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 <dsound.h>
  28 #include "resource.h"
  29 #include <commctrl.h>
  30
  31 extern void S_BlockSound (void);
  32 extern void S_UnblockSound (void);
  33 extern HINSTANCE global_hInstance;
  34
  35
  36 #ifndef WM_MOUSEWHEEL
  37 #define WM_MOUSEWHEEL                   0x020A
  38 #endif
  39
  40 // Tell startup code that we have a client
  41 int cl_available = true;
  42
  43 qboolean vid_supportrefreshrate = true;
  44
  45 static int (WINAPI *qwglChoosePixelFormat)(HDC, CONST PIXELFORMATDESCRIPTOR *);
  46 static int (WINAPI *qwglDescribePixelFormat)(HDC, int, UINT, LPPIXELFORMATDESCRIPTOR);
  47 //static int (WINAPI *qwglGetPixelFormat)(HDC);
  48 static BOOL (WINAPI *qwglSetPixelFormat)(HDC, int, CONST PIXELFORMATDESCRIPTOR *);
  49 static BOOL (WINAPI *qwglSwapBuffers)(HDC);
  50 static HGLRC (WINAPI *qwglCreateContext)(HDC);
  51 static BOOL (WINAPI *qwglDeleteContext)(HGLRC);
  52 static HGLRC (WINAPI *qwglGetCurrentContext)(VOID);
  53 static HDC (WINAPI *qwglGetCurrentDC)(VOID);
  54 static PROC (WINAPI *qwglGetProcAddress)(LPCSTR);
  55 static BOOL (WINAPI *qwglMakeCurrent)(HDC, HGLRC);
  56 static BOOL (WINAPI *qwglSwapIntervalEXT)(int interval);
  57 static const char *(WINAPI *qwglGetExtensionsStringARB)(HDC hdc);
  58
  59 static dllfunction_t wglfuncs[] =
  60 {
  61         {"wglChoosePixelFormat", (void **) &qwglChoosePixelFormat},
  62         {"wglDescribePixelFormat", (void **) &qwglDescribePixelFormat},
  63 //      {"wglGetPixelFormat", (void **) &qwglGetPixelFormat},
  64         {"wglSetPixelFormat", (void **) &qwglSetPixelFormat},
  65         {"wglSwapBuffers", (void **) &qwglSwapBuffers},
  66         {"wglCreateContext", (void **) &qwglCreateContext},
  67         {"wglDeleteContext", (void **) &qwglDeleteContext},
  68         {"wglGetProcAddress", (void **) &qwglGetProcAddress},
  69         {"wglMakeCurrent", (void **) &qwglMakeCurrent},
  70         {"wglGetCurrentContext", (void **) &qwglGetCurrentContext},
  71         {"wglGetCurrentDC", (void **) &qwglGetCurrentDC},
  72         {NULL, NULL}
  73 };
  74
  75 static dllfunction_t wglswapintervalfuncs[] =
  76 {
  77         {"wglSwapIntervalEXT", (void **) &qwglSwapIntervalEXT},
  78         {NULL, NULL}
  79 };
  80
  81 static DEVMODE gdevmode;
  82 static qboolean vid_initialized = false;
  83 static qboolean vid_wassuspended = false;
  84 static qboolean vid_usingmouse = false;
  85 static qboolean vid_usingvsync = false;
  86 static qboolean vid_usevsync = false;
  87 static HICON hIcon;
  88
  89 // used by cd_win.c and snd_win.c
  90 HWND mainwindow;
  91
  92 static HDC       baseDC;
  93 static HGLRC baseRC;
  94
  95 //HWND WINAPI InitializeWindow (HINSTANCE hInstance, int nCmdShow);
  96
  97 static qboolean vid_isfullscreen;
  98
  99 //void VID_MenuDraw (void);
 100 //void VID_MenuKey (int key);
 101
 102 //LONG WINAPI MainWndProc (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
 103 //void AppActivate(BOOL fActive, BOOL minimize);
 104 //void ClearAllStates (void);
 105 //void VID_UpdateWindowStatus (void);
 106
 107 //====================================
 108
 109 static int window_x, window_y;
 110
 111 static void IN_Activate (qboolean grab);
 112
 113 static qboolean mouseinitialized;
 114 static qboolean dinput;
 115
 116 // input code
 117
 118 #include <dinput.h>
 119
 120 #define DINPUT_BUFFERSIZE           16
 121 #define iDirectInputCreate(a,b,c,d)     pDirectInputCreate(a,b,c,d)
 122
 123 static HRESULT (WINAPI *pDirectInputCreate)(HINSTANCE hinst, DWORD dwVersion, LPDIRECTINPUT * lplpDirectInput, LPUNKNOWN punkOuter);
 124
 125 // LordHavoc: thanks to backslash for this support for mouse buttons 4 and 5
 126 /* backslash :: imouse explorer buttons */
 127 /* These are #ifdefed out for non-Win2K in the February 2001 version of
 128    MS's platform SDK, but we need them for compilation. . . */
 129 #ifndef WM_XBUTTONDOWN
 130    #define WM_XBUTTONDOWN      0x020B
 131    #define WM_XBUTTONUP      0x020C
 132 #endif
 133 #ifndef MK_XBUTTON1
 134    #define MK_XBUTTON1         0x0020
 135    #define MK_XBUTTON2         0x0040
 136 // LordHavoc: lets hope this allows more buttons in the future...
 137    #define MK_XBUTTON3         0x0080
 138    #define MK_XBUTTON4         0x0100
 139    #define MK_XBUTTON5         0x0200
 140    #define MK_XBUTTON6         0x0400
 141    #define MK_XBUTTON7         0x0800
 142 #endif
 143 /* :: backslash */
 144
 145 // mouse variables
 146 static int                      mouse_buttons;
 147 static int                      mouse_oldbuttonstate;
 148
 149 static qboolean restore_spi;
 150 static int              originalmouseparms[3], newmouseparms[3] = {0, 0, 0};
 151
 152 static unsigned int uiWheelMessage;
 153 static qboolean mouseparmsvalid;
 154 static qboolean dinput_acquired;
 155
 156 static unsigned int             mstate_di;
 157
 158 // joystick defines and variables
 159 // where should defines be moved?
 160 #define JOY_ABSOLUTE_AXIS       0x00000000              // control like a joystick
 161 #define JOY_RELATIVE_AXIS       0x00000010              // control like a mouse, spinner, trackball
 162 #define JOY_MAX_AXES            6                               // X, Y, Z, R, U, V
 163 #define JOY_AXIS_X                      0
 164 #define JOY_AXIS_Y                      1
 165 #define JOY_AXIS_Z                      2
 166 #define JOY_AXIS_R                      3
 167 #define JOY_AXIS_U                      4
 168 #define JOY_AXIS_V                      5
 169
 170 enum _ControlList
 171 {
 172         AxisNada = 0, AxisForward, AxisLook, AxisSide, AxisTurn
 173 };
 174
 175 static DWORD    dwAxisFlags[JOY_MAX_AXES] =
 176 {
 177         JOY_RETURNX, JOY_RETURNY, JOY_RETURNZ, JOY_RETURNR, JOY_RETURNU, JOY_RETURNV
 178 };
 179
 180 static DWORD    dwAxisMap[JOY_MAX_AXES];
 181 static DWORD    dwControlMap[JOY_MAX_AXES];
 182 static PDWORD   pdwRawValue[JOY_MAX_AXES];
 183
 184 // none of these cvars are saved over a session
 185 // this means that advanced controller configuration needs to be executed
 186 // each time.  this avoids any problems with getting back to a default usage
 187 // or when changing from one controller to another.  this way at least something
 188 // works.
