2 Copyright (C) 1996-1997 Id Software, Inc.
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.
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.
13 See the GNU General Public License for more details.
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.
20 // gl_vidnt.c -- NT GL vid component
22 // we don't need a very new dinput
23 #define DIRECTINPUT_VERSION 0x0300
37 extern HINSTANCE global_hInstance;
41 #define WM_MOUSEWHEEL 0x020A
44 // Tell startup code that we have a client
45 int cl_available = true;
47 qboolean vid_supportrefreshrate = true;
49 static int (WINAPI *qwglChoosePixelFormat)(HDC, CONST PIXELFORMATDESCRIPTOR *);
50 static int (WINAPI *qwglDescribePixelFormat)(HDC, int, UINT, LPPIXELFORMATDESCRIPTOR);
51 //static int (WINAPI *qwglGetPixelFormat)(HDC);
52 static BOOL (WINAPI *qwglSetPixelFormat)(HDC, int, CONST PIXELFORMATDESCRIPTOR *);
53 static BOOL (WINAPI *qwglSwapBuffers)(HDC);
54 static HGLRC (WINAPI *qwglCreateContext)(HDC);
55 static BOOL (WINAPI *qwglDeleteContext)(HGLRC);
56 static HGLRC (WINAPI *qwglGetCurrentContext)(VOID);
57 static HDC (WINAPI *qwglGetCurrentDC)(VOID);
58 static PROC (WINAPI *qwglGetProcAddress)(LPCSTR);
59 static BOOL (WINAPI *qwglMakeCurrent)(HDC, HGLRC);
60 static BOOL (WINAPI *qwglSwapIntervalEXT)(int interval);
61 static const char *(WINAPI *qwglGetExtensionsStringARB)(HDC hdc);
62 static BOOL (WINAPI *qwglChoosePixelFormatARB)(HDC hdc, const int *piAttribIList, const FLOAT *pfAttribFList, UINT nMaxFormats, int *piFormats, UINT *nNumFormats);
63 static BOOL (WINAPI *qwglGetPixelFormatAttribivARB)(HDC hdc, int iPixelFormat, int iLayerPlane, UINT nAttributes, const int *piAttributes, int *piValues);
65 static dllfunction_t wglfuncs[] =
67 {"wglChoosePixelFormat", (void **) &qwglChoosePixelFormat},
68 {"wglDescribePixelFormat", (void **) &qwglDescribePixelFormat},
69 // {"wglGetPixelFormat", (void **) &qwglGetPixelFormat},
70 {"wglSetPixelFormat", (void **) &qwglSetPixelFormat},
71 {"wglSwapBuffers", (void **) &qwglSwapBuffers},
72 {"wglCreateContext", (void **) &qwglCreateContext},
73 {"wglDeleteContext", (void **) &qwglDeleteContext},
74 {"wglGetProcAddress", (void **) &qwglGetProcAddress},
75 {"wglMakeCurrent", (void **) &qwglMakeCurrent},
76 {"wglGetCurrentContext", (void **) &qwglGetCurrentContext},
77 {"wglGetCurrentDC", (void **) &qwglGetCurrentDC},
81 static dllfunction_t wglswapintervalfuncs[] =
83 {"wglSwapIntervalEXT", (void **) &qwglSwapIntervalEXT},
87 static dllfunction_t wglpixelformatfuncs[] =
89 {"wglChoosePixelFormatARB", (void **) &qwglChoosePixelFormatARB},
90 {"wglGetPixelFormatAttribivARB", (void **) &qwglGetPixelFormatAttribivARB},
94 static DEVMODE gdevmode, initialdevmode;
95 static qboolean vid_initialized = false;
96 static qboolean vid_wassuspended = false;
97 static qboolean vid_usingmouse = false;
98 static qboolean vid_usingvsync = false;
99 static qboolean vid_usevsync = false;
102 // used by cd_win.c and snd_win.c
108 //HWND WINAPI InitializeWindow (HINSTANCE hInstance, int nCmdShow);
110 static qboolean vid_isfullscreen;
112 //void VID_MenuDraw (void);
113 //void VID_MenuKey (int key);
115 //LONG WINAPI MainWndProc (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
116 //void AppActivate(BOOL fActive, BOOL minimize);
117 //void ClearAllStates (void);
118 //void VID_UpdateWindowStatus (void);
120 //====================================
122 static int window_x, window_y;
124 static qboolean mouseinitialized;
126 #ifdef SUPPORTDIRECTX
127 static qboolean dinput;
128 #define DINPUT_BUFFERSIZE 16
129 #define iDirectInputCreate(a,b,c,d) pDirectInputCreate(a,b,c,d)
131 static HRESULT (WINAPI *pDirectInputCreate)(HINSTANCE hinst, DWORD dwVersion, LPDIRECTINPUT * lplpDirectInput, LPUNKNOWN punkOuter);
134 // LordHavoc: thanks to backslash for this support for mouse buttons 4 and 5
135 /* backslash :: imouse explorer buttons */
136 /* These are #ifdefed out for non-Win2K in the February 2001 version of
137 MS's platform SDK, but we need them for compilation. . . */
138 #ifndef WM_XBUTTONDOWN
139 #define WM_XBUTTONDOWN 0x020B
140 #define WM_XBUTTONUP 0x020C
143 #define MK_XBUTTON1 0x0020
144 #define MK_XBUTTON2 0x0040
147 // LordHavoc: lets hope this allows more buttons in the future...
148 #define MK_XBUTTON3 0x0080
149 #define MK_XBUTTON4 0x0100
150 #define MK_XBUTTON5 0x0200
151 #define MK_XBUTTON6 0x0400
152 #define MK_XBUTTON7 0x0800
157 static int mouse_buttons;
158 static int mouse_oldbuttonstate;
160 static unsigned int uiWheelMessage;
161 #ifdef SUPPORTDIRECTX
162 static qboolean dinput_acquired;
164 static unsigned int mstate_di;
167 // joystick defines and variables
168 // where should defines be moved?
