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         Key_ClearStates ();
 435         IN_ClearStates ();
 436 }
 437
 438 extern qboolean host_loopactive;
 439
 440 void AppActivate(BOOL fActive, BOOL minimize)
 441 /****************************************************************************
 442 *
 443 * Function:     AppActivate
 444 * Parameters:   fActive - True if app is activating
 445 *
 446 * Description:  If the application is activating, then swap the system
 447 *               into SYSPAL_NOSTATIC mode so that our palettes will display
 448 *               correctly.
 449 *
 450 ****************************************************************************/
 451 {
 452         static BOOL     sound_active;
 453
 454         vid_activewindow = fActive;
 455         vid_hidden = minimize;
 456
 457 // enable/disable sound on focus gain/loss
 458         if (!vid_activewindow && sound_active)
 459         {
 460                 S_BlockSound ();
 461                 sound_active = false;
 462         }
 463         else if (vid_activewindow && !sound_active)
 464         {
 465                 S_UnblockSound ();
 466                 sound_active = true;
 467         }
 468
 469         if (fActive)
 470         {
 471                 vid_allowhwgamma = true;
 472                 if (vid_isfullscreen)
 473                 {
 474                         if (vid_wassuspended)
 475                         {
 476                                 vid_wassuspended = false;
 477                                 ChangeDisplaySettings (&gdevmode, CDS_FULLSCREEN);
 478                                 ShowWindow(mainwindow, SW_SHOWNORMAL);
 479                         }
 480
 481                         // LordHavoc: from dabb, fix for alt-tab bug in NVidia drivers
 482                         MoveWindow(mainwindow,0,0,gdevmode.dmPelsWidth,gdevmode.dmPelsHeight,false);
 483                 }
 484         }
 485
 486         if (!fActive)
 487         {
 488                 vid_allowhwgamma = false;
 489                 vid_usingmouse = false;
 490                 IN_DeactivateMouse ();
 491                 IN_ShowMouse ();
 492                 if (vid_isfullscreen)
 493                 {
 494                         ChangeDisplaySettings (NULL, 0);
 495                         vid_wassuspended = true;
 496                 }
 497                 VID_RestoreSystemGamma();
 498         }
 499 }
 500
 501 LONG CDAudio_MessageHandler(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
 502
 503 /* main window procedure */
 504 LONG WINAPI MainWndProc (HWND hWnd, UINT uMsg, WPARAM  wParam, LPARAM lParam)
 505 {
 506         LONG    lRet = 1;
 507         int             fActive, fMinimized, temp;
 508         char    state[256];
 509         short   ascchar;
 510         int             vkey;
 511         qboolean down = false;
 512
 513         extern unsigned int uiWheelMessage;
 514
 515         if ( uMsg == uiWheelMessage )
 516                 uMsg = WM_MOUSEWHEEL;
 517
 518         switch (uMsg)
 519         {
 520                 case WM_KILLFOCUS:
 521                         if (vid_isfullscreen)
 522                                 ShowWindow(mainwindow, SW_SHOWMINNOACTIVE);
 523                         break;
 524
 525                 case WM_CREATE:
 526                         break;
 527
 528                 case WM_MOVE:
 529                         window_x = (int) LOWORD(lParam);
 530                         window_y = (int) HIWORD(lParam);
 531                         VID_UpdateWindowStatus ();
 532                         break;
 533
 534                 case WM_KEYDOWN:
 535                 case WM_SYSKEYDOWN:
 536                         down = true;
 537                 case WM_KEYUP:
 538                 case WM_SYSKEYUP:
 539                         vkey = MapKey(lParam, wParam);
 540                         GetKeyboardState (state);
 541                         ToAscii (wParam, vkey, state, &ascchar, 0);
 542                         Key_Event (vkey, (char)(ascchar & 0xFF), down);
 543                         break;
 544
 545                 case WM_SYSCHAR:
 546                 // keep Alt-Space from happening
 547                         break;
 548
 549         // this is complicated because Win32 seems to pack multiple mouse events into
 550         // one update sometimes, so we always check all states and look for events
 551                 case WM_LBUTTONDOWN:
 552                 case WM_LBUTTONUP:
 553                 case WM_RBUTTONDOWN:
 554                 case WM_RBUTTONUP:
 555                 case WM_MBUTTONDOWN:
 556                 case WM_MBUTTONUP:
 557                 case WM_XBUTTONDOWN:   // backslash :: imouse explorer buttons
 558                 case WM_XBUTTONUP:      // backslash :: imouse explorer buttons
 559                 case WM_MOUSEMOVE:
 560                         temp = 0;
 561
 562                         if (wParam & MK_LBUTTON)
 563                                 temp |= 1;
 564
 565                         if (wParam & MK_RBUTTON)
 566                                 temp |= 2;
 567
 568                         if (wParam & MK_MBUTTON)
 569                                 temp |= 4;
 570
 571                         /* backslash :: imouse explorer buttons */
 572                         if (wParam & MK_XBUTTON1)
 573                                 temp |= 8;
 574
 575                         if (wParam & MK_XBUTTON2)
 576                                 temp |= 16;
 577                         /* :: backslash */
 578
 579                         // LordHavoc: lets hope this allows more buttons in the future...
 580                         if (wParam & MK_XBUTTON3)
 581                                 temp |= 32;
 582                         if (wParam & MK_XBUTTON4)
 583                                 temp |= 64;
 584                         if (wParam & MK_XBUTTON5)
 585                                 temp |= 128;
 586                         if (wParam & MK_XBUTTON6)
 587                                 temp |= 256;
 588                         if (wParam & MK_XBUTTON7)
 589                                 temp |= 512;
 590
 591                         IN_MouseEvent (temp);
 592
 593                         break;
 594
 595                 // JACK: This is the mouse wheel with the Intellimouse
 596                 // Its delta is either positive or neg, and we generate the proper
 597                 // Event.
