apparently M_ToggleMenu_f is not what to call... Call_MR_ToggleMenu_f is
[divverent/darkplaces.git] / 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 <windows.h>
24 #include <dsound.h>
25 #include "resource.h"
26 #include <commctrl.h>
27
28 extern void S_BlockSound (void);
29 extern void S_UnblockSound (void);
30 extern HINSTANCE global_hInstance;
31
32
33 #ifndef WM_MOUSEWHEEL
34 #define WM_MOUSEWHEEL                   0x020A
35 #endif
36
37 // Tell startup code that we have a client
38 int cl_available = true;
39
40 int (WINAPI *qwglChoosePixelFormat)(HDC, CONST PIXELFORMATDESCRIPTOR *);
41 int (WINAPI *qwglDescribePixelFormat)(HDC, int, UINT, LPPIXELFORMATDESCRIPTOR);
42 //int (WINAPI *qwglGetPixelFormat)(HDC);
43 BOOL (WINAPI *qwglSetPixelFormat)(HDC, int, CONST PIXELFORMATDESCRIPTOR *);
44 BOOL (WINAPI *qwglSwapBuffers)(HDC);
45 HGLRC (WINAPI *qwglCreateContext)(HDC);
46 BOOL (WINAPI *qwglDeleteContext)(HGLRC);
47 HGLRC (WINAPI *qwglGetCurrentContext)(VOID);
48 HDC (WINAPI *qwglGetCurrentDC)(VOID);
49 PROC (WINAPI *qwglGetProcAddress)(LPCSTR);
50 BOOL (WINAPI *qwglMakeCurrent)(HDC, HGLRC);
51 BOOL (WINAPI *qwglSwapIntervalEXT)(int interval);
52 const char *(WINAPI *qwglGetExtensionsStringARB)(HDC hdc);
53
54 static dllfunction_t wglfuncs[] =
55 {
56         {"wglChoosePixelFormat", (void **) &qwglChoosePixelFormat},
57         {"wglDescribePixelFormat", (void **) &qwglDescribePixelFormat},
58 //      {"wglGetPixelFormat", (void **) &qwglGetPixelFormat},
59         {"wglSetPixelFormat", (void **) &qwglSetPixelFormat},
60         {"wglSwapBuffers", (void **) &qwglSwapBuffers},
61         {"wglCreateContext", (void **) &qwglCreateContext},
62         {"wglDeleteContext", (void **) &qwglDeleteContext},
63         {"wglGetProcAddress", (void **) &qwglGetProcAddress},
64         {"wglMakeCurrent", (void **) &qwglMakeCurrent},
65         {"wglGetCurrentContext", (void **) &qwglGetCurrentContext},
66         {"wglGetCurrentDC", (void **) &qwglGetCurrentDC},
67         {NULL, NULL}
68 };
69
70 static dllfunction_t wglswapintervalfuncs[] =
71 {
72         {"wglSwapIntervalEXT", (void **) &qwglSwapIntervalEXT},
73         {NULL, NULL}
74 };
75
76 qboolean scr_skipupdate;
77
78 static DEVMODE gdevmode;
79 static qboolean vid_initialized = false;
80 static qboolean vid_wassuspended = false;
81 static int vid_usingmouse;
82 extern qboolean mouseactive;  // from in_win.c
83 static HICON hIcon;
84
85 HWND mainwindow;
86
87 //HWND WINAPI InitializeWindow (HINSTANCE hInstance, int nCmdShow);
88
89 static int vid_isfullscreen;
90
91 //void VID_MenuDraw (void);
92 //void VID_MenuKey (int key);
93
94 //LONG WINAPI MainWndProc (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
95 //void AppActivate(BOOL fActive, BOOL minimize);
96 //void ClearAllStates (void);
97 //void VID_UpdateWindowStatus (void);
98
99 //====================================
100
101 int window_x, window_y, window_width, window_height;
102 int window_center_x, window_center_y;
103
104 void IN_ShowMouse (void);
105 void IN_DeactivateMouse (void);
106 void IN_HideMouse (void);
107 void IN_ActivateMouse (void);
108 void IN_MouseEvent (int mstate);
109 void IN_UpdateClipCursor (void);
110
111 qboolean mouseinitialized;
112 static qboolean dinput;
113
114 // input code
115
116 #include <dinput.h>
117
118 #define DINPUT_BUFFERSIZE           16
119 #define iDirectInputCreate(a,b,c,d)     pDirectInputCreate(a,b,c,d)
120
121 HRESULT (WINAPI *pDirectInputCreate)(HINSTANCE hinst, DWORD dwVersion,
122         LPDIRECTINPUT * lplpDirectInput, LPUNKNOWN punkOuter);
123
124 // LordHavoc: thanks to backslash for this support for mouse buttons 4 and 5
125 /* backslash :: imouse explorer buttons */
126 /* These are #ifdefed out for non-Win2K in the February 2001 version of
127    MS's platform SDK, but we need them for compilation. . . */
128 #ifndef WM_XBUTTONDOWN
129    #define WM_XBUTTONDOWN      0x020B
130    #define WM_XBUTTONUP      0x020C
131 #endif
132 #ifndef MK_XBUTTON1
133    #define MK_XBUTTON1         0x0020
134    #define MK_XBUTTON2         0x0040
135 // LordHavoc: lets hope this allows more buttons in the future...
136    #define MK_XBUTTON3         0x0080
137    #define MK_XBUTTON4         0x0100
138    #define MK_XBUTTON5         0x0200
139    #define MK_XBUTTON6         0x0400
140    #define MK_XBUTTON7         0x0800
141 #endif
142 /* :: backslash */
143
144 // mouse variables
145 int                     mouse_buttons;
146 int                     mouse_oldbuttonstate;
147 POINT           current_pos;
148 int                     mouse_x, mouse_y, old_mouse_x, old_mouse_y, mx_accum, my_accum;
149
150 static qboolean restore_spi;
151 static int              originalmouseparms[3], newmouseparms[3] = {0, 0, 1};
152
153 unsigned int uiWheelMessage;
154 qboolean        mouseactive;
155 //qboolean              mouseinitialized;
156 static qboolean mouseparmsvalid, mouseactivatetoggle;
157 static qboolean mouseshowtoggle = 1;
158 static qboolean dinput_acquired;
159
160 static unsigned int             mstate_di;
161
162 // joystick defines and variables
163 // where should defines be moved?
164 #define JOY_ABSOLUTE_AXIS       0x00000000              // control like a joystick
165 #define JOY_RELATIVE_AXIS       0x00000010              // control like a mouse, spinner, trackball
166 #define JOY_MAX_AXES            6                               // X, Y, Z, R, U, V
167 #define JOY_AXIS_X                      0
168 #define JOY_AXIS_Y                      1
169 #define JOY_AXIS_Z                      2
170 #define JOY_AXIS_R                      3
171 #define JOY_AXIS_U                      4
172 #define JOY_AXIS_V                      5
173
174 enum _ControlList
175 {
176         AxisNada = 0, AxisForward, AxisLook, AxisSide, AxisTurn
177 };
178
179 DWORD   dwAxisFlags[JOY_MAX_AXES] =
180 {
181         JOY_RETURNX, JOY_RETURNY, JOY_RETURNZ, JOY_RETURNR, JOY_RETURNU, JOY_RETURNV
182 };
183
184 DWORD   dwAxisMap[JOY_MAX_AXES];
185 DWORD   dwControlMap[JOY_MAX_AXES];
186 PDWORD  pdwRawValue[JOY_MAX_AXES];
187
188 // none of these cvars are saved over a session
189 // this means that advanced controller configuration needs to be executed
190 // each time.  this avoids any problems with getting back to a default usage
191 // or when changing from one controller to another.  this way at least something
192 // works.
