vid_wgl.c

   1 /*
   2 Copyright (C) 1996-1997 Id Software, Inc.
   3
   4 This program is free software; you can redistribute it and/or
   5 modify it under the terms of the GNU General Public License
   6 as published by the Free Software Foundation; either version 2
   7 of the License, or (at your option) any later version.
   8
   9 This program is distributed in the hope that it will be useful,
  10 but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  12
  13 See the GNU General Public License for more details.
  14
  15 You should have received a copy of the GNU General Public License
  16 along with this program; if not, write to the Free Software
  17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  18
  19 */
  20 // gl_vidnt.c -- NT GL vid component
  21
  22 // we don't need a very new dinput
  23 #define DIRECTINPUT_VERSION 0x0300
  24
  25 #include "quakedef.h"
  26 #include <windows.h>
  27 #include <mmsystem.h>
  28 #ifdef SUPPORTDIRECTX
  29 #include <dsound.h>
  30 #endif
  31 #include "resource.h"
  32 #include <commctrl.h>
  33 #ifdef SUPPORTDIRECTX
  34 #include <dinput.h>
  35 #endif
  36
  37 extern HINSTANCE global_hInstance;
  38
  39
  40 #ifndef WM_MOUSEWHEEL
  41 #define WM_MOUSEWHEEL                   0x020A
  42 #endif
  43
  44 // Tell startup code that we have a client
  45 int cl_available = true;
  46
  47 qboolean vid_supportrefreshrate = true;
  48
  49 static int (WINAPI *qwglChoosePixelFormat)(HDC, CONST PIXELFORMATDESCRIPTOR *);
  50 static int (WINAPI *qwglDescribePixelFormat)(HDC, int, UINT, LPPIXELFORMATDESCRIPTOR);
  51 //static int (WINAPI *qwglGetPixelFormat)(HDC);
  52 static BOOL (WINAPI *qwglSetPixelFormat)(HDC, int, CONST PIXELFORMATDESCRIPTOR *);
  53 static BOOL (WINAPI *qwglSwapBuffers)(HDC);
  54 static HGLRC (WINAPI *qwglCreateContext)(HDC);
  55 static BOOL (WINAPI *qwglDeleteContext)(HGLRC);
  56 static HGLRC (WINAPI *qwglGetCurrentContext)(VOID);
  57 static HDC (WINAPI *qwglGetCurrentDC)(VOID);
  58 static PROC (WINAPI *qwglGetProcAddress)(LPCSTR);
  59 static BOOL (WINAPI *qwglMakeCurrent)(HDC, HGLRC);
  60 static BOOL (WINAPI *qwglSwapIntervalEXT)(int interval);
  61 static const char *(WINAPI *qwglGetExtensionsStringARB)(HDC hdc);
  62 static BOOL (WINAPI *qwglChoosePixelFormatARB)(HDC hdc, const int *piAttribIList, const FLOAT *pfAttribFList, UINT nMaxFormats, int *piFormats, UINT *nNumFormats);
  63 static BOOL (WINAPI *qwglGetPixelFormatAttribivARB)(HDC hdc, int iPixelFormat, int iLayerPlane, UINT nAttributes, const int *piAttributes, int *piValues);
  64
  65 static dllfunction_t wglfuncs[] =
  66 {
  67         {"wglChoosePixelFormat", (void **) &qwglChoosePixelFormat},
  68         {"wglDescribePixelFormat", (void **) &qwglDescribePixelFormat},
  69 //      {"wglGetPixelFormat", (void **) &qwglGetPixelFormat},
  70         {"wglSetPixelFormat", (void **) &qwglSetPixelFormat},
  71         {"wglSwapBuffers", (void **) &qwglSwapBuffers},
  72         {"wglCreateContext", (void **) &qwglCreateContext},
  73         {"wglDeleteContext", (void **) &qwglDeleteContext},
  74         {"wglGetProcAddress", (void **) &qwglGetProcAddress},
  75         {"wglMakeCurrent", (void **) &qwglMakeCurrent},
  76         {"wglGetCurrentContext", (void **) &qwglGetCurrentContext},
  77         {"wglGetCurrentDC", (void **) &qwglGetCurrentDC},
  78         {NULL, NULL}
  79 };
  80
  81 static dllfunction_t wglswapintervalfuncs[] =
  82 {
  83         {"wglSwapIntervalEXT", (void **) &qwglSwapIntervalEXT},
  84         {NULL, NULL}
  85 };
  86
  87 static dllfunction_t wglpixelformatfuncs[] =
  88 {
  89         {"wglChoosePixelFormatARB", (void **) &qwglChoosePixelFormatARB},
  90         {"wglGetPixelFormatAttribivARB", (void **) &qwglGetPixelFormatAttribivARB},
  91         {NULL, NULL}
  92 };
  93
  94 static DEVMODE gdevmode, initialdevmode;
  95 static qboolean vid_initialized = false;
  96 static qboolean vid_wassuspended = false;
  97 static qboolean vid_usingmouse = false;
  98 static qboolean vid_usingvsync = false;
  99 static qboolean vid_usevsync = false;
 100 static HICON hIcon;
 101
 102 // used by cd_win.c and snd_win.c
 103 HWND mainwindow;
 104
 105 static HDC       baseDC;
 106 static HGLRC baseRC;
 107
 108 //HWND WINAPI InitializeWindow (HINSTANCE hInstance, int nCmdShow);
 109
 110 static qboolean vid_isfullscreen;
 111
 112 //void VID_MenuDraw (void);
 113 //void VID_MenuKey (int key);
 114
 115 //LONG WINAPI MainWndProc (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
 116 //void AppActivate(BOOL fActive, BOOL minimize);
 117 //void ClearAllStates (void);
 118 //void VID_UpdateWindowStatus (void);
 119
 120 //====================================
 121
 122 static int window_x, window_y;
 123
 124 static qboolean mouseinitialized;
 125
 126 #ifdef SUPPORTDIRECTX
 127 static qboolean dinput;
 128 #define DINPUT_BUFFERSIZE           16
 129 #define iDirectInputCreate(a,b,c,d)     pDirectInputCreate(a,b,c,d)
 130
 131 static HRESULT (WINAPI *pDirectInputCreate)(HINSTANCE hinst, DWORD dwVersion, LPDIRECTINPUT * lplpDirectInput, LPUNKNOWN punkOuter);
 132 #endif
 133
 134 // LordHavoc: thanks to backslash for this support for mouse buttons 4 and 5
 135 /* backslash :: imouse explorer buttons */
 136 /* These are #ifdefed out for non-Win2K in the February 2001 version of
 137    MS's platform SDK, but we need them for compilation. . . */
 138 #ifndef WM_XBUTTONDOWN
 139    #define WM_XBUTTONDOWN      0x020B
 140    #define WM_XBUTTONUP      0x020C
 141 #endif
 142 #ifndef MK_XBUTTON1
 143    #define MK_XBUTTON1         0x0020
 144    #define MK_XBUTTON2         0x0040
 145 #endif
 146 #ifndef MK_XBUTTON3
 147 // LordHavoc: lets hope this allows more buttons in the future...
 148    #define MK_XBUTTON3         0x0080
 149    #define MK_XBUTTON4         0x0100
 150    #define MK_XBUTTON5         0x0200
 151    #define MK_XBUTTON6         0x0400
 152    #define MK_XBUTTON7         0x0800
 153 #endif
 154 /* :: backslash */
 155
 156 // mouse variables
 157 static int                      mouse_buttons;
 158 static int                      mouse_oldbuttonstate;
 159
 160 static unsigned int uiWheelMessage;
 161 #ifdef SUPPORTDIRECTX
 162 static qboolean dinput_acquired;
 163
 164 static unsigned int             mstate_di;
 165 #endif
 166
 167 // joystick defines and variables
 168 // where should defines be moved?
 169 #define JOY_ABSOLUTE_AXIS       0x00000000              // control like a joystick
 170 #define JOY_RELATIVE_AXIS       0x00000010              // control like a mouse, spinner, trackball
 171 #define JOY_MAX_AXES            6                               // X, Y, Z, R, U, V
 172 #define JOY_AXIS_X                      0
 173 #define JOY_AXIS_Y                      1
 174 #define JOY_AXIS_Z                      2
 175 #define JOY_AXIS_R                      3
 176 #define JOY_AXIS_U                      4
 177 #define JOY_AXIS_V                      5
 178
 179 enum _ControlList
 180 {
 181         AxisNada = 0, AxisForward, AxisLook, AxisSide, AxisTurn
 182 };
 183
 184 static DWORD    dwAxisFlags[JOY_MAX_AXES] =
 185 {
 186         JOY_RETURNX, JOY_RETURNY, JOY_RETURNZ, JOY_RETURNR, JOY_RETURNU, JOY_RETURNV
 187 };
 188
 189 static DWORD    dwAxisMap[JOY_MAX_AXES];
 190 static DWORD    dwControlMap[JOY_MAX_AXES];
 191 static PDWORD   pdwRawValue[JOY_MAX_AXES];
 192
 193 // none of these cvars are saved over a session
 194 // this means that advanced controller configuration needs to be executed
 195 // each time.  this avoids any problems with getting back to a default usage
 196 // or when changing from one controller to another.  this way at least something
 197 // works.
