Logo Search packages:      
Sourcecode: darkplaces version File versions  Download package

vid_wgl.c

/*
Copyright (C) 1996-1997 Id Software, Inc.

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

*/
// vid_wgl.c -- NT GL vid component

#ifdef _MSC_VER
#pragma comment(lib, "comctl32.lib")
#endif

#ifdef SUPPORTDIRECTX
// Include DX libs
#ifdef _MSC_VER
#pragma comment(lib, "dinput8.lib")
#pragma comment(lib, "dxguid.lib")
#endif
#ifndef DIRECTINPUT_VERSION
#     define DIRECTINPUT_VERSION 0x0500  /* Version 5.0 */
#endif
#endif

#include "quakedef.h"
#include <windows.h>
#include <mmsystem.h>
#ifdef SUPPORTDIRECTX
#include <dsound.h>
#endif
#include "resource.h"
#include <commctrl.h>
#ifdef SUPPORTDIRECTX
#include <dinput.h>
#endif
#include "dpsoftrast.h"

#ifdef SUPPORTD3D
#include <d3d9.h>

cvar_t vid_dx9 = {CVAR_SAVE, "vid_dx9", "0", "use Microsoft Direct3D9(r) for rendering"};
cvar_t vid_dx9_hal = {CVAR_SAVE, "vid_dx9_hal", "1", "enables hardware rendering (1), otherwise software reference rasterizer (0 - very slow), note that 0 is necessary when using NVPerfHUD (which renders in hardware but requires this option to enable it)"};
cvar_t vid_dx9_softvertex = {CVAR_SAVE, "vid_dx9_softvertex", "0", "enables software vertex processing (for compatibility testing?  or if you have a very fast CPU), usually you want this off"};
cvar_t vid_dx9_triplebuffer = {CVAR_SAVE, "vid_dx9_triplebuffer", "0", "enables triple buffering when using vid_vsync in fullscreen, this options adds some latency and only helps when framerate is below 60 so you usually don't want it"};
//cvar_t vid_dx10 = {CVAR_SAVE, "vid_dx10", "1", "use Microsoft Direct3D10(r) for rendering"};
//cvar_t vid_dx11 = {CVAR_SAVE, "vid_dx11", "1", "use Microsoft Direct3D11(r) for rendering"};

D3DPRESENT_PARAMETERS vid_d3dpresentparameters;

// we declare this in vid_shared.c because it is required by dedicated server and all clients when SUPPORTD3D is defined
extern LPDIRECT3DDEVICE9 vid_d3d9dev;

LPDIRECT3D9 vid_d3d9;
D3DCAPS9 vid_d3d9caps;
qboolean vid_d3ddevicelost;
#endif

extern HINSTANCE global_hInstance;

static HINSTANCE gldll;

#ifndef WM_MOUSEWHEEL
#define WM_MOUSEWHEEL                   0x020A
#endif

// Tell startup code that we have a client
int cl_available = true;

qboolean vid_supportrefreshrate = true;

static int (WINAPI *qwglChoosePixelFormat)(HDC, CONST PIXELFORMATDESCRIPTOR *);
static int (WINAPI *qwglDescribePixelFormat)(HDC, int, UINT, LPPIXELFORMATDESCRIPTOR);
//static int (WINAPI *qwglGetPixelFormat)(HDC);
static BOOL (WINAPI *qwglSetPixelFormat)(HDC, int, CONST PIXELFORMATDESCRIPTOR *);
static BOOL (WINAPI *qwglSwapBuffers)(HDC);
static HGLRC (WINAPI *qwglCreateContext)(HDC);
static BOOL (WINAPI *qwglDeleteContext)(HGLRC);
static HGLRC (WINAPI *qwglGetCurrentContext)(VOID);
static HDC (WINAPI *qwglGetCurrentDC)(VOID);
static PROC (WINAPI *qwglGetProcAddress)(LPCSTR);
static BOOL (WINAPI *qwglMakeCurrent)(HDC, HGLRC);
static BOOL (WINAPI *qwglSwapIntervalEXT)(int interval);
static const char *(WINAPI *qwglGetExtensionsStringARB)(HDC hdc);
static BOOL (WINAPI *qwglChoosePixelFormatARB)(HDC hdc, const int *piAttribIList, const FLOAT *pfAttribFList, UINT nMaxFormats, int *piFormats, UINT *nNumFormats);
static BOOL (WINAPI *qwglGetPixelFormatAttribivARB)(HDC hdc, int iPixelFormat, int iLayerPlane, UINT nAttributes, const int *piAttributes, int *piValues);

static dllfunction_t wglfuncs[] =
{
      {"wglChoosePixelFormat", (void **) &qwglChoosePixelFormat},
      {"wglDescribePixelFormat", (void **) &qwglDescribePixelFormat},
//    {"wglGetPixelFormat", (void **) &qwglGetPixelFormat},
      {"wglSetPixelFormat", (void **) &qwglSetPixelFormat},
      {"wglSwapBuffers", (void **) &qwglSwapBuffers},
      {"wglCreateContext", (void **) &qwglCreateContext},
      {"wglDeleteContext", (void **) &qwglDeleteContext},
      {"wglGetProcAddress", (void **) &qwglGetProcAddress},
      {"wglMakeCurrent", (void **) &qwglMakeCurrent},
      {"wglGetCurrentContext", (void **) &qwglGetCurrentContext},
      {"wglGetCurrentDC", (void **) &qwglGetCurrentDC},
      {NULL, NULL}
};

static dllfunction_t wglswapintervalfuncs[] =
{
      {"wglSwapIntervalEXT", (void **) &qwglSwapIntervalEXT},
      {NULL, NULL}
};

static dllfunction_t wglpixelformatfuncs[] =
{
      {"wglChoosePixelFormatARB", (void **) &qwglChoosePixelFormatARB},
      {"wglGetPixelFormatAttribivARB", (void **) &qwglGetPixelFormatAttribivARB},
      {NULL, NULL}
};

static DEVMODE gdevmode, initialdevmode;
static qboolean vid_initialized = false;
static qboolean vid_wassuspended = false;
static qboolean vid_usingmouse = false;
static qboolean vid_usinghidecursor = false;
static qboolean vid_usingvsync = false;
static qboolean vid_usevsync = false;
static HICON hIcon;

// used by cd_win.c and snd_win.c
HWND mainwindow;

static HDC   baseDC;
static HGLRC baseRC;

static HDC vid_softhdc;
static HGDIOBJ vid_softhdc_backup;
static BITMAPINFO vid_softbmi;
static HBITMAP vid_softdibhandle;

//HWND WINAPI InitializeWindow (HINSTANCE hInstance, int nCmdShow);

static qboolean vid_isfullscreen;

//void VID_MenuDraw (void);
//void VID_MenuKey (int key);

//LONG WINAPI MainWndProc (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
//void AppActivate(BOOL fActive, BOOL minimize);
//void ClearAllStates (void);
//void VID_UpdateWindowStatus (void);

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

static int window_x, window_y;

static qboolean mouseinitialized;

#ifdef SUPPORTDIRECTX
static qboolean dinput;
#define DINPUT_BUFFERSIZE           16
#define iDirectInputCreate(a,b,c,d) pDirectInputCreate(a,b,c,d)

static HRESULT (WINAPI *pDirectInputCreate)(HINSTANCE hinst, DWORD dwVersion, LPDIRECTINPUT * lplpDirectInput, LPUNKNOWN punkOuter);
#endif

// LordHavoc: thanks to backslash for this support for mouse buttons 4 and 5
/* backslash :: imouse explorer buttons */
/* These are #ifdefed out for non-Win2K in the February 2001 version of
   MS's platform SDK, but we need them for compilation. . . */
#ifndef WM_XBUTTONDOWN
   #define WM_XBUTTONDOWN      0x020B
   #define WM_XBUTTONUP      0x020C
#endif
#ifndef MK_XBUTTON1
   #define MK_XBUTTON1         0x0020
   #define MK_XBUTTON2         0x0040
#endif
#ifndef MK_XBUTTON3
// LordHavoc: lets hope this allows more buttons in the future...
   #define MK_XBUTTON3         0x0080
   #define MK_XBUTTON4         0x0100
   #define MK_XBUTTON5         0x0200
   #define MK_XBUTTON6         0x0400
   #define MK_XBUTTON7         0x0800
#endif
/* :: backslash */

// mouse variables
static int              mouse_buttons;
static int              mouse_oldbuttonstate;

static unsigned int uiWheelMessage;
#ifdef SUPPORTDIRECTX
static qboolean   dinput_acquired;

static unsigned int           mstate_di;
#endif

static cvar_t vid_forcerefreshrate = {0, "vid_forcerefreshrate", "0", "try to set the given vid_refreshrate even if Windows doesn't list it as valid video mode"};

#ifdef SUPPORTDIRECTX
static LPDIRECTINPUT          g_pdi;
static LPDIRECTINPUTDEVICE    g_pMouse;
static HINSTANCE hInstDI;
#endif

// forward-referenced functions
static void IN_StartupMouse (void);


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

qboolean vid_reallyhidden = true;
#ifdef SUPPORTD3D
qboolean vid_begunscene = false;
#endif
void VID_Finish (void)
{
#ifdef SUPPORTD3D
      HRESULT hr;
#endif
      vid_hidden = vid_reallyhidden;

      vid_usevsync = vid_vsync.integer && !cls.timedemo && qwglSwapIntervalEXT;

      if (!vid_hidden)
      {
            switch(vid.renderpath)
            {
            case RENDERPATH_GL11:
            case RENDERPATH_GL13:
            case RENDERPATH_GL20:
            case RENDERPATH_GLES1:
            case RENDERPATH_GLES2:
                  if (vid_usingvsync != vid_usevsync)
                  {
                        vid_usingvsync = vid_usevsync;
                        qwglSwapIntervalEXT (vid_usevsync);
                  }
                  if (r_speeds.integer == 2 || gl_finish.integer)
                        GL_Finish();
                  SwapBuffers(baseDC);
                  break;
            case RENDERPATH_D3D9:
#ifdef SUPPORTD3D
                  if (vid_begunscene)
                  {
                        IDirect3DDevice9_EndScene(vid_d3d9dev);
                        vid_begunscene = false;
                  }
                  if (!vid_reallyhidden)
                  {
                        if (!vid_d3ddevicelost)
                        {
                              vid_hidden = vid_reallyhidden;
                              hr = IDirect3DDevice9_Present(vid_d3d9dev, NULL, NULL, NULL, NULL);
                              if (hr == D3DERR_DEVICELOST)
                              {
                                    vid_d3ddevicelost = true;
                                    vid_hidden = true;
                                    Sleep(100);
                              }
                        }
                        else
                        {
                              hr = IDirect3DDevice9_TestCooperativeLevel(vid_d3d9dev);
                              switch(hr)
                              {
                              case D3DERR_DEVICELOST:
                                    vid_d3ddevicelost = true;
                                    vid_hidden = true;
                                    Sleep(100);
                                    break;
                              case D3DERR_DEVICENOTRESET:
                                    vid_d3ddevicelost = false;
                                    vid_hidden = vid_reallyhidden;
                                    R_Modules_DeviceLost();
                                    IDirect3DDevice9_Reset(vid_d3d9dev, &vid_d3dpresentparameters);
                                    R_Modules_DeviceRestored();
                                    break;
                              case D3D_OK:
                                    vid_hidden = vid_reallyhidden;
                                    IDirect3DDevice9_Present(vid_d3d9dev, NULL, NULL, NULL, NULL);
                                    break;
                              }
                        }
                        if (!vid_begunscene && !vid_hidden)
                        {
                              IDirect3DDevice9_BeginScene(vid_d3d9dev);
                              vid_begunscene = true;
                        }
                  }
#endif
                  break;
            case RENDERPATH_D3D10:
                  break;
            case RENDERPATH_D3D11:
                  break;
            case RENDERPATH_SOFT:
                  DPSOFTRAST_Finish();
//                baseDC = GetDC(mainwindow);
                  BitBlt(baseDC, 0, 0, vid.width, vid.height, vid_softhdc, 0, 0, SRCCOPY);
//                ReleaseDC(mainwindow, baseDC);
//                baseDC = NULL;
                  break;
            }
      }

