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1314 lines
31 KiB
C++
1314 lines
31 KiB
C++
//========= Copyright © 1996-2002, Valve LLC, All rights reserved. ============
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//
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// Purpose:
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//
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// $NoKeywords: $
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//=============================================================================
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// in_win.c -- windows 95 mouse and joystick code
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// 02/21/97 JCB Added extended DirectInput code to support external controllers.
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#include "port.h"
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#include "hud.h"
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#include "cl_util.h"
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#include "camera.h"
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#include "kbutton.h"
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#include "cvardef.h"
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#include "usercmd.h"
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#include "const.h"
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#include "camera.h"
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#include "in_defs.h"
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#include "../public/keydefs.h"
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#include "view.h"
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#include "Exports.h"
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#include <SDL2/SDL_mouse.h>
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#include <SDL2/SDL_gamecontroller.h>
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#ifdef _WIN32
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#include <process.h>
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#endif
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#define MOUSE_BUTTON_COUNT 5
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// use IN_SetVisibleMouse to set:
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int g_iVisibleMouse = 0;
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extern cl_enginefunc_t gEngfuncs;
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extern int iMouseInUse;
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extern kbutton_t in_strafe;
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extern kbutton_t in_mlook;
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extern kbutton_t in_speed;
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extern kbutton_t in_jlook;
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extern cvar_t *m_pitch;
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extern cvar_t *m_yaw;
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extern cvar_t *m_forward;
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extern cvar_t *m_side;
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extern cvar_t *lookstrafe;
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extern cvar_t *lookspring;
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extern cvar_t *cl_pitchdown;
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extern cvar_t *cl_pitchup;
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extern cvar_t *cl_yawspeed;
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//extern cvar_t *cl_sidespeed;
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//extern cvar_t *cl_forwardspeed;
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extern cvar_t *cl_pitchspeed;
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extern cvar_t *cl_movespeedkey;
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#ifdef _WIN32
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static double s_flRawInputUpdateTime = 0.0f;
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static bool m_bRawInput = false;
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static bool m_bMouseThread = false;
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bool isMouseRelative = false;
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#endif
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extern globalvars_t *gpGlobals;
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// mouse variables
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cvar_t *m_filter;
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cvar_t *sensitivity;
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// Custom mouse acceleration (0 disable, 1 to enable, 2 enable with separate yaw/pitch rescale)
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static cvar_t *m_customaccel;
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//Formula: mousesensitivity = ( rawmousedelta^m_customaccel_exponent ) * m_customaccel_scale + sensitivity
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// If mode is 2, then x and y sensitivity are scaled by m_pitch and m_yaw respectively.
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// Custom mouse acceleration value.
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static cvar_t *m_customaccel_scale;
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//Max mouse move scale factor, 0 for no limit
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static cvar_t *m_customaccel_max;
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//Mouse move is raised to this power before being scaled by scale factor
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static cvar_t *m_customaccel_exponent;
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#ifdef _WIN32
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// if threaded mouse is enabled then the time to sleep between polls
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static volatile cvar_t *m_mousethread_sleep;
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#endif
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int mouse_buttons;
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int mouse_oldbuttonstate;
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POINT current_pos;
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int old_mouse_x, old_mouse_y, mx_accum, my_accum;
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float mouse_x, mouse_y;
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static int restore_spi;
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//// Previous code from Quake era forced mouse accel. Also adjusted launch params in IN_StartupMouse.
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//static int originalmouseparms[3], newmouseparms[3] = {0, 0, 1};
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////Mouse accel forced off.
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static int originalmouseparms[3], newmouseparms[3] = { 0, 0, 0};
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static int mouseactive = 0;
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int mouseinitialized;
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static int mouseparmsvalid;
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static int mouseshowtoggle = 1;
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// joystick defines and variables
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// where should defines be moved?
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#define JOY_ABSOLUTE_AXIS 0x00000000 // control like a joystick
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#define JOY_RELATIVE_AXIS 0x00000010 // control like a mouse, spinner, trackball
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#define JOY_MAX_AXES 6 // X, Y, Z, R, U, V
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#define JOY_AXIS_X 0
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#define JOY_AXIS_Y 1
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#define JOY_AXIS_Z 2
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#define JOY_AXIS_R 3
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#define JOY_AXIS_U 4
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#define JOY_AXIS_V 5
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enum _ControlList
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{
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AxisNada = 0,
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AxisForward,
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AxisLook,
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AxisSide,
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AxisTurn
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};
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DWORD dwAxisMap[ JOY_MAX_AXES ];
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DWORD dwControlMap[ JOY_MAX_AXES ];
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int pdwRawValue[ JOY_MAX_AXES ];
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DWORD joy_oldbuttonstate, joy_oldpovstate;
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int joy_id;
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DWORD joy_numbuttons;
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SDL_GameController *s_pJoystick = NULL;
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// none of these cvars are saved over a session
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// this means that advanced controller configuration needs to be executed
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// each time. this avoids any problems with getting back to a default usage
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// or when changing from one controller to another. this way at least something
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// works.
