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
33 extern HINSTANCE global_hInstance;
37 #define WM_MOUSEWHEEL 0x020A
40 // Tell startup code that we have a client
41 int cl_available = true;
43 qboolean vid_supportrefreshrate = true;
45 static int (WINAPI *qwglChoosePixelFormat)(HDC, CONST PIXELFORMATDESCRIPTOR *);
46 static int (WINAPI *qwglDescribePixelFormat)(HDC, int, UINT, LPPIXELFORMATDESCRIPTOR);
47 //static int (WINAPI *qwglGetPixelFormat)(HDC);
48 static BOOL (WINAPI *qwglSetPixelFormat)(HDC, int, CONST PIXELFORMATDESCRIPTOR *);
49 static BOOL (WINAPI *qwglSwapBuffers)(HDC);
50 static HGLRC (WINAPI *qwglCreateContext)(HDC);
51 static BOOL (WINAPI *qwglDeleteContext)(HGLRC);
52 static HGLRC (WINAPI *qwglGetCurrentContext)(VOID);
53 static HDC (WINAPI *qwglGetCurrentDC)(VOID);
54 static PROC (WINAPI *qwglGetProcAddress)(LPCSTR);
55 static BOOL (WINAPI *qwglMakeCurrent)(HDC, HGLRC);
56 static BOOL (WINAPI *qwglSwapIntervalEXT)(int interval);
57 static const char *(WINAPI *qwglGetExtensionsStringARB)(HDC hdc);
58 static BOOL (WINAPI *qwglChoosePixelFormatARB)(HDC hdc, const int *piAttribIList, const FLOAT *pfAttribFList, UINT nMaxFormats, int *piFormats, UINT *nNumFormats);
59 static BOOL (WINAPI *qwglGetPixelFormatAttribivARB)(HDC hdc, int iPixelFormat, int iLayerPlane, UINT nAttributes, const int *piAttributes, int *piValues);
61 static dllfunction_t wglfuncs[] =
63 {"wglChoosePixelFormat", (void **) &qwglChoosePixelFormat},
64 {"wglDescribePixelFormat", (void **) &qwglDescribePixelFormat},
65 // {"wglGetPixelFormat", (void **) &qwglGetPixelFormat},
66 {"wglSetPixelFormat", (void **) &qwglSetPixelFormat},
67 {"wglSwapBuffers", (void **) &qwglSwapBuffers},
68 {"wglCreateContext", (void **) &qwglCreateContext},
69 {"wglDeleteContext", (void **) &qwglDeleteContext},
70 {"wglGetProcAddress", (void **) &qwglGetProcAddress},
71 {"wglMakeCurrent", (void **) &qwglMakeCurrent},
72 {"wglGetCurrentContext", (void **) &qwglGetCurrentContext},
73 {"wglGetCurrentDC", (void **) &qwglGetCurrentDC},
77 static dllfunction_t wglswapintervalfuncs[] =
79 {"wglSwapIntervalEXT", (void **) &qwglSwapIntervalEXT},
83 static dllfunction_t wglpixelformatfuncs[] =
85 {"wglChoosePixelFormatARB", (void **) &qwglChoosePixelFormatARB},
86 {"wglGetPixelFormatAttribivARB", (void **) &qwglGetPixelFormatAttribivARB},
90 static DEVMODE gdevmode, initialdevmode;
91 static qboolean vid_initialized = false;
92 static qboolean vid_wassuspended = false;
93 static qboolean vid_usingmouse = false;
94 static qboolean vid_usingvsync = false;
95 static qboolean vid_usevsync = false;
98 // used by cd_win.c and snd_win.c
104 //HWND WINAPI InitializeWindow (HINSTANCE hInstance, int nCmdShow);
106 static qboolean vid_isfullscreen;
108 //void VID_MenuDraw (void);
109 //void VID_MenuKey (int key);
111 //LONG WINAPI MainWndProc (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
112 //void AppActivate(BOOL fActive, BOOL minimize);
113 //void ClearAllStates (void);
114 //void VID_UpdateWindowStatus (void);
116 //====================================
118 static int window_x, window_y;
120 static void IN_Activate (qboolean grab);
122 static qboolean mouseinitialized;
123 static qboolean dinput;
127 #define DINPUT_BUFFERSIZE 16
128 #define iDirectInputCreate(a,b,c,d) pDirectInputCreate(a,b,c,d)
130 static HRESULT (WINAPI *pDirectInputCreate)(HINSTANCE hinst, DWORD dwVersion, LPDIRECTINPUT * lplpDirectInput, LPUNKNOWN punkOuter);
132 // LordHavoc: thanks to backslash for this support for mouse buttons 4 and 5
133 /* backslash :: imouse explorer buttons */
134 /* These are #ifdefed out for non-Win2K in the February 2001 version of
135 MS's platform SDK, but we need them for compilation. . . */
136 #ifndef WM_XBUTTONDOWN
137 #define WM_XBUTTONDOWN 0x020B
138 #define WM_XBUTTONUP 0x020C
141 #define MK_XBUTTON1 0x0020
142 #define MK_XBUTTON2 0x0040
145 // LordHavoc: lets hope this allows more buttons in the future...
146 #define MK_XBUTTON3 0x0080
147 #define MK_XBUTTON4 0x0100
148 #define MK_XBUTTON5 0x0200
149 #define MK_XBUTTON6 0x0400
150 #define MK_XBUTTON7 0x0800
155 static int mouse_buttons;
156 static int mouse_oldbuttonstate;
158 static unsigned int uiWheelMessage;
159 static qboolean dinput_acquired;
161 static unsigned int mstate_di;
163 // joystick defines and variables
164 // where should defines be moved?