 198 static cvar_t in_joystick = {CVAR_SAVE, "joystick","0", "enables joysticks"};
 199 static cvar_t joy_name = {0, "joyname", "joystick", "name of joystick to use (informational only, used only by joyadvanced 1 mode)"};
 200 static cvar_t joy_advanced = {0, "joyadvanced", "0", "use more than 2 axis joysticks (configuring this is very technical)"};
 201 static cvar_t joy_advaxisx = {0, "joyadvaxisx", "0", "axis mapping for joyadvanced 1 mode"};
 202 static cvar_t joy_advaxisy = {0, "joyadvaxisy", "0", "axis mapping for joyadvanced 1 mode"};
 203 static cvar_t joy_advaxisz = {0, "joyadvaxisz", "0", "axis mapping for joyadvanced 1 mode"};
 204 static cvar_t joy_advaxisr = {0, "joyadvaxisr", "0", "axis mapping for joyadvanced 1 mode"};
 205 static cvar_t joy_advaxisu = {0, "joyadvaxisu", "0", "axis mapping for joyadvanced 1 mode"};
 206 static cvar_t joy_advaxisv = {0, "joyadvaxisv", "0", "axis mapping for joyadvanced 1 mode"};
 207 static cvar_t joy_forwardthreshold = {0, "joyforwardthreshold", "0.15", "minimum joystick movement necessary to move forward"};
 208 static cvar_t joy_sidethreshold = {0, "joysidethreshold", "0.15", "minimum joystick movement necessary to move sideways (strafing)"};
 209 static cvar_t joy_pitchthreshold = {0, "joypitchthreshold", "0.15", "minimum joystick movement necessary to look up/down"};
 210 static cvar_t joy_yawthreshold = {0, "joyyawthreshold", "0.15", "minimum joystick movement necessary to turn left/right"};
 211 static cvar_t joy_forwardsensitivity = {0, "joyforwardsensitivity", "-1.0", "how fast the joystick moves forward"};
 212 static cvar_t joy_sidesensitivity = {0, "joysidesensitivity", "-1.0", "how fast the joystick moves sideways (strafing)"};
 213 static cvar_t joy_pitchsensitivity = {0, "joypitchsensitivity", "1.0", "how fast the joystick looks up/down"};
 214 static cvar_t joy_yawsensitivity = {0, "joyyawsensitivity", "-1.0", "how fast the joystick turns left/right"};
 215 static cvar_t joy_wwhack1 = {0, "joywwhack1", "0.0", "special hack for wingman warrior"};
 216 static cvar_t joy_wwhack2 = {0, "joywwhack2", "0.0", "special hack for wingman warrior"};
 217
 218 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"};
 219
 220 static qboolean joy_avail, joy_advancedinit, joy_haspov;
 221 static DWORD            joy_oldbuttonstate, joy_oldpovstate;
 222
 223 static int                      joy_id;
 224 static DWORD            joy_flags;
 225 static DWORD            joy_numbuttons;
 226
 227 #ifdef SUPPORTDIRECTX
 228 static LPDIRECTINPUT            g_pdi;
 229 static LPDIRECTINPUTDEVICE      g_pMouse;
 230 static HINSTANCE hInstDI;
 231 #endif
 232
 233 static JOYINFOEX        ji;
 234
 235 // forward-referenced functions
 236 static void IN_StartupJoystick (void);
 237 static void Joy_AdvancedUpdate_f (void);
 238 static void IN_JoyMove (void);
 239 static void IN_StartupMouse (void);
 240
 241
 242 //====================================
 243
 244 void VID_Finish (void)
 245 {
 246         qboolean vid_usemouse;
 247
 248         vid_usevsync = vid_vsync.integer && !cls.timedemo && gl_videosyncavailable;
 249         if (vid_usingvsync != vid_usevsync && gl_videosyncavailable)
 250         {
 251                 vid_usingvsync = vid_usevsync;
 252                 qwglSwapIntervalEXT (vid_usevsync);
 253         }
 254
 255         if (r_render.integer && !vid_hidden)
 256         {
 257                 CHECKGLERROR
 258                 if (r_speeds.integer || gl_finish.integer)
 259                 {
 260                         qglFinish();CHECKGLERROR
 261                 }
 262                 SwapBuffers(baseDC);
 263         }
 264
 265         // make sure a context switch can happen every frame - Logitech drivers
 266         // input drivers sometimes eat cpu time every 3 seconds or lag badly
 267         // without this help
 268         Sleep(0);
 269
 270         VID_UpdateGamma(false, 256);
 271 }
 272
 273 //==========================================================================
 274
 275
 276
 277
 278 static unsigned char scantokey[128] =
 279 {
 280 //  0           1       2    3     4     5       6       7      8         9      A          B           C       D           E           F
 281         0          ,27    ,'1'  ,'2'  ,'3'  ,'4'    ,'5'    ,'6'   ,'7'      ,'8'   ,'9'       ,'0'        ,'-'   ,'='         ,K_BACKSPACE,9    ,//0
 282         'q'        ,'w'   ,'e'  ,'r'  ,'t'  ,'y'    ,'u'    ,'i'   ,'o'      ,'p'   ,'['       ,']'        ,13    ,K_CTRL      ,'a'        ,'s'  ,//1
 283         'd'        ,'f'   ,'g'  ,'h'  ,'j'  ,'k'    ,'l'    ,';'   ,'\''     ,'`'   ,K_SHIFT   ,'\\'       ,'z'   ,'x'         ,'c'        ,'v'  ,//2
 284         'b'        ,'n'   ,'m'  ,','  ,'.'  ,'/'    ,K_SHIFT,'*'   ,K_ALT    ,' '   ,0         ,K_F1       ,K_F2  ,K_F3        ,K_F4       ,K_F5 ,//3
 285         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
 286         K_DOWNARROW,K_PGDN,K_INS,K_DEL,0    ,0      ,0      ,K_F11 ,K_F12    ,0     ,0         ,0          ,0     ,0           ,0          ,0    ,//5
 287         0          ,0     ,0    ,0    ,0    ,0      ,0      ,0     ,0        ,0     ,0         ,0          ,0     ,0           ,0          ,0    ,//6
 288         0          ,0     ,0    ,0    ,0    ,0      ,0      ,0     ,0        ,0     ,0         ,0          ,0     ,0           ,0          ,0     //7
 289 };
 290
 291
 292 /*
 293 =======
 294 MapKey
 295
 296 Map from windows to quake keynums
 297 =======
 298 */
 299 static int MapKey (int key, int virtualkey)
 300 {
 301         int result;
 302         int modified = (key >> 16) & 255;
 303         qboolean is_extended = false;
 304
 305         if (modified < 128 && scantokey[modified])
 306                 result = scantokey[modified];
 307         else
 308         {
 309                 result = 0;
 310                 Con_DPrintf("key 0x%02x (0x%8x, 0x%8x) has no translation\n", modified, key, virtualkey);
 311         }
 312
 313         if (key & (1 << 24))
 314                 is_extended = true;
 315
 316         if ( !is_extended )
 317         {
 318                 switch ( result )
 319                 {
 320                 case K_HOME:
 321                         return K_KP_HOME;
 322                 case K_UPARROW:
 323                         return K_KP_UPARROW;
 324                 case K_PGUP:
 325                         return K_KP_PGUP;
 326                 case K_LEFTARROW:
 327                         return K_KP_LEFTARROW;
 328                 case K_RIGHTARROW:
 329                         return K_KP_RIGHTARROW;
 330                 case K_END:
 331                         return K_KP_END;
 332                 case K_DOWNARROW:
 333                         return K_KP_DOWNARROW;
 334                 case K_PGDN:
 335                         return K_KP_PGDN;
 336                 case K_INS:
 337                         return K_KP_INS;
 338                 case K_DEL:
 339                         return K_KP_DEL;
 340                 default:
 341                         return result;
 342                 }
 343         }
 344         else
 345         {
 346                 switch ( result )
 347                 {
 348                 case 0x0D:
 349                         return K_KP_ENTER;
 350                 case 0x2F:
 351                         return K_KP_SLASH;
 352                 case 0xAF:
 353                         return K_KP_PLUS;
 354                 }
 355                 return result;
 356         }
 357 }
 358
 359 /*
 360 ===================================================================
 361
 362 MAIN WINDOW
 363
 364 ===================================================================
 365 */
 366
 367 /*
 368 ================
 369 ClearAllStates
 370 ================
 371 */
 372 static void ClearAllStates (void)
 373 {
 374         Key_ClearStates ();
 375         if (vid_usingmouse)
 376                 mouse_oldbuttonstate = 0;
 377 }
 378
 379 void AppActivate(BOOL fActive, BOOL minimize)
 380 /****************************************************************************
 381 *
 382 * Function:     AppActivate
 383 * Parameters:   fActive - True if app is activating
 384 *
 385 * Description:  If the application is activating, then swap the system
 386 *               into SYSPAL_NOSTATIC mode so that our palettes will display
 387 *               correctly.
