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 // in_win.c -- windows 95 mouse and joystick code
21 // 02/21/97 JCB Added extended DirectInput code to support external controllers.
25 //#include "dosisms.h"
29 #define DINPUT_BUFFERSIZE 16
30 #define iDirectInputCreate(a,b,c,d) pDirectInputCreate(a,b,c,d)
32 HRESULT (WINAPI *pDirectInputCreate)(HINSTANCE hinst, DWORD dwVersion,
33 LPDIRECTINPUT * lplpDirectInput, LPUNKNOWN punkOuter);
36 cvar_t m_filter = {"m_filter","0"};
39 int mouse_oldbuttonstate;
41 int mouse_x, mouse_y, old_mouse_x, old_mouse_y, mx_accum, my_accum;
43 static qboolean restore_spi;
44 static int originalmouseparms[3], newmouseparms[3] = {0, 0, 1};
46 unsigned int uiWheelMessage;
48 qboolean mouseinitialized;
49 static qboolean mouseparmsvalid, mouseactivatetoggle;
50 static qboolean mouseshowtoggle = 1;
51 static qboolean dinput_acquired;
53 static unsigned int mstate_di;
55 // joystick defines and variables
56 // where should defines be moved?
57 #define JOY_ABSOLUTE_AXIS 0x00000000 // control like a joystick
58 #define JOY_RELATIVE_AXIS 0x00000010 // control like a mouse, spinner, trackball
59 #define JOY_MAX_AXES 6 // X, Y, Z, R, U, V
69 AxisNada = 0, AxisForward, AxisLook, AxisSide, AxisTurn
72 DWORD dwAxisFlags[JOY_MAX_AXES] =
74 JOY_RETURNX, JOY_RETURNY, JOY_RETURNZ, JOY_RETURNR, JOY_RETURNU, JOY_RETURNV
77 DWORD dwAxisMap[JOY_MAX_AXES];
78 DWORD dwControlMap[JOY_MAX_AXES];
79 PDWORD pdwRawValue[JOY_MAX_AXES];
81 // none of these cvars are saved over a session
82 // this means that advanced controller configuration needs to be executed
83 // each time. this avoids any problems with getting back to a default usage
84 // or when changing from one controller to another. this way at least something
86 cvar_t in_joystick = {"joystick","0", true};
87 cvar_t joy_name = {"joyname", "joystick"};
88 cvar_t joy_advanced = {"joyadvanced", "0"};
89 cvar_t joy_advaxisx = {"joyadvaxisx", "0"};
90 cvar_t joy_advaxisy = {"joyadvaxisy", "0"};
91 cvar_t joy_advaxisz = {"joyadvaxisz", "0"};
92 cvar_t joy_advaxisr = {"joyadvaxisr", "0"};
93 cvar_t joy_advaxisu = {"joyadvaxisu", "0"};
94 cvar_t joy_advaxisv = {"joyadvaxisv", "0"};
95 cvar_t joy_forwardthreshold = {"joyforwardthreshold", "0.15"};
96 cvar_t joy_sidethreshold = {"joysidethreshold", "0.15"};
97 cvar_t joy_pitchthreshold = {"joypitchthreshold", "0.15"};
98 cvar_t joy_yawthreshold = {"joyyawthreshold", "0.15"};
99 cvar_t joy_forwardsensitivity = {"joyforwardsensitivity", "-1.0"};
100 cvar_t joy_sidesensitivity = {"joysidesensitivity", "-1.0"};
101 cvar_t joy_pitchsensitivity = {"joypitchsensitivity", "1.0"};
102 cvar_t joy_yawsensitivity = {"joyyawsensitivity", "-1.0"};
103 cvar_t joy_wwhack1 = {"joywwhack1", "0.0"};
104 cvar_t joy_wwhack2 = {"joywwhack2", "0.0"};
106 qboolean joy_avail, joy_advancedinit, joy_haspov;
107 DWORD joy_oldbuttonstate, joy_oldpovstate;
111 DWORD joy_numbuttons;
113 static LPDIRECTINPUT g_pdi;
114 static LPDIRECTINPUTDEVICE g_pMouse;
