com.jme3.animation.SkeletonControl Java Examples

@Override
@FxThread
public <T, V extends TreeNode<T>> @Nullable V createFor(@Nullable final T element, final long objectId) {

    if (element instanceof MotionEvent) {
        return unsafeCast(new MotionEventTreeNode((MotionEvent) element, objectId));
    } else if (element instanceof KinematicRagdollControl) {
        return unsafeCast(new RagdollControlTreeNode((KinematicRagdollControl) element, objectId));
    } else if (element instanceof VehicleControl) {
        return unsafeCast(new VehicleControlTreeNode((VehicleControl) element, objectId));
    } else if (element instanceof SkeletonControl) {
        return unsafeCast(new SkeletonControlTreeNode((SkeletonControl) element, objectId));
    } else if (element instanceof BetterCharacterControl) {
        return unsafeCast(new BetterCharacterControlTreeNode((BetterCharacterControl) element, objectId));
    } else if (element instanceof RigidBodyControl) {
        return unsafeCast(new RigidBodyControlTreeNode((RigidBodyControl) element, objectId));
    }  else if (element instanceof LightControl) {
        return unsafeCast(new LightControlTreeNode((LightControl) element, objectId));
    } else if (element instanceof Control) {
        return unsafeCast(new ControlTreeNode<>((Control) element, objectId));
    }

    return null;
}
 

@Override
public void simpleInitApp() {
    flyCam.setMoveSpeed(10f);
    cam.setLocation(new Vector3f(6.4f, 7.5f, 12.8f));
    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(ColorRGBA.White);
    rootNode.addLight(dl);

    Spatial model = assetManager.loadModel("Models/Jaime/Jaime.j3o");
    control = model.getControl(AnimControl.class);
    SkeletonControl skeletonControl = model.getControl(SkeletonControl.class);

    model.center();
    model.setLocalScale(5f);

    control.addListener(this);
    channel = control.createChannel();
    channel.setAnim("Idle");

    Box box = new Box(0.3f, 0.02f, 0.02f);
    Geometry saber = new Geometry("saber", box);
    saber.move(0.4f, 0.05f, 0.01f);
    Material red = assetManager.loadMaterial("Common/Materials/RedColor.j3m");
    saber.setMaterial(red);
    Node n = skeletonControl.getAttachmentsNode("hand.R");
    n.attachChild(saber);
    rootNode.attachChild(model);

    inputManager.addListener(this, "Attack");
    inputManager.addMapping("Attack", new KeyTrigger(KeyInput.KEY_SPACE));
}
 

/**
 * Build a map of mesh vertices in a subtree of the scene graph.
 *
 * @param model the root of the subtree (may be null)
 * @return a new map (not null)
 */
public static Map<Integer, List<Float>> buildPointMap(Spatial model) {
    Map<Integer, List<Float>> map = new HashMap<>();

    SkeletonControl skeletonCtrl = model.getControl(SkeletonControl.class);
    Mesh[] targetMeshes = skeletonCtrl.getTargets();
    for (Mesh mesh : targetMeshes) {
        buildPointMapForMesh(mesh, map);
    }

    return map;
}
 

@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);

    Spatial model = (Spatial) assetManager.loadModel("Models/Oto/Oto.mesh.xml");
    model.center();

    control = model.getControl(AnimControl.class);
    control.addListener(this);
    channel = control.createChannel();

    for (String anim : control.getAnimationNames())
        System.out.println(anim);

    channel.setAnim("stand");

    SkeletonControl skeletonControl = model.getControl(SkeletonControl.class);

    Box b = new Box(.25f,3f,.25f);
    Geometry item = new Geometry("Item", b);
    item.move(0, 1.5f, 0);
    item.setMaterial(assetManager.loadMaterial("Common/Materials/RedColor.j3m"));
    Node n = skeletonControl.getAttachmentsNode("hand.right");
    n.attachChild(item);

    rootNode.attachChild(model);

    inputManager.addListener(this, "Attack");
    inputManager.addMapping("Attack", new KeyTrigger(KeyInput.KEY_SPACE));
}
 

public SkeletonControlTreeNode(@NotNull final SkeletonControl element, final long objectId) {
    super(element, objectId);
}
 

public static Spatial createScene(FbxNode fbxNode) {
    Spatial jmeSpatial = fbxNode.getJmeObject();
    
    if (jmeSpatial instanceof Node) {
        // Attach children to Node
        Node jmeNode = (Node) jmeSpatial;
        for (FbxNode fbxChild : fbxNode.children) {
            if (!(fbxChild instanceof FbxLimbNode)) {
                createScene(fbxChild);
                
