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comparison src/video/ataricommon/SDL_atarigl_c.h @ 1895:c121d94672cb

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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
author Sam Lantinga <slouken@libsdl.org>
date Mon, 10 Jul 2006 21:04:37 +0000
parents d910939febfa
children b657f0bc72c2
comparison
equal deleted inserted replaced
1894:c69cee13dd76 1895:c121d94672cb
33 #include "../SDL_sysvideo.h" 33 #include "../SDL_sysvideo.h"
34 34
35 /* Hidden "this" pointer for the video functions */ 35 /* Hidden "this" pointer for the video functions */
36 #define _THIS SDL_VideoDevice *this 36 #define _THIS SDL_VideoDevice *this
37 37
38 struct SDL_PrivateGLData { 38 struct SDL_PrivateGLData
39 {
39 40
40 int gl_active; /* to stop switching drivers while we have a valid context */ 41 int gl_active; /* to stop switching drivers while we have a valid context */
41
42 int gl_oldmesa; /* Old OpenGL support ? */
43 42
44 int gl_pixelsize; /* for CopyShadow functions */ 43 int gl_oldmesa; /* Old OpenGL support ? */
45 44
46 SDL_bool gl_upsidedown; /* Some implementations draw upside down */ 45 int gl_pixelsize; /* for CopyShadow functions */
47 46
48 Uint8 *gl_shadow; /* Shadow buffer for old implementations */ 47 SDL_bool gl_upsidedown; /* Some implementations draw upside down */
49 48
50 /* for unsupported OSMesa buffer formats */ 49 Uint8 *gl_shadow; /* Shadow buffer for old implementations */
51 void (*ConvertSurface)(_THIS, SDL_Surface *surface);
52 50
53 /* to convert the shadow buffer to the screen format */ 51 /* for unsupported OSMesa buffer formats */
54 void (*CopyShadow)(_THIS, SDL_Surface *surface); 52 void (*ConvertSurface) (_THIS, SDL_Surface * surface);
53
54 /* to convert the shadow buffer to the screen format */
55 void (*CopyShadow) (_THIS, SDL_Surface * surface);
55 56
56 #if SDL_VIDEO_OPENGL 57 #if SDL_VIDEO_OPENGL
57 OSMesaContext ctx; 58 OSMesaContext ctx;
58 59
59 /* OpenGL functions */ 60 /* OpenGL functions */
60 void (*glGetIntegerv)( GLenum pname, GLint *value ); 61 void (*glGetIntegerv) (GLenum pname, GLint * value);
61 void (*glFinish)(void); 62 void (*glFinish) (void);
62 void (*glFlush)(void); 63 void (*glFlush) (void);
63 64
64 /* osmesa.ldg */ 65 /* osmesa.ldg */
65 OSMesaContext (*OSMesaCreateContextExt)( GLenum format, GLint depthBits, GLint stencilBits, GLint accumBits, OSMesaContext sharelist); 66 OSMesaContext(*OSMesaCreateContextExt) (GLenum format, GLint depthBits,
66 void (*OSMesaDestroyContext)( OSMesaContext ctx ); 67 GLint stencilBits,
67 GLboolean (*OSMesaMakeCurrent)( OSMesaContext ctx, void *buffer, GLenum type, GLsizei width, GLsizei height ); 68 GLint accumBits,
68 void (*OSMesaPixelStore)( GLint pname, GLint value ); 69 OSMesaContext sharelist);
69 void * (*OSMesaGetProcAddress)( const char *funcName ); 70 void (*OSMesaDestroyContext) (OSMesaContext ctx);
71 GLboolean(*OSMesaMakeCurrent) (OSMesaContext ctx, void *buffer,
72 GLenum type, GLsizei width,
73 GLsizei height);
74 void (*OSMesaPixelStore) (GLint pname, GLint value);
75 void *(*OSMesaGetProcAddress) (const char *funcName);
70 76
71 /* mesa_gl.ldg, tiny_gl.ldg */ 77 /* mesa_gl.ldg, tiny_gl.ldg */
72 void *(*OSMesaCreateLDG)( long format, long type, long width, long height ); 78 void *(*OSMesaCreateLDG) (long format, long type, long width,
73 void (*OSMesaDestroyLDG)(void); 79 long height);
80 void (*OSMesaDestroyLDG) (void);
74 81
75 /* Info needed to compare existing context with new asked one */ 82 /* Info needed to compare existing context with new asked one */
76 int width, height; 83 int width, height;
77 GLenum format; 84 GLenum format;
78 GLint depth,stencil,accum; 85 GLint depth, stencil, accum;
79 #endif 86 #endif
80 }; 87 };
81 88
82 /* Variable names */ 89 /* Variable names */
83 #define gl_active (this->gl_data->gl_active) 90 #define gl_active (this->gl_data->gl_active)
94 #define gl_curaccum (this->gl_data->accum) 101 #define gl_curaccum (this->gl_data->accum)
95 #define gl_curwidth (this->gl_data->width) 102 #define gl_curwidth (this->gl_data->width)
96 #define gl_curheight (this->gl_data->height) 103 #define gl_curheight (this->gl_data->height)
97 104
98 /* OpenGL functions */ 105 /* OpenGL functions */
99 extern int SDL_AtariGL_Init(_THIS, SDL_Surface *current); 106 extern int SDL_AtariGL_Init(_THIS, SDL_Surface * current);
100 extern void SDL_AtariGL_Quit(_THIS, SDL_bool unload); 107 extern void SDL_AtariGL_Quit(_THIS, SDL_bool unload);
101 extern void SDL_AtariGL_InitPointers(_THIS); 108 extern void SDL_AtariGL_InitPointers(_THIS);
102 109
103 extern int SDL_AtariGL_LoadLibrary(_THIS, const char *path); 110 extern int SDL_AtariGL_LoadLibrary(_THIS, const char *path);
104 extern void *SDL_AtariGL_GetProcAddress(_THIS, const char *proc); 111 extern void *SDL_AtariGL_GetProcAddress(_THIS, const char *proc);
105 extern int SDL_AtariGL_GetAttribute(_THIS, SDL_GLattr attrib, int* value); 112 extern int SDL_AtariGL_GetAttribute(_THIS, SDL_GLattr attrib, int *value);
106 extern int SDL_AtariGL_MakeCurrent(_THIS); 113 extern int SDL_AtariGL_MakeCurrent(_THIS);
107 extern void SDL_AtariGL_SwapBuffers(_THIS); 114 extern void SDL_AtariGL_SwapBuffers(_THIS);
108 115
109 #endif /* _SDL_ATARIGL_H_ */ 116 #endif /* _SDL_ATARIGL_H_ */
117 /* vi: set ts=4 sw=4 expandtab: */