193 cvar_t  in_joystick = {CVAR_SAVE, "joystick","0"};
194 cvar_t  joy_name = {0, "joyname", "joystick"};
195 cvar_t  joy_advanced = {0, "joyadvanced", "0"};
196 cvar_t  joy_advaxisx = {0, "joyadvaxisx", "0"};
197 cvar_t  joy_advaxisy = {0, "joyadvaxisy", "0"};
198 cvar_t  joy_advaxisz = {0, "joyadvaxisz", "0"};
199 cvar_t  joy_advaxisr = {0, "joyadvaxisr", "0"};
200 cvar_t  joy_advaxisu = {0, "joyadvaxisu", "0"};
201 cvar_t  joy_advaxisv = {0, "joyadvaxisv", "0"};
202 cvar_t  joy_forwardthreshold = {0, "joyforwardthreshold", "0.15"};
203 cvar_t  joy_sidethreshold = {0, "joysidethreshold", "0.15"};
204 cvar_t  joy_pitchthreshold = {0, "joypitchthreshold", "0.15"};
205 cvar_t  joy_yawthreshold = {0, "joyyawthreshold", "0.15"};
206 cvar_t  joy_forwardsensitivity = {0, "joyforwardsensitivity", "-1.0"};
207 cvar_t  joy_sidesensitivity = {0, "joysidesensitivity", "-1.0"};
208 cvar_t  joy_pitchsensitivity = {0, "joypitchsensitivity", "1.0"};
209 cvar_t  joy_yawsensitivity = {0, "joyyawsensitivity", "-1.0"};
210 cvar_t  joy_wwhack1 = {0, "joywwhack1", "0.0"};
211 cvar_t  joy_wwhack2 = {0, "joywwhack2", "0.0"};
212
213 qboolean        joy_avail, joy_advancedinit, joy_haspov;
214 DWORD           joy_oldbuttonstate, joy_oldpovstate;
215
216 int                     joy_id;
217 DWORD           joy_flags;
218 DWORD           joy_numbuttons;
219
220 static LPDIRECTINPUT            g_pdi;
221 static LPDIRECTINPUTDEVICE      g_pMouse;
222
223 static JOYINFOEX        ji;
224
225 static HINSTANCE hInstDI;
226
227 //static qboolean       dinput;
228
229 typedef struct MYDATA {
230         LONG  lX;                   // X axis goes here
231         LONG  lY;                   // Y axis goes here
232         LONG  lZ;                   // Z axis goes here
233         BYTE  bButtonA;             // One button goes here
234         BYTE  bButtonB;             // Another button goes here
235         BYTE  bButtonC;             // Another button goes here
236         BYTE  bButtonD;             // Another button goes here
237 } MYDATA;
238
239 static DIOBJECTDATAFORMAT rgodf[] = {
240   { &GUID_XAxis,    FIELD_OFFSET(MYDATA, lX),       DIDFT_AXIS | DIDFT_ANYINSTANCE,   0,},
241   { &GUID_YAxis,    FIELD_OFFSET(MYDATA, lY),       DIDFT_AXIS | DIDFT_ANYINSTANCE,   0,},
242   { &GUID_ZAxis,    FIELD_OFFSET(MYDATA, lZ),       0x80000000 | DIDFT_AXIS | DIDFT_ANYINSTANCE,   0,},
243   { 0,              FIELD_OFFSET(MYDATA, bButtonA), DIDFT_BUTTON | DIDFT_ANYINSTANCE, 0,},
244   { 0,              FIELD_OFFSET(MYDATA, bButtonB), DIDFT_BUTTON | DIDFT_ANYINSTANCE, 0,},
245   { 0,              FIELD_OFFSET(MYDATA, bButtonC), 0x80000000 | DIDFT_BUTTON | DIDFT_ANYINSTANCE, 0,},
246   { 0,              FIELD_OFFSET(MYDATA, bButtonD), 0x80000000 | DIDFT_BUTTON | DIDFT_ANYINSTANCE, 0,},
247 };
248
249 #define NUM_OBJECTS (sizeof(rgodf) / sizeof(rgodf[0]))
250
251 static DIDATAFORMAT     df = {
252         sizeof(DIDATAFORMAT),       // this structure
253         sizeof(DIOBJECTDATAFORMAT), // size of object data format
254         DIDF_RELAXIS,               // absolute axis coordinates
255         sizeof(MYDATA),             // device data size
256         NUM_OBJECTS,                // number of objects
257         rgodf,                      // and here they are
258 };
259
260 // forward-referenced functions
261 void IN_StartupJoystick (void);
262 void Joy_AdvancedUpdate_f (void);
263 void IN_JoyMove (usercmd_t *cmd);
264 void IN_StartupMouse (void);
265
266 /*
267 ================
268 VID_UpdateWindowStatus
269 ================
270 */
271 void VID_UpdateWindowStatus (void)
272 {
273         window_center_x = window_x + window_width / 2;
274         window_center_y = window_y + window_height / 2;
275
276         if (mouseinitialized && mouseactive && !dinput)
277         {
278                 RECT window_rect;
279                 window_rect.left = window_x;
280                 window_rect.top = window_y;
281                 window_rect.right = window_x + window_width;
282                 window_rect.bottom = window_y + window_height;
283                 ClipCursor (&window_rect);
284         }
285 }
286
287
288 //====================================
289
290 /*
291 =================
292 VID_GetWindowSize
293 =================
294 */
295 void VID_GetWindowSize (int *x, int *y, int *width, int *height)
296 {
297         *x = 0;
298         *y = 0;
299         *width = window_width;
300         *height = window_height;
301 }
302
303
304 void VID_Finish (void)
305 {
306         HDC hdc;
307         int vid_usemouse;
308         if (r_render.integer && !scr_skipupdate)
309         {
310                 if (r_speeds.integer || gl_finish.integer)
311                         qglFinish();
312                 hdc = GetDC(mainwindow);
313                 SwapBuffers(hdc);
314                 ReleaseDC(mainwindow, hdc);
315         }
316
317 // handle the mouse state when windowed if that's changed
318         vid_usemouse = false;
319         if (vid_mouse.integer && !key_consoleactive)
320                 vid_usemouse = true;
321         if (vid_isfullscreen)
322                 vid_usemouse = true;
323         if (!vid_activewindow)
324                 vid_usemouse = false;
325         if (vid_usemouse)
326         {
327                 if (!vid_usingmouse)
328                 {
329                         vid_usingmouse = true;
330                         IN_ActivateMouse ();
331                         IN_HideMouse();
332                 }
333         }
334         else
335         {
336                 if (vid_usingmouse)
337                 {
338                         vid_usingmouse = false;
339                         IN_DeactivateMouse ();
340                         IN_ShowMouse();
341                 }
342         }
343 }
344
345 //==========================================================================
346
347
348
349
350 qbyte scantokey[128] =
351 {
352 //  0           1       2    3     4     5       6       7      8         9      A          B           C       D           E           F
353         0          ,27    ,'1'  ,'2'  ,'3'  ,'4'    ,'5'    ,'6'   ,'7'      ,'8'   ,'9'       ,'0'        ,'-'   ,'='         ,K_BACKSPACE,9    ,//0
354         'q'        ,'w'   ,'e'  ,'r'  ,'t'  ,'y'    ,'u'    ,'i'   ,'o'      ,'p'   ,'['       ,']'        ,13    ,K_CTRL      ,'a'        ,'s'  ,//1
355         'd'        ,'f'   ,'g'  ,'h'  ,'j'  ,'k'    ,'l'    ,';'   ,'\''     ,'`'   ,K_SHIFT   ,'\\'       ,'z'   ,'x'         ,'c'        ,'v'  ,//2
356         'b'        ,'n'   ,'m'  ,','  ,'.'  ,'/'    ,K_SHIFT,'*'   ,K_ALT    ,' '   ,0         ,K_F1       ,K_F2  ,K_F3        ,K_F4       ,K_F5 ,//3
357         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
358         K_DOWNARROW,K_PGDN,K_INS,K_DEL,0    ,0      ,0      ,K_F11 ,K_F12    ,0     ,0         ,0          ,0     ,0           ,0          ,0    ,//5
359         0          ,0     ,0    ,0    ,0    ,0      ,0      ,0     ,0        ,0     ,0         ,0          ,0     ,0           ,0          ,0    ,//6
360         0          ,0     ,0    ,0    ,0    ,0      ,0      ,0     ,0        ,0     ,0         ,0          ,0     ,0           ,0          ,0     //7
361 };
362
363
364 /*
365 =======
366 MapKey
367
368 Map from windows to quake keynums
369 =======
370 */
371 int MapKey (int key, int virtualkey)
372 {
373         int result;
374         int modified = (key >> 16) & 255;
375         qboolean is_extended = false;
376
377         if (modified < 128 && scantokey[modified])
378                 result = scantokey[modified];
379         else
380         {
381                 result = 0;
382                 Con_DPrintf("key 0x%02x (0x%8x, 0x%8x) has no translation\n", modified, key, virtualkey);
383         }
384
385         if (key & (1 << 24))
386                 is_extended = true;
387
388         if ( !is_extended )
389         {
390                 switch ( result )
391                 {
392                 case K_HOME:
393                         return K_KP_HOME;
394                 case K_UPARROW:
395                         return K_KP_UPARROW;
396                 case K_PGUP:
397                         return K_KP_PGUP;
398                 case K_LEFTARROW:
399                         return K_KP_LEFTARROW;
400                 case K_RIGHTARROW:
401                         return K_KP_RIGHTARROW;
402                 case K_END:
403                         return K_KP_END;
404                 case K_DOWNARROW:
405                         return K_KP_DOWNARROW;
406                 case K_PGDN:
407                         return K_KP_PGDN;
408                 case K_INS:
409                         return K_KP_INS;
410                 case K_DEL:
411                         return K_KP_DEL;
412                 default:
413                         return result;
414                 }
415         }
416         else
417         {
418                 switch ( result )
419                 {
420                 case 0x0D:
421                         return K_KP_ENTER;
422                 case 0x2F:
423                         return K_KP_SLASH;
424                 case 0xAF:
425                         return K_KP_PLUS;
426                 }
427                 return result;
428         }
429 }
430
431 /*
432 ===================================================================
433
434 MAIN WINDOW
435
436 ===================================================================
437 */
438
439 /*
440 ================
441 ClearAllStates
442 ================
443 */
444 void ClearAllStates (void)
445 {
446         Key_ClearStates ();
447         IN_ClearStates ();
448 }
449
450 extern qboolean host_loopactive;
451
452 void AppActivate(BOOL fActive, BOOL minimize)
453 /****************************************************************************
454 *
455 * Function:     AppActivate
456 * Parameters:   fActive - True if app is activating
457 *
458 * Description:  If the application is activating, then swap the system
459 *               into SYSPAL_NOSTATIC mode so that our palettes will display
460 *               correctly.
