| /* |
| 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_cocoaopengl_h_ |
| #define SDL_cocoaopengl_h_ |
| |
| #ifdef SDL_VIDEO_OPENGL_CGL |
| |
| #import <Cocoa/Cocoa.h> |
| #import <QuartzCore/CVDisplayLink.h> |
| |
| /* We still support OpenGL as long as Apple offers it, deprecated or not, so disable deprecation warnings about it. */ |
| #ifdef __clang__ |
| #pragma clang diagnostic push |
| #pragma clang diagnostic ignored "-Wdeprecated-declarations" |
| #endif |
| |
| struct SDL_GLDriverData |
| { |
| int initialized; |
| }; |
| |
| @interface SDLOpenGLContext : NSOpenGLContext |
| { |
| SDL_AtomicInt dirty; |
| SDL_Window *window; |
| CVDisplayLinkRef displayLink; |
| @public |
| SDL_Mutex *swapIntervalMutex; |
| @public |
| SDL_Condition *swapIntervalCond; |
| @public |
| SDL_AtomicInt swapIntervalSetting; |
| @public |
| SDL_AtomicInt swapIntervalsPassed; |
| } |
| |
| - (id)initWithFormat:(NSOpenGLPixelFormat *)format |
| shareContext:(NSOpenGLContext *)share; |
| - (void)scheduleUpdate; |
| - (void)updateIfNeeded; |
| - (void)movedToNewScreen; |
| - (void)setWindow:(SDL_Window *)window; |
| - (SDL_Window *)window; |
| - (void)explicitUpdate; |
| - (void)cleanup; |
| |
| @property(retain, nonatomic) NSOpenGLPixelFormat *openglPixelFormat; // macOS 10.10 has -[NSOpenGLContext pixelFormat] but this handles older OS releases. |
| |
| @end |
| |
| /* OpenGL functions */ |
| extern int Cocoa_GL_LoadLibrary(SDL_VideoDevice *_this, const char *path); |
| extern SDL_FunctionPointer Cocoa_GL_GetProcAddress(SDL_VideoDevice *_this, const char *proc); |
| extern void Cocoa_GL_UnloadLibrary(SDL_VideoDevice *_this); |
| extern SDL_GLContext Cocoa_GL_CreateContext(SDL_VideoDevice *_this, SDL_Window *window); |
| extern int Cocoa_GL_MakeCurrent(SDL_VideoDevice *_this, SDL_Window *window, |
| SDL_GLContext context); |
| extern int Cocoa_GL_SetSwapInterval(SDL_VideoDevice *_this, int interval); |
| extern int Cocoa_GL_GetSwapInterval(SDL_VideoDevice *_this, int *interval); |
| extern int Cocoa_GL_SwapWindow(SDL_VideoDevice *_this, SDL_Window *window); |
| extern int Cocoa_GL_DeleteContext(SDL_VideoDevice *_this, SDL_GLContext context); |
| |
| #ifdef __clang__ |
| #pragma clang diagnostic pop |
| #endif |
| |
| #endif /* SDL_VIDEO_OPENGL_CGL */ |
| |
| #endif /* SDL_cocoaopengl_h_ */ |