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cvar_t *in_joystick;
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cvar_t *joy_name;
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cvar_t *joy_advanced;
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cvar_t *joy_advaxisx;
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cvar_t *joy_advaxisy;
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cvar_t *joy_advaxisz;
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cvar_t *joy_advaxisr;
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cvar_t *joy_advaxisu;
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cvar_t *joy_advaxisv;
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cvar_t *joy_forwardthreshold;
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cvar_t *joy_sidethreshold;
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cvar_t *joy_pitchthreshold;
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cvar_t *joy_yawthreshold;
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cvar_t *joy_forwardsensitivity;
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cvar_t *joy_sidesensitivity;
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cvar_t *joy_pitchsensitivity;
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cvar_t *joy_yawsensitivity;
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cvar_t *joy_wwhack1;
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cvar_t *joy_wwhack2;
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int joy_avail, joy_advancedinit, joy_haspov;
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#ifdef _WIN32
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unsigned int s_hMouseThreadId = 0;
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HANDLE s_hMouseThread = 0;
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HANDLE s_hMouseQuitEvent = 0;
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HANDLE s_hMouseThreadActiveLock = 0;
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#endif
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/*
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===========
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Force_CenterView_f
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===========
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*/
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void Force_CenterView_f (void)
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{
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vec3_t viewangles;
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if (!iMouseInUse)
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{
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gEngfuncs.GetViewAngles( (float *)viewangles );
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viewangles[PITCH] = 0;
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gEngfuncs.SetViewAngles( (float *)viewangles );
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}
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}
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#ifdef _WIN32
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long mouseThreadActive = 0;
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long mouseThreadCenterX = 0;
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long mouseThreadCenterY = 0;
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long mouseThreadDeltaX = 0;
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long mouseThreadDeltaY = 0;
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bool MouseThread_ActiveLock_Enter( void )
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{
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if(!m_bMouseThread)
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return true;
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return WAIT_OBJECT_0 == WaitForSingleObject( s_hMouseThreadActiveLock, INFINITE);
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}
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void MouseThread_ActiveLock_Exit( void )
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{
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if(!m_bMouseThread)
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return;
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SetEvent( s_hMouseThreadActiveLock );
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}
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unsigned __stdcall MouseThread_Function( void * pArg )
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{
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while ( true )
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{
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int sleepVal = (int)m_mousethread_sleep->value;
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if(0 > sleepVal) sleepVal = 0;
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else if(1000 < sleepVal) sleepVal = 1000;
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if(WAIT_OBJECT_0 == WaitForSingleObject( s_hMouseQuitEvent, sleepVal))
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{
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break;
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}
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if( MouseThread_ActiveLock_Enter() )
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{
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if ( InterlockedExchangeAdd(&mouseThreadActive, 0) )
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{
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POINT mouse_pos;
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POINT center_pos;
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center_pos.x = InterlockedExchangeAdd(&mouseThreadCenterX, 0);
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center_pos.y = InterlockedExchangeAdd(&mouseThreadCenterY, 0);
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GetCursorPos(&mouse_pos);
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mouse_pos.x -= center_pos.x;
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mouse_pos.y -= center_pos.y;
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if(mouse_pos.x || mouse_pos.y) SetCursorPos( center_pos.x, center_pos.y );
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InterlockedExchangeAdd(&mouseThreadDeltaX, mouse_pos.x);
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InterlockedExchangeAdd(&mouseThreadDeltaY, mouse_pos.y);
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}
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MouseThread_ActiveLock_Exit();
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}
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}
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return 0;
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}
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/// <summary>Updates mouseThreadActive using the global variables mouseactive, g_iVisibleMouse and m_bRawInput. Should be called after any of these is changed.</summary>
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/// <remarks>Has to be interlocked manually by programmer! Use MouseThread_ActiveLock_Enter and MouseThread_ActiveLock_Exit.</remarks>
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void UpdateMouseThreadActive(void)
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{
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InterlockedExchange(&mouseThreadActive, mouseactive && !g_iVisibleMouse && !m_bRawInput);
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}
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#endif
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void IN_SetMouseMode(bool enable)
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{
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static bool currentMouseMode = false;
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if(enable == currentMouseMode)
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return;
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if(enable)
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{
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#ifdef _WIN32
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if (mouseparmsvalid)
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restore_spi = SystemParametersInfo (SPI_SETMOUSE, 0, newmouseparms, 0);
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m_bRawInput = CVAR_GET_FLOAT( "m_rawinput" ) != 0;
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if(m_bRawInput)
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{
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SDL_SetRelativeMouseMode(SDL_TRUE);
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isMouseRelative = true;
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}
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#else
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SDL_SetRelativeMouseMode(SDL_TRUE);
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#endif
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currentMouseMode = true;
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}
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else
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{
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#ifdef _WIN32
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if(isMouseRelative)
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{
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SDL_SetRelativeMouseMode(SDL_FALSE);
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isMouseRelative = false;
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}
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if (restore_spi)
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SystemParametersInfo (SPI_SETMOUSE, 0, originalmouseparms, 0);
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#else
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SDL_SetRelativeMouseMode(SDL_FALSE);
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#endif
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currentMouseMode = false;
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}
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}
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void IN_SetVisibleMouse(bool visible)
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{
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#ifdef _WIN32
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bool lockEntered = MouseThread_ActiveLock_Enter();
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#endif
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g_iVisibleMouse = visible;
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IN_SetMouseMode(!visible);
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#ifdef _WIN32
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UpdateMouseThreadActive();
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if(lockEntered) MouseThread_ActiveLock_Exit();
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#endif
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}
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void IN_ResetMouse( void );
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/*
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===========
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IN_ActivateMouse
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===========
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*/
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void CL_DLLEXPORT IN_ActivateMouse (void)
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{
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if (mouseinitialized)
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{
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#ifdef _WIN32
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bool lockEntered = MouseThread_ActiveLock_Enter();
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#endif
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IN_SetMouseMode(true);
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mouseactive = 1;
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#ifdef _WIN32
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UpdateMouseThreadActive();
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if(lockEntered) MouseThread_ActiveLock_Exit();
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#endif
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// now is a good time to reset mouse positon:
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IN_ResetMouse();
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}
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}
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/*
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===========
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IN_DeactivateMouse
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===========
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*/
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void CL_DLLEXPORT IN_DeactivateMouse (void)
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{
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if (mouseinitialized)
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{
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#ifdef _WIN32
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bool lockEntered = MouseThread_ActiveLock_Enter();
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#endif
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IN_SetMouseMode(false);
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mouseactive = 0;
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#ifdef _WIN32
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UpdateMouseThreadActive();
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if(lockEntered) MouseThread_ActiveLock_Exit();
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#endif
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}
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}
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/*
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===========
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IN_StartupMouse
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===========
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*/
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void IN_StartupMouse (void)
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{
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if ( gEngfuncs.CheckParm ("-nomouse", NULL ) )
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return;
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mouseinitialized = 1;
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#ifdef _WIN32
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mouseparmsvalid = SystemParametersInfo (SPI_GETMOUSE, 0, originalmouseparms, 0);
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if (mouseparmsvalid)
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{
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//// Original mouse parameter code before disabling forced mouse acceleration.
