position test, testing alListenerfv
This commit is contained in:
Brian Matzon
parent
4a89d67485
commit
bacb87e361
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package org.lwjgl.test.openal;
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import java.nio.FloatBuffer;
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import java.nio.IntBuffer;
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import org.lwjgl.*;
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import org.lwjgl.openal.*;
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import org.lwjgl.opengl.*;
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import org.lwjgl.input.*;
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/**
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* This test demonstrates OpenAL positioning
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* Based on the example by Chad Armstrong (http://www.edenwaith.com/products/pige/tutorials/openal.php)
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*
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* @author Brian Matzon <brian@matzon.dk>
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*/
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public class PositionTest extends BasicTest {
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/** *Small* glut implementation :) */
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private GLUT glut;
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/** Width of window */
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public static final int WINDOW_WIDTH = 640;
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/** Height of window */
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public static final int WINDOW_HEIGHT = 480;
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/** LEFT enumeration */
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public static final int LEFT = 0;
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/** CENTER enumeration */
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public static final int CENTER = 1;
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/** RIGHT enumeration */
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public static final int RIGHT = 2;
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/** Whether the demo is done */
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private boolean finished = false;
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// OpenAL stuff
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// ===================================================
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/** OpenAL buffers */
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private IntBuffer soundBuffers = createIntBuffer(3);
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/** OpenAL sources */
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private IntBuffer soundSources = createIntBuffer(3);
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/** Position of listener */
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private FloatBuffer listenerPosition = createFloatBuffer(3).put(new float[] { 0.0f, 0.0f, 2.0f });
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/** Velocity of listener */
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private FloatBuffer listenerVelocity = createFloatBuffer(3).put(new float[] { 0.0f, 0.0f, 0.0f });
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/** Orientation of listener */
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private FloatBuffer listenerOrientation =
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createFloatBuffer(6).put(new float[] { 0.0f, 0.0f, 1.0f, 0.0f, 1.0f, 0.0f });
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/** Position of left sound */
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private FloatBuffer leftPosition = createFloatBuffer(3).put(new float[] { -2.0f, 0.0f, 0.0f });
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/** Velocity of left sound */
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private FloatBuffer leftVelocity = createFloatBuffer(3).put(new float[] { 0.0f, 0.0f, 0.0f });
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/** Position of center sound */
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private FloatBuffer centerPosition = createFloatBuffer(3).put(new float[] { 0.0f, 0.0f, -4.0f });
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/** Velocity of center sound */
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private FloatBuffer centerVelocity = createFloatBuffer(3).put(new float[] { 0.0f, 0.0f, 0.0f });
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/** Position of right sound */
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private FloatBuffer rightPosition = createFloatBuffer(3).put(new float[] { 2.0f, 0.0f, 0.0f });
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/** Velocity of right sound */
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private FloatBuffer rightVelocity = createFloatBuffer(3).put(new float[] { 0.0f, 0.0f, 0.0f });
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// ---------------------------------------------------
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/**
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* Runs the actual test, using supplied arguments
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*/
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protected void execute(String[] args) {
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// Setup needed stuff
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try {
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setup();
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} catch (Exception e) {
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System.out.println("Error setting up demonstration: ");
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e.printStackTrace();
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System.exit(-1);
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}
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// run the actual demonstration
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run();
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// shutdown
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shutdown();
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}
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/**
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* Performs setup of demonstration
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*/
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private void setup() throws Exception {
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// Setup Window
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// =====================================================
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Sys.log("Setting up window");
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// calc center
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int centerX = (Display.getWidth() - WINDOW_WIDTH) / 2;
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int centerY = (Display.getHeight() - WINDOW_HEIGHT) / 2;
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// setup window
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Window.create("PositionTest", centerX, centerY, WINDOW_WIDTH, WINDOW_HEIGHT, Display.getDepth(), 0, 8, 0);
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// -----------------------------------------------------
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// Setup OpenGL
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// =====================================================
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Sys.log("Setting up OpenGL");
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GL.glViewport(0, 0, WINDOW_WIDTH, WINDOW_HEIGHT);
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GL.glMatrixMode(GL.GL_PROJECTION);
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GL.glLoadIdentity();
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GLU.gluPerspective(60.0, WINDOW_WIDTH / WINDOW_HEIGHT, 1.0, 30.0);
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GL.glMatrixMode(GL.GL_MODELVIEW);
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GL.glLoadIdentity();