 598                 case WM_MOUSEWHEEL:
 599                         if ((short) HIWORD(wParam) > 0) {
 600                                 Key_Event(K_MWHEELUP, 0, true);
 601                                 Key_Event(K_MWHEELUP, 0, false);
 602                         } else {
 603                                 Key_Event(K_MWHEELDOWN, 0, true);
 604                                 Key_Event(K_MWHEELDOWN, 0, false);
 605                         }
 606                         break;
 607
 608                 case WM_SIZE:
 609                         break;
 610
 611                 case WM_CLOSE:
 612                         if (MessageBox (mainwindow, "Are you sure you want to quit?", "Confirm Exit", MB_YESNO | MB_SETFOREGROUND | MB_ICONQUESTION) == IDYES)
 613                                 Sys_Quit ();
 614
 615                         break;
 616
 617                 case WM_ACTIVATE:
 618                         fActive = LOWORD(wParam);
 619                         fMinimized = (BOOL) HIWORD(wParam);
 620                         AppActivate(!(fActive == WA_INACTIVE), fMinimized);
 621
 622                 // fix the leftover Alt from any Alt-Tab or the like that switched us away
 623                         ClearAllStates ();
 624
 625                         break;
 626
 627                 //case WM_DESTROY:
 628                 //      PostQuitMessage (0);
 629                 //      break;
 630
 631                 case MM_MCINOTIFY:
 632                         lRet = CDAudio_MessageHandler (hWnd, uMsg, wParam, lParam);
 633                         break;
 634
 635                 default:
 636                         /* pass all unhandled messages to DefWindowProc */
 637                         lRet = DefWindowProc (hWnd, uMsg, wParam, lParam);
 638                 break;
 639         }
 640
 641         /* return 1 if handled message, 0 if not */
 642         return lRet;
 643 }
 644
 645 int VID_SetGamma(unsigned short *ramps)
 646 {
 647         HDC hdc = GetDC (NULL);
 648         int i = SetDeviceGammaRamp(hdc, ramps);
 649         ReleaseDC (NULL, hdc);
 650         return i; // return success or failure
 651 }
 652
 653 int VID_GetGamma(unsigned short *ramps)
 654 {
 655         HDC hdc = GetDC (NULL);
 656         int i = GetDeviceGammaRamp(hdc, ramps);
 657         ReleaseDC (NULL, hdc);
 658         return i; // return success or failure
 659 }
 660
 661 static HINSTANCE gldll;
 662
 663 int GL_OpenLibrary(const char *name)
 664 {
 665         Con_Printf("Loading OpenGL driver %s\n", name);
 666         GL_CloseLibrary();
 667         if (!(gldll = LoadLibrary(name)))
 668         {
 669                 Con_Printf("Unable to LoadLibrary %s\n", name);
 670                 return false;
 671         }
 672         strcpy(gl_driver, name);
 673         return true;
 674 }
 675
 676 void GL_CloseLibrary(void)
 677 {
 678         FreeLibrary(gldll);
 679         gldll = 0;
 680         gl_driver[0] = 0;
 681         qwglGetProcAddress = NULL;
 682         gl_extensions = "";
 683         gl_platform = "";
 684         gl_platformextensions = "";
 685 }
 686
 687 void *GL_GetProcAddress(const char *name)
 688 {
 689         void *p = NULL;
 690         if (qwglGetProcAddress != NULL)
 691                 p = (void *) qwglGetProcAddress(name);
 692         if (p == NULL)
 693                 p = (void *) GetProcAddress(gldll, name);
 694         return p;
 695 }
 696
 697 static void IN_Init(void);
 698 void VID_Init(void)
 699 {
 700         WNDCLASS wc;
 701
 702         InitCommonControls();
 703         hIcon = LoadIcon (global_hInstance, MAKEINTRESOURCE (IDI_ICON2));
 704
 705         // Register the frame class
 706         wc.style         = 0;
 707         wc.lpfnWndProc   = (WNDPROC)MainWndProc;
 708         wc.cbClsExtra    = 0;
 709         wc.cbWndExtra    = 0;
 710         wc.hInstance     = global_hInstance;
 711         wc.hIcon         = 0;
 712         wc.hCursor       = LoadCursor (NULL,IDC_ARROW);
 713         wc.hbrBackground = NULL;
 714         wc.lpszMenuName  = 0;
 715         wc.lpszClassName = "DarkPlacesWindowClass";
 716
 717         if (!RegisterClass (&wc))
 718                 Sys_Error("Couldn't register window class\n");
 719
 720         IN_Init();
 721 }
 722
 723 int VID_InitMode (int fullscreen, int width, int height, int bpp)
 724 {
 725         int i;
 726         HDC hdc;
 727         RECT rect;
 728         MSG msg;
 729         PIXELFORMATDESCRIPTOR pfd =
 730         {
 731                 sizeof(PIXELFORMATDESCRIPTOR),  // size of this pfd
 732                 1,                              // version number
 733                 PFD_DRAW_TO_WINDOW              // support window
 734                 |  PFD_SUPPORT_OPENGL   // support OpenGL
 735                 |  PFD_DOUBLEBUFFER ,   // double buffered
 736                 PFD_TYPE_RGBA,                  // RGBA type
 737                 24,                             // 24-bit color depth
 738                 0, 0, 0, 0, 0, 0,               // color bits ignored
 739                 0,                              // no alpha buffer
 740                 0,                              // shift bit ignored
 741                 0,                              // no accumulation buffer
 742                 0, 0, 0, 0,                     // accum bits ignored
 743                 32,                             // 32-bit z-buffer
 744                 0,                              // no stencil buffer
 745                 0,                              // no auxiliary buffer
 746                 PFD_MAIN_PLANE,                 // main layer
 747                 0,                              // reserved
 748                 0, 0, 0                         // layer masks ignored
 749         };
 750         int pixelformat;
 751         DWORD WindowStyle, ExWindowStyle;
 752         HGLRC baseRC;
 753         int CenterX, CenterY;
 754         const char *gldrivername;
 755
 756         if (vid_initialized)
 757                 Sys_Error("VID_InitMode called when video is already initialised\n");
 758
 759         // if stencil is enabled, ask for alpha too
 760         if (bpp >= 32)
 761         {
 762                 pfd.cStencilBits = 8;
 763                 pfd.cAlphaBits = 8;
 764         }
 765         else
 766         {
 767                 pfd.cStencilBits = 0;
 768                 pfd.cAlphaBits = 0;
 769         }
 770
 771         gldrivername = "opengl32.dll";
 772         i = COM_CheckParm("-gl_driver");
 773         if (i && i < com_argc - 1)
 774                 gldrivername = com_argv[i + 1];
 775         if (!GL_OpenLibrary(gldrivername))
 776         {
 777                 Con_Printf("Unable to load GL driver %s\n", gldrivername);
 778                 return false;
 779         }
 780
 781         memset(&gdevmode, 0, sizeof(gdevmode));
 782
 783         vid_isfullscreen = false;
 784         if (fullscreen)
 785         {
 786                 gdevmode.dmFields = DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT;
