Examples with Animation com.jme3.animation.Animation used on opensource projects

Example 36 with Animation

use of com.jme3.animation.Animation in project jmonkeyengine by jMonkeyEngine.

the class TestAnimationFactory method simpleInitApp.

@Override
public void simpleInitApp() {
    AmbientLight al = new AmbientLight();
    rootNode.addLight(al);
    DirectionalLight dl = new DirectionalLight();
    dl.setDirection(Vector3f.UNIT_XYZ.negate());
    rootNode.addLight(dl);
    // Create model
    Box box = new Box(1, 1, 1);
    Geometry geom = new Geometry("box", box);
    geom.setMaterial(assetManager.loadMaterial("Textures/Terrain/BrickWall/BrickWall.j3m"));
    Node model = new Node("model");
    model.attachChild(geom);
    Box child = new Box(0.5f, 0.5f, 0.5f);
    Geometry childGeom = new Geometry("box", child);
    childGeom.setMaterial(assetManager.loadMaterial("Textures/Terrain/BrickWall/BrickWall.j3m"));
    Node childModel = new Node("childmodel");
    childModel.setLocalTranslation(2, 2, 2);
    childModel.attachChild(childGeom);
    model.attachChild(childModel);
    TangentBinormalGenerator.generate(model);
    //creating quite complex animation witht the AnimationHelper
    // animation of 6 seconds named "anim" and with 25 frames per second
    AnimationFactory animationFactory = new AnimationFactory(6, "anim", 25);
    //creating a translation keyFrame at time = 3 with a translation on the x axis of 5 WU        
    animationFactory.addTimeTranslation(3, new Vector3f(5, 0, 0));
    //reseting the translation to the start position at time = 6
    animationFactory.addTimeTranslation(6, new Vector3f(0, 0, 0));
    //Creating a scale keyFrame at time = 2 with the unit scale.
    animationFactory.addTimeScale(2, new Vector3f(1, 1, 1));
    //Creating a scale keyFrame at time = 4 scaling to 1.5
    animationFactory.addTimeScale(4, new Vector3f(1.5f, 1.5f, 1.5f));
    //reseting the scale to the start value at time = 5
    animationFactory.addTimeScale(5, new Vector3f(1, 1, 1));
    //Creating a rotation keyFrame at time = 0.5 of quarter PI around the Z axis
    animationFactory.addTimeRotation(0.5f, new Quaternion().fromAngleAxis(FastMath.QUARTER_PI, Vector3f.UNIT_Z));
    //rotating back to initial rotation value at time = 1
    animationFactory.addTimeRotation(1, Quaternion.IDENTITY);
    //Creating a rotation keyFrame at time = 2. Note that i used the Euler angle version because the angle is higher than PI
    //this should result in a complete revolution of the spatial around the x axis in 1 second (from 1 to 2)
    animationFactory.addTimeRotationAngles(2, FastMath.TWO_PI, 0, 0);
    AnimControl control = new AnimControl();
    control.addAnim(animationFactory.buildAnimation());
    model.addControl(control);
    rootNode.attachChild(model);
    //run animation
    control.createChannel().setAnim("anim");
}

Example 37 with Animation

use of com.jme3.animation.Animation in project jmonkeyengine by jMonkeyEngine.

the class TestPostWater method createFire.

private void createFire() {
    /**
         * Uses Texture from jme3-test-data library!
         */
    ParticleEmitter fire = new ParticleEmitter("Emitter", ParticleMesh.Type.Triangle, 30);
    Material mat_red = new Material(assetManager, "Common/MatDefs/Misc/Particle.j3md");
    mat_red.setTexture("Texture", assetManager.loadTexture("Effects/Explosion/flame.png"));
    fire.setMaterial(mat_red);
    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.getParticleInfluencer().setInitialVelocity(new Vector3f(0, 2, 0));
    fire.setStartSize(10f);
    fire.setEndSize(1f);
    fire.setGravity(0, 0, 0);
    fire.setLowLife(0.5f);
    fire.setHighLife(1.5f);
    fire.getParticleInfluencer().setVelocityVariation(0.3f);
    fire.setLocalTranslation(-600, 50, 300);
    fire.setQueueBucket(Bucket.Translucent);
    rootNode.attachChild(fire);
}

Example 38 with Animation

use of com.jme3.animation.Animation in project jmonkeyengine by jMonkeyEngine.

