//========= Copyright © 1996-2002, Valve LLC, All rights reserved. ============
//
// Purpose: 
//
// $NoKeywords: $
//=============================================================================

// in_win.c -- windows 95 mouse and joystick code
// 02/21/97 JCB Added extended DirectInput code to support external controllers.

#include "hud.h"
#include "cl_util.h"
#include "camera.h"
#include "kbutton.h"
#include "cvardef.h"
#include "usercmd.h"
#include "const.h"
#include "camera.h"
#include "in_defs.h"
#include "../engine/keydefs.h"
//#include "view.h"
#include "windows.h"

#define MOUSE_BUTTON_COUNT 5

// Set this to 1 to show mouse cursor.  Experimental
int g_iVisibleMouse = 0;

extern "C" 
{
	void DLLEXPORT IN_ActivateMouse( void );
	void DLLEXPORT IN_DeactivateMouse( void );
	void DLLEXPORT IN_MouseEvent( int mstate );
	void DLLEXPORT IN_Accumulate( void );
	void DLLEXPORT IN_ClearStates( void );
}

extern cl_enginefunc_t gEngfuncs;

extern int iMouseInUse;

extern kbutton_t in_strafe;
extern kbutton_t in_mlook;
extern kbutton_t in_speed;
extern kbutton_t in_jlook;

extern cvar_t *m_pitch;
extern cvar_t *m_yaw;
extern cvar_t *m_forward;
extern cvar_t *m_side;

extern cvar_t *lookstrafe;
extern cvar_t *lookspring;
extern cvar_t *cl_pitchdown;
extern cvar_t *cl_pitchup;
extern cvar_t *cl_yawspeed;
extern cvar_t *cl_sidespeed;
extern cvar_t *cl_forwardspeed;
extern cvar_t *cl_pitchspeed;
extern cvar_t *cl_movespeedkey;

// mouse variables
cvar_t *m_filter;
cvar_t *sensitivity;

int mouse_buttons;
int mouse_oldbuttonstate;
POINT current_pos;
int mouse_x, mouse_y, old_mouse_x, old_mouse_y, mx_accum, my_accum;

static int restore_spi;
static int originalmouseparms[3], newmouseparms[3] = {0, 0, 1};
static int mouseactive;
int mouseinitialized;
static int mouseparmsvalid;
static int mouseshowtoggle = 1;

// joystick defines and variables
// where should defines be moved?
#define JOY_ABSOLUTE_AXIS	0x00000000		// control like a joystick
#define JOY_RELATIVE_AXIS	0x00000010		// control like a mouse, spinner, trackball
#define	JOY_MAX_AXES			6		// X, Y, Z, R, U, V
#define JOY_AXIS_X			0
#define JOY_AXIS_Y			1
#define JOY_AXIS_Z			2
#define JOY_AXIS_R			3
#define JOY_AXIS_U			4
#define JOY_AXIS_V			5

enum _ControlList
{
	AxisNada = 0,
	AxisForward,
	AxisLook,
	AxisSide,
	AxisTurn
};

DWORD dwAxisFlags[JOY_MAX_AXES] =
{
	JOY_RETURNX,
	JOY_RETURNY,
	JOY_RETURNZ,
	JOY_RETURNR,
	JOY_RETURNU,
	JOY_RETURNV
};

DWORD dwAxisMap[JOY_MAX_AXES];
DWORD dwControlMap[JOY_MAX_AXES];
PDWORD pdwRawValue[JOY_MAX_AXES];

// none of these cvars are saved over a session
// this means that advanced controller configuration needs to be executed
// each time.  this avoids any problems with getting back to a default usage
// or when changing from one controller to another.  this way at least something
// works.
cvar_t *in_joystick;
cvar_t *joy_name;
cvar_t *joy_advanced;
cvar_t *joy_advaxisx;
cvar_t *joy_advaxisy;
cvar_t *joy_advaxisz;
cvar_t *joy_advaxisr;
cvar_t *joy_advaxisu;
cvar_t *joy_advaxisv;
cvar_t *joy_forwardthreshold;
cvar_t *joy_sidethreshold;
cvar_t *joy_pitchthreshold;
cvar_t *joy_yawthreshold;
cvar_t *joy_forwardsensitivity;
cvar_t *joy_sidesensitivity;
cvar_t *joy_pitchsensitivity;
cvar_t *joy_yawsensitivity;
cvar_t *joy_wwhack1;
cvar_t *joy_wwhack2;

int joy_avail, joy_advancedinit, joy_haspov;
DWORD joy_oldbuttonstate, joy_oldpovstate;

int joy_id;
DWORD joy_flags;
DWORD joy_numbuttons;

static JOYINFOEX ji;

/*
===========
Force_CenterView_f
===========
*/
void Force_CenterView_f( void )
{
	vec3_t viewangles;

	if( !iMouseInUse )
	{
		gEngfuncs.GetViewAngles( (float *)viewangles );
		viewangles[PITCH] = 0;
		gEngfuncs.SetViewAngles( (float *)viewangles );
	}
}

