ClearAllStates cleared the key states twice in vid_wgl.c, and vid_glx.c didn't do...
[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 "winquake.h"
24 #include "resource.h"
25 #include <commctrl.h>
26
27 int cl_available = true;
28
29 int (WINAPI *qwglChoosePixelFormat)(HDC, CONST PIXELFORMATDESCRIPTOR *);
30 int (WINAPI *qwglDescribePixelFormat)(HDC, int, UINT, LPPIXELFORMATDESCRIPTOR);
31 //int (WINAPI *qwglGetPixelFormat)(HDC);
32 BOOL (WINAPI *qwglSetPixelFormat)(HDC, int, CONST PIXELFORMATDESCRIPTOR *);
33 BOOL (WINAPI *qwglSwapBuffers)(HDC);
34 HGLRC (WINAPI *qwglCreateContext)(HDC);
35 BOOL (WINAPI *qwglDeleteContext)(HGLRC);
36 HGLRC (WINAPI *qwglGetCurrentContext)(VOID);
37 HDC (WINAPI *qwglGetCurrentDC)(VOID);
38 PROC (WINAPI *qwglGetProcAddress)(LPCSTR);
39 BOOL (WINAPI *qwglMakeCurrent)(HDC, HGLRC);
40 BOOL (WINAPI *qwglSwapIntervalEXT)(int interval);
41 const char *(WINAPI *qwglGetExtensionsStringARB)(HDC hdc);
42
43 static dllfunction_t wglfuncs[] =
44 {
45         {"wglChoosePixelFormat", (void **) &qwglChoosePixelFormat},
46         {"wglDescribePixelFormat", (void **) &qwglDescribePixelFormat},
47 //      {"wglGetPixelFormat", (void **) &qwglGetPixelFormat},
48         {"wglSetPixelFormat", (void **) &qwglSetPixelFormat},
49         {"wglSwapBuffers", (void **) &qwglSwapBuffers},
50         {"wglCreateContext", (void **) &qwglCreateContext},
51         {"wglDeleteContext", (void **) &qwglDeleteContext},
52         {"wglGetProcAddress", (void **) &qwglGetProcAddress},
53         {"wglMakeCurrent", (void **) &qwglMakeCurrent},
54         {"wglGetCurrentContext", (void **) &qwglGetCurrentContext},
55         {"wglGetCurrentDC", (void **) &qwglGetCurrentDC},
56         {NULL, NULL}
57 };
58
59 static dllfunction_t wglswapintervalfuncs[] =
60 {
61         {"wglSwapIntervalEXT", (void **) &qwglSwapIntervalEXT},
62         {NULL, NULL}
63 };
64
65 qboolean scr_skipupdate;
66
67 static DEVMODE gdevmode;
68 static qboolean vid_initialized = false;
69 static qboolean vid_wassuspended = false;
70 static int vid_usingmouse;
71 extern qboolean mouseactive;  // from in_win.c
72 static HICON hIcon;
73
74 HWND mainwindow;
75
76 //HWND WINAPI InitializeWindow (HINSTANCE hInstance, int nCmdShow);
77
78 static int vid_isfullscreen;
79
80 //void VID_MenuDraw (void);
81 //void VID_MenuKey (int key);
82
83 //LONG WINAPI MainWndProc (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
84 //void AppActivate(BOOL fActive, BOOL minimize);
85 //void ClearAllStates (void);
86 //void VID_UpdateWindowStatus (void);
87
88 //====================================
89
90 int window_x, window_y, window_width, window_height;
91 int window_center_x, window_center_y;
92
93 void IN_ShowMouse (void);
94 void IN_DeactivateMouse (void);
95 void IN_HideMouse (void);
96 void IN_ActivateMouse (void);
97 void IN_MouseEvent (int mstate);
98 void IN_UpdateClipCursor (void);
99
100 qboolean mouseinitialized;
101 static qboolean dinput;
102
103 // input code
104
105 #include <dinput.h>
106
107 #define DINPUT_BUFFERSIZE           16
108 #define iDirectInputCreate(a,b,c,d)     pDirectInputCreate(a,b,c,d)
109
110 HRESULT (WINAPI *pDirectInputCreate)(HINSTANCE hinst, DWORD dwVersion,
111         LPDIRECTINPUT * lplpDirectInput, LPUNKNOWN punkOuter);
112
113 // LordHavoc: thanks to backslash for this support for mouse buttons 4 and 5
114 /* backslash :: imouse explorer buttons */
115 /* These are #ifdefed out for non-Win2K in the February 2001 version of
116    MS's platform SDK, but we need them for compilation. . . */
117 #ifndef WM_XBUTTONDOWN
118    #define WM_XBUTTONDOWN      0x020B
119    #define WM_XBUTTONUP      0x020C
120 #endif
121 #ifndef MK_XBUTTON1
122    #define MK_XBUTTON1         0x0020
123    #define MK_XBUTTON2         0x0040
124 // LordHavoc: lets hope this allows more buttons in the future...
125    #define MK_XBUTTON3         0x0080
126    #define MK_XBUTTON4         0x0100
127    #define MK_XBUTTON5         0x0200
128    #define MK_XBUTTON6         0x0400
129    #define MK_XBUTTON7         0x0800
130 #endif
131 /* :: backslash */
132
133 // mouse variables
134 int                     mouse_buttons;
135 int                     mouse_oldbuttonstate;
136 POINT           current_pos;
137 int                     mouse_x, mouse_y, old_mouse_x, old_mouse_y, mx_accum, my_accum;
138
139 static qboolean restore_spi;
140 static int              originalmouseparms[3], newmouseparms[3] = {0, 0, 1};
141
142 unsigned int uiWheelMessage;
143 qboolean        mouseactive;
144 //qboolean              mouseinitialized;
145 static qboolean mouseparmsvalid, mouseactivatetoggle;
146 static qboolean mouseshowtoggle = 1;
147 static qboolean dinput_acquired;
148
149 static unsigned int             mstate_di;
150
151 // joystick defines and variables
152 // where should defines be moved?
153 #define JOY_ABSOLUTE_AXIS       0x00000000              // control like a joystick
154 #define JOY_RELATIVE_AXIS       0x00000010              // control like a mouse, spinner, trackball
155 #define JOY_MAX_AXES            6                               // X, Y, Z, R, U, V
156 #define JOY_AXIS_X                      0
157 #define JOY_AXIS_Y                      1
158 #define JOY_AXIS_Z                      2
159 #define JOY_AXIS_R                      3
160 #define JOY_AXIS_U                      4
161 #define JOY_AXIS_V                      5
162
163 enum _ControlList
164 {
165         AxisNada = 0, AxisForward, AxisLook, AxisSide, AxisTurn
166 };
167
168 DWORD   dwAxisFlags[JOY_MAX_AXES] =
169 {
170         JOY_RETURNX, JOY_RETURNY, JOY_RETURNZ, JOY_RETURNR, JOY_RETURNU, JOY_RETURNV
171 };
172
173 DWORD   dwAxisMap[JOY_MAX_AXES];
174 DWORD   dwControlMap[JOY_MAX_AXES];
175 PDWORD  pdwRawValue[JOY_MAX_AXES];
176
177 // none of these cvars are saved over a session
178 // this means that advanced controller configuration needs to be executed
179 // each time.  this avoids any problems with getting back to a default usage
180 // or when changing from one controller to another.  this way at least something
181 // works.