the class SceneLoader method buildAnimations.

private void buildAnimations() {
    if (skeleton == null)
        return;
    if (animList == null || animList.list.size() == 0) {
        animList = new AnimationList();
        for (long layerId : alayerMap.keySet()) {
            FbxObject layer = alayerMap.get(layerId);
            animList.add(layer.name, layer.name, 0, -1);
        }
    }
    // Extract aminations
    HashMap<String, Animation> anims = new HashMap<String, Animation>();
    for (AnimInverval animInfo : animList.list) {
        float realLength = 0;
        float length = (animInfo.lastFrame - animInfo.firstFrame) / this.animFrameRate;
        float animStart = animInfo.firstFrame / this.animFrameRate;
        float animStop = animInfo.lastFrame / this.animFrameRate;
        Animation anim = new Animation(animInfo.name, length);
        // Search source layer for animation nodes
        long sourceLayerId = 0L;
        for (long layerId : alayerMap.keySet()) {
            FbxObject layer = alayerMap.get(layerId);
            if (layer.name.equals(animInfo.layerName)) {
                sourceLayerId = layerId;
                break;
            }
        }
        // Build bone tracks
        for (FbxNode limb : limbMap.values()) {
            // Animation channels may have different keyframes (non-baked animation).
            //   So we have to restore intermediate values for all channels cause of JME requires
            //   a bone track as a single channel with collective transformation for each keyframe
            // Sorted unique timestamps
            Set<Long> stamps = new TreeSet<Long>();
            FbxAnimNode animTranslation = limb.animTranslation(sourceLayerId);
            FbxAnimNode animRotation = limb.animRotation(sourceLayerId);
            FbxAnimNode animScale = limb.animScale(sourceLayerId);
            boolean haveTranslation = haveAnyChannel(animTranslation);
            boolean haveRotation = haveAnyChannel(animRotation);
            boolean haveScale = haveAnyChannel(animScale);
            // Collect keyframes stamps
            if (haveTranslation)
                animTranslation.exportTimes(stamps);
            if (haveRotation)
                animRotation.exportTimes(stamps);
            if (haveScale)
                animScale.exportTimes(stamps);
            if (stamps.isEmpty())
                continue;
            long[] keyTimes = new long[stamps.size()];
            int cnt = 0;
            for (long t : stamps) keyTimes[cnt++] = t;
            // Calculate keys interval by animation time interval
            int firstKeyIndex = 0;
            int lastKeyIndex = keyTimes.length - 1;
            for (int i = 0; i < keyTimes.length; ++i) {
                // Translate into seconds
                float time = (float) (((double) keyTimes[i]) * secondsPerUnit);
                if (time <= animStart)
                    firstKeyIndex = i;
                if (time >= animStop && animStop >= 0) {
                    lastKeyIndex = i;
                    break;
                }
            }
            int keysCount = lastKeyIndex - firstKeyIndex + 1;
            if (keysCount <= 0)
                continue;
            float[] times = new float[keysCount];
            Vector3f[] translations = new Vector3f[keysCount];
            Quaternion[] rotations = new Quaternion[keysCount];
            Vector3f[] scales = null;
            // Calculate keyframes times
            for (int i = 0; i < keysCount; ++i) {
                int keyIndex = firstKeyIndex + i;
                // Translate into seconds
                float time = (float) (((double) keyTimes[keyIndex]) * secondsPerUnit);
                times[i] = time - animStart;
                realLength = Math.max(realLength, times[i]);
            }
            // Load keyframes from animation curves
            if (haveTranslation) {
                for (int i = 0; i < keysCount; ++i) {
                    int keyIndex = firstKeyIndex + i;
                    FbxAnimNode n = animTranslation;
                    // Why do it here but not in other places? FBX magic?
                    Vector3f tvec = n.getValue(keyTimes[keyIndex], n.value).subtractLocal(n.value);
                    translations[i] = tvec.divideLocal(unitSize);
                }
            } else {
                for (int i = 0; i < keysCount; ++i) translations[i] = Vector3f.ZERO;
            }
            RotationOrder ro = RotationOrder.EULER_XYZ;
            if (haveRotation) {
                for (int i = 0; i < keysCount; ++i) {
                    int keyIndex = firstKeyIndex + i;
                    FbxAnimNode n = animRotation;
                    Vector3f tvec = n.getValue(keyTimes[keyIndex], n.value);
                    rotations[i] = ro.rotate(tvec);
                }
            } else {
                for (int i = 0; i < keysCount; ++i) rotations[i] = Quaternion.IDENTITY;
            }
            if (haveScale) {
                scales = new Vector3f[keysCount];
                for (int i = 0; i < keysCount; ++i) {
                    int keyIndex = firstKeyIndex + i;
                    FbxAnimNode n = animScale;
                    Vector3f tvec = n.getValue(keyTimes[keyIndex], n.value);
                    scales[i] = tvec;
                }
            }
            BoneTrack track = null;
            if (haveScale)
                track = new BoneTrack(limb.boneIndex, times, translations, rotations, scales);
            else
                track = new BoneTrack(limb.boneIndex, times, translations, rotations);
            anim.addTrack(track);
        }
        if (realLength != length && animInfo.lastFrame == -1) {
            Track[] tracks = anim.getTracks();
            if (tracks == null || tracks.length == 0)
                continue;
            anim = new Animation(animInfo.name, realLength);
            for (Track track : tracks) anim.addTrack(track);
        }
        anims.put(anim.getName(), anim);
    }
    animControl.setAnimations(anims);
}