 189 static cvar_t in_joystick = {CVAR_SAVE, "joystick","0", "enables joysticks"};
 190 static cvar_t joy_name = {0, "joyname", "joystick", "name of joystick to use (informational only, used only by joyadvanced 1 mode)"};
 191 static cvar_t joy_advanced = {0, "joyadvanced", "0", "use more than 2 axis joysticks (configuring this is very technical)"};
 192 static cvar_t joy_advaxisx = {0, "joyadvaxisx", "0", "axis mapping for joyadvanced 1 mode"};
 193 static cvar_t joy_advaxisy = {0, "joyadvaxisy", "0", "axis mapping for joyadvanced 1 mode"};
 194 static cvar_t joy_advaxisz = {0, "joyadvaxisz", "0", "axis mapping for joyadvanced 1 mode"};
 195 static cvar_t joy_advaxisr = {0, "joyadvaxisr", "0", "axis mapping for joyadvanced 1 mode"};
 196 static cvar_t joy_advaxisu = {0, "joyadvaxisu", "0", "axis mapping for joyadvanced 1 mode"};
 197 static cvar_t joy_advaxisv = {0, "joyadvaxisv", "0", "axis mapping for joyadvanced 1 mode"};
 198 static cvar_t joy_forwardthreshold = {0, "joyforwardthreshold", "0.15", "minimum joystick movement necessary to move forward"};
 199 static cvar_t joy_sidethreshold = {0, "joysidethreshold", "0.15", "minimum joystick movement necessary to move sideways (strafing)"};
 200 static cvar_t joy_pitchthreshold = {0, "joypitchthreshold", "0.15", "minimum joystick movement necessary to look up/down"};
 201 static cvar_t joy_yawthreshold = {0, "joyyawthreshold", "0.15", "minimum joystick movement necessary to turn left/right"};
 202 static cvar_t joy_forwardsensitivity = {0, "joyforwardsensitivity", "-1.0", "how fast the joystick moves forward"};
 203 static cvar_t joy_sidesensitivity = {0, "joysidesensitivity", "-1.0", "how fast the joystick moves sideways (strafing)"};
 204 static cvar_t joy_pitchsensitivity = {0, "joypitchsensitivity", "1.0", "how fast the joystick looks up/down"};
 205 static cvar_t joy_yawsensitivity = {0, "joyyawsensitivity", "-1.0", "how fast the joystick turns left/right"};
 206 static cvar_t joy_wwhack1 = {0, "joywwhack1", "0.0", "special hack for wingman warrior"};
 207 static cvar_t joy_wwhack2 = {0, "joywwhack2", "0.0", "special hack for wingman warrior"};
 208
 209 static qboolean joy_avail, joy_advancedinit, joy_haspov;
 210 static DWORD            joy_oldbuttonstate, joy_oldpovstate;
 211
 212 static int                      joy_id;
 213 static DWORD            joy_flags;
 214 static DWORD            joy_numbuttons;
 215
 216 static LPDIRECTINPUT            g_pdi;
 217 static LPDIRECTINPUTDEVICE      g_pMouse;
 218
 219 static JOYINFOEX        ji;
 220
 221 static HINSTANCE hInstDI;
 222
 223 //static qboolean       dinput;
 224
 225 typedef struct MYDATA {
 226         LONG  lX;                   // X axis goes here
 227         LONG  lY;                   // Y axis goes here
 228         LONG  lZ;                   // Z axis goes here
 229         BYTE  bButtonA;             // One button goes here
 230         BYTE  bButtonB;             // Another button goes here
 231         BYTE  bButtonC;             // Another button goes here
 232         BYTE  bButtonD;             // Another button goes here
 233 } MYDATA;
 234
 235 static DIOBJECTDATAFORMAT rgodf[] = {
 236   { &GUID_XAxis,    FIELD_OFFSET(MYDATA, lX),       DIDFT_AXIS | DIDFT_ANYINSTANCE,   0,},
 237   { &GUID_YAxis,    FIELD_OFFSET(MYDATA, lY),       DIDFT_AXIS | DIDFT_ANYINSTANCE,   0,},
 238   { &GUID_ZAxis,    FIELD_OFFSET(MYDATA, lZ),       0x80000000 | DIDFT_AXIS | DIDFT_ANYINSTANCE,   0,},
 239   { 0,              FIELD_OFFSET(MYDATA, bButtonA), DIDFT_BUTTON | DIDFT_ANYINSTANCE, 0,},
 240   { 0,              FIELD_OFFSET(MYDATA, bButtonB), DIDFT_BUTTON | DIDFT_ANYINSTANCE, 0,},
 241   { 0,              FIELD_OFFSET(MYDATA, bButtonC), 0x80000000 | DIDFT_BUTTON | DIDFT_ANYINSTANCE, 0,},
 242   { 0,              FIELD_OFFSET(MYDATA, bButtonD), 0x80000000 | DIDFT_BUTTON | DIDFT_ANYINSTANCE, 0,},
 243 };
 244
 245 #define NUM_OBJECTS (sizeof(rgodf) / sizeof(rgodf[0]))
 246
 247 static DIDATAFORMAT     df = {
 248         sizeof(DIDATAFORMAT),       // this structure
 249         sizeof(DIOBJECTDATAFORMAT), // size of object data format
 250         DIDF_RELAXIS,               // absolute axis coordinates
 251         sizeof(MYDATA),             // device data size
 252         NUM_OBJECTS,                // number of objects
 253         rgodf,                      // and here they are
 254 };
 255
 256 // forward-referenced functions
 257 static void IN_StartupJoystick (void);
 258 static void Joy_AdvancedUpdate_f (void);
 259 static void IN_JoyMove (void);
 260 static void IN_StartupMouse (void);
 261
 262
 263 //====================================
 264
 265 void VID_Finish (void)
 266 {
 267         qboolean vid_usemouse;
 268
 269         vid_usevsync = vid_vsync.integer && !cls.timedemo && gl_videosyncavailable;
 270         if (vid_usingvsync != vid_usevsync && gl_videosyncavailable)
 271         {
 272                 vid_usingvsync = vid_usevsync;
 273                 qwglSwapIntervalEXT (vid_usevsync);
 274         }
 275
 276 // handle the mouse state when windowed if that's changed
 277         vid_usemouse = false;
 278         if (vid_mouse.integer && !key_consoleactive && !cls.demoplayback)
 279                 vid_usemouse = true;
 280         if (vid_isfullscreen)
 281                 vid_usemouse = true;
 282         if (!vid_activewindow)
 283                 vid_usemouse = false;
 284         IN_Activate(vid_usemouse);
 285
 286         if (r_render.integer && !vid_hidden)
 287         {
 288                 if (r_speeds.integer || gl_finish.integer)
 289                         qglFinish();
 290                 SwapBuffers(baseDC);
 291         }
 292 }
 293
 294 //==========================================================================
 295
 296
 297
 298
 299 static unsigned char scantokey[128] =
 300 {
 301 //  0           1       2    3     4     5       6       7      8         9      A          B           C       D           E           F
 302         0          ,27    ,'1'  ,'2'  ,'3'  ,'4'    ,'5'    ,'6'   ,'7'      ,'8'   ,'9'       ,'0'        ,'-'   ,'='         ,K_BACKSPACE,9    ,//0
 303         'q'        ,'w'   ,'e'  ,'r'  ,'t'  ,'y'    ,'u'    ,'i'   ,'o'      ,'p'   ,'['       ,']'        ,13    ,K_CTRL      ,'a'        ,'s'  ,//1
 304         'd'        ,'f'   ,'g'  ,'h'  ,'j'  ,'k'    ,'l'    ,';'   ,'\''     ,'`'   ,K_SHIFT   ,'\\'       ,'z'   ,'x'         ,'c'        ,'v'  ,//2
 305         'b'        ,'n'   ,'m'  ,','  ,'.'  ,'/'    ,K_SHIFT,'*'   ,K_ALT    ,' '   ,0         ,K_F1       ,K_F2  ,K_F3        ,K_F4       ,K_F5 ,//3
 306         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
 307         K_DOWNARROW,K_PGDN,K_INS,K_DEL,0    ,0      ,0      ,K_F11 ,K_F12    ,0     ,0         ,0          ,0     ,0           ,0          ,0    ,//5
 308         0          ,0     ,0    ,0    ,0    ,0      ,0      ,0     ,0        ,0     ,0         ,0          ,0     ,0           ,0          ,0    ,//6
 309         0          ,0     ,0    ,0    ,0    ,0      ,0      ,0     ,0        ,0     ,0         ,0          ,0     ,0           ,0          ,0     //7
 310 };
 311
 312
 313 /*
 314 =======
 315 MapKey
 316
 317 Map from windows to quake keynums
 318 =======
 319 */
 320 static int MapKey (int key, int virtualkey)
 321 {
 322         int result;
 323         int modified = (key >> 16) & 255;
 324         qboolean is_extended = false;
 325
 326         if (modified < 128 && scantokey[modified])
 327                 result = scantokey[modified];
 328         else
 329         {
 330                 result = 0;
 331                 Con_DPrintf("key 0x%02x (0x%8x, 0x%8x) has no translation\n", modified, key, virtualkey);
 332         }
 333
 334         if (key & (1 << 24))
 335                 is_extended = true;
 336
 337         if ( !is_extended )
 338         {
 339                 switch ( result )
 340                 {
 341                 case K_HOME:
 342                         return K_KP_HOME;
 343                 case K_UPARROW:
 344                         return K_KP_UPARROW;
 345                 case K_PGUP:
 346                         return K_KP_PGUP;
 347                 case K_LEFTARROW:
 348                         return K_KP_LEFTARROW;
 349                 case K_RIGHTARROW:
 350                         return K_KP_RIGHTARROW;
 351                 case K_END:
 352                         return K_KP_END;
 353                 case K_DOWNARROW:
 354                         return K_KP_DOWNARROW;
 355                 case K_PGDN:
 356                         return K_KP_PGDN;
 357                 case K_INS:
 358                         return K_KP_INS;
 359                 case K_DEL:
 360                         return K_KP_DEL;
 361                 default:
 362                         return result;
 363                 }
 364         }
 365         else
 366         {
 367                 switch ( result )
 368                 {
 369                 case 0x0D:
 370                         return K_KP_ENTER;
 371                 case 0x2F:
 372                         return K_KP_SLASH;
 373                 case 0xAF:
 374                         return K_KP_PLUS;
 375                 }
 376                 return result;
 377         }
 378 }
 379
 380 /*
 381 ===================================================================
 382
 383 MAIN WINDOW
 384
 385 ===================================================================
 386 */
 387
 388 /*
 389 ================
 390 ClearAllStates
 391 ================
 392 */
 393 static void ClearAllStates (void)
 394 {
 395         Key_ClearStates ();
 396         if (vid_usingmouse)
 397                 mouse_oldbuttonstate = 0;
 398 }
 399
 400 void AppActivate(BOOL fActive, BOOL minimize)
 401 /****************************************************************************
 402 *
 403 * Function:     AppActivate
 404 * Parameters:   fActive - True if app is activating
 405 *
 406 * Description:  If the application is activating, then swap the system
 407 *               into SYSPAL_NOSTATIC mode so that our palettes will display
 408 *               correctly.
