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EffectTrack now disable and cull the emitter once all particles are gone

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git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@9625 75d07b2b-3a1a-0410-a2c5-0572b91ccdca
This commit is contained in:
rem..om 2012-08-06 18:50:56 +00:00
parent 2ab5e4abbe
commit ef98888ce7
1 changed files with 47 additions and 13 deletions
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46
engine/src/core/com/jme3/animation/EffectTrack.java
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@ -36,6 +36,12 @@ import com.jme3.export.InputCapsule;
import com.jme3.export.JmeExporter;
import com.jme3.export.JmeImporter;
import com.jme3.export.OutputCapsule;
import com.jme3.renderer.RenderManager;
import com.jme3.renderer.ViewPort;
import com.jme3.scene.Spatial;
import com.jme3.scene.Spatial.CullHint;
import com.jme3.scene.control.AbstractControl;
import com.jme3.scene.control.Control;
import com.jme3.util.TempVars;
import java.io.IOException;
@ -64,19 +70,45 @@ public class EffectTrack implements Track {
private float length = 0;
private boolean emitted = false;
private boolean initialized = false;
private boolean stopRequested = false;
//control responsible for disable and cull the emitter once all particles are gone
private AbstractControl killParticles = new AbstractControl() {
@Override
protected void controlUpdate(float tpf) {
if (emitter.getNumVisibleParticles() == 0) {
emitter.setCullHint(CullHint.Always);
emitter.setEnabled(false);
emitter.removeControl(killParticles);
stopRequested = false;
}
}
@Override
protected void controlRender(RenderManager rm, ViewPort vp) {
}
public Control cloneForSpatial(Spatial spatial) {
return null;
}
};
//Anim listener that stops the Emmitter when the animation is finished or changed.
private class OnEndListener implements AnimEventListener {
public void onAnimCycleDone(AnimControl control, AnimChannel channel, String animName) {
if(!stopRequested){
stop();
}
}
public void onAnimChange(AnimControl control, AnimChannel channel, String animName) {
if(!stopRequested){
stop();
}
}
}
/**
* default constructor only for serialization
@ -84,7 +116,6 @@ public class EffectTrack implements Track {
public EffectTrack() {
}
/**
* Creates and EffectTrack
* @param emitter the emmitter of the track
@ -125,9 +156,14 @@ public class EffectTrack implements Track {
//checking fo time to trigger the effect
if (!emitted && time >= startOffset) {
emitted = true;
stopRequested = false;
emitter.setCullHint(CullHint.Dynamic);
emitter.setEnabled(true);
//if the emitter has 0 particles per seconds emmit all particles in one shot
if (particlesPerSeconds == 0) {
emitter.emitAllParticles();
emitter.addControl(killParticles);
stopRequested = true;
} else {
//else reset its former particlePerSec value to let it emmit.
emitter.setParticlesPerSec(particlesPerSeconds);
@ -139,6 +175,8 @@ public class EffectTrack implements Track {
private void stop() {
emitter.setParticlesPerSec(0);
emitted = false;
emitter.addControl(killParticles);
stopRequested = true;
}
/**
@ -217,8 +255,4 @@ public class EffectTrack implements Track {
length = in.readFloat("length", length);
startOffset = in.readFloat("startOffset", 0);
}
}