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//if ( gEngfuncs.CheckParm ("-noforcemspd", NULL ) )
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// newmouseparms[2] = originalmouseparms[2];
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//
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//if ( gEngfuncs.CheckParm ("-noforcemaccel", NULL ) )
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//{
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// newmouseparms[0] = originalmouseparms[0];
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// newmouseparms[1] = originalmouseparms[1];
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//}
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//
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//if ( gEngfuncs.CheckParm ("-noforcemparms", NULL ) )
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//{
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// newmouseparms[0] = originalmouseparms[0];
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// newmouseparms[1] = originalmouseparms[1];
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// newmouseparms[2] = originalmouseparms[2];
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//}
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// Legacy default settings behavior for players that got used to it
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if ( gEngfuncs.CheckParm ("-forcemaccel", NULL ) )
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newmouseparms[2] = 1;
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// Windows parameters in game. For people with desktop accel that want it in game or people that have custom accel curves from registry edits.
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if ( gEngfuncs.CheckParm ("-noforcemparms", NULL ) )
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{
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newmouseparms[0] = originalmouseparms[0];
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newmouseparms[1] = originalmouseparms[1];
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newmouseparms[2] = originalmouseparms[2];
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}
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}
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#endif
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mouse_buttons = MOUSE_BUTTON_COUNT;
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}
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/*
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===========
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IN_Shutdown
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===========
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*/
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void IN_Shutdown (void)
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{
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IN_DeactivateMouse ();
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#ifdef _WIN32
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if ( s_hMouseQuitEvent )
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{
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SetEvent( s_hMouseQuitEvent );
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}
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if ( s_hMouseThread )
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{
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if(WAIT_OBJECT_0 != WaitForSingleObject( s_hMouseThread, 5000 ))
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{
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TerminateThread( s_hMouseThread, 0 );
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}
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CloseHandle( s_hMouseThread );
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s_hMouseThread = (HANDLE)0;
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}
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if ( s_hMouseQuitEvent )
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{
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CloseHandle( s_hMouseQuitEvent );
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s_hMouseQuitEvent = (HANDLE)0;
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}
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if( s_hMouseThreadActiveLock )
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{
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CloseHandle( s_hMouseThreadActiveLock );
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s_hMouseThreadActiveLock = (HANDLE)0;
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}
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#endif
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}
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/*
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===========
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IN_GetMousePos
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Ask for mouse position from engine
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===========
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*/
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void IN_GetMousePos( int *mx, int *my )
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{
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gEngfuncs.GetMousePosition( mx, my );
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}
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/*
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===========
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IN_ResetMouse
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FIXME: Call through to engine?
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===========
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*/
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void IN_ResetMouse( void )
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{
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// no work to do in SDL
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#ifdef _WIN32
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// reset only if mouse is active and not in visible mode:
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if(mouseactive && !g_iVisibleMouse)
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{
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if ( !m_bRawInput && gEngfuncs.GetWindowCenterX && gEngfuncs.GetWindowCenterY )
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{
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bool lockEntered = MouseThread_ActiveLock_Enter();
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int centerX = gEngfuncs.GetWindowCenterX();
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int centerY = gEngfuncs.GetWindowCenterY();
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SetCursorPos ( centerX, centerY );
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InterlockedExchange( &mouseThreadCenterX, centerX );
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InterlockedExchange( &mouseThreadCenterY, centerY );
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InterlockedExchange( &mouseThreadDeltaX, 0 );
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InterlockedExchange( &mouseThreadDeltaY, 0 );
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if(lockEntered) MouseThread_ActiveLock_Exit();
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}
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}
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#endif
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}
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/*
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===========
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IN_MouseEvent
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===========
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*/
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void CL_DLLEXPORT IN_MouseEvent (int mstate)
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{
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int i;
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if ( iMouseInUse || g_iVisibleMouse )
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return;
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// perform button actions
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for (i=0 ; i<mouse_buttons ; i++)
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{
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if ( (mstate & (1<<i)) &&
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!(mouse_oldbuttonstate & (1<<i)) )
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{
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gEngfuncs.Key_Event (K_MOUSE1 + i, 1);
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}
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if ( !(mstate & (1<<i)) &&
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(mouse_oldbuttonstate & (1<<i)) )
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{
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gEngfuncs.Key_Event (K_MOUSE1 + i, 0);
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}
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}
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mouse_oldbuttonstate = mstate;
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}
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//-----------------------------------------------------------------------------
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// Purpose: Allows modulation of mouse scaling/senstivity value and application
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// of custom algorithms.