 787                 gdevmode.dmBitsPerPel = bpp;
 788                 gdevmode.dmPelsWidth = width;
 789                 gdevmode.dmPelsHeight = height;
 790                 gdevmode.dmSize = sizeof (gdevmode);
 791                 if (ChangeDisplaySettings (&gdevmode, CDS_FULLSCREEN) != DISP_CHANGE_SUCCESSFUL)
 792                 {
 793                         VID_Shutdown();
 794                         Con_Printf("Unable to change to requested mode %dx%dx%dbpp\n", width, height, bpp);
 795                         return false;
 796                 }
 797
 798                 vid_isfullscreen = true;
 799                 WindowStyle = WS_POPUP;
 800                 ExWindowStyle = WS_EX_TOPMOST;
 801         }
 802         else
 803         {
 804                 hdc = GetDC (NULL);
 805                 i = GetDeviceCaps(hdc, RASTERCAPS);
 806                 ReleaseDC (NULL, hdc);
 807                 if (i & RC_PALETTE)
 808                 {
 809                         VID_Shutdown();
 810                         Con_Printf ("Can't run in non-RGB mode\n");
 811                         return false;
 812                 }
 813
 814                 WindowStyle = WS_OVERLAPPED | WS_BORDER | WS_CAPTION | WS_SYSMENU | WS_MINIMIZEBOX;
 815                 ExWindowStyle = 0;
 816         }
 817
 818         rect.top = 0;
 819         rect.left = 0;
 820         rect.right = width;
 821         rect.bottom = height;
 822         AdjustWindowRectEx(&rect, WindowStyle, false, 0);
 823
 824         if (fullscreen)
 825         {
 826                 CenterX = 0;
 827                 CenterY = 0;
 828         }
 829         else
 830         {
 831                 CenterX = (GetSystemMetrics(SM_CXSCREEN) - (rect.right - rect.left)) / 2;
 832                 CenterY = (GetSystemMetrics(SM_CYSCREEN) - (rect.bottom - rect.top)) / 2;
 833         }
 834         CenterX = max(0, CenterX);
 835         CenterY = max(0, CenterY);
 836
 837         // x and y may be changed by WM_MOVE messages
 838         window_x = CenterX;
 839         window_y = CenterY;
 840         window_width = width;
 841         window_height = height;
 842         rect.left += CenterX;
 843         rect.right += CenterX;
 844         rect.top += CenterY;
 845         rect.bottom += CenterY;
 846
 847         mainwindow = CreateWindowEx (ExWindowStyle, "DarkPlacesWindowClass", gamename, WindowStyle, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top, NULL, NULL, global_hInstance, NULL);
 848         if (!mainwindow)
 849         {
 850                 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);
 851                 VID_Shutdown();
 852                 return false;
 853         }
 854
 855         /*
 856         if (!fullscreen)
 857                 SetWindowPos (mainwindow, NULL, CenterX, CenterY, 0, 0,SWP_NOSIZE | SWP_NOZORDER | SWP_SHOWWINDOW | SWP_DRAWFRAME);
 858         */
 859
 860         ShowWindow (mainwindow, SW_SHOWDEFAULT);
 861         UpdateWindow (mainwindow);
 862
 863         SendMessage (mainwindow, WM_SETICON, (WPARAM)true, (LPARAM)hIcon);
 864         SendMessage (mainwindow, WM_SETICON, (WPARAM)false, (LPARAM)hIcon);
 865
 866         VID_UpdateWindowStatus ();
 867
 868         // now we try to make sure we get the focus on the mode switch, because
 869         // sometimes in some systems we don't.  We grab the foreground, then
 870         // finish setting up, pump all our messages, and sleep for a little while
 871         // to let messages finish bouncing around the system, then we put
 872         // ourselves at the top of the z order, then grab the foreground again,
 873         // Who knows if it helps, but it probably doesn't hurt
 874         SetForegroundWindow (mainwindow);
 875
 876         while (PeekMessage (&msg, NULL, 0, 0, PM_REMOVE))
 877         {
 878                 TranslateMessage (&msg);
 879                 DispatchMessage (&msg);
 880         }
 881
 882         Sleep (100);
 883
 884         SetWindowPos (mainwindow, HWND_TOP, 0, 0, 0, 0, SWP_DRAWFRAME | SWP_NOMOVE | SWP_NOSIZE | SWP_SHOWWINDOW | SWP_NOCOPYBITS);
 885
 886         SetForegroundWindow (mainwindow);
 887
 888         // fix the leftover Alt from any Alt-Tab or the like that switched us away
 889         ClearAllStates ();
 890
 891         hdc = GetDC(mainwindow);
 892
 893         if ((pixelformat = ChoosePixelFormat(hdc, &pfd)) == 0)
 894         {
 895                 VID_Shutdown();
 896                 Con_Printf("ChoosePixelFormat(%d, %p) failed\n", hdc, &pfd);
 897                 return false;
 898         }
 899
 900         if (SetPixelFormat(hdc, pixelformat, &pfd) == false)
 901         {
 902                 VID_Shutdown();
 903                 Con_Printf("SetPixelFormat(%d, %d, %p) failed\n", hdc, pixelformat, &pfd);
 904                 return false;
 905         }
 906
 907         if (!GL_CheckExtension("wgl", wglfuncs, NULL, false))
 908         {
 909                 VID_Shutdown();
 910                 Con_Printf("wgl functions not found\n");
 911                 return false;
 912         }
 913
 914         baseRC = qwglCreateContext(hdc);
 915         if (!baseRC)
 916         {
 917                 VID_Shutdown();
 918                 Con_Printf("Could not initialize GL (wglCreateContext failed).\n\nMake sure you are in 65536 color mode, and try running -window.\n");
 919                 return false;
 920         }
 921         if (!qwglMakeCurrent(hdc, baseRC))
 922         {
 923                 VID_Shutdown();
 924                 Con_Printf("wglMakeCurrent(%d, %d) failed\n", hdc, baseRC);
 925                 return false;
 926         }
 927
 928         qglGetString = GL_GetProcAddress("glGetString");
 929         qwglGetExtensionsStringARB = GL_GetProcAddress("wglGetExtensionsStringARB");
 930         if (qglGetString == NULL)
 931         {
 932                 VID_Shutdown();
 933                 Con_Printf("glGetString not found\n");
 934                 return false;
 935         }
 936         gl_renderer = qglGetString(GL_RENDERER);
 937         gl_vendor = qglGetString(GL_VENDOR);
 938         gl_version = qglGetString(GL_VERSION);
 939         gl_extensions = qglGetString(GL_EXTENSIONS);
 940         gl_platform = "WGL";
 941         gl_platformextensions = "";
 942
 943         if (qwglGetExtensionsStringARB)
 944                 gl_platformextensions = qwglGetExtensionsStringARB(hdc);
 945
 946         gl_videosyncavailable = GL_CheckExtension("WGL_EXT_swap_control", wglswapintervalfuncs, NULL, false);
 947         ReleaseDC(mainwindow, hdc);
 948
 949         GL_Init ();
 950
 951         // LordHavoc: special differences for ATI (broken 8bit color when also using 32bit? weird!)
 952         if (strncasecmp(gl_vendor,"ATI",3)==0)
 953         {
 954                 if (strncasecmp(gl_renderer,"Rage Pro",8)==0)
 955                         isRagePro = true;
 956         }
 957         if (strncasecmp(gl_renderer,"Matrox G200 Direct3D",20)==0) // a D3D driver for GL? sigh...
