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, (LPWORD)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                         // note: password-locked screensavers on Vista still work
 546                         if (vid_activewindow && ((wParam & 0xFFF0) == SC_SCREENSAVE || (wParam & 0xFFF0) == SC_MONITORPOWER))
 547                                 lRet = 0;
 548                         else
 549                                 lRet = DefWindowProc (hWnd, uMsg, wParam, lParam);
 550                         break;
 551
 552         // this is complicated because Win32 seems to pack multiple mouse events into
 553         // one update sometimes, so we always check all states and look for events
 554                 case WM_LBUTTONDOWN:
 555                 case WM_LBUTTONUP:
 556                 case WM_RBUTTONDOWN:
 557                 case WM_RBUTTONUP:
 558                 case WM_MBUTTONDOWN:
 559                 case WM_MBUTTONUP:
 560                 case WM_XBUTTONDOWN:   // backslash :: imouse explorer buttons
 561                 case WM_XBUTTONUP:      // backslash :: imouse explorer buttons
 562                 case WM_MOUSEMOVE:
 563                         temp = 0;
 564
 565                         if (wParam & MK_LBUTTON)
 566                                 temp |= 1;
 567
 568                         if (wParam & MK_RBUTTON)
 569                                 temp |= 2;
 570
 571                         if (wParam & MK_MBUTTON)
 572                                 temp |= 4;
 573
 574                         /* backslash :: imouse explorer buttons */
 575                         if (wParam & MK_XBUTTON1)
 576                                 temp |= 8;
 577
 578                         if (wParam & MK_XBUTTON2)
 579                                 temp |= 16;
 580                         /* :: backslash */
 581
 582                         // LordHavoc: lets hope this allows more buttons in the future...
 583                         if (wParam & MK_XBUTTON3)
 584                                 temp |= 32;
 585                         if (wParam & MK_XBUTTON4)
 586                                 temp |= 64;
 587                         if (wParam & MK_XBUTTON5)
 588                                 temp |= 128;
 589                         if (wParam & MK_XBUTTON6)
 590                                 temp |= 256;
 591                         if (wParam & MK_XBUTTON7)
 592                                 temp |= 512;
 593
 594 #ifdef SUPPORTDIRECTX
 595                         if (vid_usingmouse && !dinput_acquired)
 596 #else
 597                         if (vid_usingmouse)
 598 #endif
 599                         {
 600                                 // perform button actions
 601                                 int i;
 602                                 for (i=0 ; i<mouse_buttons && i < 16 ; i++)
 603                                         if ((temp ^ mouse_oldbuttonstate) & (1<<i))
 604                                                 Key_Event (buttonremap[i], 0, (temp & (1<<i)) != 0);
 605                                 mouse_oldbuttonstate = temp;
 606                         }
 607
 608                         break;
 609
 610                 // JACK: This is the mouse wheel with the Intellimouse
 611                 // Its delta is either positive or neg, and we generate the proper
 612                 // Event.
 613                 case WM_MOUSEWHEEL:
 614                         if ((short) HIWORD(wParam) > 0) {
 615                                 Key_Event(K_MWHEELUP, 0, true);
 616                                 Key_Event(K_MWHEELUP, 0, false);
 617                         } else {
 618                                 Key_Event(K_MWHEELDOWN, 0, true);
 619                                 Key_Event(K_MWHEELDOWN, 0, false);
 620                         }
 621                         break;
 622
 623                 case WM_SIZE:
 624                         break;
 625
 626                 case WM_CLOSE:
 627                         if (MessageBox (mainwindow, "Are you sure you want to quit?", "Confirm Exit", MB_YESNO | MB_SETFOREGROUND | MB_ICONQUESTION) == IDYES)
 628                                 Sys_Quit (0);
 629
 630                         break;
 631
 632                 case WM_ACTIVATE:
 633                         fActive = LOWORD(wParam);
 634                         fMinimized = (BOOL) HIWORD(wParam);
 635                         AppActivate(!(fActive == WA_INACTIVE), fMinimized);
 636
 637                 // fix the leftover Alt from any Alt-Tab or the like that switched us away
 638                         ClearAllStates ();
 639
 640                         break;
 641
 642                 //case WM_DESTROY:
 643                 //      PostQuitMessage (0);
 644                 //      break;
 645
 646                 case MM_MCINOTIFY:
 647                         lRet = CDAudio_MessageHandler (hWnd, uMsg, wParam, lParam);
 648                         break;
 649
 650                 default:
 651                         /* pass all unhandled messages to DefWindowProc */
 652                         lRet = DefWindowProc (hWnd, uMsg, wParam, lParam);
 653                 break;
 654         }
 655
 656         /* return 1 if handled message, 0 if not */
 657         return lRet;
 658 }
 659
 660 int VID_SetGamma(unsigned short *ramps, int rampsize)
 661 {
 662         HDC hdc = GetDC (NULL);
 663         int i = SetDeviceGammaRamp(hdc, ramps);
 664         ReleaseDC (NULL, hdc);
 665         return i; // return success or failure
 666 }
 667
 668 int VID_GetGamma(unsigned short *ramps, int rampsize)
 669 {
 670         HDC hdc = GetDC (NULL);
 671         int i = GetDeviceGammaRamp(hdc, ramps);
 672         ReleaseDC (NULL, hdc);
 673         return i; // return success or failure
 674 }
 675
 676 static HINSTANCE gldll;
 677
 678 static void GL_CloseLibrary(void)
 679 {
 680         FreeLibrary(gldll);
 681         gldll = 0;
 682         gl_driver[0] = 0;
 683         qwglGetProcAddress = NULL;
 684         gl_extensions = "";
 685         gl_platform = "";
 686         gl_platformextensions = "";
 687 }
 688
 689 static int GL_OpenLibrary(const char *name)
 690 {
 691         Con_Printf("Loading OpenGL driver %s\n", name);
 692         GL_CloseLibrary();
 693         if (!(gldll = LoadLibrary(name)))
 694         {
 695                 Con_Printf("Unable to LoadLibrary %s\n", name);
 696                 return false;
 697         }
 698         strlcpy(gl_driver, name, sizeof(gl_driver));
 699         return true;
 700 }
 701
 702 void *GL_GetProcAddress(const char *name)
 703 {
 704         void *p = NULL;
 705         if (qwglGetProcAddress != NULL)
 706                 p = (void *) qwglGetProcAddress(name);
 707         if (p == NULL)
 708                 p = (void *) GetProcAddress(gldll, name);
 709         return p;
 710 }
 711
 712 #ifndef WGL_ARB_pixel_format
 713 #define WGL_NUMBER_PIXEL_FORMATS_ARB   0x2000
 714 #define WGL_DRAW_TO_WINDOW_ARB         0x2001
 715 #define WGL_DRAW_TO_BITMAP_ARB         0x2002
 716 #define WGL_ACCELERATION_ARB           0x2003
 717 #define WGL_NEED_PALETTE_ARB           0x2004
 718 #define WGL_NEED_SYSTEM_PALETTE_ARB    0x2005
 719 #define WGL_SWAP_LAYER_BUFFERS_ARB     0x2006
 720 #define WGL_SWAP_METHOD_ARB            0x2007
 721 #define WGL_NUMBER_OVERLAYS_ARB        0x2008
 722 #define WGL_NUMBER_UNDERLAYS_ARB       0x2009
 723 #define WGL_TRANSPARENT_ARB            0x200A
 724 #define WGL_TRANSPARENT_RED_VALUE_ARB  0x2037
 725 #define WGL_TRANSPARENT_GREEN_VALUE_ARB 0x2038
 726 #define WGL_TRANSPARENT_BLUE_VALUE_ARB 0x2039
 727 #define WGL_TRANSPARENT_ALPHA_VALUE_ARB 0x203A
 728 #define WGL_TRANSPARENT_INDEX_VALUE_ARB 0x203B
 729 #define WGL_SHARE_DEPTH_ARB            0x200C
 730 #define WGL_SHARE_STENCIL_ARB          0x200D