118 static HINSTANCE hInstDI;
120 static qboolean dinput;
122 typedef struct MYDATA {
123 LONG lX; // X axis goes here
124 LONG lY; // Y axis goes here
125 LONG lZ; // Z axis goes here
126 BYTE bButtonA; // One button goes here
127 BYTE bButtonB; // Another button goes here
128 BYTE bButtonC; // Another button goes here
129 BYTE bButtonD; // Another button goes here
132 static DIOBJECTDATAFORMAT rgodf[] = {
133 { &GUID_XAxis, FIELD_OFFSET(MYDATA, lX), DIDFT_AXIS | DIDFT_ANYINSTANCE, 0,},
134 { &GUID_YAxis, FIELD_OFFSET(MYDATA, lY), DIDFT_AXIS | DIDFT_ANYINSTANCE, 0,},
135 { &GUID_ZAxis, FIELD_OFFSET(MYDATA, lZ), 0x80000000 | DIDFT_AXIS | DIDFT_ANYINSTANCE, 0,},
136 { 0, FIELD_OFFSET(MYDATA, bButtonA), DIDFT_BUTTON | DIDFT_ANYINSTANCE, 0,},
137 { 0, FIELD_OFFSET(MYDATA, bButtonB), DIDFT_BUTTON | DIDFT_ANYINSTANCE, 0,},
138 { 0, FIELD_OFFSET(MYDATA, bButtonC), 0x80000000 | DIDFT_BUTTON | DIDFT_ANYINSTANCE, 0,},
139 { 0, FIELD_OFFSET(MYDATA, bButtonD), 0x80000000 | DIDFT_BUTTON | DIDFT_ANYINSTANCE, 0,},
142 #define NUM_OBJECTS (sizeof(rgodf) / sizeof(rgodf[0]))
144 static DIDATAFORMAT df = {
145 sizeof(DIDATAFORMAT), // this structure
146 sizeof(DIOBJECTDATAFORMAT), // size of object data format
147 DIDF_RELAXIS, // absolute axis coordinates
148 sizeof(MYDATA), // device data size
149 NUM_OBJECTS, // number of objects
150 rgodf, // and here they are
153 // forward-referenced functions
154 void IN_StartupJoystick (void);
155 void Joy_AdvancedUpdate_f (void);
156 void IN_JoyMove (usercmd_t *cmd);
164 void Force_CenterView_f (void)
166 cl.viewangles[PITCH] = 0;
175 void IN_UpdateClipCursor (void)
178 if (mouseinitialized && mouseactive && !dinput)
180 ClipCursor (&window_rect);
190 void IN_ShowMouse (void)
192 if (!mouseshowtoggle)
205 void IN_HideMouse (void)
220 void IN_ActivateMouse (void)
223 mouseactivatetoggle = true;
225 if (mouseinitialized)
231 if (!dinput_acquired)
233 IDirectInputDevice_Acquire(g_pMouse);
234 dinput_acquired = true;
245 restore_spi = SystemParametersInfo (SPI_SETMOUSE, 0, newmouseparms, 0);
247 SetCursorPos (window_center_x, window_center_y);
248 SetCapture (mainwindow);
249 ClipCursor (&window_rect);
263 void IN_DeactivateMouse (void)
266 mouseactivatetoggle = false;
268 if (mouseinitialized)
276 IDirectInputDevice_Unacquire(g_pMouse);
277 dinput_acquired = false;
284 SystemParametersInfo (SPI_SETMOUSE, 0, originalmouseparms, 0);
300 qboolean IN_InitDInput (void)
303 DIPROPDWORD dipdw = {
305 sizeof(DIPROPDWORD), // diph.dwSize
306 sizeof(DIPROPHEADER), // diph.dwHeaderSize
308 DIPH_DEVICE, // diph.dwHow
310 DINPUT_BUFFERSIZE, // dwData
315 hInstDI = LoadLibrary("dinput.dll");
319 Con_SafePrintf ("Couldn't load dinput.dll\n");
324 if (!pDirectInputCreate)
326 pDirectInputCreate = (void *)GetProcAddress(hInstDI,"DirectInputCreateA");
328 if (!pDirectInputCreate)
330 Con_SafePrintf ("Couldn't get DI proc addr\n");
335 // register with DirectInput and get an IDirectInput to play with.