 409 *
 410 ****************************************************************************/
 411 {
 412         static BOOL     sound_active;
 413
 414         vid_activewindow = fActive;
 415         vid_hidden = minimize;
 416
 417 // enable/disable sound on focus gain/loss
 418         if (!vid_activewindow && sound_active)
 419         {
 420                 S_BlockSound ();
 421                 sound_active = false;
 422         }
 423         else if (vid_activewindow && !sound_active)
 424         {
 425                 S_UnblockSound ();
 426                 sound_active = true;
 427         }
 428
 429         if (fActive)
 430         {
 431                 if (vid_isfullscreen)
 432                 {
 433                         if (vid_wassuspended)
 434                         {
 435                                 vid_wassuspended = false;
 436                                 ChangeDisplaySettings (&gdevmode, CDS_FULLSCREEN);
 437                                 ShowWindow(mainwindow, SW_SHOWNORMAL);
 438                         }
 439
 440                         // LordHavoc: from dabb, fix for alt-tab bug in NVidia drivers
 441                         MoveWindow(mainwindow,0,0,gdevmode.dmPelsWidth,gdevmode.dmPelsHeight,false);
 442                 }
 443         }
 444
 445         if (!fActive)
 446         {
 447                 IN_Activate (false);
 448                 if (vid_isfullscreen)
 449                 {
 450                         ChangeDisplaySettings (NULL, 0);
 451                         vid_wassuspended = true;
 452                 }
 453                 VID_RestoreSystemGamma();
 454         }
 455 }
 456
 457 //TODO: move it around in vid_wgl.c since I dont think this is the right position
 458 void Sys_SendKeyEvents (void)
 459 {
 460         MSG msg;
 461
 462         while (PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE))
 463         {
 464                 if (!GetMessage (&msg, NULL, 0, 0))
 465                         Sys_Quit ();
 466
 467                 TranslateMessage (&msg);
 468                 DispatchMessage (&msg);
 469         }
 470 }
 471
 472 LONG CDAudio_MessageHandler(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
 473
 474 static keynum_t buttonremap[16] =
 475 {
 476         K_MOUSE1,
 477         K_MOUSE2,
 478         K_MOUSE3,
 479         K_MOUSE4,
 480         K_MOUSE5,
 481         K_MOUSE6,
 482         K_MOUSE7,
 483         K_MOUSE8,
 484         K_MOUSE9,
 485         K_MOUSE10,
 486         K_MOUSE11,
 487         K_MOUSE12,
 488         K_MOUSE13,
 489         K_MOUSE14,
 490         K_MOUSE15,
 491         K_MOUSE16,
 492 };
 493
 494 /* main window procedure */
 495 LONG WINAPI MainWndProc (HWND hWnd, UINT uMsg, WPARAM  wParam, LPARAM lParam)
 496 {
 497         LONG    lRet = 1;
 498         int             fActive, fMinimized, temp;
 499         char    state[256];
 500         char    asciichar[4];
 501         int             vkey;
 502         int             charlength;
 503         qboolean down = false;
 504
 505         if ( uMsg == uiWheelMessage )
 506                 uMsg = WM_MOUSEWHEEL;
 507
 508         switch (uMsg)
 509         {
 510                 case WM_KILLFOCUS:
 511                         if (vid_isfullscreen)
 512                                 ShowWindow(mainwindow, SW_SHOWMINNOACTIVE);
 513                         break;
 514
 515                 case WM_CREATE:
 516                         break;
 517
 518                 case WM_MOVE:
 519                         window_x = (int) LOWORD(lParam);
 520                         window_y = (int) HIWORD(lParam);
 521                         IN_Activate(false);
 522                         break;
 523
 524                 case WM_KEYDOWN:
 525                 case WM_SYSKEYDOWN:
 526                         down = true;
 527                 case WM_KEYUP:
 528                 case WM_SYSKEYUP:
 529                         vkey = MapKey(lParam, wParam);
 530                         GetKeyboardState (state);
 531                         // alt/ctrl/shift tend to produce funky ToAscii values,
 532                         // and if it's not a single character we don't know care about it
 533                         charlength = ToAscii (wParam, lParam >> 16, state, (unsigned short *)asciichar, 0);
 534                         if (vkey == K_ALT || vkey == K_CTRL || vkey == K_SHIFT || charlength == 0)
 535                                 asciichar[0] = 0;
 536                         else if( charlength == 2 ) {
 537                                 asciichar[0] = asciichar[1];
 538                         }
 539                         Key_Event (vkey, asciichar[0], down);
 540                         break;
 541
 542                 case WM_SYSCHAR:
 543                 // keep Alt-Space from happening
 544                         break;
 545
 546         // this is complicated because Win32 seems to pack multiple mouse events into
 547         // one update sometimes, so we always check all states and look for events
 548                 case WM_LBUTTONDOWN:
 549                 case WM_LBUTTONUP:
 550                 case WM_RBUTTONDOWN:
 551                 case WM_RBUTTONUP:
 552                 case WM_MBUTTONDOWN:
 553                 case WM_MBUTTONUP:
 554                 case WM_XBUTTONDOWN:   // backslash :: imouse explorer buttons
 555                 case WM_XBUTTONUP:      // backslash :: imouse explorer buttons
 556                 case WM_MOUSEMOVE:
 557                         temp = 0;
 558
 559                         if (wParam & MK_LBUTTON)
 560                                 temp |= 1;
 561
 562                         if (wParam & MK_RBUTTON)
 563                                 temp |= 2;
 564
 565                         if (wParam & MK_MBUTTON)
 566                                 temp |= 4;
 567
 568                         /* backslash :: imouse explorer buttons */
 569                         if (wParam & MK_XBUTTON1)
 570                                 temp |= 8;
 571
 572                         if (wParam & MK_XBUTTON2)
 573                                 temp |= 16;
 574                         /* :: backslash */
 575
 576                         // LordHavoc: lets hope this allows more buttons in the future...
 577                         if (wParam & MK_XBUTTON3)
 578                                 temp |= 32;
 579                         if (wParam & MK_XBUTTON4)
 580                                 temp |= 64;
 581                         if (wParam & MK_XBUTTON5)
 582                                 temp |= 128;
 583                         if (wParam & MK_XBUTTON6)
 584                                 temp |= 256;
 585                         if (wParam & MK_XBUTTON7)
 586                                 temp |= 512;
 587
 588                         if (vid_usingmouse && !dinput_acquired)
 589                         {
 590                                 // perform button actions
 591                                 int i;
 592                                 for (i=0 ; i<mouse_buttons && i < 16 ; i++)
 593                                         if ((temp ^ mouse_oldbuttonstate) & (1<<i))
 594                                                 Key_Event (buttonremap[i], 0, (temp & (1<<i)) != 0);
 595                                 mouse_oldbuttonstate = temp;
 596                         }
 597
 598                         break;
 599
 600                 // JACK: This is the mouse wheel with the Intellimouse
 601                 // Its delta is either positive or neg, and we generate the proper
 602                 // Event.
