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

Example 6 with Skeleton

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

the class TestOgreComplexAnim method simpleInitApp.

@Override
public void simpleInitApp() {
    flyCam.setMoveSpeed(10f);
    cam.setLocation(new Vector3f(6.4013605f, 7.488437f, 12.843031f));
    cam.setRotation(new Quaternion(-0.060740203f, 0.93925786f, -0.2398315f, -0.2378785f));
    DirectionalLight dl = new DirectionalLight();
    dl.setDirection(new Vector3f(-0.1f, -0.7f, -1).normalizeLocal());
    dl.setColor(new ColorRGBA(1f, 1f, 1f, 1.0f));
    rootNode.addLight(dl);
    Node model = (Node) assetManager.loadModel("Models/Oto/Oto.mesh.xml");
    control = model.getControl(AnimControl.class);
    AnimChannel feet = control.createChannel();
    AnimChannel leftHand = control.createChannel();
    AnimChannel rightHand = control.createChannel();
    // feet will dodge
    feet.addFromRootBone("hip.right");
    feet.addFromRootBone("hip.left");
    feet.setAnim("Dodge");
    feet.setSpeed(2);
    feet.setLoopMode(LoopMode.Cycle);
    // will blend over 15 seconds to stand
    feet.setAnim("Walk", 15);
    feet.setSpeed(0.25f);
    feet.setLoopMode(LoopMode.Cycle);
    // left hand will pull
    leftHand.addFromRootBone("uparm.right");
    leftHand.setAnim("pull");
    leftHand.setSpeed(.5f);
    // will blend over 15 seconds to stand
    leftHand.setAnim("stand", 15);
    // right hand will push
    rightHand.addBone("spinehigh");
    rightHand.addFromRootBone("uparm.left");
    rightHand.setAnim("push");
    SkeletonDebugger skeletonDebug = new SkeletonDebugger("skeleton", control.getSkeleton());
    Material mat = new Material(assetManager, "Common/MatDefs/Misc/Unshaded.j3md");
    mat.getAdditionalRenderState().setWireframe(true);
    mat.setColor("Color", ColorRGBA.Green);
    mat.getAdditionalRenderState().setDepthTest(false);
    skeletonDebug.setMaterial(mat);
    model.attachChild(skeletonDebug);
    rootNode.attachChild(model);
}

Example 7 with Skeleton

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

the class TestCustomAnim 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);
    Box box = new Box(1, 1, 1);
    VertexBuffer weightsHW = new VertexBuffer(Type.HWBoneWeight);
    VertexBuffer indicesHW = new VertexBuffer(Type.HWBoneIndex);
    indicesHW.setUsage(Usage.CpuOnly);
    weightsHW.setUsage(Usage.CpuOnly);
    box.setBuffer(weightsHW);
    box.setBuffer(indicesHW);
    // Setup bone weight buffer
    FloatBuffer weights = FloatBuffer.allocate(box.getVertexCount() * 4);
    VertexBuffer weightsBuf = new VertexBuffer(Type.BoneWeight);
    weightsBuf.setupData(Usage.CpuOnly, 4, Format.Float, weights);
    box.setBuffer(weightsBuf);
    // Setup bone index buffer
    ByteBuffer indices = ByteBuffer.allocate(box.getVertexCount() * 4);
    VertexBuffer indicesBuf = new VertexBuffer(Type.BoneIndex);
    indicesBuf.setupData(Usage.CpuOnly, 4, Format.UnsignedByte, indices);
    box.setBuffer(indicesBuf);
    // Create bind pose buffers
    box.generateBindPose(true);
    // Create skeleton
    bone = new Bone("root");
    bone.setBindTransforms(Vector3f.ZERO, Quaternion.IDENTITY, Vector3f.UNIT_XYZ);
    bone.setUserControl(true);
    skeleton = new Skeleton(new Bone[] { bone });
    // Assign all verticies to bone 0 with weight 1
    for (int i = 0; i < box.getVertexCount() * 4; i += 4) {
        // assign vertex to bone index 0
        indices.array()[i + 0] = 0;
        indices.array()[i + 1] = 0;
        indices.array()[i + 2] = 0;
        indices.array()[i + 3] = 0;
        // set weight to 1 only for first entry
        weights.array()[i + 0] = 1;
        weights.array()[i + 1] = 0;
        weights.array()[i + 2] = 0;
        weights.array()[i + 3] = 0;
    }
    // Maximum number of weights per bone is 1
    box.setMaxNumWeights(1);
    // Create model
    Geometry geom = new Geometry("box", box);
    geom.setMaterial(assetManager.loadMaterial("Textures/Terrain/BrickWall/BrickWall.j3m"));
    Node model = new Node("model");
    model.attachChild(geom);
    // Create skeleton control
    SkeletonControl skeletonControl = new SkeletonControl(skeleton);
    model.addControl(skeletonControl);
    rootNode.attachChild(model);
}

