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 void IN_Activate (qboolean grab);
 125
 126 static qboolean mouseinitialized;
 127
 128 #ifdef SUPPORTDIRECTX
 129 static qboolean dinput;
 130 #define DINPUT_BUFFERSIZE           16
 131 #define iDirectInputCreate(a,b,c,d)     pDirectInputCreate(a,b,c,d)
 132
 133 static HRESULT (WINAPI *pDirectInputCreate)(HINSTANCE hinst, DWORD dwVersion, LPDIRECTINPUT * lplpDirectInput, LPUNKNOWN punkOuter);
 134 #endif
 135
 136 // LordHavoc: thanks to backslash for this support for mouse buttons 4 and 5
 137 /* backslash :: imouse explorer buttons */
 138 /* These are #ifdefed out for non-Win2K in the February 2001 version of
 139    MS's platform SDK, but we need them for compilation. . . */
 140 #ifndef WM_XBUTTONDOWN
 141    #define WM_XBUTTONDOWN      0x020B
 142    #define WM_XBUTTONUP      0x020C
 143 #endif
 144 #ifndef MK_XBUTTON1
 145    #define MK_XBUTTON1         0x0020
 146    #define MK_XBUTTON2         0x0040
 147 #endif
 148 #ifndef MK_XBUTTON3
 149 // LordHavoc: lets hope this allows more buttons in the future...
 150    #define MK_XBUTTON3         0x0080
 151    #define MK_XBUTTON4         0x0100
 152    #define MK_XBUTTON5         0x0200
 153    #define MK_XBUTTON6         0x0400
 154    #define MK_XBUTTON7         0x0800
 155 #endif
 156 /* :: backslash */
 157
 158 // mouse variables
 159 static int                      mouse_buttons;
 160 static int                      mouse_oldbuttonstate;
 161
 162 static unsigned int uiWheelMessage;
 163 #ifdef SUPPORTDIRECTX
 164 static qboolean dinput_acquired;
 165
 166 static unsigned int             mstate_di;
 167 #endif
 168
 169 // joystick defines and variables
 170 // where should defines be moved?
 171 #define JOY_ABSOLUTE_AXIS       0x00000000              // control like a joystick
 172 #define JOY_RELATIVE_AXIS       0x00000010              // control like a mouse, spinner, trackball
 173 #define JOY_MAX_AXES            6                               // X, Y, Z, R, U, V
 174 #define JOY_AXIS_X                      0
 175 #define JOY_AXIS_Y                      1
 176 #define JOY_AXIS_Z                      2
 177 #define JOY_AXIS_R                      3
 178 #define JOY_AXIS_U                      4
 179 #define JOY_AXIS_V                      5
 180
 181 enum _ControlList
 182 {
 183         AxisNada = 0, AxisForward, AxisLook, AxisSide, AxisTurn
 184 };
 185
 186 static DWORD    dwAxisFlags[JOY_MAX_AXES] =
 187 {
 188         JOY_RETURNX, JOY_RETURNY, JOY_RETURNZ, JOY_RETURNR, JOY_RETURNU, JOY_RETURNV
 189 };
 190
 191 static DWORD    dwAxisMap[JOY_MAX_AXES];
 192 static DWORD    dwControlMap[JOY_MAX_AXES];
 193 static PDWORD   pdwRawValue[JOY_MAX_AXES];
 194
 195 // none of these cvars are saved over a session
 196 // this means that advanced controller configuration needs to be executed
 197 // each time.  this avoids any problems with getting back to a default usage
 198 // or when changing from one controller to another.  this way at least something
 199 // works.
 200 static cvar_t in_joystick = {CVAR_SAVE, "joystick","0", "enables joysticks"};
 201 static cvar_t joy_name = {0, "joyname", "joystick", "name of joystick to use (informational only, used only by joyadvanced 1 mode)"};
 202 static cvar_t joy_advanced = {0, "joyadvanced", "0", "use more than 2 axis joysticks (configuring this is very technical)"};
 203 static cvar_t joy_advaxisx = {0, "joyadvaxisx", "0", "axis mapping for joyadvanced 1 mode"};
 204 static cvar_t joy_advaxisy = {0, "joyadvaxisy", "0", "axis mapping for joyadvanced 1 mode"};
 205 static cvar_t joy_advaxisz = {0, "joyadvaxisz", "0", "axis mapping for joyadvanced 1 mode"};
 206 static cvar_t joy_advaxisr = {0, "joyadvaxisr", "0", "axis mapping for joyadvanced 1 mode"};
 207 static cvar_t joy_advaxisu = {0, "joyadvaxisu", "0", "axis mapping for joyadvanced 1 mode"};
 208 static cvar_t joy_advaxisv = {0, "joyadvaxisv", "0", "axis mapping for joyadvanced 1 mode"};
 209 static cvar_t joy_forwardthreshold = {0, "joyforwardthreshold", "0.15", "minimum joystick movement necessary to move forward"};
 210 static cvar_t joy_sidethreshold = {0, "joysidethreshold", "0.15", "minimum joystick movement necessary to move sideways (strafing)"};
 211 static cvar_t joy_pitchthreshold = {0, "joypitchthreshold", "0.15", "minimum joystick movement necessary to look up/down"};
 212 static cvar_t joy_yawthreshold = {0, "joyyawthreshold", "0.15", "minimum joystick movement necessary to turn left/right"};
 213 static cvar_t joy_forwardsensitivity = {0, "joyforwardsensitivity", "-1.0", "how fast the joystick moves forward"};
 214 static cvar_t joy_sidesensitivity = {0, "joysidesensitivity", "-1.0", "how fast the joystick moves sideways (strafing)"};
 215 static cvar_t joy_pitchsensitivity = {0, "joypitchsensitivity", "1.0", "how fast the joystick looks up/down"};
 216 static cvar_t joy_yawsensitivity = {0, "joyyawsensitivity", "-1.0", "how fast the joystick turns left/right"};
 217 static cvar_t joy_wwhack1 = {0, "joywwhack1", "0.0", "special hack for wingman warrior"};
 218 static cvar_t joy_wwhack2 = {0, "joywwhack2", "0.0", "special hack for wingman warrior"};
 219
 220 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"};
 221
 222 static qboolean joy_avail, joy_advancedinit, joy_haspov;
 223 static DWORD            joy_oldbuttonstate, joy_oldpovstate;
 224
 225 static int                      joy_id;
 226 static DWORD            joy_flags;
 227 static DWORD            joy_numbuttons;
 228
 229 #ifdef SUPPORTDIRECTX
 230 static LPDIRECTINPUT            g_pdi;
 231 static LPDIRECTINPUTDEVICE      g_pMouse;
 232 static HINSTANCE hInstDI;
 233 #endif
 234
 235 static JOYINFOEX        ji;
 236
 237 // forward-referenced functions
 238 static void IN_StartupJoystick (void);
 239 static void Joy_AdvancedUpdate_f (void);
 240 static void IN_JoyMove (void);
 241 static void IN_StartupMouse (void);
 242
 243
 244 //====================================
 245
 246 void VID_Finish (qboolean allowmousegrab)
 247 {
 248         qboolean vid_usemouse;
 249
 250         vid_usevsync = vid_vsync.integer && !cls.timedemo && gl_videosyncavailable;
 251         if (vid_usingvsync != vid_usevsync && gl_videosyncavailable)
 252         {
 253                 vid_usingvsync = vid_usevsync;
 254                 qwglSwapIntervalEXT (vid_usevsync);
 255         }
 256
 257 // handle the mouse state when windowed if that's changed
 258         vid_usemouse = false;
 259         if (allowmousegrab && vid_mouse.integer && !key_consoleactive && (key_dest != key_game || !cls.demoplayback))
 260                 vid_usemouse = true;
 261         if (vid_isfullscreen)
 262                 vid_usemouse = true;
 263         if (!vid_activewindow)
 264                 vid_usemouse = false;
 265         IN_Activate(vid_usemouse);
 266
 267         if (r_render.integer && !vid_hidden)
 268         {
 269                 CHECKGLERROR
 270                 if (r_speeds.integer || gl_finish.integer)
 271                 {
 272                         qglFinish();CHECKGLERROR
 273                 }
 274                 SwapBuffers(baseDC);
 275         }
 276
 277         // make sure a context switch can happen every frame - Logitech drivers
 278         // input drivers sometimes eat cpu time every 3 seconds or lag badly
 279         // without this help
 280         Sleep(0);
 281
 282         VID_UpdateGamma(false, 256);
 283 }
 284
 285 //==========================================================================
 286
 287
 288
 289
 290 static unsigned char scantokey[128] =
 291 {
 292 //  0           1       2    3     4     5       6       7      8         9      A          B           C       D           E           F
 293         0          ,27    ,'1'  ,'2'  ,'3'  ,'4'    ,'5'    ,'6'   ,'7'      ,'8'   ,'9'       ,'0'        ,'-'   ,'='         ,K_BACKSPACE,9    ,//0
 294         'q'        ,'w'   ,'e'  ,'r'  ,'t'  ,'y'    ,'u'    ,'i'   ,'o'      ,'p'   ,'['       ,']'        ,13    ,K_CTRL      ,'a'        ,'s'  ,//1
 295         'd'        ,'f'   ,'g'  ,'h'  ,'j'  ,'k'    ,'l'    ,';'   ,'\''     ,'`'   ,K_SHIFT   ,'\\'       ,'z'   ,'x'         ,'c'        ,'v'  ,//2
 296         'b'        ,'n'   ,'m'  ,','  ,'.'  ,'/'    ,K_SHIFT,'*'   ,K_ALT    ,' '   ,0         ,K_F1       ,K_F2  ,K_F3        ,K_F4       ,K_F5 ,//3
 297         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
 298         K_DOWNARROW,K_PGDN,K_INS,K_DEL,0    ,0      ,0      ,K_F11 ,K_F12    ,0     ,0         ,0          ,0     ,0           ,0          ,0    ,//5
 299         0          ,0     ,0    ,0    ,0    ,0      ,0      ,0     ,0        ,0     ,0         ,0          ,0     ,0           ,0          ,0    ,//6
 300         0          ,0     ,0    ,0    ,0    ,0      ,0      ,0     ,0        ,0     ,0         ,0          ,0     ,0           ,0          ,0     //7
 301 };
 302
 303
 304 /*
 305 =======
 306 MapKey
 307
 308 Map from windows to quake keynums
 309 =======
 310 */
 311 static int MapKey (int key, int virtualkey)
 312 {
 313         int result;
 314         int modified = (key >> 16) & 255;
 315         qboolean is_extended = false;
 316
 317         if (modified < 128 && scantokey[modified])
 318                 result = scantokey[modified];
 319         else
 320         {
 321                 result = 0;
 322                 Con_DPrintf("key 0x%02x (0x%8x, 0x%8x) has no translation\n", modified, key, virtualkey);