 603                 case WM_MOUSEWHEEL:
 604                         if ((short) HIWORD(wParam) > 0) {
 605                                 Key_Event(K_MWHEELUP, 0, true);
 606                                 Key_Event(K_MWHEELUP, 0, false);
 607                         } else {
 608                                 Key_Event(K_MWHEELDOWN, 0, true);
 609                                 Key_Event(K_MWHEELDOWN, 0, false);
 610                         }
 611                         break;
 612
 613                 case WM_SIZE:
 614                         break;
 615
 616                 case WM_CLOSE:
 617                         if (MessageBox (mainwindow, "Are you sure you want to quit?", "Confirm Exit", MB_YESNO | MB_SETFOREGROUND | MB_ICONQUESTION) == IDYES)
 618                                 Sys_Quit ();
 619
 620                         break;
 621
 622                 case WM_ACTIVATE:
 623                         fActive = LOWORD(wParam);
 624                         fMinimized = (BOOL) HIWORD(wParam);
 625                         AppActivate(!(fActive == WA_INACTIVE), fMinimized);
 626
 627                 // fix the leftover Alt from any Alt-Tab or the like that switched us away
 628                         ClearAllStates ();
 629
 630                         break;
 631
 632                 //case WM_DESTROY:
 633                 //      PostQuitMessage (0);
 634                 //      break;
 635
 636                 case MM_MCINOTIFY:
 637                         lRet = CDAudio_MessageHandler (hWnd, uMsg, wParam, lParam);
 638                         break;
 639
 640                 default:
 641                         /* pass all unhandled messages to DefWindowProc */
 642                         lRet = DefWindowProc (hWnd, uMsg, wParam, lParam);
 643                 break;
 644         }
 645
 646         /* return 1 if handled message, 0 if not */
 647         return lRet;
 648 }
 649
 650 int VID_SetGamma(unsigned short *ramps)
 651 {
 652         HDC hdc = GetDC (NULL);
 653         int i = SetDeviceGammaRamp(hdc, ramps);
 654         ReleaseDC (NULL, hdc);
 655         return i; // return success or failure
 656 }
 657
 658 int VID_GetGamma(unsigned short *ramps)
 659 {
 660         HDC hdc = GetDC (NULL);
 661         int i = GetDeviceGammaRamp(hdc, ramps);
 662         ReleaseDC (NULL, hdc);
 663         return i; // return success or failure
 664 }
 665
 666 static HINSTANCE gldll;
 667
 668 static void GL_CloseLibrary(void)
 669 {
 670         FreeLibrary(gldll);
 671         gldll = 0;
 672         gl_driver[0] = 0;
 673         qwglGetProcAddress = NULL;
 674         gl_extensions = "";
 675         gl_platform = "";
 676         gl_platformextensions = "";
 677 }
 678
 679 static int GL_OpenLibrary(const char *name)
 680 {
 681         Con_Printf("Loading OpenGL driver %s\n", name);
 682         GL_CloseLibrary();
 683         if (!(gldll = LoadLibrary(name)))
 684         {
 685                 Con_Printf("Unable to LoadLibrary %s\n", name);
 686                 return false;
 687         }
 688         strcpy(gl_driver, name);
 689         return true;
 690 }
 691
 692 void *GL_GetProcAddress(const char *name)
 693 {
 694         void *p = NULL;
 695         if (qwglGetProcAddress != NULL)
 696                 p = (void *) qwglGetProcAddress(name);
 697         if (p == NULL)
 698                 p = (void *) GetProcAddress(gldll, name);
 699         return p;
 700 }
 701
 702 static void IN_Init(void);
 703 void VID_Init(void)
 704 {
 705         WNDCLASS wc;
 706
 707         InitCommonControls();
 708         hIcon = LoadIcon (global_hInstance, MAKEINTRESOURCE (IDI_ICON1));
 709
 710         // Register the frame class
 711         wc.style         = 0;
 712         wc.lpfnWndProc   = (WNDPROC)MainWndProc;
 713         wc.cbClsExtra    = 0;
 714         wc.cbWndExtra    = 0;
 715         wc.hInstance     = global_hInstance;
 716         wc.hIcon         = hIcon;
 717         wc.hCursor       = LoadCursor (NULL,IDC_ARROW);
 718         wc.hbrBackground = NULL;
 719         wc.lpszMenuName  = 0;
 720         wc.lpszClassName = "DarkPlacesWindowClass";
 721
 722         if (!RegisterClass (&wc))
 723                 Con_Printf ("Couldn't register window class\n");
 724
 725         IN_Init();
 726 }
 727
 728 int VID_InitMode (int fullscreen, int width, int height, int bpp, int refreshrate)
 729 {
 730         int i;
 731         HDC hdc;
 732         RECT rect;
 733         MSG msg;
 734         PIXELFORMATDESCRIPTOR pfd =
 735         {
 736                 sizeof(PIXELFORMATDESCRIPTOR),  // size of this pfd
 737                 1,                              // version number
 738                 PFD_DRAW_TO_WINDOW              // support window
 739                 |  PFD_SUPPORT_OPENGL   // support OpenGL
 740                 |  PFD_DOUBLEBUFFER ,   // double buffered
 741                 PFD_TYPE_RGBA,                  // RGBA type
 742                 24,                             // 24-bit color depth
 743                 0, 0, 0, 0, 0, 0,               // color bits ignored
 744                 0,                              // no alpha buffer
 745                 0,                              // shift bit ignored
 746                 0,                              // no accumulation buffer
 747                 0, 0, 0, 0,                     // accum bits ignored
 748                 32,                             // 32-bit z-buffer
 749                 0,                              // no stencil buffer
 750                 0,                              // no auxiliary buffer
 751                 PFD_MAIN_PLANE,                 // main layer
 752                 0,                              // reserved
 753                 0, 0, 0                         // layer masks ignored
 754         };
 755         int pixelformat;
 756         DWORD WindowStyle, ExWindowStyle;
 757         int CenterX, CenterY;
 758         const char *gldrivername;
 759         int depth;
 760
 761         if (vid_initialized)
 762                 Sys_Error("VID_InitMode called when video is already initialised");
 763
 764         // if stencil is enabled, ask for alpha too
 765         if (bpp >= 32)
 766         {
 767                 pfd.cStencilBits = 8;
 768                 pfd.cAlphaBits = 8;
 769         }
 770         else
 771         {
 772                 pfd.cStencilBits = 0;
 773                 pfd.cAlphaBits = 0;
 774         }
 775
 776         gldrivername = "opengl32.dll";
 777 // 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
 778         i = COM_CheckParm("-gl_driver");
 779         if (i && i < com_argc - 1)
 780                 gldrivername = com_argv[i + 1];
 781         if (!GL_OpenLibrary(gldrivername))
 782         {
 783                 Con_Printf("Unable to load GL driver %s\n", gldrivername);
 784                 return false;
 785         }
 786
 787         memset(&gdevmode, 0, sizeof(gdevmode));
 788
 789         vid_isfullscreen = false;
 790         if (fullscreen)
 791         {
 792                 gdevmode.dmFields = DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT | DM_DISPLAYFREQUENCY;
 793                 gdevmode.dmBitsPerPel = bpp;
 794                 gdevmode.dmPelsWidth = width;
 795                 gdevmode.dmPelsHeight = height;
 796                 gdevmode.dmDisplayFrequency = refreshrate;
 797                 gdevmode.dmSize = sizeof (gdevmode);
 798                 if (ChangeDisplaySettings (&gdevmode, CDS_FULLSCREEN) != DISP_CHANGE_SUCCESSFUL)
 799                 {
 800                         VID_Shutdown();
 801                         Con_Printf("Unable to change to requested mode %dx%dx%dbpp\n", width, height, bpp);
 802                         return false;
 803                 }
 804
 805                 vid_isfullscreen = true;
 806                 WindowStyle = WS_POPUP;
 807                 ExWindowStyle = WS_EX_TOPMOST;
 808         }
 809         else
 810         {
 811                 hdc = GetDC (NULL);
 812                 i = GetDeviceCaps(hdc, RASTERCAPS);
 813                 depth = GetDeviceCaps(hdc, PLANES) * GetDeviceCaps(hdc, BITSPIXEL);
 814                 ReleaseDC (NULL, hdc);
 815                 if (i & RC_PALETTE)
 816                 {
 817                         VID_Shutdown();
 818                         Con_Print("Can't run in non-RGB mode\n");
 819                         return false;
 820                 }
 821                 if (bpp > depth)
 822                 {
 823                         VID_Shutdown();
 824                         Con_Print("A higher desktop depth is required to run this video mode\n");
 825                         return false;
 826                 }
 827
 828                 WindowStyle = WS_OVERLAPPED | WS_BORDER | WS_CAPTION | WS_SYSMENU | WS_MINIMIZEBOX;
 829                 ExWindowStyle = 0;
 830         }
 831
 832         rect.top = 0;
 833         rect.left = 0;
 834         rect.right = width;
 835         rect.bottom = height;
 836         AdjustWindowRectEx(&rect, WindowStyle, false, 0);
 837
 838         if (fullscreen)
 839         {
 840                 CenterX = 0;
 841                 CenterY = 0;
 842         }
 843         else
 844         {
 845                 CenterX = (GetSystemMetrics(SM_CXSCREEN) - (rect.right - rect.left)) / 2;
 846                 CenterY = (GetSystemMetrics(SM_CYSCREEN) - (rect.bottom - rect.top)) / 2;
 847         }
 848         CenterX = max(0, CenterX);
 849         CenterY = max(0, CenterY);
 850
 851         // x and y may be changed by WM_MOVE messages
 852         window_x = CenterX;
 853         window_y = CenterY;
 854         rect.left += CenterX;
 855         rect.right += CenterX;
 856         rect.top += CenterY;
 857         rect.bottom += CenterY;
 858
 859         mainwindow = CreateWindowEx (ExWindowStyle, "DarkPlacesWindowClass", gamename, WindowStyle, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top, NULL, NULL, global_hInstance, NULL);
 860         if (!mainwindow)
 861         {