461 *
462 ****************************************************************************/
463 {
464         static BOOL     sound_active;
465
466         vid_activewindow = fActive;
467         vid_hidden = minimize;
468
469 // enable/disable sound on focus gain/loss
470         if (!vid_activewindow && sound_active)
471         {
472                 S_BlockSound ();
473                 sound_active = false;
474         }
475         else if (vid_activewindow && !sound_active)
476         {
477                 S_UnblockSound ();
478                 sound_active = true;
479         }
480
481         if (fActive)
482         {
483                 if (vid_isfullscreen)
484                 {
485                         if (vid_wassuspended)
486                         {
487                                 vid_wassuspended = false;
488                                 ChangeDisplaySettings (&gdevmode, CDS_FULLSCREEN);
489                                 ShowWindow(mainwindow, SW_SHOWNORMAL);
490                         }
491
492                         // LordHavoc: from dabb, fix for alt-tab bug in NVidia drivers
493                         MoveWindow(mainwindow,0,0,gdevmode.dmPelsWidth,gdevmode.dmPelsHeight,false);
494                 }
495         }
496
497         if (!fActive)
498         {
499                 vid_usingmouse = false;
500                 IN_DeactivateMouse ();
501                 IN_ShowMouse ();
502                 if (vid_isfullscreen)
503                 {
504                         ChangeDisplaySettings (NULL, 0);
505                         vid_wassuspended = true;
506                 }
507                 VID_RestoreSystemGamma();
508         }
509 }
510
511 //TODO: move it around in vid_wgl.c since I dont think this is the right position
512 void Sys_SendKeyEvents (void)
513 {
514         MSG msg;
515
516         while (PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE))
517         {
518         // we always update if there are any event, even if we're paused
519                 scr_skipupdate = 0;
520
521                 if (!GetMessage (&msg, NULL, 0, 0))
522                         Sys_Quit ();
523
524                 TranslateMessage (&msg);
525                 DispatchMessage (&msg);
526         }
527 }
528
529 LONG CDAudio_MessageHandler(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
530
531 /* main window procedure */
532 LONG WINAPI MainWndProc (HWND hWnd, UINT uMsg, WPARAM  wParam, LPARAM lParam)
533 {
534         LONG    lRet = 1;
535         int             fActive, fMinimized, temp;
536         char    state[256];
537         char    asciichar[4];
538         int             vkey;
539         qboolean down = false;
540
541         extern unsigned int uiWheelMessage;
542
543         if ( uMsg == uiWheelMessage )
544                 uMsg = WM_MOUSEWHEEL;
545
546         switch (uMsg)
547         {
548                 case WM_KILLFOCUS:
549                         if (vid_isfullscreen)
550                                 ShowWindow(mainwindow, SW_SHOWMINNOACTIVE);
551                         break;
552
553                 case WM_CREATE:
554                         break;
555
556                 case WM_MOVE:
557                         window_x = (int) LOWORD(lParam);
558                         window_y = (int) HIWORD(lParam);
559                         VID_UpdateWindowStatus ();
560                         break;
561         
562                 case WM_KEYDOWN:
563                 case WM_SYSKEYDOWN:
564                         down = true;
565                 case WM_KEYUP:
566                 case WM_SYSKEYUP:
567                         vkey = MapKey(lParam, wParam);
568                         GetKeyboardState (state);
569                         // alt/ctrl/shift tend to produce funky ToAscii values,
570                         // and if it's not a single character we don't know care about it
571                         if (vkey == K_ALT || vkey == K_CTRL || vkey == K_SHIFT || ToAscii (wParam, lParam >> 16, state, (unsigned short *)asciichar, 0) != 1)
572                                 asciichar[0] = 0;
573                         Key_Event (vkey, asciichar[0], down);
574                         break;
575
576                 case WM_SYSCHAR:
577                 // keep Alt-Space from happening
578                         break;
579
580         // this is complicated because Win32 seems to pack multiple mouse events into
581         // one update sometimes, so we always check all states and look for events
582                 case WM_LBUTTONDOWN:
583                 case WM_LBUTTONUP:
584                 case WM_RBUTTONDOWN:
585                 case WM_RBUTTONUP:
586                 case WM_MBUTTONDOWN:
587                 case WM_MBUTTONUP:
588                 case WM_XBUTTONDOWN:   // backslash :: imouse explorer buttons
589                 case WM_XBUTTONUP:      // backslash :: imouse explorer buttons
590                 case WM_MOUSEMOVE:
591                         temp = 0;
592
593                         if (wParam & MK_LBUTTON)
594                                 temp |= 1;
595
596                         if (wParam & MK_RBUTTON)
597                                 temp |= 2;
598
599                         if (wParam & MK_MBUTTON)
600                                 temp |= 4;
601
602                         /* backslash :: imouse explorer buttons */
603                         if (wParam & MK_XBUTTON1)
604                                 temp |= 8;
605
606                         if (wParam & MK_XBUTTON2)
607                                 temp |= 16;
608                         /* :: backslash */
609
610                         // LordHavoc: lets hope this allows more buttons in the future...
611                         if (wParam & MK_XBUTTON3)
612                                 temp |= 32;
613                         if (wParam & MK_XBUTTON4)
614                                 temp |= 64;
615                         if (wParam & MK_XBUTTON5)
616                                 temp |= 128;
617                         if (wParam & MK_XBUTTON6)
618                                 temp |= 256;
619                         if (wParam & MK_XBUTTON7)
620                                 temp |= 512;
621
622                         IN_MouseEvent (temp);
623
624                         break;
625
626                 // JACK: This is the mouse wheel with the Intellimouse
627                 // Its delta is either positive or neg, and we generate the proper
628                 // Event.
629                 case WM_MOUSEWHEEL:
630                         if ((short) HIWORD(wParam) > 0) {
631                                 Key_Event(K_MWHEELUP, 0, true);
632                                 Key_Event(K_MWHEELUP, 0, false);
633                         } else {
634                                 Key_Event(K_MWHEELDOWN, 0, true);
635                                 Key_Event(K_MWHEELDOWN, 0, false);
636                         }
637                         break;
638
639                 case WM_SIZE:
640                         break;
641
642                 case WM_CLOSE:
643                         if (MessageBox (mainwindow, "Are you sure you want to quit?", "Confirm Exit", MB_YESNO | MB_SETFOREGROUND | MB_ICONQUESTION) == IDYES)
644                                 Sys_Quit ();
645
646                         break;
647
648                 case WM_ACTIVATE:
649                         fActive = LOWORD(wParam);
650                         fMinimized = (BOOL) HIWORD(wParam);
651                         AppActivate(!(fActive == WA_INACTIVE), fMinimized);
652
653                 // fix the leftover Alt from any Alt-Tab or the like that switched us away
654                         ClearAllStates ();
655
656                         break;
657
658                 //case WM_DESTROY:
659                 //      PostQuitMessage (0);
660                 //      break;
661
662                 case MM_MCINOTIFY:
663                         lRet = CDAudio_MessageHandler (hWnd, uMsg, wParam, lParam);
664                         break;
665
666                 default:
667                         /* pass all unhandled messages to DefWindowProc */
668                         lRet = DefWindowProc (hWnd, uMsg, wParam, lParam);
669                 break;
670         }
671
672         /* return 1 if handled message, 0 if not */
673         return lRet;
674 }
675
676 int VID_SetGamma(unsigned short *ramps)
677 {
678         HDC hdc = GetDC (NULL);
679         int i = SetDeviceGammaRamp(hdc, ramps);
680         ReleaseDC (NULL, hdc);
681         return i; // return success or failure
682 }
683
684 int VID_GetGamma(unsigned short *ramps)
685 {
686         HDC hdc = GetDC (NULL);
687         int i = GetDeviceGammaRamp(hdc, ramps);
688         ReleaseDC (NULL, hdc);
689         return i; // return success or failure
690 }
691
692 static HINSTANCE gldll;
693
694 int GL_OpenLibrary(const char *name)
695 {
696         Con_Printf("Loading OpenGL driver %s\n", name);
697         GL_CloseLibrary();
698         if (!(gldll = LoadLibrary(name)))
699         {
700                 Con_Printf("Unable to LoadLibrary %s\n", name);
701                 return false;
702         }
703         strcpy(gl_driver, name);
704         return true;
705 }
706
707 void GL_CloseLibrary(void)
708 {
709         FreeLibrary(gldll);
710         gldll = 0;
711         gl_driver[0] = 0;
712         qwglGetProcAddress = NULL;
713         gl_extensions = "";
714         gl_platform = "";
715         gl_platformextensions = "";
716 }
717
718 void *GL_GetProcAddress(const char *name)
719 {
720         void *p = NULL;
721         if (qwglGetProcAddress != NULL)
722                 p = (void *) qwglGetProcAddress(name);
723         if (p == NULL)
724                 p = (void *) GetProcAddress(gldll, name);
725         return p;
726 }
727
728 static void IN_Init(void);
729 void VID_Init(void)
730 {
731         WNDCLASS wc;
732
733         InitCommonControls();
734         hIcon = LoadIcon (global_hInstance, MAKEINTRESOURCE (IDI_ICON1));
735
