by the way my car assembler looks like this:
namespace veedub
{
class carModel
{
public:
//load the carChassis 3d model: path to 3d model, parent node, position, rotation
void loadCarChassis(path filenameModel, ISceneNode* parent = vw_node, vector3df pos = vector3df(0,0,0), vector3df rot ...