 323         }
 324
 325         if (key & (1 << 24))
 326                 is_extended = true;
 327
 328         if ( !is_extended )
 329         {
 330                 switch ( result )
 331                 {
 332                 case K_HOME:
 333                         return K_KP_HOME;
 334                 case K_UPARROW:
 335                         return K_KP_UPARROW;
 336                 case K_PGUP:
 337                         return K_KP_PGUP;
 338                 case K_LEFTARROW:
 339                         return K_KP_LEFTARROW;
 340                 case K_RIGHTARROW:
 341                         return K_KP_RIGHTARROW;
 342                 case K_END:
 343                         return K_KP_END;
 344                 case K_DOWNARROW:
 345                         return K_KP_DOWNARROW;
 346                 case K_PGDN:
 347                         return K_KP_PGDN;
 348                 case K_INS:
 349                         return K_KP_INS;
 350                 case K_DEL:
 351                         return K_KP_DEL;
 352                 default:
 353                         return result;
 354                 }
 355         }
 356         else
 357         {
 358                 switch ( result )
 359                 {
 360                 case 0x0D:
 361                         return K_KP_ENTER;
 362                 case 0x2F:
 363                         return K_KP_SLASH;
 364                 case 0xAF:
 365                         return K_KP_PLUS;
 366                 }
 367                 return result;
 368         }
 369 }
 370
 371 /*
 372 ===================================================================
 373
 374 MAIN WINDOW
 375
 376 ===================================================================
 377 */
 378
 379 /*
 380 ================
 381 ClearAllStates
 382 ================
 383 */
 384 static void ClearAllStates (void)
 385 {
 386         Key_ClearStates ();
 387         if (vid_usingmouse)
 388                 mouse_oldbuttonstate = 0;
 389 }
 390
 391 void AppActivate(BOOL fActive, BOOL minimize)
 392 /****************************************************************************
 393 *
 394 * Function:     AppActivate
 395 * Parameters:   fActive - True if app is activating
 396 *
 397 * Description:  If the application is activating, then swap the system
 398 *               into SYSPAL_NOSTATIC mode so that our palettes will display
 399 *               correctly.
 400 *
 401 ****************************************************************************/
 402 {
 403         static qboolean sound_active = false;  // initially blocked by Sys_InitConsole()
 404
 405         vid_activewindow = fActive;
 406         vid_hidden = minimize;
 407
 408         // enable/disable sound on focus gain/loss
 409         if (!vid_hidden && (vid_activewindow || !snd_mutewhenidle.integer))
 410         {
 411                 if (!sound_active)
 412                 {
 413                         S_UnblockSound ();
 414                         sound_active = true;
 415                 }
 416         }
 417         else
 418         {
 419                 if (sound_active)
 420                 {
 421                         S_BlockSound ();
 422                         sound_active = false;
 423                 }
 424         }
 425
 426         if (fActive)
 427         {
 428                 if (vid_isfullscreen)
 429                 {
 430                         if (vid_wassuspended)
 431                         {
 432                                 vid_wassuspended = false;
 433                                 ChangeDisplaySettings (&gdevmode, CDS_FULLSCREEN);
 434                                 ShowWindow(mainwindow, SW_SHOWNORMAL);
 435                         }
 436
 437                         // LordHavoc: from dabb, fix for alt-tab bug in NVidia drivers
 438                         MoveWindow(mainwindow,0,0,gdevmode.dmPelsWidth,gdevmode.dmPelsHeight,false);
 439                 }
 440         }
 441
 442         if (!fActive)
 443         {
 444                 IN_Activate (false);
 445                 if (vid_isfullscreen)
 446                 {
 447                         ChangeDisplaySettings (NULL, 0);
 448                         vid_wassuspended = true;
 449                 }
 450                 VID_RestoreSystemGamma();
 451         }
 452 }
 453
 454 //TODO: move it around in vid_wgl.c since I dont think this is the right position
 455 void Sys_SendKeyEvents (void)
 456 {
 457         MSG msg;
 458
 459         while (PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE))
 460         {
 461                 if (!GetMessage (&msg, NULL, 0, 0))
 462                         Sys_Quit (1);
 463
 464                 TranslateMessage (&msg);
 465                 DispatchMessage (&msg);
 466         }
 467 }
 468
 469 LONG CDAudio_MessageHandler(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
 470
 471 static keynum_t buttonremap[16] =
 472 {
 473         K_MOUSE1,
 474         K_MOUSE2,
 475         K_MOUSE3,
 476         K_MOUSE4,
 477         K_MOUSE5,
 478         K_MOUSE6,
 479         K_MOUSE7,
 480         K_MOUSE8,
 481         K_MOUSE9,
 482         K_MOUSE10,
 483         K_MOUSE11,
 484         K_MOUSE12,
 485         K_MOUSE13,
 486         K_MOUSE14,
 487         K_MOUSE15,
 488         K_MOUSE16,
 489 };
 490
 491 /* main window procedure */
 492 LONG WINAPI MainWndProc (HWND hWnd, UINT uMsg, WPARAM  wParam, LPARAM lParam)
 493 {
 494         LONG    lRet = 1;
 495         int             fActive, fMinimized, temp;
 496         char    state[256];
 497         char    asciichar[4];
 498         int             vkey;
 499         int             charlength;
 500         qboolean down = false;
 501
 502         if ( uMsg == uiWheelMessage )
 503                 uMsg = WM_MOUSEWHEEL;
 504
 505         switch (uMsg)
 506         {
 507                 case WM_KILLFOCUS:
 508                         if (vid_isfullscreen)
 509                                 ShowWindow(mainwindow, SW_SHOWMINNOACTIVE);
 510                         break;
 511
 512                 case WM_CREATE:
 513                         break;
 514
 515                 case WM_MOVE:
 516                         window_x = (int) LOWORD(lParam);
 517                         window_y = (int) HIWORD(lParam);
 518                         IN_Activate(false);
 519                         break;
 520
 521                 case WM_KEYDOWN:
 522                 case WM_SYSKEYDOWN:
 523                         down = true;
 524                 case WM_KEYUP:
 525                 case WM_SYSKEYUP:
 526                         vkey = MapKey(lParam, wParam);
 527                         GetKeyboardState (state);
 528                         // alt/ctrl/shift tend to produce funky ToAscii values,
 529                         // and if it's not a single character we don't know care about it
 530                         charlength = ToAscii (wParam, lParam >> 16, state, (unsigned short *)asciichar, 0);
 531                         if (vkey == K_ALT || vkey == K_CTRL || vkey == K_SHIFT || charlength == 0)
 532                                 asciichar[0] = 0;
 533                         else if( charlength == 2 ) {
 534                                 asciichar[0] = asciichar[1];
 535                         }
 536                         Key_Event (vkey, asciichar[0], down);
 537                         break;
 538
 539                 case WM_SYSCHAR:
 540                 // keep Alt-Space from happening
 541                         break;
 542
 543                 case WM_SYSCOMMAND:
 544                         // prevent screensaver from occuring while the active window
 545                         if (vid_activewindow && ((wParam & 0xFFF0) == SC_SCREENSAVE || (wParam & 0xFFF0) == SC_MONITORPOWER))
 546                                 lRet = 0;; // note: password-locked screensavers on Vista still work
 547                         break;
 548
 549         // this is complicated because Win32 seems to pack multiple mouse events into
 550         // one update sometimes, so we always check all states and look for events
 551                 case WM_LBUTTONDOWN:
 552                 case WM_LBUTTONUP:
 553                 case WM_RBUTTONDOWN:
 554                 case WM_RBUTTONUP:
 555                 case WM_MBUTTONDOWN:
 556                 case WM_MBUTTONUP:
 557                 case WM_XBUTTONDOWN:   // backslash :: imouse explorer buttons
 558                 case WM_XBUTTONUP:      // backslash :: imouse explorer buttons
 559                 case WM_MOUSEMOVE:
 560                         temp = 0;
 561
 562                         if (wParam & MK_LBUTTON)
 563                                 temp |= 1;
 564
 565                         if (wParam & MK_RBUTTON)
 566                                 temp |= 2;
 567
 568                         if (wParam & MK_MBUTTON)
 569                                 temp |= 4;
 570
 571                         /* backslash :: imouse explorer buttons */
 572                         if (wParam & MK_XBUTTON1)
 573                                 temp |= 8;
 574
 575                         if (wParam & MK_XBUTTON2)
 576                                 temp |= 16;
 577                         /* :: backslash */
 578
 579                         // LordHavoc: lets hope this allows more buttons in the future...