182 cvar_t  in_joystick = {CVAR_SAVE, "joystick","0"};
183 cvar_t  joy_name = {0, "joyname", "joystick"};
184 cvar_t  joy_advanced = {0, "joyadvanced", "0"};
185 cvar_t  joy_advaxisx = {0, "joyadvaxisx", "0"};
186 cvar_t  joy_advaxisy = {0, "joyadvaxisy", "0"};
187 cvar_t  joy_advaxisz = {0, "joyadvaxisz", "0"};
188 cvar_t  joy_advaxisr = {0, "joyadvaxisr", "0"};
189 cvar_t  joy_advaxisu = {0, "joyadvaxisu", "0"};
190 cvar_t  joy_advaxisv = {0, "joyadvaxisv", "0"};
191 cvar_t  joy_forwardthreshold = {0, "joyforwardthreshold", "0.15"};
192 cvar_t  joy_sidethreshold = {0, "joysidethreshold", "0.15"};
193 cvar_t  joy_pitchthreshold = {0, "joypitchthreshold", "0.15"};
194 cvar_t  joy_yawthreshold = {0, "joyyawthreshold", "0.15"};
195 cvar_t  joy_forwardsensitivity = {0, "joyforwardsensitivity", "-1.0"};
196 cvar_t  joy_sidesensitivity = {0, "joysidesensitivity", "-1.0"};
197 cvar_t  joy_pitchsensitivity = {0, "joypitchsensitivity", "1.0"};
198 cvar_t  joy_yawsensitivity = {0, "joyyawsensitivity", "-1.0"};
199 cvar_t  joy_wwhack1 = {0, "joywwhack1", "0.0"};
200 cvar_t  joy_wwhack2 = {0, "joywwhack2", "0.0"};
201
202 qboolean        joy_avail, joy_advancedinit, joy_haspov;
203 DWORD           joy_oldbuttonstate, joy_oldpovstate;
204
205 int                     joy_id;
206 DWORD           joy_flags;
207 DWORD           joy_numbuttons;
208
209 static LPDIRECTINPUT            g_pdi;
210 static LPDIRECTINPUTDEVICE      g_pMouse;
211
212 static JOYINFOEX        ji;
213
214 static HINSTANCE hInstDI;
215
216 //static qboolean       dinput;
217
218 typedef struct MYDATA {
219         LONG  lX;                   // X axis goes here
220         LONG  lY;                   // Y axis goes here
221         LONG  lZ;                   // Z axis goes here
222         BYTE  bButtonA;             // One button goes here
223         BYTE  bButtonB;             // Another button goes here
224         BYTE  bButtonC;             // Another button goes here
225         BYTE  bButtonD;             // Another button goes here
226 } MYDATA;
227
228 static DIOBJECTDATAFORMAT rgodf[] = {
229   { &GUID_XAxis,    FIELD_OFFSET(MYDATA, lX),       DIDFT_AXIS | DIDFT_ANYINSTANCE,   0,},
230   { &GUID_YAxis,    FIELD_OFFSET(MYDATA, lY),       DIDFT_AXIS | DIDFT_ANYINSTANCE,   0,},
231   { &GUID_ZAxis,    FIELD_OFFSET(MYDATA, lZ),       0x80000000 | DIDFT_AXIS | DIDFT_ANYINSTANCE,   0,},
232   { 0,              FIELD_OFFSET(MYDATA, bButtonA), DIDFT_BUTTON | DIDFT_ANYINSTANCE, 0,},
233   { 0,              FIELD_OFFSET(MYDATA, bButtonB), DIDFT_BUTTON | DIDFT_ANYINSTANCE, 0,},
234   { 0,              FIELD_OFFSET(MYDATA, bButtonC), 0x80000000 | DIDFT_BUTTON | DIDFT_ANYINSTANCE, 0,},
235   { 0,              FIELD_OFFSET(MYDATA, bButtonD), 0x80000000 | DIDFT_BUTTON | DIDFT_ANYINSTANCE, 0,},
236 };
237
238 #define NUM_OBJECTS (sizeof(rgodf) / sizeof(rgodf[0]))
239
240 static DIDATAFORMAT     df = {
241         sizeof(DIDATAFORMAT),       // this structure
242         sizeof(DIOBJECTDATAFORMAT), // size of object data format
243         DIDF_RELAXIS,               // absolute axis coordinates
244         sizeof(MYDATA),             // device data size
245         NUM_OBJECTS,                // number of objects
246         rgodf,                      // and here they are
247 };
248
249 // forward-referenced functions
250 void IN_StartupJoystick (void);
251 void Joy_AdvancedUpdate_f (void);
252 void IN_JoyMove (usercmd_t *cmd);
253 void IN_StartupMouse (void);
254
255 /*
256 ================
257 VID_UpdateWindowStatus
258 ================
259 */
260 void VID_UpdateWindowStatus (void)
261 {
262         window_center_x = window_x + window_width / 2;
263         window_center_y = window_y + window_height / 2;
264
265         if (mouseinitialized && mouseactive && !dinput)
266         {
267                 RECT window_rect;
268                 window_rect.left = window_x;
269                 window_rect.top = window_y;
270                 window_rect.right = window_x + window_width;
271                 window_rect.bottom = window_y + window_height;
272                 ClipCursor (&window_rect);
273         }
274 }
275
276
277 //====================================
278
279 /*
280 =================
281 VID_GetWindowSize
282 =================
283 */
284 void VID_GetWindowSize (int *x, int *y, int *width, int *height)
285 {
286         *x = 0;
287         *y = 0;
288         *width = window_width;
289         *height = window_height;
290 }
291
292
293 void VID_Finish (void)
294 {
295         HDC hdc;
296         int vid_usemouse;
297         if (r_render.integer && !scr_skipupdate)
298         {
299                 qglFinish();
300                 hdc = GetDC(mainwindow);
301                 SwapBuffers(hdc);
302                 ReleaseDC(mainwindow, hdc);
303         }
304
305 // handle the mouse state when windowed if that's changed
306         vid_usemouse = false;
307         if (vid_mouse.integer && !key_consoleactive)
308                 vid_usemouse = true;
309         if (vid_isfullscreen)
310                 vid_usemouse = true;
311         if (!vid_activewindow)
312                 vid_usemouse = false;
313         if (vid_usemouse)
314         {
315                 if (!vid_usingmouse)
316                 {
317                         vid_usingmouse = true;
318                         IN_ActivateMouse ();
319                         IN_HideMouse();
320                 }
321         }
322         else
323         {
324                 if (vid_usingmouse)
325                 {
326                         vid_usingmouse = false;
327                         IN_DeactivateMouse ();
328                         IN_ShowMouse();
329                 }
330         }
331 }
332
333 //==========================================================================
334
335
336
337
338 qbyte scantokey[128] =
339 {
340 //  0           1       2    3     4     5       6       7      8         9      A          B           C       D           E           F
341         0          ,27    ,'1'  ,'2'  ,'3'  ,'4'    ,'5'    ,'6'   ,'7'      ,'8'   ,'9'       ,'0'        ,'-'   ,'='         ,K_BACKSPACE,9    ,//0
342         'q'        ,'w'   ,'e'  ,'r'  ,'t'  ,'y'    ,'u'    ,'i'   ,'o'      ,'p'   ,'['       ,']'        ,13    ,K_CTRL      ,'a'        ,'s'  ,//1
343         'd'        ,'f'   ,'g'  ,'h'  ,'j'  ,'k'    ,'l'    ,';'   ,'\''     ,'`'   ,K_SHIFT   ,'\\'       ,'z'   ,'x'         ,'c'        ,'v'  ,//2
344         'b'        ,'n'   ,'m'  ,','  ,'.'  ,'/'    ,K_SHIFT,'*'   ,K_ALT    ,' '   ,0         ,K_F1       ,K_F2  ,K_F3        ,K_F4       ,K_F5 ,//3
345         K_F6       ,K_F7  ,K_F8 ,K_F9 ,K_F10,K_PAUSE,0      ,K_HOME,K_UPARROW,K_PGUP,K_KP_MINUS,K_LEFTARROW,K_KP_5,K_RIGHTARROW,K_KP_PLUS  ,K_END,//4
346         K_DOWNARROW,K_PGDN,K_INS,K_DEL,0    ,0      ,0      ,K_F11 ,K_F12    ,0     ,0         ,0          ,0     ,0           ,0          ,0    ,//5
347         0          ,0     ,0    ,0    ,0    ,0      ,0      ,0     ,0        ,0     ,0         ,0          ,0     ,0           ,0          ,0    ,//6
348         0          ,0     ,0    ,0    ,0    ,0      ,0      ,0     ,0        ,0     ,0         ,0          ,0     ,0           ,0          ,0     //7
349 };
350
351
352 /*
353 =======
354 MapKey
355
356 Map from windows to quake keynums
357 =======
358 */
359 int MapKey (int key, int virtualkey)
360 {
361         int result;
362         int modified = (key >> 16) & 255;
363         qboolean is_extended = false;
364
365         if (modified < 128 && scantokey[modified])
366                 result = scantokey[modified];
367         else
368         {
369                 result = 0;
370                 Con_DPrintf("key 0x%02x (0x%8x, 0x%8x) has no translation\n", modified, key, virtualkey);
371         }
372
373         if (key & (1 << 24))
374                 is_extended = true;
375
376         if ( !is_extended )
377         {
378                 switch ( result )
379                 {
380                 case K_HOME:
381                         return K_KP_HOME;
382                 case K_UPARROW:
383                         return K_KP_UPARROW;
384                 case K_PGUP:
385                         return K_KP_PGUP;
386                 case K_LEFTARROW:
387                         return K_KP_LEFTARROW;
388                 case K_RIGHTARROW:
389                         return K_KP_RIGHTARROW;
390                 case K_END:
391                         return K_KP_END;
392                 case K_DOWNARROW:
393                         return K_KP_DOWNARROW;
394                 case K_PGDN:
395                         return K_KP_PGDN;
396                 case K_INS:
397                         return K_KP_INS;
398                 case K_DEL:
399                         return K_KP_DEL;
400                 default:
401                         return result;
402                 }
403         }
404         else
405         {
406                 switch ( result )
407                 {
408                 case 0x0D:
409                         return K_KP_ENTER;
410                 case 0x2F:
411                         return K_KP_SLASH;
412                 case 0xAF:
413                         return K_KP_PLUS;
414                 }
415                 return result;
416         }
417 }
418
419 /*
420 ===================================================================
421
422 MAIN WINDOW
423
424 ===================================================================
425 */
426
427 /*
428 ================
429 ClearAllStates
430 ================
431 */
432 void ClearAllStates (void)
433 {
434         Key_ClearStates ();
435         IN_ClearStates ();
436 }
437
438 extern qboolean host_loopactive;
439
440 void AppActivate(BOOL fActive, BOOL minimize)
441 /****************************************************************************
442 *
443 * Function:     AppActivate
444 * Parameters:   fActive - True if app is activating
445 *
446 * Description:  If the application is activating, then swap the system
447 *               into SYSPAL_NOSTATIC mode so that our palettes will display
448 *               correctly.
