diff options
Diffstat (limited to 'src/demos/vertexBufferObject/VertexBufferObject.java')
| -rw-r--r-- | src/demos/vertexBufferObject/VertexBufferObject.java | 830 |
1 files changed, 418 insertions, 412 deletions
diff --git a/src/demos/vertexBufferObject/VertexBufferObject.java b/src/demos/vertexBufferObject/VertexBufferObject.java index ef05b69..a217026 100644 --- a/src/demos/vertexBufferObject/VertexBufferObject.java +++ b/src/demos/vertexBufferObject/VertexBufferObject.java @@ -41,6 +41,7 @@ import javax.swing.*; import net.java.games.jogl.*; import net.java.games.jogl.util.*; +import demos.util.*; /** <P> A port of NVidia's [tm] Vertex Array Range demonstration to OpenGL[tm] for Java[tm], the Java programming language, and the @@ -65,7 +66,80 @@ import net.java.games.jogl.util.*; same data in system memory allows. </P> */ -public class VertexBufferObject { +public class VertexBufferObject implements GLEventListener { + public static void main(String[] args) { + boolean vboEnabled = true; + + if (args.length > 1) { + usage(); + } + + if (args.length == 1) { + if (args[0].equals("-slow")) { + vboEnabled = false; + } else { + usage(); + } + } + + GLCanvas canvas = GLDrawableFactory.getFactory().createGLCanvas(new GLCapabilities()); + VertexBufferObject demo = new VertexBufferObject(); + demo.vboEnabled = vboEnabled; + canvas.addGLEventListener(demo); + + final Animator animator = new Animator(canvas); + demo.setDemoListener(new DemoListener() { + public void shutdownDemo() { + runExit(animator); + } + }); + + Frame frame = new Frame("Very Simple vertex_buffer_object demo"); + frame.setLayout(new BorderLayout()); + canvas.setSize(800, 800); + frame.add(canvas, BorderLayout.CENTER); + frame.pack(); + frame.show(); + canvas.requestFocus(); + + frame.addWindowListener(new WindowAdapter() { + public void windowClosing(WindowEvent e) { + // Run this on another thread than the AWT event queue to + // make sure the call to Animator.stop() completes before + // exiting + new Thread(new Runnable() { + public void run() { + animator.stop(); + System.exit(0); + } + }).start(); + } + }); + + animator.start(); + } + + private static void usage() { + System.out.println("usage: java VertexBufferObject [-slow]"); + System.out.println("-slow flag starts up using data in the Java heap"); + System.exit(0); + } + + public VertexBufferObject() { + setFlag(' ', true); // animation on + setFlag('i', true); // infinite viewer and light + } + + public void setDemoListener(DemoListener listener) { + demoListener = listener; + } + + //---------------------------------------------------------------------- + // Internals only below this point + // + + private DemoListener demoListener; + private boolean initComplete; private boolean[] b = new boolean[256]; private static final int SIZEOF_FLOAT = 4; // private static final int STRIP_SIZE = 48; @@ -130,9 +204,6 @@ public class VertexBufferObject { private int numDrawElementsCalls; private long startTimeMillis; - private GLCanvas canvas = null; - private Animator animator; - static class PeriodicIterator { public PeriodicIterator(int arraySize, float period, @@ -187,67 +258,6 @@ public class VertexBufferObject { private int index; } - public static void usage(String className) { - System.out.println("usage: java " + className + " [-slow]"); - System.out.println("-slow flag starts up using data in the Java heap"); - System.exit(0); - } - - public static void main(String[] args) { - new VertexBufferObject().run(args); - } - - public void run(String[] args) { - if (args.length > 1) { - usage(getClass().getName()); - } - - if (args.length == 1) { - if (args[0].equals("-slow")) { - vboEnabled = false; - } else { - usage(getClass().getName()); - } - } - - setFlag(' ', true); // animation on - setFlag('i', true); // infinite viewer and light - - canvas = GLDrawableFactory.getFactory().createGLCanvas(new GLCapabilities()); - VBOListener listener = new VBOListener(); - canvas.addGLEventListener(listener); - - animator = new Animator(canvas); - - Frame frame = new Frame("Very Simple NV_vertex_array_range demo"); - frame.setLayout(new BorderLayout()); - canvas.setSize(800, 800); - frame.add(canvas, BorderLayout.CENTER); - frame.pack(); - frame.show(); - canvas.requestFocus(); - - frame.addWindowListener(new WindowAdapter() { - public void windowClosing(WindowEvent e) { - // Run this on another thread than the AWT event queue to - // make sure the call to Animator.stop() completes before - // exiting - new Thread(new Runnable() { - public void run() { - animator.stop(); - System.exit(0); - } - }).start(); - } - }); - - animator.start(); - } - - //---------------------------------------------------------------------- - // Internals only below this point - // - private void setFlag(char key, boolean val) { b[((int) key) & 0xFF] = val; } @@ -262,420 +272,418 @@ public class VertexBufferObject { new Thread(new Runnable() { public void run() { JOptionPane.showMessageDialog(null, message, "Unavailable extension", JOptionPane.ERROR_MESSAGE); - runExit(); + demoListener.shutdownDemo(); } }).start(); throw new RuntimeException(message); } } - class VBOListener implements GLEventListener { - boolean exiting = false; - public void init(GLAutoDrawable drawable) { - // drawable.setGL(new TraceGL(drawable.getGL(), System.err)); - // drawable.setGL(new DebugGL(drawable.getGL())); + public void init(GLAutoDrawable drawable) { + initComplete = false; + // drawable.setGL(new TraceGL(drawable.getGL(), System.err)); + // drawable.setGL(new DebugGL(drawable.getGL())); - GL gl = drawable.getGL(); - GLU glu = drawable.getGLU(); + GL gl = drawable.getGL(); + GLU glu = drawable.getGLU(); - // Try and disable synch-to-retrace for fastest framerate - gl.setSwapInterval(0); + // Try and disable synch-to-retrace for fastest framerate + gl.setSwapInterval(0); - try { - initExtension(gl, "GL_ARB_vertex_buffer_object"); - } catch (RuntimeException e) { - quit = true; - throw (e); - } + try { + initExtension(gl, "GL_ARB_vertex_buffer_object"); + } catch (RuntimeException e) { + throw (e); + } - gl.glEnable(GL.GL_DEPTH_TEST); - - gl.glClearColor(0, 0, 0, 0); - - gl.glEnable(GL.GL_LIGHT0); - gl.glEnable(GL.GL_LIGHTING); - gl.glEnable(GL.GL_NORMALIZE); - gl.glMaterialfv(GL.GL_FRONT_AND_BACK, GL.GL_AMBIENT, new float[] {.1f, .1f, 0, 1}, 0); - gl.glMaterialfv(GL.GL_FRONT_AND_BACK, GL.GL_DIFFUSE, new float[] {.6f, .6f, .1f, 1}, 0); - gl.glMaterialfv(GL.GL_FRONT_AND_BACK, GL.GL_SPECULAR, new float[] { 1, 1, .75f, 1}, 0); - gl.glMaterialf(GL.GL_FRONT_AND_BACK, GL.GL_SHININESS, 128.f); - - gl.glLightfv(GL.GL_LIGHT0, GL.GL_POSITION, new float[] { .5f, 