169 #define JOY_ABSOLUTE_AXIS 0x00000000 // control like a joystick
170 #define JOY_RELATIVE_AXIS 0x00000010 // control like a mouse, spinner, trackball
171 #define JOY_MAX_AXES 6 // X, Y, Z, R, U, V
181 AxisNada = 0, AxisForward, AxisLook, AxisSide, AxisTurn
184 static DWORD dwAxisFlags[JOY_MAX_AXES] =
186 JOY_RETURNX, JOY_RETURNY, JOY_RETURNZ, JOY_RETURNR, JOY_RETURNU, JOY_RETURNV
189 static DWORD dwAxisMap[JOY_MAX_AXES];
190 static DWORD dwControlMap[JOY_MAX_AXES];
191 static PDWORD pdwRawValue[JOY_MAX_AXES];
193 // none of these cvars are saved over a session
194 // this means that advanced controller configuration needs to be executed
195 // each time. this avoids any problems with getting back to a default usage
196 // or when changing from one controller to another. this way at least something
198 static cvar_t in_joystick = {CVAR_SAVE, "joystick","0", "enables joysticks"};
199 static cvar_t joy_name = {0, "joyname", "joystick", "name of joystick to use (informational only, used only by joyadvanced 1 mode)"};
200 static cvar_t joy_advanced = {0, "joyadvanced", "0", "use more than 2 axis joysticks (configuring this is very technical)"};
201 static cvar_t joy_advaxisx = {0, "joyadvaxisx", "0", "axis mapping for joyadvanced 1 mode"};
202 static cvar_t joy_advaxisy = {0, "joyadvaxisy", "0", "axis mapping for joyadvanced 1 mode"};
203 static cvar_t joy_advaxisz = {0, "joyadvaxisz", "0", "axis mapping for joyadvanced 1 mode"};
204 static cvar_t joy_advaxisr = {0, "joyadvaxisr", "0", "axis mapping for joyadvanced 1 mode"};
205 static cvar_t joy_advaxisu = {0, "joyadvaxisu", "0", "axis mapping for joyadvanced 1 mode"};
206 static cvar_t joy_advaxisv = {0, "joyadvaxisv", "0", "axis mapping for joyadvanced 1 mode"};
207 static cvar_t joy_forwardthreshold = {0, "joyforwardthreshold", "0.15", "minimum joystick movement necessary to move forward"};
208 static cvar_t joy_sidethreshold = {0, "joysidethreshold", "0.15", "minimum joystick movement necessary to move sideways (strafing)"};
209 static cvar_t joy_pitchthreshold = {0, "joypitchthreshold", "0.15", "minimum joystick movement necessary to look up/down"};
210 static cvar_t joy_yawthreshold = {0, "joyyawthreshold", "0.15", "minimum joystick movement necessary to turn left/right"};
211 static cvar_t joy_forwardsensitivity = {0, "joyforwardsensitivity", "-1.0", "how fast the joystick moves forward"};
212 static cvar_t joy_sidesensitivity = {0, "joysidesensitivity", "-1.0", "how fast the joystick moves sideways (strafing)"};
213 static cvar_t joy_pitchsensitivity = {0, "joypitchsensitivity", "1.0", "how fast the joystick looks up/down"};
214 static cvar_t joy_yawsensitivity = {0, "joyyawsensitivity", "-1.0", "how fast the joystick turns left/right"};
215 static cvar_t joy_wwhack1 = {0, "joywwhack1", "0.0", "special hack for wingman warrior"};
216 static cvar_t joy_wwhack2 = {0, "joywwhack2", "0.0", "special hack for wingman warrior"};
218 static cvar_t vid_forcerefreshrate = {0, "vid_forcerefreshrate", "0", "try to set the given vid_refreshrate even if Windows doesn't list it as valid video mode"};
220 static qboolean joy_avail, joy_advancedinit, joy_haspov;
221 static DWORD joy_oldbuttonstate, joy_oldpovstate;
224 static DWORD joy_flags;
225 static DWORD joy_numbuttons;
227 #ifdef SUPPORTDIRECTX
228 static LPDIRECTINPUT g_pdi;
229 static LPDIRECTINPUTDEVICE g_pMouse;
230 static HINSTANCE hInstDI;
235 // forward-referenced functions
236 static void IN_StartupJoystick (void);
237 static void Joy_AdvancedUpdate_f (void);
238 static void IN_JoyMove (void);
239 static void IN_StartupMouse (void);
242 //====================================
244 void VID_Finish (void)
246 qboolean vid_usemouse;
248 vid_usevsync = vid_vsync.integer && !cls.timedemo && gl_videosyncavailable;
249 if (vid_usingvsync != vid_usevsync && gl_videosyncavailable)
251 vid_usingvsync = vid_usevsync;
252 qwglSwapIntervalEXT (vid_usevsync);
255 if (r_render.integer && !vid_hidden)
258 if (r_speeds.integer || gl_finish.integer)
260 qglFinish();CHECKGLERROR
265 // make sure a context switch can happen every frame - Logitech drivers
266 // input drivers sometimes eat cpu time every 3 seconds or lag badly
270 VID_UpdateGamma(false, 256);
273 //==========================================================================
278 static unsigned char scantokey[128] =
280 // 0 1 2 3 4 5 6 7 8 9 A B C D E F
281 0 ,27 ,'1' ,'2' ,'3' ,'4' ,'5' ,'6' ,'7' ,'8' ,'9' ,'0' ,'-' ,'=' ,K_BACKSPACE,9 ,//0
282 'q' ,'w' ,'e' ,'r' ,'t' ,'y' ,'u' ,'i' ,'o' ,'p' ,'[' ,']' ,13 ,K_CTRL ,'a' ,'s' ,//1
283 'd' ,'f' ,'g' ,'h' ,'j' ,'k' ,'l' ,';' ,'\'' ,'`' ,K_SHIFT ,'\\' ,'z' ,'x' ,'c' ,'v' ,//2
284 'b' ,'n' ,'m' ,',' ,'.' ,'/' ,K_SHIFT,'*' ,K_ALT ,' ' ,0 ,K_F1 ,K_F2 ,K_F3 ,K_F4 ,K_F5 ,//3
285 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
286 K_DOWNARROW,K_PGDN,K_INS,K_DEL,0 ,0 ,0 ,K_F11 ,K_F12 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,//5
287 0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,//6
288 0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 //7
296 Map from windows to quake keynums
299 static int MapKey (int key, int virtualkey)
302 int modified = (key >> 16) & 255;
303 qboolean is_extended = false;
305 if (modified < 128 && scantokey[modified])
306 result = scantokey[modified];
310 Con_DPrintf("key 0x%02x (0x%8x, 0x%8x) has no translation\n", modified, key, virtualkey);
327 return K_KP_LEFTARROW;
329 return K_KP_RIGHTARROW;
333 return K_KP_DOWNARROW;
360 ===================================================================
364 ===================================================================
372 static void ClearAllStates (void)
376 mouse_oldbuttonstate = 0;
379 void AppActivate(BOOL fActive, BOOL minimize)
380 /****************************************************************************
382 * Function: AppActivate
383 * Parameters: fActive - True if app is activating
385 * Description: If the application is activating, then swap the system
386 * into SYSPAL_NOSTATIC mode so that our palettes will display
389 ****************************************************************************/
391 static qboolean sound_active = false; // initially blocked by Sys_InitConsole()
393 vid_activewindow = fActive;
394 vid_hidden = minimize;
396 // enable/disable sound on focus gain/loss
397 if (!vid_hidden && (vid_activewindow || !snd_mutewhenidle.integer))
410 sound_active = false;
416 if (vid_isfullscreen)
418 if (vid_wassuspended)
420 vid_wassuspended = false;
421 ChangeDisplaySettings (&gdevmode, CDS_FULLSCREEN);
422 ShowWindow(mainwindow, SW_SHOWNORMAL);
425 // LordHavoc: from dabb, fix for alt-tab bug in NVidia drivers
426 MoveWindow(mainwindow,0,0,gdevmode.dmPelsWidth,gdevmode.dmPelsHeight,false);
432 VID_GrabMouse(false);
433 if (vid_isfullscreen)
435 ChangeDisplaySettings (NULL, 0);
436 vid_wassuspended = true;
438 VID_RestoreSystemGamma();
442 //TODO: move it around in vid_wgl.c since I dont think this is the right position
443 void Sys_SendKeyEvents (void)
447 while (PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE))
449 if (!GetMessage (&msg, NULL, 0, 0))
452 TranslateMessage (&msg);
453 DispatchMessage (&msg);
457 LONG CDAudio_MessageHandler(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
459 static keynum_t buttonremap[16] =
479 /* main window procedure */
480 LONG WINAPI MainWndProc (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
483 int fActive, fMinimized, temp;
488 qboolean down = false;
490 if ( uMsg == uiWheelMessage )
491 uMsg = WM_MOUSEWHEEL;
496 if (vid_isfullscreen)
497 ShowWindow(mainwindow, SW_SHOWMINNOACTIVE);
504 window_x = (int) LOWORD(lParam);
505 window_y = (int) HIWORD(lParam);
506 VID_GrabMouse(false);
514 vkey = MapKey(lParam, wParam);
515 GetKeyboardState (state);
516 // alt/ctrl/shift tend to produce funky ToAscii values,
517 // and if it's not a single character we don't know care about it
518 charlength = ToAscii (wParam, lParam >> 16, state, (LPWORD)asciichar, 0);
519 if (vkey == K_ALT || vkey == K_CTRL || vkey == K_SHIFT || charlength == 0)
521 else if( charlength == 2 ) {
522 asciichar[0] = asciichar[1];
524 Key_Event (vkey, asciichar[0], down);
528 // keep Alt-Space from happening
532 // prevent screensaver from occuring while the active window
533 // note: password-locked screensavers on Vista still work
534 if (vid_activewindow && ((wParam & 0xFFF0) == SC_SCREENSAVE || (wParam & 0xFFF0) == SC_MONITORPOWER))
537 lRet = DefWindowProc (hWnd, uMsg, wParam, lParam);
540 // this is complicated because Win32 seems to pack multiple mouse events into
541 // one update sometimes, so we always check all states and look for events
548 case WM_XBUTTONDOWN: // backslash :: imouse explorer buttons
549 case WM_XBUTTONUP: // backslash :: imouse explorer buttons
553 if (wParam & MK_LBUTTON)
556 if (wParam & MK_RBUTTON)
559 if (wParam & MK_MBUTTON)
562 /* backslash :: imouse explorer buttons */
563 if (wParam & MK_XBUTTON1)
566 if (wParam & MK_XBUTTON2)
570 // LordHavoc: lets hope this allows more buttons in the future...
