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 #include "quakedef.h"
  23 #include "winquake.h"
  24 #include "resource.h"
  25 #include <commctrl.h>
  26
  27 int cl_available = true;
  28
  29 int (WINAPI *qwglChoosePixelFormat)(HDC, CONST PIXELFORMATDESCRIPTOR *);
  30 int (WINAPI *qwglDescribePixelFormat)(HDC, int, UINT, LPPIXELFORMATDESCRIPTOR);
  31 //int (WINAPI *qwglGetPixelFormat)(HDC);
  32 BOOL (WINAPI *qwglSetPixelFormat)(HDC, int, CONST PIXELFORMATDESCRIPTOR *);
  33 BOOL (WINAPI *qwglSwapBuffers)(HDC);
  34 HGLRC (WINAPI *qwglCreateContext)(HDC);
  35 BOOL (WINAPI *qwglDeleteContext)(HGLRC);
  36 HGLRC (WINAPI *qwglGetCurrentContext)(VOID);
  37 HDC (WINAPI *qwglGetCurrentDC)(VOID);
  38 PROC (WINAPI *qwglGetProcAddress)(LPCSTR);
  39 BOOL (WINAPI *qwglMakeCurrent)(HDC, HGLRC);
  40 BOOL (WINAPI *qwglSwapIntervalEXT)(int interval);
  41 const char *(WINAPI *qwglGetExtensionsStringARB)(HDC hdc);
  42
  43 static dllfunction_t wglfuncs[] =
  44 {
  45         {"wglChoosePixelFormat", (void **) &qwglChoosePixelFormat},
  46         {"wglDescribePixelFormat", (void **) &qwglDescribePixelFormat},
  47 //      {"wglGetPixelFormat", (void **) &qwglGetPixelFormat},
  48         {"wglSetPixelFormat", (void **) &qwglSetPixelFormat},
  49         {"wglSwapBuffers", (void **) &qwglSwapBuffers},
  50         {"wglCreateContext", (void **) &qwglCreateContext},
  51         {"wglDeleteContext", (void **) &qwglDeleteContext},
  52         {"wglGetProcAddress", (void **) &qwglGetProcAddress},
  53         {"wglMakeCurrent", (void **) &qwglMakeCurrent},
  54         {"wglGetCurrentContext", (void **) &qwglGetCurrentContext},
  55         {"wglGetCurrentDC", (void **) &qwglGetCurrentDC},
  56         {NULL, NULL}
  57 };
  58
  59 static dllfunction_t wglswapintervalfuncs[] =
  60 {
  61         {"wglSwapIntervalEXT", (void **) &qwglSwapIntervalEXT},
  62         {NULL, NULL}
  63 };
  64
  65 qboolean scr_skipupdate;
  66
  67 static DEVMODE gdevmode;
  68 static qboolean vid_initialized = false;
  69 static qboolean vid_wassuspended = false;
  70 static int vid_usingmouse;
  71 extern qboolean mouseactive;  // from in_win.c
  72 static HICON hIcon;
  73
  74 HWND mainwindow;
  75
  76 //HWND WINAPI InitializeWindow (HINSTANCE hInstance, int nCmdShow);
  77
  78 static int vid_isfullscreen;
  79
  80 //void VID_MenuDraw (void);
  81 //void VID_MenuKey (int key);
  82
  83 //LONG WINAPI MainWndProc (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
  84 //void AppActivate(BOOL fActive, BOOL minimize);
  85 //void ClearAllStates (void);
  86 //void VID_UpdateWindowStatus (void);
  87
  88 //====================================
  89
  90 int window_x, window_y, window_width, window_height;
  91 int window_center_x, window_center_y;
  92
  93 void IN_ShowMouse (void);
  94 void IN_DeactivateMouse (void);
  95 void IN_HideMouse (void);
  96 void IN_ActivateMouse (void);
  97 void IN_MouseEvent (int mstate);
  98 void IN_UpdateClipCursor (void);
  99
 100 qboolean mouseinitialized;
 101 static qboolean dinput;
 102
 103 // input code
 104
 105 #include <dinput.h>
 106
 107 #define DINPUT_BUFFERSIZE           16
 108 #define iDirectInputCreate(a,b,c,d)     pDirectInputCreate(a,b,c,d)
 109
 110 HRESULT (WINAPI *pDirectInputCreate)(HINSTANCE hinst, DWORD dwVersion,
 111         LPDIRECTINPUT * lplpDirectInput, LPUNKNOWN punkOuter);
 112
 113 // LordHavoc: thanks to backslash for this support for mouse buttons 4 and 5
 114 /* backslash :: imouse explorer buttons */
 115 /* These are #ifdefed out for non-Win2K in the February 2001 version of
 116    MS's platform SDK, but we need them for compilation. . . */
 117 #ifndef WM_XBUTTONDOWN
 118    #define WM_XBUTTONDOWN      0x020B
 119    #define WM_XBUTTONUP      0x020C
 120 #endif
 121 #ifndef MK_XBUTTON1
 122    #define MK_XBUTTON1         0x0020
 123    #define MK_XBUTTON2         0x0040
 124 // LordHavoc: lets hope this allows more buttons in the future...
 125    #define MK_XBUTTON3         0x0080
 126    #define MK_XBUTTON4         0x0100
 127    #define MK_XBUTTON5         0x0200
 128    #define MK_XBUTTON6         0x0400
 129    #define MK_XBUTTON7         0x0800
 130 #endif
 131 /* :: backslash */
 132
 133 // mouse variables
 134 int                     mouse_buttons;
 135 int                     mouse_oldbuttonstate;
 136 POINT           current_pos;
 137 int                     mouse_x, mouse_y, old_mouse_x, old_mouse_y, mx_accum, my_accum;
 138
 139 static qboolean restore_spi;
 140 static int              originalmouseparms[3], newmouseparms[3] = {0, 0, 1};
 141
 142 unsigned int uiWheelMessage;
 143 qboolean        mouseactive;
 144 //qboolean              mouseinitialized;
 145 static qboolean mouseparmsvalid, mouseactivatetoggle;
 146 static qboolean mouseshowtoggle = 1;
 147 static qboolean dinput_acquired;
 148
 149 static unsigned int             mstate_di;
 150
 151 // joystick defines and variables
 152 // where should defines be moved?
 153 #define JOY_ABSOLUTE_AXIS       0x00000000              // control like a joystick
 154 #define JOY_RELATIVE_AXIS       0x00000010              // control like a mouse, spinner, trackball
 155 #define JOY_MAX_AXES            6                               // X, Y, Z, R, U, V
 156 #define JOY_AXIS_X                      0
 157 #define JOY_AXIS_Y                      1
 158 #define JOY_AXIS_Z                      2
 159 #define JOY_AXIS_R                      3
 160 #define JOY_AXIS_U                      4
 161 #define JOY_AXIS_V                      5
 162
 163 enum _ControlList
 164 {
 165         AxisNada = 0, AxisForward, AxisLook, AxisSide, AxisTurn
 166 };
 167
 168 DWORD   dwAxisFlags[JOY_MAX_AXES] =
 169 {
 170         JOY_RETURNX, JOY_RETURNY, JOY_RETURNZ, JOY_RETURNR, JOY_RETURNU, JOY_RETURNV
 171 };
 172
 173 DWORD   dwAxisMap[JOY_MAX_AXES];
 174 DWORD   dwControlMap[JOY_MAX_AXES];
 175 PDWORD  pdwRawValue[JOY_MAX_AXES];
 176
 177 // none of these cvars are saved over a session
 178 // this means that advanced controller configuration needs to be executed
 179 // each time.  this avoids any problems with getting back to a default usage
 180 // or when changing from one controller to another.  this way at least something
 181 // works.