336 hr = iDirectInputCreate(global_hInstance, DIRECTINPUT_VERSION, &g_pdi, NULL);
343 // obtain an interface to the system mouse device.
344 hr = IDirectInput_CreateDevice(g_pdi, &GUID_SysMouse, &g_pMouse, NULL);
348 Con_SafePrintf ("Couldn't open DI mouse device\n");
352 // set the data format to "mouse format".
353 hr = IDirectInputDevice_SetDataFormat(g_pMouse, &df);
357 Con_SafePrintf ("Couldn't set DI mouse format\n");
361 // set the cooperativity level.
362 hr = IDirectInputDevice_SetCooperativeLevel(g_pMouse, mainwindow,
363 DISCL_EXCLUSIVE | DISCL_FOREGROUND);
367 Con_SafePrintf ("Couldn't set DI coop level\n");
372 // set the buffer size to DINPUT_BUFFERSIZE elements.
373 // the buffer size is a DWORD property associated with the device
374 hr = IDirectInputDevice_SetProperty(g_pMouse, DIPROP_BUFFERSIZE, &dipdw.diph);
378 Con_SafePrintf ("Couldn't set DI buffersize\n");
391 void IN_StartupMouse (void)
393 if ( COM_CheckParm ("-nomouse") )
396 mouseinitialized = true;
398 if (COM_CheckParm ("-dinput"))
400 dinput = IN_InitDInput ();
404 Con_SafePrintf ("DirectInput initialized\n");
408 Con_SafePrintf ("DirectInput not initialized\n");
414 mouseparmsvalid = SystemParametersInfo (SPI_GETMOUSE, 0, originalmouseparms, 0);
418 if ( COM_CheckParm ("-noforcemspd") )
419 newmouseparms[2] = originalmouseparms[2];
421 if ( COM_CheckParm ("-noforcemaccel") )
423 newmouseparms[0] = originalmouseparms[0];
424 newmouseparms[1] = originalmouseparms[1];
427 if ( COM_CheckParm ("-noforcemparms") )
429 newmouseparms[0] = originalmouseparms[0];
430 newmouseparms[1] = originalmouseparms[1];
431 newmouseparms[2] = originalmouseparms[2];
438 // if a fullscreen video mode was set before the mouse was initialized,
439 // set the mouse state appropriately
440 if (mouseactivatetoggle)
453 Cvar_RegisterVariable (&m_filter);
455 // joystick variables
456 Cvar_RegisterVariable (&in_joystick);
457 Cvar_RegisterVariable (&joy_name);
458 Cvar_RegisterVariable (&joy_advanced);
459 Cvar_RegisterVariable (&joy_advaxisx);
460 Cvar_RegisterVariable (&joy_advaxisy);
461 Cvar_RegisterVariable (&joy_advaxisz);
462 Cvar_RegisterVariable (&joy_advaxisr);
463 Cvar_RegisterVariable (&joy_advaxisu);
464 Cvar_RegisterVariable (&joy_advaxisv);
465 Cvar_RegisterVariable (&joy_forwardthreshold);
466 Cvar_RegisterVariable (&joy_sidethreshold);
467 Cvar_RegisterVariable (&joy_pitchthreshold);
468 Cvar_RegisterVariable (&joy_yawthreshold);
469 Cvar_RegisterVariable (&joy_forwardsensitivity);
470 Cvar_RegisterVariable (&joy_sidesensitivity);
471 Cvar_RegisterVariable (&joy_pitchsensitivity);
472 Cvar_RegisterVariable (&joy_yawsensitivity);
473 Cvar_RegisterVariable (&joy_wwhack1);
474 Cvar_RegisterVariable (&joy_wwhack2);
476 Cmd_AddCommand ("force_centerview", Force_CenterView_f);
477 Cmd_AddCommand ("joyadvancedupdate", Joy_AdvancedUpdate_f);