571 if (wParam & MK_XBUTTON3)
573 if (wParam & MK_XBUTTON4)
575 if (wParam & MK_XBUTTON5)
577 if (wParam & MK_XBUTTON6)
579 if (wParam & MK_XBUTTON7)
582 #ifdef SUPPORTDIRECTX
583 if (vid_usingmouse && !dinput_acquired)
588 // perform button actions
590 for (i=0 ; i<mouse_buttons && i < 16 ; i++)
591 if ((temp ^ mouse_oldbuttonstate) & (1<<i))
592 Key_Event (buttonremap[i], 0, (temp & (1<<i)) != 0);
593 mouse_oldbuttonstate = temp;
598 // JACK: This is the mouse wheel with the Intellimouse
599 // Its delta is either positive or neg, and we generate the proper
602 if ((short) HIWORD(wParam) > 0) {
603 Key_Event(K_MWHEELUP, 0, true);
604 Key_Event(K_MWHEELUP, 0, false);
606 Key_Event(K_MWHEELDOWN, 0, true);
607 Key_Event(K_MWHEELDOWN, 0, false);
615 if (MessageBox (mainwindow, "Are you sure you want to quit?", "Confirm Exit", MB_YESNO | MB_SETFOREGROUND | MB_ICONQUESTION) == IDYES)
621 fActive = LOWORD(wParam);
622 fMinimized = (BOOL) HIWORD(wParam);
623 AppActivate(!(fActive == WA_INACTIVE), fMinimized);
625 // fix the leftover Alt from any Alt-Tab or the like that switched us away
631 // PostQuitMessage (0);
635 lRet = CDAudio_MessageHandler (hWnd, uMsg, wParam, lParam);
639 /* pass all unhandled messages to DefWindowProc */
640 lRet = DefWindowProc (hWnd, uMsg, wParam, lParam);
644 /* return 1 if handled message, 0 if not */
648 int VID_SetGamma(unsigned short *ramps, int rampsize)
650 HDC hdc = GetDC (NULL);
651 int i = SetDeviceGammaRamp(hdc, ramps);
652 ReleaseDC (NULL, hdc);
653 return i; // return success or failure
656 int VID_GetGamma(unsigned short *ramps, int rampsize)
658 HDC hdc = GetDC (NULL);
659 int i = GetDeviceGammaRamp(hdc, ramps);
660 ReleaseDC (NULL, hdc);
661 return i; // return success or failure
664 static HINSTANCE gldll;
666 static void GL_CloseLibrary(void)
671 qwglGetProcAddress = NULL;
674 gl_platformextensions = "";
677 static int GL_OpenLibrary(const char *name)
679 Con_Printf("Loading OpenGL driver %s\n", name);
681 if (!(gldll = LoadLibrary(name)))
683 Con_Printf("Unable to LoadLibrary %s\n", name);
686 strlcpy(gl_driver, name, sizeof(gl_driver));
690 void *GL_GetProcAddress(const char *name)
693 if (qwglGetProcAddress != NULL)
694 p = (void *) qwglGetProcAddress(name);
696 p = (void *) GetProcAddress(gldll, name);
700 #ifndef WGL_ARB_pixel_format
701 #define WGL_NUMBER_PIXEL_FORMATS_ARB 0x2000
702 #define WGL_DRAW_TO_WINDOW_ARB 0x2001
703 #define WGL_DRAW_TO_BITMAP_ARB 0x2002
704 #define WGL_ACCELERATION_ARB 0x2003
705 #define WGL_NEED_PALETTE_ARB 0x2004
706 #define WGL_NEED_SYSTEM_PALETTE_ARB 0x2005
707 #define WGL_SWAP_LAYER_BUFFERS_ARB 0x2006
708 #define WGL_SWAP_METHOD_ARB 0x2007
709 #define WGL_NUMBER_OVERLAYS_ARB 0x2008
710 #define WGL_NUMBER_UNDERLAYS_ARB 0x2009
711 #define WGL_TRANSPARENT_ARB 0x200A
712 #define WGL_TRANSPARENT_RED_VALUE_ARB 0x2037
713 #define WGL_TRANSPARENT_GREEN_VALUE_ARB 0x2038
714 #define WGL_TRANSPARENT_BLUE_VALUE_ARB 0x2039
715 #define WGL_TRANSPARENT_ALPHA_VALUE_ARB 0x203A
716 #define WGL_TRANSPARENT_INDEX_VALUE_ARB 0x203B
717 #define WGL_SHARE_DEPTH_ARB 0x200C
718 #define WGL_SHARE_STENCIL_ARB 0x200D
719 #define WGL_SHARE_ACCUM_ARB 0x200E
720 #define WGL_SUPPORT_GDI_ARB 0x200F
721 #define WGL_SUPPORT_OPENGL_ARB 0x2010
722 #define WGL_DOUBLE_BUFFER_ARB 0x2011
723 #define WGL_STEREO_ARB 0x2012
724 #define WGL_PIXEL_TYPE_ARB 0x2013
725 #define WGL_COLOR_BITS_ARB 0x2014
726 #define WGL_RED_BITS_ARB 0x2015
727 #define WGL_RED_SHIFT_ARB 0x2016
728 #define WGL_GREEN_BITS_ARB 0x2017
729 #define WGL_GREEN_SHIFT_ARB 0x2018
730 #define WGL_BLUE_BITS_ARB 0x2019
731 #define WGL_BLUE_SHIFT_ARB 0x201A
732 #define WGL_ALPHA_BITS_ARB 0x201B
733 #define WGL_ALPHA_SHIFT_ARB 0x201C
734 #define WGL_ACCUM_BITS_ARB 0x201D
735 #define WGL_ACCUM_RED_BITS_ARB 0x201E
736 #define WGL_ACCUM_GREEN_BITS_ARB 0x201F
737 #define WGL_ACCUM_BLUE_BITS_ARB 0x2020
738 #define WGL_ACCUM_ALPHA_BITS_ARB 0x2021
739 #define WGL_DEPTH_BITS_ARB 0x2022
740 #define WGL_STENCIL_BITS_ARB 0x2023
741 #define WGL_AUX_BUFFERS_ARB 0x2024
742 #define WGL_NO_ACCELERATION_ARB 0x2025
743 #define WGL_GENERIC_ACCELERATION_ARB 0x2026
744 #define WGL_FULL_ACCELERATION_ARB 0x2027
745 #define WGL_SWAP_EXCHANGE_ARB 0x2028
746 #define WGL_SWAP_COPY_ARB 0x2029
747 #define WGL_SWAP_UNDEFINED_ARB 0x202A
748 #define WGL_TYPE_RGBA_ARB 0x202B
749 #define WGL_TYPE_COLORINDEX_ARB 0x202C
752 #ifndef WGL_ARB_multisample
753 #define WGL_SAMPLE_BUFFERS_ARB 0x2041
754 #define WGL_SAMPLES_ARB 0x2042
758 static void IN_Init(void);
763 InitCommonControls();
764 hIcon = LoadIcon (global_hInstance, MAKEINTRESOURCE (IDI_ICON1));
766 // Register the frame class
768 wc.lpfnWndProc = (WNDPROC)MainWndProc;
771 wc.hInstance = global_hInstance;
773 wc.hCursor = LoadCursor (NULL,IDC_ARROW);
774 wc.hbrBackground = NULL;
776 wc.lpszClassName = "DarkPlacesWindowClass";
778 if (!RegisterClass (&wc))
779 Con_Printf ("Couldn't register window class\n");
781 memset(&initialdevmode, 0, sizeof(initialdevmode));
782 EnumDisplaySettings(NULL, ENUM_CURRENT_SETTINGS, &initialdevmode);
787 int VID_InitMode (int fullscreen, int width, int height, int bpp, int refreshrate, int stereobuffer, int samples)