 388 *
 389 ****************************************************************************/
 390 {
 391         static qboolean sound_active = false;  // initially blocked by Sys_InitConsole()
 392
 393         vid_activewindow = fActive;
 394         vid_hidden = minimize;
 395
 396         // enable/disable sound on focus gain/loss
 397         if (!vid_hidden && (vid_activewindow || !snd_mutewhenidle.integer))
 398         {
 399                 if (!sound_active)
 400                 {
 401                         S_UnblockSound ();
 402                         sound_active = true;
 403                 }
 404         }
 405         else
 406         {
 407                 if (sound_active)
 408                 {
 409                         S_BlockSound ();
 410                         sound_active = false;
 411                 }
 412         }
 413
 414         if (fActive)
 415         {
 416                 if (vid_isfullscreen)
 417                 {
 418                         if (vid_wassuspended)
 419                         {
 420                                 vid_wassuspended = false;
 421                                 ChangeDisplaySettings (&gdevmode, CDS_FULLSCREEN);
 422                                 ShowWindow(mainwindow, SW_SHOWNORMAL);
 423                         }
 424
 425                         // LordHavoc: from dabb, fix for alt-tab bug in NVidia drivers
 426                         MoveWindow(mainwindow,0,0,gdevmode.dmPelsWidth,gdevmode.dmPelsHeight,false);
 427                 }
 428         }
 429
 430         if (!fActive)
 431         {
 432                 VID_GrabMouse(false);
 433                 if (vid_isfullscreen)
 434                 {
 435                         ChangeDisplaySettings (NULL, 0);
 436                         vid_wassuspended = true;
 437                 }
 438                 VID_RestoreSystemGamma();
 439         }
 440 }
 441
 442 //TODO: move it around in vid_wgl.c since I dont think this is the right position
 443 void Sys_SendKeyEvents (void)
 444 {
 445         MSG msg;
 446
 447         while (PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE))
 448         {
 449                 if (!GetMessage (&msg, NULL, 0, 0))
 450                         Sys_Quit (1);
 451
 452                 TranslateMessage (&msg);
 453                 DispatchMessage (&msg);
 454         }
 455 }
 456
 457 LONG CDAudio_MessageHandler(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
 458
 459 static keynum_t buttonremap[16] =
 460 {
 461         K_MOUSE1,
 462         K_MOUSE2,
 463         K_MOUSE3,
 464         K_MOUSE4,
 465         K_MOUSE5,
 466         K_MOUSE6,
 467         K_MOUSE7,
 468         K_MOUSE8,
 469         K_MOUSE9,
 470         K_MOUSE10,
 471         K_MOUSE11,
 472         K_MOUSE12,
 473         K_MOUSE13,
 474         K_MOUSE14,
 475         K_MOUSE15,
 476         K_MOUSE16,
 477 };
 478
 479 /* main window procedure */
 480 LONG WINAPI MainWndProc (HWND hWnd, UINT uMsg, WPARAM  wParam, LPARAM lParam)
 481 {
 482         LONG    lRet = 1;
 483         int             fActive, fMinimized, temp;
 484         char    state[256];
 485         char    asciichar[4];
 486         int             vkey;
 487         int             charlength;
 488         qboolean down = false;
 489
 490         if ( uMsg == uiWheelMessage )
 491                 uMsg = WM_MOUSEWHEEL;
 492
 493         switch (uMsg)
 494         {
 495                 case WM_KILLFOCUS:
 496                         if (vid_isfullscreen)
 497                                 ShowWindow(mainwindow, SW_SHOWMINNOACTIVE);
 498                         break;
 499
 500                 case WM_CREATE:
 501                         break;
 502
 503                 case WM_MOVE:
 504                         window_x = (int) LOWORD(lParam);
 505                         window_y = (int) HIWORD(lParam);
 506                         VID_GrabMouse(false);
 507                         break;
 508
 509                 case WM_KEYDOWN:
 510                 case WM_SYSKEYDOWN:
 511                         down = true;
 512                 case WM_KEYUP:
 513                 case WM_SYSKEYUP:
 514                         vkey = MapKey(lParam, wParam);
 515                         GetKeyboardState (state);
 516                         // alt/ctrl/shift tend to produce funky ToAscii values,
 517                         // and if it's not a single character we don't know care about it
 518                         charlength = ToAscii (wParam, lParam >> 16, state, (LPWORD)asciichar, 0);
 519                         if (vkey == K_ALT || vkey == K_CTRL || vkey == K_SHIFT || charlength == 0)
 520                                 asciichar[0] = 0;
 521                         else if( charlength == 2 ) {
 522                                 asciichar[0] = asciichar[1];
 523                         }
 524                         Key_Event (vkey, asciichar[0], down);
 525                         break;
 526
 527                 case WM_SYSCHAR:
 528                 // keep Alt-Space from happening
 529                         break;
 530
 531                 case WM_SYSCOMMAND:
 532                         // prevent screensaver from occuring while the active window
 533                         // note: password-locked screensavers on Vista still work
 534                         if (vid_activewindow && ((wParam & 0xFFF0) == SC_SCREENSAVE || (wParam & 0xFFF0) == SC_MONITORPOWER))
 535                                 lRet = 0;
 536                         else
 537                                 lRet = DefWindowProc (hWnd, uMsg, wParam, lParam);
 538                         break;
 539
 540         // this is complicated because Win32 seems to pack multiple mouse events into
 541         // one update sometimes, so we always check all states and look for events
 542                 case WM_LBUTTONDOWN:
 543                 case WM_LBUTTONUP:
 544                 case WM_RBUTTONDOWN:
 545                 case WM_RBUTTONUP:
 546                 case WM_MBUTTONDOWN:
 547                 case WM_MBUTTONUP:
 548                 case WM_XBUTTONDOWN:   // backslash :: imouse explorer buttons
 549                 case WM_XBUTTONUP:      // backslash :: imouse explorer buttons
 550                 case WM_MOUSEMOVE:
 551                         temp = 0;
 552
 553                         if (wParam & MK_LBUTTON)
 554                                 temp |= 1;
 555
 556                         if (wParam & MK_RBUTTON)
 557                                 temp |= 2;
 558
 559                         if (wParam & MK_MBUTTON)
 560                                 temp |= 4;
 561
 562                         /* backslash :: imouse explorer buttons */
 563                         if (wParam & MK_XBUTTON1)
 564                                 temp |= 8;
 565
 566                         if (wParam & MK_XBUTTON2)
 567                                 temp |= 16;
 568                         /* :: backslash */
 569
 570                         // LordHavoc: lets hope this allows more buttons in the future...
 571                         if (wParam & MK_XBUTTON3)
 572                                 temp |= 32;
 573                         if (wParam & MK_XBUTTON4)
 574                                 temp |= 64;
 575                         if (wParam & MK_XBUTTON5)
 576                                 temp |= 128;
 577                         if (wParam & MK_XBUTTON6)
 578                                 temp |= 256;
 579                         if (wParam & MK_XBUTTON7)
 580                                 temp |= 512;
 581
 582 #ifdef SUPPORTDIRECTX
 583                         if (vid_usingmouse && !dinput_acquired)
 584 #else
 585                         if (vid_usingmouse)
 586 #endif
 587                         {
 588                                 // perform button actions
 589                                 int i;
 590                                 for (i=0 ; i<mouse_buttons && i < 16 ; i++)
 591                                         if ((temp ^ mouse_oldbuttonstate) & (1<<i))
 592                                                 Key_Event (buttonremap[i], 0, (temp & (1<<i)) != 0);
 593                                 mouse_oldbuttonstate = temp;
 594                         }
 595
 596                         break;
 597
 598                 // JACK: This is the mouse wheel with the Intellimouse
 599                 // Its delta is either positive or neg, and we generate the proper
 600                 // Event.
 601                 case WM_MOUSEWHEEL:
 602                         if ((short) HIWORD(wParam) > 0) {
 603                                 Key_Event(K_MWHEELUP, 0, true);
 604                                 Key_Event(K_MWHEELUP, 0, false);
 605                         } else {
 606                                 Key_Event(K_MWHEELDOWN, 0, true);
 607                                 Key_Event(K_MWHEELDOWN, 0, false);
 608                         }
 609                         break;
 610
 611                 case WM_SIZE:
 612                         break;
 613
 614                 case WM_CLOSE:
 615                         if (MessageBox (mainwindow, "Are you sure you want to quit?", "Confirm Exit", MB_YESNO | MB_SETFOREGROUND | MB_ICONQUESTION) == IDYES)
 616                                 Sys_Quit (0);
 617
 618                         break;
 619
 620                 case WM_ACTIVATE:
 621                         fActive = LOWORD(wParam);
 622                         fMinimized = (BOOL) HIWORD(wParam);
 623                         AppActivate(!(fActive == WA_INACTIVE), fMinimized);
 624
 625                 // fix the leftover Alt from any Alt-Tab or the like that switched us away
 626                         ClearAllStates ();
 627
 628                         break;
 629
 630                 //case WM_DESTROY:
 631                 //      PostQuitMessage (0);
 632                 //      break;
 633
 634                 case MM_MCINOTIFY:
 635                         lRet = CDAudio_MessageHandler (hWnd, uMsg, wParam, lParam);
 636                         break;
 637
 638                 default:
 639                         /* pass all unhandled messages to DefWindowProc */
 640                         lRet = DefWindowProc (hWnd, uMsg, wParam, lParam);
 641                 break;
 642         }
 643
 644         /* return 1 if handled message, 0 if not */
 645         return lRet;
 646 }
 647
 648 int VID_SetGamma(unsigned short *ramps, int rampsize)
 649 {
 650         HDC hdc = GetDC (NULL);
 651         int i = SetDeviceGammaRamp(hdc, ramps);
 652         ReleaseDC (NULL, hdc);
 653         return i; // return success or failure
 654 }
 655
 656 int VID_GetGamma(unsigned short *ramps, int rampsize)
 657 {
 658         HDC hdc = GetDC (NULL);
 659         int i = GetDeviceGammaRamp(hdc, ramps);
 660         ReleaseDC (NULL, hdc);
 661         return i; // return success or failure
 662 }
 663
 664 static HINSTANCE gldll;
 665
 666 static void GL_CloseLibrary(void)
 667 {
 668         FreeLibrary(gldll);
 669         gldll = 0;
 670         gl_driver[0] = 0;
 671         qwglGetProcAddress = NULL;
 672         gl_extensions = "";
 673         gl_platform = "";
 674         gl_platformextensions = "";
 675 }
 676
 677 static int GL_OpenLibrary(const char *name)
 678 {
 679         Con_Printf("Loading OpenGL driver %s\n", name);
 680         GL_CloseLibrary();
 681         if (!(gldll = LoadLibrary(name)))
 682         {
 683                 Con_Printf("Unable to LoadLibrary %s\n", name);