736         // Register the frame class
737         wc.style         = 0;
738         wc.lpfnWndProc   = (WNDPROC)MainWndProc;
739         wc.cbClsExtra    = 0;
740         wc.cbWndExtra    = 0;
741         wc.hInstance     = global_hInstance;
742         wc.hIcon         = hIcon;
743         wc.hCursor       = LoadCursor (NULL,IDC_ARROW);
744         wc.hbrBackground = NULL;
745         wc.lpszMenuName  = 0;
746         wc.lpszClassName = "DarkPlacesWindowClass";
747
748         if (!RegisterClass (&wc))
749                 Sys_Error("Couldn't register window class\n");
750
751         IN_Init();
752 }
753
754 int VID_InitMode (int fullscreen, int width, int height, int bpp)
755 {
756         int i;
757         HDC hdc;
758         RECT rect;
759         MSG msg;
760         PIXELFORMATDESCRIPTOR pfd =
761         {
762                 sizeof(PIXELFORMATDESCRIPTOR),  // size of this pfd
763                 1,                              // version number
764                 PFD_DRAW_TO_WINDOW              // support window
765                 |  PFD_SUPPORT_OPENGL   // support OpenGL
766                 |  PFD_DOUBLEBUFFER ,   // double buffered
767                 PFD_TYPE_RGBA,                  // RGBA type
768                 24,                             // 24-bit color depth
769                 0, 0, 0, 0, 0, 0,               // color bits ignored
770                 0,                              // no alpha buffer
771                 0,                              // shift bit ignored
772                 0,                              // no accumulation buffer
773                 0, 0, 0, 0,                     // accum bits ignored
774                 32,                             // 32-bit z-buffer
775                 0,                              // no stencil buffer
776                 0,                              // no auxiliary buffer
777                 PFD_MAIN_PLANE,                 // main layer
778                 0,                              // reserved
779                 0, 0, 0                         // layer masks ignored
780         };
781         int pixelformat;
782         DWORD WindowStyle, ExWindowStyle;
783         HGLRC baseRC;
784         int CenterX, CenterY;
785         const char *gldrivername;
786         int depth;
787
788         if (vid_initialized)
789                 Sys_Error("VID_InitMode called when video is already initialised\n");
790
791         // if stencil is enabled, ask for alpha too
792         if (bpp >= 32)
793         {
794                 pfd.cStencilBits = 8;
795                 pfd.cAlphaBits = 8;
796         }
797         else
798         {
799                 pfd.cStencilBits = 0;
800                 pfd.cAlphaBits = 0;
801         }
802
803         gldrivername = "opengl32.dll";
804         i = COM_CheckParm("-gl_driver");
805         if (i && i < com_argc - 1)
806                 gldrivername = com_argv[i + 1];
807         if (!GL_OpenLibrary(gldrivername))
808         {
809                 Con_Printf("Unable to load GL driver %s\n", gldrivername);
810                 return false;
811         }
812
813         memset(&gdevmode, 0, sizeof(gdevmode));
814
815         vid_isfullscreen = false;
816         if (fullscreen)
817         {
818                 gdevmode.dmFields = DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT;
819                 gdevmode.dmBitsPerPel = bpp;
820                 gdevmode.dmPelsWidth = width;
821                 gdevmode.dmPelsHeight = height;
822                 gdevmode.dmSize = sizeof (gdevmode);
823                 if (ChangeDisplaySettings (&gdevmode, CDS_FULLSCREEN) != DISP_CHANGE_SUCCESSFUL)
824                 {
825                         VID_Shutdown();
826                         Con_Printf("Unable to change to requested mode %dx%dx%dbpp\n", width, height, bpp);
827                         return false;
828                 }
829
830                 vid_isfullscreen = true;
831                 WindowStyle = WS_POPUP;
832                 ExWindowStyle = WS_EX_TOPMOST;
833         }
834         else
835         {
836                 hdc = GetDC (NULL);
837                 i = GetDeviceCaps(hdc, RASTERCAPS);
838                 depth = GetDeviceCaps(hdc, PLANES) * GetDeviceCaps(hdc, BITSPIXEL);
839                 ReleaseDC (NULL, hdc);
840                 if (i & RC_PALETTE)
841                 {
842                         VID_Shutdown();
843                         Con_Print("Can't run in non-RGB mode\n");
844                         return false;
845                 }
846                 if (bpp > depth)
847                 {
848                         VID_Shutdown();
849                         Con_Print("A higher desktop depth is required to run this video mode\n");
850                         return false;
851                 }
852
853                 WindowStyle = WS_OVERLAPPED | WS_BORDER | WS_CAPTION | WS_SYSMENU | WS_MINIMIZEBOX;
854                 ExWindowStyle = 0;
855         }
856
857         rect.top = 0;
858         rect.left = 0;
859         rect.right = width;
860         rect.bottom = height;
861         AdjustWindowRectEx(&rect, WindowStyle, false, 0);
862
863         if (fullscreen)
864         {
865                 CenterX = 0;
866                 CenterY = 0;
867         }
868         else
869         {
870                 CenterX = (GetSystemMetrics(SM_CXSCREEN) - (rect.right - rect.left)) / 2;
871                 CenterY = (GetSystemMetrics(SM_CYSCREEN) - (rect.bottom - rect.top)) / 2;
872         }
873         CenterX = max(0, CenterX);
874         CenterY = max(0, CenterY);
875
876         // x and y may be changed by WM_MOVE messages
877         window_x = CenterX;
878         window_y = CenterY;
879         window_width = width;
880         window_height = height;
881         rect.left += CenterX;
882         rect.right += CenterX;
883         rect.top += CenterY;
884         rect.bottom += CenterY;
885
886         mainwindow = CreateWindowEx (ExWindowStyle, "DarkPlacesWindowClass", gamename, WindowStyle, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top, NULL, NULL, global_hInstance, NULL);
887         if (!mainwindow)
888         {
889                 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);
890                 VID_Shutdown();
891                 return false;
892         }
893
894         /*
895         if (!fullscreen)
896                 SetWindowPos (mainwindow, NULL, CenterX, CenterY, 0, 0,SWP_NOSIZE | SWP_NOZORDER | SWP_SHOWWINDOW | SWP_DRAWFRAME);
897         */
898
899         ShowWindow (mainwindow, SW_SHOWDEFAULT);
900         UpdateWindow (mainwindow);
901
902         VID_UpdateWindowStatus ();
903
904         // now we try to make sure we get the focus on the mode switch, because
905         // sometimes in some systems we don't.  We grab the foreground, then
906         // finish setting up, pump all our messages, and sleep for a little while
907         // to let messages finish bouncing around the system, then we put
908         // ourselves at the top of the z order, then grab the foreground again,
909         // Who knows if it helps, but it probably doesn't hurt
910         SetForegroundWindow (mainwindow);
911
912         while (PeekMessage (&msg, NULL, 0, 0, PM_REMOVE))
913         {
914                 TranslateMessage (&msg);
915                 DispatchMessage (&msg);
916         }
917
918         Sleep (100);
919
920         SetWindowPos (mainwindow, HWND_TOP, 0, 0, 0, 0, SWP_DRAWFRAME | SWP_NOMOVE | SWP_NOSIZE | SWP_SHOWWINDOW | SWP_NOCOPYBITS);
921
922         SetForegroundWindow (mainwindow);
923
924         // fix the leftover Alt from any Alt-Tab or the like that switched us away
925         ClearAllStates ();
926
927         hdc = GetDC(mainwindow);
928
929         if ((pixelformat = ChoosePixelFormat(hdc, &pfd)) == 0)
930         {
931                 VID_Shutdown();
932                 Con_Printf("ChoosePixelFormat(%d, %p) failed\n", hdc, &pfd);
933                 return false;
934         }
935
936         if (SetPixelFormat(hdc, pixelformat, &pfd) == false)
937         {
938                 VID_Shutdown();
939                 Con_Printf("SetPixelFormat(%d, %d, %p) failed\n", hdc, pixelformat, &pfd);
940                 return false;
941         }
942
943         if (!GL_CheckExtension("wgl", wglfuncs, NULL, false))
944         {
945                 VID_Shutdown();
946                 Con_Print("wgl functions not found\n");
947                 return false;
948         }
949
950         baseRC = qwglCreateContext(hdc);
951         if (!baseRC)
952         {
953                 VID_Shutdown();
954                 Con_Print("Could not initialize GL (wglCreateContext failed).\n\nMake sure you are in 65536 color mode, and try running -window.\n");
955                 return false;
956         }
957         if (!qwglMakeCurrent(hdc, baseRC))
958         {
959                 VID_Shutdown();
960                 Con_Printf("wglMakeCurrent(%d, %d) failed\n", hdc, baseRC);
961                 return false;
962         }
963
964         qglGetString = GL_GetProcAddress("glGetString");
965         qwglGetExtensionsStringARB = GL_GetProcAddress("wglGetExtensionsStringARB");
966         if (qglGetString == NULL)
967         {
968                 VID_Shutdown();
969                 Con_Print("glGetString not found\n");
970                 return false;
971         }
972         gl_renderer = qglGetString(GL_RENDERER);
973         gl_vendor = qglGetString(GL_VENDOR);
974         gl_version = qglGetString(GL_VERSION);
975         gl_extensions = qglGetString(GL_EXTENSIONS);
976         gl_platform = "WGL";
977         gl_platformextensions = "";
978
979         if (qwglGetExtensionsStringARB)
980                 gl_platformextensions = qwglGetExtensionsStringARB(hdc);
981
982         gl_videosyncavailable = GL_CheckExtension("WGL_EXT_swap_control", wglswapintervalfuncs, NULL, false);
983         ReleaseDC(mainwindow, hdc);
984
985         GL_Init ();
986
987         // LordHavoc: special differences for ATI (broken 8bit color when also using 32bit? weird!)