      // make sure a context switch can happen every frame - Logitech drivers
      // input drivers sometimes eat cpu time every 3 seconds or lag badly
      // without this help
      Sleep(0);

      VID_UpdateGamma(false, 256);
}

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




static unsigned char scantokey[128] =
{
//  0           1       2    3     4     5       6       7      8         9      A          B           C       D           E           F
      0          ,27    ,'1'  ,'2'  ,'3'  ,'4'    ,'5'    ,'6'   ,'7'      ,'8'   ,'9'       ,'0'        ,'-'   ,'='         ,K_BACKSPACE,9    ,//0
      'q'        ,'w'   ,'e'  ,'r'  ,'t'  ,'y'    ,'u'    ,'i'   ,'o'      ,'p'   ,'['       ,']'        ,13    ,K_CTRL      ,'a'        ,'s'  ,//1
      'd'        ,'f'   ,'g'  ,'h'  ,'j'  ,'k'    ,'l'    ,';'   ,'\''     ,'`'   ,K_SHIFT   ,'\\'       ,'z'   ,'x'         ,'c'        ,'v'  ,//2
      'b'        ,'n'   ,'m'  ,','  ,'.'  ,'/'    ,K_SHIFT,'*'   ,K_ALT    ,' '   ,0         ,K_F1       ,K_F2  ,K_F3        ,K_F4       ,K_F5 ,//3
      K_F6       ,K_F7  ,K_F8 ,K_F9 ,K_F10,K_PAUSE,0      ,K_HOME,K_UPARROW,K_PGUP,K_KP_MINUS,K_LEFTARROW,K_KP_5,K_RIGHTARROW,K_KP_PLUS  ,K_END,//4
      K_DOWNARROW,K_PGDN,K_INS,K_DEL,0    ,0      ,0      ,K_F11 ,K_F12    ,0     ,0         ,0          ,0     ,0           ,0          ,0    ,//5
      0          ,0     ,0    ,0    ,0    ,0      ,0      ,0     ,0        ,0     ,0         ,0          ,0     ,0           ,0          ,0    ,//6
      0          ,0     ,0    ,0    ,0    ,0      ,0      ,0     ,0        ,0     ,0         ,0          ,0     ,0           ,0          ,0     //7
};


/*
=======
MapKey

Map from windows to quake keynums
=======
*/
static int MapKey (int key, int virtualkey)
{
      int result;
      int modified = (key >> 16) & 255;
      qboolean is_extended = false;

      if (modified < 128 && scantokey[modified])
            result = scantokey[modified];
      else
      {
            result = 0;
            Con_DPrintf("key 0x%02x (0x%8x, 0x%8x) has no translation\n", modified, key, virtualkey);
      }

      if (key & (1 << 24))
            is_extended = true;

      if ( !is_extended )
      {
            switch ( result )
            {
            case K_HOME:
                  return K_KP_HOME;
            case K_UPARROW:
                  return K_KP_UPARROW;
            case K_PGUP:
                  return K_KP_PGUP;
            case K_LEFTARROW:
                  return K_KP_LEFTARROW;
            case K_RIGHTARROW:
                  return K_KP_RIGHTARROW;
            case K_END:
                  return K_KP_END;
            case K_DOWNARROW:
                  return K_KP_DOWNARROW;
            case K_PGDN:
                  return K_KP_PGDN;
            case K_INS:
                  return K_KP_INS;
            case K_DEL:
                  return K_KP_DEL;
            default:
                  return result;
            }
      }
      else
      {
            switch ( result )
            {
            case 0x0D:
                  return K_KP_ENTER;
            case 0x2F:
                  return K_KP_SLASH;
            case 0xAF:
                  return K_KP_PLUS;
            }
            return result;
      }
}

/*
===================================================================

MAIN WINDOW

===================================================================
*/

/*
================
ClearAllStates
================
*/
static void ClearAllStates (void)
{
      Key_ClearStates ();
      if (vid_usingmouse)
            mouse_oldbuttonstate = 0;
}

void AppActivate(BOOL fActive, BOOL minimize)
/****************************************************************************
*
* Function:     AppActivate
* Parameters:   fActive - True if app is activating
*
* Description:  If the application is activating, then swap the system
*               into SYSPAL_NOSTATIC mode so that our palettes will display
*               correctly.
*
****************************************************************************/
{
      static qboolean sound_active = false;  // initially blocked by Sys_InitConsole()

      vid_activewindow = fActive != FALSE;
      vid_reallyhidden = minimize != FALSE;

      // enable/disable sound on focus gain/loss
      if ((!vid_reallyhidden && vid_activewindow) || !snd_mutewhenidle.integer)
      {
            if (!sound_active)
            {
                  S_UnblockSound ();
                  sound_active = true;
            }
      }
      else
      {
            if (sound_active)
            {
                  S_BlockSound ();
                  sound_active = false;
            }
      }

      if (fActive)
      {
            if (vid_isfullscreen)
            {
                  if (vid_wassuspended)
                  {
                        vid_wassuspended = false;
                        if (gldll)
                        {
                              ChangeDisplaySettings (&gdevmode, CDS_FULLSCREEN);
                              ShowWindow(mainwindow, SW_SHOWNORMAL);
                        }
                  }

                  // LordHavoc: from dabb, fix for alt-tab bug in NVidia drivers
                  if (gldll)
                        MoveWindow(mainwindow,0,0,gdevmode.dmPelsWidth,gdevmode.dmPelsHeight,false);
            }
      }

      if (!fActive)
      {
            VID_SetMouse(false, false, false);
            if (vid_isfullscreen)
            {
                  if (gldll)
                        ChangeDisplaySettings (NULL, 0);
                  vid_wassuspended = true;
            }
            VID_RestoreSystemGamma();
      }
}

//TODO: move it around in vid_wgl.c since I dont think this is the right position
void Sys_SendKeyEvents (void)
{
      MSG msg;

      while (PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE))
      {
            if (!GetMessage (&msg, NULL, 0, 0))
                  Sys_Quit (1);

            TranslateMessage (&msg);
            DispatchMessage (&msg);
      }
}

LONG CDAudio_MessageHandler(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);

static keynum_t buttonremap[16] =
{
      K_MOUSE1,
      K_MOUSE2,
      K_MOUSE3,
      K_MOUSE4,
      K_MOUSE5,
      K_MOUSE6,
      K_MOUSE7,
      K_MOUSE8,
      K_MOUSE9,
      K_MOUSE10,
      K_MOUSE11,
      K_MOUSE12,
      K_MOUSE13,
      K_MOUSE14,
      K_MOUSE15,
      K_MOUSE16,
};

/* main window procedure */
LONG WINAPI MainWndProc (HWND hWnd, UINT uMsg, WPARAM  wParam, LPARAM lParam)
{
      LONG    lRet = 1;
      int         fActive, fMinimized, temp;
      unsigned char state[256];
      unsigned char asciichar[4];
      int         vkey;
      int         charlength;
      qboolean down = false;

      if ( uMsg == uiWheelMessage )
            uMsg = WM_MOUSEWHEEL;

      switch (uMsg)
      {
            case WM_KILLFOCUS:
                  if (vid_isfullscreen)
                        ShowWindow(mainwindow, SW_SHOWMINNOACTIVE);
                  break;

            case WM_CREATE:
                  break;

            case WM_MOVE:
                  window_x = (int) LOWORD(lParam);
                  window_y = (int) HIWORD(lParam);
                  VID_SetMouse(false, false, false);
                  break;

            case WM_KEYDOWN:
            case WM_SYSKEYDOWN:
                  down = true;
            case WM_KEYUP:
            case WM_SYSKEYUP:
                  vkey = MapKey(lParam, wParam);
                  GetKeyboardState (state);
                  // alt/ctrl/shift tend to produce funky ToAscii values,
                  // and if it's not a single character we don't know care about it
                  charlength = ToAscii (wParam, lParam >> 16, state, (LPWORD)asciichar, 0);
                  if (vkey == K_ALT || vkey == K_CTRL || vkey == K_SHIFT || charlength == 0)
                        asciichar[0] = 0;
                  else if( charlength == 2 ) {
                        asciichar[0] = asciichar[1];
                  }
                  if (!VID_JoyBlockEmulatedKeys(vkey))
                        Key_Event (vkey, asciichar[0], down);
                  break;

            case WM_SYSCHAR:
            // keep Alt-Space from happening
                  break;

            case WM_SYSCOMMAND:
                  // prevent screensaver from occuring while the active window
                  // note: password-locked screensavers on Vista still work
                  if (vid_activewindow && ((wParam & 0xFFF0) == SC_SCREENSAVE || (wParam & 0xFFF0) == SC_MONITORPOWER))
                        lRet = 0;
                  else
                        lRet = DefWindowProc (hWnd, uMsg, wParam, lParam);
                  break;