165 #define JOY_ABSOLUTE_AXIS 0x00000000 // control like a joystick
166 #define JOY_RELATIVE_AXIS 0x00000010 // control like a mouse, spinner, trackball
167 #define JOY_MAX_AXES 6 // X, Y, Z, R, U, V
177 AxisNada = 0, AxisForward, AxisLook, AxisSide, AxisTurn
180 static DWORD dwAxisFlags[JOY_MAX_AXES] =
182 JOY_RETURNX, JOY_RETURNY, JOY_RETURNZ, JOY_RETURNR, JOY_RETURNU, JOY_RETURNV
185 static DWORD dwAxisMap[JOY_MAX_AXES];
186 static DWORD dwControlMap[JOY_MAX_AXES];
187 static PDWORD pdwRawValue[JOY_MAX_AXES];
189 // none of these cvars are saved over a session
190 // this means that advanced controller configuration needs to be executed
191 // each time. this avoids any problems with getting back to a default usage
192 // or when changing from one controller to another. this way at least something
194 static cvar_t in_joystick = {CVAR_SAVE, "joystick","0", "enables joysticks"};
195 static cvar_t joy_name = {0, "joyname", "joystick", "name of joystick to use (informational only, used only by joyadvanced 1 mode)"};
196 static cvar_t joy_advanced = {0, "joyadvanced", "0", "use more than 2 axis joysticks (configuring this is very technical)"};
197 static cvar_t joy_advaxisx = {0, "joyadvaxisx", "0", "axis mapping for joyadvanced 1 mode"};
198 static cvar_t joy_advaxisy = {0, "joyadvaxisy", "0", "axis mapping for joyadvanced 1 mode"};
199 static cvar_t joy_advaxisz = {0, "joyadvaxisz", "0", "axis mapping for joyadvanced 1 mode"};
200 static cvar_t joy_advaxisr = {0, "joyadvaxisr", "0", "axis mapping for joyadvanced 1 mode"};
201 static cvar_t joy_advaxisu = {0, "joyadvaxisu", "0", "axis mapping for joyadvanced 1 mode"};
202 static cvar_t joy_advaxisv = {0, "joyadvaxisv", "0", "axis mapping for joyadvanced 1 mode"};
203 static cvar_t joy_forwardthreshold = {0, "joyforwardthreshold", "0.15", "minimum joystick movement necessary to move forward"};
204 static cvar_t joy_sidethreshold = {0, "joysidethreshold", "0.15", "minimum joystick movement necessary to move sideways (strafing)"};
205 static cvar_t joy_pitchthreshold = {0, "joypitchthreshold", "0.15", "minimum joystick movement necessary to look up/down"};
206 static cvar_t joy_yawthreshold = {0, "joyyawthreshold", "0.15", "minimum joystick movement necessary to turn left/right"};
207 static cvar_t joy_forwardsensitivity = {0, "joyforwardsensitivity", "-1.0", "how fast the joystick moves forward"};
208 static cvar_t joy_sidesensitivity = {0, "joysidesensitivity", "-1.0", "how fast the joystick moves sideways (strafing)"};
209 static cvar_t joy_pitchsensitivity = {0, "joypitchsensitivity", "1.0", "how fast the joystick looks up/down"};
210 static cvar_t joy_yawsensitivity = {0, "joyyawsensitivity", "-1.0", "how fast the joystick turns left/right"};
211 static cvar_t joy_wwhack1 = {0, "joywwhack1", "0.0", "special hack for wingman warrior"};
212 static cvar_t joy_wwhack2 = {0, "joywwhack2", "0.0", "special hack for wingman warrior"};
214 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"};
216 static qboolean joy_avail, joy_advancedinit, joy_haspov;
217 static DWORD joy_oldbuttonstate, joy_oldpovstate;
220 static DWORD joy_flags;
221 static DWORD joy_numbuttons;
223 static LPDIRECTINPUT g_pdi;
224 static LPDIRECTINPUTDEVICE g_pMouse;
228 static HINSTANCE hInstDI;
230 // forward-referenced functions
231 static void IN_StartupJoystick (void);
232 static void Joy_AdvancedUpdate_f (void);
233 static void IN_JoyMove (void);
234 static void IN_StartupMouse (void);
237 //====================================
239 void VID_Finish (qboolean allowmousegrab)
241 qboolean vid_usemouse;
243 vid_usevsync = vid_vsync.integer && !cls.timedemo && gl_videosyncavailable;
244 if (vid_usingvsync != vid_usevsync && gl_videosyncavailable)
246 vid_usingvsync = vid_usevsync;
247 qwglSwapIntervalEXT (vid_usevsync);
250 // handle the mouse state when windowed if that's changed
251 vid_usemouse = false;
252 if (allowmousegrab && vid_mouse.integer && !key_consoleactive && (key_dest != key_game || !cls.demoplayback))
254 if (vid_isfullscreen)
256 if (!vid_activewindow)
257 vid_usemouse = false;
258 IN_Activate(vid_usemouse);
260 if (r_render.integer && !vid_hidden)
263 if (r_speeds.integer || gl_finish.integer)
265 qglFinish();CHECKGLERROR
270 // make sure a context switch can happen every frame - Logitech drivers
271 // input drivers sometimes eat cpu time every 3 seconds or lag badly
275 VID_UpdateGamma(false, 256);
278 //==========================================================================
283 static unsigned char scantokey[128] =
285 // 0 1 2 3 4 5 6 7 8 9 A B C D E F
286 0 ,27 ,'1' ,'2' ,'3' ,'4' ,'5' ,'6' ,'7' ,'8' ,'9' ,'0' ,'-' ,'=' ,K_BACKSPACE,9 ,//0
287 'q' ,'w' ,'e' ,'r' ,'t' ,'y' ,'u' ,'i' ,'o' ,'p' ,'[' ,']' ,13 ,K_CTRL ,'a' ,'s' ,//1
288 'd' ,'f' ,'g' ,'h' ,'j' ,'k' ,'l' ,';' ,'\'' ,'`' ,K_SHIFT ,'\\' ,'z' ,'x' ,'c' ,'v' ,//2
289 'b' ,'n' ,'m' ,',' ,'.' ,'/' ,K_SHIFT,'*' ,K_ALT ,' ' ,0 ,K_F1 ,K_F2 ,K_F3 ,K_F4 ,K_F5 ,//3
290 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
291 K_DOWNARROW,K_PGDN,K_INS,K_DEL,0 ,0 ,0 ,K_F11 ,K_F12 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,//5
292 0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,//6
293 0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 //7
301 Map from windows to quake keynums
304 static int MapKey (int key, int virtualkey)
307 int modified = (key >> 16) & 255;
308 qboolean is_extended = false;
310 if (modified < 128 && scantokey[modified])
311 result = scantokey[modified];
315 Con_DPrintf("key 0x%02x (0x%8x, 0x%8x) has no translation\n", modified, key, virtualkey);
332 return K_KP_LEFTARROW;
334 return K_KP_RIGHTARROW;
338 return K_KP_DOWNARROW;
365 ===================================================================
369 ===================================================================
377 static void ClearAllStates (void)
381 mouse_oldbuttonstate = 0;
384 void AppActivate(BOOL fActive, BOOL minimize)
385 /****************************************************************************
387 * Function: AppActivate
388 * Parameters: fActive - True if app is activating
390 * Description: If the application is activating, then swap the system
391 * into SYSPAL_NOSTATIC mode so that our palettes will display
394 ****************************************************************************/
396 static qboolean sound_active = false; // initially blocked by Sys_InitConsole()
398 vid_activewindow = fActive;
399 vid_hidden = minimize;
401 // enable/disable sound on focus gain/loss
402 if (!vid_hidden && (vid_activewindow || !snd_mutewhenidle.integer))
415 sound_active = false;
421 if (vid_isfullscreen)
423 if (vid_wassuspended)
425 vid_wassuspended = false;
426 ChangeDisplaySettings (&gdevmode, CDS_FULLSCREEN);
427 ShowWindow(mainwindow, SW_SHOWNORMAL);
430 // LordHavoc: from dabb, fix for alt-tab bug in NVidia drivers
431 MoveWindow(mainwindow,0,0,gdevmode.dmPelsWidth,gdevmode.dmPelsHeight,false);
438 if (vid_isfullscreen)
440 ChangeDisplaySettings (NULL, 0);
441 vid_wassuspended = true;
443 VID_RestoreSystemGamma();
447 //TODO: move it around in vid_wgl.c since I dont think this is the right position
448 void Sys_SendKeyEvents (void)
452 while (PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE))
454 if (!GetMessage (&msg, NULL, 0, 0))
457 TranslateMessage (&msg);
458 DispatchMessage (&msg);
462 LONG CDAudio_MessageHandler(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
464 static keynum_t buttonremap[16] =
484 /* main window procedure */
485 LONG WINAPI MainWndProc (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
488 int fActive, fMinimized, temp;
493 qboolean down = false;
495 if ( uMsg == uiWheelMessage )
496 uMsg = WM_MOUSEWHEEL;
501 if (vid_isfullscreen)
502 ShowWindow(mainwindow, SW_SHOWMINNOACTIVE);
509 window_x = (int) LOWORD(lParam);
510 window_y = (int) HIWORD(lParam);
519 vkey = MapKey(lParam, wParam);
520 GetKeyboardState (state);
521 // alt/ctrl/shift tend to produce funky ToAscii values,
522 // and if it's not a single character we don't know care about it
523 charlength = ToAscii (wParam, lParam >> 16, state, (unsigned short *)asciichar, 0);
524 if (vkey == K_ALT || vkey == K_CTRL || vkey == K_SHIFT || charlength == 0)
526 else if( charlength == 2 ) {
527 asciichar[0] = asciichar[1];
529 Key_Event (vkey, asciichar[0], down);
533 // keep Alt-Space from happening
537 // prevent screensaver from occuring while the active window
538 if (vid_activewindow && ((wParam & 0xFFF0) == SC_SCREENSAVE || (wParam & 0xFFF0) == SC_MONITORPOWER))
539 lRet = 0;; // note: password-locked screensavers on Vista still work
542 // this is complicated because Win32 seems to pack multiple mouse events into
543 // one update sometimes, so we always check all states and look for events
550 case WM_XBUTTONDOWN: // backslash :: imouse explorer buttons
551 case WM_XBUTTONUP: // backslash :: imouse explorer buttons
555 if (wParam & MK_LBUTTON)
558 if (wParam & MK_RBUTTON)
561 if (wParam & MK_MBUTTON)
564 /* backslash :: imouse explorer buttons */
565 if (wParam & MK_XBUTTON1)
568 if (wParam & MK_XBUTTON2)
572 // LordHavoc: lets hope this allows more buttons in the future...
