wgl_context.h (7008B)
1 //======================================================================== 2 // GLFW 3.3 WGL - www.glfw.org 3 //------------------------------------------------------------------------ 4 // Copyright (c) 2002-2006 Marcus Geelnard 5 // Copyright (c) 2006-2018 Camilla Löwy <elmindreda@glfw.org> 6 // 7 // This software is provided 'as-is', without any express or implied 8 // warranty. In no event will the authors be held liable for any damages 9 // arising from the use of this software. 10 // 11 // Permission is granted to anyone to use this software for any purpose, 12 // including commercial applications, and to alter it and redistribute it 13 // freely, subject to the following restrictions: 14 // 15 // 1. The origin of this software must not be misrepresented; you must not 16 // claim that you wrote the original software. If you use this software 17 // in a product, an acknowledgment in the product documentation would 18 // be appreciated but is not required. 19 // 20 // 2. Altered source versions must be plainly marked as such, and must not 21 // be misrepresented as being the original software. 22 // 23 // 3. This notice may not be removed or altered from any source 24 // distribution. 25 // 26 //======================================================================== 27 28 #define WGL_NUMBER_PIXEL_FORMATS_ARB 0x2000 29 #define WGL_SUPPORT_OPENGL_ARB 0x2010 30 #define WGL_DRAW_TO_WINDOW_ARB 0x2001 31 #define WGL_PIXEL_TYPE_ARB 0x2013 32 #define WGL_TYPE_RGBA_ARB 0x202b 33 #define WGL_ACCELERATION_ARB 0x2003 34 #define WGL_NO_ACCELERATION_ARB 0x2025 35 #define WGL_RED_BITS_ARB 0x2015 36 #define WGL_RED_SHIFT_ARB 0x2016 37 #define WGL_GREEN_BITS_ARB 0x2017 38 #define WGL_GREEN_SHIFT_ARB 0x2018 39 #define WGL_BLUE_BITS_ARB 0x2019 40 #define WGL_BLUE_SHIFT_ARB 0x201a 41 #define WGL_ALPHA_BITS_ARB 0x201b 42 #define WGL_ALPHA_SHIFT_ARB 0x201c 43 #define WGL_ACCUM_BITS_ARB 0x201d 44 #define WGL_ACCUM_RED_BITS_ARB 0x201e 45 #define WGL_ACCUM_GREEN_BITS_ARB 0x201f 46 #define WGL_ACCUM_BLUE_BITS_ARB 0x2020 47 #define WGL_ACCUM_ALPHA_BITS_ARB 0x2021 48 #define WGL_DEPTH_BITS_ARB 0x2022 49 #define WGL_STENCIL_BITS_ARB 0x2023 50 #define WGL_AUX_BUFFERS_ARB 0x2024 51 #define WGL_STEREO_ARB 0x2012 52 #define WGL_DOUBLE_BUFFER_ARB 0x2011 53 #define WGL_SAMPLES_ARB 0x2042 54 #define WGL_FRAMEBUFFER_SRGB_CAPABLE_ARB 0x20a9 55 #define WGL_CONTEXT_DEBUG_BIT_ARB 0x00000001 56 #define WGL_CONTEXT_FORWARD_COMPATIBLE_BIT_ARB 0x00000002 57 #define WGL_CONTEXT_PROFILE_MASK_ARB 0x9126 58 #define WGL_CONTEXT_CORE_PROFILE_BIT_ARB 0x00000001 59 #define WGL_CONTEXT_COMPATIBILITY_PROFILE_BIT_ARB 0x00000002 60 #define WGL_CONTEXT_MAJOR_VERSION_ARB 0x2091 61 #define WGL_CONTEXT_MINOR_VERSION_ARB 0x2092 62 #define WGL_CONTEXT_FLAGS_ARB 0x2094 63 #define WGL_CONTEXT_ES2_PROFILE_BIT_EXT 0x00000004 64 #define WGL_CONTEXT_ROBUST_ACCESS_BIT_ARB 0x00000004 65 #define WGL_LOSE_CONTEXT_ON_RESET_ARB 0x8252 66 #define WGL_CONTEXT_RESET_NOTIFICATION_STRATEGY_ARB 0x8256 67 #define WGL_NO_RESET_NOTIFICATION_ARB 0x8261 68 #define WGL_CONTEXT_RELEASE_BEHAVIOR_ARB 0x2097 69 #define WGL_CONTEXT_RELEASE_BEHAVIOR_NONE_ARB 0 70 #define WGL_CONTEXT_RELEASE_BEHAVIOR_FLUSH_ARB 0x2098 71 #define WGL_CONTEXT_OPENGL_NO_ERROR_ARB 0x31b3 72 #define WGL_COLORSPACE_EXT 0x309d 73 #define WGL_COLORSPACE_SRGB_EXT 0x3089 74 75 #define ERROR_INVALID_VERSION_ARB 0x2095 76 #define ERROR_INVALID_PROFILE_ARB 0x2096 