793 PIXELFORMATDESCRIPTOR pfd =
795 sizeof(PIXELFORMATDESCRIPTOR), // size of this pfd
797 PFD_DRAW_TO_WINDOW // support window
798 | PFD_SUPPORT_OPENGL // support OpenGL
799 | PFD_DOUBLEBUFFER , // double buffered
800 PFD_TYPE_RGBA, // RGBA type
801 24, // 24-bit color depth
802 0, 0, 0, 0, 0, 0, // color bits ignored
803 0, // no alpha buffer
804 0, // shift bit ignored
805 0, // no accumulation buffer
806 0, 0, 0, 0, // accum bits ignored
807 32, // 32-bit z-buffer
808 0, // no stencil buffer
809 0, // no auxiliary buffer
810 PFD_MAIN_PLANE, // main layer
812 0, 0, 0 // layer masks ignored
815 int pixelformat, newpixelformat;
817 DWORD WindowStyle, ExWindowStyle;
818 int CenterX, CenterY;
819 const char *gldrivername;
822 qboolean foundmode, foundgoodmode;
829 Sys_Error("VID_InitMode called when video is already initialised");
831 // if stencil is enabled, ask for alpha too
839 pfd.cStencilBits = 8;
848 pfd.cStencilBits = 0;
852 pfd.dwFlags |= PFD_STEREO;
856 *a++ = WGL_DRAW_TO_WINDOW_ARB;
858 *a++ = WGL_ACCELERATION_ARB;
859 *a++ = WGL_FULL_ACCELERATION_ARB;
860 *a++ = WGL_DOUBLE_BUFFER_ARB;
865 *a++ = WGL_RED_BITS_ARB;
867 *a++ = WGL_GREEN_BITS_ARB;
869 *a++ = WGL_BLUE_BITS_ARB;
871 *a++ = WGL_ALPHA_BITS_ARB;
873 *a++ = WGL_DEPTH_BITS_ARB;
875 *a++ = WGL_STENCIL_BITS_ARB;
880 *a++ = WGL_RED_BITS_ARB;
882 *a++ = WGL_GREEN_BITS_ARB;
884 *a++ = WGL_BLUE_BITS_ARB;
886 *a++ = WGL_DEPTH_BITS_ARB;
892 *a++ = WGL_STEREO_ARB;
898 *a++ = WGL_SAMPLE_BUFFERS_ARB;
900 *a++ = WGL_SAMPLES_ARB;
907 gldrivername = "opengl32.dll";
908 // 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
909 i = COM_CheckParm("-gl_driver");
910 if (i && i < com_argc - 1)
911 gldrivername = com_argv[i + 1];
912 if (!GL_OpenLibrary(gldrivername))
914 Con_Printf("Unable to load GL driver %s\n", gldrivername);
918 memset(&gdevmode, 0, sizeof(gdevmode));
920 vid_isfullscreen = false;
923 if(vid_forcerefreshrate.integer)
926 gdevmode.dmFields = DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT;
927 gdevmode.dmBitsPerPel = bpp;
928 gdevmode.dmPelsWidth = width;
929 gdevmode.dmPelsHeight = height;
930 gdevmode.dmSize = sizeof (gdevmode);
933 gdevmode.dmFields |= DM_DISPLAYFREQUENCY;
934 gdevmode.dmDisplayFrequency = refreshrate;
940 refreshrate = initialdevmode.dmDisplayFrequency; // default vid_refreshrate to the rate of the desktop
943 foundgoodmode = false;
945 thismode.dmSize = sizeof(thismode);
946 thismode.dmDriverExtra = 0;
947 for(i = 0; EnumDisplaySettings(NULL, i, &thismode); ++i)
949 if(~thismode.dmFields & (DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT | DM_DISPLAYFREQUENCY))
951 Con_DPrintf("enumerating modes yielded a bogus item... please debug this\n");
954 if(developer.integer >= 100)
955 Con_Printf("Found mode %dx%dx%dbpp %dHz... ", (int)thismode.dmPelsWidth, (int)thismode.dmPelsHeight, (int)thismode.dmBitsPerPel, (int)thismode.dmDisplayFrequency);
956 if(thismode.dmBitsPerPel != (DWORD)bpp)
958 if(developer.integer >= 100)
959 Con_Printf("wrong bpp\n");
962 if(thismode.dmPelsWidth != (DWORD)width)
964 if(developer.integer >= 100)
965 Con_Printf("wrong width\n");
968 if(thismode.dmPelsHeight != (DWORD)height)
970 if(developer.integer >= 100)
971 Con_Printf("wrong height\n");
977 // if we have a good mode, make sure this mode is better than the previous one, and allowed by the refreshrate
978 if(thismode.dmDisplayFrequency > (DWORD)refreshrate)
980 if(developer.integer >= 100)
981 Con_Printf("too high refresh rate\n");
984 else if(thismode.dmDisplayFrequency <= gdevmode.dmDisplayFrequency)
986 if(developer.integer >= 100)
987 Con_Printf("doesn't beat previous best match (too low)\n");
993 // we do have one, but it isn't good... make sure it has a lower frequency than the previous one
994 if(thismode.dmDisplayFrequency >= gdevmode.dmDisplayFrequency)
996 if(developer.integer >= 100)
997 Con_Printf("doesn't beat previous best match (too high)\n");
1001 // otherwise, take anything
1003 memcpy(&gdevmode, &thismode, sizeof(gdevmode));
1004 if(thismode.dmDisplayFrequency <= (DWORD)refreshrate)
1005 foundgoodmode = true;
1008 if(developer.integer >= 100)
1009 Con_Printf("(out of range)\n");
1012 if(developer.integer >= 100)
1013 Con_Printf("accepted\n");
1020 Con_Printf("Unable to find the requested mode %dx%dx%dbpp\n", width, height, bpp);
1023 else if(ChangeDisplaySettings (&gdevmode, CDS_FULLSCREEN) != DISP_CHANGE_SUCCESSFUL)
1026 Con_Printf("Unable to change to requested mode %dx%dx%dbpp\n", width, height, bpp);
1030 vid_isfullscreen = true;
1031 WindowStyle = WS_POPUP;
1032 ExWindowStyle = WS_EX_TOPMOST;
1037 i = GetDeviceCaps(hdc, RASTERCAPS);
1038 depth = GetDeviceCaps(hdc, PLANES) * GetDeviceCaps(hdc, BITSPIXEL);
1039 ReleaseDC (NULL, hdc);
1043 Con_Print("Can't run in non-RGB mode\n");
1049 Con_Print("A higher desktop depth is required to run this video mode\n");
1053 WindowStyle = WS_OVERLAPPED | WS_BORDER | WS_CAPTION | WS_SYSMENU | WS_MINIMIZEBOX;
1060 rect.bottom = height;
1061 AdjustWindowRectEx(&rect, WindowStyle, false, 0);
1070 CenterX = (GetSystemMetrics(SM_CXSCREEN) - (rect.right - rect.left)) / 2;
