Ogre::Vector3 GetBoneWorldPosition(Ogre::Entity* ent, Ogre::Bone* bone)
{
Vector3 world_position = bone->_getDerivedPosition();
//multiply with the parent derived transformation
Ogre::Node *pParentNode = ent->getParentNode();
Ogre::SceneNode *pSceneNode = ent->getParentSceneNode();
while (pParentNode != NULL)
{
//process the current i_Node
if (pParentNode != pSceneNode)
{
//this is a tag point (a connection point between 2 entities). which means it has a parent i_Node to be processed
world_position = pParentNode->_getFullTransform() * world_position;
pParentNode = pParentNode->getParent();
}
else
{
//this is the scene i_Node meaning this is the last i_Node to process
world_position = pParentNode->_getFullTransform() * world_position;
break;
}
}
return world_position;
}