 182 cvar_t  in_joystick = {CVAR_SAVE, "joystick","0"};
 183 cvar_t  joy_name = {0, "joyname", "joystick"};
 184 cvar_t  joy_advanced = {0, "joyadvanced", "0"};
 185 cvar_t  joy_advaxisx = {0, "joyadvaxisx", "0"};
 186 cvar_t  joy_advaxisy = {0, "joyadvaxisy", "0"};
 187 cvar_t  joy_advaxisz = {0, "joyadvaxisz", "0"};
 188 cvar_t  joy_advaxisr = {0, "joyadvaxisr", "0"};
 189 cvar_t  joy_advaxisu = {0, "joyadvaxisu", "0"};
 190 cvar_t  joy_advaxisv = {0, "joyadvaxisv", "0"};
 191 cvar_t  joy_forwardthreshold = {0, "joyforwardthreshold", "0.15"};
 192 cvar_t  joy_sidethreshold = {0, "joysidethreshold", "0.15"};
 193 cvar_t  joy_pitchthreshold = {0, "joypitchthreshold", "0.15"};
 194 cvar_t  joy_yawthreshold = {0, "joyyawthreshold", "0.15"};
 195 cvar_t  joy_forwardsensitivity = {0, "joyforwardsensitivity", "-1.0"};
 196 cvar_t  joy_sidesensitivity = {0, "joysidesensitivity", "-1.0"};
 197 cvar_t  joy_pitchsensitivity = {0, "joypitchsensitivity", "1.0"};
 198 cvar_t  joy_yawsensitivity = {0, "joyyawsensitivity", "-1.0"};
 199 cvar_t  joy_wwhack1 = {0, "joywwhack1", "0.0"};
 200 cvar_t  joy_wwhack2 = {0, "joywwhack2", "0.0"};
 201
 202 qboolean        joy_avail, joy_advancedinit, joy_haspov;
 203 DWORD           joy_oldbuttonstate, joy_oldpovstate;
 204
 205 int                     joy_id;
 206 DWORD           joy_flags;
 207 DWORD           joy_numbuttons;
 208
 209 static LPDIRECTINPUT            g_pdi;
 210 static LPDIRECTINPUTDEVICE      g_pMouse;
 211
 212 static JOYINFOEX        ji;
 213
 214 static HINSTANCE hInstDI;
 215
 216 //static qboolean       dinput;
 217
 218 typedef struct MYDATA {
 219         LONG  lX;                   // X axis goes here
 220         LONG  lY;                   // Y axis goes here
 221         LONG  lZ;                   // Z axis goes here
 222         BYTE  bButtonA;             // One button goes here
 223         BYTE  bButtonB;             // Another button goes here
 224         BYTE  bButtonC;             // Another button goes here
 225         BYTE  bButtonD;             // Another button goes here
 226 } MYDATA;
 227
 228 static DIOBJECTDATAFORMAT rgodf[] = {
 229   { &GUID_XAxis,    FIELD_OFFSET(MYDATA, lX),       DIDFT_AXIS | DIDFT_ANYINSTANCE,   0,},
 230   { &GUID_YAxis,    FIELD_OFFSET(MYDATA, lY),       DIDFT_AXIS | DIDFT_ANYINSTANCE,   0,},
 231   { &GUID_ZAxis,    FIELD_OFFSET(MYDATA, lZ),       0x80000000 | DIDFT_AXIS | DIDFT_ANYINSTANCE,   0,},
 232   { 0,              FIELD_OFFSET(MYDATA, bButtonA), DIDFT_BUTTON | DIDFT_ANYINSTANCE, 0,},
 233   { 0,              FIELD_OFFSET(MYDATA, bButtonB), DIDFT_BUTTON | DIDFT_ANYINSTANCE, 0,},
 234   { 0,              FIELD_OFFSET(MYDATA, bButtonC), 0x80000000 | DIDFT_BUTTON | DIDFT_ANYINSTANCE, 0,},
 235   { 0,              FIELD_OFFSET(MYDATA, bButtonD), 0x80000000 | DIDFT_BUTTON | DIDFT_ANYINSTANCE, 0,},
 236 };
 237
 238 #define NUM_OBJECTS (sizeof(rgodf) / sizeof(rgodf[0]))
 239
 240 static DIDATAFORMAT     df = {
 241         sizeof(DIDATAFORMAT),       // this structure
 242         sizeof(DIOBJECTDATAFORMAT), // size of object data format
 243         DIDF_RELAXIS,               // absolute axis coordinates
 244         sizeof(MYDATA),             // device data size
 245         NUM_OBJECTS,                // number of objects
 246         rgodf,                      // and here they are
 247 };
 248
 249 // forward-referenced functions
 250 void IN_StartupJoystick (void);
 251 void Joy_AdvancedUpdate_f (void);
 252 void IN_JoyMove (usercmd_t *cmd);
 253 void IN_StartupMouse (void);
 254
 255 /*
 256 ================
 257 VID_UpdateWindowStatus
 258 ================
 259 */
 260 void VID_UpdateWindowStatus (void)
 261 {
 262         window_center_x = window_x + window_width / 2;
 263         window_center_y = window_y + window_height / 2;
 264
 265         if (mouseinitialized && mouseactive && !dinput)
 266         {
 267                 RECT window_rect;
 268                 window_rect.left = window_x;
 269                 window_rect.top = window_y;
 270                 window_rect.right = window_x + window_width;
 271                 window_rect.bottom = window_y + window_height;
 272                 ClipCursor (&window_rect);
 273         }
 274 }
 275
 276
 277 //====================================
 278
 279 /*
 280 =================
 281 VID_GetWindowSize
 282 =================
 283 */
 284 void VID_GetWindowSize (int *x, int *y, int *width, int *height)
 285 {
 286         *x = 0;
 287         *y = 0;
 288         *width = window_width;
 289         *height = window_height;
 290 }
 291
 292
 293 void VID_Finish (void)
 294 {
 295         HDC hdc;
 296         int vid_usemouse;
 297         if (r_render.integer && !scr_skipupdate)
 298         {
 299                 qglFinish();
 300                 hdc = GetDC(mainwindow);
 301                 SwapBuffers(hdc);
 302                 ReleaseDC(mainwindow, hdc);
 303         }
 304
 305 // handle the mouse state when windowed if that's changed
 306         vid_usemouse = false;
 307         if (vid_mouse.integer && !key_consoleactive)
 308                 vid_usemouse = true;
 309         if (vid_isfullscreen)
 310                 vid_usemouse = true;
 311         if (!vid_activewindow)
 312                 vid_usemouse = false;
 313         if (vid_usemouse)
 314         {
 315                 if (!vid_usingmouse)
 316                 {
 317                         vid_usingmouse = true;
 318                         IN_ActivateMouse ();
 319                         IN_HideMouse();
 320                 }
 321         }
 322         else
 323         {
 324                 if (vid_usingmouse)
 325                 {
 326                         vid_usingmouse = false;
 327                         IN_DeactivateMouse ();
 328                         IN_ShowMouse();
 329                 }
 330         }
 331 }
 332
 333 //==========================================================================
 334
 335
 336
 337
 338 qbyte scantokey[128] =
 339 {
 340 //  0           1       2    3     4     5       6       7      8         9      A          B           C       D           E           F
 341         0          ,27    ,'1'  ,'2'  ,'3'  ,'4'    ,'5'    ,'6'   ,'7'      ,'8'   ,'9'       ,'0'        ,'-'   ,'='         ,K_BACKSPACE,9    ,//0
 342         'q'        ,'w'   ,'e'  ,'r'  ,'t'  ,'y'    ,'u'    ,'i'   ,'o'      ,'p'   ,'['       ,']'        ,13    ,K_CTRL      ,'a'        ,'s'  ,//1
 343         'd'        ,'f'   ,'g'  ,'h'  ,'j'  ,'k'    ,'l'    ,';'   ,'\''     ,'`'   ,K_SHIFT   ,'\\'       ,'z'   ,'x'         ,'c'        ,'v'  ,//2
 344         'b'        ,'n'   ,'m'  ,','  ,'.'  ,'/'    ,K_SHIFT,'*'   ,K_ALT    ,' '   ,0         ,K_F1       ,K_F2  ,K_F3        ,K_F4       ,K_F5 ,//3
 345         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
 346         K_DOWNARROW,K_PGDN,K_INS,K_DEL,0    ,0      ,0      ,K_F11 ,K_F12    ,0     ,0         ,0          ,0     ,0           ,0          ,0    ,//5
 347         0          ,0     ,0    ,0    ,0    ,0      ,0      ,0     ,0        ,0     ,0         ,0          ,0     ,0           ,0          ,0    ,//6
 348         0          ,0     ,0    ,0    ,0    ,0      ,0      ,0     ,0        ,0     ,0         ,0          ,0     ,0           ,0          ,0     //7
 349 };
 350
 351
 352 /*
 353 =======
 354 MapKey
 355
 356 Map from windows to quake keynums
 357 =======
 358 */
 359 int MapKey (int key, int virtualkey)
 360 {
 361         int result;
 362         int modified = (key >> 16) & 255;
 363         qboolean is_extended = false;
 364
 365         if (modified < 128 && scantokey[modified])
 366                 result = scantokey[modified];
 367         else
 368         {
 369                 result = 0;
 370                 Con_DPrintf("key 0x%02x (0x%8x, 0x%8x) has no translation\n", modified, key, virtualkey);
 371         }
 372
 373         if (key & (1 << 24))
 374                 is_extended = true;
 375
 376         if ( !is_extended )
 377         {
 378                 switch ( result )
 379                 {
 380                 case K_HOME:
 381                         return K_KP_HOME;
 382                 case K_UPARROW:
 383                         return K_KP_UPARROW;
 384                 case K_PGUP:
 385                         return K_KP_PGUP;
 386                 case K_LEFTARROW:
 387                         return K_KP_LEFTARROW;
 388                 case K_RIGHTARROW:
 389                         return K_KP_RIGHTARROW;
 390                 case K_END:
 391                         return K_KP_END;
 392                 case K_DOWNARROW:
 393                         return K_KP_DOWNARROW;
 394                 case K_PGDN:
 395                         return K_KP_PGDN;
 396                 case K_INS:
 397                         return K_KP_INS;
 398                 case K_DEL:
 399                         return K_KP_DEL;
 400                 default:
 401                         return result;
 402                 }
 403         }
 404         else
 405         {
 406                 switch ( result )
 407                 {
 408                 case 0x0D:
 409                         return K_KP_ENTER;
 410                 case 0x2F:
 411                         return K_KP_SLASH;
 412                 case 0xAF:
 413                         return K_KP_PLUS;
 414                 }
 415                 return result;
 416         }
 417 }
 418
 419 /*
 420 ===================================================================
 421
 422 MAIN WINDOW
 423
 424 ===================================================================
 425 */
 426
 427 /*
 428 ================
 429 ClearAllStates
 430 ================
 431 */
 432 void ClearAllStates (void)
 433 {
 434         int             i;
 435
 436 // send an up event for each key, to make sure the server clears them all
 437         for (i=0 ; i<256 ; i++)
 438         {
 439                 Key_Event (i, 0, false);
 440         }
 441
 442         Key_ClearStates ();
 443         IN_ClearStates ();
 444 }
 445
 446 extern qboolean host_loopactive;
 447
 448 void AppActivate(BOOL fActive, BOOL minimize)
 449 /****************************************************************************
 450 *
 451 * Function:     AppActivate
 452 * Parameters:   fActive - True if app is activating
 453 *
 454 * Description:  If the application is activating, then swap the system
 455 *               into SYSPAL_NOSTATIC mode so that our palettes will display
 456 *               correctly.