573 if (wParam & MK_XBUTTON3)
575 if (wParam & MK_XBUTTON4)
577 if (wParam & MK_XBUTTON5)
579 if (wParam & MK_XBUTTON6)
581 if (wParam & MK_XBUTTON7)
584 if (vid_usingmouse && !dinput_acquired)
586 // perform button actions
588 for (i=0 ; i<mouse_buttons && i < 16 ; i++)
589 if ((temp ^ mouse_oldbuttonstate) & (1<<i))
590 Key_Event (buttonremap[i], 0, (temp & (1<<i)) != 0);
591 mouse_oldbuttonstate = temp;
596 // JACK: This is the mouse wheel with the Intellimouse
597 // Its delta is either positive or neg, and we generate the proper
600 if ((short) HIWORD(wParam) > 0) {
601 Key_Event(K_MWHEELUP, 0, true);
602 Key_Event(K_MWHEELUP, 0, false);
604 Key_Event(K_MWHEELDOWN, 0, true);
605 Key_Event(K_MWHEELDOWN, 0, false);
613 if (MessageBox (mainwindow, "Are you sure you want to quit?", "Confirm Exit", MB_YESNO | MB_SETFOREGROUND | MB_ICONQUESTION) == IDYES)
619 fActive = LOWORD(wParam);
620 fMinimized = (BOOL) HIWORD(wParam);
621 AppActivate(!(fActive == WA_INACTIVE), fMinimized);
623 // fix the leftover Alt from any Alt-Tab or the like that switched us away
629 // PostQuitMessage (0);
633 lRet = CDAudio_MessageHandler (hWnd, uMsg, wParam, lParam);
637 /* pass all unhandled messages to DefWindowProc */
638 lRet = DefWindowProc (hWnd, uMsg, wParam, lParam);
642 /* return 1 if handled message, 0 if not */
646 int VID_SetGamma(unsigned short *ramps, int rampsize)
648 HDC hdc = GetDC (NULL);
649 int i = SetDeviceGammaRamp(hdc, ramps);
650 ReleaseDC (NULL, hdc);
651 return i; // return success or failure
654 int VID_GetGamma(unsigned short *ramps, int rampsize)
656 HDC hdc = GetDC (NULL);
657 int i = GetDeviceGammaRamp(hdc, ramps);
658 ReleaseDC (NULL, hdc);
659 return i; // return success or failure
662 static HINSTANCE gldll;
664 static void GL_CloseLibrary(void)
669 qwglGetProcAddress = NULL;
672 gl_platformextensions = "";
675 static int GL_OpenLibrary(const char *name)
677 Con_Printf("Loading OpenGL driver %s\n", name);
679 if (!(gldll = LoadLibrary(name)))
681 Con_Printf("Unable to LoadLibrary %s\n", name);
684 strlcpy(gl_driver, name, sizeof(gl_driver));
688 void *GL_GetProcAddress(const char *name)
691 if (qwglGetProcAddress != NULL)
692 p = (void *) qwglGetProcAddress(name);
694 p = (void *) GetProcAddress(gldll, name);
698 #ifndef WGL_ARB_pixel_format
699 #define WGL_NUMBER_PIXEL_FORMATS_ARB 0x2000
700 #define WGL_DRAW_TO_WINDOW_ARB 0x2001
701 #define WGL_DRAW_TO_BITMAP_ARB 0x2002
702 #define WGL_ACCELERATION_ARB 0x2003
703 #define WGL_NEED_PALETTE_ARB 0x2004
704 #define WGL_NEED_SYSTEM_PALETTE_ARB 0x2005
705 #define WGL_SWAP_LAYER_BUFFERS_ARB 0x2006
706 #define WGL_SWAP_METHOD_ARB 0x2007
707 #define WGL_NUMBER_OVERLAYS_ARB 0x2008
708 #define WGL_NUMBER_UNDERLAYS_ARB 0x2009
709 #define WGL_TRANSPARENT_ARB 0x200A
710 #define WGL_TRANSPARENT_RED_VALUE_ARB 0x2037
711 #define WGL_TRANSPARENT_GREEN_VALUE_ARB 0x2038
712 #define WGL_TRANSPARENT_BLUE_VALUE_ARB 0x2039
713 #define WGL_TRANSPARENT_ALPHA_VALUE_ARB 0x203A
714 #define WGL_TRANSPARENT_INDEX_VALUE_ARB 0x203B
715 #define WGL_SHARE_DEPTH_ARB 0x200C
716 #define WGL_SHARE_STENCIL_ARB 0x200D
717 #define WGL_SHARE_ACCUM_ARB 0x200E
718 #define WGL_SUPPORT_GDI_ARB 0x200F
719 #define WGL_SUPPORT_OPENGL_ARB 0x2010
720 #define WGL_DOUBLE_BUFFER_ARB 0x2011
721 #define WGL_STEREO_ARB 0x2012
722 #define WGL_PIXEL_TYPE_ARB 0x2013
723 #define WGL_COLOR_BITS_ARB 0x2014
724 #define WGL_RED_BITS_ARB 0x2015
725 #define WGL_RED_SHIFT_ARB 0x2016
726 #define WGL_GREEN_BITS_ARB 0x2017
727 #define WGL_GREEN_SHIFT_ARB 0x2018
728 #define WGL_BLUE_BITS_ARB 0x2019
729 #define WGL_BLUE_SHIFT_ARB 0x201A
730 #define WGL_ALPHA_BITS_ARB 0x201B
731 #define WGL_ALPHA_SHIFT_ARB 0x201C
732 #define WGL_ACCUM_BITS_ARB 0x201D
733 #define WGL_ACCUM_RED_BITS_ARB 0x201E
734 #define WGL_ACCUM_GREEN_BITS_ARB 0x201F
735 #define WGL_ACCUM_BLUE_BITS_ARB 0x2020
736 #define WGL_ACCUM_ALPHA_BITS_ARB 0x2021
737 #define WGL_DEPTH_BITS_ARB 0x2022
738 #define WGL_STENCIL_BITS_ARB 0x2023
739 #define WGL_AUX_BUFFERS_ARB 0x2024
740 #define WGL_NO_ACCELERATION_ARB 0x2025
741 #define WGL_GENERIC_ACCELERATION_ARB 0x2026
742 #define WGL_FULL_ACCELERATION_ARB 0x2027
743 #define WGL_SWAP_EXCHANGE_ARB 0x2028
744 #define WGL_SWAP_COPY_ARB 0x2029
745 #define WGL_SWAP_UNDEFINED_ARB 0x202A
746 #define WGL_TYPE_RGBA_ARB 0x202B
747 #define WGL_TYPE_COLORINDEX_ARB 0x202C
750 #ifndef WGL_ARB_multisample
751 #define WGL_SAMPLE_BUFFERS_ARB 0x2041
752 #define WGL_SAMPLES_ARB 0x2042
756 static void IN_Init(void);
761 InitCommonControls();
762 hIcon = LoadIcon (global_hInstance, MAKEINTRESOURCE (IDI_ICON1));
764 // Register the frame class
766 wc.lpfnWndProc = (WNDPROC)MainWndProc;
769 wc.hInstance = global_hInstance;
771 wc.hCursor = LoadCursor (NULL,IDC_ARROW);
772 wc.hbrBackground = NULL;
774 wc.lpszClassName = "DarkPlacesWindowClass";
776 if (!RegisterClass (&wc))
777 Con_Printf ("Couldn't register window class\n");
779 memset(&initialdevmode, 0, sizeof(initialdevmode));
780 EnumDisplaySettings(NULL, ENUM_CURRENT_SETTINGS, &initialdevmode);
785 int VID_InitMode (int fullscreen, int width, int height, int bpp, int refreshrate, int stereobuffer, int samples)