449 *
450 ****************************************************************************/
451 {
452         static BOOL     sound_active;
453
454         vid_activewindow = fActive;
455         vid_hidden = minimize;
456
457 // enable/disable sound on focus gain/loss
458         if (!vid_activewindow && sound_active)
459         {
460                 S_BlockSound ();
461                 sound_active = false;
462         }
463         else if (vid_activewindow && !sound_active)
464         {
465                 S_UnblockSound ();
466                 sound_active = true;
467         }
468
469         if (fActive)
470         {
471                 vid_allowhwgamma = true;
472                 if (vid_isfullscreen)
473                 {
474                         if (vid_wassuspended)
475                         {
476                                 vid_wassuspended = false;
477                                 ChangeDisplaySettings (&gdevmode, CDS_FULLSCREEN);
478                                 ShowWindow(mainwindow, SW_SHOWNORMAL);
479                         }
480
481                         // LordHavoc: from dabb, fix for alt-tab bug in NVidia drivers
482                         MoveWindow(mainwindow,0,0,gdevmode.dmPelsWidth,gdevmode.dmPelsHeight,false);
483                 }
484         }
485
486         if (!fActive)
487         {
488                 vid_allowhwgamma = false;
489                 vid_usingmouse = false;
490                 IN_DeactivateMouse ();
491                 IN_ShowMouse ();
492                 if (vid_isfullscreen)
493                 {
494                         ChangeDisplaySettings (NULL, 0);
495                         vid_wassuspended = true;
496                 }
497                 VID_RestoreSystemGamma();
498         }
499 }
500
501 LONG CDAudio_MessageHandler(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
502
503 /* main window procedure */
504 LONG WINAPI MainWndProc (HWND hWnd, UINT uMsg, WPARAM  wParam, LPARAM lParam)
505 {
506         LONG    lRet = 1;
507         int             fActive, fMinimized, temp;
508         char    state[256];
509         short   ascchar;
510         int             vkey;
511         qboolean down = false;
512
513         extern unsigned int uiWheelMessage;
514
515         if ( uMsg == uiWheelMessage )
516                 uMsg = WM_MOUSEWHEEL;
517
518         switch (uMsg)
519         {
520                 case WM_KILLFOCUS:
521                         if (vid_isfullscreen)
522                                 ShowWindow(mainwindow, SW_SHOWMINNOACTIVE);
523                         break;
524
525                 case WM_CREATE:
526                         break;
527
528                 case WM_MOVE:
529                         window_x = (int) LOWORD(lParam);
530                         window_y = (int) HIWORD(lParam);
531                         VID_UpdateWindowStatus ();
532                         break;
533         
534                 case WM_KEYDOWN:
535                 case WM_SYSKEYDOWN:
536                         down = true;
537                 case WM_KEYUP:
538                 case WM_SYSKEYUP:
539                         vkey = MapKey(lParam, wParam);
540                         GetKeyboardState (state);
541                         ToAscii (wParam, vkey, state, &ascchar, 0);
542                         Key_Event (vkey, (char)(ascchar & 0xFF), down);
543                         break;
544
545                 case WM_SYSCHAR:
546                 // keep Alt-Space from happening
547                         break;
548
549         // this is complicated because Win32 seems to pack multiple mouse events into
550         // one update sometimes, so we always check all states and look for events
551                 case WM_LBUTTONDOWN:
552                 case WM_LBUTTONUP:
553                 case WM_RBUTTONDOWN:
554                 case WM_RBUTTONUP:
555                 case WM_MBUTTONDOWN:
556                 case WM_MBUTTONUP:
557                 case WM_XBUTTONDOWN:   // backslash :: imouse explorer buttons
558                 case WM_XBUTTONUP:      // backslash :: imouse explorer buttons
559                 case WM_MOUSEMOVE:
560                         temp = 0;
561
562                         if (wParam & MK_LBUTTON)
563                                 temp |= 1;
564
565                         if (wParam & MK_RBUTTON)
566                                 temp |= 2;
567
568                         if (wParam & MK_MBUTTON)
569                                 temp |= 4;
570
571                         /* backslash :: imouse explorer buttons */
572                         if (wParam & MK_XBUTTON1)
573                                 temp |= 8;
574
575                         if (wParam & MK_XBUTTON2)
576                                 temp |= 16;
577                         /* :: backslash */
578
579                         // LordHavoc: lets hope this allows more buttons in the future...
580                         if (wParam & MK_XBUTTON3)
581                                 temp |= 32;
582                         if (wParam & MK_XBUTTON4)
583                                 temp |= 64;
584                         if (wParam & MK_XBUTTON5)
585                                 temp |= 128;
586                         if (wParam & MK_XBUTTON6)
587                                 temp |= 256;
588                         if (wParam & MK_XBUTTON7)
589                                 temp |= 512;
590
591                         IN_MouseEvent (temp);
592
593                         break;
594
595                 // JACK: This is the mouse wheel with the Intellimouse
596                 // Its delta is either positive or neg, and we generate the proper
597                 // Event.
598                 case WM_MOUSEWHEEL:
599                         if ((short) HIWORD(wParam) > 0) {
600                                 Key_Event(K_MWHEELUP, 0, true);
601                                 Key_Event(K_MWHEELUP, 0, false);
602                         } else {
603                                 Key_Event(K_MWHEELDOWN, 0, true);
604                                 Key_Event(K_MWHEELDOWN, 0, false);
605                         }
606                         break;
607
608                 case WM_SIZE:
609                         break;
610
611                 case WM_CLOSE:
612                         if (MessageBox (mainwindow, "Are you sure you want to quit?", "Confirm Exit", MB_YESNO | MB_SETFOREGROUND | MB_ICONQUESTION) == IDYES)
613                                 Sys_Quit ();
614
615                         break;
616
617                 case WM_ACTIVATE:
618                         fActive = LOWORD(wParam);
619                         fMinimized = (BOOL) HIWORD(wParam);
620                         AppActivate(!(fActive == WA_INACTIVE), fMinimized);
621
622                 // fix the leftover Alt from any Alt-Tab or the like that switched us away
623                         ClearAllStates ();
624
625                         break;
626
627                 //case WM_DESTROY:
628                 //      PostQuitMessage (0);
629                 //      break;
630
631                 case MM_MCINOTIFY:
632                         lRet = CDAudio_MessageHandler (hWnd, uMsg, wParam, lParam);
633                         break;
634
635                 default:
636                         /* pass all unhandled messages to DefWindowProc */
637                         lRet = DefWindowProc (hWnd, uMsg, wParam, lParam);
638                 break;
639         }
640
641         /* return 1 if handled message, 0 if not */
642         return lRet;
643 }
644
645 int VID_SetGamma(unsigned short *ramps)
646 {
647         HDC hdc = GetDC (NULL);
648         int i = SetDeviceGammaRamp(hdc, ramps);
649         ReleaseDC (NULL, hdc);
650         return i; // return success or failure
651 }
652
653 int VID_GetGamma(unsigned short *ramps)
654 {
655         HDC hdc = GetDC (NULL);
656         int i = GetDeviceGammaRamp(hdc, ramps);
657         ReleaseDC (NULL, hdc);
658         return i; // return success or failure
659 }
660
661 static HINSTANCE gldll;
662
663 int GL_OpenLibrary(const char *name)
664 {
665         Con_Printf("Loading OpenGL driver %s\n", name);
666         GL_CloseLibrary();
667         if (!(gldll = LoadLibrary(name)))
668         {
669                 Con_Printf("Unable to LoadLibrary %s\n", name);
670                 return false;
671         }
672         strcpy(gl_driver, name);
673         return true;
674 }
675
676 void GL_CloseLibrary(void)
677 {
678         FreeLibrary(gldll);
679         gldll = 0;
680         gl_driver[0] = 0;
681         qwglGetProcAddress = NULL;
682         gl_extensions = "";
683         gl_platform = "";
684         gl_platformextensions = "";
685 }
686
687 void *GL_GetProcAddress(const char *name)
688 {
689         void *p = NULL;
690         if (qwglGetProcAddress != NULL)
691                 p = (void *) qwglGetProcAddress(name);
692         if (p == NULL)
693                 p = (void *) GetProcAddress(gldll, name);
694         return p;
695 }
696
697 static void IN_Init(void);
698 void VID_Init(void)
699 {
700         WNDCLASS wc;
701
702         InitCommonControls();
703         hIcon = LoadIcon (global_hInstance, MAKEINTRESOURCE (IDI_ICON2));
704
705         // Register the frame class
706         wc.style         = 0;
707         wc.lpfnWndProc   = (WNDPROC)MainWndProc;
708         wc.cbClsExtra    = 0;
709         wc.cbWndExtra    = 0;
710         wc.hInstance     = global_hInstance;
711         wc.hIcon         = 0;
712         wc.hCursor       = LoadCursor (NULL,IDC_ARROW);
713         wc.hbrBackground = NULL;
714         wc.lpszMenuName  = 0;
