if(const Matrix *model_matrix = (*i)->get_matrix())
{
if(const Geometry::BoundingSphere<float, 3> *bsphere = (*i)->get_bounding_sphere())
if(const Matrix *model_matrix = (*i)->get_matrix())
{
if(const Geometry::BoundingSphere<float, 3> *bsphere = (*i)->get_bounding_sphere())