791 PIXELFORMATDESCRIPTOR pfd =
793 sizeof(PIXELFORMATDESCRIPTOR), // size of this pfd
795 PFD_DRAW_TO_WINDOW // support window
796 | PFD_SUPPORT_OPENGL // support OpenGL
797 | PFD_DOUBLEBUFFER , // double buffered
798 PFD_TYPE_RGBA, // RGBA type
799 24, // 24-bit color depth
800 0, 0, 0, 0, 0, 0, // color bits ignored
801 0, // no alpha buffer
802 0, // shift bit ignored
803 0, // no accumulation buffer
804 0, 0, 0, 0, // accum bits ignored
805 32, // 32-bit z-buffer
806 0, // no stencil buffer
807 0, // no auxiliary buffer
808 PFD_MAIN_PLANE, // main layer
810 0, 0, 0 // layer masks ignored
813 int pixelformat, newpixelformat;
815 DWORD WindowStyle, ExWindowStyle;
816 int CenterX, CenterY;
817 const char *gldrivername;
820 qboolean foundmode, foundgoodmode;
827 Sys_Error("VID_InitMode called when video is already initialised");
829 // if stencil is enabled, ask for alpha too
832 pfd.cStencilBits = 8;
837 pfd.cStencilBits = 0;
842 pfd.dwFlags |= PFD_STEREO;
846 *a++ = WGL_DRAW_TO_WINDOW_ARB;
848 *a++ = WGL_ACCELERATION_ARB;
849 *a++ = WGL_FULL_ACCELERATION_ARB;
850 *a++ = WGL_DOUBLE_BUFFER_ARB;
855 *a++ = WGL_RED_BITS_ARB;
857 *a++ = WGL_GREEN_BITS_ARB;
859 *a++ = WGL_BLUE_BITS_ARB;
861 *a++ = WGL_ALPHA_BITS_ARB;
863 *a++ = WGL_DEPTH_BITS_ARB;
865 *a++ = WGL_STENCIL_BITS_ARB;
870 *a++ = WGL_RED_BITS_ARB;
872 *a++ = WGL_GREEN_BITS_ARB;
874 *a++ = WGL_BLUE_BITS_ARB;
876 *a++ = WGL_DEPTH_BITS_ARB;
882 *a++ = WGL_STEREO_ARB;
888 *a++ = WGL_SAMPLE_BUFFERS_ARB;
890 *a++ = WGL_SAMPLES_ARB;
897 gldrivername = "opengl32.dll";
898 // 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
899 i = COM_CheckParm("-gl_driver");
900 if (i && i < com_argc - 1)
901 gldrivername = com_argv[i + 1];
902 if (!GL_OpenLibrary(gldrivername))
904 Con_Printf("Unable to load GL driver %s\n", gldrivername);
908 memset(&gdevmode, 0, sizeof(gdevmode));
910 vid_isfullscreen = false;
913 if(vid_forcerefreshrate.integer)
916 gdevmode.dmFields = DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT;
917 gdevmode.dmBitsPerPel = bpp;
918 gdevmode.dmPelsWidth = width;
919 gdevmode.dmPelsHeight = height;
920 gdevmode.dmSize = sizeof (gdevmode);
923 gdevmode.dmFields |= DM_DISPLAYFREQUENCY;
924 gdevmode.dmDisplayFrequency = refreshrate;
930 refreshrate = initialdevmode.dmDisplayFrequency; // default vid_refreshrate to the rate of the desktop
933 foundgoodmode = false;
935 thismode.dmSize = sizeof(thismode);
936 thismode.dmDriverExtra = 0;
937 for(i = 0; EnumDisplaySettings(NULL, i, &thismode); ++i)
939 if(~thismode.dmFields & (DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT | DM_DISPLAYFREQUENCY))
941 Con_DPrintf("enumerating modes yielded a bogus item... please debug this\n");
944 if(developer.integer >= 100)
945 Con_Printf("Found mode %dx%dx%dbpp %dHz... ", (int)thismode.dmPelsWidth, (int)thismode.dmPelsHeight, (int)thismode.dmBitsPerPel, (int)thismode.dmDisplayFrequency);
946 if(thismode.dmBitsPerPel != (DWORD)bpp)
948 if(developer.integer >= 100)
949 Con_Printf("wrong bpp\n");
952 if(thismode.dmPelsWidth != (DWORD)width)
954 if(developer.integer >= 100)
955 Con_Printf("wrong width\n");
958 if(thismode.dmPelsHeight != (DWORD)height)
960 if(developer.integer >= 100)
961 Con_Printf("wrong height\n");
967 // if we have a good mode, make sure this mode is better than the previous one, and allowed by the refreshrate
968 if(thismode.dmDisplayFrequency > (DWORD)refreshrate)
970 if(developer.integer >= 100)
971 Con_Printf("too high refresh rate\n");
974 else if(thismode.dmDisplayFrequency <= gdevmode.dmDisplayFrequency)
976 if(developer.integer >= 100)
977 Con_Printf("doesn't beat previous best match (too low)\n");
983 // we do have one, but it isn't good... make sure it has a lower frequency than the previous one
984 if(thismode.dmDisplayFrequency >= gdevmode.dmDisplayFrequency)
986 if(developer.integer >= 100)
987 Con_Printf("doesn't beat previous best match (too high)\n");
991 // otherwise, take anything
993 memcpy(&gdevmode, &thismode, sizeof(gdevmode));
994 if(thismode.dmDisplayFrequency <= (DWORD)refreshrate)
995 foundgoodmode = true;
998 if(developer.integer >= 100)
999 Con_Printf("(out of range)\n");
1002 if(developer.integer >= 100)
1003 Con_Printf("accepted\n");
1010 Con_Printf("Unable to find the requested mode %dx%dx%dbpp\n", width, height, bpp);
1013 else if(ChangeDisplaySettings (&gdevmode, CDS_FULLSCREEN) != DISP_CHANGE_SUCCESSFUL)
1016 Con_Printf("Unable to change to requested mode %dx%dx%dbpp\n", width, height, bpp);
1020 vid_isfullscreen = true;
1021 WindowStyle = WS_POPUP;
1022 ExWindowStyle = WS_EX_TOPMOST;
1027 i = GetDeviceCaps(hdc, RASTERCAPS);
1028 depth = GetDeviceCaps(hdc, PLANES) * GetDeviceCaps(hdc, BITSPIXEL);
1029 ReleaseDC (NULL, hdc);
1033 Con_Print("Can't run in non-RGB mode\n");
1039 Con_Print("A higher desktop depth is required to run this video mode\n");
1043 WindowStyle = WS_OVERLAPPED | WS_BORDER | WS_CAPTION | WS_SYSMENU | WS_MINIMIZEBOX;
1050 rect.bottom = height;
1051 AdjustWindowRectEx(&rect, WindowStyle, false, 0);
