Author: paperwing
Date: 2011-05-18 10:33:03 -0700 (Wed, 18 May 2011)
New Revision: 25463
Added:
csplugins/trunk/toronto/paperwing/TestLwjgl/.classpath
csplugins/trunk/toronto/paperwing/TestLwjgl/.project
csplugins/trunk/toronto/paperwing/TestLwjgl/.settings/
csplugins/trunk/toronto/paperwing/TestLwjgl/.settings/org.eclipse.jdt.core.prefs
csplugins/trunk/toronto/paperwing/TestLwjgl/src/
csplugins/trunk/toronto/paperwing/TestLwjgl/src/LwjglTest.java
Log:
OpenGL test for the LWJGL library
Added: csplugins/trunk/toronto/paperwing/TestLwjgl/.classpath
===================================================================
--- csplugins/trunk/toronto/paperwing/TestLwjgl/.classpath
(rev 0)
+++ csplugins/trunk/toronto/paperwing/TestLwjgl/.classpath 2011-05-18
17:33:03 UTC (rev 25463)
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+ <classpathentry kind="src" path="src"/>
+ <classpathentry kind="con"
path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.6"/>
+ <classpathentry kind="lib" path="/Users/yuedong/Downloads/OpenGL
graphics libraries/lwjgl-2.7.1/jar/lwjgl_util.jar"/>
+ <classpathentry kind="lib" path="/Users/yuedong/Downloads/OpenGL
graphics libraries/lwjgl-2.7.1/jar/lwjgl.jar">
+ <attributes>
+ <attribute name="javadoc_location"
value="file:/Users/yuedong/Downloads/OpenGL graphics
libraries/lwjgl-2.7.1/doc/"/>
+ <attribute
name="org.eclipse.jdt.launching.CLASSPATH_ATTR_LIBRARY_PATH_ENTRY"
value="/Users/yuedong/Downloads/OpenGL graphics
libraries/lwjgl-2.7.1/native/macosx"/>
+ </attributes>
+ </classpathentry>
+ <classpathentry kind="output" path="bin"/>
+</classpath>
Property changes on: csplugins/trunk/toronto/paperwing/TestLwjgl/.classpath
___________________________________________________________________
Added: svn:mime-type
+ text/plain
Added: csplugins/trunk/toronto/paperwing/TestLwjgl/.project
===================================================================
--- csplugins/trunk/toronto/paperwing/TestLwjgl/.project
(rev 0)
+++ csplugins/trunk/toronto/paperwing/TestLwjgl/.project 2011-05-18
17:33:03 UTC (rev 25463)
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+ <name>TestLwjgl</name>
+ <comment></comment>
+ <projects>
+ </projects>
+ <buildSpec>
+ <buildCommand>
+ <name>org.eclipse.jdt.core.javabuilder</name>
+ <arguments>
+ </arguments>
+ </buildCommand>
+ </buildSpec>
+ <natures>
+ <nature>org.eclipse.jdt.core.javanature</nature>
+ </natures>
+</projectDescription>
Property changes on: csplugins/trunk/toronto/paperwing/TestLwjgl/.project
___________________________________________________________________
Added: svn:mime-type
+ text/plain
Added:
csplugins/trunk/toronto/paperwing/TestLwjgl/.settings/org.eclipse.jdt.core.prefs
===================================================================
---
csplugins/trunk/toronto/paperwing/TestLwjgl/.settings/org.eclipse.jdt.core.prefs
(rev 0)
+++
csplugins/trunk/toronto/paperwing/TestLwjgl/.settings/org.eclipse.jdt.core.prefs
2011-05-18 17:33:03 UTC (rev 25463)
@@ -0,0 +1,12 @@
+#Thu May 05 14:23:52 EDT 2011
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.6