479 uiWheelMessage = RegisterWindowMessage ( "MSWHEEL_ROLLMSG" );
482 IN_StartupJoystick ();
490 void IN_Shutdown (void)
492 // usingmouse = false;
493 IN_DeactivateMouse ();
498 IDirectInputDevice_Release(g_pMouse);
504 IDirectInput_Release(g_pdi);
515 void IN_MouseEvent (int mstate)
519 if (mouseactive && !dinput)
521 // perform button actions
522 for (i=0 ; i<mouse_buttons ; i++)
524 if ( (mstate & (1<<i)) &&
525 !(mouse_oldbuttonstate & (1<<i)) )
527 Key_Event (K_MOUSE1 + i, true);
530 if ( !(mstate & (1<<i)) &&
531 (mouse_oldbuttonstate & (1<<i)) )
533 Key_Event (K_MOUSE1 + i, false);
537 mouse_oldbuttonstate = mstate;
547 void IN_MouseMove (usercmd_t *cmd)
549 int i, mx, my, mouselook = (in_mlook.state & 1) || freelook.value;
550 DIDEVICEOBJECTDATA od;
566 hr = IDirectInputDevice_GetDeviceData(g_pMouse,
567 sizeof(DIDEVICEOBJECTDATA), &od, &dwElements, 0);
569 if ((hr == DIERR_INPUTLOST) || (hr == DIERR_NOTACQUIRED))
571 dinput_acquired = true;
572 IDirectInputDevice_Acquire(g_pMouse);
576 /* Unable to read data or no data available */
577 if (FAILED(hr) || dwElements == 0)
582 /* Look at the element to see what happened */
595 if (od.dwData & 0x80)
602 if (od.dwData & 0x80)
605 mstate_di &= ~(1<<1);
609 if (od.dwData & 0x80)
612 mstate_di &= ~(1<<2);
617 // perform button actions
618 for (i=0 ; i<mouse_buttons ; i++)
620 if ( (mstate_di & (1<<i)) &&
621 !(mouse_oldbuttonstate & (1<<i)) )
623 Key_Event (K_MOUSE1 + i, true);
626 if ( !(mstate_di & (1<<i)) &&
627 (mouse_oldbuttonstate & (1<<i)) )
629 Key_Event (K_MOUSE1 + i, false);
633 mouse_oldbuttonstate = mstate_di;
637 GetCursorPos (¤t_pos);
638 mx = current_pos.x - window_center_x + mx_accum;
639 my = current_pos.y - window_center_y + my_accum;
645 // Con_DPrintf("mx=%d, my=%d\n", mx, my);
649 mouse_x = (mx + old_mouse_x) * 0.5;
650 mouse_y = (my + old_mouse_y) * 0.5;
661 mouse_x *= sensitivity.value;
662 mouse_y *= sensitivity.value;
664 // add mouse X/Y movement to cmd
665 if ( (in_strafe.state & 1) || (lookstrafe.value && mouselook))
666 cmd->sidemove += m_side.value * mouse_x;
668 cl.viewangles[YAW] -= m_yaw.value * mouse_x;
673 // LordHavoc: changed limits on pitch from -70 to 80, to -90 to 90
674 if (mouselook && !(in_strafe.state & 1))
676 cl.viewangles[PITCH] += m_pitch.value * mouse_y;
677 if (cl.viewangles[PITCH] > 90)
678 cl.viewangles[PITCH] = 90;
679 if (cl.viewangles[PITCH] < -90)
680 cl.viewangles[PITCH] = -90;
684 if ((in_strafe.state & 1) && noclip_anglehack)
685 cmd->upmove -= m_forward.value * mouse_y;
687 cmd->forwardmove -= m_forward.value * mouse_y;
690 // if the mouse has moved, force it to the center, so there's room to move
693 SetCursorPos (window_center_x, window_center_y);
703 void IN_Move (usercmd_t *cmd)
706 if (ActiveApp && !Minimized)
719 void IN_Accumulate (void)
725 GetCursorPos (¤t_pos);
727 mx_accum += current_pos.x - window_center_x;