 958                 isG200 = true;
 959
 960         //vid_menudrawfn = VID_MenuDraw;
 961         //vid_menukeyfn = VID_MenuKey;
 962         vid_hidden = false;
 963         vid_initialized = true;
 964
 965         IN_StartupMouse ();
 966         IN_StartupJoystick ();
 967
 968         return true;
 969 }
 970
 971 static void IN_Shutdown(void);
 972 void VID_Shutdown (void)
 973 {
 974         HGLRC hRC = 0;
 975         HDC hDC = 0;
 976
 977         if(vid_initialized == false)
 978                 return;
 979
 980         VID_RestoreSystemGamma();
 981
 982         vid_initialized = false;
 983         IN_Shutdown();
 984         if (qwglGetCurrentContext)
 985                 hRC = qwglGetCurrentContext();
 986         if (qwglGetCurrentDC)
 987                 hDC = qwglGetCurrentDC();
 988         if (qwglMakeCurrent)
 989                 qwglMakeCurrent(NULL, NULL);
 990         if (hRC && qwglDeleteContext)
 991                 qwglDeleteContext(hRC);
 992         // close the library before we get rid of the window
 993         GL_CloseLibrary();
 994         if (hDC && mainwindow)
 995                 ReleaseDC(mainwindow, hDC);
 996         AppActivate(false, false);
 997         if (mainwindow)
 998                 DestroyWindow(mainwindow);
 999         mainwindow = 0;
1000         if (vid_isfullscreen)
1001                 ChangeDisplaySettings (NULL, 0);
1002         vid_isfullscreen = false;
1003 }
1004
1005
1006 /*
1007 ===========
1008 IN_ShowMouse
1009 ===========
1010 */
1011 void IN_ShowMouse (void)
1012 {
1013         if (!mouseshowtoggle)
1014         {
1015                 ShowCursor (true);
1016                 mouseshowtoggle = 1;
1017         }
1018 }
1019
1020
1021 /*
1022 ===========
1023 IN_HideMouse
1024 ===========
1025 */
1026 void IN_HideMouse (void)
1027 {
1028         if (mouseshowtoggle)
1029         {
1030                 ShowCursor (false);
1031                 mouseshowtoggle = 0;
1032         }
1033 }
1034
1035
1036 /*
1037 ===========
1038 IN_ActivateMouse
1039 ===========
1040 */
1041 void IN_ActivateMouse (void)
1042 {
1043
1044         mouseactivatetoggle = true;
1045
1046         if (mouseinitialized)
1047         {
1048                 if (dinput)
1049                 {
1050                         if (g_pMouse)
1051                         {
1052                                 if (!dinput_acquired)
1053                                 {
1054                                         IDirectInputDevice_Acquire(g_pMouse);
1055                                         dinput_acquired = true;
1056                                 }
1057                         }
1058                         else
1059                         {
1060                                 return;
1061                         }
1062                 }
1063                 else
1064                 {
1065                         RECT window_rect;
1066                         window_rect.left = window_x;
1067                         window_rect.top = window_y;
1068                         window_rect.right = window_x + window_width;
1069                         window_rect.bottom = window_y + window_height;
1070
1071                         if (mouseparmsvalid)
1072                                 restore_spi = SystemParametersInfo (SPI_SETMOUSE, 0, newmouseparms, 0);
1073
1074                         SetCursorPos (window_center_x, window_center_y);
1075                         SetCapture (mainwindow);
1076                         ClipCursor (&window_rect);
1077                 }
1078
1079                 mouseactive = true;
1080         }
1081 }
1082
1083
1084 /*
1085 ===========
1086 IN_DeactivateMouse
1087 ===========
1088 */
1089 void IN_DeactivateMouse (void)
1090 {
1091
1092         mouseactivatetoggle = false;
1093
1094         if (mouseinitialized)
1095         {
1096                 if (dinput)
1097                 {
1098                         if (g_pMouse)
1099                         {
1100                                 if (dinput_acquired)
1101                                 {
1102                                         IDirectInputDevice_Unacquire(g_pMouse);
1103                                         dinput_acquired = false;
1104                                 }
1105                         }
1106                 }
1107                 else
1108                 {
1109                         if (restore_spi)
1110                                 SystemParametersInfo (SPI_SETMOUSE, 0, originalmouseparms, 0);
1111
1112                         ClipCursor (NULL);
1113                         ReleaseCapture ();
1114                 }
1115
1116                 mouseactive = false;
1117         }
1118 }
1119
1120
1121 /*
1122 ===========
1123 IN_InitDInput
1124 ===========
1125 */
1126 qboolean IN_InitDInput (void)
1127 {
1128     HRESULT             hr;
1129         DIPROPDWORD     dipdw = {
1130                 {
1131                         sizeof(DIPROPDWORD),        // diph.dwSize
1132                         sizeof(DIPROPHEADER),       // diph.dwHeaderSize
1133                         0,                          // diph.dwObj
1134                         DIPH_DEVICE,                // diph.dwHow
1135                 },
1136                 DINPUT_BUFFERSIZE,              // dwData
1137         };
1138
1139         if (!hInstDI)
1140         {
1141                 hInstDI = LoadLibrary("dinput.dll");
1142
1143                 if (hInstDI == NULL)
1144                 {
1145                         Con_SafePrintf ("Couldn't load dinput.dll\n");
1146                         return false;
1147                 }
1148         }
1149
1150         if (!pDirectInputCreate)
1151         {
1152                 pDirectInputCreate = (void *)GetProcAddress(hInstDI,"DirectInputCreateA");
1153
1154                 if (!pDirectInputCreate)
1155                 {
1156                         Con_SafePrintf ("Couldn't get DI proc addr\n");
1157                         return false;
1158                 }
1159         }
1160
1161 // register with DirectInput and get an IDirectInput to play with.
1162         hr = iDirectInputCreate(global_hInstance, DIRECTINPUT_VERSION, &g_pdi, NULL);
1163
1164         if (FAILED(hr))
1165         {
1166                 return false;
1167         }
1168
1169 // obtain an interface to the system mouse device.
1170         hr = IDirectInput_CreateDevice(g_pdi, &GUID_SysMouse, &g_pMouse, NULL);
1171
1172         if (FAILED(hr))
1173         {
1174                 Con_SafePrintf ("Couldn't open DI mouse device\n");
1175                 return false;
1176         }
1177
1178 // set the data format to "mouse format".
1179         hr = IDirectInputDevice_SetDataFormat(g_pMouse, &df);
1180
1181         if (FAILED(hr))
1182         {
1183                 Con_SafePrintf ("Couldn't set DI mouse format\n");
1184                 return false;
1185         }
1186
1187 // set the cooperativity level.
1188         hr = IDirectInputDevice_SetCooperativeLevel(g_pMouse, mainwindow,
1189                         DISCL_EXCLUSIVE | DISCL_FOREGROUND);
1190
1191         if (FAILED(hr))
1192         {
1193                 Con_SafePrintf ("Couldn't set DI coop level\n");
1194                 return false;
1195         }
1196
1197
1198 // set the buffer size to DINPUT_BUFFERSIZE elements.