77 #define ERROR_INCOMPATIBLE_DEVICE_CONTEXTS_ARB 0x2054 78 79 // WGL extension pointer typedefs 80 typedef BOOL (WINAPI * PFNWGLSWAPINTERVALEXTPROC)(int); 81 typedef BOOL (WINAPI * PFNWGLGETPIXELFORMATATTRIBIVARBPROC)(HDC,int,int,UINT,const int*,int*); 82 typedef const char* (WINAPI * PFNWGLGETEXTENSIONSSTRINGEXTPROC)(void); 83 typedef const char* (WINAPI * PFNWGLGETEXTENSIONSSTRINGARBPROC)(HDC); 84 typedef HGLRC (WINAPI * PFNWGLCREATECONTEXTATTRIBSARBPROC)(HDC,HGLRC,const int*); 85 #define wglSwapIntervalEXT _glfw.wgl.SwapIntervalEXT 86 #define wglGetPixelFormatAttribivARB _glfw.wgl.GetPixelFormatAttribivARB 87 #define wglGetExtensionsStringEXT _glfw.wgl.GetExtensionsStringEXT 88 #define wglGetExtensionsStringARB _glfw.wgl.GetExtensionsStringARB 89 #define wglCreateContextAttribsARB _glfw.wgl.CreateContextAttribsARB 90 91 // opengl32.dll function pointer typedefs 92 typedef HGLRC (WINAPI * PFN_wglCreateContext)(HDC); 93 typedef BOOL (WINAPI * PFN_wglDeleteContext)(HGLRC); 94 typedef PROC (WINAPI * PFN_wglGetProcAddress)(LPCSTR); 95 typedef HDC (WINAPI * PFN_wglGetCurrentDC)(void); 96 typedef HGLRC (WINAPI * PFN_wglGetCurrentContext)(void); 97 typedef BOOL (WINAPI * PFN_wglMakeCurrent)(HDC,HGLRC); 98 typedef BOOL (WINAPI * PFN_wglShareLists)(HGLRC,HGLRC); 99 #define wglCreateContext _glfw.wgl.CreateContext 100 #define wglDeleteContext _glfw.wgl.DeleteContext 101 #define wglGetProcAddress _glfw.wgl.GetProcAddress 102 #define wglGetCurrentDC _glfw.wgl.GetCurrentDC 103 #define wglGetCurrentContext _glfw.wgl.GetCurrentContext 104 #define wglMakeCurrent _glfw.wgl.MakeCurrent 105 #define wglShareLists _glfw.wgl.ShareLists 106 107 #define _GLFW_RECREATION_NOT_NEEDED 0 108 #define _GLFW_RECREATION_REQUIRED 1 109 #define _GLFW_RECREATION_IMPOSSIBLE 2 110 111 #define _GLFW_PLATFORM_CONTEXT_STATE _GLFWcontextWGL wgl 112 #define _GLFW_PLATFORM_LIBRARY_CONTEXT_STATE _GLFWlibraryWGL wgl 113 114 115 // WGL-specific per-context data 116 // 117 typedef struct _GLFWcontextWGL 118 { 119 HDC dc; 120 HGLRC handle; 121 int interval; 122 123 } _GLFWcontextWGL; 124 125 // WGL-specific global data 126 // 127 typedef struct _GLFWlibraryWGL 128 { 129 HINSTANCE instance; 130 PFN_wglCreateContext CreateContext; 131 PFN_wglDeleteContext DeleteContext; 132 PFN_wglGetProcAddress GetProcAddress; 133 PFN_wglGetCurrentDC GetCurrentDC; 134 PFN_wglGetCurrentContext GetCurrentContext; 135 PFN_wglMakeCurrent MakeCurrent; 136 PFN_wglShareLists ShareLists; 137 138 PFNWGLSWAPINTERVALEXTPROC SwapIntervalEXT; 139 PFNWGLGETPIXELFORMATATTRIBIVARBPROC GetPixelFormatAttribivARB; 140 PFNWGLGETEXTENSIONSSTRINGEXTPROC GetExtensionsStringEXT; 141 PFNWGLGETEXTENSIONSSTRINGARBPROC GetExtensionsStringARB; 142 PFNWGLCREATECONTEXTATTRIBSARBPROC CreateContextAttribsARB; 143 GLFWbool EXT_swap_control; 144 GLFWbool EXT_colorspace; 145 GLFWbool ARB_multisample; 146 GLFWbool ARB_framebuffer_sRGB; 147 GLFWbool EXT_framebuffer_sRGB; 148 GLFWbool ARB_pixel_format; 149 GLFWbool ARB_create_context; 150 GLFWbool ARB_create_context_profile; 151 GLFWbool EXT_create_context_es2_profile; 152 GLFWbool ARB_create_context_robustness; 153 GLFWbool ARB_create_context_no_error; 154 GLFWbool ARB_context_flush_control; 155 156 } _GLFWlibraryWGL; 157 158 159 GLFWbool _glfwInitWGL(void); 160 void _glfwTerminateWGL(void); 161 GLFWbool _glfwCreateContextWGL(_GLFWwindow* window, 162 const _GLFWctxconfig* ctxconfig, 163 const _GLFWfbconfig* fbconfig); 164