set<String> supported_extensions = new HashSet<String>(256);
    int profileMask = GLContext.getSupportedExtensions(supported_extensions);
    if ( supported_extensions.contains("OpenGL31") && !(supported_extensions.contains("GL_ARB_compatibility") || (profileMask & GL32.GL_CONTEXT_COMPATIBILITY_PROFILE_BIT) != 0) )
      forwardCompatible = true;
    if (!GL11_initNativeFunctionAddresses(forwardCompatible))
      throw new LWJGLException("GL11 not supported");
    if (supported_extensions.contains("GL_ARB_fragment_program"))
      supported_extensions.add("GL_ARB_program");
    if (supported_extensions.contains("GL_ARB_pixel_buffer_object"))
      supported_extensions.add("GL_ARB_buffer_object");
    if (supported_extensions.contains("GL_ARB_vertex_buffer_object"))
      supported_extensions.add("GL_ARB_buffer_object");
    if (supported_extensions.contains("GL_ARB_vertex_program"))
      supported_extensions.add("GL_ARB_program");
    if (supported_extensions.contains("GL_EXT_pixel_buffer_object"))
      supported_extensions.add("GL_ARB_buffer_object");
    if (supported_extensions.contains("GL_NV_fragment_program"))
      supported_extensions.add("GL_NV_program");
    if (supported_extensions.contains("GL_NV_vertex_program"))
      supported_extensions.add("GL_NV_program");
    if ((supported_extensions.contains("GL_AMD_debug_output") || supported_extensions.contains("GL_AMDX_debug_output")) && !AMD_debug_output_initNativeFunctionAddresses()) {
      remove(supported_extensions, "GL_AMDX_debug_output");
      remove(supported_extensions, "GL_AMD_debug_output");
    }
    if (supported_extensions.contains("GL_AMD_draw_buffers_blend") && !AMD_draw_buffers_blend_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_AMD_draw_buffers_blend");
    if (supported_extensions.contains("GL_AMD_name_gen_delete") && !AMD_name_gen_delete_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_AMD_name_gen_delete");
    if (supported_extensions.contains("GL_AMD_performance_monitor") && !AMD_performance_monitor_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_AMD_performance_monitor");
    if (supported_extensions.contains("GL_AMD_vertex_shader_tessellator") && !AMD_vertex_shader_tessellator_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_AMD_vertex_shader_tessellator");
    if (supported_extensions.contains("GL_APPLE_element_array") && !APPLE_element_array_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_APPLE_element_array");
    if (supported_extensions.contains("GL_APPLE_fence") && !APPLE_fence_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_APPLE_fence");
    if (supported_extensions.contains("GL_APPLE_flush_buffer_range") && !APPLE_flush_buffer_range_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_APPLE_flush_buffer_range");
    if (supported_extensions.contains("GL_APPLE_object_purgeable") && !APPLE_object_purgeable_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_APPLE_object_purgeable");
    if (supported_extensions.contains("GL_APPLE_texture_range") && !APPLE_texture_range_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_APPLE_texture_range");
    if (supported_extensions.contains("GL_APPLE_vertex_array_object") && !APPLE_vertex_array_object_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_APPLE_vertex_array_object");
    if (supported_extensions.contains("GL_APPLE_vertex_array_range") && !APPLE_vertex_array_range_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_APPLE_vertex_array_range");
    if (supported_extensions.contains("GL_APPLE_vertex_program_evaluators") && !APPLE_vertex_program_evaluators_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_APPLE_vertex_program_evaluators");
    if (supported_extensions.contains("GL_ARB_ES2_compatibility") && !ARB_ES2_compatibility_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_ES2_compatibility");
    if (supported_extensions.contains("GL_ARB_blend_func_extended") && !ARB_blend_func_extended_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_blend_func_extended");
    if (supported_extensions.contains("GL_ARB_buffer_object") && !ARB_buffer_object_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_buffer_object");
    if (supported_extensions.contains("GL_ARB_cl_event") && !ARB_cl_event_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_cl_event");
    if (supported_extensions.contains("GL_ARB_color_buffer_float") && !ARB_color_buffer_float_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_color_buffer_float");
    if (supported_extensions.contains("GL_ARB_copy_buffer") && !ARB_copy_buffer_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_copy_buffer");
    if (supported_extensions.contains("GL_ARB_debug_output") && !ARB_debug_output_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_debug_output");
    if (supported_extensions.contains("GL_ARB_draw_buffers") && !ARB_draw_buffers_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_draw_buffers");
    if (supported_extensions.contains("GL_ARB_draw_buffers_blend") && !ARB_draw_buffers_blend_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_draw_buffers_blend");
    if (supported_extensions.contains("GL_ARB_draw_elements_base_vertex") && !ARB_draw_elements_base_vertex_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_draw_elements_base_vertex");
    if (supported_extensions.contains("GL_ARB_draw_indirect") && !ARB_draw_indirect_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_draw_indirect");
    if (supported_extensions.contains("GL_ARB_draw_instanced") && !ARB_draw_instanced_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_draw_instanced");
    if (supported_extensions.contains("GL_ARB_framebuffer_object") && !ARB_framebuffer_object_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_framebuffer_object");
    if (supported_extensions.contains("GL_ARB_geometry_shader4") && !ARB_geometry_shader4_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_geometry_shader4");
    if (supported_extensions.contains("GL_ARB_get_program_binary") && !ARB_get_program_binary_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_get_program_binary");
    if (supported_extensions.contains("GL_ARB_gpu_shader_fp64") && !ARB_gpu_shader_fp64_initNativeFunctionAddresses(supported_extensions))
      remove(supported_extensions, "GL_ARB_gpu_shader_fp64");
    if (supported_extensions.contains("GL_ARB_imaging") && !ARB_imaging_initNativeFunctionAddresses(forwardCompatible))
      remove(supported_extensions, "GL_ARB_imaging");
    if (supported_extensions.contains("GL_ARB_instanced_arrays") && !ARB_instanced_arrays_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_instanced_arrays");