Example 8 with Skeleton

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

the class SkeletonLoader method startElement.

public void startElement(String uri, String localName, String qName, Attributes attribs) throws SAXException {
    if (qName.equals("position") || qName.equals("translate")) {
        position = SAXUtil.parseVector3(attribs);
    } else if (qName.equals("rotation") || qName.equals("rotate")) {
        angle = SAXUtil.parseFloat(attribs.getValue("angle"));
    } else if (qName.equals("axis")) {
        assert elementStack.peek().equals("rotation") || elementStack.peek().equals("rotate");
        axis = SAXUtil.parseVector3(attribs);
    } else if (qName.equals("scale")) {
        scale = SAXUtil.parseVector3(attribs);
    } else if (qName.equals("keyframe")) {
        assert elementStack.peek().equals("keyframes");
        time = SAXUtil.parseFloat(attribs.getValue("time"));
    } else if (qName.equals("keyframes")) {
        assert elementStack.peek().equals("track");
    } else if (qName.equals("track")) {
        assert elementStack.peek().equals("tracks");
        String boneName = SAXUtil.parseString(attribs.getValue("bone"));
        Bone bone = nameToBone.get(boneName);
        int index = skeleton.getBoneIndex(bone);
        track = new BoneTrack(index);
    } else if (qName.equals("boneparent")) {
        assert elementStack.peek().equals("bonehierarchy");
        String boneName = attribs.getValue("bone");
        String parentName = attribs.getValue("parent");
        Bone bone = nameToBone.get(boneName);
        Bone parent = nameToBone.get(parentName);
        parent.addChild(bone);
    } else if (qName.equals("bone")) {
        assert elementStack.peek().equals("bones");
        // insert bone into indexed map
        bone = new Bone(attribs.getValue("name"));
        int id = SAXUtil.parseInt(attribs.getValue("id"));
        indexToBone.put(id, bone);
        nameToBone.put(bone.getName(), bone);
    } else if (qName.equals("tracks")) {
        assert elementStack.peek().equals("animation");
        tracks.clear();
    } else if (qName.equals("animation")) {
        assert elementStack.peek().equals("animations");
        String name = SAXUtil.parseString(attribs.getValue("name"));
        float length = SAXUtil.parseFloat(attribs.getValue("length"));
        animation = new Animation(name, length);
    } else if (qName.equals("bonehierarchy")) {
        assert elementStack.peek().equals("skeleton");
    } else if (qName.equals("animations")) {
        assert elementStack.peek().equals("skeleton");
        animations = new ArrayList<Animation>();
    } else if (qName.equals("bones")) {
        assert elementStack.peek().equals("skeleton");
    } else if (qName.equals("skeleton")) {
        assert elementStack.size() == 0;
    }
    elementStack.add(qName);
}

Example 9 with Skeleton

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

the class AnimationHelper method applyAnimations.

