Exemplo n.º 1
0
//-----------------------------------------------------------------------------
// Purpose: Apply joystick to CUserCmd creation
// Input  : frametime - 
//			*cmd - 
//-----------------------------------------------------------------------------
void CInput::JoyStickMove( float frametime, CUserCmd *cmd )
{
	// complete initialization if first time in ( needed as cvars are not available at initialization time )
	if ( !m_fJoystickAdvancedInit )
	{
		Joystick_Advanced();
		m_fJoystickAdvancedInit = true;
	}

	// verify joystick is available and that the user wants to use it
	if ( !in_joystick.GetInt() || 0 == inputsystem->GetJoystickCount() )
		return; 

	// Skip out if vgui is active
	if ( vgui::surface()->IsCursorVisible() )
		return;

	if ( m_flRemainingJoystickSampleTime <= 0 )
		return;
	frametime = MIN(m_flRemainingJoystickSampleTime, frametime);
	m_flRemainingJoystickSampleTime -= frametime;

	QAngle viewangles;

	// Get starting angles
	engine->GetViewAngles( viewangles );

	struct axis_t
	{
		float	value;
		int		controlType;
	};
	axis_t gameAxes[ MAX_GAME_AXES ];
	memset( &gameAxes, 0, sizeof(gameAxes) );

	// Get each joystick axis value, and normalize the range
	for ( int i = 0; i < MAX_JOYSTICK_AXES; ++i )
	{
		if ( GAME_AXIS_NONE == m_rgAxes[i].AxisMap )
			continue;

		float fAxisValue = inputsystem->GetAnalogValue( (AnalogCode_t)JOYSTICK_AXIS( 0, i ) );

		if (joy_wwhack2.GetInt() != 0 )
		{
			// 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
			float 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;
		}

		unsigned int idx = m_rgAxes[i].AxisMap;
		gameAxes[idx].value = fAxisValue;
		gameAxes[idx].controlType = m_rgAxes[i].ControlMap;
	}

	// Re-map the axis values if necessary, based on the joystick configuration
	if ( (joy_advanced.GetInt() == 0) && (in_jlook.state & 1) )
	{
		// user wants forward control to become pitch control
		gameAxes[GAME_AXIS_PITCH] = gameAxes[GAME_AXIS_FORWARD];
		gameAxes[GAME_AXIS_FORWARD].value = 0;

		// if mouse invert is on, invert the joystick pitch value
		// Note: only absolute control support here - joy_advanced = 0
		if ( m_pitch->GetFloat() < 0.0 )
		{
			gameAxes[GAME_AXIS_PITCH].value *= -1;
		}
	}

	if ( (in_strafe.state & 1) || lookstrafe.GetFloat() && (in_jlook.state & 1) )
	{
		// user wants yaw control to become side control
		gameAxes[GAME_AXIS_SIDE] = gameAxes[GAME_AXIS_YAW];
		gameAxes[GAME_AXIS_YAW].value = 0;
	}

	float forward	= ScaleAxisValue( gameAxes[GAME_AXIS_FORWARD].value, MAX_BUTTONSAMPLE * joy_forwardthreshold.GetFloat() );
	float side		= ScaleAxisValue( gameAxes[GAME_AXIS_SIDE].value, MAX_BUTTONSAMPLE * joy_sidethreshold.GetFloat()  );
	float pitch		= ScaleAxisValue( gameAxes[GAME_AXIS_PITCH].value, MAX_BUTTONSAMPLE * joy_pitchthreshold.GetFloat()  );
	float yaw		= ScaleAxisValue( gameAxes[GAME_AXIS_YAW].value, MAX_BUTTONSAMPLE * joy_yawthreshold.GetFloat()  );

	// If we're inverting our joystick, do so
	if ( joy_inverty.GetBool() )
	{
		pitch *= -1.0f;
	}

	// drive yaw, pitch and move like a screen relative platformer game
	if ( CAM_IsThirdPerson() && thirdperson_platformer.GetInt() )
	{
		if ( forward || side )
		{
			// apply turn control [ YAW ]
			// factor in the camera offset, so that the move direction is relative to the thirdperson camera
			viewangles[ YAW ] = RAD2DEG(atan2(-side, -forward)) + m_vecCameraOffset[ YAW ];
			engine->SetViewAngles( viewangles );

			// apply movement
			Vector2D moveDir( forward, side );
			cmd->forwardmove += moveDir.Length() * cl_forwardspeed.GetFloat();
		}

		if ( pitch || yaw )
		{
			// look around with the camera
			m_vecCameraOffset[ PITCH ] += pitch * joy_pitchsensitivity.GetFloat();
			m_vecCameraOffset[ YAW ]   += yaw * joy_yawsensitivity.GetFloat();
		}

		if ( forward || side || pitch || yaw )
		{
			// update the ideal pitch and yaw
			cam_idealpitch.SetValue( m_vecCameraOffset[ PITCH ] - viewangles[ PITCH ] );
			cam_idealyaw.SetValue( m_vecCameraOffset[ YAW ] - viewangles[ YAW ] );
		}
		return;
	}

	float	joySideMove = 0.f;
	float	joyForwardMove = 0.f;
	float   aspeed = frametime * gHUD.GetFOVSensitivityAdjust();