+org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
+org.eclipse.jdt.core.compiler.compliance=1.6
+org.eclipse.jdt.core.compiler.debug.lineNumber=generate
+org.eclipse.jdt.core.compiler.debug.localVariable=generate
+org.eclipse.jdt.core.compiler.debug.sourceFile=generate
+org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
+org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
+org.eclipse.jdt.core.compiler.source=1.6
Property changes on:
csplugins/trunk/toronto/paperwing/TestLwjgl/.settings/org.eclipse.jdt.core.prefs
___________________________________________________________________
Added: svn:mime-type
+ text/plain
Added: csplugins/trunk/toronto/paperwing/TestLwjgl/src/LwjglTest.java
===================================================================
--- csplugins/trunk/toronto/paperwing/TestLwjgl/src/LwjglTest.java
(rev 0)
+++ csplugins/trunk/toronto/paperwing/TestLwjgl/src/LwjglTest.java
2011-05-18 17:33:03 UTC (rev 25463)
@@ -0,0 +1,190 @@
+import java.awt.Canvas;
+import java.awt.event.WindowAdapter;
+import java.awt.event.WindowEvent;
+import java.nio.ByteBuffer;
+import java.nio.ByteOrder;
+import java.nio.FloatBuffer;
+
+import javax.swing.JFrame;
+
+import org.lwjgl.LWJGLException;
+import org.lwjgl.input.Mouse;
+import org.lwjgl.opengl.Display;
+import org.lwjgl.opengl.GL11;
+import org.lwjgl.util.glu.Sphere;
+import org.lwjgl.util.glu.GLU;
+
+public class LwjglTest {
+
+ private static final int NODE_COUNT = 10000;
+ private static final float LARGE_SPHERE_RADIUS = 2.0f;
+ private static final float SMALL_SPHERE_RADIUS = 0.02f;
+ private float[] x;
+ private float[] y;
+ private float[] z;
+
+ private float yRotate;
+
+ private int nodeListIndex;
+
+ private long startTime;
+ private long endTime;
+ private int framesElapsed = 0;
+
+ public LwjglTest() {
+ JFrame frame = new JFrame("Lwjgl Test");
+ frame.setSize(650, 650);
+ frame.setLocationRelativeTo(null);
+
+ Canvas canvas = new Canvas();
+
+ frame.add(canvas);
+ frame.addWindowListener(new WindowAdapter() {
+
+ @Override
+ public void windowClosing(WindowEvent e) {
+ System.exit(0);
+ }
+ });
+
+ frame.setVisible(true);
+
+ try {
+ Display.create();
+ Display.setParent(canvas);
+ } catch (LWJGLException e) {
+ // TODO Produce proper response to error
+ e.printStackTrace();
+ }
+
+ init();
+ computeCoordinates();
+ drawScene();
+
+ startTime = System.nanoTime();
+ beginRenderLoop();
+ }
+
+ private void beginRenderLoop() {
+ while (!Display.isCloseRequested()) {
+ drawScene();
+
+ framesElapsed++;
+
+ if (Mouse.isButtonDown(1)) {
+ endTime = System.nanoTime();
+
+ double duration = (endTime - startTime) /
Math.pow(10, 9);
+ double frameRate = framesElapsed / duration;
+ System.out.println("Average fps over " +
duration + " seconds: " + frameRate);
+ }
+
+ Display.sync(60);
+ }
+ }
+
+ private void createNodeDisplayList() {
+ nodeListIndex = GL11.glGenLists(1);
+
+ Sphere sphere = new Sphere();
+
+ GL11.glNewList(nodeListIndex, GL11.GL_COMPILE);
+ sphere.draw(SMALL_SPHERE_RADIUS, 6, 6);
+ GL11.glEndList();
+ }
+