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GL.glTranslatef(0.0f, 0.0f, -6.6f);
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GL.glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
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glut = this.new GLUT();
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Window.setVSyncEnabled(true);
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// -----------------------------------------------------
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// Setup OpenAL
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// =====================================================
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Sys.log("Setting up OpenAL");
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AL.create();
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listenerPosition.flip();
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listenerVelocity.flip();
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listenerOrientation.flip();
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leftPosition.flip();
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leftVelocity.flip();
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centerPosition.flip();
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centerVelocity.flip();
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rightPosition.flip();
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rightVelocity.flip();
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AL.alListener(AL.AL_POSITION, listenerPosition);
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AL.alListener(AL.AL_VELOCITY, listenerVelocity);
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AL.alListener(AL.AL_ORIENTATION, listenerOrientation);
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// creating buffers
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Sys.log("Creating buffers");
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AL.alGenBuffers(soundBuffers);
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soundBuffers.rewind();
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// creating sources
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AL.alGenSources(soundSources);
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soundSources.rewind();
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// load sound files (left, center, right).wav
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Sys.log("Loading soundfiles...");
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Sys.log("Loading left.wav");
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WaveData left = WaveData.create("left.wav");
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AL.alBufferData(soundBuffers.get(LEFT), left.format, left.data, left.data.capacity(), left.samplerate);
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AL.alSourcef(soundSources.get(LEFT), AL.AL_PITCH, 1.0f);
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AL.alSourcef(soundSources.get(LEFT), AL.AL_GAIN, 1.0f);
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AL.alSource(soundSources.get(LEFT), AL.AL_POSITION, leftPosition);
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AL.alSource(soundSources.get(LEFT), AL.AL_VELOCITY, leftVelocity);
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AL.alSourcei(soundSources.get(LEFT), AL.AL_BUFFER, soundBuffers.get(LEFT));
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AL.alSourcei(soundSources.get(LEFT), AL.AL_LOOPING, AL.AL_TRUE);
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Sys.log("Loading center.wav");
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WaveData center = WaveData.create("center.wav");
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AL.alBufferData(soundBuffers.get(CENTER), center.format, center.data, center.data.capacity(), center.samplerate);
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AL.alSourcef(soundSources.get(CENTER), AL.AL_PITCH, 1.0f);
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AL.alSourcef(soundSources.get(CENTER), AL.AL_GAIN, 1.0f);
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AL.alSource(soundSources.get(CENTER), AL.AL_POSITION, centerPosition);
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AL.alSource(soundSources.get(CENTER), AL.AL_VELOCITY, centerVelocity);
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AL.alSourcei(soundSources.get(CENTER), AL.AL_BUFFER, soundBuffers.get(CENTER));
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AL.alSourcei(soundSources.get(CENTER), AL.AL_LOOPING, AL.AL_TRUE);
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Sys.log("Loading right.wav");
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WaveData right = WaveData.create("right.wav");
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AL.alBufferData(soundBuffers.get(RIGHT), right.format, right.data, right.data.capacity(), right.samplerate);
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AL.alSourcef(soundSources.get(RIGHT), AL.AL_PITCH, 1.0f);
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AL.alSourcef(soundSources.get(RIGHT), AL.AL_GAIN, 1.0f);
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AL.alSource(soundSources.get(RIGHT), AL.AL_POSITION, rightPosition);
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AL.alSource(soundSources.get(RIGHT), AL.AL_VELOCITY, rightVelocity);
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AL.alSourcei(soundSources.get(RIGHT), AL.AL_BUFFER, soundBuffers.get(RIGHT));
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AL.alSourcei(soundSources.get(RIGHT), AL.AL_LOOPING, AL.AL_TRUE);
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Sys.log("Soundfiles loaded successfully, initializing OpenAL environment");
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// -----------------------------------------------------
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// Setup Keyboard
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// =====================================================
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Sys.log("Setting up Keyboard");
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Keyboard.create();
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// -----------------------------------------------------
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}
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/**
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* Runs the actual demonstration
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*/
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private void run() {
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System.out.println("Press 1/4 (left), 2/5 (center) or 3/6 (right) to toggle sound");
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System.out.println("Press LEFT/RIGHT to move along x axis");
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System.out.println("Press SHIFT and either LEFT/RIGHT to move along y axis");
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System.out.println("Press UP/DOWN to move along z axis");
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System.out.println("Press ESC to exit demo");
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while (!finished) {
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// handle any input
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handleInput();
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// render the scene
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render();
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// allow window to process internal messages
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Window.update();
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// paint the content and flip buffer
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Window.paint();
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}
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}
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/**
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* Handles any input
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*/
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private void handleInput() {
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Keyboard.poll();
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// User wants to exit?
