private static Vector3 ProjectHandlebarGivenConstraint(RotationConstraintType constraint, Vector3 handlebarRotation)
{
Vector3 result = handlebarRotation;
switch (constraint)
{
case RotationConstraintType.XAxisOnly:
result.x = 0;
break;
case RotationConstraintType.YAxisOnly:
result.y = 0;
break;
case RotationConstraintType.ZAxisOnly:
result.z = 0;
break;
case RotationConstraintType.None:
break;
default:
throw new ArgumentOutOfRangeException(nameof(constraint), constraint, null);
}
return(result);
}
/// <summary>
/// Returns corresponding AxisFlags for given RotationConstraintType
/// </summary>
public static AxisFlags ConvertToAxisFlags(RotationConstraintType type)
{
switch (type)
{
case RotationConstraintType.XAxisOnly:
return(AxisFlags.YAxis | AxisFlags.ZAxis);
case RotationConstraintType.YAxisOnly:
return(AxisFlags.XAxis | AxisFlags.ZAxis);
case RotationConstraintType.ZAxisOnly:
return(AxisFlags.XAxis | AxisFlags.YAxis);
default:
return(0);
}
}
/// <summary>
/// Update the rotation based on input.
/// </summary>
/// <returns>Desired rotation</returns>
public Quaternion Update(Dictionary <uint, Vector3> handsPressedMap, Quaternion currentRotation, RotationConstraintType rotationConstraint)
{
var handlebarDirection = ProjectHandlebarGivenConstraint(rotationConstraint, GetHandlebarDirection(handsPressedMap));
return(Quaternion.FromToRotation(startHandlebar, handlebarDirection) * startRotation);
}
/// <summary>
/// Setup the rotation logic.
/// </summary>
public void Setup(Dictionary <uint, Vector3> handsPressedMap, Transform t, RotationConstraintType rotationConstraint)
{
startHandlebar = ProjectHandlebarGivenConstraint(rotationConstraint, GetHandlebarDirection(handsPressedMap));
startRotation = t.rotation;
}
/// <summary>
/// Setup the rotation logic.
/// </summary>
/// <param name="handsPressedMap"></param>
public void Setup(Dictionary <uint, Vector3> handsPressedMap)
{
currentRotationConstraint = initialRotationConstraint;
previousHandlebarRotation = GetHandlebarDirection(handsPressedMap);
}
/// <summary>
/// Constructor.
/// </summary>
/// <param name="rotationConstraint"></param>
public TwoHandRotateLogic(RotationConstraintType rotationConstraint)
{
initialRotationConstraint = rotationConstraint;
}