Example 39 with Animation

use of com.jme3.animation.Animation in project jmonkeyengine by jMonkeyEngine.

the class SkeletonLoader method load.

public Object load(InputStream in) throws IOException {
    try {
        // Added by larynx 25.06.2011
        // Android needs the namespace aware flag set to true 
        // Kirill 30.06.2011
        // Now, hack is applied for both desktop and android to avoid
        // checking with JmeSystem.
        SAXParserFactory factory = SAXParserFactory.newInstance();
        factory.setNamespaceAware(true);
        XMLReader xr = factory.newSAXParser().getXMLReader();
        xr.setContentHandler(this);
        xr.setErrorHandler(this);
        InputStreamReader r = new InputStreamReader(in);
        xr.parse(new InputSource(r));
        if (animations == null) {
            animations = new ArrayList<Animation>();
        }
        AnimData data = new AnimData(skeleton, animations);
        skeleton = null;
        animations = null;
        return data;
    } catch (SAXException ex) {
        IOException ioEx = new IOException("Error while parsing Ogre3D dotScene");
        ioEx.initCause(ex);
        fullReset();
        throw ioEx;
    } catch (ParserConfigurationException ex) {
        IOException ioEx = new IOException("Error while parsing Ogre3D dotScene");
        ioEx.initCause(ex);
        fullReset();
        throw ioEx;
    }
}

Example 40 with Animation

use of com.jme3.animation.Animation in project jmonkeyengine by jMonkeyEngine.

the class MeshLoader method compileModel.

private Node compileModel() {
    Node model = new Node(meshName + "-ogremesh");
    for (int i = 0; i < geoms.size(); i++) {
        Geometry g = geoms.get(i);
        Mesh m = g.getMesh();
        // New code for buffer extract
        if (sharedMesh != null && usesSharedMesh.get(i)) {
            m.extractVertexData(sharedMesh);
        }
        model.attachChild(geoms.get(i));
    }
    if (animData != null) {
        for (int i = 0; i < geoms.size(); i++) {
            Geometry g = geoms.get(i);
            Mesh m = geoms.get(i).getMesh();
            //FIXME the parameter is now useless.
            //It was !HADWARE_SKINNING before, but since toggleing 
            //HW skinning does not happen at load time it was always true.
            //We should use something similar as for the HWBoneIndex and 
            //HWBoneWeight : create the vertex buffers empty so that they 
            //are put in the cache, and really populate them the first time 
            //software skinning is used on the mesh.
            m.generateBindPose(true);
        }
        // Put the animations in the AnimControl
        HashMap<String, Animation> anims = new HashMap<String, Animation>();
        ArrayList<Animation> animList = animData.anims;
        for (int i = 0; i < animList.size(); i++) {
            Animation anim = animList.get(i);
            anims.put(anim.getName(), anim);
        }
        AnimControl ctrl = new AnimControl(animData.skeleton);
        ctrl.setAnimations(anims);
        model.addControl(ctrl);
        // Put the skeleton in the skeleton control
        SkeletonControl skeletonControl = new SkeletonControl(animData.skeleton);
        // This will acquire the targets from the node
        model.addControl(skeletonControl);
    }
    return model;
}