988         if (strncasecmp(gl_vendor,"ATI",3)==0)
989         {
990                 if (strncasecmp(gl_renderer,"Rage Pro",8)==0)
991                         isRagePro = true;
992         }
993         if (strncasecmp(gl_renderer,"Matrox G200 Direct3D",20)==0) // a D3D driver for GL? sigh...
994                 isG200 = true;
995
996         //vid_menudrawfn = VID_MenuDraw;
997         //vid_menukeyfn = VID_MenuKey;
998         vid_hidden = false;
999         vid_initialized = true;
1000
1001         IN_StartupMouse ();
1002         IN_StartupJoystick ();
1003
1004         return true;
1005 }
1006
1007 static void IN_Shutdown(void);
1008 void VID_Shutdown (void)
1009 {
1010         HGLRC hRC = 0;
1011         HDC hDC = 0;
1012
1013         if(vid_initialized == false)
1014                 return;
1015
1016         VID_RestoreSystemGamma();
1017
1018         vid_initialized = false;
1019         IN_Shutdown();
1020         if (qwglGetCurrentContext)
1021                 hRC = qwglGetCurrentContext();
1022         if (qwglGetCurrentDC)
1023                 hDC = qwglGetCurrentDC();
1024         if (qwglMakeCurrent)
1025                 qwglMakeCurrent(NULL, NULL);
1026         if (hRC && qwglDeleteContext)
1027                 qwglDeleteContext(hRC);
1028         // close the library before we get rid of the window
1029         GL_CloseLibrary();
1030         if (hDC && mainwindow)
1031                 ReleaseDC(mainwindow, hDC);
1032         AppActivate(false, false);
1033         if (mainwindow)
1034                 DestroyWindow(mainwindow);
1035         mainwindow = 0;
1036         if (vid_isfullscreen)
1037                 ChangeDisplaySettings (NULL, 0);
1038         vid_isfullscreen = false;
1039 }
1040
1041
1042 /*
1043 ===========
1044 IN_ShowMouse
1045 ===========
1046 */
1047 void IN_ShowMouse (void)
1048 {
1049         if (!mouseshowtoggle)
1050         {
1051                 ShowCursor (true);
1052                 mouseshowtoggle = 1;
1053         }
1054 }
1055
1056
1057 /*
1058 ===========
1059 IN_HideMouse
1060 ===========
1061 */
1062 void IN_HideMouse (void)
1063 {
1064         if (mouseshowtoggle)
1065         {
1066                 ShowCursor (false);
1067                 mouseshowtoggle = 0;
1068         }
1069 }
1070
1071
1072 /*
1073 ===========
1074 IN_ActivateMouse
1075 ===========
1076 */
1077 void IN_ActivateMouse (void)
1078 {
1079
1080         mouseactivatetoggle = true;
1081
1082         if (mouseinitialized)
1083         {
1084                 if (dinput)
1085                 {
1086                         if (g_pMouse)
1087                         {
1088                                 if (!dinput_acquired)
1089                                 {
1090                                         IDirectInputDevice_Acquire(g_pMouse);
1091                                         dinput_acquired = true;
1092                                 }
1093                         }
1094                         else
1095                         {
1096                                 return;
1097                         }
1098                 }
1099                 else
1100                 {
1101                         RECT window_rect;
1102                         window_rect.left = window_x;
1103                         window_rect.top = window_y;
1104                         window_rect.right = window_x + window_width;
1105                         window_rect.bottom = window_y + window_height;
1106
1107                         if (mouseparmsvalid)
1108                                 restore_spi = SystemParametersInfo (SPI_SETMOUSE, 0, newmouseparms, 0);
1109
1110                         SetCursorPos (window_center_x, window_center_y);
1111                         SetCapture (mainwindow);
1112                         ClipCursor (&window_rect);
1113                 }
1114
1115                 mouseactive = true;
1116         }
1117 }
1118
1119
1120 /*
1121 ===========
1122 IN_DeactivateMouse
1123 ===========
1124 */
1125 void IN_DeactivateMouse (void)
1126 {
1127
1128         mouseactivatetoggle = false;
1129
1130         if (mouseinitialized)
1131         {
1132                 if (dinput)
1133                 {
1134                         if (g_pMouse)
1135                         {
1136                                 if (dinput_acquired)
1137                                 {
1138                                         IDirectInputDevice_Unacquire(g_pMouse);
1139                                         dinput_acquired = false;
1140                                 }
1141                         }
1142                 }
1143                 else
1144                 {
1145                         if (restore_spi)
1146                                 SystemParametersInfo (SPI_SETMOUSE, 0, originalmouseparms, 0);
1147
1148                         ClipCursor (NULL);
1149                         ReleaseCapture ();
1150                 }
1151
1152                 mouseactive = false;
1153         }
1154 }
1155
1156
1157 /*
1158 ===========
1159 IN_InitDInput
1160 ===========
1161 */
1162 qboolean IN_InitDInput (void)
1163 {
1164     HRESULT             hr;
1165         DIPROPDWORD     dipdw = {
1166                 {
1167                         sizeof(DIPROPDWORD),        // diph.dwSize
1168                         sizeof(DIPROPHEADER),       // diph.dwHeaderSize
1169                         0,                          // diph.dwObj
1170                         DIPH_DEVICE,                // diph.dwHow
1171                 },
1172                 DINPUT_BUFFERSIZE,              // dwData
1173         };
1174
1175         if (!hInstDI)
1176         {
1177                 hInstDI = LoadLibrary("dinput.dll");
1178
1179                 if (hInstDI == NULL)
1180                 {
1181                         Con_SafePrint("Couldn't load dinput.dll\n");
1182                         return false;
1183                 }
1184         }
1185
1186         if (!pDirectInputCreate)
1187         {
1188                 pDirectInputCreate = (void *)GetProcAddress(hInstDI,"DirectInputCreateA");
1189
1190                 if (!pDirectInputCreate)
1191                 {
1192                         Con_SafePrint("Couldn't get DI proc addr\n");
1193                         return false;
1194                 }
1195         }
1196
1197 // register with DirectInput and get an IDirectInput to play with.
1198         hr = iDirectInputCreate(global_hInstance, DIRECTINPUT_VERSION, &g_pdi, NULL);
1199
1200         if (FAILED(hr))
1201         {
1202                 return false;
1203         }
1204
1205 // obtain an interface to the system mouse device.
1206         hr = IDirectInput_CreateDevice(g_pdi, &GUID_SysMouse, &g_pMouse, NULL);
1207
1208         if (FAILED(hr))
1209         {
1210                 Con_SafePrint("Couldn't open DI mouse device\n");
1211                 return false;
1212         }
1213
1214 // set the data format to "mouse format".
1215         hr = IDirectInputDevice_SetDataFormat(g_pMouse, &df);
1216
1217         if (FAILED(hr))
1218         {
1219                 Con_SafePrint("Couldn't set DI mouse format\n");
1220                 return false;
1221         }
1222
1223 // set the cooperativity level.
1224         hr = IDirectInputDevice_SetCooperativeLevel(g_pMouse, mainwindow,
1225                         DISCL_EXCLUSIVE | DISCL_FOREGROUND);
1226
1227         if (FAILED(hr))
1228         {
1229                 Con_SafePrint("Couldn't set DI coop level\n");
1230                 return false;
1231         }
1232
1233
1234 // set the buffer size to DINPUT_BUFFERSIZE elements.