715         wc.lpszClassName = "DarkPlacesWindowClass";
716
717         if (!RegisterClass (&wc))
718                 Sys_Error("Couldn't register window class\n");
719
720         IN_Init();
721 }
722
723 int VID_InitMode (int fullscreen, int width, int height, int bpp)
724 {
725         int i;
726         HDC hdc;
727         RECT rect;
728         MSG msg;
729         PIXELFORMATDESCRIPTOR pfd =
730         {
731                 sizeof(PIXELFORMATDESCRIPTOR),  // size of this pfd
732                 1,                              // version number
733                 PFD_DRAW_TO_WINDOW              // support window
734                 |  PFD_SUPPORT_OPENGL   // support OpenGL
735                 |  PFD_DOUBLEBUFFER ,   // double buffered
736                 PFD_TYPE_RGBA,                  // RGBA type
737                 24,                             // 24-bit color depth
738                 0, 0, 0, 0, 0, 0,               // color bits ignored
739                 0,                              // no alpha buffer
740                 0,                              // shift bit ignored
741                 0,                              // no accumulation buffer
742                 0, 0, 0, 0,                     // accum bits ignored
743                 32,                             // 32-bit z-buffer
744                 0,                              // no stencil buffer
745                 0,                              // no auxiliary buffer
746                 PFD_MAIN_PLANE,                 // main layer
747                 0,                              // reserved
748                 0, 0, 0                         // layer masks ignored
749         };
750         int pixelformat;
751         DWORD WindowStyle, ExWindowStyle;
752         HGLRC baseRC;
753         int CenterX, CenterY;
754         const char *gldrivername;
755
756         if (vid_initialized)
757                 Sys_Error("VID_InitMode called when video is already initialised\n");
758
759         // if stencil is enabled, ask for alpha too
760         if (bpp >= 32)
761         {
762                 pfd.cStencilBits = 8;
763                 pfd.cAlphaBits = 8;
764         }
765         else
766         {
767                 pfd.cStencilBits = 0;
768                 pfd.cAlphaBits = 0;
769         }
770
771         gldrivername = "opengl32.dll";
772         i = COM_CheckParm("-gl_driver");
773         if (i && i < com_argc - 1)
774                 gldrivername = com_argv[i + 1];
775         if (!GL_OpenLibrary(gldrivername))
776         {
777                 Con_Printf("Unable to load GL driver %s\n", gldrivername);
778                 return false;
779         }
780
781         memset(&gdevmode, 0, sizeof(gdevmode));
782
783         vid_isfullscreen = false;
784         if (fullscreen)
785         {
786                 gdevmode.dmFields = DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT;
787                 gdevmode.dmBitsPerPel = bpp;
788                 gdevmode.dmPelsWidth = width;
789                 gdevmode.dmPelsHeight = height;
790                 gdevmode.dmSize = sizeof (gdevmode);
791                 if (ChangeDisplaySettings (&gdevmode, CDS_FULLSCREEN) != DISP_CHANGE_SUCCESSFUL)
792                 {
793                         VID_Shutdown();
794                         Con_Printf("Unable to change to requested mode %dx%dx%dbpp\n", width, height, bpp);
795                         return false;
796                 }
797
798                 vid_isfullscreen = true;
799                 WindowStyle = WS_POPUP;
800                 ExWindowStyle = WS_EX_TOPMOST;
801         }
802         else
803         {
804                 hdc = GetDC (NULL);
805                 i = GetDeviceCaps(hdc, RASTERCAPS);
806                 ReleaseDC (NULL, hdc);
807                 if (i & RC_PALETTE)
808                 {
809                         VID_Shutdown();
810                         Con_Printf ("Can't run in non-RGB mode\n");
811                         return false;
812                 }
813
814                 WindowStyle = WS_OVERLAPPED | WS_BORDER | WS_CAPTION | WS_SYSMENU | WS_MINIMIZEBOX;
815                 ExWindowStyle = 0;
816         }
817
818         rect.top = 0;
819         rect.left = 0;
820         rect.right = width;
821         rect.bottom = height;
822         AdjustWindowRectEx(&rect, WindowStyle, false, 0);
823
824         if (fullscreen)
825         {
826                 CenterX = 0;
827                 CenterY = 0;
828         }
829         else
830         {
831                 CenterX = (GetSystemMetrics(SM_CXSCREEN) - (rect.right - rect.left)) / 2;
832                 CenterY = (GetSystemMetrics(SM_CYSCREEN) - (rect.bottom - rect.top)) / 2;
833         }
834         CenterX = max(0, CenterX);
835         CenterY = max(0, CenterY);
836
837         // x and y may be changed by WM_MOVE messages
838         window_x = CenterX;
839         window_y = CenterY;
840         window_width = width;
841         window_height = height;
842         rect.left += CenterX;
843         rect.right += CenterX;
844         rect.top += CenterY;
845         rect.bottom += CenterY;
846
847         mainwindow = CreateWindowEx (ExWindowStyle, "DarkPlacesWindowClass", gamename, WindowStyle, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top, NULL, NULL, global_hInstance, NULL);
848         if (!mainwindow)
849         {
850                 Con_Printf("CreateWindowEx(%d, %s, %s, %d, %d, %d, %d, %d, %p, %p, %d, %p) failed\n", ExWindowStyle, "DarkPlacesWindowClass", gamename, WindowStyle, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top, NULL, NULL, global_hInstance, NULL);
851                 VID_Shutdown();
852                 return false;
853         }
854
855         /*
856         if (!fullscreen)
857                 SetWindowPos (mainwindow, NULL, CenterX, CenterY, 0, 0,SWP_NOSIZE | SWP_NOZORDER | SWP_SHOWWINDOW | SWP_DRAWFRAME);
858         */
859
860         ShowWindow (mainwindow, SW_SHOWDEFAULT);
861         UpdateWindow (mainwindow);
862
863         SendMessage (mainwindow, WM_SETICON, (WPARAM)true, (LPARAM)hIcon);
864         SendMessage (mainwindow, WM_SETICON, (WPARAM)false, (LPARAM)hIcon);
865
866         VID_UpdateWindowStatus ();
867
868         // now we try to make sure we get the focus on the mode switch, because
869         // sometimes in some systems we don't.  We grab the foreground, then
870         // finish setting up, pump all our messages, and sleep for a little while
871         // to let messages finish bouncing around the system, then we put
872         // ourselves at the top of the z order, then grab the foreground again,
873         // Who knows if it helps, but it probably doesn't hurt
874         SetForegroundWindow (mainwindow);
875
876         while (PeekMessage (&msg, NULL, 0, 0, PM_REMOVE))
877         {
878                 TranslateMessage (&msg);
879                 DispatchMessage (&msg);
880         }
881
882         Sleep (100);
883
884         SetWindowPos (mainwindow, HWND_TOP, 0, 0, 0, 0, SWP_DRAWFRAME | SWP_NOMOVE | SWP_NOSIZE | SWP_SHOWWINDOW | SWP_NOCOPYBITS);
885
886         SetForegroundWindow (mainwindow);
887
888         // fix the leftover Alt from any Alt-Tab or the like that switched us away
889         ClearAllStates ();
890
891         hdc = GetDC(mainwindow);
892
893         if ((pixelformat = ChoosePixelFormat(hdc, &pfd)) == 0)
894         {
895                 VID_Shutdown();
896                 Con_Printf("ChoosePixelFormat(%d, %p) failed\n", hdc, &pfd);
897                 return false;
898         }
899
900         if (SetPixelFormat(hdc, pixelformat, &pfd) == false)
901         {
902                 VID_Shutdown();
903                 Con_Printf("SetPixelFormat(%d, %d, %p) failed\n", hdc, pixelformat, &pfd);
904                 return false;
905         }
906
907         if (!GL_CheckExtension("wgl", wglfuncs, NULL, false))
908         {
909                 VID_Shutdown();
910                 Con_Printf("wgl functions not found\n");
911                 return false;
912         }
913
914         baseRC = qwglCreateContext(hdc);
915         if (!baseRC)
916         {
917                 VID_Shutdown();
918                 Con_Printf("Could not initialize GL (wglCreateContext failed).\n\nMake sure you are in 65536 color mode, and try running -window.\n");
919                 return false;
920         }
921         if (!qwglMakeCurrent(hdc, baseRC))
922         {
923                 VID_Shutdown();
924                 Con_Printf("wglMakeCurrent(%d, %d) failed\n", hdc, baseRC);
925                 return false;
926         }
927
928         qglGetString = GL_GetProcAddress("glGetString");
929         qwglGetExtensionsStringARB = GL_GetProcAddress("wglGetExtensionsStringARB");
930         if (qglGetString == NULL)
931         {
932                 VID_Shutdown();
933                 Con_Printf("glGetString not found\n");
934                 return false;
935         }
936         gl_renderer = qglGetString(GL_RENDERER);
937         gl_vendor = qglGetString(GL_VENDOR);
938         gl_version = qglGetString(GL_VERSION);
939         gl_extensions = qglGetString(GL_EXTENSIONS);
940         gl_platform = "WGL";
941         gl_platformextensions = "";
942
943         if (qwglGetExtensionsStringARB)
944                 gl_platformextensions = qwglGetExtensionsStringARB(hdc);
945
946         gl_videosyncavailable = GL_CheckExtension("WGL_EXT_swap_control", wglswapintervalfuncs, NULL, false);
947         ReleaseDC(mainwindow, hdc);
948
949         GL_Init ();
950
951         // LordHavoc: special differences for ATI (broken 8bit color when also using 32bit? weird!)