/**
     * The method applies skeleton animations to the given node.
     * @param node
     *            the node where the animations will be applied
     * @param skeleton
     *            the skeleton of the node
     * @param animationMatchMethod
     *            the way animation should be matched with skeleton
     */
public void applyAnimations(Node node, Skeleton skeleton, AnimationMatchMethod animationMatchMethod) {
    node.addControl(new SkeletonControl(skeleton));
    blenderContext.setNodeForSkeleton(skeleton, node);
    List<BlenderAction> actions = this.getActions(skeleton, animationMatchMethod);
    if (actions.size() > 0) {
        List<Animation> animations = new ArrayList<Animation>();
        for (BlenderAction action : actions) {
            BoneTrack[] tracks = action.toTracks(skeleton, blenderContext);
            if (tracks != null && tracks.length > 0) {
                Animation boneAnimation = new Animation(action.getName(), action.getAnimationTime());
                boneAnimation.setTracks(tracks);
                animations.add(boneAnimation);
                Long animatedNodeOMA = ((Number) blenderContext.getMarkerValue(ObjectHelper.OMA_MARKER, node)).longValue();
                blenderContext.addAnimation(animatedNodeOMA, boneAnimation);
            }
        }
        if (animations.size() > 0) {
            AnimControl control = new AnimControl(skeleton);
            HashMap<String, Animation> anims = new HashMap<String, Animation>(animations.size());
            for (int i = 0; i < animations.size(); ++i) {
                Animation animation = animations.get(i);
                anims.put(animation.getName(), animation);
            }
            control.setAnimations(anims);
            node.addControl(control);
            // make sure that SkeletonControl is added AFTER the AnimControl
            SkeletonControl skeletonControl = node.getControl(SkeletonControl.class);
            if (skeletonControl != null) {
                node.removeControl(SkeletonControl.class);
                node.addControl(skeletonControl);
            }
        }
    }
}

Example 10 with Skeleton

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

the class BoneContext method buildBone.

/**
     * This method builds the bone. It recursively builds the bone's children.
     * 
     * @param bones
     *            a list of bones where the newly created bone will be added
     * @param skeletonOwnerOma
     *            the spatial of the object that will own the skeleton
     * @param blenderContext
     *            the blender context
     * @return newly created bone
     */
public Bone buildBone(List<Bone> bones, Long skeletonOwnerOma, BlenderContext blenderContext) {
    this.skeletonOwnerOma = skeletonOwnerOma;
    Long boneOMA = boneStructure.getOldMemoryAddress();
    bone = new Bone(boneName);
    bones.add(bone);
    blenderContext.addLoadedFeatures(boneOMA, LoadedDataType.STRUCTURE, boneStructure);
    blenderContext.addLoadedFeatures(boneOMA, LoadedDataType.FEATURE, bone);
    ObjectHelper objectHelper = blenderContext.getHelper(ObjectHelper.class);
    Structure skeletonOwnerObjectStructure = (Structure) blenderContext.getLoadedFeature(skeletonOwnerOma, LoadedDataType.STRUCTURE);
    // I could load 'imat' here, but apparently in some older blenders there were bugs or unfinished functionalities that stored ZERO matrix in imat field
    // loading 'obmat' and inverting it makes us avoid errors in such cases
    Matrix4f invertedObjectOwnerGlobalMatrix = objectHelper.getMatrix(skeletonOwnerObjectStructure, "obmat", blenderContext.getBlenderKey().isFixUpAxis()).invertLocal();
    if (objectHelper.isParent(skeletonOwnerOma, armatureObjectOMA)) {
        boneMatrixInModelSpace = globalBoneMatrix.mult(invertedObjectOwnerGlobalMatrix);
    } else {
        boneMatrixInModelSpace = invertedObjectOwnerGlobalMatrix.mult(globalBoneMatrix);
    }
    Matrix4f boneLocalMatrix = parent == null ? boneMatrixInModelSpace : parent.boneMatrixInModelSpace.invert().multLocal(boneMatrixInModelSpace);
    Vector3f poseLocation = parent == null || !this.is(CONNECTED_TO_PARENT) ? boneLocalMatrix.toTranslationVector() : new Vector3f(0, parent.length, 0);
    Quaternion rotation = boneLocalMatrix.toRotationQuat().normalizeLocal();
    Vector3f scale = boneLocalMatrix.toScaleVector();
    bone.setBindTransforms(poseLocation, rotation, scale);
    for (BoneContext child : children) {
        bone.addChild(child.buildBone(bones, skeletonOwnerOma, blenderContext));
    }
    return bone;
}