@Override
@SuppressWarnings("unchecked")
public Node apply(Node node, BlenderContext blenderContext) {
if (invalid) {
LOGGER.log(
Level.WARNING, "Armature modifier is invalid! Cannot be applied to: {0}", node.getName());
} // if invalid, animData will be null
if (animData == null) {
return node;
}
// setting weights for bones
List<Geometry> geomList =
(List<Geometry>)
blenderContext.getLoadedFeature(this.meshOMA, LoadedFeatureDataType.LOADED_FEATURE);
for (Geometry geom : geomList) {
Mesh mesh = geom.getMesh();
if (this.verticesWeights != null) {
mesh.setMaxNumWeights(this.boneGroups);
mesh.setBuffer(this.verticesWeights);
mesh.setBuffer(this.verticesWeightsIndices);
}
}
ArrayList<Animation> animList = animData.anims;
if (animList != null && animList.size() > 0) {
List<Constraint> constraints = blenderContext.getConstraints(this.armatureObjectOMA);
HashMap<String, Animation> anims = new HashMap<String, Animation>();
for (int i = 0; i < animList.size(); ++i) {
Animation animation = (Animation) animList.get(i).clone();
// baking constraints into animations
if (constraints != null && constraints.size() > 0) {
for (Constraint constraint : constraints) {
Long boneOMA = constraint.getBoneOMA();
Bone bone =
(Bone)
blenderContext.getLoadedFeature(boneOMA, LoadedFeatureDataType.LOADED_FEATURE);
int targetIndex =
bone == null
? 0
: animData.skeleton.getBoneIndex(
bone); // bone==null may mean the object animation
constraint.affectAnimation(animation, targetIndex);
}
}
anims.put(animation.getName(), animation);
}
// applying the control to the node
SkeletonControl skeletonControl = new SkeletonControl(animData.skeleton);
AnimControl control = new AnimControl(animData.skeleton);
control.setAnimations(anims);
node.addControl(control);
node.addControl(skeletonControl);
}
return node;
}
