public void transform(Matrix4f mat, boolean updateLocal) {
activate();
Transform t = new Transform();
t.set(mat);
Vector3f v = new Vector3f();
for (int i = 0; i < 3; ++i) {
t.basis.getColumn(i, v);
v.normalize();
t.basis.setColumn(i, v);
}
body.setWorldTransform(t);
// required for static objects:
body.getMotionState().setWorldTransform(t);
if (body.isInWorld() && body.isStaticOrKinematicObject()) {
scene.world.updateSingleAabb(body);
for (GameObject g : touchingObjects) g.activate();
}
//
updateChildTransforms();
if (parent != null && updateLocal) {
updateLocalTransform();
}
}
public void parent(GameObject p, boolean compound) {
CompoundShape compShapeOld = null;
if (parent != null) {
parent.children.remove(this);
if (compound) {
compShapeOld = parent.compoundShape();
if (compShapeOld != null) {
scene.world.removeRigidBody(parent.body);
compShapeOld.removeChildShape(body.getCollisionShape());
scene.world.addRigidBody(parent.body);
}
}
} else if (p == null) {
return;
}
parent = p;
if (parent != null) {
parent.children.add(this);
updateLocalTransform();
updateLocalScale();
if (compound) {
CompoundShape compShape = parent.compoundShape();
if (compShape != null) {
scene.world.removeRigidBody(body);
compShape.addChildShape(new Transform(localTransform), body.getCollisionShape());
}
} else {
dynamics(false);
}
} else if (currBodyType.equals("STATIC") || currBodyType.equals("SENSOR")) {
if (compound && compShapeOld != null) scene.world.addRigidBody(body);
} else {
dynamics(true);
}
}