1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
|
#ifndef MGL_GL_H
#define MGL_GL_H
/* Copied from GL/glx.h */
#define GLX_USE_GL 1
#define GLX_BUFFER_SIZE 2
#define GLX_LEVEL 3
#define GLX_RGBA 4
#define GLX_DOUBLEBUFFER 5
#define GLX_STEREO 6
#define GLX_AUX_BUFFERS 7
#define GLX_RED_SIZE 8
#define GLX_GREEN_SIZE 9
#define GLX_BLUE_SIZE 10
#define GLX_ALPHA_SIZE 11
#define GLX_DEPTH_SIZE 12
#define GLX_STENCIL_SIZE 13
#define GLX_ACCUM_RED_SIZE 14
#define GLX_ACCUM_GREEN_SIZE 15
#define GLX_ACCUM_BLUE_SIZE 16
#define GLX_ACCUM_ALPHA_SIZE 17
/* Copied from GL/gl.h */
#define GL_COLOR_BUFFER_BIT 0x00004000
#define GL_BLEND 0x0BE2
#define GL_SRC_ALPHA 0x0302
#define GL_ONE_MINUS_SRC_ALPHA 0x0303
#define GL_TEXTURE_2D 0x0DE1
#define GL_TEXTURE_WRAP_S 0x2802
#define GL_TEXTURE_WRAP_T 0x2803
#define GL_TEXTURE_MAG_FILTER 0x2800
#define GL_TEXTURE_MIN_FILTER 0x2801
#define GL_UNSIGNED_BYTE 0x1401
#define GL_RGB 0x1907
#define GL_RGBA 0x1908
#define GL_LUMINANCE8 0x8040
#define GL_LUMINANCE8_ALPHA8 0x8045
#define GL_RGB8 0x8051
#define GL_RGBA8 0x8058
#define GL_COMPRESSED_RGB_S3TC_DXT1_EXT 0x83F0
#define GL_COMPRESSED_RGBA_S3TC_DXT1_EXT 0x83F1
#define GL_COMPRESSED_RGBA_S3TC_DXT3_EXT 0x83F2
#define GL_COMPRESSED_RGBA_S3TC_DXT5_EXT 0x83F3
#define GL_CLAMP_TO_EDGE 0x812F
#define GL_LINEAR 0x2601
typedef struct _XVisualInfo _XVisualInfo;
typedef struct _XDisplay Display;
typedef struct __GLXcontextRec *GLXContext;
typedef unsigned long GLXDrawable;
typedef struct {
void *handle;
_XVisualInfo* (*glXChooseVisual)(Display *dpy, int screen, int *attribList);
GLXContext (*glXCreateContext)(Display *dpy, _XVisualInfo *vis, GLXContext shareList, int direct);
void (*glXDestroyContext)(Display *dpy, GLXContext ctx);
int (*glXMakeCurrent)(Display *dpy, GLXDrawable drawable, GLXContext ctx);
void (*glXSwapBuffers)(Display *dpy, GLXDrawable drawable);
void (*glViewport)(int x, int y, int width, int height);
void (*glClearColor)(float red, float green, float blue, float alpha);
void (*glClear)(unsigned int mask);
void (*glEnable)(unsigned int cap);
void (*glBlendFunc)(unsigned int sfactor, unsigned int dfactor);
void (*glGenTextures)(int n, unsigned int *textures);
void (*glDeleteTextures)(int n, const unsigned int *textures);
void (*glTexImage2D)(unsigned int target, int level, int internalFormat, int width, int height, int border, unsigned int format, unsigned int type, const void *pixels);
void (*glCompressedTexImage2D)(unsigned int target, int level, unsigned int internalformat, int width, int height, int border, int imageSize, const void *data);
void (*glBindTexture)(unsigned int target, unsigned int texture);
void (*glTexParameteri)(unsigned int target, unsigned int pname, int param);
void (*glHint)(unsigned int target, unsigned int mode);
/* Optional*/
void (*glXSwapIntervalEXT)(Display * dpy, GLXDrawable drawable, int interval);
int (*glXSwapIntervalMESA)(unsigned int interval);
int (*glXSwapIntervalSGI)(int interval);
} mgl_gl;
int mgl_gl_load(mgl_gl *self);
void mgl_gl_unload(mgl_gl *self);
#endif /* MGL_GL_H */
|