 731 #define WGL_SHARE_ACCUM_ARB            0x200E
 732 #define WGL_SUPPORT_GDI_ARB            0x200F
 733 #define WGL_SUPPORT_OPENGL_ARB         0x2010
 734 #define WGL_DOUBLE_BUFFER_ARB          0x2011
 735 #define WGL_STEREO_ARB                 0x2012
 736 #define WGL_PIXEL_TYPE_ARB             0x2013
 737 #define WGL_COLOR_BITS_ARB             0x2014
 738 #define WGL_RED_BITS_ARB               0x2015
 739 #define WGL_RED_SHIFT_ARB              0x2016
 740 #define WGL_GREEN_BITS_ARB             0x2017
 741 #define WGL_GREEN_SHIFT_ARB            0x2018
 742 #define WGL_BLUE_BITS_ARB              0x2019
 743 #define WGL_BLUE_SHIFT_ARB             0x201A
 744 #define WGL_ALPHA_BITS_ARB             0x201B
 745 #define WGL_ALPHA_SHIFT_ARB            0x201C
 746 #define WGL_ACCUM_BITS_ARB             0x201D
 747 #define WGL_ACCUM_RED_BITS_ARB         0x201E
 748 #define WGL_ACCUM_GREEN_BITS_ARB       0x201F
 749 #define WGL_ACCUM_BLUE_BITS_ARB        0x2020
 750 #define WGL_ACCUM_ALPHA_BITS_ARB       0x2021
 751 #define WGL_DEPTH_BITS_ARB             0x2022
 752 #define WGL_STENCIL_BITS_ARB           0x2023
 753 #define WGL_AUX_BUFFERS_ARB            0x2024
 754 #define WGL_NO_ACCELERATION_ARB        0x2025
 755 #define WGL_GENERIC_ACCELERATION_ARB   0x2026
 756 #define WGL_FULL_ACCELERATION_ARB      0x2027
 757 #define WGL_SWAP_EXCHANGE_ARB          0x2028
 758 #define WGL_SWAP_COPY_ARB              0x2029
 759 #define WGL_SWAP_UNDEFINED_ARB         0x202A
 760 #define WGL_TYPE_RGBA_ARB              0x202B
 761 #define WGL_TYPE_COLORINDEX_ARB        0x202C
 762 #endif
 763
 764 #ifndef WGL_ARB_multisample
 765 #define WGL_SAMPLE_BUFFERS_ARB         0x2041
 766 #define WGL_SAMPLES_ARB                0x2042
 767 #endif
 768
 769
 770 static void IN_Init(void);
 771 void VID_Init(void)
 772 {
 773         WNDCLASS wc;
 774
 775         InitCommonControls();
 776         hIcon = LoadIcon (global_hInstance, MAKEINTRESOURCE (IDI_ICON1));
 777
 778         // Register the frame class
 779         wc.style         = 0;
 780         wc.lpfnWndProc   = (WNDPROC)MainWndProc;
 781         wc.cbClsExtra    = 0;
 782         wc.cbWndExtra    = 0;
 783         wc.hInstance     = global_hInstance;
 784         wc.hIcon         = hIcon;
 785         wc.hCursor       = LoadCursor (NULL,IDC_ARROW);
 786         wc.hbrBackground = NULL;
 787         wc.lpszMenuName  = 0;
 788         wc.lpszClassName = "DarkPlacesWindowClass";
 789
 790         if (!RegisterClass (&wc))
 791                 Con_Printf ("Couldn't register window class\n");
 792
 793         memset(&initialdevmode, 0, sizeof(initialdevmode));
 794         EnumDisplaySettings(NULL, ENUM_CURRENT_SETTINGS, &initialdevmode);
 795
 796         IN_Init();
 797 }
 798
 799 int VID_InitMode (int fullscreen, int width, int height, int bpp, int refreshrate, int stereobuffer, int samples)
 800 {
 801         int i;
 802         HDC hdc;
 803         RECT rect;
 804         MSG msg;
 805         PIXELFORMATDESCRIPTOR pfd =
 806         {
 807                 sizeof(PIXELFORMATDESCRIPTOR),  // size of this pfd
 808                 1,                              // version number
 809                 PFD_DRAW_TO_WINDOW              // support window
 810                 |  PFD_SUPPORT_OPENGL   // support OpenGL
 811                 |  PFD_DOUBLEBUFFER ,   // double buffered
 812                 PFD_TYPE_RGBA,                  // RGBA type
 813                 24,                             // 24-bit color depth
 814                 0, 0, 0, 0, 0, 0,               // color bits ignored
 815                 0,                              // no alpha buffer
 816                 0,                              // shift bit ignored
 817                 0,                              // no accumulation buffer
 818                 0, 0, 0, 0,                     // accum bits ignored
 819                 32,                             // 32-bit z-buffer
 820                 0,                              // no stencil buffer
 821                 0,                              // no auxiliary buffer
 822                 PFD_MAIN_PLANE,                 // main layer
 823                 0,                              // reserved
 824                 0, 0, 0                         // layer masks ignored
 825         };
 826         int windowpass;
 827         int pixelformat, newpixelformat;
 828         int numpixelformats;
 829         DWORD WindowStyle, ExWindowStyle;
 830         int CenterX, CenterY;
 831         const char *gldrivername;
 832         int depth;
 833         DEVMODE thismode;
 834         qboolean foundmode, foundgoodmode;
 835         int *a;
 836         float *af;
 837         int attribs[128];
 838         float attribsf[16];
 839
 840         if (vid_initialized)
 841                 Sys_Error("VID_InitMode called when video is already initialised");
 842
 843         // if stencil is enabled, ask for alpha too
 844         if (bpp >= 32)
 845         {
 846                 pfd.cRedBits = 8;
 847                 pfd.cGreenBits = 8;
 848                 pfd.cBlueBits = 8;
 849                 pfd.cAlphaBits = 8;
 850                 pfd.cDepthBits = 24;
 851                 pfd.cStencilBits = 8;
 852         }
 853         else
 854         {
 855                 pfd.cRedBits = 5;
 856                 pfd.cGreenBits = 5;
 857                 pfd.cBlueBits = 5;
 858                 pfd.cAlphaBits = 0;
 859                 pfd.cDepthBits = 16;
 860                 pfd.cStencilBits = 0;
 861         }
 862
 863         if (stereobuffer)
 864                 pfd.dwFlags |= PFD_STEREO;
 865
 866         a = attribs;
 867         af = attribsf;
 868         *a++ = WGL_DRAW_TO_WINDOW_ARB;
 869         *a++ = GL_TRUE;
 870         *a++ = WGL_ACCELERATION_ARB;
 871         *a++ = WGL_FULL_ACCELERATION_ARB;
 872         *a++ = WGL_DOUBLE_BUFFER_ARB;
 873         *a++ = true;
 874
 875         if (bpp >= 32)
 876         {
 877                 *a++ = WGL_RED_BITS_ARB;
 878                 *a++ = 8;
 879                 *a++ = WGL_GREEN_BITS_ARB;
 880                 *a++ = 8;
 881                 *a++ = WGL_BLUE_BITS_ARB;
 882                 *a++ = 8;
 883                 *a++ = WGL_ALPHA_BITS_ARB;
 884                 *a++ = 8;
 885                 *a++ = WGL_DEPTH_BITS_ARB;
 886                 *a++ = 24;
 887                 *a++ = WGL_STENCIL_BITS_ARB;
 888                 *a++ = 8;
 889         }
 890         else
 891         {
 892                 *a++ = WGL_RED_BITS_ARB;
 893                 *a++ = 1;
 894                 *a++ = WGL_GREEN_BITS_ARB;
 895                 *a++ = 1;
 896                 *a++ = WGL_BLUE_BITS_ARB;
 897                 *a++ = 1;
 898                 *a++ = WGL_DEPTH_BITS_ARB;
 899                 *a++ = 16;
 900         }
 901
 902         if (stereobuffer)
 903         {
 904                 *a++ = WGL_STEREO_ARB;
 905                 *a++ = GL_TRUE;
 906         }
 907
 908         if (samples > 1)
 909         {
 910                 *a++ = WGL_SAMPLE_BUFFERS_ARB;
 911                 *a++ = 1;
 912                 *a++ = WGL_SAMPLES_ARB;
 913                 *a++ = samples;
 914         }
 915
 916         *a = 0;
 917         *af = 0;
 918
 919         gldrivername = "opengl32.dll";
 920 // 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
 921         i = COM_CheckParm("-gl_driver");
 922         if (i && i < com_argc - 1)
 923                 gldrivername = com_argv[i + 1];
 924         if (!GL_OpenLibrary(gldrivername))
 925         {
 926                 Con_Printf("Unable to load GL driver %s\n", gldrivername);
 927                 return false;
 928         }
 929
 930         memset(&gdevmode, 0, sizeof(gdevmode));
 931
 932         vid_isfullscreen = false;
 933         if (fullscreen)
 934         {
 935                 if(vid_forcerefreshrate.integer)
 936                 {