 580                         if (wParam & MK_XBUTTON3)
 581                                 temp |= 32;
 582                         if (wParam & MK_XBUTTON4)
 583                                 temp |= 64;
 584                         if (wParam & MK_XBUTTON5)
 585                                 temp |= 128;
 586                         if (wParam & MK_XBUTTON6)
 587                                 temp |= 256;
 588                         if (wParam & MK_XBUTTON7)
 589                                 temp |= 512;
 590
 591 #ifdef SUPPORTDIRECTX
 592                         if (vid_usingmouse && !dinput_acquired)
 593 #else
 594                         if (vid_usingmouse)
 595 #endif
 596                         {
 597                                 // perform button actions
 598                                 int i;
 599                                 for (i=0 ; i<mouse_buttons && i < 16 ; i++)
 600                                         if ((temp ^ mouse_oldbuttonstate) & (1<<i))
 601                                                 Key_Event (buttonremap[i], 0, (temp & (1<<i)) != 0);
 602                                 mouse_oldbuttonstate = temp;
 603                         }
 604
 605                         break;
 606
 607                 // JACK: This is the mouse wheel with the Intellimouse
 608                 // Its delta is either positive or neg, and we generate the proper
 609                 // Event.
 610                 case WM_MOUSEWHEEL:
 611                         if ((short) HIWORD(wParam) > 0) {
 612                                 Key_Event(K_MWHEELUP, 0, true);
 613                                 Key_Event(K_MWHEELUP, 0, false);
 614                         } else {
 615                                 Key_Event(K_MWHEELDOWN, 0, true);
 616                                 Key_Event(K_MWHEELDOWN, 0, false);
 617                         }
 618                         break;
 619
 620                 case WM_SIZE:
 621                         break;
 622
 623                 case WM_CLOSE:
 624                         if (MessageBox (mainwindow, "Are you sure you want to quit?", "Confirm Exit", MB_YESNO | MB_SETFOREGROUND | MB_ICONQUESTION) == IDYES)
 625                                 Sys_Quit (0);
 626
 627                         break;
 628
 629                 case WM_ACTIVATE:
 630                         fActive = LOWORD(wParam);
 631                         fMinimized = (BOOL) HIWORD(wParam);
 632                         AppActivate(!(fActive == WA_INACTIVE), fMinimized);
 633
 634                 // fix the leftover Alt from any Alt-Tab or the like that switched us away
 635                         ClearAllStates ();
 636
 637                         break;
 638
 639                 //case WM_DESTROY:
 640                 //      PostQuitMessage (0);
 641                 //      break;
 642
 643                 case MM_MCINOTIFY:
 644                         lRet = CDAudio_MessageHandler (hWnd, uMsg, wParam, lParam);
 645                         break;
 646
 647                 default:
 648                         /* pass all unhandled messages to DefWindowProc */
 649                         lRet = DefWindowProc (hWnd, uMsg, wParam, lParam);
 650                 break;
 651         }
 652
 653         /* return 1 if handled message, 0 if not */
 654         return lRet;
 655 }
 656
 657 int VID_SetGamma(unsigned short *ramps, int rampsize)
 658 {
 659         HDC hdc = GetDC (NULL);
 660         int i = SetDeviceGammaRamp(hdc, ramps);
 661         ReleaseDC (NULL, hdc);
 662         return i; // return success or failure
 663 }
 664
 665 int VID_GetGamma(unsigned short *ramps, int rampsize)
 666 {
 667         HDC hdc = GetDC (NULL);
 668         int i = GetDeviceGammaRamp(hdc, ramps);
 669         ReleaseDC (NULL, hdc);
 670         return i; // return success or failure
 671 }
 672
 673 static HINSTANCE gldll;
 674
 675 static void GL_CloseLibrary(void)
 676 {
 677         FreeLibrary(gldll);
 678         gldll = 0;
 679         gl_driver[0] = 0;
 680         qwglGetProcAddress = NULL;
 681         gl_extensions = "";
 682         gl_platform = "";
 683         gl_platformextensions = "";
 684 }
 685
 686 static int GL_OpenLibrary(const char *name)
 687 {
 688         Con_Printf("Loading OpenGL driver %s\n", name);
 689         GL_CloseLibrary();
 690         if (!(gldll = LoadLibrary(name)))
 691         {
 692                 Con_Printf("Unable to LoadLibrary %s\n", name);
 693                 return false;
 694         }
 695         strlcpy(gl_driver, name, sizeof(gl_driver));
 696         return true;
 697 }
 698
 699 void *GL_GetProcAddress(const char *name)
 700 {
 701         void *p = NULL;
 702         if (qwglGetProcAddress != NULL)
 703                 p = (void *) qwglGetProcAddress(name);
 704         if (p == NULL)
 705                 p = (void *) GetProcAddress(gldll, name);
 706         return p;
 707 }
 708
 709 #ifndef WGL_ARB_pixel_format
 710 #define WGL_NUMBER_PIXEL_FORMATS_ARB   0x2000
 711 #define WGL_DRAW_TO_WINDOW_ARB         0x2001
 712 #define WGL_DRAW_TO_BITMAP_ARB         0x2002
 713 #define WGL_ACCELERATION_ARB           0x2003
 714 #define WGL_NEED_PALETTE_ARB           0x2004
 715 #define WGL_NEED_SYSTEM_PALETTE_ARB    0x2005
 716 #define WGL_SWAP_LAYER_BUFFERS_ARB     0x2006
 717 #define WGL_SWAP_METHOD_ARB            0x2007
 718 #define WGL_NUMBER_OVERLAYS_ARB        0x2008
 719 #define WGL_NUMBER_UNDERLAYS_ARB       0x2009
 720 #define WGL_TRANSPARENT_ARB            0x200A
 721 #define WGL_TRANSPARENT_RED_VALUE_ARB  0x2037
 722 #define WGL_TRANSPARENT_GREEN_VALUE_ARB 0x2038
 723 #define WGL_TRANSPARENT_BLUE_VALUE_ARB 0x2039
 724 #define WGL_TRANSPARENT_ALPHA_VALUE_ARB 0x203A
 725 #define WGL_TRANSPARENT_INDEX_VALUE_ARB 0x203B
 726 #define WGL_SHARE_DEPTH_ARB            0x200C
 727 #define WGL_SHARE_STENCIL_ARB          0x200D
 728 #define WGL_SHARE_ACCUM_ARB            0x200E
 729 #define WGL_SUPPORT_GDI_ARB            0x200F
 730 #define WGL_SUPPORT_OPENGL_ARB         0x2010
 731 #define WGL_DOUBLE_BUFFER_ARB          0x2011
 732 #define WGL_STEREO_ARB                 0x2012
 733 #define WGL_PIXEL_TYPE_ARB             0x2013
 734 #define WGL_COLOR_BITS_ARB             0x2014
 735 #define WGL_RED_BITS_ARB               0x2015
 736 #define WGL_RED_SHIFT_ARB              0x2016
 737 #define WGL_GREEN_BITS_ARB             0x2017
 738 #define WGL_GREEN_SHIFT_ARB            0x2018
 739 #define WGL_BLUE_BITS_ARB              0x2019
 740 #define WGL_BLUE_SHIFT_ARB             0x201A
 741 #define WGL_ALPHA_BITS_ARB             0x201B
 742 #define WGL_ALPHA_SHIFT_ARB            0x201C
 743 #define WGL_ACCUM_BITS_ARB             0x201D
 744 #define WGL_ACCUM_RED_BITS_ARB         0x201E
 745 #define WGL_ACCUM_GREEN_BITS_ARB       0x201F
 746 #define WGL_ACCUM_BLUE_BITS_ARB        0x2020
 747 #define WGL_ACCUM_ALPHA_BITS_ARB       0x2021
 748 #define WGL_DEPTH_BITS_ARB             0x2022
 749 #define WGL_STENCIL_BITS_ARB           0x2023
 750 #define WGL_AUX_BUFFERS_ARB            0x2024
 751 #define WGL_NO_ACCELERATION_ARB        0x2025
 752 #define WGL_GENERIC_ACCELERATION_ARB   0x2026
 753 #define WGL_FULL_ACCELERATION_ARB      0x2027
 754 #define WGL_SWAP_EXCHANGE_ARB          0x2028
 755 #define WGL_SWAP_COPY_ARB              0x2029
 756 #define WGL_SWAP_UNDEFINED_ARB         0x202A
 757 #define WGL_TYPE_RGBA_ARB              0x202B
 758 #define WGL_TYPE_COLORINDEX_ARB        0x202C
 759 #endif
 760
 761 #ifndef WGL_ARB_multisample
 762 #define WGL_SAMPLE_BUFFERS_ARB         0x2041
 763 #define WGL_SAMPLES_ARB                0x2042
 764 #endif
 765
 766
 767 static void IN_Init(void);
 768 void VID_Init(void)
 769 {
 770         WNDCLASS wc;
 771
 772         InitCommonControls();
 773         hIcon = LoadIcon (global_hInstance, MAKEINTRESOURCE (IDI_ICON1));
 774
 775         // Register the frame class
 776         wc.style         = 0;
 777         wc.lpfnWndProc   = (WNDPROC)MainWndProc;
 778         wc.cbClsExtra    = 0;
 779         wc.cbWndExtra    = 0;
 780         wc.hInstance     = global_hInstance;
 781         wc.hIcon         = hIcon;
 782         wc.hCursor       = LoadCursor (NULL,IDC_ARROW);
 783         wc.hbrBackground = NULL;
 784         wc.lpszMenuName  = 0;
 785         wc.lpszClassName = "DarkPlacesWindowClass";
 786
 787         if (!RegisterClass (&wc))
 788                 Con_Printf ("Couldn't register window class\n");
 789
 790         memset(&initialdevmode, 0, sizeof(initialdevmode));