	// apply forward and side control
	C_BasePlayer *pLocalPlayer = C_BasePlayer::GetLocalPlayer();
	
	int iResponseCurve = 0;
	if ( pLocalPlayer && pLocalPlayer->IsInAVehicle() )
	{
		iResponseCurve = pLocalPlayer->GetVehicle() ? pLocalPlayer->GetVehicle()->GetJoystickResponseCurve() : joy_response_move_vehicle.GetInt();
	}
	else
	{
		iResponseCurve = joy_response_move.GetInt();
	}	
	
	float val = ResponseCurve( iResponseCurve, forward, PITCH, joy_forwardsensitivity.GetFloat() );
	joyForwardMove	+= val * cl_forwardspeed.GetFloat();
	val = ResponseCurve( iResponseCurve, side, YAW, joy_sidesensitivity.GetFloat() );
	joySideMove		+= val * cl_sidespeed.GetFloat();

	Vector2D move( yaw, pitch );
	float dist = move.Length();

	// apply turn control
	float angle = 0.f;

	if ( JOY_ABSOLUTE_AXIS == gameAxes[GAME_AXIS_YAW].controlType )
	{
		float fAxisValue = ResponseCurveLook( joy_response_look.GetInt(), yaw, YAW, pitch, dist, frametime );
		angle = fAxisValue * joy_yawsensitivity.GetFloat() * aspeed * cl_yawspeed.GetFloat();
	}
	else
	{
		angle = yaw * joy_yawsensitivity.GetFloat() * aspeed * 180.0;
	}
	viewangles[YAW] += angle;
	cmd->mousedx = angle;

	// apply look control
	if ( IsX360() || in_jlook.state & 1 )
	{
		float angle = 0;
		if ( JOY_ABSOLUTE_AXIS == gameAxes[GAME_AXIS_PITCH].controlType )
		{
			float fAxisValue = ResponseCurveLook( joy_response_look.GetInt(), pitch, PITCH, yaw, dist, frametime );
			angle = fAxisValue * joy_pitchsensitivity.GetFloat() * aspeed * cl_pitchspeed.GetFloat();
		}
		else
		{
			angle = pitch * joy_pitchsensitivity.GetFloat() * aspeed * 180.0;
		}
		viewangles[PITCH] += angle;
		cmd->mousedy = angle;
		view->StopPitchDrift();
		if( pitch == 0.f && lookspring.GetFloat() == 0.f )
		{
			// 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
			view->StopPitchDrift();
		}
	}

	// apply player motion relative to screen space
	if ( CAM_IsThirdPerson() && thirdperson_screenspace.GetInt() )
	{
		float ideal_yaw = cam_idealyaw.GetFloat();
		float ideal_sin = sin(DEG2RAD(ideal_yaw));
		float ideal_cos = cos(DEG2RAD(ideal_yaw));
		float side_movement = ideal_cos*joySideMove - ideal_sin*joyForwardMove;
		float forward_movement = ideal_cos*joyForwardMove + ideal_sin*joySideMove;
		cmd->forwardmove += forward_movement;
		cmd->sidemove += side_movement;
	}
	else
	{
		cmd->forwardmove += joyForwardMove;
		cmd->sidemove += joySideMove;
	}

	if ( IsPC() )
	{
		CCommand tmp;
		if ( FloatMakePositive(joyForwardMove) >= joy_autosprint.GetFloat() || FloatMakePositive(joySideMove) >= joy_autosprint.GetFloat() )
		{
			KeyDown( &in_joyspeed, NULL );
		}
		else
		{
			KeyUp( &in_joyspeed, NULL );
		}
	}

	// Bound pitch
	viewangles[PITCH] = clamp( viewangles[ PITCH ], -cl_pitchup.GetFloat(), cl_pitchdown.GetFloat() );

	engine->SetViewAngles( viewangles );
}
Exemplo n.º 2
0
//-----------------------------------------------------------------------------
// Purpose: Apply joystick to CUserCmd creation
// Input  : frametime - 
//			*cmd - 
//-----------------------------------------------------------------------------
void CInput::JoyStickMove( float frametime, CUserCmd *cmd )
{
	// complete initialization if first time in ( needed as cvars are not available at initialization time )
	if ( !m_fJoystickAdvancedInit )
	{
		Joystick_Advanced();
		m_fJoystickAdvancedInit = true;
	}

	// verify joystick is available and that the user wants to use it
	if ( !in_joystick.GetInt() || 0 == inputsystem->GetJoystickCount() )
	{
		return; 
	}

	QAngle viewangles;

	// Get starting angles
	engine->GetViewAngles( viewangles );

	struct axis_t
	{
		float	value;
		int		controlType;
	};
	axis_t gameAxes[ MAX_GAME_AXES ];
	memset( &gameAxes, 0, sizeof(gameAxes) );