      // this is complicated because Win32 seems to pack multiple mouse events into
      // one update sometimes, so we always check all states and look for events
            case WM_LBUTTONDOWN:
            case WM_LBUTTONUP:
            case WM_RBUTTONDOWN:
            case WM_RBUTTONUP:
            case WM_MBUTTONDOWN:
            case WM_MBUTTONUP:
            case WM_XBUTTONDOWN:   // backslash :: imouse explorer buttons
            case WM_XBUTTONUP:      // backslash :: imouse explorer buttons
            case WM_MOUSEMOVE:
                  temp = 0;

                  if (wParam & MK_LBUTTON)
                        temp |= 1;

                  if (wParam & MK_RBUTTON)
                        temp |= 2;

                  if (wParam & MK_MBUTTON)
                        temp |= 4;

                  /* backslash :: imouse explorer buttons */
                  if (wParam & MK_XBUTTON1)
                        temp |= 8;

                  if (wParam & MK_XBUTTON2)
                        temp |= 16;
                  /* :: backslash */

                  // LordHavoc: lets hope this allows more buttons in the future...
                  if (wParam & MK_XBUTTON3)
                        temp |= 32;
                  if (wParam & MK_XBUTTON4)
                        temp |= 64;
                  if (wParam & MK_XBUTTON5)
                        temp |= 128;
                  if (wParam & MK_XBUTTON6)
                        temp |= 256;
                  if (wParam & MK_XBUTTON7)
                        temp |= 512;

#ifdef SUPPORTDIRECTX
                  if (!dinput_acquired)
#endif
                  {
                        // perform button actions
                        int i;
                        for (i=0 ; i<mouse_buttons && i < 16 ; i++)
                              if ((temp ^ mouse_oldbuttonstate) & (1<<i))
                                    Key_Event (buttonremap[i], 0, (temp & (1<<i)) != 0);
                        mouse_oldbuttonstate = temp;
                  }

                  break;

            // JACK: This is the mouse wheel with the Intellimouse
            // Its delta is either positive or neg, and we generate the proper
            // Event.
            case WM_MOUSEWHEEL:
                  if ((short) HIWORD(wParam) > 0) {
                        Key_Event(K_MWHEELUP, 0, true);
                        Key_Event(K_MWHEELUP, 0, false);
                  } else {
                        Key_Event(K_MWHEELDOWN, 0, true);
                        Key_Event(K_MWHEELDOWN, 0, false);
                  }
                  break;

            case WM_SIZE:
                  break;

            case WM_CLOSE:
                  if (MessageBox (mainwindow, "Are you sure you want to quit?", "Confirm Exit", MB_YESNO | MB_SETFOREGROUND | MB_ICONQUESTION) == IDYES)
                        Sys_Quit (0);

                  break;

            case WM_ACTIVATE:
                  fActive = LOWORD(wParam);
                  fMinimized = (BOOL) HIWORD(wParam);
                  AppActivate(!(fActive == WA_INACTIVE), fMinimized);

            // fix the leftover Alt from any Alt-Tab or the like that switched us away
                  ClearAllStates ();

                  break;

            //case WM_DESTROY:
            //    PostQuitMessage (0);
            //    break;

            case MM_MCINOTIFY:
                  lRet = CDAudio_MessageHandler (hWnd, uMsg, wParam, lParam);
                  break;

            default:
                  /* pass all unhandled messages to DefWindowProc */
                  lRet = DefWindowProc (hWnd, uMsg, wParam, lParam);
            break;
      }

      /* return 1 if handled message, 0 if not */
      return lRet;
}

int VID_SetGamma(unsigned short *ramps, int rampsize)
{
      if (qwglMakeCurrent)
      {
            HDC hdc = GetDC (NULL);
            int i = SetDeviceGammaRamp(hdc, ramps);
            ReleaseDC (NULL, hdc);
            return i; // return success or failure
      }
      else
            return 0;
}

int VID_GetGamma(unsigned short *ramps, int rampsize)
{
      if (qwglMakeCurrent)
      {
            HDC hdc = GetDC (NULL);
            int i = GetDeviceGammaRamp(hdc, ramps);
            ReleaseDC (NULL, hdc);
            return i; // return success or failure
      }
      else
            return 0;
}

static void GL_CloseLibrary(void)
{
      if (gldll)
      {
            FreeLibrary(gldll);
            gldll = 0;
            gl_driver[0] = 0;
            qwglGetProcAddress = NULL;
            gl_extensions = "";
            gl_platform = "";
            gl_platformextensions = "";
      }
}

static int GL_OpenLibrary(const char *name)
{
      Con_Printf("Loading OpenGL driver %s\n", name);
      GL_CloseLibrary();
      if (!(gldll = LoadLibrary(name)))
      {
            Con_Printf("Unable to LoadLibrary %s\n", name);
            return false;
      }
      strlcpy(gl_driver, name, sizeof(gl_driver));
      return true;
}

void *GL_GetProcAddress(const char *name)
{
      if (gldll)
      {
            void *p = NULL;
            if (qwglGetProcAddress != NULL)
                  p = (void *) qwglGetProcAddress(name);
            if (p == NULL)
                  p = (void *) GetProcAddress(gldll, name);
            return p;
      }
      else
            return NULL;
}

#ifndef WGL_ARB_pixel_format
#define WGL_NUMBER_PIXEL_FORMATS_ARB   0x2000
#define WGL_DRAW_TO_WINDOW_ARB         0x2001
#define WGL_DRAW_TO_BITMAP_ARB         0x2002
#define WGL_ACCELERATION_ARB           0x2003
#define WGL_NEED_PALETTE_ARB           0x2004
#define WGL_NEED_SYSTEM_PALETTE_ARB    0x2005
#define WGL_SWAP_LAYER_BUFFERS_ARB     0x2006
#define WGL_SWAP_METHOD_ARB            0x2007
#define WGL_NUMBER_OVERLAYS_ARB        0x2008
#define WGL_NUMBER_UNDERLAYS_ARB       0x2009
#define WGL_TRANSPARENT_ARB            0x200A
#define WGL_TRANSPARENT_RED_VALUE_ARB  0x2037
#define WGL_TRANSPARENT_GREEN_VALUE_ARB 0x2038
#define WGL_TRANSPARENT_BLUE_VALUE_ARB 0x2039
#define WGL_TRANSPARENT_ALPHA_VALUE_ARB 0x203A
#define WGL_TRANSPARENT_INDEX_VALUE_ARB 0x203B
#define WGL_SHARE_DEPTH_ARB            0x200C
#define WGL_SHARE_STENCIL_ARB          0x200D
#define WGL_SHARE_ACCUM_ARB            0x200E
#define WGL_SUPPORT_GDI_ARB            0x200F
#define WGL_SUPPORT_OPENGL_ARB         0x2010
#define WGL_DOUBLE_BUFFER_ARB          0x2011
#define WGL_STEREO_ARB                 0x2012
#define WGL_PIXEL_TYPE_ARB             0x2013
#define WGL_COLOR_BITS_ARB             0x2014
#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_NO_ACCELERATION_ARB        0x2025
#define WGL_GENERIC_ACCELERATION_ARB   0x2026
#define WGL_FULL_ACCELERATION_ARB      0x2027
#define WGL_SWAP_EXCHANGE_ARB          0x2028
#define WGL_SWAP_COPY_ARB              0x2029
#define WGL_SWAP_UNDEFINED_ARB         0x202A
#define WGL_TYPE_RGBA_ARB              0x202B
#define WGL_TYPE_COLORINDEX_ARB        0x202C
#endif

#ifndef WGL_ARB_multisample
#define WGL_SAMPLE_BUFFERS_ARB         0x2041
#define WGL_SAMPLES_ARB                0x2042
#endif


static void IN_Init(void);
void VID_Init(void)
{
      WNDCLASS wc;

#ifdef SUPPORTD3D
      Cvar_RegisterVariable(&vid_dx9);
      Cvar_RegisterVariable(&vid_dx9_hal);
      Cvar_RegisterVariable(&vid_dx9_softvertex);
      Cvar_RegisterVariable(&vid_dx9_triplebuffer);
//    Cvar_RegisterVariable(&vid_dx10);
//    Cvar_RegisterVariable(&vid_dx11);
#endif

      InitCommonControls();
      hIcon = LoadIcon (global_hInstance, MAKEINTRESOURCE (IDI_ICON1));

      // Register the frame class
      wc.style         = 0;
      wc.lpfnWndProc   = (WNDPROC)MainWndProc;
      wc.cbClsExtra    = 0;
      wc.cbWndExtra    = 0;
      wc.hInstance     = global_hInstance;
      wc.hIcon         = hIcon;
      wc.hCursor       = LoadCursor (NULL,IDC_ARROW);
      wc.hbrBackground = NULL;
      wc.lpszMenuName  = 0;
      wc.lpszClassName = "DarkPlacesWindowClass";

      if (!RegisterClass (&wc))
            Con_Printf ("Couldn't register window class\n");

      memset(&initialdevmode, 0, sizeof(initialdevmode));
      EnumDisplaySettings(NULL, ENUM_CURRENT_SETTINGS, &initialdevmode);

      IN_Init();
}

qboolean VID_InitModeGL(viddef_mode_t *mode)
{
      int i;
      HDC hdc;
      RECT rect;
      MSG msg;
      PIXELFORMATDESCRIPTOR pfd =
      {
            sizeof(PIXELFORMATDESCRIPTOR),      // size of this pfd
            1,                      // version number
            PFD_DRAW_TO_WINDOW            // support window
            |  PFD_SUPPORT_OPENGL   // support OpenGL
            |  PFD_DOUBLEBUFFER ,   // double buffered
            PFD_TYPE_RGBA,                // RGBA type
            24,                     // 24-bit color depth
            0, 0, 0, 0, 0, 0,       // color bits ignored
            0,                      // no alpha buffer
            0,                      // shift bit ignored
            0,                      // no accumulation buffer
            0, 0, 0, 0,                   // accum bits ignored
            32,                     // 32-bit z-buffer
            0,                      // no stencil buffer
            0,                      // no auxiliary buffer
            PFD_MAIN_PLANE,               // main layer
            0,                      // reserved
            0, 0, 0                       // layer masks ignored
      };
      int windowpass;
      int pixelformat, newpixelformat;
      UINT numpixelformats;
      DWORD WindowStyle, ExWindowStyle;
      int CenterX, CenterY;
      const char *gldrivername;
      int depth;
      DEVMODE thismode;
      qboolean foundmode, foundgoodmode;
      int *a;
      float *af;
      int attribs[128];
      float attribsf[16];
      int bpp = mode->bitsperpixel;
      int width = mode->width;
      int height = mode->height;
      int refreshrate = (int)floor(mode->refreshrate+0.5);
      int stereobuffer = mode->stereobuffer;
      int samples = mode->samples;
      int fullscreen = mode->fullscreen;

      if (vid_initialized)
            Sys_Error("VID_InitMode called when video is already initialised");