952         if (strncasecmp(gl_vendor,"ATI",3)==0)
953         {
954                 if (strncasecmp(gl_renderer,"Rage Pro",8)==0)
955                         isRagePro = true;
956         }
957         if (strncasecmp(gl_renderer,"Matrox G200 Direct3D",20)==0) // a D3D driver for GL? sigh...
958                 isG200 = true;
959
960         //vid_menudrawfn = VID_MenuDraw;
961         //vid_menukeyfn = VID_MenuKey;
962         vid_hidden = false;
963         vid_initialized = true;
964
965         IN_StartupMouse ();
966         IN_StartupJoystick ();
967
968         return true;
969 }
970
971 static void IN_Shutdown(void);
972 void VID_Shutdown (void)
973 {
974         HGLRC hRC = 0;
975         HDC hDC = 0;
976
977         if(vid_initialized == false)
978                 return;
979
980         VID_RestoreSystemGamma();
981
982         vid_initialized = false;
983         IN_Shutdown();
984         if (qwglGetCurrentContext)
985                 hRC = qwglGetCurrentContext();
986         if (qwglGetCurrentDC)
987                 hDC = qwglGetCurrentDC();
988         if (qwglMakeCurrent)
989                 qwglMakeCurrent(NULL, NULL);
990         if (hRC && qwglDeleteContext)
991                 qwglDeleteContext(hRC);
992         // close the library before we get rid of the window
993         GL_CloseLibrary();
994         if (hDC && mainwindow)
995                 ReleaseDC(mainwindow, hDC);
996         AppActivate(false, false);
997         if (mainwindow)
998                 DestroyWindow(mainwindow);
999         mainwindow = 0;
1000         if (vid_isfullscreen)
1001                 ChangeDisplaySettings (NULL, 0);
1002         vid_isfullscreen = false;
1003 }
1004
1005
1006 /*
1007 ===========
1008 IN_ShowMouse
1009 ===========
1010 */
1011 void IN_ShowMouse (void)
1012 {
1013         if (!mouseshowtoggle)
1014         {
1015                 ShowCursor (true);
1016                 mouseshowtoggle = 1;
1017         }
1018 }
1019
1020
1021 /*
1022 ===========
1023 IN_HideMouse
1024 ===========
1025 */
1026 void IN_HideMouse (void)
1027 {
1028         if (mouseshowtoggle)
1029         {
1030                 ShowCursor (false);
1031                 mouseshowtoggle = 0;
1032         }
1033 }
1034
1035
1036 /*
1037 ===========
1038 IN_ActivateMouse
1039 ===========
1040 */
1041 void IN_ActivateMouse (void)
1042 {
1043
1044         mouseactivatetoggle = true;
1045
1046         if (mouseinitialized)
1047         {
1048                 if (dinput)
1049                 {
1050                         if (g_pMouse)
1051                         {
1052                                 if (!dinput_acquired)
1053                                 {
1054                                         IDirectInputDevice_Acquire(g_pMouse);
1055                                         dinput_acquired = true;
1056                                 }
1057                         }
1058                         else
1059                         {
1060                                 return;
1061                         }
1062                 }
1063                 else
1064                 {
1065                         RECT window_rect;
1066                         window_rect.left = window_x;
1067                         window_rect.top = window_y;
1068                         window_rect.right = window_x + window_width;
1069                         window_rect.bottom = window_y + window_height;
1070
1071                         if (mouseparmsvalid)
1072                                 restore_spi = SystemParametersInfo (SPI_SETMOUSE, 0, newmouseparms, 0);
1073
1074                         SetCursorPos (window_center_x, window_center_y);
1075                         SetCapture (mainwindow);
1076                         ClipCursor (&window_rect);
1077                 }
1078
1079                 mouseactive = true;
1080         }
1081 }
1082
1083
1084 /*
1085 ===========
1086 IN_DeactivateMouse
1087 ===========
1088 */
1089 void IN_DeactivateMouse (void)
1090 {
1091
1092         mouseactivatetoggle = false;
1093
1094         if (mouseinitialized)
1095         {
1096                 if (dinput)
1097                 {
1098                         if (g_pMouse)
1099                         {
1100                                 if (dinput_acquired)
1101                                 {
1102                                         IDirectInputDevice_Unacquire(g_pMouse);
1103                                         dinput_acquired = false;
1104                                 }
1105                         }
1106                 }
1107                 else
1108                 {
1109                         if (restore_spi)
1110                                 SystemParametersInfo (SPI_SETMOUSE, 0, originalmouseparms, 0);
1111
1112                         ClipCursor (NULL);
1113                         ReleaseCapture ();
1114                 }
1115
1116                 mouseactive = false;
1117         }
1118 }
1119
1120
1121 /*
1122 ===========
1123 IN_InitDInput
1124 ===========
1125 */
1126 qboolean IN_InitDInput (void)
1127 {
1128     HRESULT             hr;
1129         DIPROPDWORD     dipdw = {
1130                 {
1131                         sizeof(DIPROPDWORD),        // diph.dwSize
1132                         sizeof(DIPROPHEADER),       // diph.dwHeaderSize
1133                         0,                          // diph.dwObj
1134                         DIPH_DEVICE,                // diph.dwHow
1135                 },
1136                 DINPUT_BUFFERSIZE,              // dwData
1137         };
1138
1139         if (!hInstDI)
1140         {
1141                 hInstDI = LoadLibrary("dinput.dll");
1142
1143                 if (hInstDI == NULL)
1144                 {
1145                         Con_SafePrintf ("Couldn't load dinput.dll\n");
1146                         return false;
1147                 }
1148         }
1149
1150         if (!pDirectInputCreate)
1151         {
1152                 pDirectInputCreate = (void *)GetProcAddress(hInstDI,"DirectInputCreateA");
1153
1154                 if (!pDirectInputCreate)
1155                 {
1156                         Con_SafePrintf ("Couldn't get DI proc addr\n");
1157                         return false;
1158                 }
1159         }
1160
1161 // register with DirectInput and get an IDirectInput to play with.
1162         hr = iDirectInputCreate(global_hInstance, DIRECTINPUT_VERSION, &g_pdi, NULL);
1163
1164         if (FAILED(hr))
1165         {
1166                 return false;
1167         }
1168
1169 // obtain an interface to the system mouse device.
1170         hr = IDirectInput_CreateDevice(g_pdi, &GUID_SysMouse, &g_pMouse, NULL);
1171
1172         if (FAILED(hr))
1173         {
1174                 Con_SafePrintf ("Couldn't open DI mouse device\n");
1175                 return false;
1176         }
1177
1178 // set the data format to "mouse format".
1179         hr = IDirectInputDevice_SetDataFormat(g_pMouse, &df);
1180
1181         if (FAILED(hr))
1182         {
1183                 Con_SafePrintf ("Couldn't set DI mouse format\n");
1184                 return false;
1185         }
1186
1187 // set the cooperativity level.
1188         hr = IDirectInputDevice_SetCooperativeLevel(g_pMouse, mainwindow,
1189                         DISCL_EXCLUSIVE | DISCL_FOREGROUND);
1190
1191         if (FAILED(hr))
1192         {
1193                 Con_SafePrintf ("Couldn't set DI coop level\n");
1194                 return false;
1195         }
1196
1197
1198 // set the buffer size to DINPUT_BUFFERSIZE elements.