 937                         foundmode = true;
 938                         gdevmode.dmFields = DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT;
 939                         gdevmode.dmBitsPerPel = bpp;
 940                         gdevmode.dmPelsWidth = width;
 941                         gdevmode.dmPelsHeight = height;
 942                         gdevmode.dmSize = sizeof (gdevmode);
 943                         if(refreshrate)
 944                         {
 945                                 gdevmode.dmFields |= DM_DISPLAYFREQUENCY;
 946                                 gdevmode.dmDisplayFrequency = refreshrate;
 947                         }
 948                 }
 949                 else
 950                 {
 951                         if(refreshrate == 0)
 952                                 refreshrate = initialdevmode.dmDisplayFrequency; // default vid_refreshrate to the rate of the desktop
 953
 954                         foundmode = false;
 955                         foundgoodmode = false;
 956
 957                         thismode.dmSize = sizeof(thismode);
 958                         thismode.dmDriverExtra = 0;
 959                         for(i = 0; EnumDisplaySettings(NULL, i, &thismode); ++i)
 960                         {
 961                                 if(~thismode.dmFields & (DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT | DM_DISPLAYFREQUENCY))
 962                                 {
 963                                         Con_DPrintf("enumerating modes yielded a bogus item... please debug this\n");
 964                                         continue;
 965                                 }
 966                                 if(developer.integer >= 100)
 967                                         Con_Printf("Found mode %dx%dx%dbpp %dHz... ", (int)thismode.dmPelsWidth, (int)thismode.dmPelsHeight, (int)thismode.dmBitsPerPel, (int)thismode.dmDisplayFrequency);
 968                                 if(thismode.dmBitsPerPel != (DWORD)bpp)
 969                                 {
 970                                         if(developer.integer >= 100)
 971                                                 Con_Printf("wrong bpp\n");
 972                                         continue;
 973                                 }
 974                                 if(thismode.dmPelsWidth != (DWORD)width)
 975                                 {
 976                                         if(developer.integer >= 100)
 977                                                 Con_Printf("wrong width\n");
 978                                         continue;
 979                                 }
 980                                 if(thismode.dmPelsHeight != (DWORD)height)
 981                                 {
 982                                         if(developer.integer >= 100)
 983                                                 Con_Printf("wrong height\n");
 984                                         continue;
 985                                 }
 986
 987                                 if(foundgoodmode)
 988                                 {
 989                                         // if we have a good mode, make sure this mode is better than the previous one, and allowed by the refreshrate
 990                                         if(thismode.dmDisplayFrequency > (DWORD)refreshrate)
 991                                         {
 992                                                 if(developer.integer >= 100)
 993                                                         Con_Printf("too high refresh rate\n");
 994                                                 continue;
 995                                         }
 996                                         else if(thismode.dmDisplayFrequency <= gdevmode.dmDisplayFrequency)
 997                                         {
 998                                                 if(developer.integer >= 100)
 999                                                         Con_Printf("doesn't beat previous best match (too low)\n");
1000                                                 continue;
1001                                         }
1002                                 }
1003                                 else if(foundmode)
1004                                 {
1005                                         // we do have one, but it isn't good... make sure it has a lower frequency than the previous one
1006                                         if(thismode.dmDisplayFrequency >= gdevmode.dmDisplayFrequency)
1007                                         {
1008                                                 if(developer.integer >= 100)
1009                                                         Con_Printf("doesn't beat previous best match (too high)\n");
1010                                                 continue;
1011                                         }
1012                                 }
1013                                 // otherwise, take anything
1014
1015                                 memcpy(&gdevmode, &thismode, sizeof(gdevmode));
1016                                 if(thismode.dmDisplayFrequency <= (DWORD)refreshrate)
1017                                         foundgoodmode = true;
1018                                 else
1019                                 {
1020                                         if(developer.integer >= 100)
1021                                                 Con_Printf("(out of range)\n");
1022                                 }
1023                                 foundmode = true;
1024                                 if(developer.integer >= 100)
1025                                         Con_Printf("accepted\n");
1026                         }
1027                 }
1028
1029                 if (!foundmode)
1030                 {
1031                         VID_Shutdown();
1032                         Con_Printf("Unable to find the requested mode %dx%dx%dbpp\n", width, height, bpp);
1033                         return false;
1034                 }
1035                 else if(ChangeDisplaySettings (&gdevmode, CDS_FULLSCREEN) != DISP_CHANGE_SUCCESSFUL)
1036                 {
1037                         VID_Shutdown();
1038                         Con_Printf("Unable to change to requested mode %dx%dx%dbpp\n", width, height, bpp);
1039                         return false;
1040                 }
1041
1042                 vid_isfullscreen = true;
1043                 WindowStyle = WS_POPUP;
1044                 ExWindowStyle = WS_EX_TOPMOST;
1045         }
1046         else
1047         {
1048                 hdc = GetDC (NULL);
1049                 i = GetDeviceCaps(hdc, RASTERCAPS);
1050                 depth = GetDeviceCaps(hdc, PLANES) * GetDeviceCaps(hdc, BITSPIXEL);
1051                 ReleaseDC (NULL, hdc);
1052                 if (i & RC_PALETTE)
1053                 {
1054                         VID_Shutdown();
1055                         Con_Print("Can't run in non-RGB mode\n");
1056                         return false;
1057                 }
1058                 if (bpp > depth)
1059                 {
1060                         VID_Shutdown();
1061                         Con_Print("A higher desktop depth is required to run this video mode\n");
1062                         return false;
1063                 }
1064
1065                 WindowStyle = WS_OVERLAPPED | WS_BORDER | WS_CAPTION | WS_SYSMENU | WS_MINIMIZEBOX;
1066                 ExWindowStyle = 0;
1067         }
1068
1069         rect.top = 0;
1070         rect.left = 0;
1071         rect.right = width;
1072         rect.bottom = height;
1073         AdjustWindowRectEx(&rect, WindowStyle, false, 0);
1074
1075         if (fullscreen)
1076         {
1077                 CenterX = 0;
1078                 CenterY = 0;
1079         }
