text: #include <Python.h>
  #include "vmath.h"
  
  typedef struct {
  	PyObject_HEAD
  	float v[4];
  	int d;
  } vec_obj;
  
  typedef struct {
  	PyObject_HEAD
  		float m[16];
  	int d;
  } mat_obj;
  
  typedef struct {
  	PyObject_HEAD
  	float min[4];
  	float max[4];
  	int d;
  } aabb_obj;
  