0, .5f, 0}, 0); - gl.glLightModeli(GL.GL_LIGHT_MODEL_LOCAL_VIEWER, 0); - - // NOTE: it looks like GLUT (or something else) sets up the - // projection matrix in the C version of this demo. - gl.glMatrixMode(GL.GL_PROJECTION); - gl.glLoadIdentity(); - glu.gluPerspective(60, 1.0, 0.1, 100); - gl.glMatrixMode(GL.GL_MODELVIEW); - - allocateBigArray(gl); - allocateBuffers(gl); - - sinArray = new float[SIN_ARRAY_SIZE]; - cosArray = new float[SIN_ARRAY_SIZE]; - - for (int i = 0; i < SIN_ARRAY_SIZE; i++) { - double step = i * 2 * Math.PI / SIN_ARRAY_SIZE; - sinArray[i] = (float) Math.sin(step); - cosArray[i] = (float) Math.cos(step); - } + gl.glEnable(GL.GL_DEPTH_TEST); + + gl.glClearColor(0, 0, 0, 0); + + gl.glEnable(GL.GL_LIGHT0); + gl.glEnable(GL.GL_LIGHTING); + gl.glEnable(GL.GL_NORMALIZE); + gl.glMaterialfv(GL.GL_FRONT_AND_BACK, GL.GL_AMBIENT, new float[] {.1f, .1f, 0, 1}, 0); + gl.glMaterialfv(GL.GL_FRONT_AND_BACK, GL.GL_DIFFUSE, new float[] {.6f, .6f, .1f, 1}, 0); + gl.glMaterialfv(GL.GL_FRONT_AND_BACK, GL.GL_SPECULAR, new float[] { 1, 1, .75f, 1}, 0); + gl.glMaterialf(GL.GL_FRONT_AND_BACK, GL.GL_SHININESS, 128.f); + + gl.glLightfv(GL.GL_LIGHT0, GL.GL_POSITION, new float[] { .5f, 0, .5f, 0}, 0); + gl.glLightModeli(GL.GL_LIGHT_MODEL_LOCAL_VIEWER, 0); + + // NOTE: it looks like GLUT (or something else) sets up the + // projection matrix in the C version of this demo. + gl.glMatrixMode(GL.GL_PROJECTION); + gl.glLoadIdentity(); + glu.gluPerspective(60, 1.0, 0.1, 100); + gl.glMatrixMode(GL.GL_MODELVIEW); + + allocateBigArray(gl); + allocateBuffers(gl); + + sinArray = new float[SIN_ARRAY_SIZE]; + cosArray = new float[SIN_ARRAY_SIZE]; + + for (int i = 0; i < SIN_ARRAY_SIZE; i++) { + double step = i * 2 * Math.PI / SIN_ARRAY_SIZE; + sinArray[i] = (float) Math.sin(step); + cosArray[i] = (float) Math.cos(step); + } - if (vboEnabled) { - bigArray = bigArrayVBO; - } else { - bigArray = bigArraySystem; - } - setupBuffers(); - gl.glEnableClientState(GL.GL_VERTEX_ARRAY); - gl.glEnableClientState(GL.GL_NORMAL_ARRAY); + if (vboEnabled) { + bigArray = bigArrayVBO; + } else { + bigArray = bigArraySystem; + } + setupBuffers(); + gl.glEnableClientState(GL.GL_VERTEX_ARRAY); + gl.glEnableClientState(GL.GL_NORMAL_ARRAY); - computeElements(gl); + computeElements(gl); - drawable.addKeyListener(new KeyAdapter() { - public void keyTyped(KeyEvent e) { - dispatchKey(e.getKeyChar()); - } - }); - } + drawable.addKeyListener(new KeyAdapter() { + public void keyTyped(KeyEvent e) { + dispatchKey(e.getKeyChar()); + } + }); + initComplete = true; + } - private void allocateBuffers(GL gl) { - buffers = new VBOBuffer[numBuffers]; - for (int i = 0; i < numBuffers; i++) { - buffers[i] = new VBOBuffer(); - } + private void allocateBuffers(GL gl) { + buffers = new VBOBuffer[numBuffers]; + for (int i = 0; i < numBuffers; i++) { + buffers[i] = new VBOBuffer(); } + } - private void setupBuffers() { - int sliceSize = bufferLength / numBuffers; - for (int i = 0; i < numBuffers; i++) { - int startIndex = i * sliceSize; - buffers[i].vertices = sliceBuffer(bigArray, startIndex, sliceSize); - buffers[i].normals = sliceBuffer(buffers[i].vertices, 3, - buffers[i].vertices.limit() - 3); - buffers[i].vertexOffset = startIndex * BufferUtils.SIZEOF_FLOAT; - buffers[i].normalOffset = (startIndex + 3) * BufferUtils.SIZEOF_FLOAT; - } + private