1080         else
1081         {
1082                 CenterX = (GetSystemMetrics(SM_CXSCREEN) - (rect.right - rect.left)) / 2;
1083                 CenterY = (GetSystemMetrics(SM_CYSCREEN) - (rect.bottom - rect.top)) / 2;
1084         }
1085         CenterX = max(0, CenterX);
1086         CenterY = max(0, CenterY);
1087
1088         // x and y may be changed by WM_MOVE messages
1089         window_x = CenterX;
1090         window_y = CenterY;
1091         rect.left += CenterX;
1092         rect.right += CenterX;
1093         rect.top += CenterY;
1094         rect.bottom += CenterY;
1095
1096         pixelformat = 0;
1097         newpixelformat = 0;
1098         // start out at the final windowpass if samples is 1 as it's the only feature we need extended pixel formats for
1099         for (windowpass = samples == 1;windowpass < 2;windowpass++)
1100         {
1101                 mainwindow = CreateWindowEx (ExWindowStyle, "DarkPlacesWindowClass", gamename, WindowStyle, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top, NULL, NULL, global_hInstance, NULL);
1102                 if (!mainwindow)
1103                 {
1104                         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);
1105                         VID_Shutdown();
1106                         return false;
1107                 }
1108
1109                 baseDC = GetDC(mainwindow);
1110
1111                 if (!newpixelformat)
1112                         newpixelformat = ChoosePixelFormat(baseDC, &pfd);
1113                 pixelformat = newpixelformat;
1114                 if (!pixelformat)
1115                 {
1116                         VID_Shutdown();
1117                         Con_Printf("ChoosePixelFormat(%d, %p) failed\n", (int)baseDC, &pfd);
1118                         return false;
1119                 }
1120
1121                 if (SetPixelFormat(baseDC, pixelformat, &pfd) == false)
1122                 {
1123                         VID_Shutdown();
1124                         Con_Printf("SetPixelFormat(%d, %d, %p) failed\n", (int)baseDC, pixelformat, &pfd);
1125                         return false;
1126                 }
1127
1128                 gl_extensions = "";
1129                 gl_platformextensions = "";
1130                 if (!GL_CheckExtension("wgl", wglfuncs, NULL, false))
1131                 {
1132                         VID_Shutdown();
1133                         Con_Print("wgl functions not found\n");
1134                         return false;
1135                 }
1136
1137                 baseRC = qwglCreateContext(baseDC);
1138                 if (!baseRC)
1139                 {
1140                         VID_Shutdown();
1141                         Con_Print("Could not initialize GL (wglCreateContext failed).\n\nMake sure you are in 65536 color mode, and try running -window.\n");
1142                         return false;
1143                 }
1144                 if (!qwglMakeCurrent(baseDC, baseRC))
1145                 {
1146                         VID_Shutdown();
1147                         Con_Printf("wglMakeCurrent(%d, %d) failed\n", (int)baseDC, (int)baseRC);
1148                         return false;
1149                 }
1150
1151                 if ((qglGetString = (const GLubyte* (GLAPIENTRY *)(GLenum name))GL_GetProcAddress("glGetString")) == NULL)
1152                 {
1153                         VID_Shutdown();
1154                         Con_Print("glGetString not found\n");
1155                         return false;
1156                 }
1157                 if ((qwglGetExtensionsStringARB = (const char *(WINAPI *)(HDC hdc))GL_GetProcAddress("wglGetExtensionsStringARB")) == NULL)
1158                         Con_Print("wglGetExtensionsStringARB not found\n");
1159
1160                 gl_renderer = (const char *)qglGetString(GL_RENDERER);
1161                 gl_vendor = (const char *)qglGetString(GL_VENDOR);
1162                 gl_version = (const char *)qglGetString(GL_VERSION);
1163                 gl_extensions = (const char *)qglGetString(GL_EXTENSIONS);
1164                 gl_platform = "WGL";
1165                 gl_platformextensions = "";
1166
1167                 if (qwglGetExtensionsStringARB)
1168                         gl_platformextensions = (const char *)qwglGetExtensionsStringARB(baseDC);
1169
1170                 if (!gl_extensions)
1171                         gl_extensions = "";
1172                 if (!gl_platformextensions)
1173                         gl_platformextensions = "";
1174
1175                 // now some nice Windows pain:
1176                 // we have created a window, we needed one to find out if there are
1177                 // any multisample pixel formats available, the problem is that to
1178                 // actually use one of those multisample formats we now have to
1179                 // recreate the window (yes Microsoft OpenGL really is that bad)
1180
1181                 if (windowpass == 0)
1182                 {
1183                         if (!GL_CheckExtension("WGL_ARB_pixel_format", wglpixelformatfuncs, "-noarbpixelformat", false) || !qwglChoosePixelFormatARB(baseDC, attribs, attribsf, 1, &newpixelformat, &numpixelformats) || !newpixelformat)
1184                                 break;
1185                         // ok we got one - do it all over again with newpixelformat
1186                         qwglMakeCurrent(NULL, NULL);
1187                         qwglDeleteContext(baseRC);baseRC = 0;
1188                         ReleaseDC(mainwindow, baseDC);baseDC = 0;
1189                         // eat up any messages waiting for us
1190                         while (PeekMessage (&msg, NULL, 0, 0, PM_REMOVE))
1191                         {
1192                                 TranslateMessage (&msg);
1193                                 DispatchMessage (&msg);
1194                         }
1195                 }
1196         }
1197
1198         Con_DPrintf("GL_VENDOR: %s\n", gl_vendor);
1199         Con_DPrintf("GL_RENDERER: %s\n", gl_renderer);
1200         Con_DPrintf("GL_VERSION: %s\n", gl_version);
1201         Con_DPrintf("GL_EXTENSIONS: %s\n", gl_extensions);
1202         Con_DPrintf("%s_EXTENSIONS: %s\n", gl_platform, gl_platformextensions);
1203
1204         /*
1205         if (!fullscreen)
1206                 SetWindowPos (mainwindow, NULL, CenterX, CenterY, 0, 0,SWP_NOSIZE | SWP_NOZORDER | SWP_SHOWWINDOW | SWP_DRAWFRAME);
1207         */
1208
1209         ShowWindow (mainwindow, SW_SHOWDEFAULT);
1210         UpdateWindow (mainwindow);
1211
1212         // now we try to make sure we get the focus on the mode switch, because
1213         // sometimes in some systems we don't.  We grab the foreground, then
1214         // finish setting up, pump all our messages, and sleep for a little while
1215         // to let messages finish bouncing around the system, then we put
1216         // ourselves at the top of the z order, then grab the foreground again,
1217         // Who knows if it helps, but it probably doesn't hurt
1218         SetForegroundWindow (mainwindow);
1219
1220         while (PeekMessage (&msg, NULL, 0, 0, PM_REMOVE))
1221         {
1222                 TranslateMessage (&msg);
1223                 DispatchMessage (&msg);
1224         }
1225
1226         Sleep (100);
1227
1228         SetWindowPos (mainwindow, HWND_TOP, 0, 0, 0, 0, SWP_DRAWFRAME | SWP_NOMOVE | SWP_NOSIZE | SWP_SHOWWINDOW | SWP_NOCOPYBITS);
1229
1230         SetForegroundWindow (mainwindow);
1231
1232         // fix the leftover Alt from any Alt-Tab or the like that switched us away
1233         ClearAllStates ();
1234
1235         gl_videosyncavailable = false;
1236
1237 // COMMANDLINEOPTION: Windows WGL: -novideosync disables WGL_EXT_swap_control
1238         gl_videosyncavailable = GL_CheckExtension("WGL_EXT_swap_control", wglswapintervalfuncs, "-novideosync", false);