/*
===========
IN_ActivateMouse
===========
*/
void DLLEXPORT IN_ActivateMouse( void )
{
	if( mouseinitialized )
	{
		if( mouseparmsvalid )
			restore_spi = SystemParametersInfo( SPI_SETMOUSE, 0, newmouseparms, 0 );
		mouseactive = 1;
	}
}

/*
===========
IN_DeactivateMouse
===========
*/
void DLLEXPORT IN_DeactivateMouse( void )
{
	if( mouseinitialized )
	{
		if( restore_spi )
			SystemParametersInfo( SPI_SETMOUSE, 0, originalmouseparms, 0 );
		mouseactive = 0;
	}
}

/*
===========
IN_StartupMouse
===========
*/
void IN_StartupMouse( void )
{
	if( gEngfuncs.CheckParm( "-nomouse", NULL ) ) 
		return;

	mouseinitialized = 1;
	mouseparmsvalid = SystemParametersInfo( SPI_GETMOUSE, 0, originalmouseparms, 0 );

	if( mouseparmsvalid )
	{
		if( gEngfuncs.CheckParm( "-noforcemspd", NULL ) ) 
			newmouseparms[2] = originalmouseparms[2];

		if( gEngfuncs.CheckParm( "-noforcemaccel", NULL ) ) 
		{
			newmouseparms[0] = originalmouseparms[0];
			newmouseparms[1] = originalmouseparms[1];
		}

		if( gEngfuncs.CheckParm( "-noforcemparms", NULL ) ) 
		{
			newmouseparms[0] = originalmouseparms[0];
			newmouseparms[1] = originalmouseparms[1];
			newmouseparms[2] = originalmouseparms[2];
		}
	}

	mouse_buttons = MOUSE_BUTTON_COUNT;
}

/*
===========
IN_Shutdown
===========
*/
void IN_Shutdown( void )
{
	IN_DeactivateMouse ();
}

/*
===========
IN_GetMousePos

Ask for mouse position from engine
===========
*/
void IN_GetMousePos( int *mx, int *my )
{
	gEngfuncs.GetMousePosition( mx, my );
}

/*
===========
IN_ResetMouse

FIXME: Call through to engine?
===========
*/
void IN_ResetMouse( void )
{
	SetCursorPos ( gEngfuncs.GetWindowCenterX(), gEngfuncs.GetWindowCenterY() );
}

/*
===========
IN_MouseEvent
===========
*/
void DLLEXPORT IN_MouseEvent( int mstate )
{
	int i;

	if( !mouseactive )
		return;

	// perform button actions
	for( i = 0; i < mouse_buttons; i++ )
	{
		if( ( mstate & ( 1 << i ) ) &&
			!( mouse_oldbuttonstate & ( 1 << i ) ) )
		{
			gEngfuncs.Key_Event( K_MOUSE1 + i, 1 );
		}

		if( !( mstate & ( 1 << i ) ) &&
			( mouse_oldbuttonstate & ( 1 << i ) ) )
		{
			gEngfuncs.Key_Event( K_MOUSE1 + i, 0 );
		}
	}

	mouse_oldbuttonstate = mstate;
}

/*
===========
IN_MouseMove
===========
*/
void IN_MouseMove( float frametime, usercmd_t *cmd )
{
	int mx, my;
	vec3_t viewangles;

	gEngfuncs.GetViewAngles( (float *)viewangles );

	//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 && !g_iVisibleMouse )
	{
		GetCursorPos( &current_pos );

		mx = current_pos.x - gEngfuncs.GetWindowCenterX() + mx_accum;
		my = current_pos.y - gEngfuncs.GetWindowCenterY() + my_accum;

		mx_accum = 0;
		my_accum = 0;

		if( 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;

		if( gHUD.GetSensitivity() != 0 )
		{
			mouse_x *= gHUD.GetSensitivity();
			mouse_y *= gHUD.GetSensitivity();
		}
		else
		{
			mouse_x *= sensitivity->value;
			mouse_y *= sensitivity->value;
		}

		// 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;
			}
		}

		// if the mouse has moved, force it to the center, so there's room to move
		if( mx || my )
		{
			IN_ResetMouse();
		}
	}

	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 DLLEXPORT IN_Accumulate( void )
{
	//only accumulate mouse if we are not moving the camera with the mouse
	if( !iMouseInUse && !g_iVisibleMouse )
	{
		if( mouseactive )
		{
			GetCursorPos( &current_pos );

			mx_accum += current_pos.x - gEngfuncs.GetWindowCenterX();
			my_accum += current_pos.y - gEngfuncs.GetWindowCenterY();

			// force the mouse to the center, so there's room to move
			IN_ResetMouse();
		}
	}
}

/*
===================
IN_ClearStates
===================
*/
void DLLEXPORT IN_ClearStates( void )
{
	if( !mouseactive )
		return;

	mx_accum = 0;
	my_accum = 0;
	mouse_oldbuttonstate = 0;
}

/* 
=============== 
IN_StartupJoystick 
=============== 
*/  
void IN_StartupJoystick( void ) 
{ 
	int numdevs;
	JOYCAPS jc;
	MMRESULT mmr;

	// assume no joystick
	joy_avail = 0; 