728 my_accum += current_pos.y - window_center_y;
730 // force the mouse to the center, so there's room to move
731 SetCursorPos (window_center_x, window_center_y);
742 void IN_ClearStates (void)
749 mouse_oldbuttonstate = 0;
759 void IN_StartupJoystick (void)
765 // assume no joystick
768 // abort startup if user requests no joystick
769 if ( COM_CheckParm ("-nojoy") )
772 // verify joystick driver is present
773 if ((numdevs = joyGetNumDevs ()) == 0)
775 Con_Printf ("\njoystick not found -- driver not present\n\n");
779 // cycle through the joystick ids for the first valid one
780 for (joy_id=0 ; joy_id<numdevs ; joy_id++)
782 memset (&ji, 0, sizeof(ji));
783 ji.dwSize = sizeof(ji);
784 ji.dwFlags = JOY_RETURNCENTERED;
786 if ((mmr = joyGetPosEx (joy_id, &ji)) == JOYERR_NOERROR)
790 // abort startup if we didn't find a valid joystick
791 if (mmr != JOYERR_NOERROR)
793 Con_Printf ("\njoystick not found -- no valid joysticks (%x)\n\n", mmr);
797 // get the capabilities of the selected joystick
798 // abort startup if command fails
799 memset (&jc, 0, sizeof(jc));
800 if ((mmr = joyGetDevCaps (joy_id, &jc, sizeof(jc))) != JOYERR_NOERROR)
802 Con_Printf ("\njoystick not found -- invalid joystick capabilities (%x)\n\n", mmr);
806 // save the joystick's number of buttons and POV status
807 joy_numbuttons = jc.wNumButtons;
808 joy_haspov = jc.wCaps & JOYCAPS_HASPOV;
810 // old button and POV states default to no buttons pressed
811 joy_oldbuttonstate = joy_oldpovstate = 0;
813 // mark the joystick as available and advanced initialization not completed
814 // this is needed as cvars are not available during initialization
817 joy_advancedinit = false;
819 Con_Printf ("\njoystick detected\n\n");
828 PDWORD RawValuePointer (int axis)
845 return NULL; // LordHavoc: hush compiler warning
854 void Joy_AdvancedUpdate_f (void)
857 // called once by IN_ReadJoystick and by user whenever an update is needed
858 // cvars are now available
862 // initialize all the maps
863 for (i = 0; i < JOY_MAX_AXES; i++)
865 dwAxisMap[i] = AxisNada;
866 dwControlMap[i] = JOY_ABSOLUTE_AXIS;
867 pdwRawValue[i] = RawValuePointer(i);
870 if( joy_advanced.value == 0.0)
872 // default joystick initialization
873 // 2 axes only with joystick control
874 dwAxisMap[JOY_AXIS_X] = AxisTurn;
875 // dwControlMap[JOY_AXIS_X] = JOY_ABSOLUTE_AXIS;
876 dwAxisMap[JOY_AXIS_Y] = AxisForward;
877 // dwControlMap[JOY_AXIS_Y] = JOY_ABSOLUTE_AXIS;
881 if (strcmp (joy_name.string, "joystick") != 0)
883 // notify user of advanced controller
884 Con_Printf ("\n%s configured\n\n", joy_name.string);
887 // advanced initialization here
888 // data supplied by user via joy_axisn cvars
889 dwTemp = (DWORD) joy_advaxisx.value;
890 dwAxisMap[JOY_AXIS_X] = dwTemp & 0x0000000f;
891 dwControlMap[JOY_AXIS_X] = dwTemp & JOY_RELATIVE_AXIS;
892 dwTemp = (DWORD) joy_advaxisy.value;