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// Input : *x -
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// *y -
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//-----------------------------------------------------------------------------
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void IN_ScaleMouse( float *x, float *y )
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{
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float mx = *x;
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float my = *y;
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// This is the default sensitivity
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float mouse_senstivity = ( gHUD.GetSensitivity() != 0 ) ? gHUD.GetSensitivity() : sensitivity->value;
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// Using special accleration values
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if ( m_customaccel->value != 0 )
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{
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float raw_mouse_movement_distance = sqrt( mx * mx + my * my );
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float acceleration_scale = m_customaccel_scale->value;
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float accelerated_sensitivity_max = m_customaccel_max->value;
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float accelerated_sensitivity_exponent = m_customaccel_exponent->value;
|
|
float accelerated_sensitivity = ( (float)pow( raw_mouse_movement_distance, accelerated_sensitivity_exponent ) * acceleration_scale + mouse_senstivity );
|
|
|
|
if ( accelerated_sensitivity_max > 0.0001f &&
|
|
accelerated_sensitivity > accelerated_sensitivity_max )
|
|
{
|
|
accelerated_sensitivity = accelerated_sensitivity_max;
|
|
}
|
|
|
|
*x *= accelerated_sensitivity;
|
|
*y *= accelerated_sensitivity;
|
|
|
|
// Further re-scale by yaw and pitch magnitude if user requests alternate mode 2
|
|
// This means that they will need to up their value for m_customaccel_scale greatly (>40x) since m_pitch/yaw default
|
|
// to 0.022
|
|
if ( m_customaccel->value == 2 )
|
|
{
|
|
*x *= m_yaw->value;
|
|
*y *= m_pitch->value;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// Just apply the default
|
|
*x *= mouse_senstivity;
|
|
*y *= mouse_senstivity;
|
|
}
|
|
}
|
|
|
|
void IN_GetMouseDelta( int *pOutX, int *pOutY)
|
|
{
|
|
bool active = mouseactive && !g_iVisibleMouse;
|
|
int mx, my;
|
|
|
|
if(active)
|
|
{
|
|
int deltaX, deltaY;
|
|
#ifdef _WIN32
|
|
if ( !m_bRawInput )
|
|
{
|
|
if ( m_bMouseThread )
|
|
{
|
|
bool lockEntered = MouseThread_ActiveLock_Enter();
|
|
|
|
current_pos.x = InterlockedExchange( &mouseThreadDeltaX, 0 );
|
|
current_pos.y = InterlockedExchange( &mouseThreadDeltaY, 0 );
|
|
|
|
if(lockEntered) MouseThread_ActiveLock_Exit();
|
|
}
|
|
else
|
|
{
|
|
GetCursorPos (¤t_pos);
|
|
}
|
|
}
|
|
else
|
|
#endif
|
|
{
|
|
SDL_GetRelativeMouseState( &deltaX, &deltaY );
|
|
current_pos.x = deltaX;
|
|
current_pos.y = deltaY;
|
|
}
|
|
|
|
#ifdef _WIN32
|
|
if ( !m_bRawInput )
|
|
{
|
|
if ( m_bMouseThread )
|
|
{
|
|
mx = current_pos.x;
|
|
my = current_pos.y;
|
|
}
|
|
else
|
|
{
|
|
mx = current_pos.x - gEngfuncs.GetWindowCenterX() + mx_accum;
|
|
my = current_pos.y - gEngfuncs.GetWindowCenterY() + my_accum;
|
|
}
|
|
}
|
|
else
|
|
#endif
|
|
{
|
|
mx = deltaX + mx_accum;
|
|
my = deltaY + my_accum;
|
|
}
|
|
|
|
mx_accum = 0;
|
|
my_accum = 0;
|
|
|
|
// reset mouse position if required, so there is room to move:
|
|
#ifdef _WIN32
|
|
// do not reset if mousethread would do it:
|
|
if ( m_bRawInput || !m_bMouseThread )
|
|
#else
|
|
if(true)
|
|
#endif
|
|
IN_ResetMouse();
|
|
|
|
#ifdef _WIN32
|
|
// update m_bRawInput occasionally:
|
|
if ( gpGlobals && gpGlobals->time - s_flRawInputUpdateTime > 1.0f )
|
|
{
|
|
s_flRawInputUpdateTime = gpGlobals->time;
|
|
|
|
bool lockEntered = MouseThread_ActiveLock_Enter();
|
|
|
|
m_bRawInput = CVAR_GET_FLOAT( "m_rawinput" ) != 0;
|
|
|
|
if(m_bRawInput && !isMouseRelative)
|
|
{
|
|
SDL_SetRelativeMouseMode(SDL_TRUE);
|
|
isMouseRelative = true;
|
|
}
|
|
else if(!m_bRawInput && isMouseRelative)
|
|
{
|
|
SDL_SetRelativeMouseMode(SDL_FALSE);
|
|
isMouseRelative = false;
|
|
}
|
|
|
|
UpdateMouseThreadActive();
|
|
if(lockEntered) MouseThread_ActiveLock_Exit();
|
|
}
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
mx = my = 0;
|
|
}
|
|
|
|
if(pOutX) *pOutX = mx;
|
|
if(pOutY) *pOutY = my;
|
|
}
|
|
|
|
/*
|
|
===========
|
|
IN_MouseMove
|
|
===========
|
|
*/
|
|
void IN_MouseMove ( float frametime, usercmd_t *cmd)
|
|
{
|
|
int mx, my;
|
|
vec3_t viewangles;
|
|
|
|
gEngfuncs.GetViewAngles( (float *)viewangles );
|
|
|
|
if ( in_mlook.state & 1)
|
|
{