    if (supported_extensions.contains("GL_ARB_map_buffer_range") && !ARB_map_buffer_range_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_map_buffer_range");
    if (supported_extensions.contains("GL_ARB_matrix_palette") && !ARB_matrix_palette_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_matrix_palette");
    if (supported_extensions.contains("GL_ARB_multisample") && !ARB_multisample_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_multisample");
    if (supported_extensions.contains("GL_ARB_multitexture") && !ARB_multitexture_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_multitexture");
    if (supported_extensions.contains("GL_ARB_occlusion_query") && !ARB_occlusion_query_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_occlusion_query");
    if (supported_extensions.contains("GL_ARB_point_parameters") && !ARB_point_parameters_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_point_parameters");
    if (supported_extensions.contains("GL_ARB_program") && !ARB_program_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_program");
    if (supported_extensions.contains("GL_ARB_provoking_vertex") && !ARB_provoking_vertex_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_provoking_vertex");
    if (supported_extensions.contains("GL_ARB_robustness") && !ARB_robustness_initNativeFunctionAddresses(forwardCompatible,supported_extensions))
      remove(supported_extensions, "GL_ARB_robustness");
    if (supported_extensions.contains("GL_ARB_sample_shading") && !ARB_sample_shading_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_sample_shading");
    if (supported_extensions.contains("GL_ARB_sampler_objects") && !ARB_sampler_objects_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_sampler_objects");
    if (supported_extensions.contains("GL_ARB_separate_shader_objects") && !ARB_separate_shader_objects_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_separate_shader_objects");
    if (supported_extensions.contains("GL_ARB_shader_objects") && !ARB_shader_objects_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_shader_objects");
    if (supported_extensions.contains("GL_ARB_shader_subroutine") && !ARB_shader_subroutine_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_shader_subroutine");
    if (supported_extensions.contains("GL_ARB_shading_language_include") && !ARB_shading_language_include_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_shading_language_include");
    if (supported_extensions.contains("GL_ARB_sync") && !ARB_sync_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_sync");
    if (supported_extensions.contains("GL_ARB_tessellation_shader") && !ARB_tessellation_shader_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_tessellation_shader");
    if (supported_extensions.contains("GL_ARB_texture_buffer_object") && !ARB_texture_buffer_object_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_texture_buffer_object");
    if (supported_extensions.contains("GL_ARB_texture_compression") && !ARB_texture_compression_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_texture_compression");
    if (supported_extensions.contains("GL_ARB_texture_multisample") && !ARB_texture_multisample_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_texture_multisample");
    if (supported_extensions.contains("GL_ARB_timer_query") && !ARB_timer_query_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_timer_query");
    if (supported_extensions.contains("GL_ARB_transform_feedback2") && !ARB_transform_feedback2_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_transform_feedback2");
    if (supported_extensions.contains("GL_ARB_transform_feedback3") && !ARB_transform_feedback3_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_transform_feedback3");
    if (supported_extensions.contains("GL_ARB_transpose_matrix") && !ARB_transpose_matrix_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_transpose_matrix");
    if (supported_extensions.contains("GL_ARB_uniform_buffer_object") && !ARB_uniform_buffer_object_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_uniform_buffer_object");
    if (supported_extensions.contains("GL_ARB_vertex_array_object") && !ARB_vertex_array_object_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_vertex_array_object");
    if (supported_extensions.contains("GL_ARB_vertex_attrib_64bit") && !ARB_vertex_attrib_64bit_initNativeFunctionAddresses(supported_extensions))
      remove(supported_extensions, "GL_ARB_vertex_attrib_64bit");
    if (supported_extensions.contains("GL_ARB_vertex_blend") && !ARB_vertex_blend_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_vertex_blend");
    if (supported_extensions.contains("GL_ARB_vertex_program") && !ARB_vertex_program_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_vertex_program");
    if (supported_extensions.contains("GL_ARB_vertex_shader") && !ARB_vertex_shader_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_vertex_shader");
    if (supported_extensions.contains("GL_ARB_vertex_type_2_10_10_10_rev") && !ARB_vertex_type_2_10_10_10_rev_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_vertex_type_2_10_10_10_rev");
    if (supported_extensions.contains("GL_ARB_viewport_array") && !ARB_viewport_array_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ARB_viewport_array");
    if (supported_extensions.contains("GL_ARB_window_pos") && !ARB_window_pos_initNativeFunctionAddresses(forwardCompatible))
      remove(supported_extensions, "GL_ARB_window_pos");
    if (supported_extensions.contains("GL_ATI_draw_buffers") && !ATI_draw_buffers_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ATI_draw_buffers");
    if (supported_extensions.contains("GL_ATI_element_array") && !ATI_element_array_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ATI_element_array");
    if (supported_extensions.contains("GL_ATI_envmap_bumpmap") && !ATI_envmap_bumpmap_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ATI_envmap_bumpmap");
    if (supported_extensions.contains("GL_ATI_fragment_shader") && !ATI_fragment_shader_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ATI_fragment_shader");
    if (supported_extensions.contains("GL_ATI_map_object_buffer") && !ATI_map_object_buffer_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ATI_map_object_buffer");
    if (supported_extensions.contains("GL_ATI_pn_triangles") && !ATI_pn_triangles_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ATI_pn_triangles");
    if (supported_extensions.contains("GL_ATI_separate_stencil") && !ATI_separate_stencil_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ATI_separate_stencil");
