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https://github.com/glfw/glfw.git
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6f313ff245
This removes window re-creation logic by performing the initial context creation on the helper window, simplifying both window and context creation and paving the way for attaching to existing window handles without compromising on context or framebuffer hint support.
155 lines
6.1 KiB
C
155 lines
6.1 KiB
C
//========================================================================
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// GLFW 3.2 WGL - www.glfw.org
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//------------------------------------------------------------------------
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// Copyright (c) 2002-2006 Marcus Geelnard
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// Copyright (c) 2006-2016 Camilla Berglund <elmindreda@glfw.org>
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//
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// This software is provided 'as-is', without any express or implied
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// warranty. In no event will the authors be held liable for any damages
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// arising from the use of this software.
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//
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// Permission is granted to anyone to use this software for any purpose,
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// including commercial applications, and to alter it and redistribute it
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// freely, subject to the following restrictions:
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//
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// 1. The origin of this software must not be misrepresented; you must not
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// claim that you wrote the original software. If you use this software
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// in a product, an acknowledgment in the product documentation would
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// be appreciated but is not required.
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//
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// 2. Altered source versions must be plainly marked as such, and must not
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// be misrepresented as being the original software.
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//
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// 3. This notice may not be removed or altered from any source
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// distribution.
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//
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//========================================================================
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#ifndef _glfw3_wgl_context_h_
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#define _glfw3_wgl_context_h_
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#define WGL_NUMBER_PIXEL_FORMATS_ARB 0x2000
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#define WGL_SUPPORT_OPENGL_ARB 0x2010
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#define WGL_DRAW_TO_WINDOW_ARB 0x2001
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#define WGL_PIXEL_TYPE_ARB 0x2013
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#define WGL_TYPE_RGBA_ARB 0x202b
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#define WGL_ACCELERATION_ARB 0x2003
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#define WGL_NO_ACCELERATION_ARB 0x2025
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#define WGL_RED_BITS_ARB 0x2015
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#define WGL_RED_SHIFT_ARB 0x2016
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#define WGL_GREEN_BITS_ARB 0x2017
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#define WGL_GREEN_SHIFT_ARB 0x2018
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#define WGL_BLUE_BITS_ARB 0x2019
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#define WGL_BLUE_SHIFT_ARB 0x201a
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#define WGL_ALPHA_BITS_ARB 0x201b
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#define WGL_ALPHA_SHIFT_ARB 0x201c
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#define WGL_ACCUM_BITS_ARB 0x201d
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#define WGL_ACCUM_RED_BITS_ARB 0x201e
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#define WGL_ACCUM_GREEN_BITS_ARB 0x201f
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#define WGL_ACCUM_BLUE_BITS_ARB 0x2020
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#define WGL_ACCUM_ALPHA_BITS_ARB 0x2021
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#define WGL_DEPTH_BITS_ARB 0x2022
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#define WGL_STENCIL_BITS_ARB 0x2023
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#define WGL_AUX_BUFFERS_ARB 0x2024
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#define WGL_STEREO_ARB 0x2012
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#define WGL_DOUBLE_BUFFER_ARB 0x2011
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#define WGL_SAMPLES_ARB 0x2042
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#define WGL_FRAMEBUFFER_SRGB_CAPABLE_ARB 0x20a9
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#define WGL_CONTEXT_DEBUG_BIT_ARB 0x00000001
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#define WGL_CONTEXT_FORWARD_COMPATIBLE_BIT_ARB 0x00000002
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#define WGL_CONTEXT_PROFILE_MASK_ARB 0x9126
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#define WGL_CONTEXT_CORE_PROFILE_BIT_ARB 0x00000001
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#define WGL_CONTEXT_COMPATIBILITY_PROFILE_BIT_ARB 0x00000002
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#define WGL_CONTEXT_MAJOR_VERSION_ARB 0x2091
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#define WGL_CONTEXT_MINOR_VERSION_ARB 0x2092
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#define WGL_CONTEXT_FLAGS_ARB 0x2094
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#define WGL_CONTEXT_ES2_PROFILE_BIT_EXT 0x00000004
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#define WGL_CONTEXT_ROBUST_ACCESS_BIT_ARB 0x00000004