      // if stencil is enabled, ask for alpha too
      if (bpp >= 32)
      {
            pfd.cRedBits = 8;
            pfd.cGreenBits = 8;
            pfd.cBlueBits = 8;
            pfd.cAlphaBits = 8;
            pfd.cDepthBits = 24;
            pfd.cStencilBits = 8;
      }
      else
      {
            pfd.cRedBits = 5;
            pfd.cGreenBits = 5;
            pfd.cBlueBits = 5;
            pfd.cAlphaBits = 0;
            pfd.cDepthBits = 16;
            pfd.cStencilBits = 0;
      }

      if (stereobuffer)
            pfd.dwFlags |= PFD_STEREO;

      a = attribs;
      af = attribsf;
      *a++ = WGL_DRAW_TO_WINDOW_ARB;
      *a++ = GL_TRUE;
      *a++ = WGL_ACCELERATION_ARB;
      *a++ = WGL_FULL_ACCELERATION_ARB;
      *a++ = WGL_DOUBLE_BUFFER_ARB;
      *a++ = true;

      if (bpp >= 32)
      {
            *a++ = WGL_RED_BITS_ARB;
            *a++ = 8;
            *a++ = WGL_GREEN_BITS_ARB;
            *a++ = 8;
            *a++ = WGL_BLUE_BITS_ARB;
            *a++ = 8;
            *a++ = WGL_ALPHA_BITS_ARB;
            *a++ = 8;
            *a++ = WGL_DEPTH_BITS_ARB;
            *a++ = 24;
            *a++ = WGL_STENCIL_BITS_ARB;
            *a++ = 8;
      }
      else
      {
            *a++ = WGL_RED_BITS_ARB;
            *a++ = 1;
            *a++ = WGL_GREEN_BITS_ARB;
            *a++ = 1;
            *a++ = WGL_BLUE_BITS_ARB;
            *a++ = 1;
            *a++ = WGL_DEPTH_BITS_ARB;
            *a++ = 16;
      }

      if (stereobuffer)
      {
            *a++ = WGL_STEREO_ARB;
            *a++ = GL_TRUE;
      }

      if (samples > 1)
      {
            *a++ = WGL_SAMPLE_BUFFERS_ARB;
            *a++ = 1;
            *a++ = WGL_SAMPLES_ARB;
            *a++ = samples;
      }

      *a = 0;
      *af = 0;

      gldrivername = "opengl32.dll";
// COMMANDLINEOPTION: Windows WGL: -gl_driver <drivername> selects a GL driver library, default is opengl32.dll, useful only for 3dfxogl.dll or 3dfxvgl.dll, if you don't know what this is for, you don't need it
      i = COM_CheckParm("-gl_driver");
      if (i && i < com_argc - 1)
            gldrivername = com_argv[i + 1];
      if (!GL_OpenLibrary(gldrivername))
      {
            Con_Printf("Unable to load GL driver %s\n", gldrivername);
            return false;
      }

      memset(&gdevmode, 0, sizeof(gdevmode));

      vid_isfullscreen = false;
      if (fullscreen)
      {
            if(vid_forcerefreshrate.integer)
            {
                  foundmode = true;
                  gdevmode.dmFields = DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT;
                  gdevmode.dmBitsPerPel = bpp;
                  gdevmode.dmPelsWidth = width;
                  gdevmode.dmPelsHeight = height;
                  gdevmode.dmSize = sizeof (gdevmode);
                  if(refreshrate)
                  {
                        gdevmode.dmFields |= DM_DISPLAYFREQUENCY;
                        gdevmode.dmDisplayFrequency = refreshrate;
                  }
            }
            else
            {
                  if(refreshrate == 0)
                        refreshrate = initialdevmode.dmDisplayFrequency; // default vid_refreshrate to the rate of the desktop

                  foundmode = false;
                  foundgoodmode = false;

                  thismode.dmSize = sizeof(thismode);
                  thismode.dmDriverExtra = 0;
                  for(i = 0; EnumDisplaySettings(NULL, i, &thismode); ++i)
                  {
                        if(~thismode.dmFields & (DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT | DM_DISPLAYFREQUENCY))
                        {
                              Con_DPrintf("enumerating modes yielded a bogus item... please debug this\n");
                              continue;
                        }
                        if(developer_extra.integer)
                              Con_DPrintf("Found mode %dx%dx%dbpp %dHz... ", (int)thismode.dmPelsWidth, (int)thismode.dmPelsHeight, (int)thismode.dmBitsPerPel, (int)thismode.dmDisplayFrequency);
                        if(thismode.dmBitsPerPel != (DWORD)bpp)
                        {
                              if(developer_extra.integer)
                                    Con_DPrintf("wrong bpp\n");
                              continue;
                        }
                        if(thismode.dmPelsWidth != (DWORD)width)
                        {
                              if(developer_extra.integer)
                                    Con_DPrintf("wrong width\n");
                              continue;
                        }
                        if(thismode.dmPelsHeight != (DWORD)height)
                        {
                              if(developer_extra.integer)
                                    Con_DPrintf("wrong height\n");
                              continue;
                        }

                        if(foundgoodmode)
                        {
                              // if we have a good mode, make sure this mode is better than the previous one, and allowed by the refreshrate
                              if(thismode.dmDisplayFrequency > (DWORD)refreshrate)
                              {
                                    if(developer_extra.integer)
                                          Con_DPrintf("too high refresh rate\n");
                                    continue;
                              }
                              else if(thismode.dmDisplayFrequency <= gdevmode.dmDisplayFrequency)
                              {
                                    if(developer_extra.integer)
                                          Con_DPrintf("doesn't beat previous best match (too low)\n");
                                    continue;
                              }
                        }
                        else if(foundmode)
                        {
                              // we do have one, but it isn't good... make sure it has a lower frequency than the previous one
                              if(thismode.dmDisplayFrequency >= gdevmode.dmDisplayFrequency)
                              {
                                    if(developer_extra.integer)
                                          Con_DPrintf("doesn't beat previous best match (too high)\n");
                                    continue;
                              }
                        }
                        // otherwise, take anything

                        memcpy(&gdevmode, &thismode, sizeof(gdevmode));
                        if(thismode.dmDisplayFrequency <= (DWORD)refreshrate)
                              foundgoodmode = true;
                        else
                        {
                              if(developer_extra.integer)
                                    Con_DPrintf("(out of range)\n");
                        }
                        foundmode = true;
                        if(developer_extra.integer)
                              Con_DPrintf("accepted\n");
                  }
            }

            if (!foundmode)
            {
                  VID_Shutdown();
                  Con_Printf("Unable to find the requested mode %dx%dx%dbpp\n", width, height, bpp);
                  return false;
            }
            else if(ChangeDisplaySettings (&gdevmode, CDS_FULLSCREEN) != DISP_CHANGE_SUCCESSFUL)
            {
                  VID_Shutdown();
                  Con_Printf("Unable to change to requested mode %dx%dx%dbpp\n", width, height, bpp);
                  return false;
            }

            vid_isfullscreen = true;
            WindowStyle = WS_POPUP;
            ExWindowStyle = WS_EX_TOPMOST;
      }
      else
      {
            hdc = GetDC (NULL);
            i = GetDeviceCaps(hdc, RASTERCAPS);
            depth = GetDeviceCaps(hdc, PLANES) * GetDeviceCaps(hdc, BITSPIXEL);
            ReleaseDC (NULL, hdc);
            if (i & RC_PALETTE)
            {
                  VID_Shutdown();
                  Con_Print("Can't run in non-RGB mode\n");
                  return false;
            }
            if (bpp > depth)
            {
                  VID_Shutdown();
                  Con_Print("A higher desktop depth is required to run this video mode\n");
                  return false;
            }

            WindowStyle = WS_OVERLAPPED | WS_BORDER | WS_CAPTION | WS_SYSMENU | WS_MINIMIZEBOX;
            ExWindowStyle = 0;
      }

      rect.top = 0;
      rect.left = 0;
      rect.right = width;
      rect.bottom = height;
      AdjustWindowRectEx(&rect, WindowStyle, false, 0);

      if (fullscreen)
      {
            CenterX = 0;
            CenterY = 0;
      }
      else
      {
            CenterX = (GetSystemMetrics(SM_CXSCREEN) - (rect.right - rect.left)) / 2;
            CenterY = (GetSystemMetrics(SM_CYSCREEN) - (rect.bottom - rect.top)) / 2;
      }
      CenterX = max(0, CenterX);
      CenterY = max(0, CenterY);

      // x and y may be changed by WM_MOVE messages
      window_x = CenterX;
      window_y = CenterY;
      rect.left += CenterX;
      rect.right += CenterX;
      rect.top += CenterY;
      rect.bottom += CenterY;

      pixelformat = 0;
      newpixelformat = 0;
      // start out at the final windowpass if samples is 1 as it's the only feature we need extended pixel formats for
      for (windowpass = samples == 1;windowpass < 2;windowpass++)
      {
            gl_extensions = "";
            gl_platformextensions = "";

            mainwindow = CreateWindowEx (ExWindowStyle, "DarkPlacesWindowClass", gamename, WindowStyle, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top, NULL, NULL, global_hInstance, NULL);
            if (!mainwindow)
            {
                  Con_Printf("CreateWindowEx(%d, %s, %s, %d, %d, %d, %d, %d, %p, %p, %p, %p) failed\n", (int)ExWindowStyle, "DarkPlacesWindowClass", gamename, (int)WindowStyle, (int)(rect.left), (int)(rect.top), (int)(rect.right - rect.left), (int)(rect.bottom - rect.top), (void *)NULL, (void *)NULL, (void *)global_hInstance, (void *)NULL);
                  VID_Shutdown();
                  return false;
            }

            baseDC = GetDC(mainwindow);

            if (!newpixelformat)
                  newpixelformat = ChoosePixelFormat(baseDC, &pfd);
            pixelformat = newpixelformat;
            if (!pixelformat)
            {
                  VID_Shutdown();
                  Con_Printf("ChoosePixelFormat(%p, %p) failed\n", (void *)baseDC, (void *)&pfd);
                  return false;
            }

            if (SetPixelFormat(baseDC, pixelformat, &pfd) == false)
            {
                  VID_Shutdown();
                  Con_Printf("SetPixelFormat(%p, %d, %p) failed\n", (void *)baseDC, pixelformat, (void *)&pfd);
                  return false;
            }

            if (!GL_CheckExtension("wgl", wglfuncs, NULL, false))
            {
                  VID_Shutdown();
                  Con_Print("wgl functions not found\n");
                  return false;
            }

            baseRC = qwglCreateContext(baseDC);
            if (!baseRC)
            {
                  VID_Shutdown();
                  Con_Print("Could not initialize GL (wglCreateContext failed).\n\nMake sure you are in 65536 color mode, and try running -window.\n");
                  return false;
            }
            if (!qwglMakeCurrent(baseDC, baseRC))
            {
                  VID_Shutdown();
                  Con_Printf("wglMakeCurrent(%p, %p) failed\n", (void *)baseDC, (void *)baseRC);
                  return false;
            }

            if ((qglGetString = (const GLubyte* (GLAPIENTRY *)(GLenum name))GL_GetProcAddress("glGetString")) == NULL)
            {
                  VID_Shutdown();
                  Con_Print("glGetString not found\n");
                  return false;
            }
            if ((qwglGetExtensionsStringARB = (const char *(WINAPI *)(HDC hdc))GL_GetProcAddress("wglGetExtensionsStringARB")) == NULL)
                  Con_Print("wglGetExtensionsStringARB not found\n");

            gl_extensions = (const char *)qglGetString(GL_EXTENSIONS);
            gl_platform = "WGL";
            gl_platformextensions = "";

            if (qwglGetExtensionsStringARB)
                  gl_platformextensions = (const char *)qwglGetExtensionsStringARB(baseDC);

            if (!gl_extensions)
                  gl_extensions = "";
            if (!gl_platformextensions)
                  gl_platformextensions = "";