    if (supported_extensions.contains("GL_ATI_vertex_array_object") && !ATI_vertex_array_object_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ATI_vertex_array_object");
    if (supported_extensions.contains("GL_ATI_vertex_attrib_array_object") && !ATI_vertex_attrib_array_object_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ATI_vertex_attrib_array_object");
    if (supported_extensions.contains("GL_ATI_vertex_streams") && !ATI_vertex_streams_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_ATI_vertex_streams");
    if (supported_extensions.contains("GL_EXT_bindable_uniform") && !EXT_bindable_uniform_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_EXT_bindable_uniform");
    if (supported_extensions.contains("GL_EXT_blend_color") && !EXT_blend_color_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_EXT_blend_color");
    if (supported_extensions.contains("GL_EXT_blend_equation_separate") && !EXT_blend_equation_separate_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_EXT_blend_equation_separate");
    if (supported_extensions.contains("GL_EXT_blend_func_separate") && !EXT_blend_func_separate_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_EXT_blend_func_separate");
    if (supported_extensions.contains("GL_EXT_blend_minmax") && !EXT_blend_minmax_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_EXT_blend_minmax");
    if (supported_extensions.contains("GL_EXT_compiled_vertex_array") && !EXT_compiled_vertex_array_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_EXT_compiled_vertex_array");
    if (supported_extensions.contains("GL_EXT_depth_bounds_test") && !EXT_depth_bounds_test_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_EXT_depth_bounds_test");
    supported_extensions.add("GL_EXT_direct_state_access");
    if (supported_extensions.contains("GL_EXT_direct_state_access") && !EXT_direct_state_access_initNativeFunctionAddresses(forwardCompatible,supported_extensions))
      remove(supported_extensions, "GL_EXT_direct_state_access");
    if (supported_extensions.contains("GL_EXT_draw_buffers2") && !EXT_draw_buffers2_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_EXT_draw_buffers2");
    if (supported_extensions.contains("GL_EXT_draw_instanced") && !EXT_draw_instanced_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_EXT_draw_instanced");
    if (supported_extensions.contains("GL_EXT_draw_range_elements") && !EXT_draw_range_elements_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_EXT_draw_range_elements");
    if (supported_extensions.contains("GL_EXT_fog_coord") && !EXT_fog_coord_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_EXT_fog_coord");
    if (supported_extensions.contains("GL_EXT_framebuffer_blit") && !EXT_framebuffer_blit_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_EXT_framebuffer_blit");
    if (supported_extensions.contains("GL_EXT_framebuffer_multisample") && !EXT_framebuffer_multisample_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_EXT_framebuffer_multisample");
    if (supported_extensions.contains("GL_EXT_framebuffer_object") && !EXT_framebuffer_object_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_EXT_framebuffer_object");
    if (supported_extensions.contains("GL_EXT_geometry_shader4") && !EXT_geometry_shader4_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_EXT_geometry_shader4");
    if (supported_extensions.contains("GL_EXT_gpu_program_parameters") && !EXT_gpu_program_parameters_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_EXT_gpu_program_parameters");
    if (supported_extensions.contains("GL_EXT_gpu_shader4") && !EXT_gpu_shader4_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_EXT_gpu_shader4");
    if (supported_extensions.contains("GL_EXT_multi_draw_arrays") && !EXT_multi_draw_arrays_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_EXT_multi_draw_arrays");
    if (supported_extensions.contains("GL_EXT_paletted_texture") && !EXT_paletted_texture_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_EXT_paletted_texture");
    if (supported_extensions.contains("GL_EXT_point_parameters") && !EXT_point_parameters_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_EXT_point_parameters");
    if (supported_extensions.contains("GL_EXT_provoking_vertex") && !EXT_provoking_vertex_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_EXT_provoking_vertex");
    if (supported_extensions.contains("GL_EXT_secondary_color") && !EXT_secondary_color_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_EXT_secondary_color");
    if (supported_extensions.contains("GL_EXT_separate_shader_objects") && !EXT_separate_shader_objects_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_EXT_separate_shader_objects");
    if (supported_extensions.contains("GL_EXT_shader_image_load_store") && !EXT_shader_image_load_store_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_EXT_shader_image_load_store");
    if (supported_extensions.contains("GL_EXT_stencil_clear_tag") && !EXT_stencil_clear_tag_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_EXT_stencil_clear_tag");
    if (supported_extensions.contains("GL_EXT_stencil_two_side") && !EXT_stencil_two_side_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_EXT_stencil_two_side");
    if (supported_extensions.contains("GL_EXT_texture_array") && !EXT_texture_array_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_EXT_texture_array");
    if (supported_extensions.contains("GL_EXT_texture_buffer_object") && !EXT_texture_buffer_object_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_EXT_texture_buffer_object");
    if (supported_extensions.contains("GL_EXT_texture_integer") && !EXT_texture_integer_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_EXT_texture_integer");
    if (supported_extensions.contains("GL_EXT_timer_query") && !EXT_timer_query_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_EXT_timer_query");
    if (supported_extensions.contains("GL_EXT_transform_feedback") && !EXT_transform_feedback_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_EXT_transform_feedback");
    if (supported_extensions.contains("GL_EXT_vertex_attrib_64bit") && !EXT_vertex_attrib_64bit_initNativeFunctionAddresses(supported_extensions))
      remove(supported_extensions, "GL_EXT_vertex_attrib_64bit");
    if (supported_extensions.contains("GL_EXT_vertex_shader") && !EXT_vertex_shader_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_EXT_vertex_shader");
    if (supported_extensions.contains("GL_EXT_vertex_weighting") && !EXT_vertex_weighting_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_EXT_vertex_weighting");
    if (supported_extensions.contains("OpenGL12") && !GL12_initNativeFunctionAddresses())
      remove(supported_extensions, "OpenGL12");