1235 // the buffer size is a DWORD property associated with the device
1236         hr = IDirectInputDevice_SetProperty(g_pMouse, DIPROP_BUFFERSIZE, &dipdw.diph);
1237
1238         if (FAILED(hr))
1239         {
1240                 Con_SafePrint("Couldn't set DI buffersize\n");
1241                 return false;
1242         }
1243
1244         return true;
1245 }
1246
1247
1248 /*
1249 ===========
1250 IN_StartupMouse
1251 ===========
1252 */
1253 void IN_StartupMouse (void)
1254 {
1255         if (COM_CheckParm ("-nomouse") || COM_CheckParm("-safe"))
1256                 return;
1257
1258         mouseinitialized = true;
1259
1260         if (COM_CheckParm ("-dinput"))
1261         {
1262                 dinput = IN_InitDInput ();
1263
1264                 if (dinput)
1265                 {
1266                         Con_SafePrint("DirectInput initialized\n");
1267                 }
1268                 else
1269                 {
1270                         Con_SafePrint("DirectInput not initialized\n");
1271                 }
1272         }
1273
1274         if (!dinput)
1275         {
1276                 mouseparmsvalid = SystemParametersInfo (SPI_GETMOUSE, 0, originalmouseparms, 0);
1277
1278                 if (mouseparmsvalid)
1279                 {
1280                         if ( COM_CheckParm ("-noforcemspd") )
1281                                 newmouseparms[2] = originalmouseparms[2];
1282
1283                         if ( COM_CheckParm ("-noforcemaccel") )
1284                         {
1285                                 newmouseparms[0] = originalmouseparms[0];
1286                                 newmouseparms[1] = originalmouseparms[1];
1287                         }
1288
1289                         if ( COM_CheckParm ("-noforcemparms") )
1290                         {
1291                                 newmouseparms[0] = originalmouseparms[0];
1292                                 newmouseparms[1] = originalmouseparms[1];
1293                                 newmouseparms[2] = originalmouseparms[2];
1294                         }
1295                 }
1296         }
1297
1298         mouse_buttons = 10;
1299
1300 // if a fullscreen video mode was set before the mouse was initialized,
1301 // set the mouse state appropriately
1302         if (mouseactivatetoggle)
1303                 IN_ActivateMouse ();
1304 }
1305
1306
1307 /*
1308 ===========
1309 IN_MouseEvent
1310 ===========
1311 */
1312 void IN_MouseEvent (int mstate)
1313 {
1314         int     i;
1315
1316         if (mouseactive && !dinput)
1317         {
1318         // perform button actions
1319                 for (i=0 ; i<mouse_buttons ; i++)
1320                 {
1321                         if ( (mstate & (1<<i)) &&
1322                                 !(mouse_oldbuttonstate & (1<<i)) )
1323                         {
1324                                 Key_Event (K_MOUSE1 + i, 0, true);
1325                         }
1326
1327                         if ( !(mstate & (1<<i)) &&
1328                                 (mouse_oldbuttonstate & (1<<i)) )
1329                         {
1330                                 Key_Event (K_MOUSE1 + i, 0, false);
1331                         }
1332                 }
1333
1334                 mouse_oldbuttonstate = mstate;
1335         }
1336 }
1337
1338
1339 /*
1340 ===========
1341 IN_MouseMove
1342 ===========
1343 */
1344 void IN_MouseMove (usercmd_t *cmd)
1345 {
1346         int                                     i, mx, my;
1347         DIDEVICEOBJECTDATA      od;
1348         DWORD                           dwElements;
1349         HRESULT                         hr;
1350
1351         if (!mouseactive)
1352         {
1353                 GetCursorPos (&current_pos);
1354                 //ui_mouseupdate(current_pos.x - window_x, current_pos.y - window_y);
1355                 IN_Mouse( cmd, 0, 0 );
1356                 return;
1357         }
1358
1359         if (dinput)
1360         {
1361                 mx = 0;
1362                 my = 0;
1363
1364                 for (;;)
1365                 {
1366                         dwElements = 1;
1367
1368                         hr = IDirectInputDevice_GetDeviceData(g_pMouse,
1369                                         sizeof(DIDEVICEOBJECTDATA), &od, &dwElements, 0);
1370
1371                         if ((hr == DIERR_INPUTLOST) || (hr == DIERR_NOTACQUIRED))
1372                         {
1373                                 dinput_acquired = true;
1374                                 IDirectInputDevice_Acquire(g_pMouse);
1375                                 break;
1376                         }
1377
1378                         /* Unable to read data or no data available */
1379                         if (FAILED(hr) || dwElements == 0)
1380                                 break;
1381
1382                         /* Look at the element to see what happened */
1383
1384                         switch (od.dwOfs)
1385                         {
1386                                 case DIMOFS_X:
1387                                         mx += od.dwData;
1388                                         break;
1389
1390                                 case DIMOFS_Y:
1391                                         my += od.dwData;
1392                                         break;
1393
1394                                 case DIMOFS_BUTTON0:
1395                                         if (od.dwData & 0x80)
1396                                                 mstate_di |= 1;
1397                                         else
1398                                                 mstate_di &= ~1;
1399                                         break;
1400
1401                                 case DIMOFS_BUTTON1:
1402                                         if (od.dwData & 0x80)
1403                                                 mstate_di |= (1<<1);
1404                                         else
1405                                                 mstate_di &= ~(1<<1);
1406                                         break;
1407
1408                                 case DIMOFS_BUTTON2:
1409                                         if (od.dwData & 0x80)
1410                                                 mstate_di |= (1<<2);
1411                                         else
1412                                                 mstate_di &= ~(1<<2);
1413                                         break;
1414                         }
1415                 }
1416
1417         // perform button actions
1418                 for (i=0 ; i<mouse_buttons ; i++)
1419                 {
1420                         if ( (mstate_di & (1<<i)) &&
1421                                 !(mouse_oldbuttonstate & (1<<i)) )
1422                         {
1423                                 Key_Event (K_MOUSE1 + i, 0, true);
1424                         }
1425
1426                         if ( !(mstate_di & (1<<i)) &&
1427                                 (mouse_oldbuttonstate & (1<<i)) )
1428                         {
1429                                 Key_Event (K_MOUSE1 + i, 0, false);
1430                         }
1431                 }
1432
1433                 mouse_oldbuttonstate = mstate_di;
1434         }
1435         else
1436         {
1437                 GetCursorPos (&current_pos);
1438                 mx = current_pos.x - window_center_x + mx_accum;
1439                 my = current_pos.y - window_center_y + my_accum;
1440                 mx_accum = 0;
1441                 my_accum = 0;
1442         }
1443
1444         IN_Mouse(cmd, mx, my);
1445
1446         // if the mouse has moved, force it to the center, so there's room to move
1447         if (!dinput && (mx || my))
1448                 SetCursorPos (window_center_x, window_center_y);
1449 }
1450
1451
1452 /*
1453 ===========
1454 IN_Move
1455 ===========
1456 */
1457 void IN_Move (usercmd_t *cmd)
1458 {
1459         if (vid_activewindow && !vid_hidden)
1460         {
1461                 IN_MouseMove (cmd);
1462                 IN_JoyMove (cmd);
1463         }
1464 }
1465
1466
1467 /*
1468 ===========
1469 IN_Accumulate
1470 ===========
1471 */
1472 void IN_Accumulate (void)
1473 {
1474         if (mouseactive)
1475         {
1476                 if (!dinput)
1477                 {
1478                         GetCursorPos (&current_pos);
1479
1480                         mx_accum += current_pos.x - window_center_x;
1481                         my_accum += current_pos.y - window_center_y;
1482
1483                 // force the mouse to the center, so there's room to move
1484                         SetCursorPos (window_center_x, window_center_y);
1485                 }
1486         }
1487 }
1488
1489
1490 /*
1491 ===================
1492 IN_ClearStates
1493 ===================
1494 */
1495 void IN_ClearStates (void)
1496 {
1497         if (mouseactive)
1498         {
1499                 mx_accum = 0;
1500                 my_accum = 0;
1501                 mouse_oldbuttonstate = 0;
1502         }
1503 }
1504
1505
1506 /*
1507 ===============
1508 IN_StartupJoystick
1509 ===============
1510 */
1511 void IN_StartupJoystick (void)
1512 {
1513         int                     numdevs;
1514         JOYCAPS         jc;
1515         MMRESULT        mmr;
1516         mmr = 0;
1517
1518         // assume no joystick
1519         joy_avail = false;
1520
1521         // abort startup if user requests no joystick
1522         if (COM_CheckParm ("-nojoy") || COM_CheckParm("-safe"))