            // now some nice Windows pain:
            // we have created a window, we needed one to find out if there are
            // any multisample pixel formats available, the problem is that to
            // actually use one of those multisample formats we now have to
            // recreate the window (yes Microsoft OpenGL really is that bad)

            if (windowpass == 0)
            {
                  if (!GL_CheckExtension("WGL_ARB_pixel_format", wglpixelformatfuncs, "-noarbpixelformat", false) || !qwglChoosePixelFormatARB(baseDC, attribs, attribsf, 1, &newpixelformat, &numpixelformats) || !newpixelformat)
                        break;
                  // ok we got one - do it all over again with newpixelformat
                  qwglMakeCurrent(NULL, NULL);
                  qwglDeleteContext(baseRC);baseRC = 0;
                  ReleaseDC(mainwindow, baseDC);baseDC = 0;
                  // eat up any messages waiting for us
                  while (PeekMessage (&msg, NULL, 0, 0, PM_REMOVE))
                  {
                        TranslateMessage (&msg);
                        DispatchMessage (&msg);
                  }
            }
      }

      /*
      if (!fullscreen)
            SetWindowPos (mainwindow, NULL, CenterX, CenterY, 0, 0,SWP_NOSIZE | SWP_NOZORDER | SWP_SHOWWINDOW | SWP_DRAWFRAME);
      */

      ShowWindow (mainwindow, SW_SHOWDEFAULT);
      UpdateWindow (mainwindow);

      // now we try to make sure we get the focus on the mode switch, because
      // sometimes in some systems we don't.  We grab the foreground, then
      // finish setting up, pump all our messages, and sleep for a little while
      // to let messages finish bouncing around the system, then we put
      // ourselves at the top of the z order, then grab the foreground again,
      // Who knows if it helps, but it probably doesn't hurt
      SetForegroundWindow (mainwindow);

      while (PeekMessage (&msg, NULL, 0, 0, PM_REMOVE))
      {
            TranslateMessage (&msg);
            DispatchMessage (&msg);
      }

      Sleep (100);

      SetWindowPos (mainwindow, HWND_TOP, 0, 0, 0, 0, SWP_DRAWFRAME | SWP_NOMOVE | SWP_NOSIZE | SWP_SHOWWINDOW | SWP_NOCOPYBITS);

      SetForegroundWindow (mainwindow);

      // fix the leftover Alt from any Alt-Tab or the like that switched us away
      ClearAllStates ();

// COMMANDLINEOPTION: Windows WGL: -novideosync disables WGL_EXT_swap_control
      GL_CheckExtension("WGL_EXT_swap_control", wglswapintervalfuncs, "-novideosync", false);

      GL_Init ();

      //vid_menudrawfn = VID_MenuDraw;
      //vid_menukeyfn = VID_MenuKey;
      vid_usingmouse = false;
      vid_usinghidecursor = false;
      vid_usingvsync = false;
      vid_reallyhidden = vid_hidden = false;
      vid_initialized = true;

      IN_StartupMouse ();

      if (qwglSwapIntervalEXT)
      {
            vid_usevsync = vid_vsync.integer != 0;
            vid_usingvsync = vid_vsync.integer != 0;
            qwglSwapIntervalEXT (vid_usevsync);
      }

      return true;
}

#ifdef SUPPORTD3D
static D3DADAPTER_IDENTIFIER9 d3d9adapteridentifier;

extern cvar_t gl_info_extensions;
extern cvar_t gl_info_vendor;
extern cvar_t gl_info_renderer;
extern cvar_t gl_info_version;
extern cvar_t gl_info_platform;
extern cvar_t gl_info_driver;
qboolean VID_InitModeDX(viddef_mode_t *mode, int version)
{
      int deviceindex;
      RECT rect;
      MSG msg;
      DWORD WindowStyle, ExWindowStyle;
      int CenterX, CenterY;
      int bpp = mode->bitsperpixel;
      int width = mode->width;
      int height = mode->height;
      int refreshrate = (int)floor(mode->refreshrate+0.5);
//    int stereobuffer = mode->stereobuffer;
      int samples = mode->samples;
      int fullscreen = mode->fullscreen;
      int numdevices;

      if (vid_initialized)
            Sys_Error("VID_InitMode called when video is already initialised");

      vid_isfullscreen = fullscreen != 0;
      if (fullscreen)
      {
            WindowStyle = WS_POPUP;
            ExWindowStyle = WS_EX_TOPMOST;
      }
      else
      {
            WindowStyle = WS_OVERLAPPED | WS_BORDER | WS_CAPTION | WS_SYSMENU | WS_MINIMIZEBOX;
            ExWindowStyle = 0;
      }

      rect.top = 0;
      rect.left = 0;
      rect.right = width;
      rect.bottom = height;
      AdjustWindowRectEx(&rect, WindowStyle, false, 0);

      if (fullscreen)
      {
            CenterX = 0;
            CenterY = 0;
      }
      else
      {
            CenterX = (GetSystemMetrics(SM_CXSCREEN) - (rect.right - rect.left)) / 2;
            CenterY = (GetSystemMetrics(SM_CYSCREEN) - (rect.bottom - rect.top)) / 2;
      }
      CenterX = max(0, CenterX);
      CenterY = max(0, CenterY);

      // x and y may be changed by WM_MOVE messages
      window_x = CenterX;
      window_y = CenterY;
      rect.left += CenterX;
      rect.right += CenterX;
      rect.top += CenterY;
      rect.bottom += CenterY;

      gl_extensions = "";
      gl_platformextensions = "";

      mainwindow = CreateWindowEx (ExWindowStyle, "DarkPlacesWindowClass", gamename, WindowStyle, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top, NULL, NULL, global_hInstance, NULL);
      if (!mainwindow)
      {
            Con_Printf("CreateWindowEx(%d, %s, %s, %d, %d, %d, %d, %d, %p, %p, %p, %p) failed\n", (int)ExWindowStyle, "DarkPlacesWindowClass", gamename, (int)WindowStyle, (int)(rect.left), (int)(rect.top), (int)(rect.right - rect.left), (int)(rect.bottom - rect.top), (void *)NULL, (void *)NULL, global_hInstance, (void *)NULL);
            VID_Shutdown();
            return false;
      }

      baseDC = GetDC(mainwindow);

      vid_d3d9 = Direct3DCreate9(D3D_SDK_VERSION);
      if (!vid_d3d9)
            Sys_Error("VID_InitMode: Direct3DCreate9 failed");

      numdevices = IDirect3D9_GetAdapterCount(vid_d3d9);
      vid_d3d9dev = NULL;
      memset(&d3d9adapteridentifier, 0, sizeof(d3d9adapteridentifier));
      for (deviceindex = 0;deviceindex < numdevices && !vid_d3d9dev;deviceindex++)
      {
            memset(&vid_d3dpresentparameters, 0, sizeof(vid_d3dpresentparameters));
//          vid_d3dpresentparameters.Flags = D3DPRESENTFLAG_DISCARD_DEPTHSTENCIL;
            vid_d3dpresentparameters.Flags = 0;
            vid_d3dpresentparameters.SwapEffect = D3DSWAPEFFECT_DISCARD;
            vid_d3dpresentparameters.hDeviceWindow = mainwindow;
            vid_d3dpresentparameters.BackBufferWidth = width;
            vid_d3dpresentparameters.BackBufferHeight = height;
            vid_d3dpresentparameters.MultiSampleType = samples > 1 ? (D3DMULTISAMPLE_TYPE)samples : D3DMULTISAMPLE_NONE;
            vid_d3dpresentparameters.BackBufferCount = fullscreen ? (vid_dx9_triplebuffer.integer ? 3 : 2) : 1;
            vid_d3dpresentparameters.FullScreen_RefreshRateInHz = fullscreen ? refreshrate : 0;
            vid_d3dpresentparameters.Windowed = !fullscreen;
            vid_d3dpresentparameters.EnableAutoDepthStencil = true;
            vid_d3dpresentparameters.AutoDepthStencilFormat = bpp > 16 ? D3DFMT_D24S8 : D3DFMT_D16;
            vid_d3dpresentparameters.BackBufferFormat = fullscreen?D3DFMT_X8R8G8B8:D3DFMT_UNKNOWN;
            vid_d3dpresentparameters.PresentationInterval = vid_vsync.integer ? D3DPRESENT_INTERVAL_ONE : D3DPRESENT_INTERVAL_IMMEDIATE;

            memset(&d3d9adapteridentifier, 0, sizeof(d3d9adapteridentifier));
            IDirect3D9_GetAdapterIdentifier(vid_d3d9, deviceindex, 0, &d3d9adapteridentifier);

            IDirect3D9_CreateDevice(vid_d3d9, deviceindex, vid_dx9_hal.integer ? D3DDEVTYPE_HAL : D3DDEVTYPE_REF, mainwindow, vid_dx9_softvertex.integer ? D3DCREATE_SOFTWARE_VERTEXPROCESSING : D3DCREATE_HARDWARE_VERTEXPROCESSING, &vid_d3dpresentparameters, &vid_d3d9dev);
      }

      if (!vid_d3d9dev)
      {
            VID_Shutdown();
            return false;
      }

      IDirect3DDevice9_GetDeviceCaps(vid_d3d9dev, &vid_d3d9caps);