1060 CenterX = (GetSystemMetrics(SM_CXSCREEN) - (rect.right - rect.left)) / 2;
1061 CenterY = (GetSystemMetrics(SM_CYSCREEN) - (rect.bottom - rect.top)) / 2;
1063 CenterX = max(0, CenterX);
1064 CenterY = max(0, CenterY);
1066 // x and y may be changed by WM_MOVE messages
1069 rect.left += CenterX;
1070 rect.right += CenterX;
1071 rect.top += CenterY;
1072 rect.bottom += CenterY;
1076 for (windowpass = 0;windowpass < 2;windowpass++)
1078 mainwindow = CreateWindowEx (ExWindowStyle, "DarkPlacesWindowClass", gamename, WindowStyle, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top, NULL, NULL, global_hInstance, NULL);
1081 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);
1086 baseDC = GetDC(mainwindow);
1088 if (!newpixelformat)
1089 newpixelformat = ChoosePixelFormat(baseDC, &pfd);
1090 pixelformat = newpixelformat;
1094 Con_Printf("ChoosePixelFormat(%d, %p) failed\n", (int)baseDC, &pfd);
1098 if (SetPixelFormat(baseDC, pixelformat, &pfd) == false)
1101 Con_Printf("SetPixelFormat(%d, %d, %p) failed\n", (int)baseDC, pixelformat, &pfd);
1105 if (!GL_CheckExtension("wgl", wglfuncs, NULL, false))
1108 Con_Print("wgl functions not found\n");
1112 baseRC = qwglCreateContext(baseDC);
1116 Con_Print("Could not initialize GL (wglCreateContext failed).\n\nMake sure you are in 65536 color mode, and try running -window.\n");
1119 if (!qwglMakeCurrent(baseDC, baseRC))
1122 Con_Printf("wglMakeCurrent(%d, %d) failed\n", (int)baseDC, (int)baseRC);
1126 if ((qglGetString = (const GLubyte* (GLAPIENTRY *)(GLenum name))GL_GetProcAddress("glGetString")) == NULL)
1129 Con_Print("glGetString not found\n");
1132 if ((qwglGetExtensionsStringARB = (const char *(WINAPI *)(HDC hdc))GL_GetProcAddress("wglGetExtensionsStringARB")) == NULL)
1133 Con_Print("wglGetExtensionsStringARB not found\n");
1135 gl_renderer = qglGetString(GL_RENDERER);
1136 gl_vendor = qglGetString(GL_VENDOR);
1137 gl_version = qglGetString(GL_VERSION);
1138 gl_extensions = qglGetString(GL_EXTENSIONS);
1139 gl_platform = "WGL";
1140 gl_platformextensions = "";
1142 if (qwglGetExtensionsStringARB)
1143 gl_platformextensions = qwglGetExtensionsStringARB(baseDC);
1145 // now some nice Windows pain:
1146 // we have created a window, we needed one to find out if there are
1147 // any multisample pixel formats available, the problem is that to
1148 // actually use one of those multisample formats we now have to
1149 // recreate the window (yes Microsoft OpenGL really is that bad)
1151 if (windowpass == 0)
1153 if (!GL_CheckExtension("WGL_ARB_pixel_format", wglpixelformatfuncs, "-noarbpixelformat", false) || !qwglChoosePixelFormatARB(baseDC, attribs, attribsf, 1, &newpixelformat, &numpixelformats) || !newpixelformat)
1155 // ok we got one - do it all over again with newpixelformat
1156 qwglMakeCurrent(NULL, NULL);
1157 qwglDeleteContext(baseRC);baseRC = 0;
1158 ReleaseDC(mainwindow, baseDC);baseDC = 0;
1159 // eat up any messages waiting for us
1160 while (PeekMessage (&msg, NULL, 0, 0, PM_REMOVE))
1162 TranslateMessage (&msg);
1163 DispatchMessage (&msg);
1168 Con_DPrintf("GL_VENDOR: %s\n", gl_vendor);
1169 Con_DPrintf("GL_RENDERER: %s\n", gl_renderer);
1170 Con_DPrintf("GL_VERSION: %s\n", gl_version);
1171 Con_DPrintf("GL_EXTENSIONS: %s\n", gl_extensions);
1172 Con_DPrintf("%s_EXTENSIONS: %s\n", gl_platform, gl_platformextensions);
1176 SetWindowPos (mainwindow, NULL, CenterX, CenterY, 0, 0,SWP_NOSIZE | SWP_NOZORDER | SWP_SHOWWINDOW | SWP_DRAWFRAME);
1179 ShowWindow (mainwindow, SW_SHOWDEFAULT);
1180 UpdateWindow (mainwindow);
1182 // now we try to make sure we get the focus on the mode switch, because
1183 // sometimes in some systems we don't. We grab the foreground, then
1184 // finish setting up, pump all our messages, and sleep for a little while
1185 // to let messages finish bouncing around the system, then we put
1186 // ourselves at the top of the z order, then grab the foreground again,
1187 // Who knows if it helps, but it probably doesn't hurt
1188 SetForegroundWindow (mainwindow);
1190 while (PeekMessage (&msg, NULL, 0, 0, PM_REMOVE))
1192 TranslateMessage (&msg);
1193 DispatchMessage (&msg);
1198 SetWindowPos (mainwindow, HWND_TOP, 0, 0, 0, 0, SWP_DRAWFRAME | SWP_NOMOVE | SWP_NOSIZE | SWP_SHOWWINDOW | SWP_NOCOPYBITS);
1200 SetForegroundWindow (mainwindow);
1202 // fix the leftover Alt from any Alt-Tab or the like that switched us away
1205 gl_videosyncavailable = false;
1207 // COMMANDLINEOPTION: Windows WGL: -novideosync disables WGL_EXT_swap_control
1208 gl_videosyncavailable = GL_CheckExtension("WGL_EXT_swap_control", wglswapintervalfuncs, "-novideosync", false);
1212 //vid_menudrawfn = VID_MenuDraw;
1213 //vid_menukeyfn = VID_MenuKey;
1214 vid_usingmouse = false;
1215 vid_usingvsync = false;
1217 vid_initialized = true;
1220 IN_StartupJoystick ();
1222 if (gl_videosyncavailable)
1224 vid_usevsync = vid_vsync.integer;
1225 vid_usingvsync = vid_vsync.integer;
1226 qwglSwapIntervalEXT (vid_usevsync);
1232 static void IN_Shutdown(void);
1233 void VID_Shutdown (void)
1235 if(vid_initialized == false)
1238 VID_RestoreSystemGamma();