	// abort startup if user requests no joystick
	if( gEngfuncs.CheckParm( "-nojoy", NULL ) ) 
		return;

	// verify joystick driver is present
	if( ( numdevs = joyGetNumDevs() ) == 0 )
	{
		gEngfuncs.Con_DPrintf( "joystick not found -- driver not present\n\n" );
		return;
	}

	// cycle through the joystick ids for the first valid one
	for( joy_id = 0; joy_id < numdevs; joy_id++ )
	{
		memset( &ji, 0, sizeof(ji) );
		ji.dwSize = sizeof(ji);
		ji.dwFlags = JOY_RETURNCENTERED;

		if( ( mmr = joyGetPosEx( joy_id, &ji ) ) == JOYERR_NOERROR )
			break;
	}

	// abort startup if we didn't find a valid joystick
	if( mmr != JOYERR_NOERROR )
	{
		gEngfuncs.Con_DPrintf( "joystick not found -- no valid joysticks (%x)\n\n", mmr );
		return;
	}

	// get the capabilities of the selected joystick
	// abort startup if command fails
	memset( &jc, 0, sizeof(jc) );
	if( ( mmr = joyGetDevCaps( joy_id, &jc, sizeof(jc) ) ) != JOYERR_NOERROR )
	{
		gEngfuncs.Con_DPrintf( "joystick not found -- invalid joystick capabilities (%x)\n\n", mmr ); 
		return;
	}

	// save the joystick's number of buttons and POV status
	joy_numbuttons = jc.wNumButtons;
	joy_haspov = jc.wCaps & JOYCAPS_HASPOV;

	// 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", mmr );
	joy_avail = 1; 
	joy_advancedinit = 0;
}

/*
===========
RawValuePointer
===========
*/
PDWORD RawValuePointer( int axis )
{
	switch( axis )
	{
	case JOY_AXIS_X:
		return &ji.dwXpos;
	case JOY_AXIS_Y:
		return &ji.dwYpos;
	case JOY_AXIS_Z:
		return &ji.dwZpos;
	case JOY_AXIS_R:
		return &ji.dwRpos;
	case JOY_AXIS_U:
		return &ji.dwUpos;
	case JOY_AXIS_V:
		return &ji.dwVpos;
	}
	// FIX: need to do some kind of error
	return &ji.dwXpos;
}

/*
===========
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;
	}

	// compute the axes to collect from DirectInput
	joy_flags = JOY_RETURNCENTERED | JOY_RETURNBUTTONS | JOY_RETURNPOV;
	for( i = 0; i < JOY_MAX_AXES; i++ )
	{
		if( dwAxisMap[i] != AxisNada )
		{
			joy_flags |= dwAxisFlags[i];
		}
	}
}

/*
===========
IN_Commands
===========
*/
void IN_Commands( void )
{
	int i, key_index;
	DWORD buttonstate, povstate;

	if( !joy_avail )
	{
		return;
	}

	// loop through the joystick buttons
	// key a joystick event or auxillary event for higher number buttons for each state change
	buttonstate = ji.dwButtons;
	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;
		if( ji.dwPOV != JOY_POVCENTERED )
		{
			if( ji.dwPOV == JOY_POVFORWARD )
				povstate |= 0x01;
			if( ji.dwPOV == JOY_POVRIGHT )
				povstate |= 0x02;
			if( ji.dwPOV == JOY_POVBACKWARD )
				povstate |= 0x04;
			if( ji.dwPOV == JOY_POVLEFT )
				povstate |= 0x08;
		}
		// 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 )
{
	memset( &ji, 0, sizeof(ji) );
	ji.dwSize = sizeof(ji);
	ji.dwFlags = joy_flags;

	if( joyGetPosEx( joy_id, &ji ) == JOYERR_NOERROR )
	{
		// this is a hack -- there is a bug in the Logitech WingMan Warrior DirectInput Driver
		// rather than having 32768 be the zero point, they have the zero point at 32668
		// go figure -- anyway, now we get the full resolution out of the device
		if( joy_wwhack1->value != 0.0 )
		{
			ji.dwUpos += 100;
		}
		return 1;
	}
	else
	{
		// read error occurred
		// turning off the joystick seems too harsh for 1 read error,\
		// but what should be done?
		// Con_Printf( "IN_ReadJoystick: no response\n" );
		// joy_avail = 0;
		return 0;
	}
}

/*
===========
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];
		// move centerpoint to zero
		fAxisValue -= 32768.0;

		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( abs( fAxisValue ) / 800.0, 1.3 );
				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;
					}
				}
			}
			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;
				}
			}
			break;
		case AxisSide:
			if( fabs( fAxisValue ) > joy_sidethreshold->value )
			{
				cmd->sidemove += ( fAxisValue * joy_sidesensitivity->value ) * speed * cl_sidespeed->value;
			}
			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;
				}
			}
			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;
					}
				}
			}
			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 );

	gEngfuncs.pfnAddCommand ("force_centerview", Force_CenterView_f);
	gEngfuncs.pfnAddCommand ("joyadvancedupdate", Joy_AdvancedUpdate_f);

	IN_StartupMouse ();
	IN_StartupJoystick ();
}