+ public void init() {
+ initLighting();
+
+ int width = Display.getParent().getWidth();
+ int height = Display.getParent().getHeight();
+
+ GL11.glClear(GL11.GL_COLOR_BUFFER_BIT |
GL11.GL_DEPTH_BUFFER_BIT);
+ GL11.glEnable(GL11.GL_DEPTH_TEST);
+
+ GL11.glDepthFunc(GL11.GL_LEQUAL);
+ GL11.glHint(GL11.GL_PERSPECTIVE_CORRECTION_HINT,
GL11.GL_FASTEST);
+
+ GL11.glViewport(0, 0, width, height);
+
+
+ GL11.glMatrixMode(GL11.GL_PROJECTION);
+ GL11.glLoadIdentity();
+
+ GLU.gluPerspective(45.0f, (float) width/height, 0.2f, 50.0f);
+
+ GL11.glMatrixMode(GL11.GL_MODELVIEW);
+ GL11.glLoadIdentity();
+
+ createNodeDisplayList();
+ }
+
+ private void computeCoordinates() {
+ x = new float[NODE_COUNT];
+ y = new float[NODE_COUNT];
+ z = new float[NODE_COUNT];
+
+ float radius = LARGE_SPHERE_RADIUS;
+
+ for (int i = 0; i < NODE_COUNT; i++) {
+
+ do {
+ x[i] = (float)(radius * 2 * Math.random() -
radius);
+ y[i] = (float)(radius * 2 * Math.random() -
radius);
+ z[i] = (float)(radius * 2 * Math.random() -
radius);
+ } while (Math.pow(x[i], 2) + Math.pow(y[i], 2) +
Math.pow(z[i], 2) > Math.pow(radius, 2));
+ }
+ }
+
+ private void drawNodes(float zTranslate) {
+ GL11.glLoadIdentity();
+ GL11.glTranslatef(0.0f, 0.0f, zTranslate);
+
+ GL11.glColor3f(0.5f, 0.5f, 0.5f);
+
+ GL11.glRotatef(yRotate, 0.5f, 0.5f, 0.0f);
+ yRotate--;
+
+ for (int i = 0; i < NODE_COUNT; i++) {
+ GL11.glTranslatef(x[i], y[i], z[i]);
+ GL11.glCallList(nodeListIndex);
+ GL11.glTranslatef(-x[i], -y[i], -z[i]);
+ }
+ }
+
+ public void initLighting() {
+ ByteBuffer buffer =
ByteBuffer.allocateDirect(64).order(ByteOrder.nativeOrder());
+
+ // buffer = FloatBuffer.allocate(4);
+ float[] global = {0.5f, 0.5f, 0.5f, 1.0f};
+ // buffer = buffer.put(global);
+
+ GL11.glEnable(GL11.GL_LIGHTING);
+ GL11.glLightModel(GL11.GL_LIGHT_MODEL_AMBIENT, (FloatBuffer)
buffer.asFloatBuffer().put(global));
+ GL11.glShadeModel(GL11.GL_SMOOTH);
+
+ float[] ambient = {0.2f, 0.2f, 0.2f, 1.0f};
+ float[] diffuse = {0.8f, 0.8f, 0.8f, 1.0f};
+ float[] specular = {0.5f, 0.5f, 0.5f, 1.0f};
+ float[] position = {8.5f, 5.5f, -1.0f, 1.0f};
+
+ GL11.glLight(GL11.GL_LIGHT0, GL11.GL_AMBIENT, (FloatBuffer)
buffer.asFloatBuffer().put(ambient).flip());
+ GL11.glLight(GL11.GL_LIGHT0, GL11.GL_DIFFUSE, (FloatBuffer)
buffer.asFloatBuffer().put(diffuse).flip());
+ GL11.glLight(GL11.GL_LIGHT0, GL11.GL_SPECULAR, (FloatBuffer)
buffer.asFloatBuffer().put(specular).flip());
+ GL11.glLight(GL11.GL_LIGHT0, GL11.GL_POSITION, (FloatBuffer)
buffer.asFloatBuffer().put(position).flip());
+
+ GL11.glEnable(GL11.GL_LIGHT0);
+ }
+
+ public void drawScene() {
+ GL11.glClear(GL11.GL_COLOR_BUFFER_BIT |
GL11.GL_DEPTH_BUFFER_BIT);
+ GL11.glLoadIdentity();
+
+ drawNodes(-6.0f);
+ Display.update();
+ }
+
+ public static void main(String [] argv) {
+ LwjglTest test = new LwjglTest();
+ }
+}
Property changes on:
csplugins/trunk/toronto/paperwing/TestLwjgl/src/LwjglTest.java
___________________________________________________________________
Added: svn:mime-type
+ text/plain
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