336 lines
11 KiB
C
336 lines
11 KiB
C
//========================================================================
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// GLFW - An OpenGL framework
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// Platform: Win32/WGL
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// API version: 3.0
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// WWW: http://www.glfw.org/
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//------------------------------------------------------------------------
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// Copyright (c) 2002-2006 Marcus Geelnard
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// Copyright (c) 2006-2010 Camilla Berglund <elmindreda@elmindreda.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 _platform_h_
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#define _platform_h_
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// This is the Windows version of GLFW
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#define _GLFW_WIN32
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// We don't need all the fancy stuff
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#define NOMINMAX
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#define WIN32_LEAN_AND_MEAN
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#define VC_EXTRALEAN
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#include <windows.h>
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#include <mmsystem.h>
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#include "../../include/GL/glfw3.h"
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#include "../../include/GL/wglext.h"
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//========================================================================
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// Hack: Define things that some windows.h variants don't
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//========================================================================
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// Some old versions of w32api (used by MinGW and Cygwin) define
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// WH_KEYBOARD_LL without typedef:ing KBDLLHOOKSTRUCT (!)
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#if defined(__MINGW32__) || defined(__CYGWIN__)
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#include <w32api.h>
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#if defined(WH_KEYBOARD_LL) && (__W32API_MAJOR_VERSION == 1) && (__W32API_MINOR_VERSION <= 2)
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#undef WH_KEYBOARD_LL
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#endif
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#endif
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//------------------------------------------------------------------------
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// ** NOTE ** If this gives you compiler errors and you are using MinGW
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// (or Dev-C++), update to w32api version 1.3 or later:
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// http://sourceforge.net/project/showfiles.php?group_id=2435
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//------------------------------------------------------------------------
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#ifndef WH_KEYBOARD_LL
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#define WH_KEYBOARD_LL 13
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typedef struct tagKBDLLHOOKSTRUCT {
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DWORD vkCode;
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DWORD scanCode;
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DWORD flags;
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DWORD time;
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DWORD dwExtraInfo;
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} KBDLLHOOKSTRUCT, FAR *LPKBDLLHOOKSTRUCT, *PKBDLLHOOKSTRUCT;
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#endif // WH_KEYBOARD_LL
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#ifndef LLKHF_ALTDOWN
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#define LLKHF_ALTDOWN 0x00000020
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#endif
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#ifndef SPI_SETSCREENSAVERRUNNING
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#define SPI_SETSCREENSAVERRUNNING 97
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#endif
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#ifndef SPI_GETANIMATION
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#define SPI_GETANIMATION 72
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#endif
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#ifndef SPI_SETANIMATION
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#define SPI_SETANIMATION 73
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#endif
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#ifndef SPI_GETFOREGROUNDLOCKTIMEOUT
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#define SPI_GETFOREGROUNDLOCKTIMEOUT 0x2000
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#endif
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#ifndef SPI_SETFOREGROUNDLOCKTIMEOUT
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#define SPI_SETFOREGROUNDLOCKTIMEOUT 0x2001
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#endif
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#ifndef CDS_FULLSCREEN
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#define CDS_FULLSCREEN 4
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#endif
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#ifndef PFD_GENERIC_ACCELERATED
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#define PFD_GENERIC_ACCELERATED 0x00001000
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#endif
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#ifndef PFD_DEPTH_DONTCARE
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#define PFD_DEPTH_DONTCARE 0x20000000
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#endif
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#ifndef ENUM_CURRENT_SETTINGS
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#define ENUM_CURRENT_SETTINGS -1
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#endif
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#ifndef ENUM_REGISTRY_SETTINGS
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#define ENUM_REGISTRY_SETTINGS -2
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#endif
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#ifndef WM_MOUSEWHEEL
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#define WM_MOUSEWHEEL 0x020A
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#endif
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#ifndef WHEEL_DELTA
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#define WHEEL_DELTA 120
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#endif
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#ifndef WM_MOUSEHWHEEL
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#define WM_MOUSEHWHEEL 0x020E
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#endif
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#ifndef WM_XBUTTONDOWN
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#define WM_XBUTTONDOWN 0x020B
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#endif
