//Render meshes as they are traversed in the scene graph
void NMS_SceneRenderer::sg_before(Matrix transform, SceneGraphNode * node)
{
GeometryNode * geomNode = (GeometryNode *) node;
NMS_Mesh* model = geomNode->getModel();
btRigidBody *b = geomNode->getCollisionBody();
glLoadIdentity();
Matrix t_transposed = ~transform;
glMultMatrixf(t_transposed.getElements());
if(b != NULL)
applyPhysics(b);
setWireframeModeGL(wireframe);
(*model).setMaterialGL();
(*model).render(currentTime);
}