 684                 return false;
 685         }
 686         strlcpy(gl_driver, name, sizeof(gl_driver));
 687         return true;
 688 }
 689
 690 void *GL_GetProcAddress(const char *name)
 691 {
 692         void *p = NULL;
 693         if (qwglGetProcAddress != NULL)
 694                 p = (void *) qwglGetProcAddress(name);
 695         if (p == NULL)
 696                 p = (void *) GetProcAddress(gldll, name);
 697         return p;
 698 }
 699
 700 #ifndef WGL_ARB_pixel_format
 701 #define WGL_NUMBER_PIXEL_FORMATS_ARB   0x2000
 702 #define WGL_DRAW_TO_WINDOW_ARB         0x2001
 703 #define WGL_DRAW_TO_BITMAP_ARB         0x2002
 704 #define WGL_ACCELERATION_ARB           0x2003
 705 #define WGL_NEED_PALETTE_ARB           0x2004
 706 #define WGL_NEED_SYSTEM_PALETTE_ARB    0x2005
 707 #define WGL_SWAP_LAYER_BUFFERS_ARB     0x2006
 708 #define WGL_SWAP_METHOD_ARB            0x2007
 709 #define WGL_NUMBER_OVERLAYS_ARB        0x2008
 710 #define WGL_NUMBER_UNDERLAYS_ARB       0x2009
 711 #define WGL_TRANSPARENT_ARB            0x200A
 712 #define WGL_TRANSPARENT_RED_VALUE_ARB  0x2037
 713 #define WGL_TRANSPARENT_GREEN_VALUE_ARB 0x2038
 714 #define WGL_TRANSPARENT_BLUE_VALUE_ARB 0x2039
 715 #define WGL_TRANSPARENT_ALPHA_VALUE_ARB 0x203A
 716 #define WGL_TRANSPARENT_INDEX_VALUE_ARB 0x203B
 717 #define WGL_SHARE_DEPTH_ARB            0x200C
 718 #define WGL_SHARE_STENCIL_ARB          0x200D
 719 #define WGL_SHARE_ACCUM_ARB            0x200E
 720 #define WGL_SUPPORT_GDI_ARB            0x200F
 721 #define WGL_SUPPORT_OPENGL_ARB         0x2010
 722 #define WGL_DOUBLE_BUFFER_ARB          0x2011
 723 #define WGL_STEREO_ARB                 0x2012
 724 #define WGL_PIXEL_TYPE_ARB             0x2013
 725 #define WGL_COLOR_BITS_ARB             0x2014
 726 #define WGL_RED_BITS_ARB               0x2015
 727 #define WGL_RED_SHIFT_ARB              0x2016
 728 #define WGL_GREEN_BITS_ARB             0x2017
 729 #define WGL_GREEN_SHIFT_ARB            0x2018
 730 #define WGL_BLUE_BITS_ARB              0x2019
 731 #define WGL_BLUE_SHIFT_ARB             0x201A
 732 #define WGL_ALPHA_BITS_ARB             0x201B
 733 #define WGL_ALPHA_SHIFT_ARB            0x201C
 734 #define WGL_ACCUM_BITS_ARB             0x201D
 735 #define WGL_ACCUM_RED_BITS_ARB         0x201E
 736 #define WGL_ACCUM_GREEN_BITS_ARB       0x201F
 737 #define WGL_ACCUM_BLUE_BITS_ARB        0x2020
 738 #define WGL_ACCUM_ALPHA_BITS_ARB       0x2021
 739 #define WGL_DEPTH_BITS_ARB             0x2022
 740 #define WGL_STENCIL_BITS_ARB           0x2023
 741 #define WGL_AUX_BUFFERS_ARB            0x2024
 742 #define WGL_NO_ACCELERATION_ARB        0x2025
 743 #define WGL_GENERIC_ACCELERATION_ARB   0x2026
 744 #define WGL_FULL_ACCELERATION_ARB      0x2027
 745 #define WGL_SWAP_EXCHANGE_ARB          0x2028
 746 #define WGL_SWAP_COPY_ARB              0x2029
 747 #define WGL_SWAP_UNDEFINED_ARB         0x202A
 748 #define WGL_TYPE_RGBA_ARB              0x202B
 749 #define WGL_TYPE_COLORINDEX_ARB        0x202C
 750 #endif
 751
 752 #ifndef WGL_ARB_multisample
 753 #define WGL_SAMPLE_BUFFERS_ARB         0x2041
 754 #define WGL_SAMPLES_ARB                0x2042
 755 #endif
 756
 757
 758 static void IN_Init(void);
 759 void VID_Init(void)
 760 {
 761         WNDCLASS wc;
 762
 763         InitCommonControls();
 764         hIcon = LoadIcon (global_hInstance, MAKEINTRESOURCE (IDI_ICON1));
 765
 766         // Register the frame class
 767         wc.style         = 0;
 768         wc.lpfnWndProc   = (WNDPROC)MainWndProc;
 769         wc.cbClsExtra    = 0;
 770         wc.cbWndExtra    = 0;
 771         wc.hInstance     = global_hInstance;
 772         wc.hIcon         = hIcon;
 773         wc.hCursor       = LoadCursor (NULL,IDC_ARROW);
 774         wc.hbrBackground = NULL;
 775         wc.lpszMenuName  = 0;
 776         wc.lpszClassName = "DarkPlacesWindowClass";
 777
 778         if (!RegisterClass (&wc))
 779                 Con_Printf ("Couldn't register window class\n");
 780
 781         memset(&initialdevmode, 0, sizeof(initialdevmode));
 782         EnumDisplaySettings(NULL, ENUM_CURRENT_SETTINGS, &initialdevmode);
 783
 784         IN_Init();
 785 }
 786
 787 int VID_InitMode (int fullscreen, int width, int height, int bpp, int refreshrate, int stereobuffer, int samples)
 788 {
 789         int i;
 790         HDC hdc;
 791         RECT rect;
 792         MSG msg;
 793         PIXELFORMATDESCRIPTOR pfd =
 794         {
 795                 sizeof(PIXELFORMATDESCRIPTOR),  // size of this pfd
 796                 1,                              // version number
 797                 PFD_DRAW_TO_WINDOW              // support window
 798                 |  PFD_SUPPORT_OPENGL   // support OpenGL
 799                 |  PFD_DOUBLEBUFFER ,   // double buffered
 800                 PFD_TYPE_RGBA,                  // RGBA type
 801                 24,                             // 24-bit color depth
 802                 0, 0, 0, 0, 0, 0,               // color bits ignored
 803                 0,                              // no alpha buffer
 804                 0,                              // shift bit ignored
 805                 0,                              // no accumulation buffer
 806                 0, 0, 0, 0,                     // accum bits ignored
 807                 32,                             // 32-bit z-buffer
 808                 0,                              // no stencil buffer
 809                 0,                              // no auxiliary buffer
 810                 PFD_MAIN_PLANE,                 // main layer
 811                 0,                              // reserved
 812                 0, 0, 0                         // layer masks ignored
 813         };
 814         int windowpass;
 815         int pixelformat, newpixelformat;
 816         int numpixelformats;
 817         DWORD WindowStyle, ExWindowStyle;
 818         int CenterX, CenterY;
 819         const char *gldrivername;
 820         int depth;
 821         DEVMODE thismode;
 822         qboolean foundmode, foundgoodmode;
 823         int *a;
 824         float *af;
 825         int attribs[128];
 826         float attribsf[16];
 827
 828         if (vid_initialized)
 829                 Sys_Error("VID_InitMode called when video is already initialised");
 830
 831         // if stencil is enabled, ask for alpha too
 832         if (bpp >= 32)
 833         {
 834                 pfd.cRedBits = 8;
 835                 pfd.cGreenBits = 8;
 836                 pfd.cBlueBits = 8;
 837                 pfd.cAlphaBits = 8;
 838                 pfd.cDepthBits = 24;
 839                 pfd.cStencilBits = 8;
 840         }
 841         else
 842         {
 843                 pfd.cRedBits = 5;
 844                 pfd.cGreenBits = 5;
 845                 pfd.cBlueBits = 5;
 846                 pfd.cAlphaBits = 0;
 847                 pfd.cDepthBits = 16;
 848                 pfd.cStencilBits = 0;
 849         }
 850
 851         if (stereobuffer)
 852                 pfd.dwFlags |= PFD_STEREO;
 853
 854         a = attribs;
 855         af = attribsf;
 856         *a++ = WGL_DRAW_TO_WINDOW_ARB;
 857         *a++ = GL_TRUE;
 858         *a++ = WGL_ACCELERATION_ARB;
 859         *a++ = WGL_FULL_ACCELERATION_ARB;
 860         *a++ = WGL_DOUBLE_BUFFER_ARB;
 861         *a++ = true;
 862
 863         if (bpp >= 32)
 864         {
 865                 *a++ = WGL_RED_BITS_ARB;
 866                 *a++ = 8;
 867                 *a++ = WGL_GREEN_BITS_ARB;
 868                 *a++ = 8;
 869                 *a++ = WGL_BLUE_BITS_ARB;
 870                 *a++ = 8;
 871                 *a++ = WGL_ALPHA_BITS_ARB;
 872                 *a++ = 8;
 873                 *a++ = WGL_DEPTH_BITS_ARB;
 874                 *a++ = 24;
 875                 *a++ = WGL_STENCIL_BITS_ARB;
 876                 *a++ = 8;
 877         }
 878         else
 879         {
 880                 *a++ = WGL_RED_BITS_ARB;
 881                 *a++ = 1;
 882                 *a++ = WGL_GREEN_BITS_ARB;
 883                 *a++ = 1;
 884                 *a++ = WGL_BLUE_BITS_ARB;
 885                 *a++ = 1;
 886                 *a++ = WGL_DEPTH_BITS_ARB;
 887                 *a++ = 16;
 888         }
 889
 890         if (stereobuffer)
 891         {
 892                 *a++ = WGL_STEREO_ARB;
 893                 *a++ = GL_TRUE;
 894         }
 895
 896         if (samples > 1)
 897         {
 898                 *a++ = WGL_SAMPLE_BUFFERS_ARB;
 899                 *a++ = 1;
 900                 *a++ = WGL_SAMPLES_ARB;
 901                 *a++ = samples;
 902         }
 903
 904         *a = 0;
 905         *af = 0;
 906
 907         gldrivername = "opengl32.dll";
 908 // 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
 909         i = COM_CheckParm("-gl_driver");
 910         if (i && i < com_argc - 1)
 911                 gldrivername = com_argv[i + 1];
 912         if (!GL_OpenLibrary(gldrivername))
 913         {
 914                 Con_Printf("Unable to load GL driver %s\n", gldrivername);
 915                 return false;
 916         }
 917
 918         memset(&gdevmode, 0, sizeof(gdevmode));
 919
 920         vid_isfullscreen = false;
 921         if (fullscreen)
 922         {
 923                 if(vid_forcerefreshrate.integer)
 924                 {
 925                         foundmode = true;
 926                         gdevmode.dmFields = DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT;
 927                         gdevmode.dmBitsPerPel = bpp;
 928                         gdevmode.dmPelsWidth = width;
 929                         gdevmode.dmPelsHeight = height;
 930                         gdevmode.dmSize = sizeof (gdevmode);
 931                         if(refreshrate)
 932                         {
 933                                 gdevmode.dmFields |= DM_DISPLAYFREQUENCY;
 934                                 gdevmode.dmDisplayFrequency = refreshrate;
 935                         }
 936                 }
 937                 else
 938                 {
 939                         if(refreshrate == 0)
 940                                 refreshrate = initialdevmode.dmDisplayFrequency; // default vid_refreshrate to the rate of the desktop
 941
 942                         foundmode = false;
 943                         foundgoodmode = false;
 944
 945                         thismode.dmSize = sizeof(thismode);
 946                         thismode.dmDriverExtra = 0;
 947                         for(i = 0; EnumDisplaySettings(NULL, i, &thismode); ++i)
 948                         {
 949                                 if(~thismode.dmFields & (DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT | DM_DISPLAYFREQUENCY))
 950                                 {
 951                                         Con_DPrintf("enumerating modes yielded a bogus item... please debug this\n");
 952                                         continue;
 953                                 }
 954                                 if(developer.integer >= 100)
 955                                         Con_Printf("Found mode %dx%dx%dbpp %dHz... ", (int)thismode.dmPelsWidth, (int)thismode.dmPelsHeight, (int)thismode.dmBitsPerPel, (int)thismode.dmDisplayFrequency);
 956                                 if(thismode.dmBitsPerPel != (DWORD)bpp)
 957                                 {
 958                                         if(developer.integer >= 100)
 959                                                 Con_Printf("wrong bpp\n");
 960                                         continue;