 457 *
 458 ****************************************************************************/
 459 {
 460         static BOOL     sound_active;
 461
 462         vid_activewindow = fActive;
 463         vid_hidden = minimize;
 464
 465 // enable/disable sound on focus gain/loss
 466         if (!vid_activewindow && sound_active)
 467         {
 468                 S_BlockSound ();
 469                 sound_active = false;
 470         }
 471         else if (vid_activewindow && !sound_active)
 472         {
 473                 S_UnblockSound ();
 474                 sound_active = true;
 475         }
 476
 477         if (fActive)
 478         {
 479                 vid_allowhwgamma = true;
 480                 if (vid_isfullscreen)
 481                 {
 482                         if (vid_wassuspended)
 483                         {
 484                                 vid_wassuspended = false;
 485                                 ChangeDisplaySettings (&gdevmode, CDS_FULLSCREEN);
 486                                 ShowWindow(mainwindow, SW_SHOWNORMAL);
 487                         }
 488
 489                         // LordHavoc: from dabb, fix for alt-tab bug in NVidia drivers
 490                         MoveWindow(mainwindow,0,0,gdevmode.dmPelsWidth,gdevmode.dmPelsHeight,false);
 491                 }
 492         }
 493
 494         if (!fActive)
 495         {
 496                 vid_allowhwgamma = false;
 497                 vid_usingmouse = false;
 498                 IN_DeactivateMouse ();
 499                 IN_ShowMouse ();
 500                 if (vid_isfullscreen)
 501                 {
 502                         ChangeDisplaySettings (NULL, 0);
 503                         vid_wassuspended = true;
 504                 }
 505                 VID_RestoreSystemGamma();
 506         }
 507 }
 508
 509 LONG CDAudio_MessageHandler(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
 510
 511 /* main window procedure */
 512 LONG WINAPI MainWndProc (HWND hWnd, UINT uMsg, WPARAM  wParam, LPARAM lParam)
 513 {
 514         LONG    lRet = 1;
 515         int             fActive, fMinimized, temp;
 516         char    state[256];
 517         short   ascchar;
 518         int             vkey;
 519         qboolean down = false;
 520
 521         extern unsigned int uiWheelMessage;
 522
 523         if ( uMsg == uiWheelMessage )
 524                 uMsg = WM_MOUSEWHEEL;
 525
 526         switch (uMsg)
 527         {
 528                 case WM_KILLFOCUS:
 529                         if (vid_isfullscreen)
 530                                 ShowWindow(mainwindow, SW_SHOWMINNOACTIVE);
 531                         break;
 532
 533                 case WM_CREATE:
 534                         break;
 535
 536                 case WM_MOVE:
 537                         window_x = (int) LOWORD(lParam);
 538                         window_y = (int) HIWORD(lParam);
 539                         VID_UpdateWindowStatus ();
 540                         break;
 541
 542                 case WM_KEYDOWN:
 543                 case WM_SYSKEYDOWN:
 544                         down = true;
 545                 case WM_KEYUP:
 546                 case WM_SYSKEYUP:
 547                         vkey = MapKey(lParam, wParam);
 548                         GetKeyboardState (state);
 549                         ToAscii (wParam, vkey, state, &ascchar, 0);
 550                         Key_Event (vkey, ascchar & 0xFF, down);
 551                         break;
 552
 553                 case WM_SYSCHAR:
 554                 // keep Alt-Space from happening
 555                         break;
 556
 557         // this is complicated because Win32 seems to pack multiple mouse events into
 558         // one update sometimes, so we always check all states and look for events
 559                 case WM_LBUTTONDOWN:
 560                 case WM_LBUTTONUP:
 561                 case WM_RBUTTONDOWN:
 562                 case WM_RBUTTONUP:
 563                 case WM_MBUTTONDOWN:
 564                 case WM_MBUTTONUP:
 565                 case WM_XBUTTONDOWN:   // backslash :: imouse explorer buttons
 566                 case WM_XBUTTONUP:      // backslash :: imouse explorer buttons
 567                 case WM_MOUSEMOVE:
 568                         temp = 0;
 569
 570                         if (wParam & MK_LBUTTON)
 571                                 temp |= 1;
 572
 573                         if (wParam & MK_RBUTTON)
 574                                 temp |= 2;
 575
 576                         if (wParam & MK_MBUTTON)
 577                                 temp |= 4;
 578
 579                         /* backslash :: imouse explorer buttons */
 580                         if (wParam & MK_XBUTTON1)
 581                                 temp |= 8;
 582
 583                         if (wParam & MK_XBUTTON2)
 584                                 temp |= 16;
 585                         /* :: backslash */
 586
 587                         // LordHavoc: lets hope this allows more buttons in the future...
 588                         if (wParam & MK_XBUTTON3)
 589                                 temp |= 32;
 590                         if (wParam & MK_XBUTTON4)
 591                                 temp |= 64;
 592                         if (wParam & MK_XBUTTON5)
 593                                 temp |= 128;
 594                         if (wParam & MK_XBUTTON6)
 595                                 temp |= 256;
 596                         if (wParam & MK_XBUTTON7)
 597                                 temp |= 512;
 598
 599                         IN_MouseEvent (temp);
 600
 601                         break;
 602
 603                 // JACK: This is the mouse wheel with the Intellimouse
 604                 // Its delta is either positive or neg, and we generate the proper
 605                 // Event.
 606                 case WM_MOUSEWHEEL:
 607                         if ((short) HIWORD(wParam) > 0) {
 608                                 Key_Event(K_MWHEELUP, 0, true);
 609                                 Key_Event(K_MWHEELUP, 0, false);
 610                         } else {
 611                                 Key_Event(K_MWHEELDOWN, 0, true);
 612                                 Key_Event(K_MWHEELDOWN, 0, false);
 613                         }
 614                         break;
 615
 616                 case WM_SIZE:
 617                         break;
 618
 619                 case WM_CLOSE:
 620                         if (MessageBox (mainwindow, "Are you sure you want to quit?", "Confirm Exit", MB_YESNO | MB_SETFOREGROUND | MB_ICONQUESTION) == IDYES)
 621                                 Sys_Quit ();
 622
 623                         break;
 624
 625                 case WM_ACTIVATE:
 626                         fActive = LOWORD(wParam);
 627                         fMinimized = (BOOL) HIWORD(wParam);
 628                         AppActivate(!(fActive == WA_INACTIVE), fMinimized);
 629
 630                 // fix the leftover Alt from any Alt-Tab or the like that switched us away
 631                         ClearAllStates ();
 632
 633                         break;
 634
 635                 //case WM_DESTROY:
 636                 //      PostQuitMessage (0);
 637                 //      break;
 638
 639                 case MM_MCINOTIFY:
 640                         lRet = CDAudio_MessageHandler (hWnd, uMsg, wParam, lParam);
 641                         break;
 642
 643                 default:
 644                         /* pass all unhandled messages to DefWindowProc */
 645                         lRet = DefWindowProc (hWnd, uMsg, wParam, lParam);
 646                 break;
 647         }
 648
 649         /* return 1 if handled message, 0 if not */
 650         return lRet;
 651 }
 652
 653 int VID_SetGamma(unsigned short *ramps)
 654 {
 655         HDC hdc = GetDC (NULL);
 656         int i = SetDeviceGammaRamp(hdc, ramps);
 657         ReleaseDC (NULL, hdc);
 658         return i; // return success or failure
 659 }
 660
 661 int VID_GetGamma(unsigned short *ramps)
 662 {
 663         HDC hdc = GetDC (NULL);
 664         int i = GetDeviceGammaRamp(hdc, ramps);
 665         ReleaseDC (NULL, hdc);
 666         return i; // return success or failure
 667 }
 668
 669 static HINSTANCE gldll;
 670
 671 int GL_OpenLibrary(const char *name)
 672 {
 673         Con_Printf("Loading OpenGL driver %s\n", name);
 674         GL_CloseLibrary();
 675         if (!(gldll = LoadLibrary(name)))
 676         {
 677                 Con_Printf("Unable to LoadLibrary %s\n", name);
 678                 return false;
 679         }
 680         strcpy(gl_driver, name);
 681         return true;
 682 }
 683
 684 void GL_CloseLibrary(void)
 685 {
 686         FreeLibrary(gldll);
 687         gldll = 0;
 688         gl_driver[0] = 0;
 689         qwglGetProcAddress = NULL;
 690         gl_extensions = "";
 691         gl_platform = "";
 692         gl_platformextensions = "";
 693 }
 694
 695 void *GL_GetProcAddress(const char *name)
 696 {
 697         void *p = NULL;
 698         if (qwglGetProcAddress != NULL)
 699                 p = (void *) qwglGetProcAddress(name);
 700         if (p == NULL)
 701                 p = (void *) GetProcAddress(gldll, name);
 702         return p;
 703 }
 704
 705 static void IN_Init(void);
 706 void VID_Init(void)
 707 {
 708         WNDCLASS wc;
 709
 710         InitCommonControls();
 711         hIcon = LoadIcon (global_hInstance, MAKEINTRESOURCE (IDI_ICON2));
 712
 713         // Register the frame class
 714         wc.style         = 0;
 715         wc.lpfnWndProc   = (WNDPROC)MainWndProc;
 716         wc.cbClsExtra    = 0;
 717         wc.cbWndExtra    = 0;
 718         wc.hInstance     = global_hInstance;
 719         wc.hIcon         = 0;
