Examples with ParticleEmitter com.jme3.effect.ParticleEmitter used on opensource projects

Example 11 with ParticleEmitter

use of com.jme3.effect.ParticleEmitter in project jmonkeyengine by jMonkeyEngine.

the class TestSoftParticles method createParticles.

private void createParticles() {
    Material material = new Material(assetManager, "Common/MatDefs/Misc/Particle.j3md");
    material.setTexture("Texture", assetManager.loadTexture("Effects/Explosion/flame.png"));
    // 
    material.setFloat("Softness", 3f);
    //Fire
    ParticleEmitter fire = new ParticleEmitter("Fire", ParticleMesh.Type.Triangle, 30);
    fire.setMaterial(material);
    fire.setShape(new EmitterSphereShape(Vector3f.ZERO, 0.1f));
    fire.setImagesX(2);
    // 2x2 texture animation
    fire.setImagesY(2);
    // red
    fire.setEndColor(new ColorRGBA(1f, 0f, 0f, 1f));
    // yellow
    fire.setStartColor(new ColorRGBA(1f, 1f, 0f, 0.5f));
    fire.setStartSize(0.6f);
    fire.setEndSize(0.01f);
    fire.setGravity(0, -0.3f, 0);
    fire.setLowLife(0.5f);
    fire.setHighLife(3f);
    fire.setLocalTranslation(0, 0.2f, 0);
    particleNode.attachChild(fire);
    ParticleEmitter smoke = new ParticleEmitter("Smoke", ParticleMesh.Type.Triangle, 30);
    smoke.setMaterial(material);
    smoke.setShape(new EmitterSphereShape(Vector3f.ZERO, 5));
    smoke.setImagesX(1);
    // 2x2 texture animation
    smoke.setImagesY(1);
    // dark gray
    smoke.setStartColor(new ColorRGBA(0.1f, 0.1f, 0.1f, 1f));
    // gray      
    smoke.setEndColor(new ColorRGBA(0.5f, 0.5f, 0.5f, 0.3f));
    smoke.setStartSize(3f);
    smoke.setEndSize(5f);
    smoke.setGravity(0, -0.001f, 0);
    smoke.setLowLife(100f);
    smoke.setHighLife(100f);
    smoke.setLocalTranslation(0, 0.1f, 0);
    smoke.emitAllParticles();
    particleNode.attachChild(smoke);
}

Example 12 with ParticleEmitter

use of com.jme3.effect.ParticleEmitter in project jmonkeyengine by jMonkeyEngine.

the class BombControl method prepareEffect.

private void prepareEffect(AssetManager assetManager) {
    int COUNT_FACTOR = 1;
    float COUNT_FACTOR_F = 1f;
    effect = new ParticleEmitter("Flame", Type.Triangle, 32 * COUNT_FACTOR);
    effect.setSelectRandomImage(true);
    effect.setStartColor(new ColorRGBA(1f, 0.4f, 0.05f, (float) (1f / COUNT_FACTOR_F)));
    effect.setEndColor(new ColorRGBA(.4f, .22f, .12f, 0f));
    effect.setStartSize(1.3f);
    effect.setEndSize(2f);
    effect.setShape(new EmitterSphereShape(Vector3f.ZERO, 1f));
    effect.setParticlesPerSec(0);
    effect.setGravity(0, -5f, 0);
    effect.setLowLife(.4f);
    effect.setHighLife(.5f);
    effect.setInitialVelocity(new Vector3f(0, 7, 0));
    effect.setVelocityVariation(1f);
    effect.setImagesX(2);
    effect.setImagesY(2);
    Material mat = new Material(assetManager, "Common/MatDefs/Misc/Particle.j3md");
    mat.setTexture("Texture", assetManager.loadTexture("Effects/Explosion/flame.png"));
    effect.setMaterial(mat);
}

Example 13 with ParticleEmitter

use of com.jme3.effect.ParticleEmitter in project jmonkeyengine by jMonkeyEngine.

the class ParticleEmitter method read.