                FbxNode preferredParent = fbxChild.getPreferredParent();
                Spatial jmeChild = fbxChild.getJmeObject();
                if (preferredParent != null) {
                    System.out.println("Preferred parent for " + fbxChild + " is " + preferredParent);
                    
                    Node jmePreferredParent = (Node) preferredParent.getJmeObject();
                    relocateSpatial(jmeChild, fbxChild.jmeWorldNodeTransform, 
                                              preferredParent.jmeWorldNodeTransform);
                    jmePreferredParent.attachChild(jmeChild);
                } else {
                    jmeNode.attachChild(jmeChild);
                }
            }
        }
    }
    
    if (fbxNode.skeleton != null) { 
        jmeSpatial.addControl(new AnimControl(fbxNode.skeleton));
        jmeSpatial.addControl(new SkeletonControl(fbxNode.skeleton));
        
        SkeletonDebugger sd = new SkeletonDebugger("debug", fbxNode.skeleton);
        Material mat = new Material(fbxNode.assetManager, "Common/MatDefs/Misc/Unshaded.j3md");
        mat.getAdditionalRenderState().setWireframe(true);
        mat.getAdditionalRenderState().setDepthTest(false);
        mat.setColor("Color", ColorRGBA.Green);
        sd.setMaterial(mat);
        
        ((Node)jmeSpatial).attachChild(sd);
    }
    
    return jmeSpatial;
}
 

public void setSpatial(Spatial model) {
    if (model == null) {
        removeFromPhysicsSpace();
        clearData();
        return;
    }
    targetModel = model;
    Node parent = model.getParent();


    Vector3f initPosition = model.getLocalTranslation().clone();
    Quaternion initRotation = model.getLocalRotation().clone();
    initScale = model.getLocalScale().clone();

    model.removeFromParent();
    model.setLocalTranslation(Vector3f.ZERO);
    model.setLocalRotation(Quaternion.IDENTITY);
    model.setLocalScale(1);
    //HACK ALERT change this
    //I remove the skeletonControl and readd it to the spatial to make sure it's after the ragdollControl in the stack
    //Find a proper way to order the controls.
    SkeletonControl sc = model.getControl(SkeletonControl.class);
    model.removeControl(sc);
    model.addControl(sc);
    //---- 

    removeFromPhysicsSpace();
    clearData();
    // put into bind pose and compute bone transforms in model space
    // maybe dont reset to ragdoll out of animations?
    scanSpatial(model);


    if (parent != null) {
        parent.attachChild(model);

    }
    model.setLocalTranslation(initPosition);
    model.setLocalRotation(initRotation);
    model.setLocalScale(initScale);

    logger.log(Level.INFO, "Created physics ragdoll for skeleton {0}", skeleton);
}
 

public void setSpatial(Spatial model) {
    if (model == null) {
        removeFromPhysicsSpace();
        clearData();
        return;
    }
    targetModel = model;
    Node parent = model.getParent();


    Vector3f initPosition = model.getLocalTranslation().clone();
    Quaternion initRotation = model.getLocalRotation().clone();
    initScale = model.getLocalScale().clone();

    model.removeFromParent();
    model.setLocalTranslation(Vector3f.ZERO);
    model.setLocalRotation(Quaternion.IDENTITY);
    model.setLocalScale(1);
    //HACK ALERT change this
    //I remove the skeletonControl and readd it to the spatial to make sure it's after the ragdollControl in the stack
    //Find a proper way to order the controls.
    SkeletonControl sc = model.getControl(SkeletonControl.class);
    model.removeControl(sc);
    model.addControl(sc);
    //---- 

    removeFromPhysicsSpace();
    clearData();
    // put into bind pose and compute bone transforms in model space
    // maybe dont reset to ragdoll out of animations?
    scanSpatial(model);


    if (parent != null) {
        parent.attachChild(model);

    }
    model.setLocalTranslation(initPosition);
    model.setLocalRotation(initRotation);
    model.setLocalScale(initScale);

    logger.log(Level.INFO, "Created physics ragdoll for skeleton {0}", skeleton);
}
 

@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);

    // 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);
}