@Override
protected void prepareTracksForApplyingConstraints() {
Long[] bonesOMAs = new Long[] {ownerOMA, targetOMA};
Space[] spaces = new Space[] {ownerSpace, targetSpace};
// creating animations for current objects if at least on of their parents have an animation
for (int i = 0; i < bonesOMAs.length; ++i) {
Long oma = bonesOMAs[i];
if (this.hasAnimation(oma)) {
Bone currentBone = blenderContext.getBoneContext(oma).getBone();
Bone parent = currentBone.getParent();
boolean foundAnimation = false;
AnimData animData = null;
while (parent != null && !foundAnimation) {
BoneContext boneContext = blenderContext.getBoneByName(parent.getName());
foundAnimation = this.hasAnimation(boneContext.getBoneOma());
animData = blenderContext.getAnimData(boneContext.getBoneOma());
parent = parent.getParent();
}
if (foundAnimation) {
this.applyAnimData(blenderContext.getBoneContext(oma), spaces[i], animData);
}
}
}
// creating animation for owner if it doesn't have one already and if the target has it
if (!this.hasAnimation(ownerOMA) && this.hasAnimation(targetOMA)) {
AnimData targetAnimData = blenderContext.getAnimData(targetOMA);
this.applyAnimData(blenderContext.getBoneContext(ownerOMA), ownerSpace, targetAnimData);
}
}
private void scanSpatial(Spatial model) {
AnimControl animControl = model.getControl(AnimControl.class);
Map<Integer, List<Float>> pointsMap = null;
if (weightThreshold == -1.0f) {
pointsMap = RagdollUtils.buildPointMap(model);
}
skeleton = animControl.getSkeleton();
skeleton.resetAndUpdate();
for (int i = 0; i < skeleton.getRoots().length; i++) {
Bone childBone = skeleton.getRoots()[i];
if (childBone.getParent() == null) {
logger.log(Level.INFO, "Found root bone in skeleton {0}", skeleton);
baseRigidBody =
new PhysicsRigidBody(new BoxCollisionShape(Vector3f.UNIT_XYZ.mult(0.1f)), 1);
baseRigidBody.setKinematic(mode == Mode.Kinematic);
boneRecursion(model, childBone, baseRigidBody, 1, pointsMap);
}
}
}
private void boneRecursion(
Spatial model,
Bone bone,
PhysicsRigidBody parent,
int reccount,
Map<Integer, List<Float>> pointsMap) {
PhysicsRigidBody parentShape = parent;
if (boneList.isEmpty() || boneList.contains(bone.getName())) {
PhysicsBoneLink link = new PhysicsBoneLink();
link.bone = bone;
// creating the collision shape
HullCollisionShape shape = null;
if (pointsMap != null) {
// build a shape for the bone, using the vertices that are most influenced by this bone
shape =
RagdollUtils.makeShapeFromPointMap(
pointsMap,
RagdollUtils.getBoneIndices(link.bone, skeleton, boneList),
initScale,
link.bone.getModelSpacePosition());
} else {
// build a shape for the bone, using the vertices associated with this bone with a weight
// above the threshold
shape =
RagdollUtils.makeShapeFromVerticeWeights(
model,
RagdollUtils.getBoneIndices(link.bone, skeleton, boneList),
initScale,
link.bone.getModelSpacePosition(),
weightThreshold);
}
PhysicsRigidBody shapeNode = new PhysicsRigidBody(shape, rootMass / (float) reccount);
shapeNode.setKinematic(mode == Mode.Kinematic);
totalMass += rootMass / (float) reccount;
link.rigidBody = shapeNode;
link.initalWorldRotation = bone.getModelSpaceRotation().clone();
if (parent != null) {
// get joint position for parent
Vector3f posToParent = new Vector3f();
if (bone.getParent() != null) {
bone.getModelSpacePosition()
.subtract(bone.getParent().getModelSpacePosition(), posToParent)
.multLocal(initScale);
}
SixDofJoint joint =
new SixDofJoint(parent, shapeNode, posToParent, new Vector3f(0, 0, 0f), true);
preset.setupJointForBone(bone.getName(), joint);
link.joint = joint;
joint.setCollisionBetweenLinkedBodys(false);
}
boneLinks.put(bone.getName(), link);
shapeNode.setUserObject(link);
parentShape = shapeNode;
}
for (Iterator<Bone> it = bone.getChildren().iterator(); it.hasNext(); ) {
Bone childBone = it.next();
boneRecursion(model, childBone, parentShape, reccount + 1, pointsMap);
}
}