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#define WGL_LOSE_CONTEXT_ON_RESET_ARB 0x8252
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#define WGL_CONTEXT_RESET_NOTIFICATION_STRATEGY_ARB 0x8256
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#define WGL_NO_RESET_NOTIFICATION_ARB 0x8261
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#define WGL_CONTEXT_RELEASE_BEHAVIOR_ARB 0x2097
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#define WGL_CONTEXT_RELEASE_BEHAVIOR_NONE_ARB 0
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#define WGL_CONTEXT_RELEASE_BEHAVIOR_FLUSH_ARB 0x2098
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typedef BOOL (WINAPI * PFNWGLSWAPINTERVALEXTPROC)(int);
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typedef BOOL (WINAPI * PFNWGLGETPIXELFORMATATTRIBIVARBPROC)(HDC,int,int,UINT,const int*,int*);
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typedef const char* (WINAPI * PFNWGLGETEXTENSIONSSTRINGEXTPROC)(void);
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typedef const char* (WINAPI * PFNWGLGETEXTENSIONSSTRINGARBPROC)(HDC);
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typedef HGLRC (WINAPI * PFNWGLCREATECONTEXTATTRIBSARBPROC)(HDC,HGLRC,const int*);
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typedef HGLRC (WINAPI * WGLCREATECONTEXT_T)(HDC);
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typedef BOOL (WINAPI * WGLDELETECONTEXT_T)(HGLRC);
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typedef PROC (WINAPI * WGLGETPROCADDRESS_T)(LPCSTR);
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typedef HDC (WINAPI * WGLGETCURRENTDC_T)(void);
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typedef BOOL (WINAPI * WGLMAKECURRENT_T)(HDC,HGLRC);
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typedef BOOL (WINAPI * WGLSHARELISTS_T)(HGLRC,HGLRC);
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// opengl32.dll function pointer typedefs
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#define wglCreateContext _glfw.wgl.CreateContext
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#define wglDeleteContext _glfw.wgl.DeleteContext
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#define wglGetProcAddress _glfw.wgl.GetProcAddress
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#define wglGetCurrentDC _glfw.wgl.GetCurrentDC
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#define wglMakeCurrent _glfw.wgl.MakeCurrent
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#define wglShareLists _glfw.wgl.ShareLists
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#define _GLFW_RECREATION_NOT_NEEDED 0
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#define _GLFW_RECREATION_REQUIRED 1
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#define _GLFW_RECREATION_IMPOSSIBLE 2
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#define _GLFW_PLATFORM_CONTEXT_STATE _GLFWcontextWGL wgl
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#define _GLFW_PLATFORM_LIBRARY_CONTEXT_STATE _GLFWlibraryWGL wgl
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// WGL-specific per-context data
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//
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typedef struct _GLFWcontextWGL
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{
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HDC dc;
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HGLRC handle;
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int interval;
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} _GLFWcontextWGL;
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// WGL-specific global data
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//
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typedef struct _GLFWlibraryWGL
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{
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HINSTANCE instance;
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WGLCREATECONTEXT_T CreateContext;
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WGLDELETECONTEXT_T DeleteContext;
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WGLGETPROCADDRESS_T GetProcAddress;
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WGLGETCURRENTDC_T GetCurrentDC;
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WGLMAKECURRENT_T MakeCurrent;
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WGLSHARELISTS_T ShareLists;
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GLFWbool extensionsLoaded;
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PFNWGLSWAPINTERVALEXTPROC SwapIntervalEXT;
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PFNWGLGETPIXELFORMATATTRIBIVARBPROC GetPixelFormatAttribivARB;
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PFNWGLGETEXTENSIONSSTRINGEXTPROC GetExtensionsStringEXT;
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PFNWGLGETEXTENSIONSSTRINGARBPROC GetExtensionsStringARB;
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PFNWGLCREATECONTEXTATTRIBSARBPROC CreateContextAttribsARB;
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GLFWbool EXT_swap_control;
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GLFWbool ARB_multisample;
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GLFWbool ARB_framebuffer_sRGB;
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GLFWbool EXT_framebuffer_sRGB;
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GLFWbool ARB_pixel_format;
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GLFWbool ARB_create_context;
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GLFWbool ARB_create_context_profile;
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GLFWbool EXT_create_context_es2_profile;
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GLFWbool ARB_create_context_robustness;
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GLFWbool ARB_context_flush_control;
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} _GLFWlibraryWGL;
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GLFWbool _glfwInitWGL(void);
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void _glfwTerminateWGL(void);
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GLFWbool _glfwCreateContextWGL(_GLFWwindow* window,
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const _GLFWctxconfig* ctxconfig,
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const _GLFWfbconfig* fbconfig);
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#endif // _glfw3_wgl_context_h_
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