/**
* Creates a transform matrix that will convert from this spatials' local coordinate space to the
* world coordinate space based on the world transform.
*
* @param store Matrix where to store the result, if null, a new one will be created and returned.
* @return store if not null, otherwise, a new matrix containing the result.
* @see Spatial#getWorldTransform()
*/
public Matrix4f getLocalToWorldMatrix(Matrix4f store) {
if (store == null) {
store = new Matrix4f();
} else {
store.loadIdentity();
}
// multiply with scale first, then rotate, finally translate (cf.
// Eberly)
store.scale(getWorldScale());
store.multLocal(getWorldRotation());
store.setTranslation(getWorldTranslation());
return store;
}
