Package fcagnin.jglsdk.glutil

Examples of fcagnin.jglsdk.glutil.MatrixStack.top()

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        glUseProgram( objectColor.theProgram );
        glUniformMatrix4( objectColor.cameraToClipMatrixUnif, false,
                persMatrix.top().fillAndFlipBuffer( mat4Buffer ) );
        glUseProgram( uniformColorTint.theProgram );
        glUniformMatrix4( uniformColorTint.cameraToClipMatrixUnif, false,
                persMatrix.top().fillAndFlipBuffer( mat4Buffer ) );
        glUseProgram( 0 );

        glViewport( 0, 0, w, h );
    }
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                modelMatrix.translate( worldLightPos.x, worldLightPos.y, worldLightPos.z );
                modelMatrix.scale( 0.1f, 0.1f, 0.1f );

                glUseProgram( unlit.theProgram );
                glUniformMatrix4( unlit.modelToCameraMatrixUnif, false,
                        modelMatrix.top().fillAndFlipBuffer( mat4Buffer ) );
                glUniform4f( unlit.objectColorUnif, 0.8078f, 0.8706f, 0.9922f, 1.0f );
                cubeMesh.render( "flat" );

                modelMatrix.pop();
            }
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    protected void reshape(int w, int h) {
        MatrixStack persMatrix = new MatrixStack();
        persMatrix.perspective( 45.0f, (w / (float) h), zNear, zFar );

        ProjectionBlock projData = new ProjectionBlock();
        projData.cameraToClipMatrix = persMatrix.top();

        glBindBuffer( GL_UNIFORM_BUFFER, projectionUniformBuffer );
        glBufferSubData( GL_UNIFORM_BUFFER, 0, projData.fillAndFlipBuffer( mat4Buffer ) );
        glBindBuffer( GL_UNIFORM_BUFFER, 0 );
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        currMatrix.scale( 3.0f, 3.0f, 3.0f );
        currMatrix.rotateX( -90.0f );

        // Set the base color for this object.
        glUniform4f( baseColorUnif, 1.0f, 1.0f, 1.0f, 1.0f );
        glUniformMatrix4( modelToCameraMatrixUnif, false, currMatrix.top().fillAndFlipBuffer( mat4Buffer ) );

        object.render( "tint" );

        glUseProgram( 0 );
    }
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        {
            MatrixStack persMatrix = new MatrixStack();
            persMatrix.perspective( 60.0f, displayWidth / (float) displayHeight, zNear, zFar );

            ProjectionBlock projData = new ProjectionBlock();
            projData.cameraToClipMatrix = persMatrix.top();

            glBindBuffer( GL_UNIFORM_BUFFER, projectionUniformBuffer );
            glBufferData( GL_UNIFORM_BUFFER, projData.fillAndFlipBuffer( mat4Buffer ), GL_STREAM_DRAW );
            glBindBuffer( GL_UNIFORM_BUFFER, 0 );
        }
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        glClearDepth( 1.0f );
        glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );

        MatrixStack modelMatrix = new MatrixStack();
        modelMatrix.setMatrix( viewPole.calcMatrix() );
        final Mat4 worldToCamMat = modelMatrix.top();

        LightBlock lightData = new LightBlock();
        lightData.ambientIntensity = new Vec4( 0.2f, 0.2f, 0.2f, 1.0f );
        float lightAttenuation = 1.0f / (halfLightDistance * halfLightDistance);
        lightData.lightAttenuation = lightAttenuation;
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        {
            glBindBufferRange( GL_UNIFORM_BUFFER, materialBlockIndex, materialTerrainUniformBuffer, 0,
                    MaterialEntry.SIZE );

            Mat3 normMatrix = new Mat3( modelMatrix.top() );
            normMatrix = Glm.transpose( Glm.inverse( normMatrix ) );

            glUseProgram( litMeshProg.theProgram );
            glUniformMatrix4( litMeshProg.modelToCameraMatrixUnif, false,
                    modelMatrix.top().fillAndFlipBuffer( mat4Buffer ) );
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            Mat3 normMatrix = new Mat3( modelMatrix.top() );
            normMatrix = Glm.transpose( Glm.inverse( normMatrix ) );

            glUseProgram( litMeshProg.theProgram );
            glUniformMatrix4( litMeshProg.modelToCameraMatrixUnif, false,
                    modelMatrix.top().fillAndFlipBuffer( mat4Buffer ) );
            glUniformMatrix3( litMeshProg.normalModelToCameraMatrixUnif, false,
                    normMatrix.fillAndFlipBuffer( mat3Buffer ) );

            planeMesh.render();
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            // Transform from main camera space to light camera space.
            lightProjStack.applyMatrix( lightView );
            lightProjStack.applyMatrix( Glm.inverse( cameraMatrix ) );

            lightProjMatBinder.setValue( lightProjStack.top() );

            Vec4 worldLightPos = Glm.inverse( lightView ).getColumn( 3 );
            Vec3 lightPos = new Vec3( Mat4.mul( cameraMatrix, worldLightPos ) );

            camLightPosBinder.setValue( lightPos );
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            modelMatrix.translate( new Vec3( calcLightPosition() ) );
            modelMatrix.scale( 0.5f );

            glUseProgram( unlit.theProgram );
            glUniformMatrix4( unlit.modelToCameraMatrixUnif, false, modelMatrix.top().fillAndFlipBuffer( mat4Buffer ) );

            Vec4 lightColor = new Vec4( 1.0f );
            glUniform4( unlit.objectColorUnif, lightColor.fillAndFlipBuffer( vec4Buffer ) );
            cubeMesh.render( "flat" );
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