1239
1240         GL_Init ();
1241
1242         //vid_menudrawfn = VID_MenuDraw;
1243         //vid_menukeyfn = VID_MenuKey;
1244         vid_usingmouse = false;
1245         vid_usingvsync = false;
1246         vid_hidden = false;
1247         vid_initialized = true;
1248
1249         IN_StartupMouse ();
1250         IN_StartupJoystick ();
1251
1252         if (gl_videosyncavailable)
1253         {
1254                 vid_usevsync = vid_vsync.integer;
1255                 vid_usingvsync = vid_vsync.integer;
1256                 qwglSwapIntervalEXT (vid_usevsync);
1257         }
1258
1259         return true;
1260 }
1261
1262 static void IN_Shutdown(void);
1263 void VID_Shutdown (void)
1264 {
1265         if(vid_initialized == false)
1266                 return;
1267
1268         VID_RestoreSystemGamma();
1269
1270         vid_initialized = false;
1271         IN_Shutdown();
1272         if (qwglMakeCurrent)
1273                 qwglMakeCurrent(NULL, NULL);
1274         if (baseRC && qwglDeleteContext)
1275                 qwglDeleteContext(baseRC);
1276         // close the library before we get rid of the window
1277         GL_CloseLibrary();
1278         if (baseDC && mainwindow)
1279                 ReleaseDC(mainwindow, baseDC);
1280         AppActivate(false, false);
1281         if (mainwindow)
1282                 DestroyWindow(mainwindow);
1283         mainwindow = 0;
1284         if (vid_isfullscreen)
1285                 ChangeDisplaySettings (NULL, 0);
1286         vid_isfullscreen = false;
1287 }
1288
1289 static void IN_Activate (qboolean grab)
1290 {
1291         static qboolean restore_spi;
1292         static int originalmouseparms[3];
1293
1294         if (!mouseinitialized)
1295                 return;
1296
1297         if (grab)
1298         {
1299                 if (!vid_usingmouse)
1300                 {
1301                         vid_usingmouse = true;
1302                         cl_ignoremousemoves = 2;
1303 #ifdef SUPPORTDIRECTX
1304                         if (dinput && g_pMouse)
1305                         {
1306                                 IDirectInputDevice_Acquire(g_pMouse);
1307                                 dinput_acquired = true;
1308                         }
1309                         else
1310 #endif
1311                         {
1312                                 RECT window_rect;
1313                                 window_rect.left = window_x;
1314                                 window_rect.top = window_y;
1315                                 window_rect.right = window_x + vid.width;
1316                                 window_rect.bottom = window_y + vid.height;
1317
1318                                 // change mouse settings to turn off acceleration
1319 // COMMANDLINEOPTION: Windows GDI Input: -noforcemparms disables setting of mouse parameters (not used with -dinput, windows only)
1320                                 if (!COM_CheckParm ("-noforcemparms") && SystemParametersInfo (SPI_GETMOUSE, 0, originalmouseparms, 0))
1321                                 {
1322                                         int newmouseparms[3];
1323                                         newmouseparms[0] = 0; // threshold to double movement (only if accel level is >= 1)
1324                                         newmouseparms[1] = 0; // threshold to quadruple movement (only if accel level is >= 2)
1325                                         newmouseparms[2] = 0; // maximum level of acceleration (0 = off)
1326                                         restore_spi = SystemParametersInfo (SPI_SETMOUSE, 0, newmouseparms, 0);
1327                                 }
1328                                 else
1329                                         restore_spi = false;
1330                                 SetCursorPos ((window_x + vid.width / 2), (window_y + vid.height / 2));
1331
1332                                 SetCapture (mainwindow);
1333                                 ClipCursor (&window_rect);
1334                         }
1335                         ShowCursor (false);
1336                 }
1337         }
1338         else
1339         {
1340                 if (vid_usingmouse)
1341                 {
1342                         vid_usingmouse = false;
1343                         cl_ignoremousemoves = 2;
1344 #ifdef SUPPORTDIRECTX
1345                         if (dinput_acquired)
1346                         {
1347                                 IDirectInputDevice_Unacquire(g_pMouse);
1348                                 dinput_acquired = false;
1349                         }
1350                         else
1351 #endif
1352                         {
1353                                 // restore system mouseparms if we changed them
1354                                 if (restore_spi)
1355                                         SystemParametersInfo (SPI_SETMOUSE, 0, originalmouseparms, 0);
1356                                 restore_spi = false;
1357                                 ClipCursor (NULL);
1358                                 ReleaseCapture ();
1359                         }
1360                         ShowCursor (true);
1361                 }
1362         }
1363 }
1364
1365
1366 #ifdef SUPPORTDIRECTX
1367 /*
1368 ===========
1369 IN_InitDInput
1370 ===========
1371 */
1372 static qboolean IN_InitDInput (void)
1373 {
1374     HRESULT             hr;
1375         DIPROPDWORD     dipdw = {
1376                 {
1377                         sizeof(DIPROPDWORD),        // diph.dwSize
1378                         sizeof(DIPROPHEADER),       // diph.dwHeaderSize
1379                         0,                          // diph.dwObj
1380                         DIPH_DEVICE,                // diph.dwHow
1381                 },
1382                 DINPUT_BUFFERSIZE,              // dwData
1383         };
1384
1385         if (!hInstDI)
1386         {
1387                 hInstDI = LoadLibrary("dinput.dll");
1388
1389                 if (hInstDI == NULL)
1390                 {
1391                         Con_Print("Couldn't load dinput.dll\n");
1392                         return false;
1393                 }
1394         }
1395
1396         if (!pDirectInputCreate)
1397         {
1398                 pDirectInputCreate = (void *)GetProcAddress(hInstDI,"DirectInputCreateA");
1399
1400                 if (!pDirectInputCreate)
1401                 {
1402                         Con_Print("Couldn't get DI proc addr\n");
1403                         return false;
1404                 }
1405         }
1406
1407 // register with DirectInput and get an IDirectInput to play with.
1408         hr = iDirectInputCreate(global_hInstance, DIRECTINPUT_VERSION, &g_pdi, NULL);
1409
1410         if (FAILED(hr))
1411         {
1412                 return false;
1413         }
1414
1415 // obtain an interface to the system mouse device.
1416         hr = IDirectInput_CreateDevice(g_pdi, &GUID_SysMouse, &g_pMouse, NULL);
1417
1418         if (FAILED(hr))
1419         {
1420                 Con_Print("Couldn't open DI mouse device\n");
1421                 return false;
1422         }
1423
1424 // set the data format to "mouse format".
1425         hr = IDirectInputDevice_SetDataFormat(g_pMouse, &c_dfDIMouse);
1426
1427         if (FAILED(hr))
1428         {
1429                 Con_Print("Couldn't set DI mouse format\n");
1430                 return false;
1431         }
1432
1433 // set the cooperativity level.
1434         hr = IDirectInputDevice_SetCooperativeLevel(g_pMouse, mainwindow,
1435                         DISCL_EXCLUSIVE | DISCL_FOREGROUND);
1436
1437         if (FAILED(hr))
1438         {
1439                 Con_Print("Couldn't set DI coop level\n");
1440                 return false;
1441         }
1442
1443
1444 // set the buffer size to DINPUT_BUFFERSIZE elements.