 720         wc.hCursor       = LoadCursor (NULL,IDC_ARROW);
 721         wc.hbrBackground = NULL;
 722         wc.lpszMenuName  = 0;
 723         wc.lpszClassName = "DarkPlacesWindowClass";
 724
 725         if (!RegisterClass (&wc))
 726                 Sys_Error("Couldn't register window class\n");
 727
 728         IN_Init();
 729 }
 730
 731 int VID_InitMode (int fullscreen, int width, int height, int bpp)
 732 {
 733         int i;
 734         HDC hdc;
 735         RECT rect;
 736         MSG msg;
 737         PIXELFORMATDESCRIPTOR pfd =
 738         {
 739                 sizeof(PIXELFORMATDESCRIPTOR),  // size of this pfd
 740                 1,                              // version number
 741                 PFD_DRAW_TO_WINDOW              // support window
 742                 |  PFD_SUPPORT_OPENGL   // support OpenGL
 743                 |  PFD_DOUBLEBUFFER ,   // double buffered
 744                 PFD_TYPE_RGBA,                  // RGBA type
 745                 24,                             // 24-bit color depth
 746                 0, 0, 0, 0, 0, 0,               // color bits ignored
 747                 0,                              // no alpha buffer
 748                 0,                              // shift bit ignored
 749                 0,                              // no accumulation buffer
 750                 0, 0, 0, 0,                     // accum bits ignored
 751                 32,                             // 32-bit z-buffer
 752                 0,                              // no stencil buffer
 753                 0,                              // no auxiliary buffer
 754                 PFD_MAIN_PLANE,                 // main layer
 755                 0,                              // reserved
 756                 0, 0, 0                         // layer masks ignored
 757         };
 758         int pixelformat;
 759         DWORD WindowStyle, ExWindowStyle;
 760         HGLRC baseRC;
 761         int CenterX, CenterY;
 762         const char *gldrivername;
 763
 764         if (vid_initialized)
 765                 Sys_Error("VID_InitMode called when video is already initialised\n");
 766
 767         // if stencil is enabled, ask for alpha too
 768         if (bpp >= 32)
 769         {
 770                 pfd.cStencilBits = 8;
 771                 pfd.cAlphaBits = 8;
 772         }
 773         else
 774         {
 775                 pfd.cStencilBits = 0;
 776                 pfd.cAlphaBits = 0;
 777         }
 778
 779         gldrivername = "opengl32.dll";
 780         i = COM_CheckParm("-gl_driver");
 781         if (i && i < com_argc - 1)
 782                 gldrivername = com_argv[i + 1];
 783         if (!GL_OpenLibrary(gldrivername))
 784         {
 785                 Con_Printf("Unable to load GL driver %s\n", gldrivername);
 786                 return false;
 787         }
 788
 789         memset(&gdevmode, 0, sizeof(gdevmode));
 790
 791         vid_isfullscreen = false;
 792         if (fullscreen)
 793         {
 794                 gdevmode.dmFields = DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT;
 795                 gdevmode.dmBitsPerPel = bpp;
 796                 gdevmode.dmPelsWidth = width;
 797                 gdevmode.dmPelsHeight = height;
 798                 gdevmode.dmSize = sizeof (gdevmode);
 799                 if (ChangeDisplaySettings (&gdevmode, CDS_FULLSCREEN) != DISP_CHANGE_SUCCESSFUL)
 800                 {
 801                         VID_Shutdown();
 802                         Con_Printf("Unable to change to requested mode %dx%dx%dbpp\n", width, height, bpp);
 803                         return false;
 804                 }
 805
 806                 vid_isfullscreen = true;
 807                 WindowStyle = WS_POPUP;
 808                 ExWindowStyle = WS_EX_TOPMOST;
 809         }
 810         else
 811         {
 812                 hdc = GetDC (NULL);
 813                 i = GetDeviceCaps(hdc, RASTERCAPS);
 814                 ReleaseDC (NULL, hdc);
 815                 if (i & RC_PALETTE)
 816                 {
 817                         VID_Shutdown();
 818                         Con_Printf ("Can't run in non-RGB mode\n");
 819                         return false;
 820                 }
 821
 822                 WindowStyle = WS_OVERLAPPED | WS_BORDER | WS_CAPTION | WS_SYSMENU | WS_MINIMIZEBOX;
 823                 ExWindowStyle = 0;
 824         }
 825
 826         rect.top = 0;
 827         rect.left = 0;
 828         rect.right = width;
 829         rect.bottom = height;
 830         AdjustWindowRectEx(&rect, WindowStyle, false, 0);
 831
 832         if (fullscreen)
 833         {
 834                 CenterX = 0;
 835                 CenterY = 0;
 836         }
 837         else
 838         {
 839                 CenterX = (GetSystemMetrics(SM_CXSCREEN) - (rect.right - rect.left)) / 2;
 840                 CenterY = (GetSystemMetrics(SM_CYSCREEN) - (rect.bottom - rect.top)) / 2;
 841         }
 842         CenterX = max(0, CenterX);
 843         CenterY = max(0, CenterY);
 844
 845         // x and y may be changed by WM_MOVE messages
 846         window_x = CenterX;
 847         window_y = CenterY;
 848         window_width = width;
 849         window_height = height;
 850         rect.left += CenterX;
 851         rect.right += CenterX;
 852         rect.top += CenterY;
 853         rect.bottom += CenterY;
 854
 855         mainwindow = CreateWindowEx (ExWindowStyle, "DarkPlacesWindowClass", gamename, WindowStyle, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top, NULL, NULL, global_hInstance, NULL);
 856         if (!mainwindow)
 857         {
 858                 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);
 859                 VID_Shutdown();
 860                 return false;
 861         }
 862
 863         /*
 864         if (!fullscreen)
 865                 SetWindowPos (mainwindow, NULL, CenterX, CenterY, 0, 0,SWP_NOSIZE | SWP_NOZORDER | SWP_SHOWWINDOW | SWP_DRAWFRAME);
 866         */
 867
 868         ShowWindow (mainwindow, SW_SHOWDEFAULT);
 869         UpdateWindow (mainwindow);
 870
 871         SendMessage (mainwindow, WM_SETICON, (WPARAM)true, (LPARAM)hIcon);
 872         SendMessage (mainwindow, WM_SETICON, (WPARAM)false, (LPARAM)hIcon);
 873
 874         VID_UpdateWindowStatus ();
 875
 876         // now we try to make sure we get the focus on the mode switch, because
 877         // sometimes in some systems we don't.  We grab the foreground, then
 878         // finish setting up, pump all our messages, and sleep for a little while
 879         // to let messages finish bouncing around the system, then we put
 880         // ourselves at the top of the z order, then grab the foreground again,
 881         // Who knows if it helps, but it probably doesn't hurt
 882         SetForegroundWindow (mainwindow);
 883
 884         while (PeekMessage (&msg, NULL, 0, 0, PM_REMOVE))
 885         {
 886                 TranslateMessage (&msg);
 887                 DispatchMessage (&msg);
 888         }
 889
 890         Sleep (100);
 891
 892         SetWindowPos (mainwindow, HWND_TOP, 0, 0, 0, 0, SWP_DRAWFRAME | SWP_NOMOVE | SWP_NOSIZE | SWP_SHOWWINDOW | SWP_NOCOPYBITS);
 893
 894         SetForegroundWindow (mainwindow);
 895
 896         // fix the leftover Alt from any Alt-Tab or the like that switched us away
 897         ClearAllStates ();
 898
 899         hdc = GetDC(mainwindow);
 900
 901         if ((pixelformat = ChoosePixelFormat(hdc, &pfd)) == 0)
 902         {
 903                 VID_Shutdown();
 904                 Con_Printf("ChoosePixelFormat(%d, %p) failed\n", hdc, &pfd);
 905                 return false;
 906         }
 907
 908         if (SetPixelFormat(hdc, pixelformat, &pfd) == false)
 909         {
 910                 VID_Shutdown();
 911                 Con_Printf("SetPixelFormat(%d, %d, %p) failed\n", hdc, pixelformat, &pfd);
 912                 return false;
 913         }
 914
 915         if (!GL_CheckExtension("wgl", wglfuncs, NULL, false))
 916         {
 917                 VID_Shutdown();
 918                 Con_Printf("wgl functions not found\n");
 919                 return false;
 920         }
 921
 922         baseRC = qwglCreateContext(hdc);
 923         if (!baseRC)
 924         {
 925                 VID_Shutdown();
 926                 Con_Printf("Could not initialize GL (wglCreateContext failed).\n\nMake sure you are in 65536 color mode, and try running -window.\n");
 927                 return false;
 928         }
 929         if (!qwglMakeCurrent(hdc, baseRC))
 930         {
 931                 VID_Shutdown();
 932                 Con_Printf("wglMakeCurrent(%d, %d) failed\n", hdc, baseRC);
 933                 return false;
 934         }
 935
 936         qglGetString = GL_GetProcAddress("glGetString");
 937         qwglGetExtensionsStringARB = GL_GetProcAddress("wglGetExtensionsStringARB");
 938         if (qglGetString == NULL)
 939         {
 940                 VID_Shutdown();
 941                 Con_Printf("glGetString not found\n");
 942                 return false;
 943         }
 944         gl_renderer = qglGetString(GL_RENDERER);
 945         gl_vendor = qglGetString(GL_VENDOR);
 946         gl_version = qglGetString(GL_VERSION);
 947         gl_extensions = qglGetString(GL_EXTENSIONS);
 948         gl_platform = "WGL";
 949         gl_platformextensions = "";
 950
 951         if (qwglGetExtensionsStringARB)
 952                 gl_platformextensions = qwglGetExtensionsStringARB(hdc);
 953
 954         gl_videosyncavailable = GL_CheckExtension("WGL_EXT_swap_control", wglswapintervalfuncs, NULL, false);
 955         ReleaseDC(mainwindow, hdc);
 956
 957         GL_Init ();
 958
 959         // LordHavoc: special differences for ATI (broken 8bit color when also using 32bit? weird!)