893 dwAxisMap[JOY_AXIS_Y] = dwTemp & 0x0000000f;
894 dwControlMap[JOY_AXIS_Y] = dwTemp & JOY_RELATIVE_AXIS;
895 dwTemp = (DWORD) joy_advaxisz.value;
896 dwAxisMap[JOY_AXIS_Z] = dwTemp & 0x0000000f;
897 dwControlMap[JOY_AXIS_Z] = dwTemp & JOY_RELATIVE_AXIS;
898 dwTemp = (DWORD) joy_advaxisr.value;
899 dwAxisMap[JOY_AXIS_R] = dwTemp & 0x0000000f;
900 dwControlMap[JOY_AXIS_R] = dwTemp & JOY_RELATIVE_AXIS;
901 dwTemp = (DWORD) joy_advaxisu.value;
902 dwAxisMap[JOY_AXIS_U] = dwTemp & 0x0000000f;
903 dwControlMap[JOY_AXIS_U] = dwTemp & JOY_RELATIVE_AXIS;
904 dwTemp = (DWORD) joy_advaxisv.value;
905 dwAxisMap[JOY_AXIS_V] = dwTemp & 0x0000000f;
906 dwControlMap[JOY_AXIS_V] = dwTemp & JOY_RELATIVE_AXIS;
909 // compute the axes to collect from DirectInput
910 joy_flags = JOY_RETURNCENTERED | JOY_RETURNBUTTONS | JOY_RETURNPOV;
911 for (i = 0; i < JOY_MAX_AXES; i++)
913 if (dwAxisMap[i] != AxisNada)
915 joy_flags |= dwAxisFlags[i];
926 void IN_Commands (void)
929 DWORD buttonstate, povstate;
937 // loop through the joystick buttons
938 // key a joystick event or auxillary event for higher number buttons for each state change
939 buttonstate = ji.dwButtons;
940 for (i=0 ; i < (int) joy_numbuttons ; i++)
942 if ( (buttonstate & (1<<i)) && !(joy_oldbuttonstate & (1<<i)) )
944 key_index = (i < 4) ? K_JOY1 : K_AUX1;
945 Key_Event (key_index + i, true);
948 if ( !(buttonstate & (1<<i)) && (joy_oldbuttonstate & (1<<i)) )
950 key_index = (i < 4) ? K_JOY1 : K_AUX1;
951 Key_Event (key_index + i, false);
954 joy_oldbuttonstate = buttonstate;
958 // convert POV information into 4 bits of state information
959 // this avoids any potential problems related to moving from one
960 // direction to another without going through the center position
962 if(ji.dwPOV != JOY_POVCENTERED)
964 if (ji.dwPOV == JOY_POVFORWARD)
966 if (ji.dwPOV == JOY_POVRIGHT)
968 if (ji.dwPOV == JOY_POVBACKWARD)
970 if (ji.dwPOV == JOY_POVLEFT)
973 // determine which bits have changed and key an auxillary event for each change
974 for (i=0 ; i < 4 ; i++)
976 if ( (povstate & (1<<i)) && !(joy_oldpovstate & (1<<i)) )
978 Key_Event (K_AUX29 + i, true);
981 if ( !(povstate & (1<<i)) && (joy_oldpovstate & (1<<i)) )
983 Key_Event (K_AUX29 + i, false);
986 joy_oldpovstate = povstate;
996 qboolean IN_ReadJoystick (void)
999 memset (&ji, 0, sizeof(ji));
1000 ji.dwSize = sizeof(ji);
1001 ji.dwFlags = joy_flags;
1003 if (joyGetPosEx (joy_id, &ji) == JOYERR_NOERROR)
1005 // this is a hack -- there is a bug in the Logitech WingMan Warrior DirectInput Driver
1006 // rather than having 32768 be the zero point, they have the zero point at 32668
1007 // go figure -- anyway, now we get the full resolution out of the device
1008 if (joy_wwhack1.value != 0.0)
1016 // read error occurred
1017 // turning off the joystick seems too harsh for 1 read error,\
1018 // but what should be done?