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finished = Window.isCloseRequested() || Keyboard.isKeyDown(Keyboard.KEY_ESCAPE);
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if (finished) {
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return;
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}
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boolean shift = Keyboard.isKeyDown(Keyboard.KEY_LSHIFT) || Keyboard.isKeyDown(Keyboard.KEY_RSHIFT);
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// Test for play
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// ============================================
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if (Keyboard.isKeyDown(Keyboard.KEY_1)) {
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AL.alSourcePlay(soundSources.get(LEFT));
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Sys.log("Playing left.wav");
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}
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if (Keyboard.isKeyDown(Keyboard.KEY_2)) {
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AL.alSourcePlay(soundSources.get(CENTER));
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Sys.log("Playing center.wav");
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}
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if (Keyboard.isKeyDown(Keyboard.KEY_3)) {
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AL.alSourcePlay(soundSources.get(RIGHT));
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Sys.log("Playing right.wav");
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}
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// --------------------------------------------
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// Test for stop
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// ============================================
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if (Keyboard.isKeyDown(Keyboard.KEY_4)) {
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AL.alSourceStop(soundSources.get(LEFT));
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Sys.log("Stopped left.wav");
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}
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if (Keyboard.isKeyDown(Keyboard.KEY_5)) {
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AL.alSourceStop(soundSources.get(CENTER));
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Sys.log("Stopped center.wav");
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}
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if (Keyboard.isKeyDown(Keyboard.KEY_6)) {
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AL.alSourceStop(soundSources.get(RIGHT));
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Sys.log("Stopped right.wav");
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}
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// --------------------------------------------
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// Test for movement
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// ============================================
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if (Keyboard.isKeyDown(Keyboard.KEY_LEFT)) {
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listenerPosition.put(0, listenerPosition.get(0) - 0.1f);
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AL.alListener(AL.AL_POSITION, listenerPosition);
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}
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if (Keyboard.isKeyDown(Keyboard.KEY_RIGHT)) {
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listenerPosition.put(0, listenerPosition.get(0) + 0.1f);
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AL.alListener(AL.AL_POSITION, listenerPosition);
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}
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if (Keyboard.isKeyDown(Keyboard.KEY_UP)) {
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if (shift) {
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listenerPosition.put(1, listenerPosition.get(1) + 0.1f);
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} else {
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listenerPosition.put(2, listenerPosition.get(2) - 0.1f);
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}
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AL.alListener(AL.AL_POSITION, listenerPosition);
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}
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if (Keyboard.isKeyDown(Keyboard.KEY_DOWN)) {
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if (shift) {
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listenerPosition.put(1, listenerPosition.get(1) - 0.1f);
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} else {
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listenerPosition.put(2, listenerPosition.get(2) + 0.1f);
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}
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AL.alListener(AL.AL_POSITION, listenerPosition);
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}
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// --------------------------------------------
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}
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/**
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* Render the scene
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*/
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private void render() {
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GL.glClear(GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT);
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GL.glPushMatrix();
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{
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GL.glRotatef(20.0f, 1.0f, 1.0f, 0.0f);
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GL.glPushMatrix();
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{
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GL.glTranslatef(leftPosition.get(0), leftPosition.get(1), leftPosition.get(2));
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GL.glColor3f(1.0f, 0.0f, 0.0f);
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glut.glutWireCube(0.5f);
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}
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GL.glPopMatrix();
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GL.glPushMatrix();
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{
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GL.glTranslatef(centerPosition.get(0), centerPosition.get(1), centerPosition.get(2));
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GL.glColor3f(0.0f, 0.0f, 1.0f);
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glut.glutWireCube(0.5f);
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}
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GL.glPopMatrix();
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GL.glPushMatrix();
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{
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GL.glTranslatef(rightPosition.get(0), rightPosition.get(1), rightPosition.get(2));
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GL.glColor3f(0.0f, 1.0f, 0.0f);
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glut.glutWireCube(0.5f);
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}
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GL.glPopMatrix();
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//the listener