void setupBuffers() { + int sliceSize = bufferLength / numBuffers; + for (int i = 0; i < numBuffers; i++) { + int startIndex = i * sliceSize; + buffers[i].vertices = sliceBuffer(bigArray, startIndex, sliceSize); + buffers[i].normals = sliceBuffer(buffers[i].vertices, 3, + buffers[i].vertices.limit() - 3); + buffers[i].vertexOffset = startIndex * BufferUtils.SIZEOF_FLOAT; + buffers[i].normalOffset = (startIndex + 3) * BufferUtils.SIZEOF_FLOAT; } + } - private void dispatchKey(char k) { - setFlag(k, !getFlag(k)); - // Quit on escape or 'q' - if ((k == (char) 27) || (k == 'q')) { - runExit(); - } + private void dispatchKey(char k) { + setFlag(k, !getFlag(k)); + // Quit on escape or 'q' + if ((k == (char) 27) || (k == 'q')) { + demoListener.shutdownDemo(); + return; + } - if (k == 'r') { - if (getFlag(k)) { - profiledFrameCount = 0; - numDrawElementsCalls = 0; - firstProfiledFrame = true; - } + if (k == 'r') { + if (getFlag(k)) { + profiledFrameCount = 0; + numDrawElementsCalls = 0; + firstProfiledFrame = true; } + } - if (k == 'w') { - if (getFlag(k)) { - primitive = GL.GL_LINE_STRIP; - } else { - primitive = GL.GL_QUAD_STRIP; - } + if (k == 'w') { + if (getFlag(k)) { + primitive = GL.GL_LINE_STRIP; + } else { + primitive = GL.GL_QUAD_STRIP; } + } - if (k == 'p') { - if (getFlag(k)) { - primitive = GL.GL_POINTS; - } else { - primitive = GL.GL_QUAD_STRIP; - } + if (k == 'p') { + if (getFlag(k)) { + primitive = GL.GL_POINTS; + } else { + primitive = GL.GL_QUAD_STRIP; } + } - if (k == 'v') { - toggleVBO = true; - } + if (k == 'v') { + toggleVBO = true; + } - if (k == 'd') { - toggleLighting = true; - } + if (k == 'd') { + toggleLighting = true; + } - if (k == 'i') { - toggleLightingModel = true; - } + if (k == 'i') { + toggleLightingModel = true; + } - if('h'==k) - hicoef += .005; - if('H'==k) - hicoef -= .005; - if('l'==k) - locoef += .005; - if('L'==k) - locoef -= .005; - if('1'==k) - lofreq += .1f; - if('2'==k) - lofreq -= .1f; - if('3'==k) - hifreq += .1f; - if('4'==k) - hifreq -= .1f; - if('5'==k) - phaseRate += .01f; - if('6'==k) - phaseRate -= .01f; - if('7'==k) - phase2Rate += .01f; - if('8'==k) - phase2Rate -= .01f; - - if('t'==k) { - if(tileSize < 864) { - tileSize += STRIP_SIZE; - recomputeElements = true; - System.err.println("tileSize = " + tileSize); - } + if('h'==k) + hicoef += .005; + if('H'==k) + hicoef -= .005; + if('l'==k) + locoef += .005; + if('L'==k) + locoef -= .005; + if('1'==k) + lofreq += .1f; + if('2'==k) + lofreq -= .1f; + if('3'==k) + hifreq += .1f; + if('4'==k) + hifreq -= .1f; + if('5'==k) + phaseRate += .01f; + if('6'==k) + phaseRate -= .01f; + if('7'==k) + phase2Rate += .01f; + if('8'==k) + phase2Rate -= .01f; + + if('t'==k) { + if(tileSize < 864) { + tileSize += STRIP_SIZE; + recomputeElements = true; + System.err.println("tileSize = " + tileSize); } + } - if('T'==k) { - if(tileSize > STRIP_SIZE) { - tileSize -= STRIP_SIZE; - recomputeElements = true; - System.err.println("tileSize = " + tileSize); - } + if('T'==k) { + if(tileSize > STRIP_SIZE) { + tileSize -= STRIP_SIZE; + recomputeElements = true; + System.err.println("tileSize = " + tileSize); } } + } - public void display(GLAutoDrawable drawable) { - // Don't try to do OpenGL operations if we're tearing things down - if (quit) { - return; - } + public void