 862                 Con_Printf("CreateWindowEx(%d, %s, %s, %d, %d, %d, %d, %d, %p, %p, %d, %p) failed\n", ExWindowStyle, "DarkPlacesWindowClass", gamename, WindowStyle, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top, NULL, NULL, global_hInstance, NULL);
 863                 VID_Shutdown();
 864                 return false;
 865         }
 866
 867         /*
 868         if (!fullscreen)
 869                 SetWindowPos (mainwindow, NULL, CenterX, CenterY, 0, 0,SWP_NOSIZE | SWP_NOZORDER | SWP_SHOWWINDOW | SWP_DRAWFRAME);
 870         */
 871
 872         ShowWindow (mainwindow, SW_SHOWDEFAULT);
 873         UpdateWindow (mainwindow);
 874
 875         // now we try to make sure we get the focus on the mode switch, because
 876         // sometimes in some systems we don't.  We grab the foreground, then
 877         // finish setting up, pump all our messages, and sleep for a little while
 878         // to let messages finish bouncing around the system, then we put
 879         // ourselves at the top of the z order, then grab the foreground again,
 880         // Who knows if it helps, but it probably doesn't hurt
 881         SetForegroundWindow (mainwindow);
 882
 883         while (PeekMessage (&msg, NULL, 0, 0, PM_REMOVE))
 884         {
 885                 TranslateMessage (&msg);
 886                 DispatchMessage (&msg);
 887         }
 888
 889         Sleep (100);
 890
 891         SetWindowPos (mainwindow, HWND_TOP, 0, 0, 0, 0, SWP_DRAWFRAME | SWP_NOMOVE | SWP_NOSIZE | SWP_SHOWWINDOW | SWP_NOCOPYBITS);
 892
 893         SetForegroundWindow (mainwindow);
 894
 895         // fix the leftover Alt from any Alt-Tab or the like that switched us away
 896         ClearAllStates ();
 897
 898         baseDC = GetDC(mainwindow);
 899
 900         if ((pixelformat = ChoosePixelFormat(baseDC, &pfd)) == 0)
 901         {
 902                 VID_Shutdown();
 903                 Con_Printf("ChoosePixelFormat(%d, %p) failed\n", baseDC, &pfd);
 904                 return false;
 905         }
 906
 907         if (SetPixelFormat(baseDC, pixelformat, &pfd) == false)
 908         {
 909                 VID_Shutdown();
 910                 Con_Printf("SetPixelFormat(%d, %d, %p) failed\n", baseDC, pixelformat, &pfd);
 911                 return false;
 912         }
 913
 914         if (!GL_CheckExtension("wgl", wglfuncs, NULL, false))
 915         {
 916                 VID_Shutdown();
 917                 Con_Print("wgl functions not found\n");
 918                 return false;
 919         }
 920
 921         baseRC = qwglCreateContext(baseDC);
 922         if (!baseRC)
 923         {
 924                 VID_Shutdown();
 925                 Con_Print("Could not initialize GL (wglCreateContext failed).\n\nMake sure you are in 65536 color mode, and try running -window.\n");
 926                 return false;
 927         }
 928         if (!qwglMakeCurrent(baseDC, baseRC))
 929         {
 930                 VID_Shutdown();
 931                 Con_Printf("wglMakeCurrent(%d, %d) failed\n", baseDC, baseRC);
 932                 return false;
 933         }
 934
 935         if ((qglGetString = (const GLubyte* (GLAPIENTRY *)(GLenum name))GL_GetProcAddress("glGetString")) == NULL)
 936         {
 937                 VID_Shutdown();
 938                 Con_Print("glGetString not found\n");
 939                 return false;
 940         }
 941         if ((qwglGetExtensionsStringARB = (const char *(WINAPI *)(HDC hdc))GL_GetProcAddress("wglGetExtensionsStringARB")) == NULL)
 942                 Con_Print("wglGetExtensionsStringARB not found\n");
 943         gl_renderer = qglGetString(GL_RENDERER);
 944         gl_vendor = qglGetString(GL_VENDOR);
 945         gl_version = qglGetString(GL_VERSION);
 946         gl_extensions = qglGetString(GL_EXTENSIONS);
 947         gl_platform = "WGL";
 948         gl_platformextensions = "";
 949
 950         gl_videosyncavailable = false;
 951
 952         if (qwglGetExtensionsStringARB)
 953                 gl_platformextensions = qwglGetExtensionsStringARB(baseDC);
 954
 955 // COMMANDLINEOPTION: Windows WGL: -novideosync disables WGL_EXT_swap_control
 956         gl_videosyncavailable = GL_CheckExtension("WGL_EXT_swap_control", wglswapintervalfuncs, "-novideosync", false);
 957         //ReleaseDC(mainwindow, hdc);
 958
 959         GL_Init ();
 960
 961         // LordHavoc: special differences for ATI (broken 8bit color when also using 32bit? weird!)
 962         if (strncasecmp(gl_vendor,"ATI",3)==0)
 963         {
 964                 if (strncasecmp(gl_renderer,"Rage Pro",8)==0)
 965                         isRagePro = true;
 966         }
 967         if (strncasecmp(gl_renderer,"Matrox G200 Direct3D",20)==0) // a D3D driver for GL? sigh...
 968                 isG200 = true;
 969
 970         //vid_menudrawfn = VID_MenuDraw;
 971         //vid_menukeyfn = VID_MenuKey;
 972         vid_usingmouse = false;
 973         vid_usingvsync = false;
 974         vid_hidden = false;
 975         vid_initialized = true;
 976
 977         IN_StartupMouse ();
 978         IN_StartupJoystick ();
 979
 980         if (gl_videosyncavailable)
 981         {
 982                 vid_usevsync = vid_vsync.integer;
 983                 vid_usingvsync = vid_vsync.integer;
 984                 qwglSwapIntervalEXT (vid_usevsync);
 985         }
 986
 987         return true;
 988 }
 989
 990 static void IN_Shutdown(void);
 991 void VID_Shutdown (void)
 992 {
 993         if(vid_initialized == false)
 994                 return;
 995
 996         VID_RestoreSystemGamma();
 997
 998         vid_initialized = false;
 999         IN_Shutdown();
1000         if (qwglMakeCurrent)
1001                 qwglMakeCurrent(NULL, NULL);
1002         if (baseRC && qwglDeleteContext)
1003                 qwglDeleteContext(baseRC);
1004         // close the library before we get rid of the window
1005         GL_CloseLibrary();
1006         if (baseDC && mainwindow)
1007                 ReleaseDC(mainwindow, baseDC);
1008         AppActivate(false, false);
1009         if (mainwindow)
1010                 DestroyWindow(mainwindow);
1011         mainwindow = 0;
1012         if (vid_isfullscreen)
1013                 ChangeDisplaySettings (NULL, 0);
1014         vid_isfullscreen = false;
1015 }
1016
1017 static void IN_Activate (qboolean grab)
1018 {
1019         if (!mouseinitialized)
1020                 return;
1021
1022         if (grab)
1023         {
1024                 if (!vid_usingmouse)
1025                 {
1026                         vid_usingmouse = true;
1027                         cl_ignoremousemove = true;
1028                         if (dinput && g_pMouse)
1029                         {
1030                                 IDirectInputDevice_Acquire(g_pMouse);
1031                                 dinput_acquired = true;
1032                         }
1033                         else
1034                         {
1035                                 RECT window_rect;
1036                                 window_rect.left = window_x;
1037                                 window_rect.top = window_y;
1038                                 window_rect.right = window_x + vid.width;
1039                                 window_rect.bottom = window_y + vid.height;
1040                                 if (mouseparmsvalid)
1041                                         restore_spi = SystemParametersInfo (SPI_SETMOUSE, 0, newmouseparms, 0);
1042                                 SetCursorPos ((window_x + vid.width / 2), (window_y + vid.height / 2));
1043                                 SetCapture (mainwindow);
1044                                 ClipCursor (&window_rect);
1045                         }
1046                         ShowCursor (false);
1047                 }
1048         }
1049         else
1050         {
1051                 if (vid_usingmouse)
1052                 {
1053                         vid_usingmouse = false;
1054                         cl_ignoremousemove = true;
1055                         if (dinput_acquired)
1056                         {
1057                                 IDirectInputDevice_Unacquire(g_pMouse);
1058                                 dinput_acquired = false;
1059                         }
1060                         else
1061                         {
1062                                 if (restore_spi)
1063                                         SystemParametersInfo (SPI_SETMOUSE, 0, originalmouseparms, 0);
1064                                 ClipCursor (NULL);
1065                                 ReleaseCapture ();
1066                         }
1067                         ShowCursor (true);
1068                 }
1069         }
1070 }
1071
1072
1073 /*
1074 ===========
1075 IN_InitDInput
1076 ===========
1077 */
1078 static qboolean IN_InitDInput (void)
1079 {
1080     HRESULT             hr;
1081         DIPROPDWORD     dipdw = {
1082                 {
1083                         sizeof(DIPROPDWORD),        // diph.dwSize
1084                         sizeof(DIPROPHEADER),       // diph.dwHeaderSize
1085                         0,                          // diph.dwObj
1086                         DIPH_DEVICE,                // diph.dwHow
1087                 },
1088                 DINPUT_BUFFERSIZE,              // dwData
1089         };
1090
1091         if (!hInstDI)
1092         {
1093                 hInstDI = LoadLibrary("dinput.dll");
1094
1095                 if (hInstDI == NULL)
1096                 {
1097                         Con_Print("Couldn't load dinput.dll\n");
1098                         return false;
1099                 }
1100         }
1101
1102         if (!pDirectInputCreate)
1103         {
1104                 pDirectInputCreate = (void *)GetProcAddress(hInstDI,"DirectInputCreateA");
1105
1106                 if (!pDirectInputCreate)
1107                 {
1108                         Con_Print("Couldn't get DI proc addr\n");
1109                         return false;
1110                 }
1111         }
1112
1113 // register with DirectInput and get an IDirectInput to play with.