	// Get each joystick axis value, and normalize the range
	for ( int i = 0; i < MAX_JOYSTICK_AXES; ++i )
	{
		if ( GAME_AXIS_NONE == m_rgAxes[i].AxisMap )
			continue;

		float fAxisValue = inputsystem->GetAnalogValue( (AnalogCode_t)JOYSTICK_AXIS( 0, i ) );

		if (joy_wwhack2.GetInt() != 0 )
		{
			// 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
			float 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;
		}

		unsigned int idx = m_rgAxes[i].AxisMap;
		gameAxes[idx].value = fAxisValue;
		gameAxes[idx].controlType = m_rgAxes[i].ControlMap;
	}

	// Re-map the axis values if necessary, based on the joystick configuration
	if ( (joy_advanced.GetInt() == 0) && (in_jlook.state & 1) )
	{
		// user wants forward control to become pitch control
		gameAxes[GAME_AXIS_PITCH] = gameAxes[GAME_AXIS_FORWARD];
		gameAxes[GAME_AXIS_FORWARD].value = 0;

		// if mouse invert is on, invert the joystick pitch value
		// Note: only absolute control support here - joy_advanced = 0
		if ( m_pitch.GetFloat() < 0.0 )
		{
			gameAxes[GAME_AXIS_PITCH].value *= -1;
		}
	}

	if ( (in_strafe.state & 1) || lookstrafe.GetFloat() && (in_jlook.state & 1) )
	{
		// user wants yaw control to become side control
		gameAxes[GAME_AXIS_SIDE] = gameAxes[GAME_AXIS_YAW];
		gameAxes[GAME_AXIS_YAW].value = 0;
	}

	float forward	= ScaleAxisValue( gameAxes[GAME_AXIS_FORWARD].value, MAX_BUTTONSAMPLE * joy_forwardthreshold.GetFloat() );
	float side		= ScaleAxisValue( gameAxes[GAME_AXIS_SIDE].value, MAX_BUTTONSAMPLE * joy_sidethreshold.GetFloat()  );
	float pitch		= ScaleAxisValue( gameAxes[GAME_AXIS_PITCH].value, MAX_BUTTONSAMPLE * joy_pitchthreshold.GetFloat()  );
	float yaw		= ScaleAxisValue( gameAxes[GAME_AXIS_YAW].value, MAX_BUTTONSAMPLE * joy_yawthreshold.GetFloat()  );

	float	joySideMove = 0.f;
	float	joyForwardMove = 0.f;
	float   aspeed = frametime * gHUD.GetFOVSensitivityAdjust();

	// apply forward and side control
	joyForwardMove	+= ResponseCurve( joy_response_move.GetInt(), forward ) * joy_forwardsensitivity.GetFloat() * cl_forwardspeed.GetFloat();
	joySideMove		+= ResponseCurve( joy_response_move.GetInt(), side ) * joy_sidesensitivity.GetFloat() * cl_sidespeed.GetFloat();

	Vector2D move( yaw, pitch );
	float dist = move.Length();

	// apply turn control
	float angle = 0.f;
	if ( JOY_ABSOLUTE_AXIS == gameAxes[GAME_AXIS_YAW].controlType )
	{
		float fAxisValue = ResponseCurveLook( joy_response_look.GetInt(), yaw, YAW, pitch, dist );
		angle = fAxisValue * joy_yawsensitivity.GetFloat() * aspeed * cl_yawspeed.GetFloat();
	}
	else
	{
		angle = yaw * joy_yawsensitivity.GetFloat() * aspeed * 180.0;
	}
	viewangles[YAW] += angle;
	cmd->mousedx = angle;

	// apply look control
	if ( IsXbox() || in_jlook.state & 1 )
	{
		float angle = 0;
		if ( JOY_ABSOLUTE_AXIS == gameAxes[GAME_AXIS_PITCH].controlType )
		{
			float fAxisValue = ResponseCurveLook( joy_response_look.GetInt(), pitch, PITCH, yaw, dist );
			angle = fAxisValue * joy_pitchsensitivity.GetFloat() * aspeed * cl_pitchspeed.GetFloat();
		}
		else
		{
			angle = pitch * joy_pitchsensitivity.GetFloat() * aspeed * 180.0;
		}
		viewangles[PITCH] += angle;
		cmd->mousedy = angle;
		view->StopPitchDrift();
		
		if( pitch == 0.f && lookspring.GetFloat() == 0.f )
		{
			// 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
			view->StopPitchDrift();
		}
	}

	cmd->forwardmove += joyForwardMove;
	cmd->sidemove += joySideMove;

	if ( IsPC() )
	{
		if ( FloatMakePositive(joyForwardMove) >= joy_autosprint.GetFloat() || FloatMakePositive(joySideMove) >= joy_autosprint.GetFloat() )
		{
			KeyDown( &in_joyspeed, true );
		}
		else
		{
			KeyUp( &in_joyspeed, true );
		}
	}

	// Bound pitch
	viewangles[PITCH] = clamp( viewangles[ PITCH ], -cl_pitchup.GetFloat(), cl_pitchdown.GetFloat() );

	engine->SetViewAngles( viewangles );
}