1199 // the buffer size is a DWORD property associated with the device
1200         hr = IDirectInputDevice_SetProperty(g_pMouse, DIPROP_BUFFERSIZE, &dipdw.diph);
1201
1202         if (FAILED(hr))
1203         {
1204                 Con_SafePrintf ("Couldn't set DI buffersize\n");
1205                 return false;
1206         }
1207
1208         return true;
1209 }
1210
1211
1212 /*
1213 ===========
1214 IN_StartupMouse
1215 ===========
1216 */
1217 void IN_StartupMouse (void)
1218 {
1219         if (COM_CheckParm ("-nomouse") || COM_CheckParm("-safe"))
1220                 return;
1221
1222         mouseinitialized = true;
1223
1224         if (COM_CheckParm ("-dinput"))
1225         {
1226                 dinput = IN_InitDInput ();
1227
1228                 if (dinput)
1229                 {
1230                         Con_SafePrintf ("DirectInput initialized\n");
1231                 }
1232                 else
1233                 {
1234                         Con_SafePrintf ("DirectInput not initialized\n");
1235                 }
1236         }
1237
1238         if (!dinput)
1239         {
1240                 mouseparmsvalid = SystemParametersInfo (SPI_GETMOUSE, 0, originalmouseparms, 0);
1241
1242                 if (mouseparmsvalid)
1243                 {
1244                         if ( COM_CheckParm ("-noforcemspd") )
1245                                 newmouseparms[2] = originalmouseparms[2];
1246
1247                         if ( COM_CheckParm ("-noforcemaccel") )
1248                         {
1249                                 newmouseparms[0] = originalmouseparms[0];
1250                                 newmouseparms[1] = originalmouseparms[1];
1251                         }
1252
1253                         if ( COM_CheckParm ("-noforcemparms") )
1254                         {
1255                                 newmouseparms[0] = originalmouseparms[0];
1256                                 newmouseparms[1] = originalmouseparms[1];
1257                                 newmouseparms[2] = originalmouseparms[2];
1258                         }
1259                 }
1260         }
1261
1262         mouse_buttons = 10;
1263
1264 // if a fullscreen video mode was set before the mouse was initialized,
1265 // set the mouse state appropriately
1266         if (mouseactivatetoggle)
1267                 IN_ActivateMouse ();
1268 }
1269
1270
1271 /*
1272 ===========
1273 IN_MouseEvent
1274 ===========
1275 */
1276 void IN_MouseEvent (int mstate)
1277 {
1278         int     i;
1279
1280         if (mouseactive && !dinput)
1281         {
1282         // perform button actions
1283                 for (i=0 ; i<mouse_buttons ; i++)
1284                 {
1285                         if ( (mstate & (1<<i)) &&
1286                                 !(mouse_oldbuttonstate & (1<<i)) )
1287                         {
1288                                 Key_Event (K_MOUSE1 + i, 0, true);
1289                         }
1290
1291                         if ( !(mstate & (1<<i)) &&
1292                                 (mouse_oldbuttonstate & (1<<i)) )
1293                         {
1294                                 Key_Event (K_MOUSE1 + i, 0, false);
1295                         }
1296                 }
1297
1298                 mouse_oldbuttonstate = mstate;
1299         }
1300 }
1301
1302
1303 /*
1304 ===========
1305 IN_MouseMove
1306 ===========
1307 */
1308 void IN_MouseMove (usercmd_t *cmd)
1309 {
1310         int                                     i, mx, my;
1311         DIDEVICEOBJECTDATA      od;
1312         DWORD                           dwElements;
1313         HRESULT                         hr;
1314
1315         if (!mouseactive)
1316         {
1317                 GetCursorPos (&current_pos);
1318                 ui_mouseupdate(current_pos.x - window_x, current_pos.y - window_y);
1319                 in_mouse_x = in_mouse_y = 0;
1320                 return;
1321         }
1322
1323         if (dinput)
1324         {
1325                 mx = 0;
1326                 my = 0;
1327
1328                 for (;;)
1329                 {
1330                         dwElements = 1;
1331
1332                         hr = IDirectInputDevice_GetDeviceData(g_pMouse,
1333                                         sizeof(DIDEVICEOBJECTDATA), &od, &dwElements, 0);
1334
1335                         if ((hr == DIERR_INPUTLOST) || (hr == DIERR_NOTACQUIRED))
1336                         {
1337                                 dinput_acquired = true;
1338                                 IDirectInputDevice_Acquire(g_pMouse);
1339                                 break;
1340                         }
1341
1342                         /* Unable to read data or no data available */
1343                         if (FAILED(hr) || dwElements == 0)
1344                                 break;
1345
1346                         /* Look at the element to see what happened */
1347
1348                         switch (od.dwOfs)
1349                         {
1350                                 case DIMOFS_X:
1351                                         mx += od.dwData;
1352                                         break;
1353
1354                                 case DIMOFS_Y:
1355                                         my += od.dwData;
1356                                         break;
1357
1358                                 case DIMOFS_BUTTON0:
1359                                         if (od.dwData & 0x80)
1360                                                 mstate_di |= 1;
1361                                         else
1362                                                 mstate_di &= ~1;
1363                                         break;
1364
1365                                 case DIMOFS_BUTTON1:
1366                                         if (od.dwData & 0x80)
1367                                                 mstate_di |= (1<<1);
1368                                         else
1369                                                 mstate_di &= ~(1<<1);
1370                                         break;
1371
1372                                 case DIMOFS_BUTTON2:
1373                                         if (od.dwData & 0x80)
1374                                                 mstate_di |= (1<<2);
1375                                         else
1376                                                 mstate_di &= ~(1<<2);
1377                                         break;
1378                         }
1379                 }
1380
1381         // perform button actions
1382                 for (i=0 ; i<mouse_buttons ; i++)
1383                 {
1384                         if ( (mstate_di & (1<<i)) &&
1385                                 !(mouse_oldbuttonstate & (1<<i)) )
1386                         {
1387                                 Key_Event (K_MOUSE1 + i, 0, true);
1388                         }
1389
1390                         if ( !(mstate_di & (1<<i)) &&
1391                                 (mouse_oldbuttonstate & (1<<i)) )
1392                         {
1393                                 Key_Event (K_MOUSE1 + i, 0, false);
1394                         }
1395                 }
1396
1397                 mouse_oldbuttonstate = mstate_di;
1398         }
1399         else
1400         {
1401                 GetCursorPos (&current_pos);
1402                 mx = current_pos.x - window_center_x + mx_accum;
1403                 my = current_pos.y - window_center_y + my_accum;
1404                 mx_accum = 0;
1405                 my_accum = 0;
1406         }
1407
1408         IN_Mouse(cmd, mx, my);
1409
1410         // if the mouse has moved, force it to the center, so there's room to move
1411         if (!dinput && (mx || my))
1412                 SetCursorPos (window_center_x, window_center_y);
1413 }
1414
1415
1416 /*
1417 ===========
1418 IN_Move
1419 ===========
1420 */
1421 void IN_Move (usercmd_t *cmd)
1422 {
1423         if (vid_activewindow && !vid_hidden)
1424         {
1425                 IN_MouseMove (cmd);
1426                 IN_JoyMove (cmd);
1427         }
1428 }
1429
1430
1431 /*
1432 ===========
1433 IN_Accumulate
1434 ===========
1435 */
1436 void IN_Accumulate (void)
1437 {
1438         if (mouseactive)
1439         {
1440                 if (!dinput)
1441                 {
1442                         GetCursorPos (&current_pos);
1443
1444                         mx_accum += current_pos.x - window_center_x;
1445                         my_accum += current_pos.y - window_center_y;
1446
1447                 // force the mouse to the center, so there's room to move
1448                         SetCursorPos (window_center_x, window_center_y);
1449                 }
1450         }
1451 }
1452
1453
1454 /*
1455 ===================
1456 IN_ClearStates
1457 ===================
1458 */
1459 void IN_ClearStates (void)
1460 {
1461         if (mouseactive)
1462         {
1463                 mx_accum = 0;
1464                 my_accum = 0;
1465                 mouse_oldbuttonstate = 0;
1466         }
1467 }
1468
1469
1470 /*
1471 ===============
1472 IN_StartupJoystick
1473 ===============
1474 */
1475 void IN_StartupJoystick (void)
1476 {
1477         int                     numdevs;
1478         JOYCAPS         jc;
1479         MMRESULT        mmr;
1480         mmr = 0;
1481
1482         // assume no joystick
1483         joy_avail = false;
1484
1485         // abort startup if user requests no joystick
1486         if (COM_CheckParm ("-nojoy") || COM_CheckParm("-safe"))