    if (supported_extensions.contains("OpenGL13") && !GL13_initNativeFunctionAddresses(forwardCompatible))
      remove(supported_extensions, "OpenGL13");
    if (supported_extensions.contains("OpenGL14") && !GL14_initNativeFunctionAddresses(forwardCompatible))
      remove(supported_extensions, "OpenGL14");
    if (supported_extensions.contains("OpenGL15") && !GL15_initNativeFunctionAddresses())
      remove(supported_extensions, "OpenGL15");
    if (supported_extensions.contains("OpenGL20") && !GL20_initNativeFunctionAddresses())
      remove(supported_extensions, "OpenGL20");
    if (supported_extensions.contains("OpenGL21") && !GL21_initNativeFunctionAddresses())
      remove(supported_extensions, "OpenGL21");
    if (supported_extensions.contains("OpenGL30") && !GL30_initNativeFunctionAddresses())
      remove(supported_extensions, "OpenGL30");
    if (supported_extensions.contains("OpenGL31") && !GL31_initNativeFunctionAddresses())
      remove(supported_extensions, "OpenGL31");
    if (supported_extensions.contains("OpenGL32") && !GL32_initNativeFunctionAddresses())
      remove(supported_extensions, "OpenGL32");
    if (supported_extensions.contains("OpenGL33") && !GL33_initNativeFunctionAddresses(forwardCompatible))
      remove(supported_extensions, "OpenGL33");
    if (supported_extensions.contains("OpenGL40") && !GL40_initNativeFunctionAddresses())
      remove(supported_extensions, "OpenGL40");
    if (supported_extensions.contains("OpenGL41") && !GL41_initNativeFunctionAddresses())
      remove(supported_extensions, "OpenGL41");
    if (supported_extensions.contains("GL_GREMEDY_string_marker") && !GREMEDY_string_marker_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_GREMEDY_string_marker");
    if (supported_extensions.contains("GL_NV_conditional_render") && !NV_conditional_render_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_NV_conditional_render");
    if (supported_extensions.contains("GL_NV_copy_image") && !NV_copy_image_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_NV_copy_image");
    if (supported_extensions.contains("GL_NV_depth_buffer_float") && !NV_depth_buffer_float_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_NV_depth_buffer_float");
    if (supported_extensions.contains("GL_NV_evaluators") && !NV_evaluators_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_NV_evaluators");
    if (supported_extensions.contains("GL_NV_explicit_multisample") && !NV_explicit_multisample_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_NV_explicit_multisample");
    if (supported_extensions.contains("GL_NV_fence") && !NV_fence_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_NV_fence");
    if (supported_extensions.contains("GL_NV_fragment_program") && !NV_fragment_program_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_NV_fragment_program");
    if (supported_extensions.contains("GL_NV_framebuffer_multisample_coverage") && !NV_framebuffer_multisample_coverage_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_NV_framebuffer_multisample_coverage");
    if (supported_extensions.contains("GL_NV_geometry_program4") && !NV_geometry_program4_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_NV_geometry_program4");
    if (supported_extensions.contains("GL_NV_gpu_program4") && !NV_gpu_program4_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_NV_gpu_program4");
    if (supported_extensions.contains("GL_NV_gpu_shader5") && !NV_gpu_shader5_initNativeFunctionAddresses(supported_extensions))
      remove(supported_extensions, "GL_NV_gpu_shader5");
    if (supported_extensions.contains("GL_NV_half_float") && !NV_half_float_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_NV_half_float");
    if (supported_extensions.contains("GL_NV_occlusion_query") && !NV_occlusion_query_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_NV_occlusion_query");
    if (supported_extensions.contains("GL_NV_parameter_buffer_object") && !NV_parameter_buffer_object_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_NV_parameter_buffer_object");
    if (supported_extensions.contains("GL_NV_pixel_data_range") && !NV_pixel_data_range_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_NV_pixel_data_range");
    if (supported_extensions.contains("GL_NV_point_sprite") && !NV_point_sprite_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_NV_point_sprite");
    supported_extensions.add("GL_NV_primitive_restart");
    if (supported_extensions.contains("GL_NV_primitive_restart") && !NV_primitive_restart_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_NV_primitive_restart");
    if (supported_extensions.contains("GL_NV_program") && !NV_program_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_NV_program");
    if (supported_extensions.contains("GL_NV_register_combiners") && !NV_register_combiners_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_NV_register_combiners");
    if (supported_extensions.contains("GL_NV_register_combiners2") && !NV_register_combiners2_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_NV_register_combiners2");
    if (supported_extensions.contains("GL_NV_shader_buffer_load") && !NV_shader_buffer_load_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_NV_shader_buffer_load");
    if (supported_extensions.contains("GL_NV_texture_barrier") && !NV_texture_barrier_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_NV_texture_barrier");
    if (supported_extensions.contains("GL_NV_transform_feedback") && !NV_transform_feedback_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_NV_transform_feedback");
    if (supported_extensions.contains("GL_NV_transform_feedback2") && !NV_transform_feedback2_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_NV_transform_feedback2");
    if (supported_extensions.contains("GL_NV_vertex_array_range") && !NV_vertex_array_range_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_NV_vertex_array_range");
    if (supported_extensions.contains("GL_NV_vertex_attrib_integer_64bit") && !NV_vertex_attrib_integer_64bit_initNativeFunctionAddresses(supported_extensions))
      remove(supported_extensions, "GL_NV_vertex_attrib_integer_64bit");
    if (supported_extensions.contains("GL_NV_vertex_buffer_unified_memory") && !NV_vertex_buffer_unified_memory_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_NV_vertex_buffer_unified_memory");
    if (supported_extensions.contains("GL_NV_vertex_program") && !NV_vertex_program_initNativeFunctionAddresses())
      remove(supported_extensions, "GL_NV_vertex_program");
    return supported_extensions;
  }


  static void unloadAllStubs() {
  }


  ContextCapabilities(boolean forwardCompatible) throws LWJGLException {