 961                                 }
 962                                 if(thismode.dmPelsWidth != (DWORD)width)
 963                                 {
 964                                         if(developer.integer >= 100)
 965                                                 Con_Printf("wrong width\n");
 966                                         continue;
 967                                 }
 968                                 if(thismode.dmPelsHeight != (DWORD)height)
 969                                 {
 970                                         if(developer.integer >= 100)
 971                                                 Con_Printf("wrong height\n");
 972                                         continue;
 973                                 }
 974
 975                                 if(foundgoodmode)
 976                                 {
 977                                         // if we have a good mode, make sure this mode is better than the previous one, and allowed by the refreshrate
 978                                         if(thismode.dmDisplayFrequency > (DWORD)refreshrate)
 979                                         {
 980                                                 if(developer.integer >= 100)
 981                                                         Con_Printf("too high refresh rate\n");
 982                                                 continue;
 983                                         }
 984                                         else if(thismode.dmDisplayFrequency <= gdevmode.dmDisplayFrequency)
 985                                         {
 986                                                 if(developer.integer >= 100)
 987                                                         Con_Printf("doesn't beat previous best match (too low)\n");
 988                                                 continue;
 989                                         }
 990                                 }
 991                                 else if(foundmode)
 992                                 {
 993                                         // we do have one, but it isn't good... make sure it has a lower frequency than the previous one
 994                                         if(thismode.dmDisplayFrequency >= gdevmode.dmDisplayFrequency)
 995                                         {
 996                                                 if(developer.integer >= 100)
 997                                                         Con_Printf("doesn't beat previous best match (too high)\n");
 998                                                 continue;
 999                                         }
1000                                 }
1001                                 // otherwise, take anything
1002
1003                                 memcpy(&gdevmode, &thismode, sizeof(gdevmode));
1004                                 if(thismode.dmDisplayFrequency <= (DWORD)refreshrate)
1005                                         foundgoodmode = true;
1006                                 else
1007                                 {
1008                                         if(developer.integer >= 100)
1009                                                 Con_Printf("(out of range)\n");
1010                                 }
1011                                 foundmode = true;
1012                                 if(developer.integer >= 100)
1013                                         Con_Printf("accepted\n");
1014                         }
1015                 }
1016
1017                 if (!foundmode)
1018                 {
1019                         VID_Shutdown();
1020                         Con_Printf("Unable to find the requested mode %dx%dx%dbpp\n", width, height, bpp);
1021                         return false;
1022                 }
1023                 else if(ChangeDisplaySettings (&gdevmode, CDS_FULLSCREEN) != DISP_CHANGE_SUCCESSFUL)
1024                 {
1025                         VID_Shutdown();
1026                         Con_Printf("Unable to change to requested mode %dx%dx%dbpp\n", width, height, bpp);
1027                         return false;
1028                 }
1029
1030                 vid_isfullscreen = true;
1031                 WindowStyle = WS_POPUP;
1032                 ExWindowStyle = WS_EX_TOPMOST;
1033         }
1034         else
1035         {
1036                 hdc = GetDC (NULL);
1037                 i = GetDeviceCaps(hdc, RASTERCAPS);
1038                 depth = GetDeviceCaps(hdc, PLANES) * GetDeviceCaps(hdc, BITSPIXEL);
1039                 ReleaseDC (NULL, hdc);
1040                 if (i & RC_PALETTE)
1041                 {
1042                         VID_Shutdown();
1043                         Con_Print("Can't run in non-RGB mode\n");
1044                         return false;
1045                 }
1046                 if (bpp > depth)
1047                 {
1048                         VID_Shutdown();
1049                         Con_Print("A higher desktop depth is required to run this video mode\n");
1050                         return false;
1051                 }
1052
1053                 WindowStyle = WS_OVERLAPPED | WS_BORDER | WS_CAPTION | WS_SYSMENU | WS_MINIMIZEBOX;
1054                 ExWindowStyle = 0;
1055         }
1056
1057         rect.top = 0;
1058         rect.left = 0;
1059         rect.right = width;
1060         rect.bottom = height;
1061         AdjustWindowRectEx(&rect, WindowStyle, false, 0);
1062
1063         if (fullscreen)
1064         {
1065                 CenterX = 0;
1066                 CenterY = 0;
1067         }
1068         else
1069         {
1070                 CenterX = (GetSystemMetrics(SM_CXSCREEN) - (rect.right - rect.left)) / 2;
1071                 CenterY = (GetSystemMetrics(SM_CYSCREEN) - (rect.bottom - rect.top)) / 2;
1072         }
1073         CenterX = max(0, CenterX);
1074         CenterY = max(0, CenterY);
1075
1076         // x and y may be changed by WM_MOVE messages
1077         window_x = CenterX;
1078         window_y = CenterY;
1079         rect.left += CenterX;
1080         rect.right += CenterX;
1081         rect.top += CenterY;
1082         rect.bottom += CenterY;
1083
1084         pixelformat = 0;
1085         newpixelformat = 0;
1086         // start out at the final windowpass if samples is 1 as it's the only feature we need extended pixel formats for
1087         for (windowpass = samples == 1;windowpass < 2;windowpass++)
1088         {
1089                 gl_extensions = "";
1090                 gl_platformextensions = "";
1091
1092                 mainwindow = CreateWindowEx (ExWindowStyle, "DarkPlacesWindowClass", gamename, WindowStyle, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top, NULL, NULL, global_hInstance, NULL);
1093                 if (!mainwindow)
1094                 {
1095                         Con_Printf("CreateWindowEx(%d, %s, %s, %d, %d, %d, %d, %d, %p, %p, %d, %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), NULL, NULL, (int)global_hInstance, NULL);
1096                         VID_Shutdown();
1097                         return false;
1098                 }
1099
1100                 baseDC = GetDC(mainwindow);
1101
1102                 if (!newpixelformat)
1103                         newpixelformat = ChoosePixelFormat(baseDC, &pfd);
1104                 pixelformat = newpixelformat;
1105                 if (!pixelformat)
1106                 {
1107                         VID_Shutdown();
1108                         Con_Printf("ChoosePixelFormat(%d, %p) failed\n", (int)baseDC, &pfd);
1109                         return false;
1110                 }
1111
1112                 if (SetPixelFormat(baseDC, pixelformat, &pfd) == false)
1113                 {
1114                         VID_Shutdown();
1115                         Con_Printf("SetPixelFormat(%d, %d, %p) failed\n", (int)baseDC, pixelformat, &pfd);
1116                         return false;
1117                 }
1118
1119                 if (!GL_CheckExtension("wgl", wglfuncs, NULL, false))
1120                 {
1121                         VID_Shutdown();
1122                         Con_Print("wgl functions not found\n");
1123                         return false;
1124                 }
1125
1126                 baseRC = qwglCreateContext(baseDC);
1127                 if (!baseRC)
1128                 {
1129                         VID_Shutdown();
1130                         Con_Print("Could not initialize GL (wglCreateContext failed).\n\nMake sure you are in 65536 color mode, and try running -window.\n");
1131                         return false;
1132                 }
1133                 if (!qwglMakeCurrent(baseDC, baseRC))
1134                 {
1135                         VID_Shutdown();
1136                         Con_Printf("wglMakeCurrent(%d, %d) failed\n", (int)baseDC, (int)baseRC);
1137                         return false;
1138                 }
1139
1140                 if ((qglGetString = (const GLubyte* (GLAPIENTRY *)(GLenum name))GL_GetProcAddress("glGetString")) == NULL)
1141                 {
1142                         VID_Shutdown();
1143                         Con_Print("glGetString not found\n");
1144                         return false;
1145                 }
1146                 if ((qwglGetExtensionsStringARB = (const char *(WINAPI *)(HDC hdc))GL_GetProcAddress("wglGetExtensionsStringARB")) == NULL)
1147                         Con_Print("wglGetExtensionsStringARB not found\n");
1148
1149                 gl_extensions = (const char *)qglGetString(GL_EXTENSIONS);
1150                 gl_platform = "WGL";
1151                 gl_platformextensions = "";
1152
1153                 if (qwglGetExtensionsStringARB)
1154                         gl_platformextensions = (const char *)qwglGetExtensionsStringARB(baseDC);
1155
1156                 if (!gl_extensions)
1157                         gl_extensions = "";
1158                 if (!gl_platformextensions)
1159                         gl_platformextensions = "";
1160
1161                 // now some nice Windows pain:
1162                 // we have created a window, we needed one to find out if there are
1163                 // any multisample pixel formats available, the problem is that to
1164                 // actually use one of those multisample formats we now have to
1165                 // recreate the window (yes Microsoft OpenGL really is that bad)
1166
1167                 if (windowpass == 0)
1168                 {
1169                         if (!GL_CheckExtension("WGL_ARB_pixel_format", wglpixelformatfuncs, "-noarbpixelformat", false) || !qwglChoosePixelFormatARB(baseDC, attribs, attribsf, 1, &newpixelformat, &numpixelformats) || !newpixelformat)
1170                                 break;
1171                         // ok we got one - do it all over again with newpixelformat
1172                         qwglMakeCurrent(NULL, NULL);
1173                         qwglDeleteContext(baseRC);baseRC = 0;
1174                         ReleaseDC(mainwindow, baseDC);baseDC = 0;
1175                         // eat up any messages waiting for us
1176                         while (PeekMessage (&msg, NULL, 0, 0, PM_REMOVE))
1177                         {
1178                                 TranslateMessage (&msg);
1179                                 DispatchMessage (&msg);
1180                         }
1181                 }
1182         }
1183
1184         /*
1185         if (!fullscreen)
1186                 SetWindowPos (mainwindow, NULL, CenterX, CenterY, 0, 0,SWP_NOSIZE | SWP_NOZORDER | SWP_SHOWWINDOW | SWP_DRAWFRAME);
