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