1487                 return;
1488
1489         // verify joystick driver is present
1490         if ((numdevs = joyGetNumDevs ()) == 0)
1491         {
1492                 Con_Printf ("\njoystick not found -- driver not present\n\n");
1493                 return;
1494         }
1495
1496         // cycle through the joystick ids for the first valid one
1497         for (joy_id=0 ; joy_id<numdevs ; joy_id++)
1498         {
1499                 memset (&ji, 0, sizeof(ji));
1500                 ji.dwSize = sizeof(ji);
1501                 ji.dwFlags = JOY_RETURNCENTERED;
1502
1503                 if ((mmr = joyGetPosEx (joy_id, &ji)) == JOYERR_NOERROR)
1504                         break;
1505         }
1506
1507         // abort startup if we didn't find a valid joystick
1508         if (mmr != JOYERR_NOERROR)
1509         {
1510                 Con_Printf ("\njoystick not found -- no valid joysticks (%x)\n\n", mmr);
1511                 return;
1512         }
1513
1514         // get the capabilities of the selected joystick
1515         // abort startup if command fails
1516         memset (&jc, 0, sizeof(jc));
1517         if ((mmr = joyGetDevCaps (joy_id, &jc, sizeof(jc))) != JOYERR_NOERROR)
1518         {
1519                 Con_Printf ("\njoystick not found -- invalid joystick capabilities (%x)\n\n", mmr);
1520                 return;
1521         }
1522
1523         // save the joystick's number of buttons and POV status
1524         joy_numbuttons = jc.wNumButtons;
1525         joy_haspov = jc.wCaps & JOYCAPS_HASPOV;
1526
1527         // old button and POV states default to no buttons pressed
1528         joy_oldbuttonstate = joy_oldpovstate = 0;
1529
1530         // mark the joystick as available and advanced initialization not completed
1531         // this is needed as cvars are not available during initialization
1532
1533         joy_avail = true;
1534         joy_advancedinit = false;
1535
1536         Con_Printf ("\njoystick detected\n\n");
1537 }
1538
1539
1540 /*
1541 ===========
1542 RawValuePointer
1543 ===========
1544 */
1545 PDWORD RawValuePointer (int axis)
1546 {
1547         switch (axis)
1548         {
1549         case JOY_AXIS_X:
1550                 return &ji.dwXpos;
1551         case JOY_AXIS_Y:
1552                 return &ji.dwYpos;
1553         case JOY_AXIS_Z:
1554                 return &ji.dwZpos;
1555         case JOY_AXIS_R:
1556                 return &ji.dwRpos;
1557         case JOY_AXIS_U:
1558                 return &ji.dwUpos;
1559         case JOY_AXIS_V:
1560                 return &ji.dwVpos;
1561         }
1562         return NULL; // LordHavoc: hush compiler warning
1563 }
1564
1565
1566 /*
1567 ===========
1568 Joy_AdvancedUpdate_f
1569 ===========
1570 */
1571 void Joy_AdvancedUpdate_f (void)
1572 {
1573
1574         // called once by IN_ReadJoystick and by user whenever an update is needed
1575         // cvars are now available
1576         int     i;
1577         DWORD dwTemp;
1578
1579         // initialize all the maps
1580         for (i = 0; i < JOY_MAX_AXES; i++)
1581         {
1582                 dwAxisMap[i] = AxisNada;
1583                 dwControlMap[i] = JOY_ABSOLUTE_AXIS;
1584                 pdwRawValue[i] = RawValuePointer(i);
1585         }
1586
1587         if( joy_advanced.integer == 0)
1588         {
1589                 // default joystick initialization
1590                 // 2 axes only with joystick control
1591                 dwAxisMap[JOY_AXIS_X] = AxisTurn;
1592                 // dwControlMap[JOY_AXIS_X] = JOY_ABSOLUTE_AXIS;
1593                 dwAxisMap[JOY_AXIS_Y] = AxisForward;
1594                 // dwControlMap[JOY_AXIS_Y] = JOY_ABSOLUTE_AXIS;
1595         }
1596         else
1597         {
1598                 if (strcmp (joy_name.string, "joystick") != 0)
1599                 {
1600                         // notify user of advanced controller
1601                         Con_Printf ("\n%s configured\n\n", joy_name.string);
1602                 }
1603
1604                 // advanced initialization here
1605                 // data supplied by user via joy_axisn cvars
1606                 dwTemp = (DWORD) joy_advaxisx.value;
1607                 dwAxisMap[JOY_AXIS_X] = dwTemp & 0x0000000f;
1608                 dwControlMap[JOY_AXIS_X] = dwTemp & JOY_RELATIVE_AXIS;
1609                 dwTemp = (DWORD) joy_advaxisy.value;
1610                 dwAxisMap[JOY_AXIS_Y] = dwTemp & 0x0000000f;
1611                 dwControlMap[JOY_AXIS_Y] = dwTemp & JOY_RELATIVE_AXIS;
1612                 dwTemp = (DWORD) joy_advaxisz.value;
1613                 dwAxisMap[JOY_AXIS_Z] = dwTemp & 0x0000000f;
1614                 dwControlMap[JOY_AXIS_Z] = dwTemp & JOY_RELATIVE_AXIS;
1615                 dwTemp = (DWORD) joy_advaxisr.value;
1616                 dwAxisMap[JOY_AXIS_R] = dwTemp & 0x0000000f;
1617                 dwControlMap[JOY_AXIS_R] = dwTemp & JOY_RELATIVE_AXIS;
1618                 dwTemp = (DWORD) joy_advaxisu.value;
1619                 dwAxisMap[JOY_AXIS_U] = dwTemp & 0x0000000f;
1620                 dwControlMap[JOY_AXIS_U] = dwTemp & JOY_RELATIVE_AXIS;
1621                 dwTemp = (DWORD) joy_advaxisv.value;
1622                 dwAxisMap[JOY_AXIS_V] = dwTemp & 0x0000000f;
1623                 dwControlMap[JOY_AXIS_V] = dwTemp & JOY_RELATIVE_AXIS;
1624         }
1625
1626         // compute the axes to collect from DirectInput
1627         joy_flags = JOY_RETURNCENTERED | JOY_RETURNBUTTONS | JOY_RETURNPOV;
1628         for (i = 0; i < JOY_MAX_AXES; i++)
1629         {
1630                 if (dwAxisMap[i] != AxisNada)
1631                 {
1632                         joy_flags |= dwAxisFlags[i];
1633                 }
1634         }
1635 }
1636
1637 /*
1638 ===========
1639 IN_Commands
1640 ===========
1641 */
1642 void IN_Commands (void)
1643 {
1644         int             i, key_index;
1645         DWORD   buttonstate, povstate;
1646
1647         if (!joy_avail)
1648         {
1649                 return;
1650         }
1651
1652
1653         // loop through the joystick buttons
1654         // key a joystick event or auxillary event for higher number buttons for each state change
1655         buttonstate = ji.dwButtons;
1656         for (i=0 ; i < (int) joy_numbuttons ; i++)
1657         {
1658                 if ( (buttonstate & (1<<i)) && !(joy_oldbuttonstate & (1<<i)) )
1659                 {
1660                         key_index = (i < 4) ? K_JOY1 : K_AUX1;
1661                         Key_Event (key_index + i, 0, true);
1662                 }
1663
1664                 if ( !(buttonstate & (1<<i)) && (joy_oldbuttonstate & (1<<i)) )
1665                 {
1666                         key_index = (i < 4) ? K_JOY1 : K_AUX1;
1667                         Key_Event (key_index + i, 0, false);
1668                 }
1669         }
1670         joy_oldbuttonstate = buttonstate;
1671
1672         if (joy_haspov)
1673         {
1674                 // convert POV information into 4 bits of state information
1675                 // this avoids any potential problems related to moving from one
1676                 // direction to another without going through the center position
1677                 povstate = 0;
1678                 if(ji.dwPOV != JOY_POVCENTERED)
1679                 {
1680                         if (ji.dwPOV == JOY_POVFORWARD)
1681                                 povstate |= 0x01;
1682                         if (ji.dwPOV == JOY_POVRIGHT)
1683                                 povstate |= 0x02;
1684                         if (ji.dwPOV == JOY_POVBACKWARD)
1685                                 povstate |= 0x04;
1686                         if (ji.dwPOV == JOY_POVLEFT)
1687                                 povstate |= 0x08;
1688                 }
1689                 // determine which bits have changed and key an auxillary event for each change
1690                 for (i=0 ; i < 4 ; i++)
1691                 {
1692                         if ( (povstate & (1<<i)) && !(joy_oldpovstate & (1<<i)) )
1693                         {
1694                                 Key_Event (K_AUX29 + i, 0, true);
1695                         }
1696
1697                         if ( !(povstate & (1<<i)) && (joy_oldpovstate & (1<<i)) )
1698                         {
1699                                 Key_Event (K_AUX29 + i, 0, false);
1700                         }
1701                 }
1702                 joy_oldpovstate = povstate;
1703         }
1704 }
1705
1706
1707 /*
1708 ===============
1709 IN_ReadJoystick
1710 ===============
1711 */
1712 qboolean IN_ReadJoystick (void)
1713 {
1714
1715         memset (&ji, 0, sizeof(ji));
1716         ji.dwSize = sizeof(ji);
1717         ji.dwFlags = joy_flags;
1718
1719         if (joyGetPosEx (joy_id, &ji) == JOYERR_NOERROR)
1720         {
1721                 // this is a hack -- there is a bug in the Logitech WingMan Warrior DirectInput Driver
1722                 // rather than having 32768 be the zero point, they have the zero point at 32668
1723                 // go figure -- anyway, now we get the full resolution out of the device
1724                 if (joy_wwhack1.integer != 0.0)
1725                 {
1726                         ji.dwUpos += 100;
1727                 }
1728                 return true;
1729         }
1730         else
1731         {
1732                 // read error occurred
1733                 // turning off the joystick seems too harsh for 1 read error,
1734                 // but what should be done?