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GL.glPushMatrix();
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{
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GL.glTranslatef(listenerPosition.get(0), listenerPosition.get(1), listenerPosition.get(2));
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GL.glColor3f(1.0f, 1.0f, 1.0f);
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glut.glutSolidCube(0.5f);
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}
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GL.glPopMatrix();
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}
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GL.glPopMatrix();
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}
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/**
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* Shutdown of demonstration
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*/
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private void shutdown() {
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Sys.log("Shutting down Keyboard");
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Keyboard.destroy();
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Sys.log("Shutting down OpenAL");
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AL.alSourceStop(soundSources);
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AL.alDeleteSources(soundSources);
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AL.alDeleteBuffers(soundBuffers);
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AL.destroy();
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Sys.log("Shutting down Window");
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Window.destroy();
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}
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/**
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* main entry point
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*
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* @param args String array containing arguments
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*/
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public static void main(String[] args) {
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PositionTest positionTest = new PositionTest();
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positionTest.execute(args);
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}
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/**
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* Minute implementation of GLUT:
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* <br>
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* COPYRIGHT:
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*
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* The OpenGL Utility Toolkit distribution for Win32 (Windows NT &
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* Windows 95) contains source code modified from the original source
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* code for GLUT version 3.3 which was developed by Mark J. Kilgard. The
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* original source code for GLUT is Copyright 1997 by Mark J. Kilgard.
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* GLUT for Win32 is Copyright 1997 by Nate Robins and is not in the
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* public domain, but it is freely distributable without licensing fees.
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* It is provided without guarantee or warrantee expressed or implied.
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* It was ported with the permission of Mark J. Kilgard by Nate Robins.
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*
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* THIS SOURCE CODE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER
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* EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OR MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
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*/
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class GLUT {
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float n[][] = new float[][] { { -1.0f, 0.0f, 0.0f }, {
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0.0f, 1.0f, 0.0f }, {
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1.0f, 0.0f, 0.0f }, {
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0.0f, -1.0f, 0.0f }, {
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0.0f, 0.0f, 1.0f }, {
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0.0f, 0.0f, -1.0f }
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};
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int faces[][] = new int[][] { { 0, 1, 2, 3 }, {
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3, 2, 6, 7 }, {
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7, 6, 5, 4 }, {
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4, 5, 1, 0 }, {
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5, 6, 2, 1 }, {
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7, 4, 0, 3 }
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};
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float v[][] = new float[8][3];
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public void glutWireCube(float size) {
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drawBox(size, GL.GL_LINE_LOOP);
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}
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public void glutSolidCube(float size) {
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drawBox(size, GL.GL_QUADS);
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}
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private void drawBox(float size, int type) {
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v[0][0] = v[1][0] = v[2][0] = v[3][0] = -size / 2;
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v[4][0] = v[5][0] = v[6][0] = v[7][0] = size / 2;
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v[0][1] = v[1][1] = v[4][1] = v[5][1] = -size / 2;
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v[2][1] = v[3][1] = v[6][1] = v[7][1] = size / 2;
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v[0][2] = v[3][2] = v[4][2] = v[7][2] = -size / 2;
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v[1][2] = v[2][2] = v[5][2] = v[6][2] = size / 2;
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for (int i = 5; i >= 0; i--) {
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GL.glBegin(type);
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GL.glNormal3f(n[i][0], n[i][1], n[i][2]);
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GL.glVertex3f(v[faces[i][0]][0], v[faces[i][0]][1], v[faces[i][0]][2]);
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GL.glVertex3f(v[faces[i][1]][0], v[faces[i][1]][1], v[faces[i][1]][2]);
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GL.glVertex3f(v[faces[i][2]][0], v[faces[i][2]][1], v[faces[i][2]][2]);
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GL.glVertex3f(v[faces[i][3]][0], v[faces[i][3]][1], v[faces[i][3]][2]);
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GL.glEnd();
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}
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}
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}
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}
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