예제 #1
0
/*
===========
IN_JoyMove
===========
*/
void IN_JoyMove ( float frametime, usercmd_t *cmd )
{
#ifdef _WIN32
	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;
					}
					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;
				}
			}
			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;
					}
					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 );
#endif
}
예제 #2
0
파일: in_win.c 프로젝트: basecq/q2dos
/*
===========
IN_JoyMove
===========
*/
void IN_JoyMove (usercmd_t *cmd)
{
	float	speed, aspeed;
	float	fAxisValue;
	int		i;

	// complete initialization if first time in
	// this is needed as cvars are not available at initialization time
	if( joy_advancedinit != true )
	{
		Joy_AdvancedUpdate_f();
		joy_advancedinit = true;
	}

	// 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 () != true)
	{
		return;
	}

	if ( (in_speed.state & 1) ^ (int)cl_run->value)
		speed = 2;
	else
		speed = 1;
	aspeed = speed * cls.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;

		// convert range from -32768..32767 to -1..1 
		fAxisValue /= 32768.0;

		switch (dwAxisMap[i])
		{
		case AxisForward:
			if ((joy_advanced->value == 0.0) && mlooking)
			{
				// 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 false)
					if (m_pitch->value < 0.0)
					{
						cl.viewangles[PITCH] -= (fAxisValue * joy_pitchsensitivity->value) * aspeed * cl_pitchspeed->value;
					}
					else
					{
						cl.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 AxisUp:
			if (fabs(fAxisValue) > joy_upthreshold->value)
			{
				cmd->upmove += (fAxisValue * joy_upsensitivity->value) * speed * cl_upspeed->value;
			}
			break;

		case AxisTurn:
			if ((in_strafe.state & 1) || (lookstrafe->value && mlooking))
			{
				// 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)
					{
						cl.viewangles[YAW] += (fAxisValue * joy_yawsensitivity->value) * aspeed * cl_yawspeed->value;
					}
					else
					{
						cl.viewangles[YAW] += (fAxisValue * joy_yawsensitivity->value) * speed * 180.0;
					}

				}
			}
			break;

		case AxisLook:
			if (mlooking)
			{
				if (fabs(fAxisValue) > joy_pitchthreshold->value)
				{
					// pitch movement detected and pitch movement desired by user
					if(dwControlMap[i] == JOY_ABSOLUTE_AXIS)
					{
						cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity->value) * aspeed * cl_pitchspeed->value;
					}
					else
					{
						cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity->value) * speed * 180.0;
					}
				}
			}
			break;

		default:
			break;
		}
	}
}