public CCSize GetSize() { cpPolyShape shape = (_info.GetShapes().FirstOrDefault() as cpPolyShape); //->getShapes().front(); return(PhysicsHelper.cpv2size( new cpVect( cpVect.cpvdist(shape.GetVert(1), shape.GetVert(2)), cpVect.cpvdist(shape.GetVert(0), shape.GetVert(1))))); }