    Set<String> supported_extensions = initAllStubs(forwardCompatible);
    this.GL_AMD_conservative_depth = supported_extensions.contains("GL_AMD_conservative_depth");
    this.GL_AMD_debug_output = supported_extensions.contains("GL_AMD_debug_output")
      || supported_extensions.contains("GL_AMDX_debug_output");
    this.GL_AMD_depth_clamp_separate = supported_extensions.contains("GL_AMD_depth_clamp_separate");
    this.GL_AMD_draw_buffers_blend = supported_extensions.contains("GL_AMD_draw_buffers_blend");
    this.GL_AMD_name_gen_delete = supported_extensions.contains("GL_AMD_name_gen_delete");
    this.GL_AMD_performance_monitor = supported_extensions.contains("GL_AMD_performance_monitor");
    this.GL_AMD_seamless_cubemap_per_texture = supported_extensions.contains("GL_AMD_seamless_cubemap_per_texture");
    this.GL_AMD_shader_stencil_export = supported_extensions.contains("GL_AMD_shader_stencil_export");
    this.GL_AMD_texture_texture4 = supported_extensions.contains("GL_AMD_texture_texture4");
    this.GL_AMD_transform_feedback3_lines_triangles = supported_extensions.contains("GL_AMD_transform_feedback3_lines_triangles");
    this.GL_AMD_vertex_shader_tessellator = supported_extensions.contains("GL_AMD_vertex_shader_tessellator");
    this.GL_APPLE_aux_depth_stencil = supported_extensions.contains("GL_APPLE_aux_depth_stencil");
    this.GL_APPLE_client_storage = supported_extensions.contains("GL_APPLE_client_storage");
    this.GL_APPLE_element_array = supported_extensions.contains("GL_APPLE_element_array");
    this.GL_APPLE_fence = supported_extensions.contains("GL_APPLE_fence");
    this.GL_APPLE_float_pixels = supported_extensions.contains("GL_APPLE_float_pixels");
    this.GL_APPLE_flush_buffer_range = supported_extensions.contains("GL_APPLE_flush_buffer_range");
    this.GL_APPLE_object_purgeable = supported_extensions.contains("GL_APPLE_object_purgeable");
    this.GL_APPLE_packed_pixels = supported_extensions.contains("GL_APPLE_packed_pixels");
    this.GL_APPLE_rgb_422 = supported_extensions.contains("GL_APPLE_rgb_422");
    this.GL_APPLE_row_bytes = supported_extensions.contains("GL_APPLE_row_bytes");
    this.GL_APPLE_texture_range = supported_extensions.contains("GL_APPLE_texture_range");
    this.GL_APPLE_vertex_array_object = supported_extensions.contains("GL_APPLE_vertex_array_object");
    this.GL_APPLE_vertex_array_range = supported_extensions.contains("GL_APPLE_vertex_array_range");
    this.GL_APPLE_vertex_program_evaluators = supported_extensions.contains("GL_APPLE_vertex_program_evaluators");
    this.GL_APPLE_ycbcr_422 = supported_extensions.contains("GL_APPLE_ycbcr_422");
    this.GL_ARB_ES2_compatibility = supported_extensions.contains("GL_ARB_ES2_compatibility");
    this.GL_ARB_blend_func_extended = supported_extensions.contains("GL_ARB_blend_func_extended");
    this.GL_ARB_cl_event = supported_extensions.contains("GL_ARB_cl_event");
    this.GL_ARB_color_buffer_float = supported_extensions.contains("GL_ARB_color_buffer_float");
    this.GL_ARB_compatibility = supported_extensions.contains("GL_ARB_compatibility");
    this.GL_ARB_copy_buffer = supported_extensions.contains("GL_ARB_copy_buffer");
    this.GL_ARB_debug_output = supported_extensions.contains("GL_ARB_debug_output");
    this.GL_ARB_depth_buffer_float = supported_extensions.contains("GL_ARB_depth_buffer_float");
    this.GL_ARB_depth_clamp = supported_extensions.contains("GL_ARB_depth_clamp");
    this.GL_ARB_depth_texture = supported_extensions.contains("GL_ARB_depth_texture");
    this.GL_ARB_draw_buffers = supported_extensions.contains("GL_ARB_draw_buffers");
    this.GL_ARB_draw_buffers_blend = supported_extensions.contains("GL_ARB_draw_buffers_blend");
    this.GL_ARB_draw_elements_base_vertex = supported_extensions.contains("GL_ARB_draw_elements_base_vertex");
    this.GL_ARB_draw_indirect = supported_extensions.contains("GL_ARB_draw_indirect");
    this.GL_ARB_draw_instanced = supported_extensions.contains("GL_ARB_draw_instanced");
    this.GL_ARB_explicit_attrib_location = supported_extensions.contains("GL_ARB_explicit_attrib_location");
    this.GL_ARB_fragment_coord_conventions = supported_extensions.contains("GL_ARB_fragment_coord_conventions");
    this.GL_ARB_fragment_program = supported_extensions.contains("GL_ARB_fragment_program")
      && supported_extensions.contains("GL_ARB_program");
    this.GL_ARB_fragment_program_shadow = supported_extensions.contains("GL_ARB_fragment_program_shadow");
    this.GL_ARB_fragment_shader = supported_extensions.contains("GL_ARB_fragment_shader");
    this.GL_ARB_framebuffer_object = supported_extensions.contains("GL_ARB_framebuffer_object");
    this.GL_ARB_framebuffer_sRGB = supported_extensions.contains("GL_ARB_framebuffer_sRGB");
    this.GL_ARB_geometry_shader4 = supported_extensions.contains("GL_ARB_geometry_shader4");
    this.GL_ARB_get_program_binary = supported_extensions.contains("GL_ARB_get_program_binary");
    this.GL_ARB_gpu_shader5 = supported_extensions.contains("GL_ARB_gpu_shader5");
    this.GL_ARB_gpu_shader_fp64 = supported_extensions.contains("GL_ARB_gpu_shader_fp64");
    this.GL_ARB_half_float_pixel = supported_extensions.contains("GL_ARB_half_float_pixel");
    this.GL_ARB_half_float_vertex = supported_extensions.contains("GL_ARB_half_float_vertex");
    this.GL_ARB_imaging = supported_extensions.contains("GL_ARB_imaging");
    this.GL_ARB_instanced_arrays = supported_extensions.contains("GL_ARB_instanced_arrays");
    this.GL_ARB_map_buffer_range = supported_extensions.contains("GL_ARB_map_buffer_range");
    this.GL_ARB_matrix_palette = supported_extensions.contains("GL_ARB_matrix_palette");
    this.GL_ARB_multisample = supported_extensions.contains("GL_ARB_multisample");
    this.GL_ARB_multitexture = supported_extensions.contains("GL_ARB_multitexture");
    this.GL_ARB_occlusion_query = supported_extensions.contains("GL_ARB_occlusion_query");
    this.GL_ARB_occlusion_query2 = supported_extensions.contains("GL_ARB_occlusion_query2");
    this.GL_ARB_pixel_buffer_object = supported_extensions.contains("GL_ARB_pixel_buffer_object")
      && supported_extensions.contains("GL_ARB_buffer_object");
    this.GL_ARB_point_parameters = supported_extensions.contains("GL_ARB_point_parameters");
    this.GL_ARB_point_sprite = supported_extensions.contains("GL_ARB_point_sprite");
    this.GL_ARB_provoking_vertex = supported_extensions.contains("GL_ARB_provoking_vertex");
    this.GL_ARB_robustness = supported_extensions.contains("GL_ARB_robustness");
    this.GL_ARB_sample_shading = supported_extensions.contains("GL_ARB_sample_shading");
    this.GL_ARB_sampler_objects = supported_extensions.contains("GL_ARB_sampler_objects");