 791         EnumDisplaySettings(NULL, ENUM_CURRENT_SETTINGS, &initialdevmode);
 792
 793         IN_Init();
 794 }
 795
 796 int VID_InitMode (int fullscreen, int width, int height, int bpp, int refreshrate, int stereobuffer, int samples)
 797 {
 798         int i;
 799         HDC hdc;
 800         RECT rect;
 801         MSG msg;
 802         PIXELFORMATDESCRIPTOR pfd =
 803         {
 804                 sizeof(PIXELFORMATDESCRIPTOR),  // size of this pfd
 805                 1,                              // version number
 806                 PFD_DRAW_TO_WINDOW              // support window
 807                 |  PFD_SUPPORT_OPENGL   // support OpenGL
 808                 |  PFD_DOUBLEBUFFER ,   // double buffered
 809                 PFD_TYPE_RGBA,                  // RGBA type
 810                 24,                             // 24-bit color depth
 811                 0, 0, 0, 0, 0, 0,               // color bits ignored
 812                 0,                              // no alpha buffer
 813                 0,                              // shift bit ignored
 814                 0,                              // no accumulation buffer
 815                 0, 0, 0, 0,                     // accum bits ignored
 816                 32,                             // 32-bit z-buffer
 817                 0,                              // no stencil buffer
 818                 0,                              // no auxiliary buffer
 819                 PFD_MAIN_PLANE,                 // main layer
 820                 0,                              // reserved
 821                 0, 0, 0                         // layer masks ignored
 822         };
 823         int windowpass;
 824         int pixelformat, newpixelformat;
 825         int numpixelformats;
 826         DWORD WindowStyle, ExWindowStyle;
 827         int CenterX, CenterY;
 828         const char *gldrivername;
 829         int depth;
 830         DEVMODE thismode;
 831         qboolean foundmode, foundgoodmode;
 832         int *a;
 833         float *af;
 834         int attribs[128];
 835         float attribsf[16];
 836
 837         if (vid_initialized)
 838                 Sys_Error("VID_InitMode called when video is already initialised");
 839
 840         // if stencil is enabled, ask for alpha too
 841         if (bpp >= 32)
 842         {
 843                 pfd.cStencilBits = 8;
 844                 pfd.cAlphaBits = 8;
 845         }
 846         else
 847         {
 848                 pfd.cStencilBits = 0;
 849                 pfd.cAlphaBits = 0;
 850         }
 851
 852         if (stereobuffer)
 853                 pfd.dwFlags |= PFD_STEREO;
 854
 855         a = attribs;
 856         af = attribsf;
 857         *a++ = WGL_DRAW_TO_WINDOW_ARB;
 858         *a++ = GL_TRUE;
 859         *a++ = WGL_ACCELERATION_ARB;
 860         *a++ = WGL_FULL_ACCELERATION_ARB;
 861         *a++ = WGL_DOUBLE_BUFFER_ARB;
 862         *a++ = true;
 863
 864         if (bpp >= 32)
 865         {
 866                 *a++ = WGL_RED_BITS_ARB;
 867                 *a++ = 8;
 868                 *a++ = WGL_GREEN_BITS_ARB;
 869                 *a++ = 8;
 870                 *a++ = WGL_BLUE_BITS_ARB;
 871                 *a++ = 8;
 872                 *a++ = WGL_ALPHA_BITS_ARB;
 873                 *a++ = 1;
 874                 *a++ = WGL_DEPTH_BITS_ARB;
 875                 *a++ = 24;
 876                 *a++ = WGL_STENCIL_BITS_ARB;
 877                 *a++ = 8;
 878         }
 879         else
 880         {
 881                 *a++ = WGL_RED_BITS_ARB;
 882                 *a++ = 1;
 883                 *a++ = WGL_GREEN_BITS_ARB;
 884                 *a++ = 1;
 885                 *a++ = WGL_BLUE_BITS_ARB;
 886                 *a++ = 1;
 887                 *a++ = WGL_DEPTH_BITS_ARB;
 888                 *a++ = 16;
 889         }
 890
 891         if (stereobuffer)
 892         {
 893                 *a++ = WGL_STEREO_ARB;
 894                 *a++ = GL_TRUE;
 895         }
 896
 897         if (samples > 1)
 898         {
 899                 *a++ = WGL_SAMPLE_BUFFERS_ARB;
 900                 *a++ = 1;
 901                 *a++ = WGL_SAMPLES_ARB;
 902                 *a++ = samples;
 903         }
 904
 905         *a = 0;
 906         *af = 0;
 907
 908         gldrivername = "opengl32.dll";
 909 // 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
 910         i = COM_CheckParm("-gl_driver");
 911         if (i && i < com_argc - 1)
 912                 gldrivername = com_argv[i + 1];
 913         if (!GL_OpenLibrary(gldrivername))
 914         {
 915                 Con_Printf("Unable to load GL driver %s\n", gldrivername);
 916                 return false;
 917         }
 918
 919         memset(&gdevmode, 0, sizeof(gdevmode));
 920
 921         vid_isfullscreen = false;
 922         if (fullscreen)
 923         {
 924                 if(vid_forcerefreshrate.integer)
 925                 {
 926                         foundmode = true;
 927                         gdevmode.dmFields = DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT;
 928                         gdevmode.dmBitsPerPel = bpp;
 929                         gdevmode.dmPelsWidth = width;
 930                         gdevmode.dmPelsHeight = height;
 931                         gdevmode.dmSize = sizeof (gdevmode);
 932                         if(refreshrate)
 933                         {
 934                                 gdevmode.dmFields |= DM_DISPLAYFREQUENCY;
 935                                 gdevmode.dmDisplayFrequency = refreshrate;
 936                         }
 937                 }
 938                 else
 939                 {
 940                         if(refreshrate == 0)
 941                                 refreshrate = initialdevmode.dmDisplayFrequency; // default vid_refreshrate to the rate of the desktop
 942
 943                         foundmode = false;
 944                         foundgoodmode = false;
 945
 946                         thismode.dmSize = sizeof(thismode);
 947                         thismode.dmDriverExtra = 0;
 948                         for(i = 0; EnumDisplaySettings(NULL, i, &thismode); ++i)
 949                         {
 950                                 if(~thismode.dmFields & (DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT | DM_DISPLAYFREQUENCY))
 951                                 {
 952                                         Con_DPrintf("enumerating modes yielded a bogus item... please debug this\n");
 953                                         continue;
 954                                 }
 955                                 if(developer.integer >= 100)
 956                                         Con_Printf("Found mode %dx%dx%dbpp %dHz... ", (int)thismode.dmPelsWidth, (int)thismode.dmPelsHeight, (int)thismode.dmBitsPerPel, (int)thismode.dmDisplayFrequency);
 957                                 if(thismode.dmBitsPerPel != (DWORD)bpp)
 958                                 {
 959                                         if(developer.integer >= 100)
 960                                                 Con_Printf("wrong bpp\n");
 961                                         continue;
 962                                 }
 963                                 if(thismode.dmPelsWidth != (DWORD)width)
 964                                 {
 965                                         if(developer.integer >= 100)
 966                                                 Con_Printf("wrong width\n");
 967                                         continue;
 968                                 }
 969                                 if(thismode.dmPelsHeight != (DWORD)height)
 970                                 {
 971                                         if(developer.integer >= 100)
 972                                                 Con_Printf("wrong height\n");
 973                                         continue;
 974                                 }
 975
 976                                 if(foundgoodmode)
 977                                 {
 978                                         // if we have a good mode, make sure this mode is better than the previous one, and allowed by the refreshrate
 979                                         if(thismode.dmDisplayFrequency > (DWORD)refreshrate)
 980                                         {
 981                                                 if(developer.integer >= 100)