 960         if (strncasecmp(gl_vendor,"ATI",3)==0)
 961         {
 962                 if (strncasecmp(gl_renderer,"Rage Pro",8)==0)
 963                         isRagePro = true;
 964         }
 965         if (strncasecmp(gl_renderer,"Matrox G200 Direct3D",20)==0) // a D3D driver for GL? sigh...
 966                 isG200 = true;
 967
 968         //vid_menudrawfn = VID_MenuDraw;
 969         //vid_menukeyfn = VID_MenuKey;
 970         vid_hidden = false;
 971         vid_initialized = true;
 972
 973         IN_StartupMouse ();
 974         IN_StartupJoystick ();
 975
 976         return true;
 977 }
 978
 979 static void IN_Shutdown(void);
 980 void VID_Shutdown (void)
 981 {
 982         HGLRC hRC = 0;
 983         HDC hDC = 0;
 984
 985         if(vid_initialized == false)
 986                 return;
 987
 988         VID_RestoreSystemGamma();
 989
 990         vid_initialized = false;
 991         IN_Shutdown();
 992         if (qwglGetCurrentContext)
 993                 hRC = qwglGetCurrentContext();
 994         if (qwglGetCurrentDC)
 995                 hDC = qwglGetCurrentDC();
 996         if (qwglMakeCurrent)
 997                 qwglMakeCurrent(NULL, NULL);
 998         if (hRC && qwglDeleteContext)
 999                 qwglDeleteContext(hRC);
1000         // close the library before we get rid of the window
1001         GL_CloseLibrary();
1002         if (hDC && mainwindow)
1003                 ReleaseDC(mainwindow, hDC);
1004         AppActivate(false, false);
1005         if (mainwindow)
1006                 DestroyWindow(mainwindow);
1007         mainwindow = 0;
1008         if (vid_isfullscreen)
1009                 ChangeDisplaySettings (NULL, 0);
1010         vid_isfullscreen = false;
1011 }
1012
1013
1014 /*
1015 ===========
1016 IN_ShowMouse
1017 ===========
1018 */
1019 void IN_ShowMouse (void)
1020 {
1021         if (!mouseshowtoggle)
1022         {
1023                 ShowCursor (true);
1024                 mouseshowtoggle = 1;
1025         }
1026 }
1027
1028
1029 /*
1030 ===========
1031 IN_HideMouse
1032 ===========
1033 */
1034 void IN_HideMouse (void)
1035 {
1036         if (mouseshowtoggle)
1037         {
1038                 ShowCursor (false);
1039                 mouseshowtoggle = 0;
1040         }
1041 }
1042
1043
1044 /*
1045 ===========
1046 IN_ActivateMouse
1047 ===========
1048 */
1049 void IN_ActivateMouse (void)
1050 {
1051
1052         mouseactivatetoggle = true;
1053
1054         if (mouseinitialized)
1055         {
1056                 if (dinput)
1057                 {
1058                         if (g_pMouse)
1059                         {
1060                                 if (!dinput_acquired)
1061                                 {
1062                                         IDirectInputDevice_Acquire(g_pMouse);
1063                                         dinput_acquired = true;
1064                                 }
1065                         }
1066                         else
1067                         {
1068                                 return;
1069                         }
1070                 }
1071                 else
1072                 {
1073                         RECT window_rect;
1074                         window_rect.left = window_x;
1075                         window_rect.top = window_y;
1076                         window_rect.right = window_x + window_width;
1077                         window_rect.bottom = window_y + window_height;
1078
1079                         if (mouseparmsvalid)
1080                                 restore_spi = SystemParametersInfo (SPI_SETMOUSE, 0, newmouseparms, 0);
1081
1082                         SetCursorPos (window_center_x, window_center_y);
1083                         SetCapture (mainwindow);
1084                         ClipCursor (&window_rect);
1085                 }
1086
1087                 mouseactive = true;
1088         }
1089 }
1090
1091
1092 /*
1093 ===========
1094 IN_DeactivateMouse
1095 ===========
1096 */
1097 void IN_DeactivateMouse (void)
1098 {
1099
1100         mouseactivatetoggle = false;
1101
1102         if (mouseinitialized)
1103         {
1104                 if (dinput)
1105                 {
1106                         if (g_pMouse)
1107                         {
1108                                 if (dinput_acquired)
1109                                 {
1110                                         IDirectInputDevice_Unacquire(g_pMouse);
1111                                         dinput_acquired = false;
1112                                 }
1113                         }
1114                 }
1115                 else
1116                 {
1117                         if (restore_spi)
1118                                 SystemParametersInfo (SPI_SETMOUSE, 0, originalmouseparms, 0);
1119
1120                         ClipCursor (NULL);
1121                         ReleaseCapture ();
1122                 }
1123
1124                 mouseactive = false;
1125         }
1126 }
1127
1128
1129 /*
1130 ===========
1131 IN_InitDInput
1132 ===========
1133 */
1134 qboolean IN_InitDInput (void)
1135 {
1136     HRESULT             hr;
1137         DIPROPDWORD     dipdw = {
1138                 {
1139                         sizeof(DIPROPDWORD),        // diph.dwSize
1140                         sizeof(DIPROPHEADER),       // diph.dwHeaderSize
1141                         0,                          // diph.dwObj
1142                         DIPH_DEVICE,                // diph.dwHow
1143                 },
1144                 DINPUT_BUFFERSIZE,              // dwData
1145         };
1146
1147         if (!hInstDI)
1148         {
1149                 hInstDI = LoadLibrary("dinput.dll");
1150
1151                 if (hInstDI == NULL)
1152                 {
1153                         Con_SafePrintf ("Couldn't load dinput.dll\n");
1154                         return false;
1155                 }
1156         }
1157
1158         if (!pDirectInputCreate)
1159         {
1160                 pDirectInputCreate = (void *)GetProcAddress(hInstDI,"DirectInputCreateA");
1161
1162                 if (!pDirectInputCreate)
1163                 {
1164                         Con_SafePrintf ("Couldn't get DI proc addr\n");
1165                         return false;
1166                 }
1167         }
1168
1169 // register with DirectInput and get an IDirectInput to play with.
1170         hr = iDirectInputCreate(global_hInstance, DIRECTINPUT_VERSION, &g_pdi, NULL);
1171
1172         if (FAILED(hr))
1173         {
1174                 return false;
1175         }
1176
1177 // obtain an interface to the system mouse device.
1178         hr = IDirectInput_CreateDevice(g_pdi, &GUID_SysMouse, &g_pMouse, NULL);
1179
1180         if (FAILED(hr))
1181         {
1182                 Con_SafePrintf ("Couldn't open DI mouse device\n");
1183                 return false;
1184         }
1185
1186 // set the data format to "mouse format".
1187         hr = IDirectInputDevice_SetDataFormat(g_pMouse, &df);
1188
1189         if (FAILED(hr))
1190         {
1191                 Con_SafePrintf ("Couldn't set DI mouse format\n");
1192                 return false;
1193         }
1194
1195 // set the cooperativity level.
