void Update()
{
if (Input.touchCount == 1)
{
Touch touch = Input.GetTouch(0);
if (touch.phase == TouchPhase.Began || touch.phase == TouchPhase.Moved)
{
Physics.Raycast(mainCamera.ScreenPointToRay(touch.position), out RaycastHit hit, 1000, selectMask);
transform.position = hit.point;
willSelect = true;
}
else if (touch.phase == TouchPhase.Ended)
{
PositionField positions = new PositionField(transform.position, selected.Count, 1.7f);
while (selected.Count > 0)
{
Unit unit = selected.Pop();
unit.MoveTo(positions.AllocatePosition(unit.agent));
unit.Deselect();
}
willSelect = false;
transform.position = new Vector3(0, -10, 0);
}
}
else if (Input.touchCount >= 2)
{
willSelect = false;
transform.position = new Vector3(0, -10, 0);
Touch[] touches = { Input.GetTouch(0), Input.GetTouch(1) };
if (touches[0].phase == TouchPhase.Began || touches[1].phase == TouchPhase.Began)
{
CalculateTouchVariables(touches[0].position, touches[1].position, out lastTouchDistance, out lastTouchAveragePosition);
}
else if (touches[0].phase == TouchPhase.Moved || touches[1].phase == TouchPhase.Moved)
{
CalculateTouchVariables(touches[0].position, touches[1].position, out float touchDistance, out Vector2 touchAveragePosition);
Transform cameraTransform = mainCamera.transform;
Vector2 deltaAveragePosition = (lastTouchAveragePosition - touchAveragePosition);
cameraTransform.Translate(Quaternion.Euler(0, cameraTransform.rotation.eulerAngles.y, 0) * new Vector3(deltaAveragePosition.x, 0, deltaAveragePosition.y) * panSpeed, Space.World); // Pan
cameraTransform.Translate(new Vector3(0, 0, (lastTouchDistance - touchDistance) * -zoomSpeed), Space.Self); // Zoom
cameraTransform.position = new Vector3(cameraTransform.position.x, Mathf.Clamp(cameraTransform.position.y, 5, 15), cameraTransform.position.z);
CalculateTouchVariables(touches[0].position, touches[1].position, out lastTouchDistance, out lastTouchAveragePosition);
}
}
}