 982                                                         Con_Printf("too high refresh rate\n");
 983                                                 continue;
 984                                         }
 985                                         else if(thismode.dmDisplayFrequency <= gdevmode.dmDisplayFrequency)
 986                                         {
 987                                                 if(developer.integer >= 100)
 988                                                         Con_Printf("doesn't beat previous best match (too low)\n");
 989                                                 continue;
 990                                         }
 991                                 }
 992                                 else if(foundmode)
 993                                 {
 994                                         // we do have one, but it isn't good... make sure it has a lower frequency than the previous one
 995                                         if(thismode.dmDisplayFrequency >= gdevmode.dmDisplayFrequency)
 996                                         {
 997                                                 if(developer.integer >= 100)
 998                                                         Con_Printf("doesn't beat previous best match (too high)\n");
 999                                                 continue;
1000                                         }
1001                                 }
1002                                 // otherwise, take anything
1003
1004                                 memcpy(&gdevmode, &thismode, sizeof(gdevmode));
1005                                 if(thismode.dmDisplayFrequency <= (DWORD)refreshrate)
1006                                         foundgoodmode = true;
1007                                 else
1008                                 {
1009                                         if(developer.integer >= 100)
1010                                                 Con_Printf("(out of range)\n");
1011                                 }
1012                                 foundmode = true;
1013                                 if(developer.integer >= 100)
1014                                         Con_Printf("accepted\n");
1015                         }
1016                 }
1017
1018                 if (!foundmode)
1019                 {
1020                         VID_Shutdown();
1021                         Con_Printf("Unable to find the requested mode %dx%dx%dbpp\n", width, height, bpp);
1022                         return false;
1023                 }
1024                 else if(ChangeDisplaySettings (&gdevmode, CDS_FULLSCREEN) != DISP_CHANGE_SUCCESSFUL)
1025                 {
1026                         VID_Shutdown();
1027                         Con_Printf("Unable to change to requested mode %dx%dx%dbpp\n", width, height, bpp);
1028                         return false;
1029                 }
1030
1031                 vid_isfullscreen = true;
1032                 WindowStyle = WS_POPUP;
1033                 ExWindowStyle = WS_EX_TOPMOST;
1034         }
1035         else
1036         {
1037                 hdc = GetDC (NULL);
1038                 i = GetDeviceCaps(hdc, RASTERCAPS);
1039                 depth = GetDeviceCaps(hdc, PLANES) * GetDeviceCaps(hdc, BITSPIXEL);
1040                 ReleaseDC (NULL, hdc);
1041                 if (i & RC_PALETTE)
1042                 {
1043                         VID_Shutdown();
1044                         Con_Print("Can't run in non-RGB mode\n");
1045                         return false;
1046                 }
1047                 if (bpp > depth)
1048                 {
1049                         VID_Shutdown();
1050                         Con_Print("A higher desktop depth is required to run this video mode\n");
1051                         return false;
1052                 }
1053
1054                 WindowStyle = WS_OVERLAPPED | WS_BORDER | WS_CAPTION | WS_SYSMENU | WS_MINIMIZEBOX;
1055                 ExWindowStyle = 0;
1056         }
1057
1058         rect.top = 0;
1059         rect.left = 0;
1060         rect.right = width;
1061         rect.bottom = height;
1062         AdjustWindowRectEx(&rect, WindowStyle, false, 0);
1063
1064         if (fullscreen)
1065         {
1066                 CenterX = 0;
1067                 CenterY = 0;
1068         }
1069         else
1070         {
1071                 CenterX = (GetSystemMetrics(SM_CXSCREEN) - (rect.right - rect.left)) / 2;
1072                 CenterY = (GetSystemMetrics(SM_CYSCREEN) - (rect.bottom - rect.top)) / 2;
1073         }
1074         CenterX = max(0, CenterX);
1075         CenterY = max(0, CenterY);
1076
1077         // x and y may be changed by WM_MOVE messages
1078         window_x = CenterX;
1079         window_y = CenterY;
1080         rect.left += CenterX;
1081         rect.right += CenterX;
1082         rect.top += CenterY;
1083         rect.bottom += CenterY;
1084
1085         pixelformat = 0;
1086         newpixelformat = 0;
1087         for (windowpass = 0;windowpass < 2;windowpass++)
1088         {
1089                 mainwindow = CreateWindowEx (ExWindowStyle, "DarkPlacesWindowClass", gamename, WindowStyle, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top, NULL, NULL, global_hInstance, NULL);
1090                 if (!mainwindow)
1091                 {
1092                         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);
1093                         VID_Shutdown();
1094                         return false;
1095                 }
1096
1097                 baseDC = GetDC(mainwindow);
1098
1099                 if (!newpixelformat)
1100                         newpixelformat = ChoosePixelFormat(baseDC, &pfd);
1101                 pixelformat = newpixelformat;
1102                 if (!pixelformat)
1103                 {
1104                         VID_Shutdown();
1105                         Con_Printf("ChoosePixelFormat(%d, %p) failed\n", (int)baseDC, &pfd);
1106                         return false;
1107                 }
1108
1109                 if (SetPixelFormat(baseDC, pixelformat, &pfd) == false)
1110                 {
1111                         VID_Shutdown();
1112                         Con_Printf("SetPixelFormat(%d, %d, %p) failed\n", (int)baseDC, pixelformat, &pfd);
1113                         return false;
1114                 }
1115
1116                 if (!GL_CheckExtension("wgl", wglfuncs, NULL, false))
1117                 {
1118                         VID_Shutdown();
1119                         Con_Print("wgl functions not found\n");
1120                         return false;
1121                 }
1122
1123                 baseRC = qwglCreateContext(baseDC);
1124                 if (!baseRC)
1125                 {
1126                         VID_Shutdown();
1127                         Con_Print("Could not initialize GL (wglCreateContext failed).\n\nMake sure you are in 65536 color mode, and try running -window.\n");
1128                         return false;
1129                 }
1130                 if (!qwglMakeCurrent(baseDC, baseRC))
1131                 {
1132                         VID_Shutdown();
1133                         Con_Printf("wglMakeCurrent(%d, %d) failed\n", (int)baseDC, (int)baseRC);
1134                         return false;
1135                 }
1136
1137                 if ((qglGetString = (const GLubyte* (GLAPIENTRY *)(GLenum name))GL_GetProcAddress("glGetString")) == NULL)
1138                 {
1139                         VID_Shutdown();
1140                         Con_Print("glGetString not found\n");
1141                         return false;
1142                 }
1143                 if ((qwglGetExtensionsStringARB = (const char *(WINAPI *)(HDC hdc))GL_GetProcAddress("wglGetExtensionsStringARB")) == NULL)
1144                         Con_Print("wglGetExtensionsStringARB not found\n");
1145
1146                 gl_renderer = qglGetString(GL_RENDERER);
1147                 gl_vendor = qglGetString(GL_VENDOR);
1148                 gl_version = qglGetString(GL_VERSION);
1149                 gl_extensions = qglGetString(GL_EXTENSIONS);
1150                 gl_platform = "WGL";
1151                 gl_platformextensions = "";
1152
1153                 if (qwglGetExtensionsStringARB)
1154                         gl_platformextensions = qwglGetExtensionsStringARB(baseDC);
1155
1156                 // now some nice Windows pain:
1157                 // we have created a window, we needed one to find out if there are
