private void Start()
{
controlledRoot.transform.parent = transform;
controlledRoot.transform.localPosition = Vector3.zero;
var goalPosition = Vector3.zero;
var goalSize = minSize;
Observable.EveryUpdate()
.TakeUntilDestroy(this)
.Where(_ => cameraState.pointsOfInterest.Count > 0)
.Select(_ => cameraState.pointsOfInterest
.Where(pt => pt != null)
.Select(pt => (Vector2)pt.position))
.Select(pts => ProjectUtils.CreateRectFromContainingPoints(pts))
.Select(rect => rect.CreateEncapsulatingRect(controlledCamera.aspect))
.Subscribe(rect => {
Vector3 position = rect.center;
position.z = -10;
goalPosition = position;
goalSize = Mathf.Max(minSize, rect.width / 2f);
});
Observable.EveryUpdate()
.TakeUntilDestroy(this)
.Subscribe(_ =>
{
controlledRoot.position = Vector3.Lerp(controlledRoot.position, goalPosition, 2 * Time.deltaTime);
controlledCamera.orthographicSize = Mathf.Lerp(controlledCamera.orthographicSize, goalSize, 3 * Time.deltaTime);
});
}
private void OnDrawGizmos()
{
if (cameraState.pointsOfInterest.Count == 0)
{
return;
}
var pts = cameraState.pointsOfInterest
.Where(pt => pt != null)
.Select(pt => (Vector2)pt.position);
var rect = ProjectUtils.CreateRectFromContainingPoints(pts);
var aRect = rect.CreateEncapsulatingRect(controlledCamera.aspect);
Gizmos.color = Color.red;
Gizmos.DrawWireCube(rect.center, rect.size);
Gizmos.color = Color.green;
Gizmos.DrawWireCube(aRect.center, aRect.size);
Gizmos.color = Color.white;
}