|
|
V_StopPitchDrift ();
|
|
}
|
|
|
|
//jjb - this disbles normal mouse control if the user is trying to
|
|
// move the camera, or if the mouse cursor is visible or if we're in intermission
|
|
if ( !iMouseInUse && !gHUD.m_iIntermission && !g_iVisibleMouse )
|
|
{
|
|
IN_GetMouseDelta( &mx, &my );
|
|
|
|
if (m_filter && m_filter->value)
|
|
{
|
|
mouse_x = (mx + old_mouse_x) * 0.5;
|
|
mouse_y = (my + old_mouse_y) * 0.5;
|
|
}
|
|
else
|
|
{
|
|
mouse_x = mx;
|
|
mouse_y = my;
|
|
}
|
|
|
|
old_mouse_x = mx;
|
|
old_mouse_y = my;
|
|
|
|
// Apply custom mouse scaling/acceleration
|
|
IN_ScaleMouse( &mouse_x, &mouse_y );
|
|
|
|
// add mouse X/Y movement to cmd
|
|
if ( (in_strafe.state & 1) || (lookstrafe->value && (in_mlook.state & 1) ))
|
|
cmd->sidemove += m_side->value * mouse_x;
|
|
else
|
|
viewangles[YAW] -= m_yaw->value * mouse_x;
|
|
|
|
if ( (in_mlook.state & 1) && !(in_strafe.state & 1))
|
|
{
|
|
viewangles[PITCH] += m_pitch->value * mouse_y;
|
|
if (viewangles[PITCH] > cl_pitchdown->value)
|
|
viewangles[PITCH] = cl_pitchdown->value;
|
|
if (viewangles[PITCH] < -cl_pitchup->value)
|
|
viewangles[PITCH] = -cl_pitchup->value;
|
|
}
|
|
else
|
|
{
|
|
if ((in_strafe.state & 1) && gEngfuncs.IsNoClipping() )
|
|
{
|
|
cmd->upmove -= m_forward->value * mouse_y;
|
|
}
|
|
else
|
|
{
|
|
cmd->forwardmove -= m_forward->value * mouse_y;
|
|
}
|
|
}
|
|
}
|
|
|
|
gEngfuncs.SetViewAngles( (float *)viewangles );
|
|
|
|
/*
|
|
//#define TRACE_TEST
|
|
#if defined( TRACE_TEST )
|
|
{
|
|
int mx, my;
|
|
void V_Move( int mx, int my );
|
|
IN_GetMousePos( &mx, &my );
|
|
V_Move( mx, my );
|
|
}
|
|
#endif
|
|
*/
|
|
}
|
|
|
|
/*
|
|
===========
|
|
IN_Accumulate
|
|
===========
|
|
*/
|
|
void CL_DLLEXPORT IN_Accumulate (void)
|
|
{
|
|
//only accumulate mouse if we are not moving the camera with the mouse
|
|
if ( !iMouseInUse && !g_iVisibleMouse)
|
|
{
|
|
if (mouseactive)
|
|
{
|
|
#ifdef _WIN32
|
|
if ( !m_bRawInput )
|
|
{
|
|
if ( !m_bMouseThread )
|
|
{
|
|
GetCursorPos (¤t_pos);
|
|
|
|
mx_accum += current_pos.x - gEngfuncs.GetWindowCenterX();
|
|
my_accum += current_pos.y - gEngfuncs.GetWindowCenterY();
|
|
}
|
|
}
|
|
else
|
|
#endif
|
|
{
|
|
int deltaX, deltaY;
|
|
SDL_GetRelativeMouseState( &deltaX, &deltaY );
|
|
mx_accum += deltaX;
|
|
my_accum += deltaY;
|
|
}
|
|
|
|
// force the mouse to the center, so there's room to move
|
|
#ifdef _WIN32
|
|
// do not reset if mousethread would do it:
|
|
if ( m_bRawInput || !m_bMouseThread )
|
|
#else
|
|
if(true)
|
|
#endif
|
|
IN_ResetMouse();
|
|
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
/*
|
|
===================
|
|
IN_ClearStates
|
|
===================
|
|
*/
|
|
void CL_DLLEXPORT IN_ClearStates (void)
|
|
{
|
|
if ( !mouseactive )
|
|
return;
|
|
|
|
mx_accum = 0;
|
|
my_accum = 0;
|
|
mouse_oldbuttonstate = 0;
|
|
}
|
|
|
|
/*
|
|
===============
|
|
IN_StartupJoystick
|
|
===============
|
|
*/
|
|
void IN_StartupJoystick (void)
|
|
{
|
|
// abort startup if user requests no joystick
|
|
if ( gEngfuncs.CheckParm ("-nojoy", NULL ) )
|
|
return;
|
|
|
|
// assume no joystick
|
|
joy_avail = 0;
|
|
|
|
int nJoysticks = SDL_NumJoysticks();
|
|
if ( nJoysticks > 0 )
|
|
{
|
|
for ( int i = 0; i < nJoysticks; i++ )
|
|
{
|
|
if ( SDL_IsGameController( i ) )
|
|
{
|
|
s_pJoystick = SDL_GameControllerOpen( i );
|
|
if ( s_pJoystick )
|
|
{
|
|
//save the joystick's number of buttons and POV status
|
|
joy_numbuttons = SDL_CONTROLLER_BUTTON_MAX;
|
|
joy_haspov = 0;
|
|
|
|
// old button and POV states default to no buttons pressed
|
|
joy_oldbuttonstate = joy_oldpovstate = 0;
|
|
|
|
// mark the joystick as available and advanced initialization not completed
|
|
// this is needed as cvars are not available during initialization
|
|
gEngfuncs.Con_Printf ("joystick found\n\n", SDL_GameControllerName(s_pJoystick));
|
|
joy_avail = 1;
|
|
joy_advancedinit = 0;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
gEngfuncs.Con_DPrintf ("joystick not found -- driver not present\n\n");
|
|
}
|
|
}
|
|
|
|
int RawValuePointer (int axis)
|
|
{
|
|
switch (axis)
|
|
{
|
|
default:
|
|
case JOY_AXIS_X:
|
|
return SDL_GameControllerGetAxis( s_pJoystick, SDL_CONTROLLER_AXIS_LEFTX );
|
|
case JOY_AXIS_Y:
|
|
return SDL_GameControllerGetAxis( s_pJoystick, SDL_CONTROLLER_AXIS_LEFTY );
|
|
case JOY_AXIS_Z:
|
|
return SDL_GameControllerGetAxis( s_pJoystick, SDL_CONTROLLER_AXIS_RIGHTX );
|
|
case JOY_AXIS_R:
|
|
return SDL_GameControllerGetAxis( s_pJoystick, SDL_CONTROLLER_AXIS_RIGHTY );
|
|
|
|
}
|
|
}
|
|
|
|
/*
|
|
===========
|
|
Joy_AdvancedUpdate_f
|
|
===========
|
|
*/
|
|
void Joy_AdvancedUpdate_f (void)
|
|
{
|
|
|
|
// called once by IN_ReadJoystick and by user whenever an update is needed
|
|
// cvars are now available
|
|