1071 CenterY = (GetSystemMetrics(SM_CYSCREEN) - (rect.bottom - rect.top)) / 2;
1073 CenterX = max(0, CenterX);
1074 CenterY = max(0, CenterY);
1076 // x and y may be changed by WM_MOVE messages
1079 rect.left += CenterX;
1080 rect.right += CenterX;
1081 rect.top += CenterY;
1082 rect.bottom += CenterY;
1086 // start out at the final windowpass if samples is 1 as it's the only feature we need extended pixel formats for
1087 for (windowpass = samples == 1;windowpass < 2;windowpass++)
1090 gl_platformextensions = "";
1092 mainwindow = CreateWindowEx (ExWindowStyle, "DarkPlacesWindowClass", gamename, WindowStyle, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top, NULL, NULL, global_hInstance, NULL);
1095 Con_Printf("CreateWindowEx(%d, %s, %s, %d, %d, %d, %d, %d, %p, %p, %d, %p) failed\n", (int)ExWindowStyle, "DarkPlacesWindowClass", gamename, (int)WindowStyle, (int)(rect.left), (int)(rect.top), (int)(rect.right - rect.left), (int)(rect.bottom - rect.top), NULL, NULL, (int)global_hInstance, NULL);
1100 baseDC = GetDC(mainwindow);
1102 if (!newpixelformat)
1103 newpixelformat = ChoosePixelFormat(baseDC, &pfd);
1104 pixelformat = newpixelformat;
1108 Con_Printf("ChoosePixelFormat(%d, %p) failed\n", (int)baseDC, &pfd);
1112 if (SetPixelFormat(baseDC, pixelformat, &pfd) == false)
1115 Con_Printf("SetPixelFormat(%d, %d, %p) failed\n", (int)baseDC, pixelformat, &pfd);
1119 if (!GL_CheckExtension("wgl", wglfuncs, NULL, false))
1122 Con_Print("wgl functions not found\n");
1126 baseRC = qwglCreateContext(baseDC);
1130 Con_Print("Could not initialize GL (wglCreateContext failed).\n\nMake sure you are in 65536 color mode, and try running -window.\n");
1133 if (!qwglMakeCurrent(baseDC, baseRC))
1136 Con_Printf("wglMakeCurrent(%d, %d) failed\n", (int)baseDC, (int)baseRC);
1140 if ((qglGetString = (const GLubyte* (GLAPIENTRY *)(GLenum name))GL_GetProcAddress("glGetString")) == NULL)
1143 Con_Print("glGetString not found\n");
1146 if ((qwglGetExtensionsStringARB = (const char *(WINAPI *)(HDC hdc))GL_GetProcAddress("wglGetExtensionsStringARB")) == NULL)
1147 Con_Print("wglGetExtensionsStringARB not found\n");
1149 gl_extensions = (const char *)qglGetString(GL_EXTENSIONS);
1150 gl_platform = "WGL";
1151 gl_platformextensions = "";
1153 if (qwglGetExtensionsStringARB)
1154 gl_platformextensions = (const char *)qwglGetExtensionsStringARB(baseDC);
1158 if (!gl_platformextensions)
1159 gl_platformextensions = "";
1161 // now some nice Windows pain:
1162 // we have created a window, we needed one to find out if there are
1163 // any multisample pixel formats available, the problem is that to
1164 // actually use one of those multisample formats we now have to
1165 // recreate the window (yes Microsoft OpenGL really is that bad)
1167 if (windowpass == 0)
1169 if (!GL_CheckExtension("WGL_ARB_pixel_format", wglpixelformatfuncs, "-noarbpixelformat", false) || !qwglChoosePixelFormatARB(baseDC, attribs, attribsf, 1, &newpixelformat, &numpixelformats) || !newpixelformat)
1171 // ok we got one - do it all over again with newpixelformat
1172 qwglMakeCurrent(NULL, NULL);
1173 qwglDeleteContext(baseRC);baseRC = 0;
1174 ReleaseDC(mainwindow, baseDC);baseDC = 0;
1175 // eat up any messages waiting for us
1176 while (PeekMessage (&msg, NULL, 0, 0, PM_REMOVE))
1178 TranslateMessage (&msg);
1179 DispatchMessage (&msg);
1186 SetWindowPos (mainwindow, NULL, CenterX, CenterY, 0, 0,SWP_NOSIZE | SWP_NOZORDER | SWP_SHOWWINDOW | SWP_DRAWFRAME);
1189 ShowWindow (mainwindow, SW_SHOWDEFAULT);
1190 UpdateWindow (mainwindow);
1192 // now we try to make sure we get the focus on the mode switch, because
1193 // sometimes in some systems we don't. We grab the foreground, then
1194 // finish setting up, pump all our messages, and sleep for a little while
1195 // to let messages finish bouncing around the system, then we put
1196 // ourselves at the top of the z order, then grab the foreground again,
1197 // Who knows if it helps, but it probably doesn't hurt
1198 SetForegroundWindow (mainwindow);
1200 while (PeekMessage (&msg, NULL, 0, 0, PM_REMOVE))
1202 TranslateMessage (&msg);
1203 DispatchMessage (&msg);
1208 SetWindowPos (mainwindow, HWND_TOP, 0, 0, 0, 0, SWP_DRAWFRAME | SWP_NOMOVE | SWP_NOSIZE | SWP_SHOWWINDOW | SWP_NOCOPYBITS);
1210 SetForegroundWindow (mainwindow);
1212 // fix the leftover Alt from any Alt-Tab or the like that switched us away
1215 gl_videosyncavailable = false;
1217 // COMMANDLINEOPTION: Windows WGL: -novideosync disables WGL_EXT_swap_control
1218 gl_videosyncavailable = GL_CheckExtension("WGL_EXT_swap_control", wglswapintervalfuncs, "-novideosync", false);
1222 //vid_menudrawfn = VID_MenuDraw;
1223 //vid_menukeyfn = VID_MenuKey;
1224 vid_usingmouse = false;
1225 vid_usingvsync = false;
1227 vid_initialized = true;
1230 IN_StartupJoystick ();
1232 if (gl_videosyncavailable)
1234 vid_usevsync = vid_vsync.integer;
1235 vid_usingvsync = vid_vsync.integer;
1236 qwglSwapIntervalEXT (vid_usevsync);
1242 static void IN_Shutdown(void);
1243 void VID_Shutdown (void)
1245 if(vid_initialized == false)
1248 VID_GrabMouse(false);
1249 VID_RestoreSystemGamma();
1251 vid_initialized = false;
