-#include "GL/gl.h"
-#include "config.h"
-
-typedef struct {
- GLfloat m[16];
- GLfloat *inv; /* optional */
- GLuint flags;
- GLuint type;
-} GLmatrix;
-
-#ifdef VMS
-#define gl_calculate_model_project_matrix gl_calculate_model_project_matr
-#endif
-
-
-extern void gl_rotation_matrix( GLfloat angle, GLfloat x, GLfloat y, GLfloat z,
- GLfloat m[] );
-
-
-
-extern void gl_Frustum( GLcontext *ctx,
- GLdouble left, GLdouble right,
- GLdouble bottom, GLdouble top,
- GLdouble nearval, GLdouble farval );
-
-extern void gl_Ortho( GLcontext *ctx,
- GLdouble left, GLdouble right,
- GLdouble bottom, GLdouble top,
- GLdouble nearval, GLdouble farval );