    this.GL_ARB_seamless_cube_map = supported_extensions.contains("GL_ARB_seamless_cube_map");
    this.GL_ARB_separate_shader_objects = supported_extensions.contains("GL_ARB_separate_shader_objects");
    this.GL_ARB_shader_bit_encoding = supported_extensions.contains("GL_ARB_shader_bit_encoding");
    this.GL_ARB_shader_objects = supported_extensions.contains("GL_ARB_shader_objects");
    this.GL_ARB_shader_precision = supported_extensions.contains("GL_ARB_shader_precision");
    this.GL_ARB_shader_stencil_export = supported_extensions.contains("GL_ARB_shader_stencil_export");
    this.GL_ARB_shader_subroutine = supported_extensions.contains("GL_ARB_shader_subroutine");
    this.GL_ARB_shader_texture_lod = supported_extensions.contains("GL_ARB_shader_texture_lod");
    this.GL_ARB_shading_language_100 = supported_extensions.contains("GL_ARB_shading_language_100");
    this.GL_ARB_shading_language_include = supported_extensions.contains("GL_ARB_shading_language_include");
    this.GL_ARB_shadow = supported_extensions.contains("GL_ARB_shadow");
    this.GL_ARB_shadow_ambient = supported_extensions.contains("GL_ARB_shadow_ambient");
    this.GL_ARB_sync = supported_extensions.contains("GL_ARB_sync");
    this.GL_ARB_tessellation_shader = supported_extensions.contains("GL_ARB_tessellation_shader");
    this.GL_ARB_texture_border_clamp = supported_extensions.contains("GL_ARB_texture_border_clamp");
    this.GL_ARB_texture_buffer_object = supported_extensions.contains("GL_ARB_texture_buffer_object");
    this.GL_ARB_texture_buffer_object_rgb32 = supported_extensions.contains("GL_ARB_texture_buffer_object_rgb32")
      || supported_extensions.contains("GL_EXT_texture_buffer_object_rgb32");
    this.GL_ARB_texture_compression = supported_extensions.contains("GL_ARB_texture_compression");
    this.GL_ARB_texture_compression_bptc = supported_extensions.contains("GL_ARB_texture_compression_bptc")
      || supported_extensions.contains("GL_EXT_texture_compression_bptc");
    this.GL_ARB_texture_compression_rgtc = supported_extensions.contains("GL_ARB_texture_compression_rgtc");
    this.GL_ARB_texture_cube_map = supported_extensions.contains("GL_ARB_texture_cube_map");
    this.GL_ARB_texture_cube_map_array = supported_extensions.contains("GL_ARB_texture_cube_map_array");
    this.GL_ARB_texture_env_add = supported_extensions.contains("GL_ARB_texture_env_add");
    this.GL_ARB_texture_env_combine = supported_extensions.contains("GL_ARB_texture_env_combine");
    this.GL_ARB_texture_env_crossbar = supported_extensions.contains("GL_ARB_texture_env_crossbar");
    this.GL_ARB_texture_env_dot3 = supported_extensions.contains("GL_ARB_texture_env_dot3");
    this.GL_ARB_texture_float = supported_extensions.contains("GL_ARB_texture_float");
    this.GL_ARB_texture_gather = supported_extensions.contains("GL_ARB_texture_gather");
    this.GL_ARB_texture_mirrored_repeat = supported_extensions.contains("GL_ARB_texture_mirrored_repeat");
    this.GL_ARB_texture_multisample = supported_extensions.contains("GL_ARB_texture_multisample");
    this.GL_ARB_texture_non_power_of_two = supported_extensions.contains("GL_ARB_texture_non_power_of_two");
    this.GL_ARB_texture_query_lod = supported_extensions.contains("GL_ARB_texture_query_lod");
    this.GL_ARB_texture_rectangle = supported_extensions.contains("GL_ARB_texture_rectangle");
    this.GL_ARB_texture_rg = supported_extensions.contains("GL_ARB_texture_rg");
    this.GL_ARB_texture_rgb10_a2ui = supported_extensions.contains("GL_ARB_texture_rgb10_a2ui");
    this.GL_ARB_texture_swizzle = supported_extensions.contains("GL_ARB_texture_swizzle");
    this.GL_ARB_timer_query = supported_extensions.contains("GL_ARB_timer_query");
    this.GL_ARB_transform_feedback2 = supported_extensions.contains("GL_ARB_transform_feedback2");
    this.GL_ARB_transform_feedback3 = supported_extensions.contains("GL_ARB_transform_feedback3");
    this.GL_ARB_transpose_matrix = supported_extensions.contains("GL_ARB_transpose_matrix");
    this.GL_ARB_uniform_buffer_object = supported_extensions.contains("GL_ARB_uniform_buffer_object");
    this.GL_ARB_vertex_array_bgra = supported_extensions.contains("GL_ARB_vertex_array_bgra");
    this.GL_ARB_vertex_array_object = supported_extensions.contains("GL_ARB_vertex_array_object");
    this.GL_ARB_vertex_attrib_64bit = supported_extensions.contains("GL_ARB_vertex_attrib_64bit");
    this.GL_ARB_vertex_blend = supported_extensions.contains("GL_ARB_vertex_blend");
    this.GL_ARB_vertex_buffer_object = supported_extensions.contains("GL_ARB_vertex_buffer_object")
      && supported_extensions.contains("GL_ARB_buffer_object");
    this.GL_ARB_vertex_program = supported_extensions.contains("GL_ARB_vertex_program")
      && supported_extensions.contains("GL_ARB_program");
    this.GL_ARB_vertex_shader = supported_extensions.contains("GL_ARB_vertex_shader");
    this.GL_ARB_vertex_type_2_10_10_10_rev = supported_extensions.contains("GL_ARB_vertex_type_2_10_10_10_rev");
    this.GL_ARB_viewport_array = supported_extensions.contains("GL_ARB_viewport_array");
    this.GL_ARB_window_pos = supported_extensions.contains("GL_ARB_window_pos");
    this.GL_ATI_draw_buffers = supported_extensions.contains("GL_ATI_draw_buffers");
    this.GL_ATI_element_array = supported_extensions.contains("GL_ATI_element_array");
    this.GL_ATI_envmap_bumpmap = supported_extensions.contains("GL_ATI_envmap_bumpmap");
    this.GL_ATI_fragment_shader = supported_extensions.contains("GL_ATI_fragment_shader");
    this.GL_ATI_map_object_buffer = supported_extensions.contains("GL_ATI_map_object_buffer");
    this.GL_ATI_meminfo = supported_extensions.contains("GL_ATI_meminfo");
    this.GL_ATI_pn_triangles = supported_extensions.contains("GL_ATI_pn_triangles");
    this.GL_ATI_separate_stencil = supported_extensions.contains("GL_ATI_separate_stencil");
    this.GL_ATI_shader_texture_lod = supported_extensions.contains("GL_ATI_shader_texture_lod");
    this.GL_ATI_text_fragment_shader = supported_extensions.contains("GL_ATI_text_fragment_shader");
    this.GL_ATI_texture_compression_3dc = supported_extensions.contains("GL_ATI_texture_compression_3dc");
    this.GL_ATI_texture_env_combine3 = supported_extensions.contains("GL_ATI_texture_env_combine3");
    this.GL_ATI_texture_float = supported_extensions.contains("GL_ATI_texture_float");
    this.GL_ATI_texture_mirror_once = supported_extensions.contains("GL_ATI_texture_mirror_once");
    this.GL_ATI_vertex_array_object = supported_extensions.contains("GL_ATI_vertex_array_object");
    this.GL_ATI_vertex_attrib_array_object = supported_extensions.contains("GL_ATI_vertex_attrib_array_object");