@Override
public void read(JmeImporter im) throws IOException {
    super.read(im);
    InputCapsule ic = im.getCapsule(this);
    shape = (EmitterShape) ic.readSavable("shape", DEFAULT_SHAPE);
    if (shape == DEFAULT_SHAPE) {
        // Prevent reference to static
        shape = shape.deepClone();
    }
    meshType = ic.readEnum("meshType", ParticleMesh.Type.class, ParticleMesh.Type.Triangle);
    int numParticles = ic.readInt("numParticles", 0);
    enabled = ic.readBoolean("enabled", true);
    particlesPerSec = ic.readFloat("particlesPerSec", 0);
    lowLife = ic.readFloat("lowLife", 0);
    highLife = ic.readFloat("highLife", 0);
    gravity = (Vector3f) ic.readSavable("gravity", null);
    imagesX = ic.readInt("imagesX", 1);
    imagesY = ic.readInt("imagesY", 1);
    startColor = (ColorRGBA) ic.readSavable("startColor", null);
    endColor = (ColorRGBA) ic.readSavable("endColor", null);
    startSize = ic.readFloat("startSize", 0);
    endSize = ic.readFloat("endSize", 0);
    worldSpace = ic.readBoolean("worldSpace", false);
    this.setIgnoreTransform(worldSpace);
    facingVelocity = ic.readBoolean("facingVelocity", false);
    faceNormal = (Vector3f) ic.readSavable("faceNormal", new Vector3f(Vector3f.NAN));
    selectRandomImage = ic.readBoolean("selectRandomImage", false);
    randomAngle = ic.readBoolean("randomAngle", false);
    rotateSpeed = ic.readFloat("rotateSpeed", 0);
    switch(meshType) {
        case Point:
            particleMesh = new ParticlePointMesh();
            this.setMesh(particleMesh);
            break;
        case Triangle:
            particleMesh = new ParticleTriMesh();
            this.setMesh(particleMesh);
            break;
        default:
            throw new IllegalStateException("Unrecognized particle type: " + meshType);
    }
    this.setNumParticles(numParticles);
    //        particleMesh.initParticleData(this, particles.length);
    //        particleMesh.setImagesXY(imagesX, imagesY);
    particleInfluencer = (ParticleInfluencer) ic.readSavable("influencer", DEFAULT_INFLUENCER);
    if (particleInfluencer == DEFAULT_INFLUENCER) {
        particleInfluencer = particleInfluencer.clone();
    }
    if (im.getFormatVersion() == 0) {
        // find it in the controls and take it out, then add the proper one in
        for (int i = 0; i < controls.size(); i++) {
            Object obj = controls.get(i);
            if (obj instanceof ParticleEmitter) {
                controls.remove(i);
                // now add the proper one in
                controls.add(new ParticleEmitterControl(this));
                break;
            }
        }
        // compatability before gravity was not a vector but a float
        if (gravity == null) {
            gravity = new Vector3f();
            gravity.y = ic.readFloat("gravity", 0);
        }
    } else {
        // since the parentEmitter is not loaded, it must be
        // loaded separately
        control = getControl(ParticleEmitterControl.class);
        control.parentEmitter = this;
    }
}

Example 14 with ParticleEmitter

use of com.jme3.effect.ParticleEmitter in project jmonkeyengine by jMonkeyEngine.

the class ParticlePointMesh method initParticleData.