1445 // the buffer size is a DWORD property associated with the device
1446         hr = IDirectInputDevice_SetProperty(g_pMouse, DIPROP_BUFFERSIZE, &dipdw.diph);
1447
1448         if (FAILED(hr))
1449         {
1450                 Con_Print("Couldn't set DI buffersize\n");
1451                 return false;
1452         }
1453
1454         return true;
1455 }
1456 #endif
1457
1458
1459 /*
1460 ===========
1461 IN_StartupMouse
1462 ===========
1463 */
1464 static void IN_StartupMouse (void)
1465 {
1466         if (COM_CheckParm ("-nomouse"))
1467                 return;
1468
1469         mouseinitialized = true;
1470
1471 #ifdef SUPPORTDIRECTX
1472 // COMMANDLINEOPTION: Windows Input: -dinput enables DirectInput for mouse/joystick input
1473         if (COM_CheckParm ("-dinput"))
1474                 dinput = IN_InitDInput ();
1475
1476         if (dinput)
1477                 Con_Print("DirectInput initialized\n");
1478         else
1479                 Con_Print("DirectInput not initialized\n");
1480 #endif
1481
1482         mouse_buttons = 10;
1483 }
1484
1485
1486 /*
1487 ===========
1488 IN_MouseMove
1489 ===========
1490 */
1491 static void IN_MouseMove (void)
1492 {
1493         int mx, my;
1494         POINT current_pos;
1495
1496         if (!vid_usingmouse)
1497         {
1498                 //GetCursorPos (&current_pos);
1499                 //ui_mouseupdate(current_pos.x - window_x, current_pos.y - window_y);
1500                 return;
1501         }
1502
1503 #ifdef SUPPORTDIRECTX
1504         if (dinput_acquired)
1505         {
1506                 int i;
1507                 DIDEVICEOBJECTDATA      od;
1508                 DWORD                           dwElements;
1509                 HRESULT                         hr;
1510                 mx = 0;
1511                 my = 0;
1512
1513                 for (;;)
1514                 {
1515                         dwElements = 1;
1516
1517                         hr = IDirectInputDevice_GetDeviceData(g_pMouse,
1518                                         sizeof(DIDEVICEOBJECTDATA), &od, &dwElements, 0);
1519
1520                         if ((hr == DIERR_INPUTLOST) || (hr == DIERR_NOTACQUIRED))
1521                         {
1522                                 IDirectInputDevice_Acquire(g_pMouse);
1523                                 break;
1524                         }
1525
1526                         /* Unable to read data or no data available */
1527                         if (FAILED(hr) || dwElements == 0)
1528                                 break;
1529
1530                         /* Look at the element to see what happened */
1531
1532                         switch (od.dwOfs)
1533                         {
1534                                 case DIMOFS_X:
1535                                         mx += (LONG) od.dwData;
1536                                         break;
1537
1538                                 case DIMOFS_Y:
1539                                         my += (LONG) od.dwData;
1540                                         break;
1541
1542                                 case DIMOFS_Z:
1543                                         if((LONG) od.dwData < 0)
1544                                         {
1545                                                 Key_Event (K_MWHEELDOWN, 0, true);
1546                                                 Key_Event (K_MWHEELDOWN, 0, false);
1547                                         }
1548                                         else if((LONG) od.dwData > 0)
1549                                         {
1550                                                 Key_Event (K_MWHEELUP, 0, true);
1551                                                 Key_Event (K_MWHEELUP, 0, false);
1552                                         }
1553                                         break;
1554
1555                                 case DIMOFS_BUTTON0:
1556                                         if (od.dwData & 0x80)
1557                                                 mstate_di |= 1;
1558                                         else
1559                                                 mstate_di &= ~1;
1560                                         break;
1561
1562                                 case DIMOFS_BUTTON1:
1563                                         if (od.dwData & 0x80)
1564                                                 mstate_di |= (1<<1);
1565                                         else
1566                                                 mstate_di &= ~(1<<1);
1567                                         break;
1568
1569                                 case DIMOFS_BUTTON2:
1570                                         if (od.dwData & 0x80)
1571                                                 mstate_di |= (1<<2);
1572                                         else
1573                                                 mstate_di &= ~(1<<2);
1574                                         break;
1575
1576                                 case DIMOFS_BUTTON3:
1577                                         if (od.dwData & 0x80)
1578                                                 mstate_di |= (1<<3);
1579                                         else
1580                                                 mstate_di &= ~(1<<3);
1581                                         break;
1582                         }
1583                 }
1584
1585                 // perform button actions
1586                 for (i=0 ; i<mouse_buttons && i < 16 ; i++)
1587                         if ((mstate_di ^ mouse_oldbuttonstate) & (1<<i))
1588                                 Key_Event (buttonremap[i], 0, (mstate_di & (1<<i)) != 0);
1589                 mouse_oldbuttonstate = mstate_di;
1590
1591                 in_mouse_x = mx;
1592                 in_mouse_y = my;
1593         }
1594         else
1595 #endif
1596         {
1597                 GetCursorPos (&current_pos);
1598                 mx = current_pos.x - (window_x + vid.width / 2);
1599                 my = current_pos.y - (window_y + vid.height / 2);
1600
1601                 in_mouse_x = mx;
1602                 in_mouse_y = my;
1603
1604                 // if the mouse has moved, force it to the center, so there's room to move
1605                 if (!cl.csqc_wantsmousemove)
1606                 if (mx || my)
1607                         SetCursorPos ((window_x + vid.width / 2), (window_y + vid.height / 2));
1608         }
1609 }
1610
1611
1612 /*
1613 ===========
1614 IN_Move
1615 ===========
1616 */
1617 void IN_Move (void)
1618 {
1619         if (vid_activewindow && !vid_hidden)
1620         {
1621                 IN_MouseMove ();
1622                 IN_JoyMove ();
1623         }
1624 }
1625
1626
1627 /*
1628 ===============
1629 IN_StartupJoystick
1630 ===============
1631 */
1632 static void IN_StartupJoystick (void)
1633 {
1634         int                     numdevs;
1635         JOYCAPS         jc;
1636         MMRESULT        mmr;
1637         mmr = 0;
1638
1639         // assume no joystick
1640         joy_avail = false;
1641
1642         // abort startup if user requests no joystick
1643 // COMMANDLINEOPTION: Windows Input: -nojoy disables joystick support, may be a small speed increase
1644         if (COM_CheckParm ("-nojoy"))
1645                 return;
1646
1647         // verify joystick driver is present
1648         if ((numdevs = joyGetNumDevs ()) == 0)
1649         {
1650                 Con_Print("\njoystick not found -- driver not present\n\n");
1651                 return;
1652         }
1653
1654         // cycle through the joystick ids for the first valid one
1655         for (joy_id=0 ; joy_id<numdevs ; joy_id++)
1656         {
1657                 memset (&ji, 0, sizeof(ji));
1658                 ji.dwSize = sizeof(ji);
1659                 ji.dwFlags = JOY_RETURNCENTERED;
1660
1661                 if ((mmr = joyGetPosEx (joy_id, &ji)) == JOYERR_NOERROR)
1662                         break;
1663         }
1664
1665         // abort startup if we didn't find a valid joystick
1666         if (mmr != JOYERR_NOERROR)
1667         {
1668                 Con_Printf("\njoystick not found -- no valid joysticks (%x)\n\n", mmr);
1669                 return;
1670         }
1671
1672         // get the capabilities of the selected joystick
1673         // abort startup if command fails
1674         memset (&jc, 0, sizeof(jc));
1675         if ((mmr = joyGetDevCaps (joy_id, &jc, sizeof(jc))) != JOYERR_NOERROR)
1676         {
1677                 Con_Printf("\njoystick not found -- invalid joystick capabilities (%x)\n\n", mmr);
1678                 return;
1679         }
1680
1681         // save the joystick's number of buttons and POV status
1682         joy_numbuttons = jc.wNumButtons;
1683         joy_haspov = jc.wCaps & JOYCAPS_HASPOV;
1684
1685         // old button and POV states default to no buttons pressed
1686         joy_oldbuttonstate = joy_oldpovstate = 0;
1687
1688         // mark the joystick as available and advanced initialization not completed
1689         // this is needed as cvars are not available during initialization
1690
1691         joy_avail = true;
1692         joy_advancedinit = false;
1693
1694         Con_Print("\njoystick detected\n\n");
1695 }