1199 // the buffer size is a DWORD property associated with the device
1200         hr = IDirectInputDevice_SetProperty(g_pMouse, DIPROP_BUFFERSIZE, &dipdw.diph);
1201
1202         if (FAILED(hr))
1203         {
1204                 Con_SafePrintf ("Couldn't set DI buffersize\n");
1205                 return false;
1206         }
1207
1208         return true;
1209 }
1210
1211
1212 /*
1213 ===========
1214 IN_StartupMouse
1215 ===========
1216 */
1217 void IN_StartupMouse (void)
1218 {
1219         if (COM_CheckParm ("-nomouse") || COM_CheckParm("-safe"))
1220                 return;
1221
1222         mouseinitialized = true;
1223
1224         if (COM_CheckParm ("-dinput"))
1225         {
1226                 dinput = IN_InitDInput ();
1227
1228                 if (dinput)
1229                 {
1230                         Con_SafePrintf ("DirectInput initialized\n");
1231                 }
1232                 else
1233                 {
1234                         Con_SafePrintf ("DirectInput not initialized\n");
1235                 }
1236         }
1237
1238         if (!dinput)
1239         {
1240                 mouseparmsvalid = SystemParametersInfo (SPI_GETMOUSE, 0, originalmouseparms, 0);
1241
1242                 if (mouseparmsvalid)
1243                 {
1244                         if ( COM_CheckParm ("-noforcemspd") )
1245                                 newmouseparms[2] = originalmouseparms[2];
1246
1247                         if ( COM_CheckParm ("-noforcemaccel") )
1248                         {
1249                                 newmouseparms[0] = originalmouseparms[0];
1250                                 newmouseparms[1] = originalmouseparms[1];
1251                         }
1252
1253                         if ( COM_CheckParm ("-noforcemparms") )
1254                         {
1255                                 newmouseparms[0] = originalmouseparms[0];
1256                                 newmouseparms[1] = originalmouseparms[1];
1257                                 newmouseparms[2] = originalmouseparms[2];
1258                         }
1259                 }
1260         }
1261
1262         mouse_buttons = 10;
1263
1264 // if a fullscreen video mode was set before the mouse was initialized,
1265 // set the mouse state appropriately
1266         if (mouseactivatetoggle)
1267                 IN_ActivateMouse ();
1268 }
1269
1270
1271 /*
1272 ===========
1273 IN_MouseEvent
1274 ===========
1275 */
1276 void IN_MouseEvent (int mstate)
1277 {
1278         int     i;
1279
1280         if (mouseactive && !dinput)
1281         {
1282         // perform button actions
1283                 for (i=0 ; i<mouse_buttons ; i++)
1284                 {
1285                         if ( (mstate & (1<<i)) &&
1286                                 !(mouse_oldbuttonstate & (1<<i)) )
1287                         {
1288                                 Key_Event (K_MOUSE1 + i, 0, true);
1289                         }
1290
1291                         if ( !(mstate & (1<<i)) &&
1292                                 (mouse_oldbuttonstate & (1<<i)) )
1293                         {
1294                                 Key_Event (K_MOUSE1 + i, 0, false);
1295                         }
1296                 }
1297
1298                 mouse_oldbuttonstate = mstate;
1299         }
1300 }
1301
1302
1303 /*
1304 ===========
1305 IN_MouseMove
1306 ===========
1307 */
1308 void IN_MouseMove (usercmd_t *cmd)
1309 {
1310         int                                     i, mx, my;
1311         DIDEVICEOBJECTDATA      od;
1312         DWORD                           dwElements;
1313         HRESULT                         hr;
1314
1315         if (!mouseactive)
1316         {
1317                 GetCursorPos (&current_pos);
1318                 ui_mouseupdate(current_pos.x - window_x, current_pos.y - window_y);
1319                 in_mouse_x = in_mouse_y = 0;
1320                 return;
1321         }
1322
1323         if (dinput)
1324         {
1325                 mx = 0;
1326                 my = 0;
1327
1328                 for (;;)
1329                 {
1330                         dwElements = 1;
1331
1332                         hr = IDirectInputDevice_GetDeviceData(g_pMouse,
1333                                         sizeof(DIDEVICEOBJECTDATA), &od, &dwElements, 0);
1334
1335                         if ((hr == DIERR_INPUTLOST) || (hr == DIERR_NOTACQUIRED))
1336                         {
1337                                 dinput_acquired = true;
1338                                 IDirectInputDevice_Acquire(g_pMouse);
1339                                 break;
1340                         }
1341
1342                         /* Unable to read data or no data available */
1343                         if (FAILED(hr) || dwElements == 0)
1344                                 break;
1345
1346                         /* Look at the element to see what happened */
1347
1348                         switch (od.dwOfs)
1349                         {
1350                                 case DIMOFS_X:
1351                                         mx += od.dwData;
1352                                         break;
1353
1354                                 case DIMOFS_Y:
1355                                         my += od.dwData;
1356                                         break;
1357
1358                                 case DIMOFS_BUTTON0:
1359                                         if (od.dwData & 0x80)
1360                                                 mstate_di |= 1;
1361                                         else
1362                                                 mstate_di &= ~1;
1363                                         break;
1364
1365                                 case DIMOFS_BUTTON1:
1366                                         if (od.dwData & 0x80)
1367                                                 mstate_di |= (1<<1);
1368                                         else
1369                                                 mstate_di &= ~(1<<1);
1370                                         break;
1371
1372                                 case DIMOFS_BUTTON2:
1373                                         if (od.dwData & 0x80)
1374                                                 mstate_di |= (1<<2);
1375                                         else