1187         */
1188
1189         ShowWindow (mainwindow, SW_SHOWDEFAULT);
1190         UpdateWindow (mainwindow);
1191
1192         // now we try to make sure we get the focus on the mode switch, because
1193         // sometimes in some systems we don't.  We grab the foreground, then
1194         // finish setting up, pump all our messages, and sleep for a little while
1195         // to let messages finish bouncing around the system, then we put
1196         // ourselves at the top of the z order, then grab the foreground again,
1197         // Who knows if it helps, but it probably doesn't hurt
1198         SetForegroundWindow (mainwindow);
1199
1200         while (PeekMessage (&msg, NULL, 0, 0, PM_REMOVE))
1201         {
1202                 TranslateMessage (&msg);
1203                 DispatchMessage (&msg);
1204         }
1205
1206         Sleep (100);
1207
1208         SetWindowPos (mainwindow, HWND_TOP, 0, 0, 0, 0, SWP_DRAWFRAME | SWP_NOMOVE | SWP_NOSIZE | SWP_SHOWWINDOW | SWP_NOCOPYBITS);
1209
1210         SetForegroundWindow (mainwindow);
1211
1212         // fix the leftover Alt from any Alt-Tab or the like that switched us away
1213         ClearAllStates ();
1214
1215         gl_videosyncavailable = false;
1216
1217 // COMMANDLINEOPTION: Windows WGL: -novideosync disables WGL_EXT_swap_control
1218         gl_videosyncavailable = GL_CheckExtension("WGL_EXT_swap_control", wglswapintervalfuncs, "-novideosync", false);
1219
1220         GL_Init ();
1221
1222         //vid_menudrawfn = VID_MenuDraw;
1223         //vid_menukeyfn = VID_MenuKey;
1224         vid_usingmouse = false;
1225         vid_usingvsync = false;
1226         vid_hidden = false;
1227         vid_initialized = true;
1228
1229         IN_StartupMouse ();
1230         IN_StartupJoystick ();
1231
1232         if (gl_videosyncavailable)
1233         {
1234                 vid_usevsync = vid_vsync.integer;
1235                 vid_usingvsync = vid_vsync.integer;
1236                 qwglSwapIntervalEXT (vid_usevsync);
1237         }
1238
1239         return true;
1240 }
1241
1242 static void IN_Shutdown(void);
1243 void VID_Shutdown (void)
1244 {
1245         if(vid_initialized == false)
1246                 return;
1247
1248         VID_GrabMouse(false);
1249         VID_RestoreSystemGamma();
1250
1251         vid_initialized = false;
1252         IN_Shutdown();
1253         if (qwglMakeCurrent)
1254                 qwglMakeCurrent(NULL, NULL);
1255         if (baseRC && qwglDeleteContext)
1256                 qwglDeleteContext(baseRC);
1257         // close the library before we get rid of the window
1258         GL_CloseLibrary();
1259         if (baseDC && mainwindow)
1260                 ReleaseDC(mainwindow, baseDC);
1261         AppActivate(false, false);
1262         if (mainwindow)
1263                 DestroyWindow(mainwindow);
1264         mainwindow = 0;
1265         if (vid_isfullscreen)
1266                 ChangeDisplaySettings (NULL, 0);
1267         vid_isfullscreen = false;
1268 }
1269
1270 void VID_GrabMouse(qboolean grab)
1271 {
1272         static qboolean restore_spi;
1273         static int originalmouseparms[3];
1274
1275         if (!mouseinitialized)
1276                 return;
1277
1278         if (grab)
1279         {
1280                 if (!vid_usingmouse)
1281                 {
1282                         vid_usingmouse = true;
1283                         cl_ignoremousemoves = 2;
1284 #ifdef SUPPORTDIRECTX
1285                         if (dinput && g_pMouse)
1286                         {
1287                                 IDirectInputDevice_Acquire(g_pMouse);
1288                                 dinput_acquired = true;
1289                         }
1290                         else
1291 #endif
1292                         {
1293                                 RECT window_rect;
1294                                 window_rect.left = window_x;
1295                                 window_rect.top = window_y;
1296                                 window_rect.right = window_x + vid.width;
1297                                 window_rect.bottom = window_y + vid.height;
1298
1299                                 // change mouse settings to turn off acceleration
1300 // COMMANDLINEOPTION: Windows GDI Input: -noforcemparms disables setting of mouse parameters (not used with -dinput, windows only)
1301                                 if (!COM_CheckParm ("-noforcemparms") && SystemParametersInfo (SPI_GETMOUSE, 0, originalmouseparms, 0))
1302                                 {
1303                                         int newmouseparms[3];
1304                                         newmouseparms[0] = 0; // threshold to double movement (only if accel level is >= 1)
1305                                         newmouseparms[1] = 0; // threshold to quadruple movement (only if accel level is >= 2)
1306                                         newmouseparms[2] = 0; // maximum level of acceleration (0 = off)
1307                                         restore_spi = SystemParametersInfo (SPI_SETMOUSE, 0, newmouseparms, 0);
1308                                 }
1309                                 else
1310                                         restore_spi = false;
1311                                 SetCursorPos ((window_x + vid.width / 2), (window_y + vid.height / 2));
1312
1313                                 SetCapture (mainwindow);
1314                                 ClipCursor (&window_rect);
1315                         }
1316                         ShowCursor (false);
1317                 }
1318         }
1319         else
1320         {
1321                 if (vid_usingmouse)
1322                 {
1323                         vid_usingmouse = false;
1324                         cl_ignoremousemoves = 2;
1325 #ifdef SUPPORTDIRECTX
1326                         if (dinput_acquired)
1327                         {
1328                                 IDirectInputDevice_Unacquire(g_pMouse);
1329                                 dinput_acquired = false;
1330                         }
1331                         else
1332 #endif
1333                         {
1334                                 // restore system mouseparms if we changed them
1335                                 if (restore_spi)
1336                                         SystemParametersInfo (SPI_SETMOUSE, 0, originalmouseparms, 0);
1337                                 restore_spi = false;
1338                                 ClipCursor (NULL);
1339                                 ReleaseCapture ();
1340                         }
1341                         ShowCursor (true);
1342                 }
1343         }
1344 }
1345
1346
1347 #ifdef SUPPORTDIRECTX
1348 /*
1349 ===========
1350 IN_InitDInput
1351 ===========
1352 */
1353 static qboolean IN_InitDInput (void)
1354 {
1355     HRESULT             hr;
1356         DIPROPDWORD     dipdw = {
1357                 {
1358                         sizeof(DIPROPDWORD),        // diph.dwSize
1359                         sizeof(DIPROPHEADER),       // diph.dwHeaderSize
1360                         0,                          // diph.dwObj
1361                         DIPH_DEVICE,                // diph.dwHow
1362                 },
1363                 DINPUT_BUFFERSIZE,              // dwData
1364         };
1365
1366         if (!hInstDI)
1367         {
1368                 hInstDI = LoadLibrary("dinput.dll");
1369
1370                 if (hInstDI == NULL)
1371                 {
1372                         Con_Print("Couldn't load dinput.dll\n");
1373                         return false;
1374                 }
1375         }
1376
1377         if (!pDirectInputCreate)
1378         {
1379                 pDirectInputCreate = (void *)GetProcAddress(hInstDI,"DirectInputCreateA");
1380
1381                 if (!pDirectInputCreate)
1382                 {
1383                         Con_Print("Couldn't get DI proc addr\n");
1384                         return false;
1385                 }
1386         }
1387
1388 // register with DirectInput and get an IDirectInput to play with.
1389         hr = iDirectInputCreate(global_hInstance, DIRECTINPUT_VERSION, &g_pdi, NULL);
1390
1391         if (FAILED(hr))
1392         {
1393                 return false;
1394         }
1395
1396 // obtain an interface to the system mouse device.
1397         hr = IDirectInput_CreateDevice(g_pdi, &GUID_SysMouse, &g_pMouse, NULL);
1398
1399         if (FAILED(hr))
1400         {
1401                 Con_Print("Couldn't open DI mouse device\n");
1402                 return false;
1403         }
1404
1405 // set the data format to "mouse format".
1406         hr = IDirectInputDevice_SetDataFormat(g_pMouse, &c_dfDIMouse);
1407
1408         if (FAILED(hr))
1409         {
1410                 Con_Print("Couldn't set DI mouse format\n");
1411                 return false;
1412         }
1413
1414 // set the cooperativity level.
1415         hr = IDirectInputDevice_SetCooperativeLevel(g_pMouse, mainwindow,
1416                         DISCL_EXCLUSIVE | DISCL_FOREGROUND);
1417
1418         if (FAILED(hr))
1419         {
1420                 Con_Print("Couldn't set DI coop level\n");
1421                 return false;
1422         }
1423
1424
1425 // set the buffer size to DINPUT_BUFFERSIZE elements.
1426 // the buffer size is a DWORD property associated with the device
1427         hr = IDirectInputDevice_SetProperty(g_pMouse, DIPROP_BUFFERSIZE, &dipdw.diph);
1428
1429         if (FAILED(hr))
1430         {
1431                 Con_Print("Couldn't set DI buffersize\n");
1432                 return false;
1433         }
1434
1435         return true;
1436 }
1437 #endif
1438
1439
1440 /*
1441 ===========
1442 IN_StartupMouse
1443 ===========
1444 */
1445 static void IN_StartupMouse (void)
1446 {
1447         if (COM_CheckParm ("-nomouse"))
1448                 return;
1449
1450         mouseinitialized = true;
1451
1452 #ifdef SUPPORTDIRECTX
1453 // COMMANDLINEOPTION: Windows Input: -dinput enables DirectInput for mouse/joystick input
1454         if (COM_CheckParm ("-dinput"))
1455                 dinput = IN_InitDInput ();
1456
1457         if (dinput)
1458                 Con_Print("DirectInput initialized\n");
1459         else
1460                 Con_Print("DirectInput not initialized\n");
1461 #endif
1462
1463         mouse_buttons = 10;
1464 }
1465
1466
1467 /*
1468 ===========
1469 IN_MouseMove
1470 ===========
1471 */
1472 static void IN_MouseMove (void)
1473 {
1474         POINT current_pos;
1475
1476         GetCursorPos (&current_pos);
1477         in_windowmouse_x = current_pos.x - window_x;
1478         in_windowmouse_y = current_pos.y - window_y;
1479
1480         if (!vid_usingmouse)
1481                 return;
1482
1483 #ifdef SUPPORTDIRECTX
1484         if (dinput_acquired)
1485         {
1486                 int i;
1487                 DIDEVICEOBJECTDATA      od;
1488                 DWORD                           dwElements;
1489                 HRESULT                         hr;
1490
1491                 for (;;)
1492                 {
1493                         dwElements = 1;
1494
1495                         hr = IDirectInputDevice_GetDeviceData(g_pMouse,
1496                                         sizeof(DIDEVICEOBJECTDATA), &od, &dwElements, 0);
1497
1498                         if ((hr == DIERR_INPUTLOST) || (hr == DIERR_NOTACQUIRED))
1499                         {
1500                                 IDirectInputDevice_Acquire(g_pMouse);