1523                 return;
1524
1525         // verify joystick driver is present
1526         if ((numdevs = joyGetNumDevs ()) == 0)
1527         {
1528                 Con_Print("\njoystick not found -- driver not present\n\n");
1529                 return;
1530         }
1531
1532         // cycle through the joystick ids for the first valid one
1533         for (joy_id=0 ; joy_id<numdevs ; joy_id++)
1534         {
1535                 memset (&ji, 0, sizeof(ji));
1536                 ji.dwSize = sizeof(ji);
1537                 ji.dwFlags = JOY_RETURNCENTERED;
1538
1539                 if ((mmr = joyGetPosEx (joy_id, &ji)) == JOYERR_NOERROR)
1540                         break;
1541         }
1542
1543         // abort startup if we didn't find a valid joystick
1544         if (mmr != JOYERR_NOERROR)
1545         {
1546                 Con_Printf("\njoystick not found -- no valid joysticks (%x)\n\n", mmr);
1547                 return;
1548         }
1549
1550         // get the capabilities of the selected joystick
1551         // abort startup if command fails
1552         memset (&jc, 0, sizeof(jc));
1553         if ((mmr = joyGetDevCaps (joy_id, &jc, sizeof(jc))) != JOYERR_NOERROR)
1554         {
1555                 Con_Printf("\njoystick not found -- invalid joystick capabilities (%x)\n\n", mmr);
1556                 return;
1557         }
1558
1559         // save the joystick's number of buttons and POV status
1560         joy_numbuttons = jc.wNumButtons;
1561         joy_haspov = jc.wCaps & JOYCAPS_HASPOV;
1562
1563         // old button and POV states default to no buttons pressed
1564         joy_oldbuttonstate = joy_oldpovstate = 0;
1565
1566         // mark the joystick as available and advanced initialization not completed
1567         // this is needed as cvars are not available during initialization
1568
1569         joy_avail = true;
1570         joy_advancedinit = false;
1571
1572         Con_Print("\njoystick detected\n\n");
1573 }
1574
1575
1576 /*
1577 ===========
1578 RawValuePointer
1579 ===========
1580 */
1581 PDWORD RawValuePointer (int axis)
1582 {
1583         switch (axis)
1584         {
1585         case JOY_AXIS_X:
1586                 return &ji.dwXpos;
1587         case JOY_AXIS_Y:
1588                 return &ji.dwYpos;
1589         case JOY_AXIS_Z:
1590                 return &ji.dwZpos;
1591         case JOY_AXIS_R:
1592                 return &ji.dwRpos;
1593         case JOY_AXIS_U:
1594                 return &ji.dwUpos;
1595         case JOY_AXIS_V:
1596                 return &ji.dwVpos;
1597         }
1598         return NULL; // LordHavoc: hush compiler warning
1599 }
1600
1601
1602 /*
1603 ===========
1604 Joy_AdvancedUpdate_f
1605 ===========
1606 */
1607 void Joy_AdvancedUpdate_f (void)
1608 {
1609
1610         // called once by IN_ReadJoystick and by user whenever an update is needed
1611         // cvars are now available
1612         int     i;
1613         DWORD dwTemp;
1614
1615         // initialize all the maps
1616         for (i = 0; i < JOY_MAX_AXES; i++)
1617         {
1618                 dwAxisMap[i] = AxisNada;
1619                 dwControlMap[i] = JOY_ABSOLUTE_AXIS;
1620                 pdwRawValue[i] = RawValuePointer(i);
1621         }
1622
1623         if( joy_advanced.integer == 0)
1624         {
1625                 // default joystick initialization
1626                 // 2 axes only with joystick control
1627                 dwAxisMap[JOY_AXIS_X] = AxisTurn;
1628                 // dwControlMap[JOY_AXIS_X] = JOY_ABSOLUTE_AXIS;
1629                 dwAxisMap[JOY_AXIS_Y] = AxisForward;
1630                 // dwControlMap[JOY_AXIS_Y] = JOY_ABSOLUTE_AXIS;
1631         }
1632         else
1633         {
1634                 if (strcmp (joy_name.string, "joystick") != 0)
1635                 {
1636                         // notify user of advanced controller
1637                         Con_Printf("\n%s configured\n\n", joy_name.string);
1638                 }
1639
1640                 // advanced initialization here
1641                 // data supplied by user via joy_axisn cvars
1642                 dwTemp = (DWORD) joy_advaxisx.value;
1643                 dwAxisMap[JOY_AXIS_X] = dwTemp & 0x0000000f;
1644                 dwControlMap[JOY_AXIS_X] = dwTemp & JOY_RELATIVE_AXIS;
1645                 dwTemp = (DWORD) joy_advaxisy.value;
1646                 dwAxisMap[JOY_AXIS_Y] = dwTemp & 0x0000000f;
1647                 dwControlMap[JOY_AXIS_Y] = dwTemp & JOY_RELATIVE_AXIS;
1648                 dwTemp = (DWORD) joy_advaxisz.value;
1649                 dwAxisMap[JOY_AXIS_Z] = dwTemp & 0x0000000f;
1650                 dwControlMap[JOY_AXIS_Z] = dwTemp & JOY_RELATIVE_AXIS;
1651                 dwTemp = (DWORD) joy_advaxisr.value;
1652                 dwAxisMap[JOY_AXIS_R] = dwTemp & 0x0000000f;
1653                 dwControlMap[JOY_AXIS_R] = dwTemp & JOY_RELATIVE_AXIS;
1654                 dwTemp = (DWORD) joy_advaxisu.value;
1655                 dwAxisMap[JOY_AXIS_U] = dwTemp & 0x0000000f;
1656                 dwControlMap[JOY_AXIS_U] = dwTemp & JOY_RELATIVE_AXIS;
1657                 dwTemp = (DWORD) joy_advaxisv.value;
1658                 dwAxisMap[JOY_AXIS_V] = dwTemp & 0x0000000f;
1659                 dwControlMap[JOY_AXIS_V] = dwTemp & JOY_RELATIVE_AXIS;
1660         }
1661
1662         // compute the axes to collect from DirectInput
1663         joy_flags = JOY_RETURNCENTERED | JOY_RETURNBUTTONS | JOY_RETURNPOV;
1664         for (i = 0; i < JOY_MAX_AXES; i++)
1665         {
1666                 if (dwAxisMap[i] != AxisNada)
1667                 {
1668                         joy_flags |= dwAxisFlags[i];
1669                 }
1670         }
1671 }
1672
1673 /*
1674 ===========
1675 IN_Commands
1676 ===========
1677 */
1678 void IN_Commands (void)
1679 {
1680         int             i, key_index;
1681         DWORD   buttonstate, povstate;
1682
1683         if (!joy_avail)
1684         {
1685                 return;
1686         }
1687
1688
1689         // loop through the joystick buttons
1690         // key a joystick event or auxillary event for higher number buttons for each state change
1691         buttonstate = ji.dwButtons;
1692         for (i=0 ; i < (int) joy_numbuttons ; i++)
1693         {
1694                 if ( (buttonstate & (1<<i)) && !(joy_oldbuttonstate & (1<<i)) )
1695                 {
1696                         key_index = (i < 4) ? K_JOY1 : K_AUX1;
1697                         Key_Event (key_index + i, 0, true);
1698                 }
1699
1700                 if ( !(buttonstate & (1<<i)) && (joy_oldbuttonstate & (1<<i)) )
1701                 {
1702                         key_index = (i < 4) ? K_JOY1 : K_AUX1;
1703                         Key_Event (key_index + i, 0, false);
1704                 }
1705         }
1706         joy_oldbuttonstate = buttonstate;
1707
1708         if (joy_haspov)
1709         {
1710                 // convert POV information into 4 bits of state information
1711                 // this avoids any potential problems related to moving from one
1712                 // direction to another without going through the center position
1713                 povstate = 0;
1714                 if(ji.dwPOV != JOY_POVCENTERED)
1715                 {
1716                         if (ji.dwPOV == JOY_POVFORWARD)
1717                                 povstate |= 0x01;
1718                         if (ji.dwPOV == JOY_POVRIGHT)
1719                                 povstate |= 0x02;
1720                         if (ji.dwPOV == JOY_POVBACKWARD)
1721                                 povstate |= 0x04;
1722                         if (ji.dwPOV == JOY_POVLEFT)
1723                                 povstate |= 0x08;
1724                 }
1725                 // determine which bits have changed and key an auxillary event for each change
1726                 for (i=0 ; i < 4 ; i++)
1727                 {
1728                         if ( (povstate & (1<<i)) && !(joy_oldpovstate & (1<<i)) )
1729                         {
1730                                 Key_Event (K_AUX29 + i, 0, true);
1731                         }
1732
1733                         if ( !(povstate & (1<<i)) && (joy_oldpovstate & (1<<i)) )
1734                         {
1735                                 Key_Event (K_AUX29 + i, 0, false);
1736                         }
1737                 }
1738                 joy_oldpovstate = povstate;
1739         }
1740 }
1741
1742
1743 /*
1744 ===============
1745 IN_ReadJoystick
1746 ===============
1747 */
1748 qboolean IN_ReadJoystick (void)
1749 {
1750
1751         memset (&ji, 0, sizeof(ji));
1752         ji.dwSize = sizeof(ji);
1753         ji.dwFlags = joy_flags;
1754
1755         if (joyGetPosEx (joy_id, &ji) == JOYERR_NOERROR)
1756         {
1757                 // this is a hack -- there is a bug in the Logitech WingMan Warrior DirectInput Driver
1758                 // rather than having 32768 be the zero point, they have the zero point at 32668
1759                 // go figure -- anyway, now we get the full resolution out of the device
1760                 if (joy_wwhack1.integer != 0.0)
1761                 {
1762                         ji.dwUpos += 100;
1763                 }
1764                 return true;
1765         }
1766         else
1767         {
1768                 // read error occurred
1769                 // turning off the joystick seems too harsh for 1 read error,
1770                 // but what should be done?