1376                                                 mstate_di &= ~(1<<2);
1377                                         break;
1378                         }
1379                 }
1380
1381         // perform button actions
1382                 for (i=0 ; i<mouse_buttons ; i++)
1383                 {
1384                         if ( (mstate_di & (1<<i)) &&
1385                                 !(mouse_oldbuttonstate & (1<<i)) )
1386                         {
1387                                 Key_Event (K_MOUSE1 + i, 0, true);
1388                         }
1389
1390                         if ( !(mstate_di & (1<<i)) &&
1391                                 (mouse_oldbuttonstate & (1<<i)) )
1392                         {
1393                                 Key_Event (K_MOUSE1 + i, 0, false);
1394                         }
1395                 }
1396
1397                 mouse_oldbuttonstate = mstate_di;
1398         }
1399         else
1400         {
1401                 GetCursorPos (&current_pos);
1402                 mx = current_pos.x - window_center_x + mx_accum;
1403                 my = current_pos.y - window_center_y + my_accum;
1404                 mx_accum = 0;
1405                 my_accum = 0;
1406         }
1407
1408         IN_Mouse(cmd, mx, my);
1409
1410         // if the mouse has moved, force it to the center, so there's room to move
1411         if (!dinput && (mx || my))
1412                 SetCursorPos (window_center_x, window_center_y);
1413 }
1414
1415
1416 /*
1417 ===========
1418 IN_Move
1419 ===========
1420 */
1421 void IN_Move (usercmd_t *cmd)
1422 {
1423         if (vid_activewindow && !vid_hidden)
1424         {
1425                 IN_MouseMove (cmd);
1426                 IN_JoyMove (cmd);
1427         }
1428 }
1429
1430
1431 /*
1432 ===========
1433 IN_Accumulate
1434 ===========
1435 */
1436 void IN_Accumulate (void)
1437 {
1438         if (mouseactive)
1439         {
1440                 if (!dinput)
1441                 {
1442                         GetCursorPos (&current_pos);
1443
1444                         mx_accum += current_pos.x - window_center_x;
1445                         my_accum += current_pos.y - window_center_y;
1446
1447                 // force the mouse to the center, so there's room to move
1448                         SetCursorPos (window_center_x, window_center_y);
1449                 }
1450         }
1451 }
1452
1453
1454 /*
1455 ===================
1456 IN_ClearStates
1457 ===================
1458 */
1459 void IN_ClearStates (void)
1460 {
1461         if (mouseactive)
1462         {
1463                 mx_accum = 0;
1464                 my_accum = 0;
1465                 mouse_oldbuttonstate = 0;
1466         }
1467 }
1468
1469
1470 /*
1471 ===============
1472 IN_StartupJoystick
1473 ===============
1474 */
1475 void IN_StartupJoystick (void)
1476 {
1477         int                     numdevs;
1478         JOYCAPS         jc;
1479         MMRESULT        mmr;
1480         mmr = 0;
1481
1482         // assume no joystick
1483         joy_avail = false;
1484
1485         // abort startup if user requests no joystick
1486         if (COM_CheckParm ("-nojoy") || COM_CheckParm("-safe"))
1487                 return;
1488
1489         // verify joystick driver is present
1490         if ((numdevs = joyGetNumDevs ()) == 0)
1491         {
1492                 Con_Printf ("\njoystick not found -- driver not present\n\n");
1493                 return;
1494         }
1495
1496         // cycle through the joystick ids for the first valid one
1497         for (joy_id=0 ; joy_id<numdevs ; joy_id++)
1498         {
1499                 memset (&ji, 0, sizeof(ji));
1500                 ji.dwSize = sizeof(ji);
1501                 ji.dwFlags = JOY_RETURNCENTERED;
1502
1503                 if ((mmr = joyGetPosEx (joy_id, &ji)) == JOYERR_NOERROR)
1504                         break;
1505         }
1506
1507         // abort startup if we didn't find a valid joystick
1508         if (mmr != JOYERR_NOERROR)
1509         {
1510                 Con_Printf ("\njoystick not found -- no valid joysticks (%x)\n\n", mmr);
1511                 return;
1512         }
1513
1514         // get the capabilities of the selected joystick
1515         // abort startup if command fails
1516         memset (&jc, 0, sizeof(jc));
1517         if ((mmr = joyGetDevCaps (joy_id, &jc, sizeof(jc))) != JOYERR_NOERROR)
1518         {
1519                 Con_Printf ("\njoystick not found -- invalid joystick capabilities (%x)\n\n", mmr);
1520                 return;
1521         }
1522
1523         // save the joystick's number of buttons and POV status
1524         joy_numbuttons = jc.wNumButtons;
1525         joy_haspov = jc.wCaps & JOYCAPS_HASPOV;
1526
1527         // old button and POV states default to no buttons pressed
1528         joy_oldbuttonstate = joy_oldpovstate = 0;
1529
1530         // mark the joystick as available and advanced initialization not completed
1531         // this is needed as cvars are not available during initialization
1532
1533         joy_avail = true;
1534         joy_advancedinit = false;
1535
1536         Con_Printf ("\njoystick detected\n\n");
1537 }
1538
1539
1540 /*
1541 ===========
1542 RawValuePointer
1543 ===========
1544 */
1545 PDWORD RawValuePointer (int axis)
1546 {
1547         switch (axis)
1548         {
1549         case JOY_AXIS_X:
1550                 return &ji.dwXpos;
1551         case JOY_AXIS_Y:
1552                 return &ji.dwYpos;
1553         case JOY_AXIS_Z:
1554                 return &ji.dwZpos;
1555         case JOY_AXIS_R:
1556                 return &ji.dwRpos;
1557         case JOY_AXIS_U:
1558                 return &ji.dwUpos;
1559         case JOY_AXIS_V:
1560                 return &ji.dwVpos;
1561         }
1562         return NULL; // LordHavoc: hush compiler warning
1563 }
1564
1565
1566 /*
1567 ===========
1568 Joy_AdvancedUpdate_f
1569 ===========
1570 */
1571 void Joy_AdvancedUpdate_f (void)
1572 {
1573
1574         // called once by IN_ReadJoystick and by user whenever an update is needed
1575         // cvars are now available
1576         int     i;
1577         DWORD dwTemp;
1578
1579         // initialize all the maps
1580         for (i = 0; i < JOY_MAX_AXES; i++)
1581         {
1582                 dwAxisMap[i] = AxisNada;
1583                 dwControlMap[i] = JOY_ABSOLUTE_AXIS;