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#ifndef WM_XBUTTONUP
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#define WM_XBUTTONUP 0x020C
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#endif
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#ifndef XBUTTON1
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#define XBUTTON1 1
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#endif
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#ifndef XBUTTON2
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#define XBUTTON2 2
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#endif
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#ifndef GL_VERSION_3_0
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typedef const GLubyte* (APIENTRY *PFNGLGETSTRINGIPROC) (GLenum, GLuint);
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#endif /*GL_VERSION_3_0*/
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//========================================================================
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// DLLs that are loaded at glfwInit()
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//========================================================================
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// gdi32.dll function pointer typedefs
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#ifndef _GLFW_NO_DLOAD_GDI32
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typedef int (WINAPI * CHOOSEPIXELFORMAT_T) (HDC,CONST PIXELFORMATDESCRIPTOR*);
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typedef int (WINAPI * DESCRIBEPIXELFORMAT_T) (HDC,int,UINT,LPPIXELFORMATDESCRIPTOR);
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typedef int (WINAPI * GETPIXELFORMAT_T) (HDC);
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typedef BOOL (WINAPI * SETPIXELFORMAT_T) (HDC,int,const PIXELFORMATDESCRIPTOR*);
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typedef BOOL (WINAPI * SWAPBUFFERS_T) (HDC);
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typedef BOOL (WINAPI * GETDEVICEGAMMARAMP_T) (HDC,PVOID);
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typedef BOOL (WINAPI * SETDEVICEGAMMARAMP_T) (HDC,PVOID);
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#endif // _GLFW_NO_DLOAD_GDI32
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// winmm.dll function pointer typedefs
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#ifndef _GLFW_NO_DLOAD_WINMM
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typedef MMRESULT (WINAPI * JOYGETDEVCAPSA_T) (UINT,LPJOYCAPSA,UINT);
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typedef MMRESULT (WINAPI * JOYGETPOS_T) (UINT,LPJOYINFO);
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typedef MMRESULT (WINAPI * JOYGETPOSEX_T) (UINT,LPJOYINFOEX);
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typedef DWORD (WINAPI * TIMEGETTIME_T) (void);
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#endif // _GLFW_NO_DLOAD_WINMM
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// gdi32.dll shortcuts
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#ifndef _GLFW_NO_DLOAD_GDI32
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#define _glfw_ChoosePixelFormat _glfwLibrary.Win32.gdi.ChoosePixelFormat
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#define _glfw_DescribePixelFormat _glfwLibrary.Win32.gdi.DescribePixelFormat
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#define _glfw_GetPixelFormat _glfwLibrary.Win32.gdi.GetPixelFormat
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#define _glfw_SetPixelFormat _glfwLibrary.Win32.gdi.SetPixelFormat
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#define _glfw_SwapBuffers _glfwLibrary.Win32.gdi.SwapBuffers
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#define _glfw_GetDeviceGammaRamp _glfwLibrary.Win32.gdi.GetDeviceGammaRamp
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#define _glfw_SetDeviceGammaRamp _glfwLibrary.Win32.gdi.SetDeviceGammaRamp
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#else
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#define _glfw_ChoosePixelFormat ChoosePixelFormat
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#define _glfw_DescribePixelFormat DescribePixelFormat
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#define _glfw_GetPixelFormat GetPixelFormat
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#define _glfw_SetPixelFormat SetPixelFormat
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#define _glfw_SwapBuffers SwapBuffers
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#define _glfw_GetDeviceGammaRamp GetDeviceGammaRamp
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#define _glfw_SetDeviceGammaRamp SetDeviceGammaRamp
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#endif // _GLFW_NO_DLOAD_GDI32
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// winmm.dll shortcuts
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#ifndef _GLFW_NO_DLOAD_WINMM
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#define _glfw_joyGetDevCaps _glfwLibrary.Win32.winmm.joyGetDevCapsA
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#define _glfw_joyGetPos _glfwLibrary.Win32.winmm.joyGetPos
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#define _glfw_joyGetPosEx _glfwLibrary.Win32.winmm.joyGetPosEx
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#define _glfw_timeGetTime _glfwLibrary.Win32.winmm.timeGetTime
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#else
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#define _glfw_joyGetDevCaps joyGetDevCapsA
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#define _glfw_joyGetPos joyGetPos
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#define _glfw_joyGetPosEx joyGetPosEx
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#define _glfw_timeGetTime timeGetTime
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#endif // _GLFW_NO_DLOAD_WINMM
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// We use versioned window class names in order not to cause conflicts
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// between applications using different versions of GLFW
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#define _GLFW_WNDCLASSNAME "GLFW30"
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#define _GLFW_PLATFORM_WINDOW_STATE _GLFWwindowWin32 Win32
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#define _GLFW_PLATFORM_LIBRARY_STATE _GLFWlibraryWin32 Win32
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#define _GLFW_PLATFORM_CONTEXT_STATE _GLFWcontextWGL WGL
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//========================================================================
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// GLFW platform specific types
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//========================================================================
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//------------------------------------------------------------------------
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// Pointer length integer
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//------------------------------------------------------------------------
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typedef INT_PTR GLFWintptr;
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//------------------------------------------------------------------------