@Override
public void initParticleData(ParticleEmitter emitter, int numParticles) {
    setMode(Mode.Points);
    this.emitter = emitter;
    // set positions
    FloatBuffer pb = BufferUtils.createVector3Buffer(numParticles);
    //if the buffer is already set only update the data
    VertexBuffer buf = getBuffer(VertexBuffer.Type.Position);
    if (buf != null) {
        buf.updateData(pb);
    } else {
        VertexBuffer pvb = new VertexBuffer(VertexBuffer.Type.Position);
        pvb.setupData(Usage.Stream, 3, Format.Float, pb);
        setBuffer(pvb);
    }
    // set colors
    ByteBuffer cb = BufferUtils.createByteBuffer(numParticles * 4);
    buf = getBuffer(VertexBuffer.Type.Color);
    if (buf != null) {
        buf.updateData(cb);
    } else {
        VertexBuffer cvb = new VertexBuffer(VertexBuffer.Type.Color);
        cvb.setupData(Usage.Stream, 4, Format.UnsignedByte, cb);
        cvb.setNormalized(true);
        setBuffer(cvb);
    }
    // set sizes
    FloatBuffer sb = BufferUtils.createFloatBuffer(numParticles);
    buf = getBuffer(VertexBuffer.Type.Size);
    if (buf != null) {
        buf.updateData(sb);
    } else {
        VertexBuffer svb = new VertexBuffer(VertexBuffer.Type.Size);
        svb.setupData(Usage.Stream, 1, Format.Float, sb);
        setBuffer(svb);
    }
    // set UV-scale
    FloatBuffer tb = BufferUtils.createFloatBuffer(numParticles * 4);
    buf = getBuffer(VertexBuffer.Type.TexCoord);
    if (buf != null) {
        buf.updateData(tb);
    } else {
        VertexBuffer tvb = new VertexBuffer(VertexBuffer.Type.TexCoord);
        tvb.setupData(Usage.Stream, 4, Format.Float, tb);
        setBuffer(tvb);
    }
    updateCounts();
}

Example 15 with ParticleEmitter

use of com.jme3.effect.ParticleEmitter in project jmonkeyengine by jMonkeyEngine.

the class ParticleTriMesh method initParticleData.

//    private Particle[] particlesCopy;
@Override
public void initParticleData(ParticleEmitter emitter, int numParticles) {
    setMode(Mode.Triangles);
    this.emitter = emitter;
    //        particlesCopy = new Particle[numParticles];
    // set positions
    FloatBuffer pb = BufferUtils.createVector3Buffer(numParticles * 4);
    // if the buffer is already set only update the data
    VertexBuffer buf = getBuffer(VertexBuffer.Type.Position);
    if (buf != null) {
        buf.updateData(pb);
    } else {
        VertexBuffer pvb = new VertexBuffer(VertexBuffer.Type.Position);
        pvb.setupData(Usage.Stream, 3, Format.Float, pb);
        setBuffer(pvb);
    }
    // set colors
    ByteBuffer cb = BufferUtils.createByteBuffer(numParticles * 4 * 4);
    buf = getBuffer(VertexBuffer.Type.Color);
    if (buf != null) {
        buf.updateData(cb);
    } else {
        VertexBuffer cvb = new VertexBuffer(VertexBuffer.Type.Color);
        cvb.setupData(Usage.Stream, 4, Format.UnsignedByte, cb);
        cvb.setNormalized(true);
        setBuffer(cvb);
    }
    // set texcoords
    FloatBuffer tb = BufferUtils.createVector2Buffer(numParticles * 4);
    uniqueTexCoords = false;
    for (int i = 0; i < numParticles; i++) {
        tb.put(0f).put(1f);
        tb.put(1f).put(1f);
        tb.put(0f).put(0f);
        tb.put(1f).put(0f);
    }
    tb.flip();
    buf = getBuffer(VertexBuffer.Type.TexCoord);
    if (buf != null) {
        buf.updateData(tb);
    } else {
        VertexBuffer tvb = new VertexBuffer(VertexBuffer.Type.TexCoord);
        tvb.setupData(Usage.Static, 2, Format.Float, tb);
        setBuffer(tvb);
    }
    // set indices
    ShortBuffer ib = BufferUtils.createShortBuffer(numParticles * 6);
    for (int i = 0; i < numParticles; i++) {
        int startIdx = (i * 4);
        // triangle 1
        ib.put((short) (startIdx + 1)).put((short) (startIdx + 0)).put((short) (startIdx + 2));
        // triangle 2
        ib.put((short) (startIdx + 1)).put((short) (startIdx + 2)).put((short) (startIdx + 3));
    }
    ib.flip();
    buf = getBuffer(VertexBuffer.Type.Index);
    if (buf != null) {
        buf.updateData(ib);
    } else {
        VertexBuffer ivb = new VertexBuffer(VertexBuffer.Type.Index);
        ivb.setupData(Usage.Static, 3, Format.UnsignedShort, ib);
        setBuffer(ivb);
    }
    updateCounts();
}