display(GLAutoDrawable drawable) { + if (!initComplete) { + return; + } - GL gl = drawable.getGL(); - GLU glu = drawable.getGLU(); + GL gl = drawable.getGL(); + GLU glu = drawable.getGLU(); - // Check to see whether to animate - if (getFlag(' ')) { - phase += phaseRate; - phase2 += phase2Rate; + // Check to see whether to animate + if (getFlag(' ')) { + phase += phaseRate; + phase2 += phase2Rate; - if (phase > (float) (20 * Math.PI)) { - phase = 0; - } - - if (phase2 < (float) (-20 * Math.PI)) { - phase2 = 0; - } + if (phase > (float) (20 * Math.PI)) { + phase = 0; } - PeriodicIterator loX = - new PeriodicIterator(SIN_ARRAY_SIZE, (float) (2 * Math.PI), phase, (float) ((1.f/tileSize)*lofreq*Math.PI)); - PeriodicIterator loY = new PeriodicIterator(loX); - PeriodicIterator hiX = - new PeriodicIterator(SIN_ARRAY_SIZE, (float) (2 * Math.PI), phase2, (float) ((1.f/tileSize)*hifreq*Math.PI)); - PeriodicIterator hiY = new PeriodicIterator(hiX); - - if (toggleVBO) { - vboEnabled = !vboEnabled; - if (!vboEnabled) { - bigArray = bigArraySystem; - setupBuffers(); - } - toggleVBO = false; + if (phase2 < (float) (-20 * Math.PI)) { + phase2 = 0; } + } - if (toggleLighting) { - if (getFlag('d')) { - gl.glDisable(GL.GL_LIGHTING); - } else { - gl.glEnable(GL.GL_LIGHTING); - } - toggleLighting = false; - } + PeriodicIterator loX = + new PeriodicIterator(SIN_ARRAY_SIZE, (float) (2 * Math.PI), phase, (float) ((1.f/tileSize)*lofreq*Math.PI)); + PeriodicIterator loY = new PeriodicIterator(loX); + PeriodicIterator hiX = + new PeriodicIterator(SIN_ARRAY_SIZE, (float) (2 * Math.PI), phase2, (float) ((1.f/tileSize)*hifreq*Math.PI)); + PeriodicIterator hiY = new PeriodicIterator(hiX); - if (toggleLightingModel) { - if(getFlag('i')) { - // infinite light - gl.glLightfv(GL.GL_LIGHT0, GL.GL_POSITION, new float[] { .5f, 0, .5f, 0 }, 0); - gl.glLightModeli(GL.GL_LIGHT_MODEL_LOCAL_VIEWER, 0); - } else { - gl.glLightfv(GL.GL_LIGHT0, GL.GL_POSITION, new float[] { .5f, 0, -.5f,1 }, 0); - gl.glLightModeli(GL.GL_LIGHT_MODEL_LOCAL_VIEWER, 1); - } - toggleLightingModel = false; + if (toggleVBO) { + vboEnabled = !vboEnabled; + if (!vboEnabled) { + bigArray = bigArraySystem; + setupBuffers(); } + toggleVBO = false; + } - if (recomputeElements) { - computeElements(gl); - recomputeElements = false; + if (toggleLighting) { + if (getFlag('d')) { + gl.glDisable(GL.GL_LIGHTING); + } else { + gl.glEnable(GL.GL_LIGHTING); } + toggleLighting = false; + } - gl.glClear(GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT); + if (toggleLightingModel) { + if(getFlag('i')) { + // infinite light + gl.glLightfv(GL.GL_LIGHT0, GL.GL_POSITION, new float[] { .5f, 0, .5f, 0 }, 0); + gl.glLightModeli(GL.GL_LIGHT_MODEL_LOCAL_VIEWER, 0); + } else { + gl.glLightfv(GL.GL_LIGHT0, GL.GL_POSITION, new float[] { .5f, 0, -.5f,1 }, 0); + gl.glLightModeli(GL.GL_LIGHT_MODEL_LOCAL_VIEWER, 1); + } + toggleLightingModel = false; + } - gl.glPushMatrix(); + if (recomputeElements) { + computeElements(gl); + recomputeElements = false; + } - final float[] modelViewMatrix = new float[] { - 1, 0, 0, 0, - 0, 1, 0, 0, - 0, 0, 1, 0, - 0, 0, -1, 1 - }; - gl.glLoadMatrixf(modelViewMatrix, 0); + gl.glClear(GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT); - // FIXME: add mouse interaction - // camera.apply_inverse_transform(); - // object.apply_transform(); + gl.glPushMatrix(); - int