    this.GL_ATI_vertex_streams = supported_extensions.contains("GL_ATI_vertex_streams");
    this.GL_EXT_abgr = supported_extensions.contains("GL_EXT_abgr");
    this.GL_EXT_bgra = supported_extensions.contains("GL_EXT_bgra");
    this.GL_EXT_bindable_uniform = supported_extensions.contains("GL_EXT_bindable_uniform");
    this.GL_EXT_blend_color = supported_extensions.contains("GL_EXT_blend_color");
    this.GL_EXT_blend_equation_separate = supported_extensions.contains("GL_EXT_blend_equation_separate");
    this.GL_EXT_blend_func_separate = supported_extensions.contains("GL_EXT_blend_func_separate");
    this.GL_EXT_blend_minmax = supported_extensions.contains("GL_EXT_blend_minmax");
    this.GL_EXT_blend_subtract = supported_extensions.contains("GL_EXT_blend_subtract");
    this.GL_EXT_Cg_shader = supported_extensions.contains("GL_EXT_Cg_shader");
    this.GL_EXT_compiled_vertex_array = supported_extensions.contains("GL_EXT_compiled_vertex_array");
    this.GL_EXT_depth_bounds_test = supported_extensions.contains("GL_EXT_depth_bounds_test");
    this.GL_EXT_direct_state_access = supported_extensions.contains("GL_EXT_direct_state_access");
    this.GL_EXT_draw_buffers2 = supported_extensions.contains("GL_EXT_draw_buffers2");
    this.GL_EXT_draw_instanced = supported_extensions.contains("GL_EXT_draw_instanced");
    this.GL_EXT_draw_range_elements = supported_extensions.contains("GL_EXT_draw_range_elements");
    this.GL_EXT_fog_coord = supported_extensions.contains("GL_EXT_fog_coord");
    this.GL_EXT_framebuffer_blit = supported_extensions.contains("GL_EXT_framebuffer_blit");
    this.GL_EXT_framebuffer_multisample = supported_extensions.contains("GL_EXT_framebuffer_multisample");
    this.GL_EXT_framebuffer_object = supported_extensions.contains("GL_EXT_framebuffer_object");
    this.GL_EXT_framebuffer_sRGB = supported_extensions.contains("GL_EXT_framebuffer_sRGB");
    this.GL_EXT_geometry_shader4 = supported_extensions.contains("GL_EXT_geometry_shader4");
    this.GL_EXT_gpu_program_parameters = supported_extensions.contains("GL_EXT_gpu_program_parameters");
    this.GL_EXT_gpu_shader4 = supported_extensions.contains("GL_EXT_gpu_shader4");
    this.GL_EXT_multi_draw_arrays = supported_extensions.contains("GL_EXT_multi_draw_arrays");
    this.GL_EXT_packed_depth_stencil = supported_extensions.contains("GL_EXT_packed_depth_stencil");
    this.GL_EXT_packed_float = supported_extensions.contains("GL_EXT_packed_float");
    this.GL_EXT_packed_pixels = supported_extensions.contains("GL_EXT_packed_pixels");
    this.GL_EXT_paletted_texture = supported_extensions.contains("GL_EXT_paletted_texture");
    this.GL_EXT_pixel_buffer_object = supported_extensions.contains("GL_EXT_pixel_buffer_object")
      && supported_extensions.contains("GL_ARB_buffer_object");
    this.GL_EXT_point_parameters = supported_extensions.contains("GL_EXT_point_parameters");
    this.GL_EXT_provoking_vertex = supported_extensions.contains("GL_EXT_provoking_vertex");
    this.GL_EXT_rescale_normal = supported_extensions.contains("GL_EXT_rescale_normal");
    this.GL_EXT_secondary_color = supported_extensions.contains("GL_EXT_secondary_color");
    this.GL_EXT_separate_shader_objects = supported_extensions.contains("GL_EXT_separate_shader_objects");
    this.GL_EXT_separate_specular_color = supported_extensions.contains("GL_EXT_separate_specular_color");
    this.GL_EXT_shader_image_load_store = supported_extensions.contains("GL_EXT_shader_image_load_store");
    this.GL_EXT_shadow_funcs = supported_extensions.contains("GL_EXT_shadow_funcs");
    this.GL_EXT_shared_texture_palette = supported_extensions.contains("GL_EXT_shared_texture_palette");
    this.GL_EXT_stencil_clear_tag = supported_extensions.contains("GL_EXT_stencil_clear_tag");
    this.GL_EXT_stencil_two_side = supported_extensions.contains("GL_EXT_stencil_two_side");
    this.GL_EXT_stencil_wrap = supported_extensions.contains("GL_EXT_stencil_wrap");
    this.GL_EXT_texture_3d = supported_extensions.contains("GL_EXT_texture_3d");
    this.GL_EXT_texture_array = supported_extensions.contains("GL_EXT_texture_array");
    this.GL_EXT_texture_buffer_object = supported_extensions.contains("GL_EXT_texture_buffer_object");
    this.GL_EXT_texture_compression_latc = supported_extensions.contains("GL_EXT_texture_compression_latc");
    this.GL_EXT_texture_compression_rgtc = supported_extensions.contains("GL_EXT_texture_compression_rgtc");
    this.GL_EXT_texture_compression_s3tc = supported_extensions.contains("GL_EXT_texture_compression_s3tc");
    this.GL_EXT_texture_env_combine = supported_extensions.contains("GL_EXT_texture_env_combine");
    this.GL_EXT_texture_env_dot3 = supported_extensions.contains("GL_EXT_texture_env_dot3");
    this.GL_EXT_texture_filter_anisotropic = supported_extensions.contains("GL_EXT_texture_filter_anisotropic");
    this.GL_EXT_texture_integer = supported_extensions.contains("GL_EXT_texture_integer");
    this.GL_EXT_texture_lod_bias = supported_extensions.contains("GL_EXT_texture_lod_bias");
    this.GL_EXT_texture_mirror_clamp = supported_extensions.contains("GL_EXT_texture_mirror_clamp");
    this.GL_EXT_texture_rectangle = supported_extensions.contains("GL_EXT_texture_rectangle");
    this.GL_EXT_texture_sRGB = supported_extensions.contains("GL_EXT_texture_sRGB");
    this.GL_EXT_texture_sRGB_decode = supported_extensions.contains("GL_EXT_texture_sRGB_decode");
    this.GL_EXT_texture_shared_exponent = supported_extensions.contains("GL_EXT_texture_shared_exponent");
    this.GL_EXT_texture_snorm = supported_extensions.contains("GL_EXT_texture_snorm");
    this.GL_EXT_texture_swizzle = supported_extensions.contains("GL_EXT_texture_swizzle");
    this.GL_EXT_timer_query = supported_extensions.contains("GL_EXT_timer_query");
    this.GL_EXT_transform_feedback = supported_extensions.contains("GL_EXT_transform_feedback");
    this.GL_EXT_vertex_array_bgra = supported_extensions.contains("GL_EXT_vertex_array_bgra");
    this.GL_EXT_vertex_attrib_64bit = supported_extensions.contains("GL_EXT_vertex_attrib_64bit");
    this.GL_EXT_vertex_shader = supported_extensions.contains("GL_EXT_vertex_shader");
    this.GL_EXT_vertex_weighting = supported_extensions.contains("GL_EXT_vertex_weighting");
    this.OpenGL11 = supported_extensions.contains("OpenGL11");
    this.OpenGL12 = supported_extensions.contains("OpenGL12");
    this.OpenGL13 = supported_extensions.contains("OpenGL13");
    this.OpenGL14 = supported_extensions.contains("OpenGL14");
    this.OpenGL15 = supported_extensions.contains("OpenGL15");
    this.OpenGL20 = supported_extensions.contains("OpenGL20");
    this.OpenGL21 = supported_extensions.contains("OpenGL21");
