SDL_windowsopengl.h (6061B)
1 /* 2 Simple DirectMedia Layer 3 Copyright (C) 1997-2020 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_internal.h" 22 23 #ifndef SDL_windowsopengl_h_ 24 #define SDL_windowsopengl_h_ 25 26 #if SDL_VIDEO_OPENGL_WGL 27 28 struct SDL_GLDriverData 29 { 30 SDL_bool HAS_WGL_ARB_pixel_format; 31 SDL_bool HAS_WGL_EXT_swap_control_tear; 32 SDL_bool HAS_WGL_ARB_context_flush_control; 33 SDL_bool HAS_WGL_ARB_create_context_robustness; 34 SDL_bool HAS_WGL_ARB_create_context_no_error; 35 36 /* Max version of OpenGL ES context that can be created if the 37 implementation supports WGL_EXT_create_context_es2_profile. 38 major = minor = 0 when unsupported. 39 */ 40 struct { 41 int major; 42 int minor; 43 } es_profile_max_supported_version; 44 45 void *(WINAPI * wglGetProcAddress) (const char *proc); 46 HGLRC(WINAPI * wglCreateContext) (HDC hdc); 47 BOOL(WINAPI * wglDeleteContext) (HGLRC hglrc); 48 BOOL(WINAPI * wglMakeCurrent) (HDC hdc, HGLRC hglrc); 49 BOOL(WINAPI * wglShareLists) (HGLRC hglrc1, HGLRC hglrc2); 50 BOOL(WINAPI * wglChoosePixelFormatARB) (HDC hdc, 51 const int *piAttribIList, 52 const FLOAT * pfAttribFList, 53 UINT nMaxFormats, 54 int *piFormats, 55 UINT * nNumFormats); 56 BOOL(WINAPI * wglGetPixelFormatAttribivARB) (HDC hdc, int iPixelFormat, 57 int iLayerPlane, 58 UINT nAttributes, 59 const int *piAttributes, 60 int *piValues); 61 BOOL (WINAPI * wglSwapIntervalEXT) (int interval); 62 int (WINAPI * wglGetSwapIntervalEXT) (void); 63 }; 64 65 /* OpenGL functions */ 66 extern int WIN_GL_LoadLibrary(_THIS, const char *path); 67 extern void *WIN_GL_GetProcAddress(_THIS, const char *proc); 68 extern void WIN_GL_UnloadLibrary(_THIS); 69 extern SDL_bool WIN_GL_UseEGL(_THIS); 70 extern int WIN_GL_SetupWindow(_THIS, SDL_Window * window); 71 extern SDL_GLContext WIN_GL_CreateContext(_THIS, SDL_Window * window); 72 extern int WIN_GL_MakeCurrent(_THIS, SDL_Window * window, 73 SDL_GLContext context); 74 extern int WIN_GL_SetSwapInterval(_THIS, int interval); 75 extern int WIN_GL_GetSwapInterval(_THIS); 76 extern int WIN_GL_SwapWindow(_THIS, SDL_Window * window); 77 extern void WIN_GL_DeleteContext(_THIS, SDL_GLContext context); 78 extern void WIN_GL_InitExtensions(_THIS); 79 extern SDL_bool WIN_GL_SetPixelFormatFrom(_THIS, SDL_Window * fromWindow, SDL_Window * toWindow); 80 81 #ifndef WGL_ARB_pixel_format 82 #define WGL_NUMBER_PIXEL_FORMATS_ARB 0x2000 83 #define WGL_DRAW_TO_WINDOW_ARB 0x2001 84 #define WGL_DRAW_TO_BITMAP_ARB 0x2002 85 #define WGL_ACCELERATION_ARB 0x2003 86 #define WGL_NEED_PALETTE_ARB 0x2004 87 #define WGL_NEED_SYSTEM_PALETTE_ARB 0x2005 88 #define WGL_SWAP_LAYER_BUFFERS_ARB 0x2006 89 #define WGL_SWAP_METHOD_ARB 0x2007 90 #define WGL_NUMBER_OVERLAYS_ARB 0x2008 91 #define WGL_NUMBER_UNDERLAYS_ARB 0x2009 92 #define WGL_TRANSPARENT_ARB 0x200A 93 #define WGL_TRANSPARENT_RED_VALUE_ARB 0x2037 94 #define WGL_TRANSPARENT_GREEN_VALUE_ARB 0x2038 95 #define WGL_TRANSPARENT_BLUE_VALUE_ARB 0x2039 96 #define WGL_TRANSPARENT_ALPHA_VALUE_ARB 0x203A 97 #define WGL_TRANSPARENT_INDEX_VALUE_ARB 0x203B 98 #define WGL_SHARE_DEPTH_ARB 0x200C 99 #define WGL_SHARE_STENCIL_ARB 0x200D 100 #define WGL_SHARE_ACCUM_ARB 0x200E 101 #define WGL_SUPPORT_GDI_ARB 0x200F 102 #define WGL_SUPPORT_OPENGL_ARB 0x2010 103 #define WGL_DOUBLE_BUFFER_ARB 0x2011 104 #define WGL_STEREO_ARB 0x2012 105 #define WGL_PIXEL_TYPE_ARB 0x2013 106 #define WGL_COLOR_BITS_ARB 0x2014 107 #define WGL_RED_BITS_ARB 0x2015 108 #define WGL_RED_SHIFT_ARB 0x2016 109 #define WGL_GREEN_BITS_ARB 0x2017 110 #define WGL_GREEN_SHIFT_ARB 0x2018 111 #define WGL_BLUE_BITS_ARB 0x2019 112 #define WGL_BLUE_SHIFT_ARB 0x201A 113 #define WGL_ALPHA_BITS_ARB 0x201B 114 #define WGL_ALPHA_SHIFT_ARB 0x201C 115 #define WGL_ACCUM_BITS_ARB 0x201D 116 #define WGL_ACCUM_RED_BITS_ARB 0x201E 117 #define WGL_ACCUM_GREEN_BITS_ARB 0x201F 118 #define WGL_ACCUM_BLUE_BITS_ARB 0x2020 119 #define WGL_ACCUM_ALPHA_BITS_ARB 0x2021 120 #define WGL_DEPTH_BITS_ARB 0x2022 121 #define WGL_STENCIL_BITS_ARB 0x2023 122 #define WGL_AUX_BUFFERS_ARB 0x2024 123 #define WGL_NO_ACCELERATION_ARB 0x2025 124 #define WGL_GENERIC_ACCELERATION_ARB 0x2026 125 #define WGL_FULL_ACCELERATION_ARB 0x2027 126 #define WGL_SWAP_EXCHANGE_ARB 0x2028 127 #define WGL_SWAP_COPY_ARB 0x2029 128 #define WGL_SWAP_UNDEFINED_ARB 0x202A 129 #define WGL_TYPE_RGBA_ARB 0x202B 130 #define WGL_TYPE_COLORINDEX_ARB 0x202C 131 #endif 132 133 #ifndef WGL_ARB_multisample 134 #define WGL_SAMPLE_BUFFERS_ARB 0x2041 135 #define WGL_SAMPLES_ARB 0x2042 136 #endif 137 138 #endif /* SDL_VIDEO_OPENGL_WGL */ 139 140 #endif /* SDL_windowsopengl_h_ */ 141 142 /* vi: set ts=4 sw=4 expandtab: */