1240 vid_initialized = false;
1242 if (qwglMakeCurrent)
1243 qwglMakeCurrent(NULL, NULL);
1244 if (baseRC && qwglDeleteContext)
1245 qwglDeleteContext(baseRC);
1246 // close the library before we get rid of the window
1248 if (baseDC && mainwindow)
1249 ReleaseDC(mainwindow, baseDC);
1250 AppActivate(false, false);
1252 DestroyWindow(mainwindow);
1254 if (vid_isfullscreen)
1255 ChangeDisplaySettings (NULL, 0);
1256 vid_isfullscreen = false;
1259 static void IN_Activate (qboolean grab)
1261 static qboolean restore_spi;
1262 static int originalmouseparms[3];
1264 if (!mouseinitialized)
1269 if (!vid_usingmouse)
1271 vid_usingmouse = true;
1272 cl_ignoremousemoves = 2;
1273 if (dinput && g_pMouse)
1275 IDirectInputDevice_Acquire(g_pMouse);
1276 dinput_acquired = true;
1281 window_rect.left = window_x;
1282 window_rect.top = window_y;
1283 window_rect.right = window_x + vid.width;
1284 window_rect.bottom = window_y + vid.height;
1286 // change mouse settings to turn off acceleration
1287 // COMMANDLINEOPTION: Windows GDI Input: -noforcemparms disables setting of mouse parameters (not used with -dinput, windows only)
1288 if (!COM_CheckParm ("-noforcemparms") && SystemParametersInfo (SPI_GETMOUSE, 0, originalmouseparms, 0))
1290 int newmouseparms[3];
1291 newmouseparms[0] = 0; // threshold to double movement (only if accel level is >= 1)
1292 newmouseparms[1] = 0; // threshold to quadruple movement (only if accel level is >= 2)
1293 newmouseparms[2] = 0; // maximum level of acceleration (0 = off)
1294 restore_spi = SystemParametersInfo (SPI_SETMOUSE, 0, newmouseparms, 0);
1297 restore_spi = false;
1298 SetCursorPos ((window_x + vid.width / 2), (window_y + vid.height / 2));
1300 SetCapture (mainwindow);
1301 ClipCursor (&window_rect);
1310 vid_usingmouse = false;
1311 cl_ignoremousemoves = 2;
1312 if (dinput_acquired)
1314 IDirectInputDevice_Unacquire(g_pMouse);
1315 dinput_acquired = false;
1319 // restore system mouseparms if we changed them
1321 SystemParametersInfo (SPI_SETMOUSE, 0, originalmouseparms, 0);
1322 restore_spi = false;
1337 static qboolean IN_InitDInput (void)
1340 DIPROPDWORD dipdw = {
1342 sizeof(DIPROPDWORD), // diph.dwSize
1343 sizeof(DIPROPHEADER), // diph.dwHeaderSize
1345 DIPH_DEVICE, // diph.dwHow
1347 DINPUT_BUFFERSIZE, // dwData
1352 hInstDI = LoadLibrary("dinput.dll");
1354 if (hInstDI == NULL)
1356 Con_Print("Couldn't load dinput.dll\n");
1361 if (!pDirectInputCreate)
1363 pDirectInputCreate = (void *)GetProcAddress(hInstDI,"DirectInputCreateA");
1365 if (!pDirectInputCreate)
1367 Con_Print("Couldn't get DI proc addr\n");
1372 // register with DirectInput and get an IDirectInput to play with.
1373 hr = iDirectInputCreate(global_hInstance, DIRECTINPUT_VERSION, &g_pdi, NULL);
1380 // obtain an interface to the system mouse device.
1381 hr = IDirectInput_CreateDevice(g_pdi, &GUID_SysMouse, &g_pMouse, NULL);
1385 Con_Print("Couldn't open DI mouse device\n");
1389 // set the data format to "mouse format".
1390 hr = IDirectInputDevice_SetDataFormat(g_pMouse, &c_dfDIMouse);
1394 Con_Print("Couldn't set DI mouse format\n");
1398 // set the cooperativity level.
1399 hr = IDirectInputDevice_SetCooperativeLevel(g_pMouse, mainwindow,
1400 DISCL_EXCLUSIVE | DISCL_FOREGROUND);
1404 Con_Print("Couldn't set DI coop level\n");
1409 // set the buffer size to DINPUT_BUFFERSIZE elements.
1410 // the buffer size is a DWORD property associated with the device
1411 hr = IDirectInputDevice_SetProperty(g_pMouse, DIPROP_BUFFERSIZE, &dipdw.diph);
1415 Con_Print("Couldn't set DI buffersize\n");
1428 static void IN_StartupMouse (void)
1430 if (COM_CheckParm ("-nomouse"))
1433 mouseinitialized = true;
1435 // COMMANDLINEOPTION: Windows Input: -dinput enables DirectInput for mouse/joystick input
1436 if (COM_CheckParm ("-dinput"))
1437 dinput = IN_InitDInput ();
1440 Con_Print("DirectInput initialized\n");
1442 Con_Print("DirectInput not initialized\n");
1453 static void IN_MouseMove (void)
1458 if (!vid_usingmouse)
1460 //GetCursorPos (¤t_pos);
1461 //ui_mouseupdate(current_pos.x - window_x, current_pos.y - window_y);
1465 if (dinput_acquired)
1467 DIDEVICEOBJECTDATA od;
1477 hr = IDirectInputDevice_GetDeviceData(g_pMouse,
1478 sizeof(DIDEVICEOBJECTDATA), &od, &dwElements, 0);
1480 if ((hr == DIERR_INPUTLOST) || (hr == DIERR_NOTACQUIRED))
1482 IDirectInputDevice_Acquire(g_pMouse);
1486 /* Unable to read data or no data available */
1487 if (FAILED(hr) || dwElements == 0)
1490 /* Look at the element to see what happened */
1495 mx += (LONG) od.dwData;
1499 my += (LONG) od.dwData;
1503 if((LONG) od.dwData < 0)
1505 Key_Event (K_MWHEELDOWN, 0, true);
1506 Key_Event (K_MWHEELDOWN, 0, false);
1508 else if((LONG) od.dwData > 0)
1510 Key_Event (K_MWHEELUP, 0, true);
1511 Key_Event (K_MWHEELUP, 0, false);
1515 case DIMOFS_BUTTON0:
1516 if (od.dwData & 0x80)
1522 case DIMOFS_BUTTON1:
1523 if (od.dwData & 0x80)
1524 mstate_di |= (1<<1);
1526 mstate_di &= ~(1<<1);
1529 case DIMOFS_BUTTON2:
1530 if (od.dwData & 0x80)
1531 mstate_di |= (1<<2);
1533 mstate_di &= ~(1<<2);
1536 case DIMOFS_BUTTON3:
