//========================================================================

// GLFW 3.3 WGL - www.glfw.org

//------------------------------------------------------------------------

// Copyright (c) 2002-2006 Marcus Geelnard

// Copyright (c) 2006-2016 Camilla Löwy <elmindreda@glfw.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.

//

//========================================================================

#define WGL_NUMBER_PIXEL_FORMATS_ARB 0x2000

#define WGL_SUPPORT_OPENGL_ARB 0x2010

#define WGL_DRAW_TO_WINDOW_ARB 0x2001

#define WGL_PIXEL_TYPE_ARB 0x2013

#define WGL_TYPE_RGBA_ARB 0x202b

#define WGL_ACCELERATION_ARB 0x2003

#define WGL_NO_ACCELERATION_ARB 0x2025

#define WGL_RED_BITS_ARB 0x2015

#define WGL_RED_SHIFT_ARB 0x2016

#define WGL_GREEN_BITS_ARB 0x2017

#define WGL_GREEN_SHIFT_ARB 0x2018

#define WGL_BLUE_BITS_ARB 0x2019

#define WGL_BLUE_SHIFT_ARB 0x201a

#define WGL_ALPHA_BITS_ARB 0x201b

#define WGL_ALPHA_SHIFT_ARB 0x201c

#define WGL_ACCUM_BITS_ARB 0x201d

#define WGL_ACCUM_RED_BITS_ARB 0x201e

#define WGL_ACCUM_GREEN_BITS_ARB 0x201f

#define WGL_ACCUM_BLUE_BITS_ARB 0x2020

#define WGL_ACCUM_ALPHA_BITS_ARB 0x2021

#define WGL_DEPTH_BITS_ARB 0x2022

#define WGL_STENCIL_BITS_ARB 0x2023

#define WGL_AUX_BUFFERS_ARB 0x2024

#define WGL_STEREO_ARB 0x2012

#define WGL_DOUBLE_BUFFER_ARB 0x2011

#define WGL_SAMPLES_ARB 0x2042

#define WGL_FRAMEBUFFER_SRGB_CAPABLE_ARB 0x20a9

#define WGL_CONTEXT_DEBUG_BIT_ARB 0x00000001

#define WGL_CONTEXT_FORWARD_COMPATIBLE_BIT_ARB 0x00000002

#define WGL_CONTEXT_PROFILE_MASK_ARB 0x9126

#define WGL_CONTEXT_CORE_PROFILE_BIT_ARB 0x00000001

#define WGL_CONTEXT_COMPATIBILITY_PROFILE_BIT_ARB 0x00000002

#define WGL_CONTEXT_MAJOR_VERSION_ARB 0x2091

#define WGL_CONTEXT_MINOR_VERSION_ARB 0x2092

#define WGL_CONTEXT_FLAGS_ARB 0x2094

#define WGL_CONTEXT_ES2_PROFILE_BIT_EXT 0x00000004

#define WGL_CONTEXT_ROBUST_ACCESS_BIT_ARB 0x00000004

#define WGL_LOSE_CONTEXT_ON_RESET_ARB 0x8252

#define WGL_CONTEXT_RESET_NOTIFICATION_STRATEGY_ARB 0x8256

#define WGL_NO_RESET_NOTIFICATION_ARB 0x8261

#define WGL_CONTEXT_RELEASE_BEHAVIOR_ARB 0x2097

#define WGL_CONTEXT_RELEASE_BEHAVIOR_NONE_ARB 0

#define WGL_CONTEXT_RELEASE_BEHAVIOR_FLUSH_ARB 0x2098

#define WGL_CONTEXT_OPENGL_NO_ERROR_ARB 0x31b3

#define WGL_COLORSPACE_EXT 0x309d

#define WGL_COLORSPACE_SRGB_EXT 0x3089

#define ERROR_INVALID_VERSION_ARB 0x2095

#define ERROR_INVALID_PROFILE_ARB 0x2096

#define ERROR_INCOMPATIBLE_DEVICE_CONTEXTS_ARB 0x2054

typedef BOOL (WINAPI * PFNWGLSWAPINTERVALEXTPROC)(int);

typedef BOOL (WINAPI * PFNWGLGETPIXELFORMATATTRIBIVARBPROC)(HDC,int,int,UINT,const int*,int*);

typedef const char* (WINAPI * PFNWGLGETEXTENSIONSSTRINGEXTPROC)(void);

typedef const char* (WINAPI * PFNWGLGETEXTENSIONSSTRINGARBPROC)(HDC);

typedef HGLRC (WINAPI * PFNWGLCREATECONTEXTATTRIBSARBPROC)(HDC,HGLRC,const int*);

typedef HGLRC (WINAPI * PFN_wglCreateContext)(HDC);

typedef BOOL (WINAPI * PFN_wglDeleteContext)(HGLRC);

typedef PROC (WINAPI * PFN_wglGetProcAddress)(LPCSTR);

typedef HDC (WINAPI * PFN_wglGetCurrentDC)(void);

typedef HGLRC (WINAPI * PFN_wglGetCurrentContext)(void);

typedef BOOL (WINAPI * PFN_wglMakeCurrent)(HDC,HGLRC);

typedef BOOL (WINAPI * PFN_wglShareLists)(HGLRC,HGLRC);

// opengl32.dll function pointer typedefs

#define wglCreateContext _glfw.wgl.CreateContext

#define wglDeleteContext _glfw.wgl.DeleteContext

#define wglGetProcAddress _glfw.wgl.GetProcAddress

#define wglGetCurrentDC _glfw.wgl.GetCurrentDC

#define wglGetCurrentContext _glfw.wgl.GetCurrentContext

#define wglMakeCurrent _glfw.wgl.MakeCurrent

#define wglShareLists _glfw.wgl.ShareLists

#define _GLFW_RECREATION_NOT_NEEDED 0

#define _GLFW_RECREATION_REQUIRED 1

#define _GLFW_RECREATION_IMPOSSIBLE 2

#define _GLFW_PLATFORM_CONTEXT_STATE _GLFWcontextWGL wgl

#define _GLFW_PLATFORM_LIBRARY_CONTEXT_STATE _GLFWlibraryWGL wgl

// WGL-specific per-context data

//

typedef struct _GLFWcontextWGL

} _GLFWcontextWGL;

// WGL-specific global data

//

typedef struct _GLFWlibraryWGL

} _GLFWlibraryWGL;

GLFWbool _glfwInitWGL(void);

void _glfwTerminateWGL(void);

GLFWbool _glfwCreateContextWGL(_GLFWwindow* window,

const _GLFWctxconfig* ctxconfig,

const _GLFWfbconfig* fbconfig);