1253 if (qwglMakeCurrent)
1254 qwglMakeCurrent(NULL, NULL);
1255 if (baseRC && qwglDeleteContext)
1256 qwglDeleteContext(baseRC);
1257 // close the library before we get rid of the window
1259 if (baseDC && mainwindow)
1260 ReleaseDC(mainwindow, baseDC);
1261 AppActivate(false, false);
1263 DestroyWindow(mainwindow);
1265 if (vid_isfullscreen)
1266 ChangeDisplaySettings (NULL, 0);
1267 vid_isfullscreen = false;
1270 void VID_GrabMouse(qboolean grab)
1272 static qboolean restore_spi;
1273 static int originalmouseparms[3];
1275 if (!mouseinitialized)
1280 if (!vid_usingmouse)
1282 vid_usingmouse = true;
1283 cl_ignoremousemoves = 2;
1284 #ifdef SUPPORTDIRECTX
1285 if (dinput && g_pMouse)
1287 IDirectInputDevice_Acquire(g_pMouse);
1288 dinput_acquired = true;
1294 window_rect.left = window_x;
1295 window_rect.top = window_y;
1296 window_rect.right = window_x + vid.width;
1297 window_rect.bottom = window_y + vid.height;
1299 // change mouse settings to turn off acceleration
1300 // COMMANDLINEOPTION: Windows GDI Input: -noforcemparms disables setting of mouse parameters (not used with -dinput, windows only)
1301 if (!COM_CheckParm ("-noforcemparms") && SystemParametersInfo (SPI_GETMOUSE, 0, originalmouseparms, 0))
1303 int newmouseparms[3];
1304 newmouseparms[0] = 0; // threshold to double movement (only if accel level is >= 1)
1305 newmouseparms[1] = 0; // threshold to quadruple movement (only if accel level is >= 2)
1306 newmouseparms[2] = 0; // maximum level of acceleration (0 = off)
1307 restore_spi = SystemParametersInfo (SPI_SETMOUSE, 0, newmouseparms, 0);
1310 restore_spi = false;
1311 SetCursorPos ((window_x + vid.width / 2), (window_y + vid.height / 2));
1313 SetCapture (mainwindow);
1314 ClipCursor (&window_rect);
1323 vid_usingmouse = false;
1324 cl_ignoremousemoves = 2;
1325 #ifdef SUPPORTDIRECTX
1326 if (dinput_acquired)
1328 IDirectInputDevice_Unacquire(g_pMouse);
1329 dinput_acquired = false;
1334 // restore system mouseparms if we changed them
1336 SystemParametersInfo (SPI_SETMOUSE, 0, originalmouseparms, 0);
1337 restore_spi = false;
1347 #ifdef SUPPORTDIRECTX
1353 static qboolean IN_InitDInput (void)
1356 DIPROPDWORD dipdw = {
1358 sizeof(DIPROPDWORD), // diph.dwSize
1359 sizeof(DIPROPHEADER), // diph.dwHeaderSize
1361 DIPH_DEVICE, // diph.dwHow
1363 DINPUT_BUFFERSIZE, // dwData
1368 hInstDI = LoadLibrary("dinput.dll");
1370 if (hInstDI == NULL)
1372 Con_Print("Couldn't load dinput.dll\n");
1377 if (!pDirectInputCreate)
1379 pDirectInputCreate = (void *)GetProcAddress(hInstDI,"DirectInputCreateA");
1381 if (!pDirectInputCreate)
1383 Con_Print("Couldn't get DI proc addr\n");
1388 // register with DirectInput and get an IDirectInput to play with.
1389 hr = iDirectInputCreate(global_hInstance, DIRECTINPUT_VERSION, &g_pdi, NULL);
1396 // obtain an interface to the system mouse device.
1397 hr = IDirectInput_CreateDevice(g_pdi, &GUID_SysMouse, &g_pMouse, NULL);
1401 Con_Print("Couldn't open DI mouse device\n");
1405 // set the data format to "mouse format".
1406 hr = IDirectInputDevice_SetDataFormat(g_pMouse, &c_dfDIMouse);
1410 Con_Print("Couldn't set DI mouse format\n");
1414 // set the cooperativity level.
1415 hr = IDirectInputDevice_SetCooperativeLevel(g_pMouse, mainwindow,
1416 DISCL_EXCLUSIVE | DISCL_FOREGROUND);
1420 Con_Print("Couldn't set DI coop level\n");
1425 // set the buffer size to DINPUT_BUFFERSIZE elements.
1426 // the buffer size is a DWORD property associated with the device
1427 hr = IDirectInputDevice_SetProperty(g_pMouse, DIPROP_BUFFERSIZE, &dipdw.diph);
1431 Con_Print("Couldn't set DI buffersize\n");
1445 static void IN_StartupMouse (void)
1447 if (COM_CheckParm ("-nomouse"))
1450 mouseinitialized = true;
1452 #ifdef SUPPORTDIRECTX
1453 // COMMANDLINEOPTION: Windows Input: -dinput enables DirectInput for mouse/joystick input
1454 if (COM_CheckParm ("-dinput"))
1455 dinput = IN_InitDInput ();
1458 Con_Print("DirectInput initialized\n");
1460 Con_Print("DirectInput not initialized\n");
1472 static void IN_MouseMove (void)
1477 if (!vid_usingmouse)
1479 //GetCursorPos (¤t_pos);
1480 //ui_mouseupdate(current_pos.x - window_x, current_pos.y - window_y);
1484 #ifdef SUPPORTDIRECTX
1485 if (dinput_acquired)
1488 DIDEVICEOBJECTDATA od;
1498 hr = IDirectInputDevice_GetDeviceData(g_pMouse,
1499 sizeof(DIDEVICEOBJECTDATA), &od, &dwElements, 0);
1501 if ((hr == DIERR_INPUTLOST) || (hr == DIERR_NOTACQUIRED))
1503 IDirectInputDevice_Acquire(g_pMouse);
1507 /* Unable to read data or no data available */
1508 if (FAILED(hr) || dwElements == 0)
1511 /* Look at the element to see what happened */
1516 mx += (LONG) od.dwData;
1520 my += (LONG) od.dwData;
1524 if((LONG) od.dwData < 0)
1526 Key_Event (K_MWHEELDOWN, 0, true);
1527 Key_Event (K_MWHEELDOWN, 0, false);
1529 else if((LONG) od.dwData > 0)
1531 Key_Event (K_MWHEELUP, 0, true);
1532 Key_Event (K_MWHEELUP, 0, false);
1536 case DIMOFS_BUTTON0:
1537 if (od.dwData & 0x80)
1543 case DIMOFS_BUTTON1:
1544 if (od.dwData & 0x80)
1545 mstate_di |= (1<<1);
1547 mstate_di &= ~(1<<1);
1550 case DIMOFS_BUTTON2:
1551 if (od.dwData & 0x80)
1552 mstate_di |= (1<<2);