1537 if (od.dwData & 0x80)
1538 mstate_di |= (1<<3);
1540 mstate_di &= ~(1<<3);
1545 // perform button actions
1546 for (i=0 ; i<mouse_buttons && i < 16 ; i++)
1547 if ((mstate_di ^ mouse_oldbuttonstate) & (1<<i))
1548 Key_Event (buttonremap[i], 0, (mstate_di & (1<<i)) != 0);
1549 mouse_oldbuttonstate = mstate_di;
1556 GetCursorPos (¤t_pos);
1557 mx = current_pos.x - (window_x + vid.width / 2);
1558 my = current_pos.y - (window_y + vid.height / 2);
1563 // if the mouse has moved, force it to the center, so there's room to move
1564 if (!cl.csqc_wantsmousemove)
1566 SetCursorPos ((window_x + vid.width / 2), (window_y + vid.height / 2));
1578 if (vid_activewindow && !vid_hidden)
1591 static void IN_StartupJoystick (void)
1598 // assume no joystick
1601 // abort startup if user requests no joystick
1602 // COMMANDLINEOPTION: Windows Input: -nojoy disables joystick support, may be a small speed increase
1603 if (COM_CheckParm ("-nojoy"))
1606 // verify joystick driver is present
1607 if ((numdevs = joyGetNumDevs ()) == 0)
1609 Con_Print("\njoystick not found -- driver not present\n\n");
1613 // cycle through the joystick ids for the first valid one
1614 for (joy_id=0 ; joy_id<numdevs ; joy_id++)
1616 memset (&ji, 0, sizeof(ji));
1617 ji.dwSize = sizeof(ji);
1618 ji.dwFlags = JOY_RETURNCENTERED;
1620 if ((mmr = joyGetPosEx (joy_id, &ji)) == JOYERR_NOERROR)
1624 // abort startup if we didn't find a valid joystick
1625 if (mmr != JOYERR_NOERROR)
1627 Con_Printf("\njoystick not found -- no valid joysticks (%x)\n\n", mmr);
1631 // get the capabilities of the selected joystick
1632 // abort startup if command fails
1633 memset (&jc, 0, sizeof(jc));
1634 if ((mmr = joyGetDevCaps (joy_id, &jc, sizeof(jc))) != JOYERR_NOERROR)
1636 Con_Printf("\njoystick not found -- invalid joystick capabilities (%x)\n\n", mmr);
1640 // save the joystick's number of buttons and POV status
1641 joy_numbuttons = jc.wNumButtons;
1642 joy_haspov = jc.wCaps & JOYCAPS_HASPOV;
1644 // old button and POV states default to no buttons pressed
1645 joy_oldbuttonstate = joy_oldpovstate = 0;
1647 // mark the joystick as available and advanced initialization not completed
1648 // this is needed as cvars are not available during initialization
1651 joy_advancedinit = false;
1653 Con_Print("\njoystick detected\n\n");
1662 static PDWORD RawValuePointer (int axis)
1679 return NULL; // LordHavoc: hush compiler warning
1685 Joy_AdvancedUpdate_f
1688 static void Joy_AdvancedUpdate_f (void)
1691 // called once by IN_ReadJoystick and by user whenever an update is needed
1692 // cvars are now available
1696 // initialize all the maps
1697 for (i = 0; i < JOY_MAX_AXES; i++)
1699 dwAxisMap[i] = AxisNada;
1700 dwControlMap[i] = JOY_ABSOLUTE_AXIS;
1701 pdwRawValue[i] = RawValuePointer(i);
1704 if( joy_advanced.integer == 0)
1706 // default joystick initialization
1707 // 2 axes only with joystick control
1708 dwAxisMap[JOY_AXIS_X] = AxisTurn;
1709 // dwControlMap[JOY_AXIS_X] = JOY_ABSOLUTE_AXIS;
1710 dwAxisMap[JOY_AXIS_Y] = AxisForward;
1711 // dwControlMap[JOY_AXIS_Y] = JOY_ABSOLUTE_AXIS;
1715 if (strcmp (joy_name.string, "joystick") != 0)
1717 // notify user of advanced controller
1718 Con_Printf("\n%s configured\n\n", joy_name.string);
1721 // advanced initialization here
1722 // data supplied by user via joy_axisn cvars
1723 dwTemp = (DWORD) joy_advaxisx.value;
1724 dwAxisMap[JOY_AXIS_X] = dwTemp & 0x0000000f;
1725 dwControlMap[JOY_AXIS_X] = dwTemp & JOY_RELATIVE_AXIS;
1726 dwTemp = (DWORD) joy_advaxisy.value;
1727 dwAxisMap[JOY_AXIS_Y] = dwTemp & 0x0000000f;
1728 dwControlMap[JOY_AXIS_Y] = dwTemp & JOY_RELATIVE_AXIS;
1729 dwTemp = (DWORD) joy_advaxisz.value;
1730 dwAxisMap[JOY_AXIS_Z] = dwTemp & 0x0000000f;
1731 dwControlMap[JOY_AXIS_Z] = dwTemp & JOY_RELATIVE_AXIS;
1732 dwTemp = (DWORD) joy_advaxisr.value;
1733 dwAxisMap[JOY_AXIS_R] = dwTemp & 0x0000000f;
1734 dwControlMap[JOY_AXIS_R] = dwTemp & JOY_RELATIVE_AXIS;
1735 dwTemp = (DWORD) joy_advaxisu.value;
1736 dwAxisMap[JOY_AXIS_U] = dwTemp & 0x0000000f;
1737 dwControlMap[JOY_AXIS_U] = dwTemp & JOY_RELATIVE_AXIS;
1738 dwTemp = (DWORD) joy_advaxisv.value;
1739 dwAxisMap[JOY_AXIS_V] = dwTemp & 0x0000000f;
1740 dwControlMap[JOY_AXIS_V] = dwTemp & JOY_RELATIVE_AXIS;
1743 // compute the axes to collect from DirectInput
1744 joy_flags = JOY_RETURNCENTERED | JOY_RETURNBUTTONS | JOY_RETURNPOV;
1745 for (i = 0; i < JOY_MAX_AXES; i++)
1747 if (dwAxisMap[i] != AxisNada)
1749 joy_flags |= dwAxisFlags[i];
1759 static qboolean IN_ReadJoystick (void)
1762 memset (&ji, 0, sizeof(ji));
1763 ji.dwSize = sizeof(ji);
1764 ji.dwFlags = joy_flags;
1766 if (joyGetPosEx (joy_id, &ji) == JOYERR_NOERROR)
1768 // this is a hack -- there is a bug in the Logitech WingMan Warrior DirectInput Driver
1769 // rather than having 32768 be the zero point, they have the zero point at 32668
1770 // go figure -- anyway, now we get the full resolution out of the device
1771 if (joy_wwhack1.integer != 0.0)
1779 // read error occurred
1780 // turning off the joystick seems too harsh for 1 read error,
1781 // but what should be done?