1019 // Con_Printf ("IN_ReadJoystick: no response\n");
1020 // joy_avail = false;
1031 void IN_JoyMove (usercmd_t *cmd)
1033 float speed, aspeed;
1034 float fAxisValue, fTemp;
1035 int i, mouselook = (in_mlook.state & 1) || freelook.value;
1037 // complete initialization if first time in
1038 // this is needed as cvars are not available at initialization time
1039 if( joy_advancedinit != true )
1041 Joy_AdvancedUpdate_f();
1042 joy_advancedinit = true;
1045 // verify joystick is available and that the user wants to use it
1046 if (!joy_avail || !in_joystick.value)
1051 // collect the joystick data, if possible
1052 if (IN_ReadJoystick () != true)
1057 if (in_speed.state & 1)
1058 speed = cl_movespeedkey.value;
1061 aspeed = speed * host_realframetime;
1063 // loop through the axes
1064 for (i = 0; i < JOY_MAX_AXES; i++)
1066 // get the floating point zero-centered, potentially-inverted data for the current axis
1067 fAxisValue = (float) *pdwRawValue[i];
1068 // move centerpoint to zero
1069 fAxisValue -= 32768.0;
1071 if (joy_wwhack2.value != 0.0)
1073 if (dwAxisMap[i] == AxisTurn)
1075 // this is a special formula for the Logitech WingMan Warrior
1076 // y=ax^b; where a = 300 and b = 1.3
1077 // also x values are in increments of 800 (so this is factored out)
1078 // then bounds check result to level out excessively high spin rates
1079 fTemp = 300.0 * pow(abs(fAxisValue) / 800.0, 1.3);
1080 if (fTemp > 14000.0)
1082 // restore direction information
1083 fAxisValue = (fAxisValue > 0.0) ? fTemp : -fTemp;
1087 // convert range from -32768..32767 to -1..1
1088 fAxisValue /= 32768.0;
1090 switch (dwAxisMap[i])
1093 if ((joy_advanced.value == 0.0) && mouselook)
1095 // user wants forward control to become look control
1096 if (fabs(fAxisValue) > joy_pitchthreshold.value)
1098 // if mouse invert is on, invert the joystick pitch value
1099 // only absolute control support here (joy_advanced is false)
1100 if (m_pitch.value < 0.0)
1102 cl.viewangles[PITCH] -= (fAxisValue * joy_pitchsensitivity.value) * aspeed * cl_pitchspeed.value;
1106 cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity.value) * aspeed * cl_pitchspeed.value;
1112 // no pitch movement
1113 // disable pitch return-to-center unless requested by user
1114 // *** this code can be removed when the lookspring bug is fixed
1115 // *** the bug always has the lookspring feature on
1116 if(lookspring.value == 0.0)
1122 // user wants forward control to be forward control
1123 if (fabs(fAxisValue) > joy_forwardthreshold.value)
1125 cmd->forwardmove += (fAxisValue * joy_forwardsensitivity.value) * speed * cl_forwardspeed.value;
1131 if (fabs(fAxisValue) > joy_sidethreshold.value)
1133 cmd->sidemove += (fAxisValue * joy_sidesensitivity.value) * speed * cl_sidespeed.value;
1138 if ((in_strafe.state & 1) || (lookstrafe.value && mouselook))
1140 // user wants turn control to become side control
1141 if (fabs(fAxisValue) > joy_sidethreshold.value)
1143 cmd->sidemove -= (fAxisValue * joy_sidesensitivity.value) * speed * cl_sidespeed.value;
1148 // user wants turn control to be turn control
1149 if (fabs(fAxisValue) > joy_yawthreshold.value)
1151 if(dwControlMap[i] == JOY_ABSOLUTE_AXIS)
1153 cl.viewangles[YAW] += (fAxisValue * joy_yawsensitivity.value) * aspeed * cl_yawspeed.value;
1157 cl.viewangles[YAW] += (fAxisValue * joy_yawsensitivity.value) * speed * 180.0;
1167 if (fabs(fAxisValue) > joy_pitchthreshold.value)
1169 // pitch movement detected and pitch movement desired by user
1170 if(dwControlMap[i] == JOY_ABSOLUTE_AXIS)
1172 cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity.value) * aspeed * cl_pitchspeed.value;
1176 cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity.value) * speed * 180.0;
1182 // no pitch movement
1183 // disable pitch return-to-center unless requested by user
1184 // *** this code can be removed when the lookspring bug is fixed
1185 // *** the bug always has the lookspring feature on
1186 if(lookspring.value == 0.0)
1197 // bounds check pitch
1198 if (cl.viewangles[PITCH] > 80.0)
1199 cl.viewangles[PITCH] = 80.0;
1200 if (cl.viewangles[PITCH] < -70.0)
1201 cl.viewangles[PITCH] = -70.0;