1696
1697
1698 /*
1699 ===========
1700 RawValuePointer
1701 ===========
1702 */
1703 static PDWORD RawValuePointer (int axis)
1704 {
1705         switch (axis)
1706         {
1707         case JOY_AXIS_X:
1708                 return &ji.dwXpos;
1709         case JOY_AXIS_Y:
1710                 return &ji.dwYpos;
1711         case JOY_AXIS_Z:
1712                 return &ji.dwZpos;
1713         case JOY_AXIS_R:
1714                 return &ji.dwRpos;
1715         case JOY_AXIS_U:
1716                 return &ji.dwUpos;
1717         case JOY_AXIS_V:
1718                 return &ji.dwVpos;
1719         }
1720         return NULL; // LordHavoc: hush compiler warning
1721 }
1722
1723
1724 /*
1725 ===========
1726 Joy_AdvancedUpdate_f
1727 ===========
1728 */
1729 static void Joy_AdvancedUpdate_f (void)
1730 {
1731
1732         // called once by IN_ReadJoystick and by user whenever an update is needed
1733         // cvars are now available
1734         int     i;
1735         DWORD dwTemp;
1736
1737         // initialize all the maps
1738         for (i = 0; i < JOY_MAX_AXES; i++)
1739         {
1740                 dwAxisMap[i] = AxisNada;
1741                 dwControlMap[i] = JOY_ABSOLUTE_AXIS;
1742                 pdwRawValue[i] = RawValuePointer(i);
1743         }
1744
1745         if( joy_advanced.integer == 0)
1746         {
1747                 // default joystick initialization
1748                 // 2 axes only with joystick control
1749                 dwAxisMap[JOY_AXIS_X] = AxisTurn;
1750                 // dwControlMap[JOY_AXIS_X] = JOY_ABSOLUTE_AXIS;
1751                 dwAxisMap[JOY_AXIS_Y] = AxisForward;
1752                 // dwControlMap[JOY_AXIS_Y] = JOY_ABSOLUTE_AXIS;
1753         }
1754         else
1755         {
1756                 if (strcmp (joy_name.string, "joystick") != 0)
1757                 {
1758                         // notify user of advanced controller
1759                         Con_Printf("\n%s configured\n\n", joy_name.string);
1760                 }
1761
1762                 // advanced initialization here
1763                 // data supplied by user via joy_axisn cvars
1764                 dwTemp = (DWORD) joy_advaxisx.value;
1765                 dwAxisMap[JOY_AXIS_X] = dwTemp & 0x0000000f;
1766                 dwControlMap[JOY_AXIS_X] = dwTemp & JOY_RELATIVE_AXIS;
1767                 dwTemp = (DWORD) joy_advaxisy.value;
1768                 dwAxisMap[JOY_AXIS_Y] = dwTemp & 0x0000000f;
1769                 dwControlMap[JOY_AXIS_Y] = dwTemp & JOY_RELATIVE_AXIS;
1770                 dwTemp = (DWORD) joy_advaxisz.value;
1771                 dwAxisMap[JOY_AXIS_Z] = dwTemp & 0x0000000f;
1772                 dwControlMap[JOY_AXIS_Z] = dwTemp & JOY_RELATIVE_AXIS;
1773                 dwTemp = (DWORD) joy_advaxisr.value;
1774                 dwAxisMap[JOY_AXIS_R] = dwTemp & 0x0000000f;
1775                 dwControlMap[JOY_AXIS_R] = dwTemp & JOY_RELATIVE_AXIS;
1776                 dwTemp = (DWORD) joy_advaxisu.value;
1777                 dwAxisMap[JOY_AXIS_U] = dwTemp & 0x0000000f;
1778                 dwControlMap[JOY_AXIS_U] = dwTemp & JOY_RELATIVE_AXIS;
1779                 dwTemp = (DWORD) joy_advaxisv.value;
1780                 dwAxisMap[JOY_AXIS_V] = dwTemp & 0x0000000f;
1781                 dwControlMap[JOY_AXIS_V] = dwTemp & JOY_RELATIVE_AXIS;
1782         }
1783
1784         // compute the axes to collect from DirectInput
1785         joy_flags = JOY_RETURNCENTERED | JOY_RETURNBUTTONS | JOY_RETURNPOV;
1786         for (i = 0; i < JOY_MAX_AXES; i++)
1787         {
1788                 if (dwAxisMap[i] != AxisNada)
1789                 {
1790                         joy_flags |= dwAxisFlags[i];
1791                 }
1792         }
1793 }
1794
1795 /*
1796 ===============
1797 IN_ReadJoystick
1798 ===============
1799 */
1800 static qboolean IN_ReadJoystick (void)
1801 {
1802
1803         memset (&ji, 0, sizeof(ji));
1804         ji.dwSize = sizeof(ji);
1805         ji.dwFlags = joy_flags;
1806
1807         if (joyGetPosEx (joy_id, &ji) == JOYERR_NOERROR)
1808         {
1809                 // this is a hack -- there is a bug in the Logitech WingMan Warrior DirectInput Driver
1810                 // rather than having 32768 be the zero point, they have the zero point at 32668
1811                 // go figure -- anyway, now we get the full resolution out of the device
1812                 if (joy_wwhack1.integer != 0.0)
1813                 {
1814                         ji.dwUpos += 100;
1815                 }
1816                 return true;
1817         }
1818         else
1819         {
1820                 // read error occurred
1821                 // turning off the joystick seems too harsh for 1 read error,
1822                 // but what should be done?
1823                 return false;
1824         }
1825 }
1826
1827
1828 /*
1829 ===========
1830 IN_JoyMove
1831 ===========
1832 */
1833 static void IN_JoyMove (void)
1834 {
1835         float   speed, aspeed;
1836         float   fAxisValue, fTemp;
1837         int             i, mouselook = (in_mlook.state & 1) || freelook.integer;
1838
1839         // complete initialization if first time in
1840         // this is needed as cvars are not available at initialization time
1841         if( joy_advancedinit != true )
1842         {
1843                 Joy_AdvancedUpdate_f();
1844                 joy_advancedinit = true;
1845         }
1846
1847         if (joy_avail)
1848         {
1849                 int             i, key_index;
1850                 DWORD   buttonstate, povstate;
1851
1852                 // loop through the joystick buttons
1853                 // key a joystick event or auxillary event for higher number buttons for each state change
1854                 buttonstate = ji.dwButtons;
1855                 for (i=0 ; i < (int) joy_numbuttons ; i++)
1856                 {
1857                         if ( (buttonstate & (1<<i)) && !(joy_oldbuttonstate & (1<<i)) )
1858                         {
1859                                 key_index = (i < 16) ? K_JOY1 : K_AUX1;
1860                                 Key_Event (key_index + i, 0, true);
1861                         }
1862
1863                         if ( !(buttonstate & (1<<i)) && (joy_oldbuttonstate & (1<<i)) )
1864                         {
1865                                 key_index = (i < 16) ? K_JOY1 : K_AUX1;
1866                                 Key_Event (key_index + i, 0, false);
1867                         }
1868                 }
1869                 joy_oldbuttonstate = buttonstate;
1870
1871                 if (joy_haspov)
1872                 {
1873                         // convert POV information into 4 bits of state information
1874                         // this avoids any potential problems related to moving from one
1875                         // direction to another without going through the center position
1876                         povstate = 0;
1877                         if(ji.dwPOV != JOY_POVCENTERED)
1878                         {
1879                                 if (ji.dwPOV == JOY_POVFORWARD)
1880                                         povstate |= 0x01;
1881                                 if (ji.dwPOV == JOY_POVRIGHT)
1882                                         povstate |= 0x02;
1883                                 if (ji.dwPOV == JOY_POVBACKWARD)
1884                                         povstate |= 0x04;
1885                                 if (ji.dwPOV == JOY_POVLEFT)
1886                                         povstate |= 0x08;
1887                         }
1888                         // determine which bits have changed and key an auxillary event for each change
1889                         for (i=0 ; i < 4 ; i++)
1890                         {
1891                                 if ( (povstate & (1<<i)) && !(joy_oldpovstate & (1<<i)) )
1892                                 {
1893                                         Key_Event (K_AUX29 + i, 0, true);
1894                                 }
1895
1896                                 if ( !(povstate & (1<<i)) && (joy_oldpovstate & (1<<i)) )
1897                                 {
1898                                         Key_Event (K_AUX29 + i, 0, false);
1899                                 }
1900                         }
1901                         joy_oldpovstate = povstate;
1902                 }
1903         }
1904
1905         // verify joystick is available and that the user wants to use it
1906         if (!joy_avail || !in_joystick.integer)
1907         {
1908                 return;
1909         }
1910
1911         // collect the joystick data, if possible
1912         if (IN_ReadJoystick () != true)
1913         {
1914                 return;
1915         }
1916
1917         if (in_speed.state & 1)
1918                 speed = cl_movespeedkey.value;
1919         else
1920                 speed = 1;
1921         // LordHavoc: viewzoom affects sensitivity for sniping
1922         aspeed = speed * cl.realframetime * cl.viewzoom;
1923
1924         // loop through the axes
1925         for (i = 0; i < JOY_MAX_AXES; i++)
1926         {
1927                 // get the floating point zero-centered, potentially-inverted data for the current axis