    this.OpenGL30 = supported_extensions.contains("OpenGL30");
    this.OpenGL31 = supported_extensions.contains("OpenGL31");
    this.OpenGL32 = supported_extensions.contains("OpenGL32");
    this.OpenGL33 = supported_extensions.contains("OpenGL33");
    this.OpenGL40 = supported_extensions.contains("OpenGL40");
    this.OpenGL41 = supported_extensions.contains("OpenGL41");
    this.GL_GREMEDY_string_marker = supported_extensions.contains("GL_GREMEDY_string_marker");
    this.GL_HP_occlusion_test = supported_extensions.contains("GL_HP_occlusion_test");
    this.GL_IBM_rasterpos_clip = supported_extensions.contains("GL_IBM_rasterpos_clip");
    this.GL_NVX_gpu_memory_info = supported_extensions.contains("GL_NVX_gpu_memory_info");
    this.GL_NV_blend_square = supported_extensions.contains("GL_NV_blend_square");
    this.GL_NV_conditional_render = supported_extensions.contains("GL_NV_conditional_render");
    this.GL_NV_copy_depth_to_color = supported_extensions.contains("GL_NV_copy_depth_to_color");
    this.GL_NV_copy_image = supported_extensions.contains("GL_NV_copy_image");
    this.GL_NV_depth_buffer_float = supported_extensions.contains("GL_NV_depth_buffer_float");
    this.GL_NV_depth_clamp = supported_extensions.contains("GL_NV_depth_clamp");
    this.GL_NV_evaluators = supported_extensions.contains("GL_NV_evaluators");
    this.GL_NV_explicit_multisample = supported_extensions.contains("GL_NV_explicit_multisample");
    this.GL_NV_fence = supported_extensions.contains("GL_NV_fence");
    this.GL_NV_float_buffer = supported_extensions.contains("GL_NV_float_buffer");
    this.GL_NV_fog_distance = supported_extensions.contains("GL_NV_fog_distance");
    this.GL_NV_fragment_program = supported_extensions.contains("GL_NV_fragment_program")
      && supported_extensions.contains("GL_NV_program");
    this.GL_NV_fragment_program2 = supported_extensions.contains("GL_NV_fragment_program2");
    this.GL_NV_fragment_program4 = supported_extensions.contains("GL_NV_fragment_program4");
    this.GL_NV_fragment_program_option = supported_extensions.contains("GL_NV_fragment_program_option");
    this.GL_NV_framebuffer_multisample_coverage = supported_extensions.contains("GL_NV_framebuffer_multisample_coverage");
    this.GL_NV_geometry_program4 = supported_extensions.contains("GL_NV_geometry_program4");
    this.GL_NV_geometry_shader4 = supported_extensions.contains("GL_NV_geometry_shader4");
    this.GL_NV_gpu_program4 = supported_extensions.contains("GL_NV_gpu_program4");
    this.GL_NV_gpu_program5 = supported_extensions.contains("GL_NV_gpu_program5");
    this.GL_NV_gpu_shader5 = supported_extensions.contains("GL_NV_gpu_shader5");
    this.GL_NV_half_float = supported_extensions.contains("GL_NV_half_float");
    this.GL_NV_light_max_exponent = supported_extensions.contains("GL_NV_light_max_exponent");
    this.GL_NV_multisample_coverage = supported_extensions.contains("GL_NV_multisample_coverage");
    this.GL_NV_multisample_filter_hint = supported_extensions.contains("GL_NV_multisample_filter_hint");
    this.GL_NV_occlusion_query = supported_extensions.contains("GL_NV_occlusion_query");
    this.GL_NV_packed_depth_stencil = supported_extensions.contains("GL_NV_packed_depth_stencil");
    this.GL_NV_parameter_buffer_object = supported_extensions.contains("GL_NV_parameter_buffer_object");
    this.GL_NV_parameter_buffer_object2 = supported_extensions.contains("GL_NV_parameter_buffer_object2");
    this.GL_NV_pixel_data_range = supported_extensions.contains("GL_NV_pixel_data_range");
    this.GL_NV_point_sprite = supported_extensions.contains("GL_NV_point_sprite");
    this.GL_NV_primitive_restart = supported_extensions.contains("GL_NV_primitive_restart");
    this.GL_NV_register_combiners = supported_extensions.contains("GL_NV_register_combiners");
    this.GL_NV_register_combiners2 = supported_extensions.contains("GL_NV_register_combiners2");
    this.GL_NV_shader_buffer_load = supported_extensions.contains("GL_NV_shader_buffer_load");
    this.GL_NV_shader_buffer_store = supported_extensions.contains("GL_NV_shader_buffer_store");
    this.GL_NV_tessellation_program5 = supported_extensions.contains("GL_NV_tessellation_program5");
    this.GL_NV_texgen_reflection = supported_extensions.contains("GL_NV_texgen_reflection");
    this.GL_NV_texture_barrier = supported_extensions.contains("GL_NV_texture_barrier");
    this.GL_NV_texture_compression_vtc = supported_extensions.contains("GL_NV_texture_compression_vtc");
    this.GL_NV_texture_env_combine4 = supported_extensions.contains("GL_NV_texture_env_combine4");
    this.GL_NV_texture_expand_normal = supported_extensions.contains("GL_NV_texture_expand_normal");
    this.GL_NV_texture_rectangle = supported_extensions.contains("GL_NV_texture_rectangle");
    this.GL_NV_texture_shader = supported_extensions.contains("GL_NV_texture_shader");
    this.GL_NV_texture_shader2 = supported_extensions.contains("GL_NV_texture_shader2");
    this.GL_NV_texture_shader3 = supported_extensions.contains("GL_NV_texture_shader3");
    this.GL_NV_transform_feedback = supported_extensions.contains("GL_NV_transform_feedback");
    this.GL_NV_transform_feedback2 = supported_extensions.contains("GL_NV_transform_feedback2");
    this.GL_NV_vertex_array_range = supported_extensions.contains("GL_NV_vertex_array_range");
    this.GL_NV_vertex_array_range2 = supported_extensions.contains("GL_NV_vertex_array_range2");
    this.GL_NV_vertex_attrib_integer_64bit = supported_extensions.contains("GL_NV_vertex_attrib_integer_64bit");
    this.GL_NV_vertex_buffer_unified_memory = supported_extensions.contains("GL_NV_vertex_buffer_unified_memory");
    this.GL_NV_vertex_program = supported_extensions.contains("GL_NV_vertex_program")
      && supported_extensions.contains("GL_NV_program");
    this.GL_NV_vertex_program1_1 = supported_extensions.contains("GL_NV_vertex_program1_1");
    this.GL_NV_vertex_program2 = supported_extensions.contains("GL_NV_vertex_program2");
    this.GL_NV_vertex_program2_option = supported_extensions.contains("GL_NV_vertex_program2_option");
    this.GL_NV_vertex_program3 = supported_extensions.contains("GL_NV_vertex_program3");
    this.GL_NV_vertex_program4 = supported_extensions.contains("GL_NV_vertex_program4");
    this.GL_SGIS_generate_mipmap = supported_extensions.contains("GL_SGIS_generate_mipmap");
    this.GL_SGIS_texture_lod = supported_extensions.contains("GL_SGIS_texture_lod");
    this.GL_SUN_slice_accum = supported_extensions.contains("GL_SUN_slice_accum");
    tracker.init();
  }
}
Source Code of org.lwjgl.opengl.ContextCapabilities

Related Classes of org.lwjgl.opengl.ContextCapabilities
