1 #ifndef GLMATRIX_H_
2 #define GLMATRIX_H_
3 
4 #ifndef GL_MODELVIEW
5 #define GL_MODELVIEW		0x1700
6 #endif
7 #ifndef GL_PROJECTION
8 #define GL_PROJECTION		0x1701
9 #endif
10 #ifndef GL_TEXTURE
11 #define GL_TEXTURE			0x1702
12 #endif
13 
14 void gl_matrix_mode(int mmode);
15 void gl_push_matrix(void);
16 void gl_pop_matrix(void);
17 void gl_load_identity(void);
18 void gl_load_matrixf(const float *mat);
19 void gl_mult_matrixf(const float *mat);
20 void gl_translatef(float x, float y, float z);
21 void gl_rotatef(float angle, float x, float y, float z);
22 void gl_scalef(float x, float y, float z);
23 void gl_ortho(float left, float right, float bottom, float top, float znear, float zfar);
24 void gl_frustum(float left, float right, float bottom, float top, float znear, float zfar);
25 void glu_perspective(float vfov, float aspect, float znear, float zfar);
26 
27 /* getters */
28 float* get_matrix(int mm);
29 float* get_inv_transpose_3x3(int mm);
30 
31 #endif	/* GLMATRIX_H_ */
32