1554 mstate_di &= ~(1<<2);
1557 case DIMOFS_BUTTON3:
1558 if (od.dwData & 0x80)
1559 mstate_di |= (1<<3);
1561 mstate_di &= ~(1<<3);
1566 // perform button actions
1567 for (i=0 ; i<mouse_buttons && i < 16 ; i++)
1568 if ((mstate_di ^ mouse_oldbuttonstate) & (1<<i))
1569 Key_Event (buttonremap[i], 0, (mstate_di & (1<<i)) != 0);
1570 mouse_oldbuttonstate = mstate_di;
1578 GetCursorPos (¤t_pos);
1579 mx = current_pos.x - (window_x + vid.width / 2);
1580 my = current_pos.y - (window_y + vid.height / 2);
1585 // if the mouse has moved, force it to the center, so there's room to move
1586 if (!cl.csqc_wantsmousemove)
1588 SetCursorPos ((window_x + vid.width / 2), (window_y + vid.height / 2));
1600 if (vid_activewindow && !vid_hidden)
1613 static void IN_StartupJoystick (void)
1620 // assume no joystick
1623 // abort startup if user requests no joystick
1624 // COMMANDLINEOPTION: Windows Input: -nojoy disables joystick support, may be a small speed increase
1625 if (COM_CheckParm ("-nojoy"))
1628 // verify joystick driver is present
1629 if ((numdevs = joyGetNumDevs ()) == 0)
1631 Con_Print("\njoystick not found -- driver not present\n\n");
1635 // cycle through the joystick ids for the first valid one
1636 for (joy_id=0 ; joy_id<numdevs ; joy_id++)
1638 memset (&ji, 0, sizeof(ji));
1639 ji.dwSize = sizeof(ji);
1640 ji.dwFlags = JOY_RETURNCENTERED;
1642 if ((mmr = joyGetPosEx (joy_id, &ji)) == JOYERR_NOERROR)
1646 // abort startup if we didn't find a valid joystick
1647 if (mmr != JOYERR_NOERROR)
1649 Con_Printf("\njoystick not found -- no valid joysticks (%x)\n\n", mmr);
1653 // get the capabilities of the selected joystick
1654 // abort startup if command fails
1655 memset (&jc, 0, sizeof(jc));
1656 if ((mmr = joyGetDevCaps (joy_id, &jc, sizeof(jc))) != JOYERR_NOERROR)
1658 Con_Printf("\njoystick not found -- invalid joystick capabilities (%x)\n\n", mmr);
1662 // save the joystick's number of buttons and POV status
1663 joy_numbuttons = jc.wNumButtons;
1664 joy_haspov = jc.wCaps & JOYCAPS_HASPOV;
1666 // old button and POV states default to no buttons pressed
1667 joy_oldbuttonstate = joy_oldpovstate = 0;
1669 // mark the joystick as available and advanced initialization not completed
1670 // this is needed as cvars are not available during initialization
1673 joy_advancedinit = false;
1675 Con_Print("\njoystick detected\n\n");
1684 static PDWORD RawValuePointer (int axis)
1701 return NULL; // LordHavoc: hush compiler warning
1707 Joy_AdvancedUpdate_f
1710 static void Joy_AdvancedUpdate_f (void)
1713 // called once by IN_ReadJoystick and by user whenever an update is needed
1714 // cvars are now available
1718 // initialize all the maps
1719 for (i = 0; i < JOY_MAX_AXES; i++)
1721 dwAxisMap[i] = AxisNada;
1722 dwControlMap[i] = JOY_ABSOLUTE_AXIS;
1723 pdwRawValue[i] = RawValuePointer(i);
1726 if( joy_advanced.integer == 0)
1728 // default joystick initialization
1729 // 2 axes only with joystick control
1730 dwAxisMap[JOY_AXIS_X] = AxisTurn;
1731 // dwControlMap[JOY_AXIS_X] = JOY_ABSOLUTE_AXIS;
1732 dwAxisMap[JOY_AXIS_Y] = AxisForward;
1733 // dwControlMap[JOY_AXIS_Y] = JOY_ABSOLUTE_AXIS;
1737 if (strcmp (joy_name.string, "joystick") != 0)
1739 // notify user of advanced controller
1740 Con_Printf("\n%s configured\n\n", joy_name.string);
1743 // advanced initialization here
1744 // data supplied by user via joy_axisn cvars
1745 dwTemp = (DWORD) joy_advaxisx.value;
1746 dwAxisMap[JOY_AXIS_X] = dwTemp & 0x0000000f;
1747 dwControlMap[JOY_AXIS_X] = dwTemp & JOY_RELATIVE_AXIS;
1748 dwTemp = (DWORD) joy_advaxisy.value;
1749 dwAxisMap[JOY_AXIS_Y] = dwTemp & 0x0000000f;
1750 dwControlMap[JOY_AXIS_Y] = dwTemp & JOY_RELATIVE_AXIS;
1751 dwTemp = (DWORD) joy_advaxisz.value;
1752 dwAxisMap[JOY_AXIS_Z] = dwTemp & 0x0000000f;
1753 dwControlMap[JOY_AXIS_Z] = dwTemp & JOY_RELATIVE_AXIS;
1754 dwTemp = (DWORD) joy_advaxisr.value;
1755 dwAxisMap[JOY_AXIS_R] = dwTemp & 0x0000000f;
1756 dwControlMap[JOY_AXIS_R] = dwTemp & JOY_RELATIVE_AXIS;
1757 dwTemp = (DWORD) joy_advaxisu.value;
1758 dwAxisMap[JOY_AXIS_U] = dwTemp & 0x0000000f;
1759 dwControlMap[JOY_AXIS_U] = dwTemp & JOY_RELATIVE_AXIS;
1760 dwTemp = (DWORD) joy_advaxisv.value;
1761 dwAxisMap[JOY_AXIS_V] = dwTemp & 0x0000000f;
1762 dwControlMap[JOY_AXIS_V] = dwTemp & JOY_RELATIVE_AXIS;
1765 // compute the axes to collect from DirectInput
1766 joy_flags = JOY_RETURNCENTERED | JOY_RETURNBUTTONS | JOY_RETURNPOV;
1767 for (i = 0; i < JOY_MAX_AXES; i++)
1769 if (dwAxisMap[i] != AxisNada)
1771 joy_flags |= dwAxisFlags[i];
1781 static qboolean IN_ReadJoystick (void)
1784 memset (&ji, 0, sizeof(ji));
1785 ji.dwSize = sizeof(ji);
1786 ji.dwFlags = joy_flags;
1788 if (joyGetPosEx (joy_id, &ji) == JOYERR_NOERROR)
1790 // this is a hack -- there is a bug in the Logitech WingMan Warrior DirectInput Driver
1791 // rather than having 32768 be the zero point, they have the zero point at 32668
1792 // go figure -- anyway, now we get the full resolution out of the device
1793 if (joy_wwhack1.integer != 0.0)
1801 // read error occurred
1802 // turning off the joystick seems too harsh for 1 read error,
1803 // but what should be done?