int i;
|
|
DWORD dwTemp;
|
|
|
|
// initialize all the maps
|
|
for (i = 0; i < JOY_MAX_AXES; i++)
|
|
{
|
|
dwAxisMap[i] = AxisNada;
|
|
dwControlMap[i] = JOY_ABSOLUTE_AXIS;
|
|
pdwRawValue[i] = RawValuePointer(i);
|
|
}
|
|
|
|
if( joy_advanced->value == 0.0)
|
|
{
|
|
// default joystick initialization
|
|
// 2 axes only with joystick control
|
|
dwAxisMap[JOY_AXIS_X] = AxisTurn;
|
|
// dwControlMap[JOY_AXIS_X] = JOY_ABSOLUTE_AXIS;
|
|
dwAxisMap[JOY_AXIS_Y] = AxisForward;
|
|
// dwControlMap[JOY_AXIS_Y] = JOY_ABSOLUTE_AXIS;
|
|
}
|
|
else
|
|
{
|
|
if ( strcmp ( joy_name->string, "joystick") != 0 )
|
|
{
|
|
// notify user of advanced controller
|
|
gEngfuncs.Con_Printf ("\n%s configured\n\n", joy_name->string);
|
|
}
|
|
|
|
// advanced initialization here
|
|
// data supplied by user via joy_axisn cvars
|
|
dwTemp = (DWORD) joy_advaxisx->value;
|
|
dwAxisMap[JOY_AXIS_X] = dwTemp & 0x0000000f;
|
|
dwControlMap[JOY_AXIS_X] = dwTemp & JOY_RELATIVE_AXIS;
|
|
dwTemp = (DWORD) joy_advaxisy->value;
|
|
dwAxisMap[JOY_AXIS_Y] = dwTemp & 0x0000000f;
|
|
dwControlMap[JOY_AXIS_Y] = dwTemp & JOY_RELATIVE_AXIS;
|
|
dwTemp = (DWORD) joy_advaxisz->value;
|
|
dwAxisMap[JOY_AXIS_Z] = dwTemp & 0x0000000f;
|
|
dwControlMap[JOY_AXIS_Z] = dwTemp & JOY_RELATIVE_AXIS;
|
|
dwTemp = (DWORD) joy_advaxisr->value;
|
|
dwAxisMap[JOY_AXIS_R] = dwTemp & 0x0000000f;
|
|
dwControlMap[JOY_AXIS_R] = dwTemp & JOY_RELATIVE_AXIS;
|
|
dwTemp = (DWORD) joy_advaxisu->value;
|
|
dwAxisMap[JOY_AXIS_U] = dwTemp & 0x0000000f;
|
|
dwControlMap[JOY_AXIS_U] = dwTemp & JOY_RELATIVE_AXIS;
|
|
dwTemp = (DWORD) joy_advaxisv->value;
|
|
dwAxisMap[JOY_AXIS_V] = dwTemp & 0x0000000f;
|
|
dwControlMap[JOY_AXIS_V] = dwTemp & JOY_RELATIVE_AXIS;
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
===========
|
|
IN_Commands
|
|
===========
|
|
*/
|
|
void IN_Commands (void)
|
|
{
|
|
int i, key_index;
|
|
|
|
if (!joy_avail)
|
|
{
|
|
return;
|
|
}
|
|
|
|
DWORD buttonstate, povstate;
|
|
|
|
// loop through the joystick buttons
|
|
// key a joystick event or auxillary event for higher number buttons for each state change
|
|
buttonstate = 0;
|
|
for ( i = 0; i < SDL_CONTROLLER_BUTTON_MAX; i++ )
|
|
{
|
|
if ( SDL_GameControllerGetButton( s_pJoystick, (SDL_GameControllerButton)i ) )
|
|
{
|
|
buttonstate |= 1<<i;
|
|
}
|
|
}
|
|
|
|
for (i = 0; i < JOY_MAX_AXES; i++)
|
|
{
|
|
pdwRawValue[i] = RawValuePointer(i);
|
|
}
|
|
|
|
for (i=0 ; i < (int)joy_numbuttons ; i++)
|
|
{
|
|
if ( (buttonstate & (1<<i)) && !(joy_oldbuttonstate & (1<<i)) )
|
|
{
|
|
key_index = (i < 4) ? K_JOY1 : K_AUX1;
|
|
gEngfuncs.Key_Event (key_index + i, 1);
|
|
}
|
|
|
|
if ( !(buttonstate & (1<<i)) && (joy_oldbuttonstate & (1<<i)) )
|
|
{
|
|
key_index = (i < 4) ? K_JOY1 : K_AUX1;
|
|
gEngfuncs.Key_Event (key_index + i, 0);
|
|
}
|
|
}
|
|
joy_oldbuttonstate = buttonstate;
|
|
|
|
if (joy_haspov)
|
|
{
|
|
// convert POV information into 4 bits of state information
|
|
// this avoids any potential problems related to moving from one
|
|
// direction to another without going through the center position
|
|
povstate = 0;
|
|
// determine which bits have changed and key an auxillary event for each change
|
|
for (i=0 ; i < 4 ; i++)
|
|
{
|
|
if ( (povstate & (1<<i)) && !(joy_oldpovstate & (1<<i)) )
|
|
{
|
|
gEngfuncs.Key_Event (K_AUX29 + i, 1);
|
|
}
|
|
|
|
if ( !(povstate & (1<<i)) && (joy_oldpovstate & (1<<i)) )
|
|
{
|
|
gEngfuncs.Key_Event (K_AUX29 + i, 0);
|
|
}
|
|
}
|
|
joy_oldpovstate = povstate;
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
===============
|
|
IN_ReadJoystick
|
|
===============
|
|
*/
|
|
int IN_ReadJoystick (void)
|
|
{
|
|
SDL_JoystickUpdate();
|
|
return 1;
|
|
}
|
|
|
|
|
|
/*
|
|
===========
|
|
IN_JoyMove
|
|
===========
|
|
*/
|
|
void IN_JoyMove ( float frametime, usercmd_t *cmd )
|
|
{
|
|
float speed, aspeed;
|
|
float fAxisValue, fTemp;
|
|
int i;
|
|
vec3_t viewangles;
|
|
|
|
gEngfuncs.GetViewAngles( (float *)viewangles );
|
|
|
|
|
|
// complete initialization if first time in
|
|
// this is needed as cvars are not available at initialization time
|
|
if( joy_advancedinit != 1 )
|
|
{
|
|
Joy_AdvancedUpdate_f();
|
|
joy_advancedinit = 1;
|
|
}
|
|
|
|
// verify joystick is available and that the user wants to use it
|
|
if (!joy_avail || !in_joystick->value)
|
|
{
|
|
return;
|
|
}
|
|
|
|
// collect the joystick data, if possible
|
|
if (IN_ReadJoystick () != 1)
|
|
{
|
|
return;
|
|
}
|
|
|
|
if (in_speed.state & 1)
|
|
speed = cl_movespeedkey->value;
|
|
else
|
|
speed = 1;
|
|
|
|
aspeed = speed * frametime;
|
|
|
|
// loop through the axes
|
|
for (i = 0; i < JOY_MAX_AXES; i++)
|
|
{
|
|
// get the floating point zero-centered, potentially-inverted data for the current axis
|
|
fAxisValue = (float)pdwRawValue[i];