1196         hr = IDirectInputDevice_SetCooperativeLevel(g_pMouse, mainwindow,
1197                         DISCL_EXCLUSIVE | DISCL_FOREGROUND);
1198
1199         if (FAILED(hr))
1200         {
1201                 Con_SafePrintf ("Couldn't set DI coop level\n");
1202                 return false;
1203         }
1204
1205
1206 // set the buffer size to DINPUT_BUFFERSIZE elements.
1207 // the buffer size is a DWORD property associated with the device
1208         hr = IDirectInputDevice_SetProperty(g_pMouse, DIPROP_BUFFERSIZE, &dipdw.diph);
1209
1210         if (FAILED(hr))
1211         {
1212                 Con_SafePrintf ("Couldn't set DI buffersize\n");
1213                 return false;
1214         }
1215
1216         return true;
1217 }
1218
1219
1220 /*
1221 ===========
1222 IN_StartupMouse
1223 ===========
1224 */
1225 void IN_StartupMouse (void)
1226 {
1227         if (COM_CheckParm ("-nomouse") || COM_CheckParm("-safe"))
1228                 return;
1229
1230         mouseinitialized = true;
1231
1232         if (COM_CheckParm ("-dinput"))
1233         {
1234                 dinput = IN_InitDInput ();
1235
1236                 if (dinput)
1237                 {
1238                         Con_SafePrintf ("DirectInput initialized\n");
1239                 }
1240                 else
1241                 {
1242                         Con_SafePrintf ("DirectInput not initialized\n");
1243                 }
1244         }
1245
1246         if (!dinput)
1247         {
1248                 mouseparmsvalid = SystemParametersInfo (SPI_GETMOUSE, 0, originalmouseparms, 0);
1249
1250                 if (mouseparmsvalid)
1251                 {
1252                         if ( COM_CheckParm ("-noforcemspd") )
1253                                 newmouseparms[2] = originalmouseparms[2];
1254
1255                         if ( COM_CheckParm ("-noforcemaccel") )
1256                         {
1257                                 newmouseparms[0] = originalmouseparms[0];
1258                                 newmouseparms[1] = originalmouseparms[1];
1259                         }
1260
1261                         if ( COM_CheckParm ("-noforcemparms") )
1262                         {
1263                                 newmouseparms[0] = originalmouseparms[0];
1264                                 newmouseparms[1] = originalmouseparms[1];
1265                                 newmouseparms[2] = originalmouseparms[2];
1266                         }
1267                 }
1268         }
1269
1270         mouse_buttons = 10;
1271
1272 // if a fullscreen video mode was set before the mouse was initialized,
1273 // set the mouse state appropriately
1274         if (mouseactivatetoggle)
1275                 IN_ActivateMouse ();
1276 }
1277
1278
1279 /*
1280 ===========
1281 IN_MouseEvent
1282 ===========
1283 */
1284 void IN_MouseEvent (int mstate)
1285 {
1286         int     i;
1287
1288         if (mouseactive && !dinput)
1289         {
1290         // perform button actions
1291                 for (i=0 ; i<mouse_buttons ; i++)
1292                 {
1293                         if ( (mstate & (1<<i)) &&
1294                                 !(mouse_oldbuttonstate & (1<<i)) )
1295                         {
1296                                 Key_Event (K_MOUSE1 + i, 0, true);
1297                         }
1298
1299                         if ( !(mstate & (1<<i)) &&
1300                                 (mouse_oldbuttonstate & (1<<i)) )
1301                         {
1302                                 Key_Event (K_MOUSE1 + i, 0, false);
1303                         }
1304                 }
1305
1306                 mouse_oldbuttonstate = mstate;
1307         }
1308 }
1309
1310
1311 /*
1312 ===========
1313 IN_MouseMove
1314 ===========
1315 */
1316 void IN_MouseMove (usercmd_t *cmd)
1317 {
1318         int                                     i, mx, my;
1319         DIDEVICEOBJECTDATA      od;
1320         DWORD                           dwElements;
1321         HRESULT                         hr;
1322
1323         if (!mouseactive)
1324         {
1325                 GetCursorPos (&current_pos);
1326                 ui_mouseupdate(current_pos.x - window_x, current_pos.y - window_y);
1327                 in_mouse_x = in_mouse_y = 0;
1328                 return;
1329         }
1330
1331         if (dinput)
1332         {
1333                 mx = 0;
1334                 my = 0;
1335
1336                 for (;;)
1337                 {
1338                         dwElements = 1;
1339
1340                         hr = IDirectInputDevice_GetDeviceData(g_pMouse,
1341                                         sizeof(DIDEVICEOBJECTDATA), &od, &dwElements, 0);
1342
1343                         if ((hr == DIERR_INPUTLOST) || (hr == DIERR_NOTACQUIRED))
1344                         {
1345                                 dinput_acquired = true;
1346                                 IDirectInputDevice_Acquire(g_pMouse);
1347                                 break;
1348                         }
1349
1350                         /* Unable to read data or no data available */
1351                         if (FAILED(hr) || dwElements == 0)
1352                                 break;
1353
1354                         /* Look at the element to see what happened */
1355
1356                         switch (od.dwOfs)
1357                         {
1358                                 case DIMOFS_X:
1359                                         mx += od.dwData;
1360                                         break;
1361
1362                                 case DIMOFS_Y:
1363                                         my += od.dwData;
1364                                         break;
1365
1366                                 case DIMOFS_BUTTON0:
1367                                         if (od.dwData & 0x80)
1368                                                 mstate_di |= 1;
1369                                         else
1370                                                 mstate_di &= ~1;
1371                                         break;
1372
1373                                 case DIMOFS_BUTTON1:
1374                                         if (od.dwData & 0x80)
1375                                                 mstate_di |= (1<<1);
1376                                         else
1377                                                 mstate_di &= ~(1<<1);
1378                                         break;
1379
1380                                 case DIMOFS_BUTTON2:
1381                                         if (od.dwData & 0x80)
1382                                                 mstate_di |= (1<<2);
1383                                         else
1384                                                 mstate_di &= ~(1<<2);
1385                                         break;
1386                         }
1387                 }
1388
1389         // perform button actions
1390                 for (i=0 ; i<mouse_buttons ; i++)
1391                 {
1392                         if ( (mstate_di & (1<<i)) &&
1393                                 !(mouse_oldbuttonstate & (1<<i)) )
1394                         {
1395                                 Key_Event (K_MOUSE1 + i, 0, true);
1396                         }
1397
1398                         if ( !(mstate_di & (1<<i)) &&
1399                                 (mouse_oldbuttonstate & (1<<i)) )
1400                         {
1401                                 Key_Event (K_MOUSE1 + i, 0, false);
1402                         }
1403                 }
1404
1405                 mouse_oldbuttonstate = mstate_di;
1406         }
1407         else
1408         {
1409                 GetCursorPos (&current_pos);
1410                 mx = current_pos.x - window_center_x + mx_accum;
1411                 my = current_pos.y - window_center_y + my_accum;
1412                 mx_accum = 0;
1413                 my_accum = 0;
1414         }
1415
1416         IN_Mouse(cmd, mx, my);
1417
1418         // if the mouse has moved, force it to the center, so there's room to move
1419         if (!dinput && (mx || my))
1420                 SetCursorPos (window_center_x, window_center_y);
1421 }
1422
1423
1424 /*
1425 ===========
1426 IN_Move
1427 ===========
1428 */
1429 void IN_Move (usercmd_t *cmd)
1430 {
1431         if (vid_activewindow && !vid_hidden)
1432         {
1433                 IN_MouseMove (cmd);
1434                 IN_JoyMove (cmd);
1435         }
1436 }
1437
1438
1439 /*
1440 ===========
1441 IN_Accumulate
1442 ===========
1443 */
1444 void IN_Accumulate (void)
1445 {
1446         if (mouseactive)
1447         {
1448                 if (!dinput)
1449                 {
1450                         GetCursorPos (&current_pos);
1451
1452                         mx_accum += current_pos.x - window_center_x;
1453                         my_accum += current_pos.y - window_center_y;
1454
1455                 // force the mouse to the center, so there's room to move
1456                         SetCursorPos (window_center_x, window_center_y);
1457                 }
1458         }
1459 }
1460
1461
1462 /*
1463 ===================
1464 IN_ClearStates
1465 ===================
1466 */
1467 void IN_ClearStates (void)
1468 {
1469         if (mouseactive)
1470         {
1471                 mx_accum = 0;
1472                 my_accum = 0;
1473                 mouse_oldbuttonstate = 0;
1474         }
1475 }
1476
1477
1478 /*
1479 ===============
1480 IN_StartupJoystick
1481 ===============
1482 */
1483 void IN_StartupJoystick (void)
1484 {
1485         int                     numdevs;
1486         JOYCAPS         jc;
1487         MMRESULT        mmr;
1488         mmr = 0;
