void SimpleSceneGraph::updateSuccessor(Entity& entity)
{
// Update the entities to match the updated graph.
Matrix44 absoluteTransform = getAbsoluteTransform();
for (Entity* myEntity : entities)
{
myEntity->setTransform(absoluteTransform);
}
for (unsigned int index = 0; index < children.size(); index++)
{
children[index]->updateSuccessor(entity);
}
}
Vector3 Transform::getWorldPosition() const
{
return getAbsoluteTransform() * getPosition();
}
BoundingBox Transform::getWorldBoundingVolume() const
{
const Matrix4x3& transform = getAbsoluteTransform();
return bounds.transform(transform);
}