|
|
|
|
if (joy_wwhack2->value != 0.0)
|
|
{
|
|
if (dwAxisMap[i] == AxisTurn)
|
|
{
|
|
// this is a special formula for the Logitech WingMan Warrior
|
|
// y=ax^b; where a = 300 and b = 1.3
|
|
// also x values are in increments of 800 (so this is factored out)
|
|
// then bounds check result to level out excessively high spin rates
|
|
fTemp = 300.0 * pow(fabs(fAxisValue) / 800.0, 1.3); //fabs for float values
|
|
if (fTemp > 14000.0)
|
|
fTemp = 14000.0;
|
|
// restore direction information
|
|
fAxisValue = (fAxisValue > 0.0) ? fTemp : -fTemp;
|
|
}
|
|
}
|
|
|
|
// convert range from -32768..32767 to -1..1
|
|
fAxisValue /= 32768.0;
|
|
|
|
switch (dwAxisMap[i])
|
|
{
|
|
case AxisForward:
|
|
if ((joy_advanced->value == 0.0) && (in_jlook.state & 1))
|
|
{
|
|
// user wants forward control to become look control
|
|
if (fabs(fAxisValue) > joy_pitchthreshold->value)
|
|
{
|
|
// if mouse invert is on, invert the joystick pitch value
|
|
// only absolute control support here (joy_advanced is 0)
|
|
if (m_pitch->value < 0.0)
|
|
{
|
|
viewangles[PITCH] -= (fAxisValue * joy_pitchsensitivity->value) * aspeed * cl_pitchspeed->value;
|
|
}
|
|
else
|
|
{
|
|
viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity->value) * aspeed * cl_pitchspeed->value;
|
|
}
|
|
V_StopPitchDrift();
|
|
}
|
|
else
|
|
{
|
|
// no pitch movement
|
|
// disable pitch return-to-center unless requested by user
|
|
// *** this code can be removed when the lookspring bug is fixed
|
|
// *** the bug always has the lookspring feature on
|
|
if(lookspring->value == 0.0)
|
|
{
|
|
V_StopPitchDrift();
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// user wants forward control to be forward control
|
|
if (fabs(fAxisValue) > joy_forwardthreshold->value)
|
|
{
|
|
//cmd->forwardmove += (fAxisValue * joy_forwardsensitivity->value) * speed * cl_forwardspeed->value;
|
|
cmd->forwardmove += (fAxisValue * joy_forwardsensitivity->value) * speed * kForwardSpeed;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case AxisSide:
|
|
if (fabs(fAxisValue) > joy_sidethreshold->value)
|
|
{
|
|
//cmd->sidemove += (fAxisValue * joy_sidesensitivity->value) * speed * cl_sidespeed->value;
|
|
cmd->sidemove += (fAxisValue * joy_sidesensitivity->value) * speed * kSideSpeed;
|
|
}
|
|
break;
|
|
|
|
case AxisTurn:
|
|
if ((in_strafe.state & 1) || (lookstrafe->value && (in_jlook.state & 1)))
|
|
{
|
|
// user wants turn control to become side control
|
|
if (fabs(fAxisValue) > joy_sidethreshold->value)
|
|
{
|
|
//cmd->sidemove -= (fAxisValue * joy_sidesensitivity->value) * speed * cl_sidespeed->value;
|
|
cmd->sidemove -= (fAxisValue * joy_sidesensitivity->value) * speed * kSideSpeed;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// user wants turn control to be turn control
|
|
if (fabs(fAxisValue) > joy_yawthreshold->value)
|
|
{
|
|
if(dwControlMap[i] == JOY_ABSOLUTE_AXIS)
|
|
{
|
|
viewangles[YAW] += (fAxisValue * joy_yawsensitivity->value) * aspeed * cl_yawspeed->value;
|
|
}
|
|
else
|
|
{
|
|
viewangles[YAW] += (fAxisValue * joy_yawsensitivity->value) * speed * 180.0;
|
|
}
|
|
|
|
}
|
|
}
|
|
break;
|
|
|
|
case AxisLook:
|
|
if (in_jlook.state & 1)
|
|
{
|
|
if (fabs(fAxisValue) > joy_pitchthreshold->value)
|
|
{
|
|
// pitch movement detected and pitch movement desired by user
|
|
if(dwControlMap[i] == JOY_ABSOLUTE_AXIS)
|
|
{
|
|
viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity->value) * aspeed * cl_pitchspeed->value;
|
|
}
|
|
else
|
|
{
|
|
viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity->value) * speed * 180.0;
|
|
}
|
|
V_StopPitchDrift();
|
|
}
|
|
else
|
|
{
|
|
// no pitch movement
|
|
// disable pitch return-to-center unless requested by user
|
|
// *** this code can be removed when the lookspring bug is fixed
|
|
// *** the bug always has the lookspring feature on
|
|
if( lookspring->value == 0.0 )
|
|
{
|
|
V_StopPitchDrift();
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
// bounds check pitch
|
|
if (viewangles[PITCH] > cl_pitchdown->value)
|
|
viewangles[PITCH] = cl_pitchdown->value;
|
|
if (viewangles[PITCH] < -cl_pitchup->value)
|
|
viewangles[PITCH] = -cl_pitchup->value;
|
|
|
|
gEngfuncs.SetViewAngles( (float *)viewangles );
|
|
}
|
|
|
|
/*
|
|
===========
|
|
IN_Move
|
|
===========
|
|
*/
|
|
void IN_Move ( float frametime, usercmd_t *cmd)
|
|
{
|
|
if ( !iMouseInUse && mouseactive )
|
|
{
|
|
IN_MouseMove ( frametime, cmd);
|
|
}
|
|
|
|
IN_JoyMove ( frametime, cmd);
|
|
}
|
|
|
|
/*
|
|
===========
|
|
IN_Init
|
|
===========
|
|
*/
|
|
void IN_Init (void)
|
|
{
|
|
m_filter = gEngfuncs.pfnRegisterVariable ( "m_filter","0", FCVAR_ARCHIVE );
|
|
sensitivity = gEngfuncs.pfnRegisterVariable ( "sensitivity","3", FCVAR_ARCHIVE ); // user mouse sensitivity setting.