1489
1490         // assume no joystick
1491         joy_avail = false;
1492
1493         // abort startup if user requests no joystick
1494         if (COM_CheckParm ("-nojoy") || COM_CheckParm("-safe"))
1495                 return;
1496
1497         // verify joystick driver is present
1498         if ((numdevs = joyGetNumDevs ()) == 0)
1499         {
1500                 Con_Printf ("\njoystick not found -- driver not present\n\n");
1501                 return;
1502         }
1503
1504         // cycle through the joystick ids for the first valid one
1505         for (joy_id=0 ; joy_id<numdevs ; joy_id++)
1506         {
1507                 memset (&ji, 0, sizeof(ji));
1508                 ji.dwSize = sizeof(ji);
1509                 ji.dwFlags = JOY_RETURNCENTERED;
1510
1511                 if ((mmr = joyGetPosEx (joy_id, &ji)) == JOYERR_NOERROR)
1512                         break;
1513         }
1514
1515         // abort startup if we didn't find a valid joystick
1516         if (mmr != JOYERR_NOERROR)
1517         {
1518                 Con_Printf ("\njoystick not found -- no valid joysticks (%x)\n\n", mmr);
1519                 return;
1520         }
1521
1522         // get the capabilities of the selected joystick
1523         // abort startup if command fails
1524         memset (&jc, 0, sizeof(jc));
1525         if ((mmr = joyGetDevCaps (joy_id, &jc, sizeof(jc))) != JOYERR_NOERROR)
1526         {
1527                 Con_Printf ("\njoystick not found -- invalid joystick capabilities (%x)\n\n", mmr);
1528                 return;
1529         }
1530
1531         // save the joystick's number of buttons and POV status
1532         joy_numbuttons = jc.wNumButtons;
1533         joy_haspov = jc.wCaps & JOYCAPS_HASPOV;
1534
1535         // old button and POV states default to no buttons pressed
1536         joy_oldbuttonstate = joy_oldpovstate = 0;
1537
1538         // mark the joystick as available and advanced initialization not completed
1539         // this is needed as cvars are not available during initialization
1540
1541         joy_avail = true;
1542         joy_advancedinit = false;
1543
1544         Con_Printf ("\njoystick detected\n\n");
1545 }
1546
1547
1548 /*
1549 ===========
1550 RawValuePointer
1551 ===========
1552 */
1553 PDWORD RawValuePointer (int axis)
1554 {
1555         switch (axis)
1556         {
1557         case JOY_AXIS_X:
1558                 return &ji.dwXpos;
1559         case JOY_AXIS_Y:
1560                 return &ji.dwYpos;
1561         case JOY_AXIS_Z:
1562                 return &ji.dwZpos;
1563         case JOY_AXIS_R:
1564                 return &ji.dwRpos;
1565         case JOY_AXIS_U:
1566                 return &ji.dwUpos;
1567         case JOY_AXIS_V:
1568                 return &ji.dwVpos;
1569         }
1570         return NULL; // LordHavoc: hush compiler warning
1571 }
1572
1573
1574 /*
1575 ===========
1576 Joy_AdvancedUpdate_f
1577 ===========
1578 */
1579 void Joy_AdvancedUpdate_f (void)
1580 {
1581
1582         // called once by IN_ReadJoystick and by user whenever an update is needed
1583         // cvars are now available
1584         int     i;
1585         DWORD dwTemp;
1586
1587         // initialize all the maps
1588         for (i = 0; i < JOY_MAX_AXES; i++)
1589         {
1590                 dwAxisMap[i] = AxisNada;
1591                 dwControlMap[i] = JOY_ABSOLUTE_AXIS;
1592                 pdwRawValue[i] = RawValuePointer(i);
1593         }
1594
1595         if( joy_advanced.integer == 0)
1596         {
1597                 // default joystick initialization
1598                 // 2 axes only with joystick control
1599                 dwAxisMap[JOY_AXIS_X] = AxisTurn;
1600                 // dwControlMap[JOY_AXIS_X] = JOY_ABSOLUTE_AXIS;
1601                 dwAxisMap[JOY_AXIS_Y] = AxisForward;
1602                 // dwControlMap[JOY_AXIS_Y] = JOY_ABSOLUTE_AXIS;
1603         }
1604         else
1605         {
1606                 if (strcmp (joy_name.string, "joystick") != 0)
1607                 {
1608                         // notify user of advanced controller
1609                         Con_Printf ("\n%s configured\n\n", joy_name.string);
1610                 }
1611
1612                 // advanced initialization here
1613                 // data supplied by user via joy_axisn cvars
1614                 dwTemp = (DWORD) joy_advaxisx.value;
1615                 dwAxisMap[JOY_AXIS_X] = dwTemp & 0x0000000f;
1616                 dwControlMap[JOY_AXIS_X] = dwTemp & JOY_RELATIVE_AXIS;
1617                 dwTemp = (DWORD) joy_advaxisy.value;
1618                 dwAxisMap[JOY_AXIS_Y] = dwTemp & 0x0000000f;
1619                 dwControlMap[JOY_AXIS_Y] = dwTemp & JOY_RELATIVE_AXIS;
1620                 dwTemp = (DWORD) joy_advaxisz.value;
1621                 dwAxisMap[JOY_AXIS_Z] = dwTemp & 0x0000000f;
1622                 dwControlMap[JOY_AXIS_Z] = dwTemp & JOY_RELATIVE_AXIS;
1623                 dwTemp = (DWORD) joy_advaxisr.value;
1624                 dwAxisMap[JOY_AXIS_R] = dwTemp & 0x0000000f;
1625                 dwControlMap[JOY_AXIS_R] = dwTemp & JOY_RELATIVE_AXIS;
1626                 dwTemp = (DWORD) joy_advaxisu.value;
1627                 dwAxisMap[JOY_AXIS_U] = dwTemp & 0x0000000f;
1628                 dwControlMap[JOY_AXIS_U] = dwTemp & JOY_RELATIVE_AXIS;
1629                 dwTemp = (DWORD) joy_advaxisv.value;
1630                 dwAxisMap[JOY_AXIS_V] = dwTemp & 0x0000000f;
1631                 dwControlMap[JOY_AXIS_V] = dwTemp & JOY_RELATIVE_AXIS;
1632         }
1633
1634         // compute the axes to collect from DirectInput
1635         joy_flags = JOY_RETURNCENTERED | JOY_RETURNBUTTONS | JOY_RETURNPOV;
1636         for (i = 0; i < JOY_MAX_AXES; i++)
1637         {
1638                 if (dwAxisMap[i] != AxisNada)
1639                 {
1640                         joy_flags |= dwAxisFlags[i];
1641                 }
1642         }
1643 }
1644
1645 /*
1646 ===========
1647 IN_Commands
1648 ===========
1649 */
1650 void IN_Commands (void)
1651 {
1652         int             i, key_index;
1653         DWORD   buttonstate, povstate;
1654
1655         if (!joy_avail)
1656         {
1657                 return;
1658         }
1659
1660
1661         // loop through the joystick buttons
1662         // key a joystick event or auxillary event for higher number buttons for each state change
1663         buttonstate = ji.dwButtons;
1664         for (i=0 ; i < (int) joy_numbuttons ; i++)
1665         {
1666                 if ( (buttonstate & (1<<i)) && !(joy_oldbuttonstate & (1<<i)) )
1667                 {
1668                         key_index = (i < 4) ? K_JOY1 : K_AUX1;
1669                         Key_Event (key_index + i, 0, true);
1670                 }
1671
1672                 if ( !(buttonstate & (1<<i)) && (joy_oldbuttonstate & (1<<i)) )
1673                 {
1674                         key_index = (i < 4) ? K_JOY1 : K_AUX1;
1675                         Key_Event (key_index + i, 0, false);
1676                 }
1677         }
1678         joy_oldbuttonstate = buttonstate;
1679
1680         if (joy_haspov)
1681         {
1682                 // convert POV information into 4 bits of state information
1683                 // this avoids any potential problems related to moving from one
1684                 // direction to another without going through the center position
1685                 povstate = 0;
1686                 if(ji.dwPOV != JOY_POVCENTERED)
1687                 {
1688                         if (ji.dwPOV == JOY_POVFORWARD)
1689                                 povstate |= 0x01;
1690                         if (ji.dwPOV == JOY_POVRIGHT)
1691                                 povstate |= 0x02;
1692                         if (ji.dwPOV == JOY_POVBACKWARD)
1693                                 povstate |= 0x04;
1694                         if (ji.dwPOV == JOY_POVLEFT)
1695                                 povstate |= 0x08;
1696                 }
1697                 // determine which bits have changed and key an auxillary event for each change
1698                 for (i=0 ; i < 4 ; i++)
1699                 {
1700                         if ( (povstate & (1<<i)) && !(joy_oldpovstate & (1<<i)) )
1701                         {
1702                                 Key_Event (K_AUX29 + i, 0, true);
1703                         }
1704
1705                         if ( !(povstate & (1<<i)) && (joy_oldpovstate & (1<<i)) )
1706                         {
1707                                 Key_Event (K_AUX29 + i, 0, false);
1708                         }
1709                 }
1710                 joy_oldpovstate = povstate;
1711         }
1712 }
1713
1714
1715 /*
1716 ===============
1717 IN_ReadJoystick
1718 ===============
1719 */
1720 qboolean IN_ReadJoystick (void)
1721 {
1722
1723         memset (&ji, 0, sizeof(ji));
1724         ji.dwSize = sizeof(ji);
1725         ji.dwFlags = joy_flags;
1726
1727         if (joyGetPosEx (joy_id, &ji) == JOYERR_NOERROR)
1728         {
1729                 // this is a hack -- there is a bug in the Logitech WingMan Warrior DirectInput Driver
1730                 // rather than having 32768 be the zero point, they have the zero point at 32668
1731                 // go figure -- anyway, now we get the full resolution out of the device
1732                 if (joy_wwhack1.integer != 0.0)
1733                 {
1734                         ji.dwUpos += 100;
1735                 }
1736                 return true;
1737         }
1738         else
1739         {
1740                 // read error occurred
1741                 // turning off the joystick seems too harsh for 1 read error,
1742                 // but what should be done?