1814 static void IN_JoyMove (void)
1816 float speed, aspeed;
1817 float fAxisValue, fTemp;
1818 int i, mouselook = (in_mlook.state & 1) || freelook.integer;
1820 // complete initialization if first time in
1821 // this is needed as cvars are not available at initialization time
1822 if( joy_advancedinit != true )
1824 Joy_AdvancedUpdate_f();
1825 joy_advancedinit = true;
1831 DWORD buttonstate, povstate;
1833 // loop through the joystick buttons
1834 // key a joystick event or auxillary event for higher number buttons for each state change
1835 buttonstate = ji.dwButtons;
1836 for (i=0 ; i < (int) joy_numbuttons ; i++)
1838 if ( (buttonstate & (1<<i)) && !(joy_oldbuttonstate & (1<<i)) )
1840 key_index = (i < 16) ? K_JOY1 : K_AUX1;
1841 Key_Event (key_index + i, 0, true);
1844 if ( !(buttonstate & (1<<i)) && (joy_oldbuttonstate & (1<<i)) )
1846 key_index = (i < 16) ? K_JOY1 : K_AUX1;
1847 Key_Event (key_index + i, 0, false);
1850 joy_oldbuttonstate = buttonstate;
1854 // convert POV information into 4 bits of state information
1855 // this avoids any potential problems related to moving from one
1856 // direction to another without going through the center position
1858 if(ji.dwPOV != JOY_POVCENTERED)
1860 if (ji.dwPOV == JOY_POVFORWARD)
1862 if (ji.dwPOV == JOY_POVRIGHT)
1864 if (ji.dwPOV == JOY_POVBACKWARD)
1866 if (ji.dwPOV == JOY_POVLEFT)
1869 // determine which bits have changed and key an auxillary event for each change
1870 for (i=0 ; i < 4 ; i++)
1872 if ( (povstate & (1<<i)) && !(joy_oldpovstate & (1<<i)) )
1874 Key_Event (K_AUX29 + i, 0, true);
1877 if ( !(povstate & (1<<i)) && (joy_oldpovstate & (1<<i)) )
1879 Key_Event (K_AUX29 + i, 0, false);
1882 joy_oldpovstate = povstate;
1886 // verify joystick is available and that the user wants to use it
1887 if (!joy_avail || !in_joystick.integer)
1892 // collect the joystick data, if possible
1893 if (IN_ReadJoystick () != true)
1898 if (in_speed.state & 1)
1899 speed = cl_movespeedkey.value;
1902 // LordHavoc: viewzoom affects sensitivity for sniping
1903 aspeed = speed * cl.realframetime * cl.viewzoom;
1905 // loop through the axes
1906 for (i = 0; i < JOY_MAX_AXES; i++)
1908 // get the floating point zero-centered, potentially-inverted data for the current axis
1909 fAxisValue = (float) *pdwRawValue[i];
1910 // move centerpoint to zero
1911 fAxisValue -= 32768.0;
1913 if (joy_wwhack2.integer != 0.0)
1915 if (dwAxisMap[i] == AxisTurn)
1917 // this is a special formula for the Logitech WingMan Warrior
1918 // y=ax^b; where a = 300 and b = 1.3
1919 // also x values are in increments of 800 (so this is factored out)
1920 // then bounds check result to level out excessively high spin rates
1921 fTemp = 300.0 * pow(abs(fAxisValue) / 800.0, 1.3);
1922 if (fTemp > 14000.0)
1924 // restore direction information
1925 fAxisValue = (fAxisValue > 0.0) ? fTemp : -fTemp;
1929 // convert range from -32768..32767 to -1..1
1930 fAxisValue /= 32768.0;
1932 switch (dwAxisMap[i])
1935 if ((joy_advanced.integer == 0) && mouselook)
1937 // user wants forward control to become look control
1938 if (fabs(fAxisValue) > joy_pitchthreshold.value)
1940 // if mouse invert is on, invert the joystick pitch value
1941 // only absolute control support here (joy_advanced is false)
1942 if (m_pitch.value < 0.0)
1944 cl.viewangles[PITCH] -= (fAxisValue * joy_pitchsensitivity.value) * aspeed * cl_pitchspeed.value;
1948 cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity.value) * aspeed * cl_pitchspeed.value;
1954 // no pitch movement
1955 // disable pitch return-to-center unless requested by user
1956 // *** this code can be removed when the lookspring bug is fixed
1957 // *** the bug always has the lookspring feature on
1958 if(lookspring.value == 0.0)
1964 // user wants forward control to be forward control
1965 if (fabs(fAxisValue) > joy_forwardthreshold.value)
1967 cl.cmd.forwardmove += (fAxisValue * joy_forwardsensitivity.value) * speed * cl_forwardspeed.value;
1973 if (fabs(fAxisValue) > joy_sidethreshold.value)
1975 cl.cmd.sidemove += (fAxisValue * joy_sidesensitivity.value) * speed * cl_sidespeed.value;
1980 if ((in_strafe.state & 1) || (lookstrafe.integer && mouselook))
1982 // user wants turn control to become side control
1983 if (fabs(fAxisValue) > joy_sidethreshold.value)
1985 cl.cmd.sidemove -= (fAxisValue * joy_sidesensitivity.value) * speed * cl_sidespeed.value;
1990 // user wants turn control to be turn control
1991 if (fabs(fAxisValue) > joy_yawthreshold.value)
1993 if(dwControlMap[i] == JOY_ABSOLUTE_AXIS)
1995 cl.viewangles[YAW] += (fAxisValue * joy_yawsensitivity.value) * aspeed * cl_yawspeed.value;
1999 cl.viewangles[YAW] += (fAxisValue * joy_yawsensitivity.value) * speed * 180.0;
2009 if (fabs(fAxisValue) > joy_pitchthreshold.value)
2011 // pitch movement detected and pitch movement desired by user
2012 if(dwControlMap[i] == JOY_ABSOLUTE_AXIS)
2014 cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity.value) * aspeed * cl_pitchspeed.value;
2018 cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity.value) * speed * 180.0;
2024 // no pitch movement
2025 // disable pitch return-to-center unless requested by user
2026 // *** this code can be removed when the lookspring bug is fixed
2027 // *** the bug always has the lookspring feature on
2028 if(lookspring.integer == 0)
2040 static void IN_Init(void)
2042 uiWheelMessage = RegisterWindowMessage ( "MSWHEEL_ROLLMSG" );
2044 // joystick variables
2045 Cvar_RegisterVariable (&in_joystick);
2046 Cvar_RegisterVariable (&joy_name);
2047 Cvar_RegisterVariable (&joy_advanced);
2048 Cvar_RegisterVariable (&joy_advaxisx);
2049 Cvar_RegisterVariable (&joy_advaxisy);
2050 Cvar_RegisterVariable (&joy_advaxisz);
2051 Cvar_RegisterVariable (&joy_advaxisr);
2052 Cvar_RegisterVariable (&joy_advaxisu);
2053 Cvar_RegisterVariable (&joy_advaxisv);
2054 Cvar_RegisterVariable (&joy_forwardthreshold);
2055 Cvar_RegisterVariable (&joy_sidethreshold);
2056 Cvar_RegisterVariable (&joy_pitchthreshold);
2057 Cvar_RegisterVariable (&joy_yawthreshold);
2058 Cvar_RegisterVariable (&joy_forwardsensitivity);
2059 Cvar_RegisterVariable (&joy_sidesensitivity);
2060 Cvar_RegisterVariable (&joy_pitchsensitivity);
2061 Cvar_RegisterVariable (&joy_yawsensitivity);
2062 Cvar_RegisterVariable (&joy_wwhack1);
2063 Cvar_RegisterVariable (&joy_wwhack2);
2064 Cvar_RegisterVariable (&vid_forcerefreshrate);
2065 Cmd_AddCommand ("joyadvancedupdate", Joy_AdvancedUpdate_f, "applies current joyadv* cvar settings to the joystick driver");
2068 static void IN_Shutdown(void)
2070 #ifdef SUPPORTDIRECTX
2072 IDirectInputDevice_Release(g_pMouse);
2076 IDirectInput_Release(g_pdi);