1584                 pdwRawValue[i] = RawValuePointer(i);
1585         }
1586
1587         if( joy_advanced.integer == 0)
1588         {
1589                 // default joystick initialization
1590                 // 2 axes only with joystick control
1591                 dwAxisMap[JOY_AXIS_X] = AxisTurn;
1592                 // dwControlMap[JOY_AXIS_X] = JOY_ABSOLUTE_AXIS;
1593                 dwAxisMap[JOY_AXIS_Y] = AxisForward;
1594                 // dwControlMap[JOY_AXIS_Y] = JOY_ABSOLUTE_AXIS;
1595         }
1596         else
1597         {
1598                 if (strcmp (joy_name.string, "joystick") != 0)
1599                 {
1600                         // notify user of advanced controller
1601                         Con_Printf ("\n%s configured\n\n", joy_name.string);
1602                 }
1603
1604                 // advanced initialization here
1605                 // data supplied by user via joy_axisn cvars
1606                 dwTemp = (DWORD) joy_advaxisx.value;
1607                 dwAxisMap[JOY_AXIS_X] = dwTemp & 0x0000000f;
1608                 dwControlMap[JOY_AXIS_X] = dwTemp & JOY_RELATIVE_AXIS;
1609                 dwTemp = (DWORD) joy_advaxisy.value;
1610                 dwAxisMap[JOY_AXIS_Y] = dwTemp & 0x0000000f;
1611                 dwControlMap[JOY_AXIS_Y] = dwTemp & JOY_RELATIVE_AXIS;
1612                 dwTemp = (DWORD) joy_advaxisz.value;
1613                 dwAxisMap[JOY_AXIS_Z] = dwTemp & 0x0000000f;
1614                 dwControlMap[JOY_AXIS_Z] = dwTemp & JOY_RELATIVE_AXIS;
1615                 dwTemp = (DWORD) joy_advaxisr.value;
1616                 dwAxisMap[JOY_AXIS_R] = dwTemp & 0x0000000f;
1617                 dwControlMap[JOY_AXIS_R] = dwTemp & JOY_RELATIVE_AXIS;
1618                 dwTemp = (DWORD) joy_advaxisu.value;
1619                 dwAxisMap[JOY_AXIS_U] = dwTemp & 0x0000000f;
1620                 dwControlMap[JOY_AXIS_U] = dwTemp & JOY_RELATIVE_AXIS;
1621                 dwTemp = (DWORD) joy_advaxisv.value;
1622                 dwAxisMap[JOY_AXIS_V] = dwTemp & 0x0000000f;
1623                 dwControlMap[JOY_AXIS_V] = dwTemp & JOY_RELATIVE_AXIS;
1624         }
1625
1626         // compute the axes to collect from DirectInput
1627         joy_flags = JOY_RETURNCENTERED | JOY_RETURNBUTTONS | JOY_RETURNPOV;
1628         for (i = 0; i < JOY_MAX_AXES; i++)
1629         {
1630                 if (dwAxisMap[i] != AxisNada)
1631                 {
1632                         joy_flags |= dwAxisFlags[i];
1633                 }
1634         }
1635 }
1636
1637 /*
1638 ===========
1639 IN_Commands
1640 ===========
1641 */
1642 void IN_Commands (void)
1643 {
1644         int             i, key_index;
1645         DWORD   buttonstate, povstate;
1646
1647         if (!joy_avail)
1648         {
1649                 return;
1650         }
1651
1652
1653         // loop through the joystick buttons
1654         // key a joystick event or auxillary event for higher number buttons for each state change
1655         buttonstate = ji.dwButtons;
1656         for (i=0 ; i < (int) joy_numbuttons ; i++)
1657         {
1658                 if ( (buttonstate & (1<<i)) && !(joy_oldbuttonstate & (1<<i)) )
1659                 {
1660                         key_index = (i < 4) ? K_JOY1 : K_AUX1;
1661                         Key_Event (key_index + i, 0, true);
1662                 }
1663
1664                 if ( !(buttonstate & (1<<i)) && (joy_oldbuttonstate & (1<<i)) )
1665                 {
1666                         key_index = (i < 4) ? K_JOY1 : K_AUX1;
1667                         Key_Event (key_index + i, 0, false);
1668                 }
1669         }
1670         joy_oldbuttonstate = buttonstate;
1671
1672         if (joy_haspov)
1673         {
1674                 // convert POV information into 4 bits of state information
1675                 // this avoids any potential problems related to moving from one
1676                 // direction to another without going through the center position
1677                 povstate = 0;
1678                 if(ji.dwPOV != JOY_POVCENTERED)
1679                 {
1680                         if (ji.dwPOV == JOY_POVFORWARD)
1681                                 povstate |= 0x01;
1682                         if (ji.dwPOV == JOY_POVRIGHT)
1683                                 povstate |= 0x02;
1684                         if (ji.dwPOV == JOY_POVBACKWARD)
1685                                 povstate |= 0x04;
1686                         if (ji.dwPOV == JOY_POVLEFT)
1687                                 povstate |= 0x08;
1688                 }
1689                 // determine which bits have changed and key an auxillary event for each change
1690                 for (i=0 ; i < 4 ; i++)
1691                 {
1692                         if ( (povstate & (1<<i)) && !(joy_oldpovstate & (1<<i)) )
1693                         {
1694                                 Key_Event (K_AUX29 + i, 0, true);
1695                         }
1696
1697                         if ( !(povstate & (1<<i)) && (joy_oldpovstate & (1<<i)) )
1698                         {
1699                                 Key_Event (K_AUX29 + i, 0, false);
1700                         }
1701                 }
1702                 joy_oldpovstate = povstate;
1703         }
1704 }
1705
1706
1707 /*
1708 ===============
1709 IN_ReadJoystick
1710 ===============
1711 */
1712 qboolean IN_ReadJoystick (void)
1713 {
1714
1715         memset (&ji, 0, sizeof(ji));
1716         ji.dwSize = sizeof(ji);
1717         ji.dwFlags = joy_flags;
1718
1719         if (joyGetPosEx (joy_id, &ji) == JOYERR_NOERROR)
1720         {
1721                 // this is a hack -- there is a bug in the Logitech WingMan Warrior DirectInput Driver
1722                 // rather than having 32768 be the zero point, they have the zero point at 32668
1723                 // go figure -- anyway, now we get the full resolution out of the device
1724                 if (joy_wwhack1.integer != 0.0)
1725                 {
1726                         ji.dwUpos += 100;
1727                 }
1728                 return true;
1729         }
1730         else
1731         {
1732                 // read error occurred
1733                 // turning off the joystick seems too harsh for 1 read error,
1734                 // but what should be done?