1158                 // any multisample pixel formats available, the problem is that to
1159                 // actually use one of those multisample formats we now have to
1160                 // recreate the window (yes Microsoft OpenGL really is that bad)
1161
1162                 if (windowpass == 0)
1163                 {
1164                         if (!GL_CheckExtension("WGL_ARB_pixel_format", wglpixelformatfuncs, "-noarbpixelformat", false) || !qwglChoosePixelFormatARB(baseDC, attribs, attribsf, 1, &newpixelformat, &numpixelformats) || !newpixelformat)
1165                                 break;
1166                         // ok we got one - do it all over again with newpixelformat
1167                         qwglMakeCurrent(NULL, NULL);
1168                         qwglDeleteContext(baseRC);baseRC = 0;
1169                         ReleaseDC(mainwindow, baseDC);baseDC = 0;
1170                         // eat up any messages waiting for us
1171                         while (PeekMessage (&msg, NULL, 0, 0, PM_REMOVE))
1172                         {
1173                                 TranslateMessage (&msg);
1174                                 DispatchMessage (&msg);
1175                         }
1176                 }
1177         }
1178
1179         Con_DPrintf("GL_VENDOR: %s\n", gl_vendor);
1180         Con_DPrintf("GL_RENDERER: %s\n", gl_renderer);
1181         Con_DPrintf("GL_VERSION: %s\n", gl_version);
1182         Con_DPrintf("GL_EXTENSIONS: %s\n", gl_extensions);
1183         Con_DPrintf("%s_EXTENSIONS: %s\n", gl_platform, gl_platformextensions);
1184
1185         /*
1186         if (!fullscreen)
1187                 SetWindowPos (mainwindow, NULL, CenterX, CenterY, 0, 0,SWP_NOSIZE | SWP_NOZORDER | SWP_SHOWWINDOW | SWP_DRAWFRAME);
1188         */
1189
1190         ShowWindow (mainwindow, SW_SHOWDEFAULT);
1191         UpdateWindow (mainwindow);
1192
1193         // now we try to make sure we get the focus on the mode switch, because
1194         // sometimes in some systems we don't.  We grab the foreground, then
1195         // finish setting up, pump all our messages, and sleep for a little while
1196         // to let messages finish bouncing around the system, then we put
1197         // ourselves at the top of the z order, then grab the foreground again,
1198         // Who knows if it helps, but it probably doesn't hurt
1199         SetForegroundWindow (mainwindow);
1200
1201         while (PeekMessage (&msg, NULL, 0, 0, PM_REMOVE))
1202         {
1203                 TranslateMessage (&msg);
1204                 DispatchMessage (&msg);
1205         }
1206
1207         Sleep (100);
1208
1209         SetWindowPos (mainwindow, HWND_TOP, 0, 0, 0, 0, SWP_DRAWFRAME | SWP_NOMOVE | SWP_NOSIZE | SWP_SHOWWINDOW | SWP_NOCOPYBITS);
1210
1211         SetForegroundWindow (mainwindow);
1212
1213         // fix the leftover Alt from any Alt-Tab or the like that switched us away
1214         ClearAllStates ();
1215
1216         gl_videosyncavailable = false;
1217
1218 // COMMANDLINEOPTION: Windows WGL: -novideosync disables WGL_EXT_swap_control
1219         gl_videosyncavailable = GL_CheckExtension("WGL_EXT_swap_control", wglswapintervalfuncs, "-novideosync", false);
1220
1221         GL_Init ();
1222
1223         //vid_menudrawfn = VID_MenuDraw;
1224         //vid_menukeyfn = VID_MenuKey;
1225         vid_usingmouse = false;
1226         vid_usingvsync = false;
1227         vid_hidden = false;
1228         vid_initialized = true;
1229
1230         IN_StartupMouse ();
1231         IN_StartupJoystick ();
1232
1233         if (gl_videosyncavailable)
1234         {
1235                 vid_usevsync = vid_vsync.integer;
1236                 vid_usingvsync = vid_vsync.integer;
1237                 qwglSwapIntervalEXT (vid_usevsync);
1238         }
1239
1240         return true;
1241 }
1242
1243 static void IN_Shutdown(void);
1244 void VID_Shutdown (void)
1245 {
1246         if(vid_initialized == false)
1247                 return;
1248
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 static void IN_Activate (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         int mx, my;
1475         POINT current_pos;
1476
1477         if (!vid_usingmouse)
1478         {
1479                 //GetCursorPos (&current_pos);
1480                 //ui_mouseupdate(current_pos.x - window_x, current_pos.y - window_y);
1481                 return;
1482         }
1483
1484 #ifdef SUPPORTDIRECTX
1485         if (dinput_acquired)
1486         {
1487                 int i;
1488                 DIDEVICEOBJECTDATA      od;
1489                 DWORD                           dwElements;
1490                 HRESULT                         hr;
1491                 mx = 0;
1492                 my = 0;
1493
1494                 for (;;)
1495                 {
1496                         dwElements = 1;
1497
1498                         hr = IDirectInputDevice_GetDeviceData(g_pMouse,
1499                                         sizeof(DIDEVICEOBJECTDATA), &od, &dwElements, 0);
1500
1501                         if ((hr == DIERR_INPUTLOST) || (hr == DIERR_NOTACQUIRED))
1502                         {
1503                                 IDirectInputDevice_Acquire(g_pMouse);
1504                                 break;
1505                         }
1506
1507                         /* Unable to read data or no data available */
1508                         if (FAILED(hr) || dwElements == 0)
1509                                 break;
1510
1511                         /* Look at the element to see what happened */
1512
1513                         switch (od.dwOfs)
1514                         {
1515                                 case DIMOFS_X:
1516                                         mx += (LONG) od.dwData;
1517                                         break;
1518
1519                                 case DIMOFS_Y:
1520                                         my += (LONG) od.dwData;
1521                                         break;
1522
1523                                 case DIMOFS_Z:
1524                                         if((LONG) od.dwData < 0)
1525                                         {
1526                                                 Key_Event (K_MWHEELDOWN, 0, true);
1527                                                 Key_Event (K_MWHEELDOWN, 0, false);
1528                                         }
1529                                         else if((LONG) od.dwData > 0)
1530                                         {
1531                                                 Key_Event (K_MWHEELUP, 0, true);
1532                                                 Key_Event (K_MWHEELUP, 0, false);
1533                                         }
1534                                         break;
1535
1536                                 case DIMOFS_BUTTON0:
1537                                         if (od.dwData & 0x80)
1538                                                 mstate_di |= 1;
1539                                         else
1540                                                 mstate_di &= ~1;
1541                                         break;
1542
1543                                 case DIMOFS_BUTTON1:
1544                                         if (od.dwData & 0x80)
1545                                                 mstate_di |= (1<<1);
1546                                         else
1547                                                 mstate_di &= ~(1<<1);
1548                                         break;
1549
1550                                 case DIMOFS_BUTTON2:
1551                                         if (od.dwData & 0x80)
1552                                                 mstate_di |= (1<<2);
1553                                         else
1554                                                 mstate_di &= ~(1<<2);
1555                                         break;
1556
1557                                 case DIMOFS_BUTTON3:
1558                                         if (od.dwData & 0x80)
1559                                                 mstate_di |= (1<<3);
1560                                         else
1561                                                 mstate_di &= ~(1<<3);
1562                                         break;
1563                         }
1564                 }
1565
1566                 // perform button actions
1567                 for (i=0 ; i<mouse_buttons && i < 16 ; i++)
