package org.newdawn.slick.tests;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.net.URL;
import org.lwjgl.LWJGLException;
import org.lwjgl.input.Keyboard;
import org.lwjgl.opengl.Display;
import org.lwjgl.opengl.DisplayMode;
import org.lwjgl.opengl.GL11;
import org.newdawn.slick.Color;
import org.newdawn.slick.Font;
import org.newdawn.slick.TrueTypeFont;
import org.newdawn.slick.openal.Audio;
import org.newdawn.slick.openal.AudioLoader;
import org.newdawn.slick.openal.SoundStore;
import org.newdawn.slick.opengl.Texture;
import org.newdawn.slick.opengl.TextureLoader;
import org.newdawn.slick.util.Log;
/**
* A simple utility test to use the internal slick API without
* the slick framework.
*
* @author kevin
*/
public class TestUtils {
/** The texture that's been loaded */
private Texture texture;
/** The ogg sound effect */
private Audio oggEffect;
/** The wav sound effect */
private Audio wavEffect;
/** The aif source effect */
private Audio aifEffect;
/** The ogg stream thats been loaded */
private Audio oggStream;
/** The mod stream thats been loaded */
private Audio modStream;
/** The font to draw to the screen */
private Font font;
/**
* Start the test
*/
public void start() {
initGL(800,600);
init();
while (true) {
update();
GL11.glClear(GL11.GL_COLOR_BUFFER_BIT);
render();
Display.update();
Display.sync(100);
if (Display.isCloseRequested()) {
System.exit(0);
}
}
}
/**
* Initialise the GL display
*
* @param width The width of the display
* @param height The height of the display
*/
private void initGL(int width, int height) {
try {
Display.setDisplayMode(new DisplayMode(width,height));
Display.create();
Display.setVSyncEnabled(true);
} catch (LWJGLException e) {
e.printStackTrace();
System.exit(0);
}
GL11.glEnable(GL11.GL_TEXTURE_2D);
GL11.glShadeModel(GL11.GL_SMOOTH);
GL11.glDisable(GL11.GL_DEPTH_TEST);
GL11.glDisable(GL11.GL_LIGHTING);
GL11.glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
GL11.glClearDepth(1);
GL11.glEnable(GL11.GL_BLEND);
GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
GL11.glViewport(0,0,width,height);
GL11.glMatrixMode(GL11.GL_MODELVIEW);
GL11.glMatrixMode(GL11.GL_PROJECTION);
GL11.glLoadIdentity();
GL11.glOrtho(0, width, height, 0, 1, -1);
GL11.glMatrixMode(GL11.GL_MODELVIEW);
}
/**
* Initialise resources
*/
public void init() {
// turn off all but errors
Log.setVerbose(false);
java.awt.Font awtFont = new java.awt.Font("Times New Roman", java.awt.Font.BOLD, 16);
font = new TrueTypeFont(awtFont, false);
// texture load, the second argument is a name assigned to the texture to
// allow for caching in the texture loader. The 3rd argument indicates whether
// the image should be flipped on loading
try {
texture = TextureLoader.getTexture("PNG", getClass().getResourceAsStream("/testdata/rocks.png"));
System.out.println("Texture loaded: "+texture);
System.out.println(">> Image width: "+texture.getImageWidth());
System.out.println(">> Image height: "+texture.getImageWidth());
System.out.println(">> Texture width: "+texture.getTextureWidth());
System.out.println(">> Texture height: "+texture.getTextureHeight());
System.out.println(">> Texture ID: "+texture.getTextureID());
} catch (IOException e) {
e.printStackTrace();
}
try {
// you can play oggs by loading the complete thing into
// a sound
oggEffect = AudioLoader.getAudio("OGG", getClass().getResourceAsStream("/testdata/restart.ogg"));
// or setting up a stream to read from. Note that the argument becomes
// a URL here so it can be reopened when the stream is complete. Probably
// should have reset the stream by thats not how the original stuff worked
oggStream = AudioLoader.getStreamingAudio("OGG", getClass().getClassLoader().getResource("testdata/bongos.ogg"));
// can load mods (XM, MOD) using ibxm which is then played through OpenAL. MODs
// are always streamed based on the way IBXM works
modStream = AudioLoader.getStreamingAudio("MOD", getClass().getClassLoader().getResource("testdata/SMB-X.XM"));
// playing as music uses that reserved source to play the sound. The first
// two arguments are pitch and gain, the boolean is whether to loop the content
modStream.playAsMusic(1.0f, 1.0f, true);
// you can play aifs by loading the complete thing into
// a sound
aifEffect = AudioLoader.getAudio("AIF", getClass().getResourceAsStream("/testdata/burp.aif"));
// you can play wavs by loading the complete thing into
// a sound
wavEffect = AudioLoader.getAudio("WAV", getClass().getResourceAsStream("/testdata/cbrown01.wav"));
} catch (IOException e) {
e.printStackTrace();
}
}
/**
* Game loop update
*/
public void update() {
while (Keyboard.next()) {
if (Keyboard.getEventKeyState()) {
if (Keyboard.getEventKey() == Keyboard.KEY_Q) {
// play as a one off sound effect
oggEffect.playAsSoundEffect(1.0f, 1.0f, false);
}
if (Keyboard.getEventKey() == Keyboard.KEY_W) {
// replace the music thats curretly playing with
// the ogg
oggStream.playAsMusic(1.0f, 1.0f, true);
}
if (Keyboard.getEventKey() == Keyboard.KEY_E) {
// replace the music thats curretly playing with
// the mod
modStream.playAsMusic(1.0f, 1.0f, true);
}
if (Keyboard.getEventKey() == Keyboard.KEY_R) {
// play as a one off sound effect
aifEffect.playAsSoundEffect(1.0f, 1.0f, false);
}
if (Keyboard.getEventKey() == Keyboard.KEY_T) {
// play as a one off sound effect
wavEffect.playAsSoundEffect(1.0f, 1.0f, false);
}
}
}
// polling is required to allow streaming to get a chance to
// queue buffers.
SoundStore.get().poll(0);
}
/**
* Game loop render
*/
public void render() {
Color.white.bind();
texture.bind(); // or GL11.glBind(texture.getTextureID());
GL11.glBegin(GL11.GL_QUADS);
GL11.glTexCoord2f(0,0);
GL11.glVertex2f(100,100);
GL11.glTexCoord2f(1,0);
GL11.glVertex2f(100+texture.getTextureWidth(),100);
GL11.glTexCoord2f(1,1);
GL11.glVertex2f(100+texture.getTextureWidth(),100+texture.getTextureHeight());
GL11.glTexCoord2f(0,1);
GL11.glVertex2f(100,100+texture.getTextureHeight());
GL11.glEnd();
font.drawString(150, 300, "HELLO LWJGL WORLD", Color.yellow);
}
/**
* Entry point to the tests
*
* @param argv The arguments to the test
*/
public static void main(String[] argv) {
TestUtils utils = new TestUtils();
utils.start();
}
}