1928                 fAxisValue = (float) *pdwRawValue[i];
1929                 // move centerpoint to zero
1930                 fAxisValue -= 32768.0;
1931
1932                 if (joy_wwhack2.integer != 0.0)
1933                 {
1934                         if (dwAxisMap[i] == AxisTurn)
1935                         {
1936                                 // this is a special formula for the Logitech WingMan Warrior
1937                                 // y=ax^b; where a = 300 and b = 1.3
1938                                 // also x values are in increments of 800 (so this is factored out)
1939                                 // then bounds check result to level out excessively high spin rates
1940                                 fTemp = 300.0 * pow(abs(fAxisValue) / 800.0, 1.3);
1941                                 if (fTemp > 14000.0)
1942                                         fTemp = 14000.0;
1943                                 // restore direction information
1944                                 fAxisValue = (fAxisValue > 0.0) ? fTemp : -fTemp;
1945                         }
1946                 }
1947
1948                 // convert range from -32768..32767 to -1..1
1949                 fAxisValue /= 32768.0;
1950
1951                 switch (dwAxisMap[i])
1952                 {
1953                 case AxisForward:
1954                         if ((joy_advanced.integer == 0) && mouselook)
1955                         {
1956                                 // user wants forward control to become look control
1957                                 if (fabs(fAxisValue) > joy_pitchthreshold.value)
1958                                 {
1959                                         // if mouse invert is on, invert the joystick pitch value
1960                                         // only absolute control support here (joy_advanced is false)
1961                                         if (m_pitch.value < 0.0)
1962                                         {
1963                                                 cl.viewangles[PITCH] -= (fAxisValue * joy_pitchsensitivity.value) * aspeed * cl_pitchspeed.value;
1964                                         }
1965                                         else
1966                                         {
1967                                                 cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity.value) * aspeed * cl_pitchspeed.value;
1968                                         }
1969                                         V_StopPitchDrift();
1970                                 }
1971                                 else
1972                                 {
1973                                         // no pitch movement
1974                                         // disable pitch return-to-center unless requested by user
1975                                         // *** this code can be removed when the lookspring bug is fixed
1976                                         // *** the bug always has the lookspring feature on
1977                                         if(lookspring.value == 0.0)
1978                                                 V_StopPitchDrift();
1979                                 }
1980                         }
1981                         else
1982                         {
1983                                 // user wants forward control to be forward control
1984                                 if (fabs(fAxisValue) > joy_forwardthreshold.value)
1985                                 {
1986                                         cl.cmd.forwardmove += (fAxisValue * joy_forwardsensitivity.value) * speed * cl_forwardspeed.value;
1987                                 }
1988                         }
1989                         break;
1990
1991                 case AxisSide:
1992                         if (fabs(fAxisValue) > joy_sidethreshold.value)
1993                         {
1994                                 cl.cmd.sidemove += (fAxisValue * joy_sidesensitivity.value) * speed * cl_sidespeed.value;
1995                         }
1996                         break;
1997
1998                 case AxisTurn:
1999                         if ((in_strafe.state & 1) || (lookstrafe.integer && mouselook))
2000                         {
2001                                 // user wants turn control to become side control
2002                                 if (fabs(fAxisValue) > joy_sidethreshold.value)
2003                                 {
2004                                         cl.cmd.sidemove -= (fAxisValue * joy_sidesensitivity.value) * speed * cl_sidespeed.value;
2005                                 }
2006                         }
2007                         else
2008                         {
2009                                 // user wants turn control to be turn control
2010                                 if (fabs(fAxisValue) > joy_yawthreshold.value)
2011                                 {
2012                                         if(dwControlMap[i] == JOY_ABSOLUTE_AXIS)
2013                                         {
2014                                                 cl.viewangles[YAW] += (fAxisValue * joy_yawsensitivity.value) * aspeed * cl_yawspeed.value;
2015                                         }
2016                                         else
2017                                         {
2018                                                 cl.viewangles[YAW] += (fAxisValue * joy_yawsensitivity.value) * speed * 180.0;
2019                                         }
2020
2021                                 }
2022                         }
2023                         break;
2024
2025                 case AxisLook:
2026                         if (mouselook)
2027                         {
2028                                 if (fabs(fAxisValue) > joy_pitchthreshold.value)
2029                                 {
2030                                         // pitch movement detected and pitch movement desired by user
2031                                         if(dwControlMap[i] == JOY_ABSOLUTE_AXIS)
2032                                         {
2033                                                 cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity.value) * aspeed * cl_pitchspeed.value;
2034                                         }
2035                                         else
2036                                         {
2037                                                 cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity.value) * speed * 180.0;
2038                                         }
2039                                         V_StopPitchDrift();
2040                                 }
2041                                 else
2042                                 {
2043                                         // no pitch movement
2044                                         // disable pitch return-to-center unless requested by user
2045                                         // *** this code can be removed when the lookspring bug is fixed
2046                                         // *** the bug always has the lookspring feature on
2047                                         if(lookspring.integer == 0)
2048                                                 V_StopPitchDrift();
2049                                 }
2050                         }
2051                         break;
2052
2053                 default:
2054                         break;
2055                 }
2056         }
2057 }
2058
2059 static void IN_Init(void)
2060 {
2061         uiWheelMessage = RegisterWindowMessage ( "MSWHEEL_ROLLMSG" );
2062
2063         // joystick variables
2064         Cvar_RegisterVariable (&in_joystick);
2065         Cvar_RegisterVariable (&joy_name);
2066         Cvar_RegisterVariable (&joy_advanced);
2067         Cvar_RegisterVariable (&joy_advaxisx);
2068         Cvar_RegisterVariable (&joy_advaxisy);
2069         Cvar_RegisterVariable (&joy_advaxisz);
2070         Cvar_RegisterVariable (&joy_advaxisr);
2071         Cvar_RegisterVariable (&joy_advaxisu);
2072         Cvar_RegisterVariable (&joy_advaxisv);
2073         Cvar_RegisterVariable (&joy_forwardthreshold);
2074         Cvar_RegisterVariable (&joy_sidethreshold);
2075         Cvar_RegisterVariable (&joy_pitchthreshold);
2076         Cvar_RegisterVariable (&joy_yawthreshold);
2077         Cvar_RegisterVariable (&joy_forwardsensitivity);
2078         Cvar_RegisterVariable (&joy_sidesensitivity);
2079         Cvar_RegisterVariable (&joy_pitchsensitivity);
2080         Cvar_RegisterVariable (&joy_yawsensitivity);
2081         Cvar_RegisterVariable (&joy_wwhack1);
2082         Cvar_RegisterVariable (&joy_wwhack2);
2083         Cvar_RegisterVariable (&vid_forcerefreshrate);
2084         Cmd_AddCommand ("joyadvancedupdate", Joy_AdvancedUpdate_f, "applies current joyadv* cvar settings to the joystick driver");
2085 }
2086
2087 static void IN_Shutdown(void)
2088 {
2089         IN_Activate (false);
2090
2091 #ifdef SUPPORTDIRECTX
2092         if (g_pMouse)
2093                 IDirectInputDevice_Release(g_pMouse);
2094         g_pMouse = NULL;
2095
2096         if (g_pdi)
2097                 IDirectInput_Release(g_pdi);
2098         g_pdi = NULL;
2099 #endif
2100 }