// Update is called once per frame
void Update()
{
foreach (Touch touch in Input.touches)
{
TouchPhase phase = touch.phase;
if (phase == TouchPhase.Began)
{
//Keep track of the first touch
if (touchStartPositions.Count == 0)
{
primaryTouchFingerId = touch.fingerId;
}
//Add touch to dictionary (regardless)
touchStartPositions.Add(touch.fingerId, touch.position);
}
else
{
//Interpret touch as "drag" (first touch only)
if (primaryTouchFingerId == touch.fingerId)
{
Vector3 displacement = GetDisplacement(touch);
if (displacement.magnitude >= minimumDragSize)
{
SetNextMove(displacement.normalized);
}
}
//Remove touch when finished
if (phase == TouchPhase.Ended || phase == TouchPhase.Canceled)
{
//Interpret touches as "taps" or "drags"
Vector3 displacement = GetDisplacement(touch);
if (displacement.magnitude >= minimumDragSize)
{
SetNextMove(displacement.normalized);
}
else if (displacement.magnitude <= minimumDragSize)
{
Vector3 touchPositionInWorld = Camera.main.ScreenToWorldPoint(touchStartPositions[touch.fingerId]);
RaycastHit2D hitInformation = Physics2D.Raycast(touchPositionInWorld,
Camera.main.transform.forward);
carrier.DoThrow((Vector2)touchPositionInWorld);
if (hitInformation.collider != null)
{
GameObject touchedObject = hitInformation.transform.gameObject;
carrier.DoCarry(touchedObject);
}
}
//Free up the first touch variable
if (primaryTouchFingerId == touch.fingerId)
{
primaryTouchFingerId = -1;
}
//Remove touch from dictionary
touchStartPositions.Remove(touch.fingerId);
}
}
}
}
protected void HandleThrowAtPoint(Vector3 position)
{
if (!handleThrows)
{
return;
}
carrier.DoThrow((Vector2)position);
}