1501                                 break;
1502                         }
1503
1504                         /* Unable to read data or no data available */
1505                         if (FAILED(hr) || dwElements == 0)
1506                                 break;
1507
1508                         /* Look at the element to see what happened */
1509
1510                         switch (od.dwOfs)
1511                         {
1512                                 case DIMOFS_X:
1513                                         in_mouse_x += (LONG) od.dwData;
1514                                         break;
1515
1516                                 case DIMOFS_Y:
1517                                         in_mouse_y += (LONG) od.dwData;
1518                                         break;
1519
1520                                 case DIMOFS_Z:
1521                                         if((LONG) od.dwData < 0)
1522                                         {
1523                                                 Key_Event (K_MWHEELDOWN, 0, true);
1524                                                 Key_Event (K_MWHEELDOWN, 0, false);
1525                                         }
1526                                         else if((LONG) od.dwData > 0)
1527                                         {
1528                                                 Key_Event (K_MWHEELUP, 0, true);
1529                                                 Key_Event (K_MWHEELUP, 0, false);
1530                                         }
1531                                         break;
1532
1533                                 case DIMOFS_BUTTON0:
1534                                         if (od.dwData & 0x80)
1535                                                 mstate_di |= 1;
1536                                         else
1537                                                 mstate_di &= ~1;
1538                                         break;
1539
1540                                 case DIMOFS_BUTTON1:
1541                                         if (od.dwData & 0x80)
1542                                                 mstate_di |= (1<<1);
1543                                         else
1544                                                 mstate_di &= ~(1<<1);
1545                                         break;
1546
1547                                 case DIMOFS_BUTTON2:
1548                                         if (od.dwData & 0x80)
1549                                                 mstate_di |= (1<<2);
1550                                         else
1551                                                 mstate_di &= ~(1<<2);
1552                                         break;
1553
1554                                 case DIMOFS_BUTTON3:
1555                                         if (od.dwData & 0x80)
1556                                                 mstate_di |= (1<<3);
1557                                         else
1558                                                 mstate_di &= ~(1<<3);
1559                                         break;
1560                         }
1561                 }
1562
1563                 // perform button actions
1564                 for (i=0 ; i<mouse_buttons && i < 16 ; i++)
1565                         if ((mstate_di ^ mouse_oldbuttonstate) & (1<<i))
1566                                 Key_Event (buttonremap[i], 0, (mstate_di & (1<<i)) != 0);
1567                 mouse_oldbuttonstate = mstate_di;
1568         }
1569         else
1570 #endif
1571         {
1572                 in_mouse_x += in_windowmouse_x - (int)(vid.width / 2);
1573                 in_mouse_y += in_windowmouse_y - (int)(vid.height / 2);
1574
1575                 // if the mouse has moved, force it to the center, so there's room to move
1576                 if (in_mouse_x || in_mouse_y)
1577                         SetCursorPos ((window_x + vid.width / 2), (window_y + vid.height / 2));
1578         }
1579 }
1580
1581
1582 /*
1583 ===========
1584 IN_Move
1585 ===========
1586 */
1587 void IN_Move (void)
1588 {
1589         if (vid_activewindow && !vid_hidden)
1590         {
1591                 IN_MouseMove ();
1592                 IN_JoyMove ();
1593         }
1594 }
1595
1596
1597 /*
1598 ===============
1599 IN_StartupJoystick
1600 ===============
1601 */
1602 static void IN_StartupJoystick (void)
1603 {
1604         int                     numdevs;
1605         JOYCAPS         jc;
1606         MMRESULT        mmr;
1607         mmr = 0;
1608
1609         // assume no joystick
1610         joy_avail = false;
1611
1612         // abort startup if user requests no joystick
1613 // COMMANDLINEOPTION: Windows Input: -nojoy disables joystick support, may be a small speed increase
1614         if (COM_CheckParm ("-nojoy"))
1615                 return;
1616
1617         // verify joystick driver is present
1618         if ((numdevs = joyGetNumDevs ()) == 0)
1619         {
1620                 Con_Print("\njoystick not found -- driver not present\n\n");
1621                 return;
1622         }
1623
1624         // cycle through the joystick ids for the first valid one
1625         for (joy_id=0 ; joy_id<numdevs ; joy_id++)
1626         {
1627                 memset (&ji, 0, sizeof(ji));
1628                 ji.dwSize = sizeof(ji);
1629                 ji.dwFlags = JOY_RETURNCENTERED;
1630
1631                 if ((mmr = joyGetPosEx (joy_id, &ji)) == JOYERR_NOERROR)
1632                         break;
1633         }
1634
1635         // abort startup if we didn't find a valid joystick
1636         if (mmr != JOYERR_NOERROR)
1637         {
1638                 Con_Printf("\njoystick not found -- no valid joysticks (%x)\n\n", mmr);
1639                 return;
1640         }
1641
1642         // get the capabilities of the selected joystick
1643         // abort startup if command fails
1644         memset (&jc, 0, sizeof(jc));
1645         if ((mmr = joyGetDevCaps (joy_id, &jc, sizeof(jc))) != JOYERR_NOERROR)
1646         {
1647                 Con_Printf("\njoystick not found -- invalid joystick capabilities (%x)\n\n", mmr);
1648                 return;
1649         }
1650
1651         // save the joystick's number of buttons and POV status
1652         joy_numbuttons = jc.wNumButtons;
1653         joy_haspov = jc.wCaps & JOYCAPS_HASPOV;
1654
1655         // old button and POV states default to no buttons pressed
1656         joy_oldbuttonstate = joy_oldpovstate = 0;
1657
1658         // mark the joystick as available and advanced initialization not completed
1659         // this is needed as cvars are not available during initialization
1660
1661         joy_avail = true;
1662         joy_advancedinit = false;
1663
1664         Con_Print("\njoystick detected\n\n");
1665 }
1666
1667
1668 /*
1669 ===========
1670 RawValuePointer
1671 ===========
1672 */
1673 static PDWORD RawValuePointer (int axis)
1674 {
1675         switch (axis)
1676         {
1677         case JOY_AXIS_X:
1678                 return &ji.dwXpos;
1679         case JOY_AXIS_Y:
1680                 return &ji.dwYpos;
1681         case JOY_AXIS_Z:
1682                 return &ji.dwZpos;
1683         case JOY_AXIS_R:
1684                 return &ji.dwRpos;
1685         case JOY_AXIS_U:
1686                 return &ji.dwUpos;
1687         case JOY_AXIS_V:
1688                 return &ji.dwVpos;
1689         }
1690         return NULL; // LordHavoc: hush compiler warning
1691 }
1692
1693
1694 /*
1695 ===========
1696 Joy_AdvancedUpdate_f
1697 ===========
1698 */
1699 static void Joy_AdvancedUpdate_f (void)
1700 {
1701
1702         // called once by IN_ReadJoystick and by user whenever an update is needed
1703         // cvars are now available
1704         int     i;
1705         DWORD dwTemp;
1706
1707         // initialize all the maps
1708         for (i = 0; i < JOY_MAX_AXES; i++)
1709         {
1710                 dwAxisMap[i] = AxisNada;
1711                 dwControlMap[i] = JOY_ABSOLUTE_AXIS;
1712                 pdwRawValue[i] = RawValuePointer(i);
1713         }
1714
1715         if( joy_advanced.integer == 0)
1716         {
1717                 // default joystick initialization
1718                 // 2 axes only with joystick control
1719                 dwAxisMap[JOY_AXIS_X] = AxisTurn;
1720                 // dwControlMap[JOY_AXIS_X] = JOY_ABSOLUTE_AXIS;
1721                 dwAxisMap[JOY_AXIS_Y] = AxisForward;
1722                 // dwControlMap[JOY_AXIS_Y] = JOY_ABSOLUTE_AXIS;
1723         }
1724         else
1725         {
1726                 if (strcmp (joy_name.string, "joystick") != 0)
1727                 {
1728                         // notify user of advanced controller
1729                         Con_Printf("\n%s configured\n\n", joy_name.string);
1730                 }
1731
1732                 // advanced initialization here
1733                 // data supplied by user via joy_axisn cvars
1734                 dwTemp = (DWORD) joy_advaxisx.value;
1735                 dwAxisMap[JOY_AXIS_X] = dwTemp & 0x0000000f;
1736                 dwControlMap[JOY_AXIS_X] = dwTemp & JOY_RELATIVE_AXIS;
1737                 dwTemp = (DWORD) joy_advaxisy.value;
1738                 dwAxisMap[JOY_AXIS_Y] = dwTemp & 0x0000000f;
1739                 dwControlMap[JOY_AXIS_Y] = dwTemp & JOY_RELATIVE_AXIS;
1740                 dwTemp = (DWORD) joy_advaxisz.value;
1741                 dwAxisMap[JOY_AXIS_Z] = dwTemp & 0x0000000f;
1742                 dwControlMap[JOY_AXIS_Z] = dwTemp & JOY_RELATIVE_AXIS;
1743                 dwTemp = (DWORD) joy_advaxisr.value;
1744                 dwAxisMap[JOY_AXIS_R] = dwTemp & 0x0000000f;
1745                 dwControlMap[JOY_AXIS_R] = dwTemp & JOY_RELATIVE_AXIS;
1746                 dwTemp = (DWORD) joy_advaxisu.value;
1747                 dwAxisMap[JOY_AXIS_U] = dwTemp & 0x0000000f;
1748                 dwControlMap[JOY_AXIS_U] = dwTemp & JOY_RELATIVE_AXIS;
1749                 dwTemp = (DWORD) joy_advaxisv.value;
1750                 dwAxisMap[JOY_AXIS_V] = dwTemp & 0x0000000f;
1751                 dwControlMap[JOY_AXIS_V] = dwTemp & JOY_RELATIVE_AXIS;
1752         }
1753
1754         // compute the axes to collect from DirectInput
1755         joy_flags = JOY_RETURNCENTERED | JOY_RETURNBUTTONS | JOY_RETURNPOV;
1756         for (i = 0; i < JOY_MAX_AXES; i++)
1757         {
1758                 if (dwAxisMap[i] != AxisNada)
1759                 {
1760                         joy_flags |= dwAxisFlags[i];
1761                 }
1762         }
1763 }
1764
1765 /*
1766 ===============
1767 IN_ReadJoystick
1768 ===============
1769 */
1770 static qboolean IN_ReadJoystick (void)
1771 {
1772
1773         memset (&ji, 0, sizeof(ji));
1774         ji.dwSize = sizeof(ji);
1775         ji.dwFlags = joy_flags;
1776
1777         if (joyGetPosEx (joy_id, &ji) == JOYERR_NOERROR)
1778         {
1779                 // this is a hack -- there is a bug in the Logitech WingMan Warrior DirectInput Driver
1780                 // rather than having 32768 be the zero point, they have the zero point at 32668
1781                 // go figure -- anyway, now we get the full resolution out of the device
1782                 if (joy_wwhack1.integer != 0.0)
1783                 {
1784                         ji.dwUpos += 100;
1785                 }
1786                 return true;
1787         }
1788         else
1789         {
1790                 // read error occurred
1791                 // turning off the joystick seems too harsh for 1 read error,
1792                 // but what should be done?