1114         hr = iDirectInputCreate(global_hInstance, DIRECTINPUT_VERSION, &g_pdi, NULL);
1115
1116         if (FAILED(hr))
1117         {
1118                 return false;
1119         }
1120
1121 // obtain an interface to the system mouse device.
1122         hr = IDirectInput_CreateDevice(g_pdi, &GUID_SysMouse, &g_pMouse, NULL);
1123
1124         if (FAILED(hr))
1125         {
1126                 Con_Print("Couldn't open DI mouse device\n");
1127                 return false;
1128         }
1129
1130 // set the data format to "mouse format".
1131         hr = IDirectInputDevice_SetDataFormat(g_pMouse, &df);
1132
1133         if (FAILED(hr))
1134         {
1135                 Con_Print("Couldn't set DI mouse format\n");
1136                 return false;
1137         }
1138
1139 // set the cooperativity level.
1140         hr = IDirectInputDevice_SetCooperativeLevel(g_pMouse, mainwindow,
1141                         DISCL_EXCLUSIVE | DISCL_FOREGROUND);
1142
1143         if (FAILED(hr))
1144         {
1145                 Con_Print("Couldn't set DI coop level\n");
1146                 return false;
1147         }
1148
1149
1150 // set the buffer size to DINPUT_BUFFERSIZE elements.
1151 // the buffer size is a DWORD property associated with the device
1152         hr = IDirectInputDevice_SetProperty(g_pMouse, DIPROP_BUFFERSIZE, &dipdw.diph);
1153
1154         if (FAILED(hr))
1155         {
1156                 Con_Print("Couldn't set DI buffersize\n");
1157                 return false;
1158         }
1159
1160         return true;
1161 }
1162
1163
1164 /*
1165 ===========
1166 IN_StartupMouse
1167 ===========
1168 */
1169 static void IN_StartupMouse (void)
1170 {
1171         if (COM_CheckParm ("-nomouse") || COM_CheckParm("-safe"))
1172                 return;
1173
1174         mouseinitialized = true;
1175
1176 // COMMANDLINEOPTION: Windows Input: -dinput enables DirectInput for mouse/joystick input
1177         if (COM_CheckParm ("-dinput"))
1178                 dinput = IN_InitDInput ();
1179
1180         if (dinput)
1181                 Con_Print("DirectInput initialized\n");
1182         else
1183                 Con_Print("DirectInput not initialized\n");
1184
1185         mouseparmsvalid = SystemParametersInfo (SPI_GETMOUSE, 0, originalmouseparms, 0);
1186
1187         if (mouseparmsvalid)
1188         {
1189 // COMMANDLINEOPTION: Windows GDI Input: -noforcemspd disables setting of mouse speed (not used with -dinput, windows only)
1190                 if ( COM_CheckParm ("-noforcemspd") )
1191                         newmouseparms[2] = originalmouseparms[2];
1192
1193 // COMMANDLINEOPTION: Windows GDI Input: -noforcemaccel disables setting of mouse acceleration (not used with -dinput, windows only)
1194                 if ( COM_CheckParm ("-noforcemaccel") )
1195                 {
1196                         newmouseparms[0] = originalmouseparms[0];
1197                         newmouseparms[1] = originalmouseparms[1];
1198                 }
1199
1200 // COMMANDLINEOPTION: Windows GDI Input: -noforcemparms disables setting of mouse parameters (not used with -dinput, windows only)
1201                 if ( COM_CheckParm ("-noforcemparms") )
1202                 {
1203                         newmouseparms[0] = originalmouseparms[0];
1204                         newmouseparms[1] = originalmouseparms[1];
1205                         newmouseparms[2] = originalmouseparms[2];
1206                 }
1207         }
1208
1209         mouse_buttons = 10;
1210 }
1211
1212
1213 /*
1214 ===========
1215 IN_MouseMove
1216 ===========
1217 */
1218 static void IN_MouseMove (void)
1219 {
1220         int i, mx, my;
1221         POINT current_pos;
1222
1223         if (!vid_usingmouse)
1224         {
1225                 //GetCursorPos (&current_pos);
1226                 //ui_mouseupdate(current_pos.x - window_x, current_pos.y - window_y);
1227                 return;
1228         }
1229
1230         if (dinput_acquired)
1231         {
1232                 DIDEVICEOBJECTDATA      od;
1233                 DWORD                           dwElements;
1234                 HRESULT                         hr;
1235                 mx = 0;
1236                 my = 0;
1237
1238                 for (;;)
1239                 {
1240                         dwElements = 1;
1241
1242                         hr = IDirectInputDevice_GetDeviceData(g_pMouse,
1243                                         sizeof(DIDEVICEOBJECTDATA), &od, &dwElements, 0);
1244
1245                         if ((hr == DIERR_INPUTLOST) || (hr == DIERR_NOTACQUIRED))
1246                         {
1247                                 IDirectInputDevice_Acquire(g_pMouse);
1248                                 break;
1249                         }
1250
1251                         /* Unable to read data or no data available */
1252                         if (FAILED(hr) || dwElements == 0)
1253                                 break;
1254
1255                         /* Look at the element to see what happened */
1256
1257                         switch (od.dwOfs)
1258                         {
1259                                 case DIMOFS_X:
1260                                         mx += od.dwData;
1261                                         break;
1262
1263                                 case DIMOFS_Y:
1264                                         my += od.dwData;
1265                                         break;
1266
1267                                 case DIMOFS_BUTTON0:
1268                                         if (od.dwData & 0x80)
1269                                                 mstate_di |= 1;
1270                                         else
1271                                                 mstate_di &= ~1;
1272                                         break;
1273
1274                                 case DIMOFS_BUTTON1:
1275                                         if (od.dwData & 0x80)
1276                                                 mstate_di |= (1<<1);
1277                                         else
1278                                                 mstate_di &= ~(1<<1);
1279                                         break;
1280
1281                                 case DIMOFS_BUTTON2:
1282                                         if (od.dwData & 0x80)
1283                                                 mstate_di |= (1<<2);
1284                                         else
1285                                                 mstate_di &= ~(1<<2);
1286                                         break;
1287                         }
1288                 }
1289
1290                 // perform button actions
1291                 for (i=0 ; i<mouse_buttons && i < 16 ; i++)
1292                         if ((mstate_di ^ mouse_oldbuttonstate) & (1<<i))
1293                                 Key_Event (buttonremap[i], 0, (mstate_di & (1<<i)) != 0);
1294                 mouse_oldbuttonstate = mstate_di;
1295
1296                 in_mouse_x = mx;
1297                 in_mouse_y = my;
1298         }
1299         else
1300         {
1301                 GetCursorPos (&current_pos);
1302                 mx = current_pos.x - (window_x + vid.width / 2);
1303                 my = current_pos.y - (window_y + vid.height / 2);
1304
1305                 in_mouse_x = mx;
1306                 in_mouse_y = my;
1307
1308                 // if the mouse has moved, force it to the center, so there's room to move
1309                 if (!cl.csqc_wantsmousemove)
1310                 if (mx || my)
1311                         SetCursorPos ((window_x + vid.width / 2), (window_y + vid.height / 2));