1743                 return false;
1744         }
1745 }
1746
1747
1748 /*
1749 ===========
1750 IN_JoyMove
1751 ===========
1752 */
1753 void IN_JoyMove (usercmd_t *cmd)
1754 {
1755         float   speed, aspeed;
1756         float   fAxisValue, fTemp;
1757         int             i, mouselook = (in_mlook.state & 1) || freelook.integer;
1758
1759         // complete initialization if first time in
1760         // this is needed as cvars are not available at initialization time
1761         if( joy_advancedinit != true )
1762         {
1763                 Joy_AdvancedUpdate_f();
1764                 joy_advancedinit = true;
1765         }
1766
1767         // verify joystick is available and that the user wants to use it
1768         if (!joy_avail || !in_joystick.integer)
1769         {
1770                 return;
1771         }
1772
1773         // collect the joystick data, if possible
1774         if (IN_ReadJoystick () != true)
1775         {
1776                 return;
1777         }
1778
1779         if (in_speed.state & 1)
1780                 speed = cl_movespeedkey.value;
1781         else
1782                 speed = 1;
1783         // LordHavoc: viewzoom affects sensitivity for sniping
1784         aspeed = speed * host_realframetime * cl.viewzoom;
1785
1786         // loop through the axes
1787         for (i = 0; i < JOY_MAX_AXES; i++)
1788         {
1789                 // get the floating point zero-centered, potentially-inverted data for the current axis
1790                 fAxisValue = (float) *pdwRawValue[i];
1791                 // move centerpoint to zero
1792                 fAxisValue -= 32768.0;
1793
1794                 if (joy_wwhack2.integer != 0.0)
1795                 {
1796                         if (dwAxisMap[i] == AxisTurn)
1797                         {
1798                                 // this is a special formula for the Logitech WingMan Warrior
1799                                 // y=ax^b; where a = 300 and b = 1.3
1800                                 // also x values are in increments of 800 (so this is factored out)
1801                                 // then bounds check result to level out excessively high spin rates
1802                                 fTemp = 300.0 * pow(abs(fAxisValue) / 800.0, 1.3);
1803                                 if (fTemp > 14000.0)
1804                                         fTemp = 14000.0;
1805                                 // restore direction information
1806                                 fAxisValue = (fAxisValue > 0.0) ? fTemp : -fTemp;
1807                         }
1808                 }
1809
1810                 // convert range from -32768..32767 to -1..1
1811                 fAxisValue /= 32768.0;
1812
1813                 switch (dwAxisMap[i])
1814                 {
1815                 case AxisForward:
1816                         if ((joy_advanced.integer == 0) && mouselook)
1817                         {
1818                                 // user wants forward control to become look control
1819                                 if (fabs(fAxisValue) > joy_pitchthreshold.value)
1820                                 {
1821                                         // if mouse invert is on, invert the joystick pitch value
1822                                         // only absolute control support here (joy_advanced is false)
1823                                         if (m_pitch.value < 0.0)
1824                                         {
1825                                                 cl.viewangles[PITCH] -= (fAxisValue * joy_pitchsensitivity.value) * aspeed * cl_pitchspeed.value;
1826                                         }
1827                                         else
1828                                         {
1829                                                 cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity.value) * aspeed * cl_pitchspeed.value;
1830                                         }
1831                                         V_StopPitchDrift();
1832                                 }
1833                                 else
1834                                 {
1835                                         // no pitch movement
1836                                         // disable pitch return-to-center unless requested by user
1837                                         // *** this code can be removed when the lookspring bug is fixed
1838                                         // *** the bug always has the lookspring feature on
1839                                         if(lookspring.value == 0.0)
1840                                                 V_StopPitchDrift();
1841                                 }
1842                         }
1843                         else
1844                         {
1845                                 // user wants forward control to be forward control
1846                                 if (fabs(fAxisValue) > joy_forwardthreshold.value)
1847                                 {
1848                                         cmd->forwardmove += (fAxisValue * joy_forwardsensitivity.value) * speed * cl_forwardspeed.value;
1849                                 }
1850                         }
1851                         break;
1852
1853                 case AxisSide:
1854                         if (fabs(fAxisValue) > joy_sidethreshold.value)
1855                         {
1856                                 cmd->sidemove += (fAxisValue * joy_sidesensitivity.value) * speed * cl_sidespeed.value;
1857                         }
1858                         break;
1859
1860                 case AxisTurn:
1861                         if ((in_strafe.state & 1) || (lookstrafe.integer && mouselook))
1862                         {
1863                                 // user wants turn control to become side control
1864                                 if (fabs(fAxisValue) > joy_sidethreshold.value)
1865                                 {
1866                                         cmd->sidemove -= (fAxisValue * joy_sidesensitivity.value) * speed * cl_sidespeed.value;
1867                                 }
1868                         }
1869                         else
1870                         {
1871                                 // user wants turn control to be turn control
1872                                 if (fabs(fAxisValue) > joy_yawthreshold.value)
1873                                 {
1874                                         if(dwControlMap[i] == JOY_ABSOLUTE_AXIS)
1875                                         {
1876                                                 cl.viewangles[YAW] += (fAxisValue * joy_yawsensitivity.value) * aspeed * cl_yawspeed.value;
1877                                         }
1878                                         else
1879                                         {
1880                                                 cl.viewangles[YAW] += (fAxisValue * joy_yawsensitivity.value) * speed * 180.0;
1881                                         }
1882
1883                                 }
1884                         }
1885                         break;
1886
1887                 case AxisLook:
1888                         if (mouselook)
1889                         {
1890                                 if (fabs(fAxisValue) > joy_pitchthreshold.value)
1891                                 {
1892                                         // pitch movement detected and pitch movement desired by user
1893                                         if(dwControlMap[i] == JOY_ABSOLUTE_AXIS)
1894                                         {
1895                                                 cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity.value) * aspeed * cl_pitchspeed.value;
1896                                         }
1897                                         else
1898                                         {
1899                                                 cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity.value) * speed * 180.0;
1900                                         }
1901                                         V_StopPitchDrift();
1902                                 }
1903                                 else
1904                                 {
1905                                         // no pitch movement
1906                                         // disable pitch return-to-center unless requested by user
1907                                         // *** this code can be removed when the lookspring bug is fixed
1908                                         // *** the bug always has the lookspring feature on
1909                                         if(lookspring.integer == 0)
1910                                                 V_StopPitchDrift();
1911                                 }
1912                         }
1913                         break;
1914
1915                 default:
1916                         break;
1917                 }
1918         }
1919 }
1920
1921 static void IN_Init(void)
1922 {
1923         uiWheelMessage = RegisterWindowMessage ( "MSWHEEL_ROLLMSG" );
1924
1925         // joystick variables
1926         Cvar_RegisterVariable (&in_joystick);
1927         Cvar_RegisterVariable (&joy_name);
1928         Cvar_RegisterVariable (&joy_advanced);
1929         Cvar_RegisterVariable (&joy_advaxisx);
1930         Cvar_RegisterVariable (&joy_advaxisy);
1931         Cvar_RegisterVariable (&joy_advaxisz);
1932         Cvar_RegisterVariable (&joy_advaxisr);
1933         Cvar_RegisterVariable (&joy_advaxisu);
1934         Cvar_RegisterVariable (&joy_advaxisv);
1935         Cvar_RegisterVariable (&joy_forwardthreshold);
1936         Cvar_RegisterVariable (&joy_sidethreshold);
1937         Cvar_RegisterVariable (&joy_pitchthreshold);
1938         Cvar_RegisterVariable (&joy_yawthreshold);
1939         Cvar_RegisterVariable (&joy_forwardsensitivity);
1940         Cvar_RegisterVariable (&joy_sidesensitivity);
1941         Cvar_RegisterVariable (&joy_pitchsensitivity);
1942         Cvar_RegisterVariable (&joy_yawsensitivity);
1943         Cvar_RegisterVariable (&joy_wwhack1);
1944         Cvar_RegisterVariable (&joy_wwhack2);
1945         Cmd_AddCommand ("joyadvancedupdate", Joy_AdvancedUpdate_f);
1946 }
1947
1948 static void IN_Shutdown(void)
1949 {
1950         IN_DeactivateMouse ();
1951         IN_ShowMouse ();
1952
1953         if (g_pMouse)
1954                 IDirectInputDevice_Release(g_pMouse);
1955         g_pMouse = NULL;
1956
1957         if (g_pdi)
1958                 IDirectInput_Release(g_pdi);
1959         g_pdi = NULL;
1960 }