cur = 0; - int numSlabs = tileSize / STRIP_SIZE; + final float[] modelViewMatrix = new float[] { + 1, 0, 0, 0, + 0, 1, 0, 0, + 0, 0, 1, 0, + 0, 0, -1, 1 + }; + gl.glLoadMatrixf(modelViewMatrix, 0); - if (vboEnabled) { - gl.glBindBufferARB(GL.GL_ARRAY_BUFFER_ARB, bigBufferObject); - } else { - gl.glBindBufferARB(GL.GL_ARRAY_BUFFER_ARB, 0); - } + // FIXME: add mouse interaction + // camera.apply_inverse_transform(); + // object.apply_transform(); - for(int slab = numSlabs; --slab>=0; ) { - cur = slab % numBuffers; + int cur = 0; + int numSlabs = tileSize / STRIP_SIZE; - if (vboEnabled) { - ByteBuffer tmp = gl.glMapBufferARB(GL.GL_ARRAY_BUFFER_ARB, GL.GL_WRITE_ONLY_ARB); - if (tmp == null) { - throw new RuntimeException("Unable to map vertex buffer object"); - } - if (tmp != bigArrayVBOBytes) { - bigArrayVBOBytes = tmp; - bigArrayVBO = setupBuffer(tmp); - } - if (bigArray != bigArrayVBO) { - bigArray = bigArrayVBO; - setupBuffers(); - } - } + if (vboEnabled) { + gl.glBindBufferARB(GL.GL_ARRAY_BUFFER_ARB, bigBufferObject); + } else { + gl.glBindBufferARB(GL.GL_ARRAY_BUFFER_ARB, 0); + } - FloatBuffer v = buffers[cur].vertices; - int vertexIndex = 0; + for(int slab = numSlabs; --slab>=0; ) { + cur = slab % numBuffers; - if (vboEnabled) { - gl.glVertexPointer(3, GL.GL_FLOAT, 6 * SIZEOF_FLOAT, BufferUtils.bufferOffset(buffers[cur].vertexOffset)); - gl.glNormalPointer( GL.GL_FLOAT, 6 * SIZEOF_FLOAT, BufferUtils.bufferOffset(buffers[cur].normalOffset)); - } else { - gl.glVertexPointer(3, GL.GL_FLOAT, 6 * SIZEOF_FLOAT, v); - gl.glNormalPointer( GL.GL_FLOAT, 6 * SIZEOF_FLOAT, buffers[cur].normals); + if (vboEnabled) { + ByteBuffer tmp = gl.glMapBufferARB(GL.GL_ARRAY_BUFFER_ARB, GL.GL_WRITE_ONLY_ARB); + if (tmp == null) { + throw new RuntimeException("Unable to map vertex buffer object"); } - - for(int jj=STRIP_SIZE; --jj>=0; ) { - ysinlo[jj] = sinArray[loY.getIndex()]; - ycoslo[jj] = cosArray[loY.getIndex()]; loY.incr(); - ysinhi[jj] = sinArray[hiY.getIndex()]; - ycoshi[jj] = cosArray[hiY.getIndex()]; hiY.incr(); + if (tmp != bigArrayVBOBytes) { + bigArrayVBOBytes = tmp; + bigArrayVBO = setupBuffer(tmp); } - loY.decr(); - hiY.decr(); - - for(int i = tileSize; --i>=0; ) { - float x = xyArray[i]; - int loXIndex = loX.getIndex(); - int hiXIndex = hiX.getIndex(); - - int jOffset = (STRIP_SIZE-1)*slab; - float nx = locoef * -cosArray[loXIndex] + hicoef * -cosArray[hiXIndex]; - - // Help the HotSpot Client Compiler by hoisting loop - // invariant variables into locals. Note that this may be - // good practice for innermost loops anyway since under - // the new memory model operations like accidental - // synchronization may force any compiler to reload these - // fields from memory, destroying their ability to - // optimize. - float locoef_tmp = locoef; - float hicoef_tmp = hicoef; - float[] ysinlo_tmp = ysinlo; - float[] ysinhi_tmp = ysinhi; - float[] ycoslo_tmp = ycoslo; - float[] ycoshi_tmp = ycoshi; - float[] sinArray_tmp = sinArray; - float[] xyArray_tmp = xyArray; - - for(int j = STRIP_SIZE; --j>=0; ) { - float y; - - y = xyArray_tmp[j + jOffset]; - - float ny; - - v.put(vertexIndex, x); - v.put(vertexIndex + 1, y); - v.put(vertexIndex + 2, (locoef_tmp * (sinArray_tmp[loXIndex] + ysinlo_tmp[j]) + - hicoef_tmp * (sinArray_tmp[hiXIndex] + ysinhi_tmp[j]))); - v.put(vertexIndex + 3, nx); - ny = locoef_tmp * -ycoslo_tmp[j] + hicoef_tmp * -ycoshi_tmp[j]; - v.put(vertexIndex + 4, ny); - v.put(vertexIndex + 5, .15f); //.15f * (1.f - sqrt(nx * nx + ny * ny)); - vertexIndex += 6; - } - loX.incr(); - hiX.incr(); + if (bigArray != bigArrayVBO) { + bigArray = bigArrayVBO; + setupBuffers(); } - loX.reset(); - hiX.reset(); + } - if (vboEnabled) { - gl.glUnmapBufferARB(GL.GL_ARRAY_BUFFER_ARB); + FloatBuffer v = buffers[cur].vertices; + int vertexIndex = 0; + + if (vboEnabled) { + gl.glVertexPointer(3, GL.GL_FLOAT, 6 * SIZEOF_FLOAT, BufferUtils.bufferOffset(buffers[cur].vertexOffset)); + gl.glNormalPointer( GL.GL_FLOAT, 6 * SIZEOF_FLOAT, BufferUtils.bufferOffset(buffers[cur].normalOffset)); + } else { + gl.glVertexPointer(3, GL.GL_FLOAT, 6 * SIZEOF_FLOAT, v); + gl.glNormalPointer( GL.GL_FLOAT, 6 * SIZEOF_FLOAT, buffers[cur].normals); + } + + for(int jj=STRIP_SIZE; --jj>=0; ) { + ysinlo[jj] = sinArray[loY.getIndex()]; + ycoslo[jj] = cosArray[loY.getIndex()]; loY.incr(); + ysinhi[jj] = sinArray[hiY.getIndex()]; + ycoshi[jj] = cosArray[hiY.getIndex()]; hiY.incr(); + } + loY.decr(); + hiY.decr(); + + for(int i = tileSize; --i>=0; ) { + float x = xyArray[i]; + int loXIndex = loX.getIndex(); + int hiXIndex = hiX.getIndex(); + + int jOffset = (STRIP_SIZE-1)*slab; + float nx = locoef * -cosArray[loXIndex] + hicoef * -cosArray[hiXIndex]; + + // Help the HotSpot Client Compiler by hoisting loop + // invariant variables into locals. Note that this may be + // good practice for innermost loops anyway since under + // the new memory model operations like accidental + // synchronization may force any compiler to reload these + // fields from memory, destroying their ability to + // optimize. + float locoef_tmp = locoef; + float hicoef_tmp = hicoef; + float[] ysinlo_tmp = ysinlo; + float[] ysinhi_tmp = ysinhi; + float[] ycoslo_tmp = ycoslo; + float[] ycoshi_tmp = ycoshi; + float[] sinArray_tmp = sinArray; + float[] xyArray_tmp = xyArray; + + for(int j = STRIP_SIZE; --j>=0; ) { + float y; + + y = xyArray_tmp[j + jOffset]; + + float ny; + + v.put(vertexIndex, x); + v.put(vertexIndex + 1, y); + v.put(vertexIndex + 2, (locoef_tmp * (sinArray_tmp[loXIndex] + ysinlo_tmp[j]) + + hicoef_tmp * (sinArray_tmp[hiXIndex] + ysinhi_tmp[j]))); + v.put(vertexIndex + 3, nx); + ny = locoef_tmp * -ycoslo_tmp[j] + hicoef_tmp * -ycoshi_tmp[j]; + v.put(vertexIndex + 4, ny); + v.put(vertexIndex + 5, .15f); //.15f * (1.f - sqrt(nx * nx + ny * ny)); + vertexIndex += 6; } + loX.incr(); + hiX.incr(); + } + loX.reset(); + hiX.reset(); + + if (vboEnabled) { + gl.glUnmapBufferARB(GL.GL_ARRAY_BUFFER_ARB); + } - if (getFlag('m')) { - // Elements merged into buffer object (doesn't seem to improve performance) - - int len = tileSize - 1; - gl.glBindBufferARB(GL.GL_ELEMENT_ARRAY_BUFFER_ARB, elementBufferObject); - for (int i = 0; i < len; i++) { - ++numDrawElementsCalls; - gl.glDrawElements(primitive, 2 * STRIP_SIZE, GL.GL_UNSIGNED_INT, - BufferUtils.bufferOffset(i * 2 * STRIP_SIZE * BufferUtils.SIZEOF_INT)); - if(getFlag('f')) { - gl.glFlush(); - } + if (getFlag('m')) { + // Elements merged into buffer object (doesn't seem to improve performance) + + int len = tileSize - 1; + gl.glBindBufferARB(GL.GL_ELEMENT_ARRAY_BUFFER_ARB, elementBufferObject); + for (int i = 0; i < len; i++) { + ++numDrawElementsCalls; + gl.glDrawElements(primitive, 2 * STRIP_SIZE, GL.GL_UNSIGNED_INT, + BufferUtils.bufferOffset(i * 2 * STRIP_SIZE * BufferUtils.SIZEOF_INT)); + if(getFlag('f')) { + gl.glFlush(); } - gl.glBindBufferARB(GL.GL_ELEMENT_ARRAY_BUFFER_ARB, 0); - } else { - for (int i = 0; i < elements.length; i++) { - ++numDrawElementsCalls; - gl.glDrawElements(primitive, elements[i].length, GL.GL_UNSIGNED_INT, elements[i], 0); - if(getFlag('f')) { - gl.glFlush(); - } + } + gl.glBindBufferARB(GL.GL_ELEMENT_ARRAY_BUFFER_ARB, 0); + } else { + for (int i = 0; i < elements.length; i++) { + ++numDrawElementsCalls; + gl.glDrawElements(primitive, elements[i].length, GL.GL_UNSIGNED_INT, elements[i], 0); + if(getFlag('f')) { + gl.glFlush(); } } } + } - gl.glPopMatrix(); - - if (getFlag('r')) { - if (!firstProfiledFrame) { - if (++profiledFrameCount == 30) { - long endTimeMillis = System.currentTimeMillis(); - double secs = (endTimeMillis - startTimeMillis) / 1000.0; - double fps = 30.0 / secs; - double ppf = tileSize * tileSize * 2; - double mpps = ppf * fps / 1000000.0; - System.err.println("fps: " + fps + " polys/frame: " + ppf + " million polys/sec: " + mpps + - " DrawElements calls/frame: " + (numDrawElementsCalls / 30)); - profiledFrameCount = 0; - numDrawElementsCalls = 0; - startTimeMillis = System.currentTimeMillis(); - } - } else { + gl.glPopMatrix(); + + if (getFlag('r')) { + if (!firstProfiledFrame) { + if (++profiledFrameCount == 30) { + long endTimeMillis = System.currentTimeMillis(); + double secs = (endTimeMillis - startTimeMillis) / 1000.0; + double fps = 30.0 / secs; + double ppf = tileSize * tileSize * 2; + double mpps = ppf * fps / 1000000.0; + System.err.println("fps: " + fps + " polys/frame: " + ppf + " million polys/sec: " + mpps + + " DrawElements calls/frame: " + (numDrawElementsCalls / 30)); + profiledFrameCount = 0; + numDrawElementsCalls = 0; startTimeMillis = System.currentTimeMillis(); - firstProfiledFrame = false; } + } else { + startTimeMillis = System.currentTimeMillis(); + firstProfiledFrame = false; } } + } - public void reshape(GLAutoDrawable drawable, int x, int y, int width, int height) {} + public void reshape(GLAutoDrawable drawable, int x, int y, int width, int height) {} - // Unused routines - public void displayChanged(GLAutoDrawable drawable, boolean modeChanged, boolean deviceChanged) {} - } // end class VBOListener + // Unused routines + public void displayChanged(GLAutoDrawable drawable, boolean modeChanged, boolean deviceChanged) {} private void allocateBigArray(GL gl) { bigArraySystem = setupBuffer(ByteBuffer.allocateDirect(bufferSize)); @@ -745,14 +753,12 @@ public class VertexBufferObject { gl.glBindBufferARB(GL.GL_ELEMENT_ARRAY_BUFFER_ARB, 0); } - private void runExit() { - quit = true; + private static void runExit(final Animator animator) { // Note: calling System.exit() synchronously inside the draw, // reshape or init callbacks can lead to deadlocks on certain // platforms (in particular, X11) because the JAWT's locking // routines cause a global AWT lock to be grabbed. Run the - // exit routine in another thread and cause this one to - // terminate by throwing an exception out of it. + // exit routine in another thread. new Thread(new Runnable() { public void run() { animator.stop(); |