1312         }
1313 }
1314
1315
1316 /*
1317 ===========
1318 IN_Move
1319 ===========
1320 */
1321 void IN_Move (void)
1322 {
1323         if (vid_activewindow && !vid_hidden)
1324         {
1325                 IN_MouseMove ();
1326                 IN_JoyMove ();
1327         }
1328 }
1329
1330
1331 /*
1332 ===============
1333 IN_StartupJoystick
1334 ===============
1335 */
1336 static void IN_StartupJoystick (void)
1337 {
1338         int                     numdevs;
1339         JOYCAPS         jc;
1340         MMRESULT        mmr;
1341         mmr = 0;
1342
1343         // assume no joystick
1344         joy_avail = false;
1345
1346         // abort startup if user requests no joystick
1347 // COMMANDLINEOPTION: Windows Input: -nojoy disables joystick support, may be a small speed increase
1348         if (COM_CheckParm ("-nojoy") || COM_CheckParm("-safe"))
1349                 return;
1350
1351         // verify joystick driver is present
1352         if ((numdevs = joyGetNumDevs ()) == 0)
1353         {
1354                 Con_Print("\njoystick not found -- driver not present\n\n");
1355                 return;
1356         }
1357
1358         // cycle through the joystick ids for the first valid one
1359         for (joy_id=0 ; joy_id<numdevs ; joy_id++)
1360         {
1361                 memset (&ji, 0, sizeof(ji));
1362                 ji.dwSize = sizeof(ji);
1363                 ji.dwFlags = JOY_RETURNCENTERED;
1364
1365                 if ((mmr = joyGetPosEx (joy_id, &ji)) == JOYERR_NOERROR)
1366                         break;
1367         }
1368
1369         // abort startup if we didn't find a valid joystick
1370         if (mmr != JOYERR_NOERROR)
1371         {
1372                 Con_Printf("\njoystick not found -- no valid joysticks (%x)\n\n", mmr);
1373                 return;
1374         }
1375
1376         // get the capabilities of the selected joystick
1377         // abort startup if command fails
1378         memset (&jc, 0, sizeof(jc));
1379         if ((mmr = joyGetDevCaps (joy_id, &jc, sizeof(jc))) != JOYERR_NOERROR)
1380         {
1381                 Con_Printf("\njoystick not found -- invalid joystick capabilities (%x)\n\n", mmr);
1382                 return;
1383         }
1384
1385         // save the joystick's number of buttons and POV status
1386         joy_numbuttons = jc.wNumButtons;
1387         joy_haspov = jc.wCaps & JOYCAPS_HASPOV;
1388
1389         // old button and POV states default to no buttons pressed
1390         joy_oldbuttonstate = joy_oldpovstate = 0;
1391
1392         // mark the joystick as available and advanced initialization not completed
1393         // this is needed as cvars are not available during initialization
1394
1395         joy_avail = true;
1396         joy_advancedinit = false;
1397
1398         Con_Print("\njoystick detected\n\n");
1399 }
1400
1401
1402 /*
1403 ===========
1404 RawValuePointer
1405 ===========
1406 */
1407 static PDWORD RawValuePointer (int axis)
1408 {
1409         switch (axis)
1410         {
1411         case JOY_AXIS_X:
1412                 return &ji.dwXpos;
1413         case JOY_AXIS_Y:
1414                 return &ji.dwYpos;
1415         case JOY_AXIS_Z:
1416                 return &ji.dwZpos;
1417         case JOY_AXIS_R:
1418                 return &ji.dwRpos;
1419         case JOY_AXIS_U:
1420                 return &ji.dwUpos;
1421         case JOY_AXIS_V:
1422                 return &ji.dwVpos;
1423         }
1424         return NULL; // LordHavoc: hush compiler warning
1425 }
1426
1427
1428 /*
1429 ===========
1430 Joy_AdvancedUpdate_f
1431 ===========
1432 */
1433 static void Joy_AdvancedUpdate_f (void)
1434 {
1435
1436         // called once by IN_ReadJoystick and by user whenever an update is needed
1437         // cvars are now available
1438         int     i;
1439         DWORD dwTemp;
1440
1441         // initialize all the maps
1442         for (i = 0; i < JOY_MAX_AXES; i++)
1443         {
1444                 dwAxisMap[i] = AxisNada;
1445                 dwControlMap[i] = JOY_ABSOLUTE_AXIS;
1446                 pdwRawValue[i] = RawValuePointer(i);
1447         }
1448
1449         if( joy_advanced.integer == 0)
1450         {
1451                 // default joystick initialization
1452                 // 2 axes only with joystick control
1453                 dwAxisMap[JOY_AXIS_X] = AxisTurn;
1454                 // dwControlMap[JOY_AXIS_X] = JOY_ABSOLUTE_AXIS;
1455                 dwAxisMap[JOY_AXIS_Y] = AxisForward;
1456                 // dwControlMap[JOY_AXIS_Y] = JOY_ABSOLUTE_AXIS;
1457         }
1458         else
1459         {
1460                 if (strcmp (joy_name.string, "joystick") != 0)
1461                 {
1462                         // notify user of advanced controller
1463                         Con_Printf("\n%s configured\n\n", joy_name.string);
1464                 }
1465
1466                 // advanced initialization here
1467                 // data supplied by user via joy_axisn cvars
1468                 dwTemp = (DWORD) joy_advaxisx.value;
1469                 dwAxisMap[JOY_AXIS_X] = dwTemp & 0x0000000f;
1470                 dwControlMap[JOY_AXIS_X] = dwTemp & JOY_RELATIVE_AXIS;
1471                 dwTemp = (DWORD) joy_advaxisy.value;
1472                 dwAxisMap[JOY_AXIS_Y] = dwTemp & 0x0000000f;
1473                 dwControlMap[JOY_AXIS_Y] = dwTemp & JOY_RELATIVE_AXIS;
1474                 dwTemp = (DWORD) joy_advaxisz.value;
1475                 dwAxisMap[JOY_AXIS_Z] = dwTemp & 0x0000000f;
1476                 dwControlMap[JOY_AXIS_Z] = dwTemp & JOY_RELATIVE_AXIS;
1477                 dwTemp = (DWORD) joy_advaxisr.value;
1478                 dwAxisMap[JOY_AXIS_R] = dwTemp & 0x0000000f;
1479                 dwControlMap[JOY_AXIS_R] = dwTemp & JOY_RELATIVE_AXIS;
1480                 dwTemp = (DWORD) joy_advaxisu.value;
1481                 dwAxisMap[JOY_AXIS_U] = dwTemp & 0x0000000f;
1482                 dwControlMap[JOY_AXIS_U] = dwTemp & JOY_RELATIVE_AXIS;
1483                 dwTemp = (DWORD) joy_advaxisv.value;
1484                 dwAxisMap[JOY_AXIS_V] = dwTemp & 0x0000000f;
1485                 dwControlMap[JOY_AXIS_V] = dwTemp & JOY_RELATIVE_AXIS;
1486         }
1487
1488         // compute the axes to collect from DirectInput
1489         joy_flags = JOY_RETURNCENTERED | JOY_RETURNBUTTONS | JOY_RETURNPOV;
1490         for (i = 0; i < JOY_MAX_AXES; i++)
1491         {
1492                 if (dwAxisMap[i] != AxisNada)
1493                 {
1494                         joy_flags |= dwAxisFlags[i];
1495                 }
1496         }
1497 }
1498
1499 /*
1500 ===============
1501 IN_ReadJoystick
1502 ===============
1503 */
1504 static qboolean IN_ReadJoystick (void)
1505 {
1506
1507         memset (&ji, 0, sizeof(ji));
1508         ji.dwSize = sizeof(ji);
1509         ji.dwFlags = joy_flags;
1510
1511         if (joyGetPosEx (joy_id, &ji) == JOYERR_NOERROR)
1512         {
1513                 // this is a hack -- there is a bug in the Logitech WingMan Warrior DirectInput Driver
1514                 // rather than having 32768 be the zero point, they have the zero point at 32668
1515                 // go figure -- anyway, now we get the full resolution out of the device
1516                 if (joy_wwhack1.integer != 0.0)
1517                 {
1518                         ji.dwUpos += 100;
1519                 }
1520                 return true;
1521         }
1522         else
1523         {
1524                 // read error occurred
1525                 // turning off the joystick seems too harsh for 1 read error,
1526                 // but what should be done?