1771                 return false;
1772         }
1773 }
1774
1775
1776 /*
1777 ===========
1778 IN_JoyMove
1779 ===========
1780 */
1781 void IN_JoyMove (usercmd_t *cmd)
1782 {
1783         float   speed, aspeed;
1784         float   fAxisValue, fTemp;
1785         int             i, mouselook = (in_mlook.state & 1) || freelook.integer;
1786
1787         // complete initialization if first time in
1788         // this is needed as cvars are not available at initialization time
1789         if( joy_advancedinit != true )
1790         {
1791                 Joy_AdvancedUpdate_f();
1792                 joy_advancedinit = true;
1793         }
1794
1795         // verify joystick is available and that the user wants to use it
1796         if (!joy_avail || !in_joystick.integer)
1797         {
1798                 return;
1799         }
1800
1801         // collect the joystick data, if possible
1802         if (IN_ReadJoystick () != true)
1803         {
1804                 return;
1805         }
1806
1807         if (in_speed.state & 1)
1808                 speed = cl_movespeedkey.value;
1809         else
1810                 speed = 1;
1811         // LordHavoc: viewzoom affects sensitivity for sniping
1812         aspeed = speed * host_realframetime * cl.viewzoom;
1813
1814         // loop through the axes
1815         for (i = 0; i < JOY_MAX_AXES; i++)
1816         {
1817                 // get the floating point zero-centered, potentially-inverted data for the current axis
1818                 fAxisValue = (float) *pdwRawValue[i];
1819                 // move centerpoint to zero
1820                 fAxisValue -= 32768.0;
1821
1822                 if (joy_wwhack2.integer != 0.0)
1823                 {
1824                         if (dwAxisMap[i] == AxisTurn)
1825                         {
1826                                 // this is a special formula for the Logitech WingMan Warrior
1827                                 // y=ax^b; where a = 300 and b = 1.3
1828                                 // also x values are in increments of 800 (so this is factored out)
1829                                 // then bounds check result to level out excessively high spin rates
1830                                 fTemp = 300.0 * pow(abs(fAxisValue) / 800.0, 1.3);
1831                                 if (fTemp > 14000.0)
1832                                         fTemp = 14000.0;
1833                                 // restore direction information
1834                                 fAxisValue = (fAxisValue > 0.0) ? fTemp : -fTemp;
1835                         }
1836                 }
1837
1838                 // convert range from -32768..32767 to -1..1
1839                 fAxisValue /= 32768.0;
1840
1841                 switch (dwAxisMap[i])
1842                 {
1843                 case AxisForward:
1844                         if ((joy_advanced.integer == 0) && mouselook)
1845                         {
1846                                 // user wants forward control to become look control
1847                                 if (fabs(fAxisValue) > joy_pitchthreshold.value)
1848                                 {
1849                                         // if mouse invert is on, invert the joystick pitch value
1850                                         // only absolute control support here (joy_advanced is false)
1851                                         if (m_pitch.value < 0.0)
1852                                         {
1853                                                 cl.viewangles[PITCH] -= (fAxisValue * joy_pitchsensitivity.value) * aspeed * cl_pitchspeed.value;
1854                                         }
1855                                         else
1856                                         {
1857                                                 cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity.value) * aspeed * cl_pitchspeed.value;
1858                                         }
1859                                         V_StopPitchDrift();
1860                                 }
1861                                 else
1862                                 {
1863                                         // no pitch movement
1864                                         // disable pitch return-to-center unless requested by user
1865                                         // *** this code can be removed when the lookspring bug is fixed
1866                                         // *** the bug always has the lookspring feature on
1867                                         if(lookspring.value == 0.0)
1868                                                 V_StopPitchDrift();
1869                                 }
1870                         }
1871                         else
1872                         {
1873                                 // user wants forward control to be forward control
1874                                 if (fabs(fAxisValue) > joy_forwardthreshold.value)
1875                                 {
1876                                         cmd->forwardmove += (fAxisValue * joy_forwardsensitivity.value) * speed * cl_forwardspeed.value;
1877                                 }
1878                         }
1879                         break;
1880
1881                 case AxisSide:
1882                         if (fabs(fAxisValue) > joy_sidethreshold.value)
1883                         {
1884                                 cmd->sidemove += (fAxisValue * joy_sidesensitivity.value) * speed * cl_sidespeed.value;
1885                         }
1886                         break;
1887
1888                 case AxisTurn:
1889                         if ((in_strafe.state & 1) || (lookstrafe.integer && mouselook))
1890                         {
1891                                 // user wants turn control to become side control
1892                                 if (fabs(fAxisValue) > joy_sidethreshold.value)
1893                                 {
1894                                         cmd->sidemove -= (fAxisValue * joy_sidesensitivity.value) * speed * cl_sidespeed.value;
1895                                 }
1896                         }
1897                         else
1898                         {
1899                                 // user wants turn control to be turn control
1900                                 if (fabs(fAxisValue) > joy_yawthreshold.value)
1901                                 {
1902                                         if(dwControlMap[i] == JOY_ABSOLUTE_AXIS)
1903                                         {
1904                                                 cl.viewangles[YAW] += (fAxisValue * joy_yawsensitivity.value) * aspeed * cl_yawspeed.value;
1905                                         }
1906                                         else
1907                                         {
1908                                                 cl.viewangles[YAW] += (fAxisValue * joy_yawsensitivity.value) * speed * 180.0;
1909                                         }
1910
1911                                 }
1912                         }
1913                         break;
1914
1915                 case AxisLook:
1916                         if (mouselook)
1917                         {
1918                                 if (fabs(fAxisValue) > joy_pitchthreshold.value)
1919                                 {
1920                                         // pitch movement detected and pitch movement desired by user
1921                                         if(dwControlMap[i] == JOY_ABSOLUTE_AXIS)
1922                                         {
1923                                                 cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity.value) * aspeed * cl_pitchspeed.value;
1924                                         }
1925                                         else
1926                                         {
1927                                                 cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity.value) * speed * 180.0;
1928                                         }
1929                                         V_StopPitchDrift();
1930                                 }
1931                                 else
1932                                 {
1933                                         // no pitch movement
1934                                         // disable pitch return-to-center unless requested by user
1935                                         // *** this code can be removed when the lookspring bug is fixed
1936                                         // *** the bug always has the lookspring feature on
1937                                         if(lookspring.integer == 0)
1938                                                 V_StopPitchDrift();
1939                                 }
1940                         }
1941                         break;
1942
1943                 default:
1944                         break;
1945                 }
1946         }
1947 }
1948
1949 static void IN_Init(void)
1950 {
1951         uiWheelMessage = RegisterWindowMessage ( "MSWHEEL_ROLLMSG" );
1952
1953         // joystick variables
1954         Cvar_RegisterVariable (&in_joystick);
1955         Cvar_RegisterVariable (&joy_name);
1956         Cvar_RegisterVariable (&joy_advanced);
1957         Cvar_RegisterVariable (&joy_advaxisx);
1958         Cvar_RegisterVariable (&joy_advaxisy);
1959         Cvar_RegisterVariable (&joy_advaxisz);
1960         Cvar_RegisterVariable (&joy_advaxisr);
1961         Cvar_RegisterVariable (&joy_advaxisu);
1962         Cvar_RegisterVariable (&joy_advaxisv);
1963         Cvar_RegisterVariable (&joy_forwardthreshold);
1964         Cvar_RegisterVariable (&joy_sidethreshold);
1965         Cvar_RegisterVariable (&joy_pitchthreshold);
1966         Cvar_RegisterVariable (&joy_yawthreshold);
1967         Cvar_RegisterVariable (&joy_forwardsensitivity);
1968         Cvar_RegisterVariable (&joy_sidesensitivity);
1969         Cvar_RegisterVariable (&joy_pitchsensitivity);
1970         Cvar_RegisterVariable (&joy_yawsensitivity);
1971         Cvar_RegisterVariable (&joy_wwhack1);
1972         Cvar_RegisterVariable (&joy_wwhack2);
1973         Cmd_AddCommand ("joyadvancedupdate", Joy_AdvancedUpdate_f);
1974 }
1975
1976 static void IN_Shutdown(void)
1977 {
1978         IN_DeactivateMouse ();
1979         IN_ShowMouse ();
1980
1981         if (g_pMouse)
1982                 IDirectInputDevice_Release(g_pMouse);
1983         g_pMouse = NULL;
1984
1985         if (g_pdi)
1986                 IDirectInput_Release(g_pdi);
1987         g_pdi = NULL;
1988 }