1735                 return false;
1736         }
1737 }
1738
1739
1740 /*
1741 ===========
1742 IN_JoyMove
1743 ===========
1744 */
1745 void IN_JoyMove (usercmd_t *cmd)
1746 {
1747         float   speed, aspeed;
1748         float   fAxisValue, fTemp;
1749         int             i, mouselook = (in_mlook.state & 1) || freelook.integer;
1750
1751         // complete initialization if first time in
1752         // this is needed as cvars are not available at initialization time
1753         if( joy_advancedinit != true )
1754         {
1755                 Joy_AdvancedUpdate_f();
1756                 joy_advancedinit = true;
1757         }
1758
1759         // verify joystick is available and that the user wants to use it
1760         if (!joy_avail || !in_joystick.integer)
1761         {
1762                 return;
1763         }
1764
1765         // collect the joystick data, if possible
1766         if (IN_ReadJoystick () != true)
1767         {
1768                 return;
1769         }
1770
1771         if (in_speed.state & 1)
1772                 speed = cl_movespeedkey.value;
1773         else
1774                 speed = 1;
1775         // LordHavoc: viewzoom affects sensitivity for sniping
1776         aspeed = speed * host_realframetime * cl.viewzoom;
1777
1778         // loop through the axes
1779         for (i = 0; i < JOY_MAX_AXES; i++)
1780         {
1781                 // get the floating point zero-centered, potentially-inverted data for the current axis
1782                 fAxisValue = (float) *pdwRawValue[i];
1783                 // move centerpoint to zero
1784                 fAxisValue -= 32768.0;
1785
1786                 if (joy_wwhack2.integer != 0.0)
1787                 {
1788                         if (dwAxisMap[i] == AxisTurn)
1789                         {
1790                                 // this is a special formula for the Logitech WingMan Warrior
1791                                 // y=ax^b; where a = 300 and b = 1.3
1792                                 // also x values are in increments of 800 (so this is factored out)
1793                                 // then bounds check result to level out excessively high spin rates
1794                                 fTemp = 300.0 * pow(abs(fAxisValue) / 800.0, 1.3);
1795                                 if (fTemp > 14000.0)
1796                                         fTemp = 14000.0;
1797                                 // restore direction information
1798                                 fAxisValue = (fAxisValue > 0.0) ? fTemp : -fTemp;
1799                         }
1800                 }
1801
1802                 // convert range from -32768..32767 to -1..1
1803                 fAxisValue /= 32768.0;
1804
1805                 switch (dwAxisMap[i])
1806                 {
1807                 case AxisForward:
1808                         if ((joy_advanced.integer == 0) && mouselook)
1809                         {
1810                                 // user wants forward control to become look control
1811                                 if (fabs(fAxisValue) > joy_pitchthreshold.value)
1812                                 {
1813                                         // if mouse invert is on, invert the joystick pitch value
1814                                         // only absolute control support here (joy_advanced is false)
1815                                         if (m_pitch.value < 0.0)
1816                                         {
1817                                                 cl.viewangles[PITCH] -= (fAxisValue * joy_pitchsensitivity.value) * aspeed * cl_pitchspeed.value;
1818                                         }
1819                                         else
1820                                         {
1821                                                 cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity.value) * aspeed * cl_pitchspeed.value;
1822                                         }
1823                                         V_StopPitchDrift();
1824                                 }
1825                                 else
1826                                 {
1827                                         // no pitch movement
1828                                         // disable pitch return-to-center unless requested by user
1829                                         // *** this code can be removed when the lookspring bug is fixed
1830                                         // *** the bug always has the lookspring feature on
1831                                         if(lookspring.value == 0.0)
1832                                                 V_StopPitchDrift();
1833                                 }
1834                         }
1835                         else
1836                         {
1837                                 // user wants forward control to be forward control
1838                                 if (fabs(fAxisValue) > joy_forwardthreshold.value)
1839                                 {
1840                                         cmd->forwardmove += (fAxisValue * joy_forwardsensitivity.value) * speed * cl_forwardspeed.value;
1841                                 }
1842                         }
1843                         break;
1844
1845                 case AxisSide:
1846                         if (fabs(fAxisValue) > joy_sidethreshold.value)
1847                         {
1848                                 cmd->sidemove += (fAxisValue * joy_sidesensitivity.value) * speed * cl_sidespeed.value;
1849                         }
1850                         break;
1851
1852                 case AxisTurn:
1853                         if ((in_strafe.state & 1) || (lookstrafe.integer && mouselook))
1854                         {
1855                                 // user wants turn control to become side control
1856                                 if (fabs(fAxisValue) > joy_sidethreshold.value)
1857                                 {
1858                                         cmd->sidemove -= (fAxisValue * joy_sidesensitivity.value) * speed * cl_sidespeed.value;
1859                                 }
1860                         }
1861                         else
1862                         {
1863                                 // user wants turn control to be turn control
1864                                 if (fabs(fAxisValue) > joy_yawthreshold.value)
1865                                 {
1866                                         if(dwControlMap[i] == JOY_ABSOLUTE_AXIS)
1867                                         {
1868                                                 cl.viewangles[YAW] += (fAxisValue * joy_yawsensitivity.value) * aspeed * cl_yawspeed.value;
1869                                         }
1870                                         else
1871                                         {
1872                                                 cl.viewangles[YAW] += (fAxisValue * joy_yawsensitivity.value) * speed * 180.0;
1873                                         }
1874
1875                                 }
1876                         }
1877                         break;
1878
1879                 case AxisLook:
1880                         if (mouselook)
1881                         {
1882                                 if (fabs(fAxisValue) > joy_pitchthreshold.value)
1883                                 {
1884                                         // pitch movement detected and pitch movement desired by user
1885                                         if(dwControlMap[i] == JOY_ABSOLUTE_AXIS)
1886                                         {
1887                                                 cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity.value) * aspeed * cl_pitchspeed.value;
1888                                         }
1889                                         else
1890                                         {
1891                                                 cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity.value) * speed * 180.0;
1892                                         }
1893                                         V_StopPitchDrift();
1894                                 }
1895                                 else
1896                                 {
1897                                         // no pitch movement
1898                                         // disable pitch return-to-center unless requested by user
1899                                         // *** this code can be removed when the lookspring bug is fixed
1900                                         // *** the bug always has the lookspring feature on
1901                                         if(lookspring.integer == 0)
1902                                                 V_StopPitchDrift();
1903                                 }
1904                         }
1905                         break;
1906
1907                 default:
1908                         break;
1909                 }
1910         }
1911 }
1912
1913 static void IN_Init(void)
1914 {
1915         uiWheelMessage = RegisterWindowMessage ( "MSWHEEL_ROLLMSG" );
1916
1917         // joystick variables
1918         Cvar_RegisterVariable (&in_joystick);
1919         Cvar_RegisterVariable (&joy_name);
1920         Cvar_RegisterVariable (&joy_advanced);
1921         Cvar_RegisterVariable (&joy_advaxisx);
1922         Cvar_RegisterVariable (&joy_advaxisy);
1923         Cvar_RegisterVariable (&joy_advaxisz);
1924         Cvar_RegisterVariable (&joy_advaxisr);
1925         Cvar_RegisterVariable (&joy_advaxisu);
1926         Cvar_RegisterVariable (&joy_advaxisv);
1927         Cvar_RegisterVariable (&joy_forwardthreshold);
1928         Cvar_RegisterVariable (&joy_sidethreshold);
1929         Cvar_RegisterVariable (&joy_pitchthreshold);
1930         Cvar_RegisterVariable (&joy_yawthreshold);
1931         Cvar_RegisterVariable (&joy_forwardsensitivity);
1932         Cvar_RegisterVariable (&joy_sidesensitivity);
1933         Cvar_RegisterVariable (&joy_pitchsensitivity);
1934         Cvar_RegisterVariable (&joy_yawsensitivity);
1935         Cvar_RegisterVariable (&joy_wwhack1);
1936         Cvar_RegisterVariable (&joy_wwhack2);
1937         Cmd_AddCommand ("joyadvancedupdate", Joy_AdvancedUpdate_f);
1938 }
1939
1940 static void IN_Shutdown(void)
1941 {
1942         IN_DeactivateMouse ();
1943         IN_ShowMouse ();
1944
1945         if (g_pMouse)
1946                 IDirectInputDevice_Release(g_pMouse);
1947         g_pMouse = NULL;
1948
1949         if (g_pdi)
1950                 IDirectInput_Release(g_pdi);
1951         g_pdi = NULL;
1952 }