protected override void ComputeVelocityBeforeMovement()
{
// When going in opposite direction from previous movement, transit to it.
if (isGoingXOppositeSide || ((lastMovement.x != 0) && !Mathm.HaveDifferentSign(lastMovement.x - movement.x, lastMovement.x)))
{
isGoingXOppositeSide = true;
// About-Turn.
if ((movement.x != 0) && Mathm.HaveDifferentSign(lastMovement.x, movement.x))
{
movement.x = Mathf.MoveTowards(lastMovement.x, movement.x, speed * GameManager.DeltaTime * attributes.AboutTurnAccel);
}
// Deceleration.
else if (lastMovement.x != movement.x)
{
movement.x = Mathf.MoveTowards(lastMovement.x, movement.x, GameManager.DeltaTime * attributes.MovementDecel);
}
else
{
isGoingXOppositeSide = false;
}
}
if (isGoingYOppositeSide || ((lastMovement.y != 0) && !Mathm.HaveDifferentSign(lastMovement.y - movement.y, lastMovement.y)))
{
isGoingYOppositeSide = true;
// About-Turn.
if ((movement.y != 0) && Mathm.HaveDifferentSign(lastMovement.y, movement.y))
{
movement.y = Mathf.MoveTowards(lastMovement.y, movement.y, speed * GameManager.DeltaTime * attributes.AboutTurnAccel);
}
// Deceleration.
else if (lastMovement.y != movement.y)
{
movement.y = Mathf.MoveTowards(lastMovement.y, movement.y, GameManager.DeltaTime * attributes.MovementDecel);
}
else
{
isGoingYOppositeSide = false;
}
}
lastMovement.Set(movement.x, movement.y);
base.ComputeVelocityBeforeMovement();
}
/// <summary> /// Rotates this vector of a certain angle. /// </summary> /// <param name="_vector">Vector to rotate.</param> /// <param name="_angle">Angle to rotate vector by.</param> /// <returns>Returns new rotated vector.</returns> public static Vector2 Rotate(this Vector2 _vector, float _angle) => Mathm.RotateVector(_vector, _angle);
/// <summary> /// Get if a Vector2 is null, that is /// if its x & y values are equal to zero. /// </summary> /// <param name="_vector">Vector to check.</param> /// <returns>Returns true if both x & y Vector2 values /// are equal to zero, false otherwise.</returns> public static bool IsNull(this Vector2 _vector) => Mathm.IsVectorNull(_vector);