|
|
|
|
in_joystick = gEngfuncs.pfnRegisterVariable ( "joystick","0", FCVAR_ARCHIVE );
|
|
joy_name = gEngfuncs.pfnRegisterVariable ( "joyname", "joystick", 0 );
|
|
joy_advanced = gEngfuncs.pfnRegisterVariable ( "joyadvanced", "0", 0 );
|
|
joy_advaxisx = gEngfuncs.pfnRegisterVariable ( "joyadvaxisx", "0", 0 );
|
|
joy_advaxisy = gEngfuncs.pfnRegisterVariable ( "joyadvaxisy", "0", 0 );
|
|
joy_advaxisz = gEngfuncs.pfnRegisterVariable ( "joyadvaxisz", "0", 0 );
|
|
joy_advaxisr = gEngfuncs.pfnRegisterVariable ( "joyadvaxisr", "0", 0 );
|
|
joy_advaxisu = gEngfuncs.pfnRegisterVariable ( "joyadvaxisu", "0", 0 );
|
|
joy_advaxisv = gEngfuncs.pfnRegisterVariable ( "joyadvaxisv", "0", 0 );
|
|
joy_forwardthreshold = gEngfuncs.pfnRegisterVariable ( "joyforwardthreshold", "0.15", 0 );
|
|
joy_sidethreshold = gEngfuncs.pfnRegisterVariable ( "joysidethreshold", "0.15", 0 );
|
|
joy_pitchthreshold = gEngfuncs.pfnRegisterVariable ( "joypitchthreshold", "0.15", 0 );
|
|
joy_yawthreshold = gEngfuncs.pfnRegisterVariable ( "joyyawthreshold", "0.15", 0 );
|
|
joy_forwardsensitivity = gEngfuncs.pfnRegisterVariable ( "joyforwardsensitivity", "-1.0", 0 );
|
|
joy_sidesensitivity = gEngfuncs.pfnRegisterVariable ( "joysidesensitivity", "-1.0", 0 );
|
|
joy_pitchsensitivity = gEngfuncs.pfnRegisterVariable ( "joypitchsensitivity", "1.0", 0 );
|
|
joy_yawsensitivity = gEngfuncs.pfnRegisterVariable ( "joyyawsensitivity", "-1.0", 0 );
|
|
joy_wwhack1 = gEngfuncs.pfnRegisterVariable ( "joywwhack1", "0.0", 0 );
|
|
joy_wwhack2 = gEngfuncs.pfnRegisterVariable ( "joywwhack2", "0.0", 0 );
|
|
|
|
m_customaccel = gEngfuncs.pfnRegisterVariable ( "m_customaccel", "0", FCVAR_ARCHIVE );
|
|
m_customaccel_scale = gEngfuncs.pfnRegisterVariable ( "m_customaccel_scale", "0.04", FCVAR_ARCHIVE );
|
|
m_customaccel_max = gEngfuncs.pfnRegisterVariable ( "m_customaccel_max", "0", FCVAR_ARCHIVE );
|
|
m_customaccel_exponent = gEngfuncs.pfnRegisterVariable ( "m_customaccel_exponent", "1", FCVAR_ARCHIVE );
|
|
|
|
#ifdef _WIN32
|
|
m_bRawInput = CVAR_GET_FLOAT( "m_rawinput" ) != 0;
|
|
m_bMouseThread = gEngfuncs.CheckParm ("-mousethread", NULL ) != NULL;
|
|
m_mousethread_sleep = gEngfuncs.pfnRegisterVariable ( "m_mousethread_sleep", "1", FCVAR_ARCHIVE ); // default to less than 1000 Hz
|
|
|
|
m_bMouseThread = m_bMouseThread && NULL != m_mousethread_sleep;
|
|
|
|
if (m_bMouseThread)
|
|
{
|
|
s_hMouseQuitEvent = CreateEvent( NULL, FALSE, FALSE, NULL );
|
|
s_hMouseThreadActiveLock = CreateEvent( NULL, FALSE, TRUE, NULL );
|
|
if ( s_hMouseQuitEvent && s_hMouseThreadActiveLock)
|
|
{
|
|
s_hMouseThread = (HANDLE)_beginthreadex( NULL, 0, MouseThread_Function, NULL, 0, &s_hMouseThreadId );
|
|
}
|
|
|
|
m_bMouseThread = NULL != s_hMouseThread;
|
|
|
|
// at this early stage this won't print anything:
|
|
// gEngfuncs.Con_DPrintf ("Mouse thread %s.\n", m_bMouseThread ? "initalized" : "failed to initalize");
|
|
}
|
|
#endif
|
|
|
|
gEngfuncs.pfnAddCommand ("force_centerview", Force_CenterView_f);
|
|
gEngfuncs.pfnAddCommand ("joyadvancedupdate", Joy_AdvancedUpdate_f);
|
|
|
|
IN_StartupMouse ();
|
|
IN_StartupJoystick ();
|
|
}
|