1527                 return false;
1528         }
1529 }
1530
1531
1532 /*
1533 ===========
1534 IN_JoyMove
1535 ===========
1536 */
1537 static void IN_JoyMove (void)
1538 {
1539         float   speed, aspeed;
1540         float   fAxisValue, fTemp;
1541         int             i, mouselook = (in_mlook.state & 1) || freelook.integer;
1542
1543         // complete initialization if first time in
1544         // this is needed as cvars are not available at initialization time
1545         if( joy_advancedinit != true )
1546         {
1547                 Joy_AdvancedUpdate_f();
1548                 joy_advancedinit = true;
1549         }
1550
1551         if (joy_avail)
1552         {
1553                 int             i, key_index;
1554                 DWORD   buttonstate, povstate;
1555
1556                 // loop through the joystick buttons
1557                 // key a joystick event or auxillary event for higher number buttons for each state change
1558                 buttonstate = ji.dwButtons;
1559                 for (i=0 ; i < (int) joy_numbuttons ; i++)
1560                 {
1561                         if ( (buttonstate & (1<<i)) && !(joy_oldbuttonstate & (1<<i)) )
1562                         {
1563                                 key_index = (i < 16) ? K_JOY1 : K_AUX1;
1564                                 Key_Event (key_index + i, 0, true);
1565                         }
1566
1567                         if ( !(buttonstate & (1<<i)) && (joy_oldbuttonstate & (1<<i)) )
1568                         {
1569                                 key_index = (i < 16) ? K_JOY1 : K_AUX1;
1570                                 Key_Event (key_index + i, 0, false);
1571                         }
1572                 }
1573                 joy_oldbuttonstate = buttonstate;
1574
1575                 if (joy_haspov)
1576                 {
1577                         // convert POV information into 4 bits of state information
1578                         // this avoids any potential problems related to moving from one
1579                         // direction to another without going through the center position
1580                         povstate = 0;
1581                         if(ji.dwPOV != JOY_POVCENTERED)
1582                         {
1583                                 if (ji.dwPOV == JOY_POVFORWARD)
1584                                         povstate |= 0x01;
1585                                 if (ji.dwPOV == JOY_POVRIGHT)
1586                                         povstate |= 0x02;
1587                                 if (ji.dwPOV == JOY_POVBACKWARD)
1588                                         povstate |= 0x04;
1589                                 if (ji.dwPOV == JOY_POVLEFT)
1590                                         povstate |= 0x08;
1591                         }
1592                         // determine which bits have changed and key an auxillary event for each change
1593                         for (i=0 ; i < 4 ; i++)
1594                         {
1595                                 if ( (povstate & (1<<i)) && !(joy_oldpovstate & (1<<i)) )
1596                                 {
1597                                         Key_Event (K_AUX29 + i, 0, true);
1598                                 }
1599
1600                                 if ( !(povstate & (1<<i)) && (joy_oldpovstate & (1<<i)) )
1601                                 {
1602                                         Key_Event (K_AUX29 + i, 0, false);
1603                                 }
1604                         }
1605                         joy_oldpovstate = povstate;
1606                 }
1607         }
1608
1609         // verify joystick is available and that the user wants to use it
1610         if (!joy_avail || !in_joystick.integer)
1611         {
1612                 return;
1613         }
1614
1615         // collect the joystick data, if possible
1616         if (IN_ReadJoystick () != true)
1617         {
1618                 return;
1619         }
1620
1621         if (in_speed.state & 1)
1622                 speed = cl_movespeedkey.value;
1623         else
1624                 speed = 1;
1625         // LordHavoc: viewzoom affects sensitivity for sniping
1626         aspeed = speed * host_realframetime * cl.viewzoom;
1627
1628         // loop through the axes
1629         for (i = 0; i < JOY_MAX_AXES; i++)
1630         {
1631                 // get the floating point zero-centered, potentially-inverted data for the current axis
1632                 fAxisValue = (float) *pdwRawValue[i];
1633                 // move centerpoint to zero
1634                 fAxisValue -= 32768.0;
1635
1636                 if (joy_wwhack2.integer != 0.0)
1637                 {
1638                         if (dwAxisMap[i] == AxisTurn)
1639                         {
1640                                 // this is a special formula for the Logitech WingMan Warrior
1641                                 // y=ax^b; where a = 300 and b = 1.3
1642                                 // also x values are in increments of 800 (so this is factored out)
1643                                 // then bounds check result to level out excessively high spin rates
1644                                 fTemp = 300.0 * pow(abs(fAxisValue) / 800.0, 1.3);
1645                                 if (fTemp > 14000.0)
1646                                         fTemp = 14000.0;
1647                                 // restore direction information
1648                                 fAxisValue = (fAxisValue > 0.0) ? fTemp : -fTemp;
1649                         }
1650                 }
1651
1652                 // convert range from -32768..32767 to -1..1
1653                 fAxisValue /= 32768.0;
1654
1655                 switch (dwAxisMap[i])
1656                 {
1657                 case AxisForward:
1658                         if ((joy_advanced.integer == 0) && mouselook)
1659                         {
1660                                 // user wants forward control to become look control
1661                                 if (fabs(fAxisValue) > joy_pitchthreshold.value)
1662                                 {
1663                                         // if mouse invert is on, invert the joystick pitch value
1664                                         // only absolute control support here (joy_advanced is false)
1665                                         if (m_pitch.value < 0.0)
1666                                         {
1667                                                 cl.viewangles[PITCH] -= (fAxisValue * joy_pitchsensitivity.value) * aspeed * cl_pitchspeed.value;
1668                                         }
1669                                         else
1670                                         {
1671                                                 cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity.value) * aspeed * cl_pitchspeed.value;
1672                                         }
1673                                         V_StopPitchDrift();
1674                                 }
1675                                 else
1676                                 {
1677                                         // no pitch movement
1678                                         // disable pitch return-to-center unless requested by user
1679                                         // *** this code can be removed when the lookspring bug is fixed
1680                                         // *** the bug always has the lookspring feature on
1681                                         if(lookspring.value == 0.0)
1682                                                 V_StopPitchDrift();
1683                                 }
1684                         }
1685                         else
1686                         {
1687                                 // user wants forward control to be forward control
1688                                 if (fabs(fAxisValue) > joy_forwardthreshold.value)
1689                                 {
1690                                         cl.cmd.forwardmove += (fAxisValue * joy_forwardsensitivity.value) * speed * cl_forwardspeed.value;
1691                                 }
1692                         }
1693                         break;
1694
1695                 case AxisSide:
1696                         if (fabs(fAxisValue) > joy_sidethreshold.value)
1697                         {
1698                                 cl.cmd.sidemove += (fAxisValue * joy_sidesensitivity.value) * speed * cl_sidespeed.value;
1699                         }
1700                         break;
1701
1702                 case AxisTurn:
1703                         if ((in_strafe.state & 1) || (lookstrafe.integer && mouselook))
1704                         {
1705                                 // user wants turn control to become side control
1706                                 if (fabs(fAxisValue) > joy_sidethreshold.value)
1707                                 {
1708                                         cl.cmd.sidemove -= (fAxisValue * joy_sidesensitivity.value) * speed * cl_sidespeed.value;
1709                                 }
1710                         }
1711                         else
1712                         {
1713                                 // user wants turn control to be turn control
1714                                 if (fabs(fAxisValue) > joy_yawthreshold.value)
1715                                 {
1716                                         if(dwControlMap[i] == JOY_ABSOLUTE_AXIS)
1717                                         {
1718                                                 cl.viewangles[YAW] += (fAxisValue * joy_yawsensitivity.value) * aspeed * cl_yawspeed.value;
1719                                         }
1720                                         else
1721                                         {
1722                                                 cl.viewangles[YAW] += (fAxisValue * joy_yawsensitivity.value) * speed * 180.0;
1723                                         }
1724
1725                                 }
1726                         }
1727                         break;
1728
1729                 case AxisLook:
1730                         if (mouselook)
1731                         {
1732                                 if (fabs(fAxisValue) > joy_pitchthreshold.value)
1733                                 {
1734                                         // pitch movement detected and pitch movement desired by user
1735                                         if(dwControlMap[i] == JOY_ABSOLUTE_AXIS)
1736                                         {
1737                                                 cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity.value) * aspeed * cl_pitchspeed.value;
1738                                         }
1739                                         else
1740                                         {
1741                                                 cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity.value) * speed * 180.0;
1742                                         }
1743                                         V_StopPitchDrift();
1744                                 }
1745                                 else
1746                                 {
1747                                         // no pitch movement
1748                                         // disable pitch return-to-center unless requested by user
1749                                         // *** this code can be removed when the lookspring bug is fixed
1750                                         // *** the bug always has the lookspring feature on
1751                                         if(lookspring.integer == 0)
1752                                                 V_StopPitchDrift();
1753                                 }
1754                         }
1755                         break;
1756
1757                 default:
1758                         break;
1759                 }
1760         }
1761 }
1762
1763 static void IN_Init(void)
1764 {
1765         uiWheelMessage = RegisterWindowMessage ( "MSWHEEL_ROLLMSG" );
1766
1767         // joystick variables
1768         Cvar_RegisterVariable (&in_joystick);
1769         Cvar_RegisterVariable (&joy_name);
1770         Cvar_RegisterVariable (&joy_advanced);
1771         Cvar_RegisterVariable (&joy_advaxisx);
1772         Cvar_RegisterVariable (&joy_advaxisy);
1773         Cvar_RegisterVariable (&joy_advaxisz);
1774         Cvar_RegisterVariable (&joy_advaxisr);
1775         Cvar_RegisterVariable (&joy_advaxisu);
1776         Cvar_RegisterVariable (&joy_advaxisv);
1777         Cvar_RegisterVariable (&joy_forwardthreshold);
1778         Cvar_RegisterVariable (&joy_sidethreshold);
1779         Cvar_RegisterVariable (&joy_pitchthreshold);
1780         Cvar_RegisterVariable (&joy_yawthreshold);
1781         Cvar_RegisterVariable (&joy_forwardsensitivity);
1782         Cvar_RegisterVariable (&joy_sidesensitivity);
1783         Cvar_RegisterVariable (&joy_pitchsensitivity);
1784         Cvar_RegisterVariable (&joy_yawsensitivity);
1785         Cvar_RegisterVariable (&joy_wwhack1);
1786         Cvar_RegisterVariable (&joy_wwhack2);
1787         Cmd_AddCommand ("joyadvancedupdate", Joy_AdvancedUpdate_f, "applies current joyadv* cvar settings to the joystick driver");
1788 }
1789
1790 static void IN_Shutdown(void)
1791 {
1792         IN_Activate (false);
1793
1794         if (g_pMouse)
1795                 IDirectInputDevice_Release(g_pMouse);
1796         g_pMouse = NULL;
1797
1798         if (g_pdi)
1799                 IDirectInput_Release(g_pdi);
1800         g_pdi = NULL;
1801 }