| /* |
| Simple DirectMedia Layer |
| Copyright (C) 1997-2024 Sam Lantinga <slouken@libsdl.org> |
| |
| This software is provided 'as-is', without any express or implied |
| warranty. In no event will the authors be held liable for any damages |
| arising from the use of this software. |
| |
| Permission is granted to anyone to use this software for any purpose, |
| including commercial applications, and to alter it and redistribute it |
| freely, subject to the following restrictions: |
| |
| 1. The origin of this software must not be misrepresented; you must not |
| claim that you wrote the original software. If you use this software |
| in a product, an acknowledgment in the product documentation would be |
| appreciated but is not required. |
| 2. Altered source versions must be plainly marked as such, and must not be |
| misrepresented as being the original software. |
| 3. This notice may not be removed or altered from any source distribution. |
| */ |
| #include "SDL_internal.h" |
| |
| #ifndef SDL_x11opengl_h_ |
| #define SDL_x11opengl_h_ |
| |
| #ifdef SDL_VIDEO_OPENGL_GLX |
| #include <SDL3/SDL_opengl.h> |
| #include <GL/glx.h> |
| |
| typedef void (*__GLXextFuncPtr)(void); |
| |
| typedef enum SDL_GLSwapIntervalTearBehavior |
| { |
| SDL_SWAPINTERVALTEAR_UNTESTED, |
| SDL_SWAPINTERVALTEAR_UNKNOWN, |
| SDL_SWAPINTERVALTEAR_MESA, |
| SDL_SWAPINTERVALTEAR_NVIDIA |
| } SDL_GLSwapIntervalTearBehavior; |
| |
| struct SDL_GLDriverData |
| { |
| int errorBase, eventBase; |
| |
| SDL_bool HAS_GLX_EXT_visual_rating; |
| SDL_bool HAS_GLX_EXT_visual_info; |
| SDL_bool HAS_GLX_EXT_swap_control_tear; |
| SDL_bool HAS_GLX_ARB_context_flush_control; |
| SDL_bool HAS_GLX_ARB_create_context_robustness; |
| SDL_bool HAS_GLX_ARB_create_context_no_error; |
| |
| /* Max version of OpenGL ES context that can be created if the |
| implementation supports GLX_EXT_create_context_es2_profile. |
| major = minor = 0 when unsupported. |
| */ |
| struct |
| { |
| int major; |
| int minor; |
| } es_profile_max_supported_version; |
| |
| SDL_GLSwapIntervalTearBehavior swap_interval_tear_behavior; |
| |
| Bool (*glXQueryExtension)(Display *, int *, int *); |
| __GLXextFuncPtr (*glXGetProcAddress)(const GLubyte *); |
| XVisualInfo *(*glXChooseVisual)(Display *, int, int *); |
| GLXContext (*glXCreateContext)(Display *, XVisualInfo *, GLXContext, Bool); |
| GLXContext (*glXCreateContextAttribsARB)(Display *, GLXFBConfig, GLXContext, Bool, const int *); |
| GLXFBConfig *(*glXChooseFBConfig)(Display *, int, const int *, int *); |
| XVisualInfo *(*glXGetVisualFromFBConfig)(Display *, GLXFBConfig); |
| void (*glXDestroyContext)(Display *, GLXContext); |
| Bool (*glXMakeCurrent)(Display *, GLXDrawable, GLXContext); |
| void (*glXSwapBuffers)(Display *, GLXDrawable); |
| void (*glXQueryDrawable)(Display *, GLXDrawable, int, unsigned int *); |
| void (*glXSwapIntervalEXT)(Display *, GLXDrawable, int); |
| int (*glXSwapIntervalSGI)(int); |
| int (*glXSwapIntervalMESA)(int); |
| int (*glXGetSwapIntervalMESA)(void); |
| }; |
| |
| /* OpenGL functions */ |
| extern int X11_GL_LoadLibrary(SDL_VideoDevice *_this, const char *path); |
| extern SDL_FunctionPointer X11_GL_GetProcAddress(SDL_VideoDevice *_this, const char *proc); |
| extern void X11_GL_UnloadLibrary(SDL_VideoDevice *_this); |
| extern SDL_bool X11_GL_UseEGL(SDL_VideoDevice *_this); |
| extern XVisualInfo *X11_GL_GetVisual(SDL_VideoDevice *_this, Display *display, int screen, SDL_bool transparent); |
| extern SDL_GLContext X11_GL_CreateContext(SDL_VideoDevice *_this, SDL_Window *window); |
| extern int X11_GL_MakeCurrent(SDL_VideoDevice *_this, SDL_Window *window, |
| SDL_GLContext context); |
| extern int X11_GL_SetSwapInterval(SDL_VideoDevice *_this, int interval); |
| extern int X11_GL_GetSwapInterval(SDL_VideoDevice *_this, int *interval); |
| extern int X11_GL_SwapWindow(SDL_VideoDevice *_this, SDL_Window *window); |
| extern int X11_GL_DeleteContext(SDL_VideoDevice *_this, SDL_GLContext context); |
| |
| #endif /* SDL_VIDEO_OPENGL_GLX */ |
| |
| #endif /* SDL_x11opengl_h_ */ |