      Con_Printf("Using D3D9 device: %s\n", d3d9adapteridentifier.Description);
      gl_extensions = "";
      gl_platform = "D3D9";
      gl_platformextensions = "";

      ShowWindow (mainwindow, SW_SHOWDEFAULT);
      UpdateWindow (mainwindow);

      // now we try to make sure we get the focus on the mode switch, because
      // sometimes in some systems we don't.  We grab the foreground, then
      // finish setting up, pump all our messages, and sleep for a little while
      // to let messages finish bouncing around the system, then we put
      // ourselves at the top of the z order, then grab the foreground again,
      // Who knows if it helps, but it probably doesn't hurt
      SetForegroundWindow (mainwindow);

      while (PeekMessage (&msg, NULL, 0, 0, PM_REMOVE))
      {
            TranslateMessage (&msg);
            DispatchMessage (&msg);
      }

      Sleep (100);

      SetWindowPos (mainwindow, HWND_TOP, 0, 0, 0, 0, SWP_DRAWFRAME | SWP_NOMOVE | SWP_NOSIZE | SWP_SHOWWINDOW | SWP_NOCOPYBITS);

      SetForegroundWindow (mainwindow);

      // fix the leftover Alt from any Alt-Tab or the like that switched us away
      ClearAllStates ();

      gl_renderer = d3d9adapteridentifier.Description;
      gl_vendor = d3d9adapteridentifier.Driver;
      gl_version = "";
      gl_extensions = "";

      Con_Printf("D3D9 adapter info:\n");
      Con_Printf("Description: %s\n", d3d9adapteridentifier.Description);
      Con_Printf("DeviceId: %x\n", (unsigned int)d3d9adapteridentifier.DeviceId);
      Con_Printf("DeviceName: %p\n", d3d9adapteridentifier.DeviceName);
      Con_Printf("Driver: %s\n", d3d9adapteridentifier.Driver);
      Con_Printf("DriverVersion: %08x%08x\n", (unsigned int)d3d9adapteridentifier.DriverVersion.u.HighPart, (unsigned int)d3d9adapteridentifier.DriverVersion.u.LowPart);
      Con_DPrintf("GL_EXTENSIONS: %s\n", gl_extensions);
      Con_DPrintf("%s_EXTENSIONS: %s\n", gl_platform, gl_platformextensions);

      // clear the extension flags
      memset(&vid.support, 0, sizeof(vid.support));
      Cvar_SetQuick(&gl_info_extensions, "");

      // D3D9 requires BGRA
      vid.forcetextype = TEXTYPE_BGRA;

      vid.forcevbo = false;
      vid.support.arb_depth_texture = true;
      vid.support.arb_draw_buffers = vid_d3d9caps.NumSimultaneousRTs > 1;
      vid.support.arb_occlusion_query = true; // can't find a cap for this
      vid.support.arb_shadow = true;
      vid.support.arb_texture_compression = true;
      vid.support.arb_texture_cube_map = true;
      vid.support.arb_texture_non_power_of_two = (vid_d3d9caps.TextureCaps & D3DPTEXTURECAPS_POW2) == 0;
      vid.support.arb_vertex_buffer_object = true;
      vid.support.ext_blend_subtract = true;
      vid.support.ext_draw_range_elements = true;
      vid.support.ext_framebuffer_object = true;
      vid.support.ext_texture_3d = true;
      vid.support.ext_texture_compression_s3tc = true;
      vid.support.ext_texture_filter_anisotropic = true;
      vid.support.ati_separate_stencil = (vid_d3d9caps.StencilCaps & D3DSTENCILCAPS_TWOSIDED) != 0;
      vid.support.ext_texture_srgb = false; // FIXME use D3DSAMP_SRGBTEXTURE if CheckDeviceFormat agrees

      vid.maxtexturesize_2d = min(vid_d3d9caps.MaxTextureWidth, vid_d3d9caps.MaxTextureHeight);
      vid.maxtexturesize_3d = vid_d3d9caps.MaxVolumeExtent;
      vid.maxtexturesize_cubemap = vid.maxtexturesize_2d;
      vid.texunits = 4;
      vid.teximageunits = vid_d3d9caps.MaxSimultaneousTextures;
      vid.texarrayunits = 8; // can't find a caps field for this?
      vid.max_anisotropy = vid_d3d9caps.MaxAnisotropy;
      vid.maxdrawbuffers = vid_d3d9caps.NumSimultaneousRTs;

      vid.texunits = bound(4, vid.texunits, MAX_TEXTUREUNITS);
      vid.teximageunits = bound(16, vid.teximageunits, MAX_TEXTUREUNITS);
      vid.texarrayunits = bound(8, vid.texarrayunits, MAX_TEXTUREUNITS);
      Con_DPrintf("Using D3D9.0 rendering path - %i texture matrix, %i texture images, %i texcoords, shadowmapping supported%s\n", vid.texunits, vid.teximageunits, vid.texarrayunits, vid.maxdrawbuffers > 1 ? ", MRT detected (allows prepass deferred lighting)" : "");
      vid.renderpath = RENDERPATH_D3D9;
      vid.sRGBcapable2D = false;
      vid.sRGBcapable3D = true;
      vid.useinterleavedarrays = true;

      Cvar_SetQuick(&gl_info_vendor, gl_vendor);
      Cvar_SetQuick(&gl_info_renderer, gl_renderer);
      Cvar_SetQuick(&gl_info_version, gl_version);
      Cvar_SetQuick(&gl_info_platform, gl_platform ? gl_platform : "");
      Cvar_SetQuick(&gl_info_driver, gl_driver);

      // LordHavoc: report supported extensions
      Con_DPrintf("\nQuakeC extensions for server and client: %s\nQuakeC extensions for menu: %s\n", vm_sv_extensions, vm_m_extensions );

      // clear to black (loading plaque will be seen over this)
      IDirect3DDevice9_Clear(vid_d3d9dev, 0, NULL, D3DCLEAR_TARGET, D3DCOLOR_XRGB(0, 0, 0), 1.0f, 0);
      IDirect3DDevice9_BeginScene(vid_d3d9dev);
      IDirect3DDevice9_EndScene(vid_d3d9dev);
      IDirect3DDevice9_Present(vid_d3d9dev, NULL, NULL, NULL, NULL);
      // because the only time we end/begin scene is in VID_Finish, we'd better start a scene now...
      IDirect3DDevice9_BeginScene(vid_d3d9dev);
      vid_begunscene = true;

      //vid_menudrawfn = VID_MenuDraw;
      //vid_menukeyfn = VID_MenuKey;
      vid_usingmouse = false;
      vid_usinghidecursor = false;
      vid_usingvsync = false;
      vid_hidden = vid_reallyhidden = false;
      vid_initialized = true;

      IN_StartupMouse ();

      return true;
}
#endif

qboolean VID_InitModeSOFT(viddef_mode_t *mode)
{
      int i;
      HDC hdc;
      RECT rect;
      MSG msg;
      int pixelformat, newpixelformat;
      DWORD WindowStyle, ExWindowStyle;
      int CenterX, CenterY;
      int depth;
      DEVMODE thismode;
      qboolean foundmode, foundgoodmode;
      int bpp = mode->bitsperpixel;
      int width = mode->width;
      int height = mode->height;
      int refreshrate = (int)floor(mode->refreshrate+0.5);
      int fullscreen = mode->fullscreen;

      if (vid_initialized)
            Sys_Error("VID_InitMode called when video is already initialised");

      memset(&gdevmode, 0, sizeof(gdevmode));

      vid_isfullscreen = false;
      if (fullscreen)
      {
            if(vid_forcerefreshrate.integer)
            {
                  foundmode = true;
                  gdevmode.dmFields = DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT;
                  gdevmode.dmBitsPerPel = bpp;
                  gdevmode.dmPelsWidth = width;
                  gdevmode.dmPelsHeight = height;
                  gdevmode.dmSize = sizeof (gdevmode);
                  if(refreshrate)
                  {
                        gdevmode.dmFields |= DM_DISPLAYFREQUENCY;
                        gdevmode.dmDisplayFrequency = refreshrate;
                  }
            }
            else
            {
                  if(refreshrate == 0)
                        refreshrate = initialdevmode.dmDisplayFrequency; // default vid_refreshrate to the rate of the desktop

                  foundmode = false;
                  foundgoodmode = false;

                  thismode.dmSize = sizeof(thismode);
                  thismode.dmDriverExtra = 0;
                  for(i = 0; EnumDisplaySettings(NULL, i, &thismode); ++i)
                  {
                        if(~thismode.dmFields & (DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT | DM_DISPLAYFREQUENCY))
                        {
                              Con_DPrintf("enumerating modes yielded a bogus item... please debug this\n");
                              continue;
                        }
                        if(developer_extra.integer)
                              Con_DPrintf("Found mode %dx%dx%dbpp %dHz... ", (int)thismode.dmPelsWidth, (int)thismode.dmPelsHeight, (int)thismode.dmBitsPerPel, (int)thismode.dmDisplayFrequency);
                        if(thismode.dmBitsPerPel != (DWORD)bpp)
                        {
                              if(developer_extra.integer)
                                    Con_DPrintf("wrong bpp\n");
                              continue;
                        }
                        if(thismode.dmPelsWidth != (DWORD)width)
                        {
                              if(developer_extra.integer)
                                    Con_DPrintf("wrong width\n");
                              continue;
                        }
                        if(thismode.dmPelsHeight != (DWORD)height)
                        {
                              if(developer_extra.integer)
                                    Con_DPrintf("wrong height\n");
                              continue;
                        }

                        if(foundgoodmode)
                        {
                              // if we have a good mode, make sure this mode is better than the previous one, and allowed by the refreshrate
                              if(thismode.dmDisplayFrequency > (DWORD)refreshrate)
                              {
                                    if(developer_extra.integer)
                                          Con_DPrintf("too high refresh rate\n");
                                    continue;
                              }
                              else if(thismode.dmDisplayFrequency <= gdevmode.dmDisplayFrequency)
                              {
                                    if(developer_extra.integer)
                                          Con_DPrintf("doesn't beat previous best match (too low)\n");
                                    continue;
                              }
                        }
                        else if(foundmode)
                        {
                              // we do have one, but it isn't good... make sure it has a lower frequency than the previous one
                              if(thismode.dmDisplayFrequency >= gdevmode.dmDisplayFrequency)
                              {
                                    if(developer_extra.integer)
                                          Con_DPrintf("doesn't beat previous best match (too high)\n");
                                    continue;
                              }
                        }
                        // otherwise, take anything