1568                         if ((mstate_di ^ mouse_oldbuttonstate) & (1<<i))
1569                                 Key_Event (buttonremap[i], 0, (mstate_di & (1<<i)) != 0);
1570                 mouse_oldbuttonstate = mstate_di;
1571
1572                 in_mouse_x = mx;
1573                 in_mouse_y = my;
1574         }
1575         else
1576 #endif
1577         {
1578                 GetCursorPos (&current_pos);
1579                 mx = current_pos.x - (window_x + vid.width / 2);
1580                 my = current_pos.y - (window_y + vid.height / 2);
1581
1582                 in_mouse_x = mx;
1583                 in_mouse_y = my;
1584
1585                 // if the mouse has moved, force it to the center, so there's room to move
1586                 if (!cl.csqc_wantsmousemove)
1587                 if (mx || my)
1588                         SetCursorPos ((window_x + vid.width / 2), (window_y + vid.height / 2));
1589         }
1590 }
1591
1592
1593 /*
1594 ===========
1595 IN_Move
1596 ===========
1597 */
1598 void IN_Move (void)
1599 {
1600         if (vid_activewindow && !vid_hidden)
1601         {
1602                 IN_MouseMove ();
1603                 IN_JoyMove ();
1604         }
1605 }
1606
1607
1608 /*
1609 ===============
1610 IN_StartupJoystick
1611 ===============
1612 */
1613 static void IN_StartupJoystick (void)
1614 {
1615         int                     numdevs;
1616         JOYCAPS         jc;
1617         MMRESULT        mmr;
1618         mmr = 0;
1619
1620         // assume no joystick
1621         joy_avail = false;
1622
1623         // abort startup if user requests no joystick
1624 // COMMANDLINEOPTION: Windows Input: -nojoy disables joystick support, may be a small speed increase
1625         if (COM_CheckParm ("-nojoy"))
1626                 return;
1627
1628         // verify joystick driver is present
1629         if ((numdevs = joyGetNumDevs ()) == 0)
1630         {
1631                 Con_Print("\njoystick not found -- driver not present\n\n");
1632                 return;
1633         }
1634
1635         // cycle through the joystick ids for the first valid one
1636         for (joy_id=0 ; joy_id<numdevs ; joy_id++)
1637         {
1638                 memset (&ji, 0, sizeof(ji));
1639                 ji.dwSize = sizeof(ji);
1640                 ji.dwFlags = JOY_RETURNCENTERED;
1641
1642                 if ((mmr = joyGetPosEx (joy_id, &ji)) == JOYERR_NOERROR)
1643                         break;
1644         }
1645
1646         // abort startup if we didn't find a valid joystick
1647         if (mmr != JOYERR_NOERROR)
1648         {
1649                 Con_Printf("\njoystick not found -- no valid joysticks (%x)\n\n", mmr);
1650                 return;
1651         }
1652
1653         // get the capabilities of the selected joystick
1654         // abort startup if command fails
1655         memset (&jc, 0, sizeof(jc));
1656         if ((mmr = joyGetDevCaps (joy_id, &jc, sizeof(jc))) != JOYERR_NOERROR)
1657         {
1658                 Con_Printf("\njoystick not found -- invalid joystick capabilities (%x)\n\n", mmr);
1659                 return;
1660         }
1661
1662         // save the joystick's number of buttons and POV status
1663         joy_numbuttons = jc.wNumButtons;
1664         joy_haspov = jc.wCaps & JOYCAPS_HASPOV;
1665
1666         // old button and POV states default to no buttons pressed
1667         joy_oldbuttonstate = joy_oldpovstate = 0;
1668
1669         // mark the joystick as available and advanced initialization not completed
1670         // this is needed as cvars are not available during initialization
1671
1672         joy_avail = true;
1673         joy_advancedinit = false;
1674
1675         Con_Print("\njoystick detected\n\n");
1676 }
1677
1678
1679 /*
1680 ===========
1681 RawValuePointer
1682 ===========
1683 */
1684 static PDWORD RawValuePointer (int axis)
1685 {
1686         switch (axis)
1687         {
1688         case JOY_AXIS_X:
1689                 return &ji.dwXpos;
1690         case JOY_AXIS_Y:
1691                 return &ji.dwYpos;
1692         case JOY_AXIS_Z:
1693                 return &ji.dwZpos;
1694         case JOY_AXIS_R:
1695                 return &ji.dwRpos;
1696         case JOY_AXIS_U:
1697                 return &ji.dwUpos;
1698         case JOY_AXIS_V:
1699                 return &ji.dwVpos;
1700         }
1701         return NULL; // LordHavoc: hush compiler warning
1702 }
1703
1704
1705 /*
1706 ===========
1707 Joy_AdvancedUpdate_f
1708 ===========
1709 */
1710 static void Joy_AdvancedUpdate_f (void)
1711 {
1712
1713         // called once by IN_ReadJoystick and by user whenever an update is needed
1714         // cvars are now available
1715         int     i;
1716         DWORD dwTemp;
1717
1718         // initialize all the maps
1719         for (i = 0; i < JOY_MAX_AXES; i++)
1720         {
1721                 dwAxisMap[i] = AxisNada;
1722                 dwControlMap[i] = JOY_ABSOLUTE_AXIS;
1723                 pdwRawValue[i] = RawValuePointer(i);
1724         }
1725
1726         if( joy_advanced.integer == 0)
1727         {
1728                 // default joystick initialization
1729                 // 2 axes only with joystick control
1730                 dwAxisMap[JOY_AXIS_X] = AxisTurn;
1731                 // dwControlMap[JOY_AXIS_X] = JOY_ABSOLUTE_AXIS;
1732                 dwAxisMap[JOY_AXIS_Y] = AxisForward;
1733                 // dwControlMap[JOY_AXIS_Y] = JOY_ABSOLUTE_AXIS;
1734         }
1735         else
1736         {
1737                 if (strcmp (joy_name.string, "joystick") != 0)
1738                 {
1739                         // notify user of advanced controller
1740                         Con_Printf("\n%s configured\n\n", joy_name.string);
1741                 }
1742
1743                 // advanced initialization here
1744                 // data supplied by user via joy_axisn cvars
1745                 dwTemp = (DWORD) joy_advaxisx.value;
1746                 dwAxisMap[JOY_AXIS_X] = dwTemp & 0x0000000f;
1747                 dwControlMap[JOY_AXIS_X] = dwTemp & JOY_RELATIVE_AXIS;
1748                 dwTemp = (DWORD) joy_advaxisy.value;
1749                 dwAxisMap[JOY_AXIS_Y] = dwTemp & 0x0000000f;
1750                 dwControlMap[JOY_AXIS_Y] = dwTemp & JOY_RELATIVE_AXIS;
1751                 dwTemp = (DWORD) joy_advaxisz.value;
1752                 dwAxisMap[JOY_AXIS_Z] = dwTemp & 0x0000000f;
1753                 dwControlMap[JOY_AXIS_Z] = dwTemp & JOY_RELATIVE_AXIS;
1754                 dwTemp = (DWORD) joy_advaxisr.value;
1755                 dwAxisMap[JOY_AXIS_R] = dwTemp & 0x0000000f;
1756                 dwControlMap[JOY_AXIS_R] = dwTemp & JOY_RELATIVE_AXIS;
1757                 dwTemp = (DWORD) joy_advaxisu.value;
1758                 dwAxisMap[JOY_AXIS_U] = dwTemp & 0x0000000f;
1759                 dwControlMap[JOY_AXIS_U] = dwTemp & JOY_RELATIVE_AXIS;
1760                 dwTemp = (DWORD) joy_advaxisv.value;
1761                 dwAxisMap[JOY_AXIS_V] = dwTemp & 0x0000000f;
1762                 dwControlMap[JOY_AXIS_V] = dwTemp & JOY_RELATIVE_AXIS;
1763         }
1764
1765         // compute the axes to collect from DirectInput
1766         joy_flags = JOY_RETURNCENTERED | JOY_RETURNBUTTONS | JOY_RETURNPOV;
1767         for (i = 0; i < JOY_MAX_AXES; i++)
1768         {
1769                 if (dwAxisMap[i] != AxisNada)
1770                 {
1771                         joy_flags |= dwAxisFlags[i];
1772                 }
1773         }
1774 }
1775
1776 /*
1777 ===============
1778 IN_ReadJoystick
1779 ===============
1780 */
1781 static qboolean IN_ReadJoystick (void)
1782 {
1783
1784         memset (&ji, 0, sizeof(ji));
1785         ji.dwSize = sizeof(ji);
1786         ji.dwFlags = joy_flags;
1787
1788         if (joyGetPosEx (joy_id, &ji) == JOYERR_NOERROR)
1789         {
1790                 // this is a hack -- there is a bug in the Logitech WingMan Warrior DirectInput Driver
1791                 // rather than having 32768 be the zero point, they have the zero point at 32668
1792                 // go figure -- anyway, now we get the full resolution out of the device
1793                 if (joy_wwhack1.integer != 0.0)
1794                 {
1795                         ji.dwUpos += 100;
1796                 }
1797                 return true;
1798         }
1799         else
1800         {
1801                 // read error occurred
1802                 // turning off the joystick seems too harsh for 1 read error,
1803                 // but what should be done?
