1 /* 2 Simple DirectMedia Layer 3 Copyright (C) 1997-2016 Sam Lantinga <slouken@libsdl.org> 4 5 This software is provided 'as-is', without any express or implied 6 warranty. In no event will the authors be held liable for any damages 7 arising from the use of this software. 8 9 Permission is granted to anyone to use this software for any purpose, 10 including commercial applications, and to alter it and redistribute it 11 freely, subject to the following restrictions: 12 13 1. The origin of this software must not be misrepresented; you must not 14 claim that you wrote the original software. If you use this software 15 in a product, an acknowledgment in the product documentation would be 16 appreciated but is not required. 17 2. Altered source versions must be plainly marked as such, and must not be 18 misrepresented as being the original software. 19 3. This notice may not be removed or altered from any source distribution. 20 */ 21 #include "SDL_config.h" 22 23 #ifndef _SDL_winrtopengles_h 24 #define _SDL_winrtopengles_h 25 26 #if SDL_VIDEO_DRIVER_WINRT && SDL_VIDEO_OPENGL_EGL 27 28 #include "../SDL_sysvideo.h" 29 #include "../SDL_egl_c.h" 30 31 /* OpenGLES functions */ 32 #define WINRT_GLES_GetAttribute SDL_EGL_GetAttribute 33 #define WINRT_GLES_GetProcAddress SDL_EGL_GetProcAddress 34 #define WINRT_GLES_SetSwapInterval SDL_EGL_SetSwapInterval 35 #define WINRT_GLES_GetSwapInterval SDL_EGL_GetSwapInterval 36 #define WINRT_GLES_DeleteContext SDL_EGL_DeleteContext 37 38 extern int WINRT_GLES_LoadLibrary(_THIS, const char *path); 39 extern void WINRT_GLES_UnloadLibrary(_THIS); 40 extern SDL_GLContext WINRT_GLES_CreateContext(_THIS, SDL_Window * window); 41 extern void WINRT_GLES_SwapWindow(_THIS, SDL_Window * window); 42 extern int WINRT_GLES_MakeCurrent(_THIS, SDL_Window * window, SDL_GLContext context); 43 44 45 #ifdef __cplusplus 46 47 /* Typedefs for ANGLE/WinRT's C++-based native-display and native-window types, 48 * which are used when calling eglGetDisplay and eglCreateWindowSurface. 49 */ 50 typedef Microsoft::WRL::ComPtr<IUnknown> WINRT_EGLNativeWindowType_Old; 51 52 /* Function pointer typedefs for 'old' ANGLE/WinRT's functions, which may 53 * require that C++ objects be passed in: 54 */ 55 typedef EGLDisplay (EGLAPIENTRY *eglGetDisplay_Old_Function)(WINRT_EGLNativeWindowType_Old); 56 typedef EGLSurface (EGLAPIENTRY *eglCreateWindowSurface_Old_Function)(EGLDisplay, EGLConfig, WINRT_EGLNativeWindowType_Old, const EGLint *); 57 typedef HRESULT (EGLAPIENTRY *CreateWinrtEglWindow_Old_Function)(Microsoft::WRL::ComPtr<IUnknown>, int, IUnknown ** result); 58 59 #endif /* __cplusplus */ 60 61 /* Function pointer typedefs for 'new' ANGLE/WinRT functions, which, unlike 62 * the old functions, do not require C++ support and work with plain C. 63 */ 64 typedef EGLDisplay (EGLAPIENTRY *eglGetPlatformDisplayEXT_Function)(EGLenum, void *, const EGLint *); 65 66 #endif /* SDL_VIDEO_DRIVER_WINRT && SDL_VIDEO_OPENGL_EGL */ 67 68 #endif /* _SDL_winrtopengles_h */ 69 70 /* vi: set ts=4 sw=4 expandtab: */ 71