                        memcpy(&gdevmode, &thismode, sizeof(gdevmode));
                        if(thismode.dmDisplayFrequency <= (DWORD)refreshrate)
                              foundgoodmode = true;
                        else
                        {
                              if(developer_extra.integer)
                                    Con_DPrintf("(out of range)\n");
                        }
                        foundmode = true;
                        if(developer_extra.integer)
                              Con_DPrintf("accepted\n");
                  }
            }

            if (!foundmode)
            {
                  VID_Shutdown();
                  Con_Printf("Unable to find the requested mode %dx%dx%dbpp\n", width, height, bpp);
                  return false;
            }
            else if(ChangeDisplaySettings (&gdevmode, CDS_FULLSCREEN) != DISP_CHANGE_SUCCESSFUL)
            {
                  VID_Shutdown();
                  Con_Printf("Unable to change to requested mode %dx%dx%dbpp\n", width, height, bpp);
                  return false;
            }

            vid_isfullscreen = true;
            WindowStyle = WS_POPUP;
            ExWindowStyle = WS_EX_TOPMOST;
      }
      else
      {
            hdc = GetDC (NULL);
            i = GetDeviceCaps(hdc, RASTERCAPS);
            depth = GetDeviceCaps(hdc, PLANES) * GetDeviceCaps(hdc, BITSPIXEL);
            ReleaseDC (NULL, hdc);
            if (i & RC_PALETTE)
            {
                  VID_Shutdown();
                  Con_Print("Can't run in non-RGB mode\n");
                  return false;
            }
            if (bpp > depth)
            {
                  VID_Shutdown();
                  Con_Print("A higher desktop depth is required to run this video mode\n");
                  return false;
            }

            WindowStyle = WS_OVERLAPPED | WS_BORDER | WS_CAPTION | WS_SYSMENU | WS_MINIMIZEBOX;
            ExWindowStyle = 0;
      }

      rect.top = 0;
      rect.left = 0;
      rect.right = width;
      rect.bottom = height;
      AdjustWindowRectEx(&rect, WindowStyle, false, 0);

      if (fullscreen)
      {
            CenterX = 0;
            CenterY = 0;
      }
      else
      {
            CenterX = (GetSystemMetrics(SM_CXSCREEN) - (rect.right - rect.left)) / 2;
            CenterY = (GetSystemMetrics(SM_CYSCREEN) - (rect.bottom - rect.top)) / 2;
      }
      CenterX = max(0, CenterX);
      CenterY = max(0, CenterY);

      // x and y may be changed by WM_MOVE messages
      window_x = CenterX;
      window_y = CenterY;
      rect.left += CenterX;
      rect.right += CenterX;
      rect.top += CenterY;
      rect.bottom += CenterY;

      pixelformat = 0;
      newpixelformat = 0;
      gl_extensions = "";
      gl_platformextensions = "";

      mainwindow = CreateWindowEx (ExWindowStyle, "DarkPlacesWindowClass", gamename, WindowStyle, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top, NULL, NULL, global_hInstance, NULL);
      if (!mainwindow)
      {
            Con_Printf("CreateWindowEx(%d, %s, %s, %d, %d, %d, %d, %d, %p, %p, %p, %p) failed\n", (int)ExWindowStyle, "DarkPlacesWindowClass", gamename, (int)WindowStyle, (int)(rect.left), (int)(rect.top), (int)(rect.right - rect.left), (int)(rect.bottom - rect.top), (void *)NULL, (void *)NULL, (void *)global_hInstance, (void *)NULL);
            VID_Shutdown();
            return false;
      }

      baseDC = GetDC(mainwindow);
      vid.softpixels = NULL;
      memset(&vid_softbmi, 0, sizeof(vid_softbmi));
      vid_softbmi.bmiHeader.biSize = sizeof(vid_softbmi.bmiHeader);
      vid_softbmi.bmiHeader.biWidth = width;
      vid_softbmi.bmiHeader.biHeight = -height; // negative to make a top-down bitmap
      vid_softbmi.bmiHeader.biPlanes = 1;
      vid_softbmi.bmiHeader.biBitCount = 32;
      vid_softbmi.bmiHeader.biCompression = BI_RGB;
      vid_softbmi.bmiHeader.biSizeImage = width*height*4;
      vid_softbmi.bmiHeader.biClrUsed = 256;
      vid_softbmi.bmiHeader.biClrImportant = 256;
      vid_softdibhandle = CreateDIBSection(baseDC, &vid_softbmi, DIB_RGB_COLORS, (void **)&vid.softpixels, NULL, 0);
      if (!vid_softdibhandle)
      {
            Con_Printf("CreateDIBSection failed\n");
            VID_Shutdown();
            return false;
      }

      vid_softhdc = CreateCompatibleDC(baseDC);
      vid_softhdc_backup = SelectObject(vid_softhdc, vid_softdibhandle);
      if (!vid_softhdc_backup)
      {
            Con_Printf("SelectObject failed\n");
            VID_Shutdown();
            return false;
      }
//    ReleaseDC(mainwindow, baseDC);
//    baseDC = NULL;

      vid.softdepthpixels = (unsigned int *)calloc(1, mode->width * mode->height * 4);
      if (DPSOFTRAST_Init(mode->width, mode->height, vid_soft_threads.integer, vid_soft_interlace.integer, (unsigned int *)vid.softpixels, (unsigned int *)vid.softdepthpixels) < 0)
      {
            Con_Printf("Failed to initialize software rasterizer\n");
            VID_Shutdown();
            return false;
      }

      VID_Soft_SharedSetup();

      ShowWindow (mainwindow, SW_SHOWDEFAULT);
      UpdateWindow (mainwindow);

      // now we try to make sure we get the focus on the mode switch, because
      // sometimes in some systems we don't.  We grab the foreground, then
      // finish setting up, pump all our messages, and sleep for a little while
      // to let messages finish bouncing around the system, then we put
      // ourselves at the top of the z order, then grab the foreground again,
      // Who knows if it helps, but it probably doesn't hurt
      SetForegroundWindow (mainwindow);

      while (PeekMessage (&msg, NULL, 0, 0, PM_REMOVE))
      {
            TranslateMessage (&msg);
            DispatchMessage (&msg);
      }

      Sleep (100);

      SetWindowPos (mainwindow, HWND_TOP, 0, 0, 0, 0, SWP_DRAWFRAME | SWP_NOMOVE | SWP_NOSIZE | SWP_SHOWWINDOW | SWP_NOCOPYBITS);

      SetForegroundWindow (mainwindow);

      // fix the leftover Alt from any Alt-Tab or the like that switched us away
      ClearAllStates ();

      //vid_menudrawfn = VID_MenuDraw;
      //vid_menukeyfn = VID_MenuKey;
      vid_usingmouse = false;
      vid_usinghidecursor = false;
      vid_usingvsync = false;
      vid_reallyhidden = vid_hidden = false;
      vid_initialized = true;

      IN_StartupMouse ();

      return true;
}

qboolean VID_InitMode(viddef_mode_t *mode)
{
#ifdef SSE_POSSIBLE
      if (vid_soft.integer)
            return VID_InitModeSOFT(mode);
#endif
#ifdef SUPPORTD3D
//    if (vid_dx11.integer)
//          return VID_InitModeDX(mode, 11);
//    if (vid_dx10.integer)
//          return VID_InitModeDX(mode, 10);
      if (vid_dx9.integer)
            return VID_InitModeDX(mode, 9);
#endif
      return VID_InitModeGL(mode);
}


static void IN_Shutdown(void);
void VID_Shutdown (void)
{
      qboolean isgl;
      if(vid_initialized == false)
            return;

      VID_EnableJoystick(false);
      VID_SetMouse(false, false, false);
      VID_RestoreSystemGamma();

      vid_initialized = false;
      isgl = gldll != NULL;
      IN_Shutdown();
      gl_driver[0] = 0;
      gl_extensions = "";
      gl_platform = "";
      gl_platformextensions = "";
      if (vid_softhdc)
      {
            SelectObject(vid_softhdc, vid_softhdc_backup);
            ReleaseDC(mainwindow, vid_softhdc);
      }
      vid_softhdc = NULL;
      vid_softhdc_backup = NULL;
      if (vid_softdibhandle)
            DeleteObject(vid_softdibhandle);
      vid_softdibhandle = NULL;
      vid.softpixels = NULL;
      if (vid.softdepthpixels)
            free(vid.softdepthpixels);
      vid.softdepthpixels = NULL;
#ifdef SUPPORTD3D
      if (vid_d3d9dev)
      {
            if (vid_begunscene)
                  IDirect3DDevice9_EndScene(vid_d3d9dev);
            vid_begunscene = false;
//          Cmd_ExecuteString("r_texturestats", src_command);
//          Cmd_ExecuteString("memlist", src_command);
            IDirect3DDevice9_Release(vid_d3d9dev);
      }
      vid_d3d9dev = NULL;
      if (vid_d3d9)
            IDirect3D9_Release(vid_d3d9);
      vid_d3d9 = NULL;
#endif
      if (qwglMakeCurrent)
            qwglMakeCurrent(NULL, NULL);
      qwglMakeCurrent = NULL;
      if (baseRC && qwglDeleteContext)
            qwglDeleteContext(baseRC);
      qwglDeleteContext = NULL;
      // close the library before we get rid of the window
      GL_CloseLibrary();
      if (baseDC && mainwindow)
            ReleaseDC(mainwindow, baseDC);
      baseDC = NULL;
      AppActivate(false, false);
      if (mainwindow)
            DestroyWindow(mainwindow);
      mainwindow = 0;
      if (vid_isfullscreen && isgl)
            ChangeDisplaySettings (NULL, 0);
      vid_isfullscreen = false;
}

void VID_SetMouse(qboolean fullscreengrab, qboolean relative, qboolean hidecursor)
{
      static qboolean restore_spi;
      static int originalmouseparms[3];

      if (!mouseinitialized)
            return;

      if (relative)
      {
            if (!vid_usingmouse)
            {
                  vid_usingmouse = true;
                  cl_ignoremousemoves = 2;
#ifdef SUPPORTDIRECTX
                  if (dinput && g_pMouse)
                  {
                        IDirectInputDevice_Acquire(g_pMouse);
                        dinput_acquired = true;
                  }
                  else
#endif
                  {
                        RECT window_rect;
                        window_rect.left = window_x;
                        window_rect.top = window_y;
                        window_rect.right = window_x + vid.width;
                        window_rect.bottom = window_y + vid.height;

