rnentjes/jogl-compute-shaders-fireworks
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Cleanup

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rnentjes
2014-01-17 13:11:50 +01:00
parent c44c578636
commit 831448b8f5
8 changed files with 327 additions and 226 deletions
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9
src/com/persesgames/jogl/explosion/ExplosionComputeHandler.java
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@@ -22,7 +22,7 @@ public class ExplosionComputeHandler {
private final static Logger logger = LoggerFactory.getLogger(ExplosionComputeHandler.class);
private final static int EXPLOSION_PARTICLES = 256;
private final static int MAX_EXPLOSION_PARTICLES = 1000000;
private final static int MAX_EXPLOSION_PARTICLES = 250000;
private final Random random = new Random(System.nanoTime());
@@ -52,7 +52,7 @@ public class ExplosionComputeHandler {
float x = random.nextFloat() * 2f - 1f;
float y = random.nextFloat() * 2f - 1f;
if (newParticleCount > (MAX_EXPLOSION_PARTICLES - EXPLOSION_PARTICLES)) {
if ((particleCount + newParticleCount) > (MAX_EXPLOSION_PARTICLES - EXPLOSION_PARTICLES)) {
return;
}
@@ -108,10 +108,10 @@ public class ExplosionComputeHandler {
gl.glBindBuffer(GL2ES2.GL_ARRAY_BUFFER, explHandle);
// transfer data to VBO, this perform the copy of data from CPU -> GPU memory
// gl.glBufferData(GL.GL_ARRAY_BUFFER, particleCount * 4 * 8, explBuffer, GL.GL_DYNAMIC_DRAW);
gl.glBufferSubData(GL.GL_ARRAY_BUFFER, particleCount * 4 * 8, newParticleCount * 4 * 8, explBuffer);
// Select the VBO, GPU memory data, to use for vertices
gl.glBindBuffer(GL2ES2.GL_ARRAY_BUFFER, 0);
gl.glBindBuffer(GL4.GL_ATOMIC_COUNTER_BUFFER, atomicHandle);
atomicBuffer.put(0, particleCount + newParticleCount);
@@ -119,7 +119,6 @@ public class ExplosionComputeHandler {
// transfer data to VBO, this perform the copy of data from CPU -> GPU memory
gl.glBufferData(GL4.GL_ATOMIC_COUNTER_BUFFER, 4, atomicBuffer, GL.GL_DYNAMIC_DRAW);
gl.glBindBuffer(GL2ES2.GL_ARRAY_BUFFER, 0);
gl.glBindBuffer(GL4.GL_ATOMIC_COUNTER_BUFFER, 0);
newParticleCount = 0;