|  | /* | 
|  | Simple DirectMedia Layer | 
|  | Copyright (C) 1997-2017 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_cocoaopengl_h_ | 
|  | #define SDL_cocoaopengl_h_ | 
|  |  | 
|  | #if SDL_VIDEO_OPENGL_CGL | 
|  |  | 
|  | #include "SDL_atomic.h" | 
|  | #import <Cocoa/Cocoa.h> | 
|  |  | 
|  | struct SDL_GLDriverData | 
|  | { | 
|  | int initialized; | 
|  | }; | 
|  |  | 
|  | @interface SDLOpenGLContext : NSOpenGLContext { | 
|  | SDL_atomic_t dirty; | 
|  | SDL_Window *window; | 
|  | } | 
|  |  | 
|  | - (id)initWithFormat:(NSOpenGLPixelFormat *)format | 
|  | shareContext:(NSOpenGLContext *)share; | 
|  | - (void)scheduleUpdate; | 
|  | - (void)updateIfNeeded; | 
|  | - (void)setWindow:(SDL_Window *)window; | 
|  |  | 
|  | @end | 
|  |  | 
|  |  | 
|  | /* OpenGL functions */ | 
|  | extern int Cocoa_GL_LoadLibrary(_THIS, const char *path); | 
|  | extern void *Cocoa_GL_GetProcAddress(_THIS, const char *proc); | 
|  | extern void Cocoa_GL_UnloadLibrary(_THIS); | 
|  | extern SDL_GLContext Cocoa_GL_CreateContext(_THIS, SDL_Window * window); | 
|  | extern int Cocoa_GL_MakeCurrent(_THIS, SDL_Window * window, | 
|  | SDL_GLContext context); | 
|  | extern void Cocoa_GL_GetDrawableSize(_THIS, SDL_Window * window, | 
|  | int * w, int * h); | 
|  | extern int Cocoa_GL_SetSwapInterval(_THIS, int interval); | 
|  | extern int Cocoa_GL_GetSwapInterval(_THIS); | 
|  | extern int Cocoa_GL_SwapWindow(_THIS, SDL_Window * window); | 
|  | extern void Cocoa_GL_DeleteContext(_THIS, SDL_GLContext context); | 
|  |  | 
|  | #endif /* SDL_VIDEO_OPENGL_CGL */ | 
|  |  | 
|  | #endif /* SDL_cocoaopengl_h_ */ | 
|  |  | 
|  | /* vi: set ts=4 sw=4 expandtab: */ |