                        // change mouse settings to turn off acceleration
// COMMANDLINEOPTION: Windows GDI Input: -noforcemparms disables setting of mouse parameters (not used with -dinput, windows only)
                        if (!COM_CheckParm ("-noforcemparms") && SystemParametersInfo (SPI_GETMOUSE, 0, originalmouseparms, 0))
                        {
                              int newmouseparms[3];
                              newmouseparms[0] = 0; // threshold to double movement (only if accel level is >= 1)
                              newmouseparms[1] = 0; // threshold to quadruple movement (only if accel level is >= 2)
                              newmouseparms[2] = 0; // maximum level of acceleration (0 = off)
                              restore_spi = SystemParametersInfo (SPI_SETMOUSE, 0, newmouseparms, 0) != FALSE;
                        }
                        else
                              restore_spi = false;
                        SetCursorPos ((window_x + vid.width / 2), (window_y + vid.height / 2));

                        SetCapture (mainwindow);
                        ClipCursor (&window_rect);
                  }
            }
      }
      else
      {
            if (vid_usingmouse)
            {
                  vid_usingmouse = false;
                  cl_ignoremousemoves = 2;
#ifdef SUPPORTDIRECTX
                  if (dinput_acquired)
                  {
                        IDirectInputDevice_Unacquire(g_pMouse);
                        dinput_acquired = false;
                  }
                  else
#endif
                  {
                        // restore system mouseparms if we changed them
                        if (restore_spi)
                              SystemParametersInfo (SPI_SETMOUSE, 0, originalmouseparms, 0);
                        restore_spi = false;
                        ClipCursor (NULL);
                        ReleaseCapture ();
                  }
            }
      }

      if (vid_usinghidecursor != hidecursor)
      {
            vid_usinghidecursor = hidecursor;
            ShowCursor (!hidecursor);
      }
}

void VID_BuildJoyState(vid_joystate_t *joystate)
{
      VID_Shared_BuildJoyState_Begin(joystate);
      VID_Shared_BuildJoyState_Finish(joystate);
}

void VID_EnableJoystick(qboolean enable)
{
      int index = joy_enable.integer > 0 ? joy_index.integer : -1;
      qboolean success = false;
      int sharedcount = 0;
      sharedcount = VID_Shared_SetJoystick(index);
      if (index >= 0 && index < sharedcount)
            success = true;

      // update cvar containing count of XInput joysticks
      if (joy_detected.integer != sharedcount)
            Cvar_SetValueQuick(&joy_detected, sharedcount);

      if (joy_active.integer != (success ? 1 : 0))
            Cvar_SetValueQuick(&joy_active, success ? 1 : 0);
}

#ifdef SUPPORTDIRECTX
/*
===========
IN_InitDInput
===========
*/
static qboolean IN_InitDInput (void)
{
    HRESULT       hr;
      DIPROPDWORD dipdw = {
            {
                  sizeof(DIPROPDWORD),        // diph.dwSize
                  sizeof(DIPROPHEADER),       // diph.dwHeaderSize
                  0,                          // diph.dwObj
                  DIPH_DEVICE,                // diph.dwHow
            },
            DINPUT_BUFFERSIZE,              // dwData
      };

      if (!hInstDI)
      {
            hInstDI = LoadLibrary("dinput.dll");

            if (hInstDI == NULL)
            {
                  Con_Print("Couldn't load dinput.dll\n");
                  return false;
            }
      }

      if (!pDirectInputCreate)
      {
            pDirectInputCreate = (HRESULT (__stdcall *)(HINSTANCE,DWORD,LPDIRECTINPUT *,LPUNKNOWN))GetProcAddress(hInstDI,"DirectInputCreateA");

            if (!pDirectInputCreate)
            {
                  Con_Print("Couldn't get DI proc addr\n");
                  return false;
            }
      }

// register with DirectInput and get an IDirectInput to play with.
      hr = iDirectInputCreate(global_hInstance, DIRECTINPUT_VERSION, &g_pdi, NULL);

      if (FAILED(hr))
      {
            return false;
      }

// obtain an interface to the system mouse device.
#ifdef __cplusplus
      hr = IDirectInput_CreateDevice(g_pdi, GUID_SysMouse, &g_pMouse, NULL);
#else
      hr = IDirectInput_CreateDevice(g_pdi, &GUID_SysMouse, &g_pMouse, NULL);
#endif

      if (FAILED(hr))
      {
            Con_Print("Couldn't open DI mouse device\n");
            return false;
      }

// set the data format to "mouse format".
      hr = IDirectInputDevice_SetDataFormat(g_pMouse, &c_dfDIMouse);

      if (FAILED(hr))
      {
            Con_Print("Couldn't set DI mouse format\n");
            return false;
      }

// set the cooperativity level.
      hr = IDirectInputDevice_SetCooperativeLevel(g_pMouse, mainwindow,
                  DISCL_EXCLUSIVE | DISCL_FOREGROUND);

      if (FAILED(hr))
      {
            Con_Print("Couldn't set DI coop level\n");
            return false;
      }


// set the buffer size to DINPUT_BUFFERSIZE elements.
// the buffer size is a DWORD property associated with the device
      hr = IDirectInputDevice_SetProperty(g_pMouse, DIPROP_BUFFERSIZE, &dipdw.diph);

      if (FAILED(hr))
      {
            Con_Print("Couldn't set DI buffersize\n");
            return false;
      }

      return true;
}
#endif


/*
===========
IN_StartupMouse
===========
*/
static void IN_StartupMouse (void)
{
      if (COM_CheckParm ("-nomouse"))
            return;

      mouseinitialized = true;

#ifdef SUPPORTDIRECTX
// COMMANDLINEOPTION: Windows Input: -dinput enables DirectInput for mouse input
      if (COM_CheckParm ("-dinput"))
            dinput = IN_InitDInput ();

      if (dinput)
            Con_Print("DirectInput initialized\n");
      else
            Con_Print("DirectInput not initialized\n");
#endif

      mouse_buttons = 10;
}


/*
===========
IN_MouseMove
===========
*/
static void IN_MouseMove (void)
{
      POINT current_pos;

      GetCursorPos (&current_pos);
      in_windowmouse_x = current_pos.x - window_x;
      in_windowmouse_y = current_pos.y - window_y;

      if (!vid_usingmouse)
            return;

#ifdef SUPPORTDIRECTX
      if (dinput_acquired)
      {
            int i;
            DIDEVICEOBJECTDATA      od;
            DWORD                   dwElements;
            HRESULT                       hr;

            for (;;)
            {
                  dwElements = 1;

                  hr = IDirectInputDevice_GetDeviceData(g_pMouse,
                              sizeof(DIDEVICEOBJECTDATA), &od, &dwElements, 0);

                  if ((hr == DIERR_INPUTLOST) || (hr == DIERR_NOTACQUIRED))
                  {
                        IDirectInputDevice_Acquire(g_pMouse);
                        break;
                  }

                  /* Unable to read data or no data available */
                  if (FAILED(hr) || dwElements == 0)
                        break;

                  /* Look at the element to see what happened */

                  if ((int)od.dwOfs == DIMOFS_X)
                        in_mouse_x += (LONG) od.dwData;
                  if ((int)od.dwOfs == DIMOFS_Y)
                        in_mouse_y += (LONG) od.dwData;
                  if ((int)od.dwOfs == DIMOFS_Z)
                  {
                        if((LONG)od.dwData < 0)
                        {
                              Key_Event(K_MWHEELDOWN, 0, true);
                              Key_Event(K_MWHEELDOWN, 0, false);
                        }
                        else if((LONG)od.dwData > 0)
                        {
                              Key_Event(K_MWHEELUP, 0, true);
                              Key_Event(K_MWHEELUP, 0, false);
                        }
                  }
                  if ((int)od.dwOfs == DIMOFS_BUTTON0)
                        mstate_di = (mstate_di & ~1) | ((od.dwData & 0x80) >> 7);
                  if ((int)od.dwOfs == DIMOFS_BUTTON1)
                        mstate_di = (mstate_di & ~2) | ((od.dwData & 0x80) >> 6);
                  if ((int)od.dwOfs == DIMOFS_BUTTON2)
                        mstate_di = (mstate_di & ~4) | ((od.dwData & 0x80) >> 5);
                  if ((int)od.dwOfs == DIMOFS_BUTTON3)
                        mstate_di = (mstate_di & ~8) | ((od.dwData & 0x80) >> 4);
            }

            // perform button actions
            for (i=0 ; i<mouse_buttons && i < 16 ; i++)
                  if ((mstate_di ^ mouse_oldbuttonstate) & (1<<i))
                        Key_Event (buttonremap[i], 0, (mstate_di & (1<<i)) != 0);
            mouse_oldbuttonstate = mstate_di;
      }
      else
#endif
      {
            in_mouse_x += in_windowmouse_x - (int)(vid.width / 2);
            in_mouse_y += in_windowmouse_y - (int)(vid.height / 2);

            // if the mouse has moved, force it to the center, so there's room to move
            if (in_mouse_x || in_mouse_y)
                  SetCursorPos ((window_x + vid.width / 2), (window_y + vid.height / 2));
      }
}


/*
===========
IN_Move
===========
*/
void IN_Move (void)
{
      vid_joystate_t joystate;
      if (vid_activewindow && !vid_reallyhidden)
            IN_MouseMove ();
      VID_EnableJoystick(true);
      VID_BuildJoyState(&joystate);
      VID_ApplyJoyState(&joystate);
}


static void IN_Init(void)
{
      uiWheelMessage = RegisterWindowMessage ( "MSWHEEL_ROLLMSG" );
      Cvar_RegisterVariable (&vid_forcerefreshrate);
}

static void IN_Shutdown(void)
{
#ifdef SUPPORTDIRECTX
      if (g_pMouse)
            IDirectInputDevice_Release(g_pMouse);
      g_pMouse = NULL;

      if (g_pdi)
            IDirectInput_Release(g_pdi);
      g_pdi = NULL;
#endif
}

size_t VID_ListModes(vid_mode_t *modes, size_t maxcount)
{
      int i;
      size_t k;
      DEVMODE thismode;

      thismode.dmSize = sizeof(thismode);
      thismode.dmDriverExtra = 0;
      k = 0;
      for(i = 0; EnumDisplaySettings(NULL, i, &thismode); ++i)
      {
            if(~thismode.dmFields & (DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT | DM_DISPLAYFREQUENCY))
            {
                  Con_DPrintf("enumerating modes yielded a bogus item... please debug this\n");
                  continue;
            }
            if(k >= maxcount)
                  break;
            modes[k].width = thismode.dmPelsWidth;
            modes[k].height = thismode.dmPelsHeight;
            modes[k].bpp = thismode.dmBitsPerPel;
            modes[k].refreshrate = thismode.dmDisplayFrequency;
            modes[k].pixelheight_num = 1;
            modes[k].pixelheight_denom = 1; // Win32 apparently does not provide this (FIXME)
            ++k;
      }
      return k;
}

Generated by  Doxygen 1.6.0   Back to index