1793                 return false;
1794         }
1795 }
1796
1797
1798 /*
1799 ===========
1800 IN_JoyMove
1801 ===========
1802 */
1803 static void IN_JoyMove (void)
1804 {
1805         float   speed, aspeed;
1806         float   fAxisValue, fTemp;
1807         int             i, mouselook = (in_mlook.state & 1) || freelook.integer;
1808
1809         // complete initialization if first time in
1810         // this is needed as cvars are not available at initialization time
1811         if( joy_advancedinit != true )
1812         {
1813                 Joy_AdvancedUpdate_f();
1814                 joy_advancedinit = true;
1815         }
1816
1817         if (joy_avail)
1818         {
1819                 int             i, key_index;
1820                 DWORD   buttonstate, povstate;
1821
1822                 // loop through the joystick buttons
1823                 // key a joystick event or auxillary event for higher number buttons for each state change
1824                 buttonstate = ji.dwButtons;
1825                 for (i=0 ; i < (int) joy_numbuttons ; i++)
1826                 {
1827                         if ( (buttonstate & (1<<i)) && !(joy_oldbuttonstate & (1<<i)) )
1828                         {
1829                                 key_index = (i < 16) ? K_JOY1 : K_AUX1;
1830                                 Key_Event (key_index + i, 0, true);
1831                         }
1832
1833                         if ( !(buttonstate & (1<<i)) && (joy_oldbuttonstate & (1<<i)) )
1834                         {
1835                                 key_index = (i < 16) ? K_JOY1 : K_AUX1;
1836                                 Key_Event (key_index + i, 0, false);
1837                         }
1838                 }
1839                 joy_oldbuttonstate = buttonstate;
1840
1841                 if (joy_haspov)
1842                 {
1843                         // convert POV information into 4 bits of state information
1844                         // this avoids any potential problems related to moving from one
1845                         // direction to another without going through the center position
1846                         povstate = 0;
1847                         if(ji.dwPOV != JOY_POVCENTERED)
1848                         {
1849                                 if (ji.dwPOV == JOY_POVFORWARD)
1850                                         povstate |= 0x01;
1851                                 if (ji.dwPOV == JOY_POVRIGHT)
1852                                         povstate |= 0x02;
1853                                 if (ji.dwPOV == JOY_POVBACKWARD)
1854                                         povstate |= 0x04;
1855                                 if (ji.dwPOV == JOY_POVLEFT)
1856                                         povstate |= 0x08;
1857                         }
1858                         // determine which bits have changed and key an auxillary event for each change
1859                         for (i=0 ; i < 4 ; i++)
1860                         {
1861                                 if ( (povstate & (1<<i)) && !(joy_oldpovstate & (1<<i)) )
1862                                 {
1863                                         Key_Event (K_AUX29 + i, 0, true);
1864                                 }
1865
1866                                 if ( !(povstate & (1<<i)) && (joy_oldpovstate & (1<<i)) )
1867                                 {
1868                                         Key_Event (K_AUX29 + i, 0, false);
1869                                 }
1870                         }
1871                         joy_oldpovstate = povstate;
1872                 }
1873         }
1874
1875         // verify joystick is available and that the user wants to use it
1876         if (!joy_avail || !in_joystick.integer)
1877         {
1878                 return;
1879         }
1880
1881         // collect the joystick data, if possible
1882         if (IN_ReadJoystick () != true)
1883         {
1884                 return;
1885         }
1886
1887         if (in_speed.state & 1)
1888                 speed = cl_movespeedkey.value;
1889         else
1890                 speed = 1;
1891         // LordHavoc: viewzoom affects sensitivity for sniping
1892         aspeed = speed * cl.realframetime * cl.viewzoom;
1893
1894         // loop through the axes
1895         for (i = 0; i < JOY_MAX_AXES; i++)
1896         {
1897                 // get the floating point zero-centered, potentially-inverted data for the current axis
1898                 fAxisValue = (float) *pdwRawValue[i];
1899                 // move centerpoint to zero
1900                 fAxisValue -= 32768.0;
1901
1902                 if (joy_wwhack2.integer != 0.0)
1903                 {
1904                         if (dwAxisMap[i] == AxisTurn)
1905                         {
1906                                 // this is a special formula for the Logitech WingMan Warrior
1907                                 // y=ax^b; where a = 300 and b = 1.3
1908                                 // also x values are in increments of 800 (so this is factored out)
1909                                 // then bounds check result to level out excessively high spin rates
1910                                 fTemp = 300.0 * pow(abs(fAxisValue) / 800.0, 1.3);
1911                                 if (fTemp > 14000.0)
1912                                         fTemp = 14000.0;
1913                                 // restore direction information
1914                                 fAxisValue = (fAxisValue > 0.0) ? fTemp : -fTemp;
1915                         }
1916                 }
1917
1918                 // convert range from -32768..32767 to -1..1
1919                 fAxisValue /= 32768.0;
1920
1921                 switch (dwAxisMap[i])
1922                 {
1923                 case AxisForward:
1924                         if ((joy_advanced.integer == 0) && mouselook)
1925                         {
1926                                 // user wants forward control to become look control
1927                                 if (fabs(fAxisValue) > joy_pitchthreshold.value)
1928                                 {
1929                                         // if mouse invert is on, invert the joystick pitch value
1930                                         // only absolute control support here (joy_advanced is false)
1931                                         if (m_pitch.value < 0.0)
1932                                         {
1933                                                 cl.viewangles[PITCH] -= (fAxisValue * joy_pitchsensitivity.value) * aspeed * cl_pitchspeed.value;
1934                                         }
1935                                         else
1936                                         {
1937                                                 cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity.value) * aspeed * cl_pitchspeed.value;
1938                                         }
1939                                         V_StopPitchDrift();
1940                                 }
1941                                 else
1942                                 {
1943                                         // no pitch movement
1944                                         // disable pitch return-to-center unless requested by user
1945                                         // *** this code can be removed when the lookspring bug is fixed
1946                                         // *** the bug always has the lookspring feature on
1947                                         if(lookspring.value == 0.0)
1948                                                 V_StopPitchDrift();
1949                                 }
1950                         }
1951                         else
1952                         {
1953                                 // user wants forward control to be forward control
1954                                 if (fabs(fAxisValue) > joy_forwardthreshold.value)
1955                                 {
1956                                         cl.cmd.forwardmove += (fAxisValue * joy_forwardsensitivity.value) * speed * cl_forwardspeed.value;
1957                                 }
1958                         }
1959                         break;
1960
1961                 case AxisSide:
1962                         if (fabs(fAxisValue) > joy_sidethreshold.value)
1963                         {
1964                                 cl.cmd.sidemove += (fAxisValue * joy_sidesensitivity.value) * speed * cl_sidespeed.value;
1965                         }
1966                         break;
1967
1968                 case AxisTurn:
1969                         if ((in_strafe.state & 1) || (lookstrafe.integer && mouselook))
1970                         {
1971                                 // user wants turn control to become side control
1972                                 if (fabs(fAxisValue) > joy_sidethreshold.value)
1973                                 {
1974                                         cl.cmd.sidemove -= (fAxisValue * joy_sidesensitivity.value) * speed * cl_sidespeed.value;
1975                                 }
1976                         }
1977                         else
1978                         {
1979                                 // user wants turn control to be turn control
1980                                 if (fabs(fAxisValue) > joy_yawthreshold.value)
1981                                 {
1982                                         if(dwControlMap[i] == JOY_ABSOLUTE_AXIS)
1983                                         {
1984                                                 cl.viewangles[YAW] += (fAxisValue * joy_yawsensitivity.value) * aspeed * cl_yawspeed.value;
1985                                         }
1986                                         else
1987                                         {
1988                                                 cl.viewangles[YAW] += (fAxisValue * joy_yawsensitivity.value) * speed * 180.0;
1989                                         }
1990
1991                                 }
1992                         }
1993                         break;
1994
1995                 case AxisLook:
1996                         if (mouselook)
1997                         {
1998                                 if (fabs(fAxisValue) > joy_pitchthreshold.value)
1999                                 {
2000                                         // pitch movement detected and pitch movement desired by user
2001                                         if(dwControlMap[i] == JOY_ABSOLUTE_AXIS)
2002                                         {
2003                                                 cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity.value) * aspeed * cl_pitchspeed.value;
2004                                         }
2005                                         else
2006                                         {
2007                                                 cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity.value) * speed * 180.0;
2008                                         }
2009                                         V_StopPitchDrift();
2010                                 }
2011                                 else
2012                                 {
2013                                         // no pitch movement
2014                                         // disable pitch return-to-center unless requested by user
2015                                         // *** this code can be removed when the lookspring bug is fixed
2016                                         // *** the bug always has the lookspring feature on
2017                                         if(lookspring.integer == 0)
2018                                                 V_StopPitchDrift();
2019                                 }
2020                         }
2021                         break;
2022
2023                 default:
2024                         break;
2025                 }
2026         }
2027 }
2028
2029 static void IN_Init(void)
2030 {
2031         uiWheelMessage = RegisterWindowMessage ( "MSWHEEL_ROLLMSG" );
2032
2033         // joystick variables
2034         Cvar_RegisterVariable (&in_joystick);
2035         Cvar_RegisterVariable (&joy_name);
2036         Cvar_RegisterVariable (&joy_advanced);
2037         Cvar_RegisterVariable (&joy_advaxisx);
2038         Cvar_RegisterVariable (&joy_advaxisy);
2039         Cvar_RegisterVariable (&joy_advaxisz);
2040         Cvar_RegisterVariable (&joy_advaxisr);
2041         Cvar_RegisterVariable (&joy_advaxisu);
2042         Cvar_RegisterVariable (&joy_advaxisv);
2043         Cvar_RegisterVariable (&joy_forwardthreshold);
2044         Cvar_RegisterVariable (&joy_sidethreshold);
2045         Cvar_RegisterVariable (&joy_pitchthreshold);
2046         Cvar_RegisterVariable (&joy_yawthreshold);
2047         Cvar_RegisterVariable (&joy_forwardsensitivity);
2048         Cvar_RegisterVariable (&joy_sidesensitivity);
2049         Cvar_RegisterVariable (&joy_pitchsensitivity);
2050         Cvar_RegisterVariable (&joy_yawsensitivity);
2051         Cvar_RegisterVariable (&joy_wwhack1);
2052         Cvar_RegisterVariable (&joy_wwhack2);
2053         Cvar_RegisterVariable (&vid_forcerefreshrate);
2054         Cmd_AddCommand ("joyadvancedupdate", Joy_AdvancedUpdate_f, "applies current joyadv* cvar settings to the joystick driver");
2055 }
2056
2057 static void IN_Shutdown(void)
2058 {
2059 #ifdef SUPPORTDIRECTX
2060         if (g_pMouse)
2061                 IDirectInputDevice_Release(g_pMouse);
2062         g_pMouse = NULL;
2063
2064         if (g_pdi)
2065                 IDirectInput_Release(g_pdi);
2066         g_pdi = NULL;
2067 #endif
2068 }