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// Platform-specific OpenGL context structure
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//------------------------------------------------------------------------
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typedef struct _GLFWcontextWGL
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{
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// Platform specific window resources
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HDC DC; // Private GDI device context
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HGLRC context; // Permanent rendering context
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// Platform specific extensions (context specific)
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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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GLboolean has_WGL_EXT_swap_control;
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GLboolean has_WGL_ARB_multisample;
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GLboolean has_WGL_ARB_pixel_format;
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GLboolean has_WGL_ARB_create_context;
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GLboolean has_WGL_ARB_create_context_profile;
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GLboolean has_WGL_EXT_create_context_es2_profile;
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} _GLFWcontextWGL;
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//------------------------------------------------------------------------
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// Platform-specific window structure
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//------------------------------------------------------------------------
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typedef struct _GLFWwindowWin32
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{
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// Platform specific window resources
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HWND handle; // Window handle
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DWORD dwStyle; // Window styles used for window creation
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DWORD dwExStyle; // --"--
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// Various platform specific internal variables
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int desiredRefreshRate; // Desired vertical monitor refresh rate
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GLboolean mouseMoved;
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int oldMouseX, oldMouseY;
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} _GLFWwindowWin32;
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//------------------------------------------------------------------------
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// Platform-specific library global data
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//------------------------------------------------------------------------
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typedef struct _GLFWlibraryWin32
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{
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HINSTANCE instance; // Instance of the application
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ATOM classAtom; // Window class atom
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HHOOK keyboardHook; // Keyboard hook handle
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DWORD foregroundLockTimeout;
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// Default monitor
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struct {
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GLboolean modeChanged;
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int width;
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int height;
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int bitsPerPixel;
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int refreshRate;
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} monitor;
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// Timer data
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struct {
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GLboolean hasPerformanceCounter;
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double resolution;
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unsigned int t0_32;
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__int64 t0_64;
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} timer;
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#ifndef _GLFW_NO_DLOAD_GDI32
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// gdi32.dll
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struct {
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HINSTANCE instance;
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CHOOSEPIXELFORMAT_T ChoosePixelFormat;
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DESCRIBEPIXELFORMAT_T DescribePixelFormat;
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GETPIXELFORMAT_T GetPixelFormat;
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SETPIXELFORMAT_T SetPixelFormat;
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SWAPBUFFERS_T SwapBuffers;
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GETDEVICEGAMMARAMP_T GetDeviceGammaRamp;
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SETDEVICEGAMMARAMP_T SetDeviceGammaRamp;
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} gdi;
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#endif // _GLFW_NO_DLOAD_GDI32
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#ifndef _GLFW_NO_DLOAD_WINMM
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// winmm.dll
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struct {
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HINSTANCE instance;
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JOYGETDEVCAPSA_T joyGetDevCapsA;
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JOYGETPOS_T joyGetPos;
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JOYGETPOSEX_T joyGetPosEx;
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TIMEGETTIME_T timeGetTime;
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} winmm;
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#endif // _GLFW_NO_DLOAD_WINMM
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} _GLFWlibraryWin32;
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//========================================================================
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// Prototypes for platform specific internal functions
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//========================================================================
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// Time
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void _glfwInitTimer(void);
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// Fullscreen support
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void _glfwSetVideoMode(int* width, int* height,
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int* bpp, int* refreshRate,
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GLboolean exactBPP);
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void _glfwRestoreVideoMode(void);
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#endif // _platform_h_
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