1735                 return false;
1736         }
1737 }
1738
1739
1740 /*
1741 ===========
1742 IN_JoyMove
1743 ===========
1744 */
1745 void IN_JoyMove (usercmd_t *cmd)
1746 {
1747         float   speed, aspeed;
1748         float   fAxisValue, fTemp;
1749         int             i, mouselook = (in_mlook.state & 1) || freelook.integer;
1750
1751         // complete initialization if first time in
1752         // this is needed as cvars are not available at initialization time
1753         if( joy_advancedinit != true )
1754         {
1755                 Joy_AdvancedUpdate_f();
1756                 joy_advancedinit = true;
1757         }
1758
1759         // verify joystick is available and that the user wants to use it
1760         if (!joy_avail || !in_joystick.integer)
1761         {
1762                 return;
1763         }
1764
1765         // collect the joystick data, if possible
1766         if (IN_ReadJoystick () != true)
1767         {
1768                 return;
1769         }
1770
1771         if (in_speed.state & 1)
1772                 speed = cl_movespeedkey.value;
1773         else
1774                 speed = 1;
1775         // LordHavoc: viewzoom affects sensitivity for sniping
1776         aspeed = speed * host_realframetime * cl.viewzoom;
1777
1778         // loop through the axes
1779         for (i = 0; i < JOY_MAX_AXES; i++)
1780         {
1781                 // get the floating point zero-centered, potentially-inverted data for the current axis
1782                 fAxisValue = (float) *pdwRawValue[i];
1783                 // move centerpoint to zero
1784                 fAxisValue -= 32768.0;
1785
1786                 if (joy_wwhack2.integer != 0.0)
1787                 {
1788                         if (dwAxisMap[i] == AxisTurn)
1789                         {
1790                                 // this is a special formula for the Logitech WingMan Warrior
1791                                 // y=ax^b; where a = 300 and b = 1.3
1792                                 // also x values are in increments of 800 (so this is factored out)
1793                                 // then bounds check result to level out excessively high spin rates
1794                                 fTemp = 300.0 * pow(abs(fAxisValue) / 800.0, 1.3);
1795                                 if (fTemp > 14000.0)
1796                                         fTemp = 14000.0;
1797                                 // restore direction information
1798                                 fAxisValue = (fAxisValue > 0.0) ? fTemp : -fTemp;
1799                         }
1800                 }
1801
1802                 // convert range from -32768..32767 to -1..1
1803                 fAxisValue /= 32768.0;
1804
1805                 switch (dwAxisMap[i])
1806                 {
1807                 case AxisForward:
1808                         if ((joy_advanced.integer == 0) && mouselook)
1809                         {
1810                                 // user wants forward control to become look control
1811                                 if (fabs(fAxisValue) > joy_pitchthreshold.value)
1812                                 {
1813                                         // if mouse invert is on, invert the joystick pitch value
1814                                         // only absolute control support here (joy_advanced is false)
1815                                         if (m_pitch.value < 0.0)
1816                                         {
1817                                                 cl.viewangles[PITCH] -= (fAxisValue * joy_pitchsensitivity.value) * aspeed * cl_pitchspeed.value;
1818                                         }
1819                                         else
1820                                         {
1821                                                 cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity.value) * aspeed * cl_pitchspeed.value;
1822                                         }
1823                                         V_StopPitchDrift();
1824                                 }
1825                                 else
1826                                 {
1827                                         // no pitch movement
1828                                         // disable pitch return-to-center unless requested by user
1829                                         // *** this code can be removed when the lookspring bug is fixed
1830                                         // *** the bug always has the lookspring feature on
1831                                         if(lookspring.value == 0.0)
1832                                                 V_StopPitchDrift();
1833                                 }
1834                         }
1835                         else
1836                         {
1837                                 // user wants forward control to be forward control
1838                                 if (fabs(fAxisValue) > joy_forwardthreshold.value)
1839                                 {
1840                                         cmd->forwardmove += (fAxisValue * joy_forwardsensitivity.value) * speed * cl_forwardspeed.value;
1841                                 }
1842                         }
1843                         break;
1844
1845                 case AxisSide:
1846                         if (fabs(fAxisValue) > joy_sidethreshold.value)
1847                         {
1848                                 cmd->sidemove += (fAxisValue * joy_sidesensitivity.value) * speed * cl_sidespeed.value;
1849                         }
1850                         break;
1851
1852                 case AxisTurn:
1853                         if ((in_strafe.state & 1) || (lookstrafe.integer && mouselook))
1854                         {
1855                                 // user wants turn control to become side control
1856                                 if (fabs(fAxisValue) > joy_sidethreshold.value)
1857                                 {
1858                                         cmd->sidemove -= (fAxisValue * joy_sidesensitivity.value) * speed * cl_sidespeed.value;
1859                                 }
1860                         }
1861                         else
1862                         {
1863                                 // user wants turn control to be turn control
1864                                 if (fabs(fAxisValue) > joy_yawthreshold.value)
1865                                 {
1866                                         if(dwControlMap[i] == JOY_ABSOLUTE_AXIS)
1867                                         {
1868                                                 cl.viewangles[YAW] += (fAxisValue * joy_yawsensitivity.value) * aspeed * cl_yawspeed.value;
1869                                         }
1870                                         else
1871                                         {
1872                                                 cl.viewangles[YAW] += (fAxisValue * joy_yawsensitivity.value) * speed * 180.0;
1873                                         }
1874
1875                                 }
1876                         }
1877                         break;
1878
1879                 case AxisLook:
1880                         if (mouselook)
1881                         {
1882                                 if (fabs(fAxisValue) > joy_pitchthreshold.value)
1883                                 {
1884                                         // pitch movement detected and pitch movement desired by user
1885                                         if(dwControlMap[i] == JOY_ABSOLUTE_AXIS)
1886                                         {
1887                                                 cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity.value) * aspeed * cl_pitchspeed.value;
1888                                         }
1889                                         else
1890                                         {
1891                                                 cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity.value) * speed * 180.0;
1892                                         }
1893                                         V_StopPitchDrift();
1894                                 }
1895                                 else
1896                                 {
1897                                         // no pitch movement
1898                                         // disable pitch return-to-center unless requested by user
1899                                         // *** this code can be removed when the lookspring bug is fixed
1900                                         // *** the bug always has the lookspring feature on
1901                                         if(lookspring.integer == 0)
1902                                                 V_StopPitchDrift();
1903                                 }
1904                         }
1905                         break;
1906
1907                 default:
1908                         break;
1909                 }
1910         }
1911 }
1912
1913 static void IN_Init(void)
1914 {
1915         uiWheelMessage = RegisterWindowMessage ( "MSWHEEL_ROLLMSG" );
1916
1917         // joystick variables
1918         Cvar_RegisterVariable (&in_joystick);
1919         Cvar_RegisterVariable (&joy_name);
1920         Cvar_RegisterVariable (&joy_advanced);
1921         Cvar_RegisterVariable (&joy_advaxisx);
1922         Cvar_RegisterVariable (&joy_advaxisy);
1923         Cvar_RegisterVariable (&joy_advaxisz);
1924         Cvar_RegisterVariable (&joy_advaxisr);
1925         Cvar_RegisterVariable (&joy_advaxisu);
1926         Cvar_RegisterVariable (&joy_advaxisv);
1927         Cvar_RegisterVariable (&joy_forwardthreshold);
1928         Cvar_RegisterVariable (&joy_sidethreshold);
1929         Cvar_RegisterVariable (&joy_pitchthreshold);
1930         Cvar_RegisterVariable (&joy_yawthreshold);
1931         Cvar_RegisterVariable (&joy_forwardsensitivity);
1932         Cvar_RegisterVariable (&joy_sidesensitivity);
1933         Cvar_RegisterVariable (&joy_pitchsensitivity);
1934         Cvar_RegisterVariable (&joy_yawsensitivity);
1935         Cvar_RegisterVariable (&joy_wwhack1);
1936         Cvar_RegisterVariable (&joy_wwhack2);
1937         Cmd_AddCommand ("joyadvancedupdate", Joy_AdvancedUpdate_f);
1938 }
1939
1940 static void IN_Shutdown(void)
1941 {
1942         IN_DeactivateMouse ();
1943         IN_ShowMouse ();
1944
1945         if (g_pMouse)
1946                 IDirectInputDevice_Release(g_pMouse);
1947         g_pMouse = NULL;
1948
1949         if (g_pdi)
1950                 IDirectInput_Release(g_pdi);
1951         g_pdi = NULL;
1952 }