1792 static void IN_JoyMove (void)
1794 float speed, aspeed;
1795 float fAxisValue, fTemp;
1796 int i, mouselook = (in_mlook.state & 1) || freelook.integer;
1798 // complete initialization if first time in
1799 // this is needed as cvars are not available at initialization time
1800 if( joy_advancedinit != true )
1802 Joy_AdvancedUpdate_f();
1803 joy_advancedinit = true;
1809 DWORD buttonstate, povstate;
1811 // loop through the joystick buttons
1812 // key a joystick event or auxillary event for higher number buttons for each state change
1813 buttonstate = ji.dwButtons;
1814 for (i=0 ; i < (int) joy_numbuttons ; i++)
1816 if ( (buttonstate & (1<<i)) && !(joy_oldbuttonstate & (1<<i)) )
1818 key_index = (i < 16) ? K_JOY1 : K_AUX1;
1819 Key_Event (key_index + i, 0, true);
1822 if ( !(buttonstate & (1<<i)) && (joy_oldbuttonstate & (1<<i)) )
1824 key_index = (i < 16) ? K_JOY1 : K_AUX1;
1825 Key_Event (key_index + i, 0, false);
1828 joy_oldbuttonstate = buttonstate;
1832 // convert POV information into 4 bits of state information
1833 // this avoids any potential problems related to moving from one
1834 // direction to another without going through the center position
1836 if(ji.dwPOV != JOY_POVCENTERED)
1838 if (ji.dwPOV == JOY_POVFORWARD)
1840 if (ji.dwPOV == JOY_POVRIGHT)
1842 if (ji.dwPOV == JOY_POVBACKWARD)
1844 if (ji.dwPOV == JOY_POVLEFT)
1847 // determine which bits have changed and key an auxillary event for each change
1848 for (i=0 ; i < 4 ; i++)
1850 if ( (povstate & (1<<i)) && !(joy_oldpovstate & (1<<i)) )
1852 Key_Event (K_AUX29 + i, 0, true);
1855 if ( !(povstate & (1<<i)) && (joy_oldpovstate & (1<<i)) )
1857 Key_Event (K_AUX29 + i, 0, false);
1860 joy_oldpovstate = povstate;
1864 // verify joystick is available and that the user wants to use it
1865 if (!joy_avail || !in_joystick.integer)
1870 // collect the joystick data, if possible
1871 if (IN_ReadJoystick () != true)
1876 if (in_speed.state & 1)
1877 speed = cl_movespeedkey.value;
1880 // LordHavoc: viewzoom affects sensitivity for sniping
1881 aspeed = speed * cl.realframetime * cl.viewzoom;
1883 // loop through the axes
1884 for (i = 0; i < JOY_MAX_AXES; i++)
1886 // get the floating point zero-centered, potentially-inverted data for the current axis
1887 fAxisValue = (float) *pdwRawValue[i];
1888 // move centerpoint to zero
1889 fAxisValue -= 32768.0;
1891 if (joy_wwhack2.integer != 0.0)
1893 if (dwAxisMap[i] == AxisTurn)
1895 // this is a special formula for the Logitech WingMan Warrior
1896 // y=ax^b; where a = 300 and b = 1.3
1897 // also x values are in increments of 800 (so this is factored out)
1898 // then bounds check result to level out excessively high spin rates
1899 fTemp = 300.0 * pow(abs(fAxisValue) / 800.0, 1.3);
1900 if (fTemp > 14000.0)
1902 // restore direction information
1903 fAxisValue = (fAxisValue > 0.0) ? fTemp : -fTemp;
1907 // convert range from -32768..32767 to -1..1
1908 fAxisValue /= 32768.0;
1910 switch (dwAxisMap[i])
1913 if ((joy_advanced.integer == 0) && mouselook)
1915 // user wants forward control to become look control
1916 if (fabs(fAxisValue) > joy_pitchthreshold.value)
1918 // if mouse invert is on, invert the joystick pitch value
1919 // only absolute control support here (joy_advanced is false)
1920 if (m_pitch.value < 0.0)
1922 cl.viewangles[PITCH] -= (fAxisValue * joy_pitchsensitivity.value) * aspeed * cl_pitchspeed.value;
1926 cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity.value) * aspeed * cl_pitchspeed.value;
1932 // no pitch movement
1933 // disable pitch return-to-center unless requested by user
1934 // *** this code can be removed when the lookspring bug is fixed
1935 // *** the bug always has the lookspring feature on
1936 if(lookspring.value == 0.0)
1942 // user wants forward control to be forward control
1943 if (fabs(fAxisValue) > joy_forwardthreshold.value)
1945 cl.cmd.forwardmove += (fAxisValue * joy_forwardsensitivity.value) * speed * cl_forwardspeed.value;
1951 if (fabs(fAxisValue) > joy_sidethreshold.value)
1953 cl.cmd.sidemove += (fAxisValue * joy_sidesensitivity.value) * speed * cl_sidespeed.value;
1958 if ((in_strafe.state & 1) || (lookstrafe.integer && mouselook))
1960 // user wants turn control to become side control
1961 if (fabs(fAxisValue) > joy_sidethreshold.value)
1963 cl.cmd.sidemove -= (fAxisValue * joy_sidesensitivity.value) * speed * cl_sidespeed.value;
1968 // user wants turn control to be turn control
1969 if (fabs(fAxisValue) > joy_yawthreshold.value)
1971 if(dwControlMap[i] == JOY_ABSOLUTE_AXIS)
1973 cl.viewangles[YAW] += (fAxisValue * joy_yawsensitivity.value) * aspeed * cl_yawspeed.value;
1977 cl.viewangles[YAW] += (fAxisValue * joy_yawsensitivity.value) * speed * 180.0;
1987 if (fabs(fAxisValue) > joy_pitchthreshold.value)
1989 // pitch movement detected and pitch movement desired by user
1990 if(dwControlMap[i] == JOY_ABSOLUTE_AXIS)
1992 cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity.value) * aspeed * cl_pitchspeed.value;
1996 cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity.value) * speed * 180.0;
2002 // no pitch movement
2003 // disable pitch return-to-center unless requested by user
2004 // *** this code can be removed when the lookspring bug is fixed
2005 // *** the bug always has the lookspring feature on
2006 if(lookspring.integer == 0)
2018 static void IN_Init(void)
2020 uiWheelMessage = RegisterWindowMessage ( "MSWHEEL_ROLLMSG" );
2022 // joystick variables
2023 Cvar_RegisterVariable (&in_joystick);
2024 Cvar_RegisterVariable (&joy_name);
2025 Cvar_RegisterVariable (&joy_advanced);
2026 Cvar_RegisterVariable (&joy_advaxisx);
2027 Cvar_RegisterVariable (&joy_advaxisy);
2028 Cvar_RegisterVariable (&joy_advaxisz);
2029 Cvar_RegisterVariable (&joy_advaxisr);
2030 Cvar_RegisterVariable (&joy_advaxisu);
2031 Cvar_RegisterVariable (&joy_advaxisv);
2032 Cvar_RegisterVariable (&joy_forwardthreshold);
2033 Cvar_RegisterVariable (&joy_sidethreshold);
2034 Cvar_RegisterVariable (&joy_pitchthreshold);
2035 Cvar_RegisterVariable (&joy_yawthreshold);
2036 Cvar_RegisterVariable (&joy_forwardsensitivity);
2037 Cvar_RegisterVariable (&joy_sidesensitivity);
2038 Cvar_RegisterVariable (&joy_pitchsensitivity);
2039 Cvar_RegisterVariable (&joy_yawsensitivity);
2040 Cvar_RegisterVariable (&joy_wwhack1);
2041 Cvar_RegisterVariable (&joy_wwhack2);
2042 Cvar_RegisterVariable (&vid_forcerefreshrate);
2043 Cmd_AddCommand ("joyadvancedupdate", Joy_AdvancedUpdate_f, "applies current joyadv* cvar settings to the joystick driver");
2046 static void IN_Shutdown(void)
2048 IN_Activate (false);
2051 IDirectInputDevice_Release(g_pMouse);
2055 IDirectInput_Release(g_pdi);