procedure rglGetDynamicBillBoardCamUp(const aObjectIndex: Integer;var aBBCamUpX, aBBCamUpY, aBBCamUpZ : Single);stdcall;Get the last up vector that was set for the billboard calculation. ParametersaObjectIndex - A Reference to one of the previously created dynamic objects aBBCamUpX, aBBCamUpY, aBBCamUpZ - The up vector of the camera.RemarkThis flag is implemented for all dynamic objects except animated bone meshes