1804                 return false;
1805         }
1806 }
1807
1808
1809 /*
1810 ===========
1811 IN_JoyMove
1812 ===========
1813 */
1814 static void IN_JoyMove (void)
1815 {
1816         float   speed, aspeed;
1817         float   fAxisValue, fTemp;
1818         int             i, mouselook = (in_mlook.state & 1) || freelook.integer;
1819
1820         // complete initialization if first time in
1821         // this is needed as cvars are not available at initialization time
1822         if( joy_advancedinit != true )
1823         {
1824                 Joy_AdvancedUpdate_f();
1825                 joy_advancedinit = true;
1826         }
1827
1828         if (joy_avail)
1829         {
1830                 int             i, key_index;
1831                 DWORD   buttonstate, povstate;
1832
1833                 // loop through the joystick buttons
1834                 // key a joystick event or auxillary event for higher number buttons for each state change
1835                 buttonstate = ji.dwButtons;
1836                 for (i=0 ; i < (int) joy_numbuttons ; i++)
1837                 {
1838                         if ( (buttonstate & (1<<i)) && !(joy_oldbuttonstate & (1<<i)) )
1839                         {
1840                                 key_index = (i < 16) ? K_JOY1 : K_AUX1;
1841                                 Key_Event (key_index + i, 0, true);
1842                         }
1843
1844                         if ( !(buttonstate & (1<<i)) && (joy_oldbuttonstate & (1<<i)) )
1845                         {
1846                                 key_index = (i < 16) ? K_JOY1 : K_AUX1;
1847                                 Key_Event (key_index + i, 0, false);
1848                         }
1849                 }
1850                 joy_oldbuttonstate = buttonstate;
1851
1852                 if (joy_haspov)
1853                 {
1854                         // convert POV information into 4 bits of state information
1855                         // this avoids any potential problems related to moving from one
1856                         // direction to another without going through the center position
1857                         povstate = 0;
1858                         if(ji.dwPOV != JOY_POVCENTERED)
1859                         {
1860                                 if (ji.dwPOV == JOY_POVFORWARD)
1861                                         povstate |= 0x01;
1862                                 if (ji.dwPOV == JOY_POVRIGHT)
1863                                         povstate |= 0x02;
1864                                 if (ji.dwPOV == JOY_POVBACKWARD)
1865                                         povstate |= 0x04;
1866                                 if (ji.dwPOV == JOY_POVLEFT)
1867                                         povstate |= 0x08;
1868                         }
1869                         // determine which bits have changed and key an auxillary event for each change
1870                         for (i=0 ; i < 4 ; i++)
1871                         {
1872                                 if ( (povstate & (1<<i)) && !(joy_oldpovstate & (1<<i)) )
1873                                 {
1874                                         Key_Event (K_AUX29 + i, 0, true);
1875                                 }
1876
1877                                 if ( !(povstate & (1<<i)) && (joy_oldpovstate & (1<<i)) )
1878                                 {
1879                                         Key_Event (K_AUX29 + i, 0, false);
1880                                 }
1881                         }
1882                         joy_oldpovstate = povstate;
1883                 }
1884         }
1885
1886         // verify joystick is available and that the user wants to use it
1887         if (!joy_avail || !in_joystick.integer)
1888         {
1889                 return;
1890         }
1891
1892         // collect the joystick data, if possible
1893         if (IN_ReadJoystick () != true)
1894         {
1895                 return;
1896         }
1897
1898         if (in_speed.state & 1)
1899                 speed = cl_movespeedkey.value;
1900         else
1901                 speed = 1;
1902         // LordHavoc: viewzoom affects sensitivity for sniping
1903         aspeed = speed * cl.realframetime * cl.viewzoom;
1904
1905         // loop through the axes
1906         for (i = 0; i < JOY_MAX_AXES; i++)
1907         {
1908                 // get the floating point zero-centered, potentially-inverted data for the current axis
1909                 fAxisValue = (float) *pdwRawValue[i];
1910                 // move centerpoint to zero
1911                 fAxisValue -= 32768.0;
1912
1913                 if (joy_wwhack2.integer != 0.0)
1914                 {
1915                         if (dwAxisMap[i] == AxisTurn)
1916                         {
1917                                 // this is a special formula for the Logitech WingMan Warrior
1918                                 // y=ax^b; where a = 300 and b = 1.3
1919                                 // also x values are in increments of 800 (so this is factored out)
1920                                 // then bounds check result to level out excessively high spin rates
1921                                 fTemp = 300.0 * pow(abs(fAxisValue) / 800.0, 1.3);
1922                                 if (fTemp > 14000.0)
1923                                         fTemp = 14000.0;
1924                                 // restore direction information
1925                                 fAxisValue = (fAxisValue > 0.0) ? fTemp : -fTemp;
1926                         }
1927                 }
1928
1929                 // convert range from -32768..32767 to -1..1
1930                 fAxisValue /= 32768.0;
1931
1932                 switch (dwAxisMap[i])
1933                 {
1934                 case AxisForward:
1935                         if ((joy_advanced.integer == 0) && mouselook)
1936                         {
1937                                 // user wants forward control to become look control
1938                                 if (fabs(fAxisValue) > joy_pitchthreshold.value)
1939                                 {
1940                                         // if mouse invert is on, invert the joystick pitch value
1941                                         // only absolute control support here (joy_advanced is false)
1942                                         if (m_pitch.value < 0.0)
1943                                         {
1944                                                 cl.viewangles[PITCH] -= (fAxisValue * joy_pitchsensitivity.value) * aspeed * cl_pitchspeed.value;
1945                                         }
1946                                         else
1947                                         {
1948                                                 cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity.value) * aspeed * cl_pitchspeed.value;
1949                                         }
1950                                         V_StopPitchDrift();
1951                                 }
1952                                 else
1953                                 {
1954                                         // no pitch movement
1955                                         // disable pitch return-to-center unless requested by user
1956                                         // *** this code can be removed when the lookspring bug is fixed
1957                                         // *** the bug always has the lookspring feature on
1958                                         if(lookspring.value == 0.0)
1959                                                 V_StopPitchDrift();
1960                                 }
1961                         }
1962                         else
1963                         {
1964                                 // user wants forward control to be forward control
1965                                 if (fabs(fAxisValue) > joy_forwardthreshold.value)
1966                                 {
1967                                         cl.cmd.forwardmove += (fAxisValue * joy_forwardsensitivity.value) * speed * cl_forwardspeed.value;
1968                                 }
1969                         }
1970                         break;
1971
1972                 case AxisSide:
1973                         if (fabs(fAxisValue) > joy_sidethreshold.value)
1974                         {
1975                                 cl.cmd.sidemove += (fAxisValue * joy_sidesensitivity.value) * speed * cl_sidespeed.value;
1976                         }
1977                         break;
1978
1979                 case AxisTurn:
1980                         if ((in_strafe.state & 1) || (lookstrafe.integer && mouselook))
1981                         {
1982                                 // user wants turn control to become side control
1983                                 if (fabs(fAxisValue) > joy_sidethreshold.value)
1984                                 {
1985                                         cl.cmd.sidemove -= (fAxisValue * joy_sidesensitivity.value) * speed * cl_sidespeed.value;
1986                                 }
1987                         }
1988                         else
1989                         {
1990                                 // user wants turn control to be turn control
1991                                 if (fabs(fAxisValue) > joy_yawthreshold.value)
1992                                 {
1993                                         if(dwControlMap[i] == JOY_ABSOLUTE_AXIS)
1994                                         {
1995                                                 cl.viewangles[YAW] += (fAxisValue * joy_yawsensitivity.value) * aspeed * cl_yawspeed.value;
1996                                         }
1997                                         else
1998                                         {
1999                                                 cl.viewangles[YAW] += (fAxisValue * joy_yawsensitivity.value) * speed * 180.0;
2000                                         }
2001
2002                                 }
2003                         }
2004                         break;
2005
2006                 case AxisLook:
2007                         if (mouselook)
2008                         {
2009                                 if (fabs(fAxisValue) > joy_pitchthreshold.value)
2010                                 {
2011                                         // pitch movement detected and pitch movement desired by user
2012                                         if(dwControlMap[i] == JOY_ABSOLUTE_AXIS)
2013                                         {
2014                                                 cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity.value) * aspeed * cl_pitchspeed.value;
2015                                         }
2016                                         else
2017                                         {
2018                                                 cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity.value) * speed * 180.0;
2019                                         }
2020                                         V_StopPitchDrift();
2021                                 }
2022                                 else
2023                                 {
2024                                         // no pitch movement
2025                                         // disable pitch return-to-center unless requested by user
2026                                         // *** this code can be removed when the lookspring bug is fixed
2027                                         // *** the bug always has the lookspring feature on
2028                                         if(lookspring.integer == 0)
2029                                                 V_StopPitchDrift();
2030                                 }
2031                         }
2032                         break;
2033
2034                 default:
2035                         break;
2036                 }
2037         }
2038 }
2039
2040 static void IN_Init(void)
2041 {
2042         uiWheelMessage = RegisterWindowMessage ( "MSWHEEL_ROLLMSG" );
2043
2044         // joystick variables
2045         Cvar_RegisterVariable (&in_joystick);
2046         Cvar_RegisterVariable (&joy_name);
2047         Cvar_RegisterVariable (&joy_advanced);
2048         Cvar_RegisterVariable (&joy_advaxisx);
2049         Cvar_RegisterVariable (&joy_advaxisy);
2050         Cvar_RegisterVariable (&joy_advaxisz);
2051         Cvar_RegisterVariable (&joy_advaxisr);
2052         Cvar_RegisterVariable (&joy_advaxisu);
2053         Cvar_RegisterVariable (&joy_advaxisv);
2054         Cvar_RegisterVariable (&joy_forwardthreshold);
2055         Cvar_RegisterVariable (&joy_sidethreshold);
2056         Cvar_RegisterVariable (&joy_pitchthreshold);
2057         Cvar_RegisterVariable (&joy_yawthreshold);
2058         Cvar_RegisterVariable (&joy_forwardsensitivity);
2059         Cvar_RegisterVariable (&joy_sidesensitivity);
2060         Cvar_RegisterVariable (&joy_pitchsensitivity);
2061         Cvar_RegisterVariable (&joy_yawsensitivity);
2062         Cvar_RegisterVariable (&joy_wwhack1);
2063         Cvar_RegisterVariable (&joy_wwhack2);
2064         Cvar_RegisterVariable (&vid_forcerefreshrate);
2065         Cmd_AddCommand ("joyadvancedupdate", Joy_AdvancedUpdate_f, "applies current joyadv* cvar settings to the joystick driver");
2066 }
2067
2068 static void IN_Shutdown(void)
2069 {
2070         IN_Activate (false);
2071
2072 #ifdef SUPPORTDIRECTX
2073         if (g_pMouse)
2074                 IDirectInputDevice_Release(g_pMouse);
2075         g_pMouse = NULL;
2076
2077         if (g_pdi)
2078                 IDirectInput_Release(g_pdi);
2079         g_pdi = NULL;
2080 #endif
2081 }