public bool TryQuery <T>(GameObject gameObject, Vector2 screenPosition, ref T result, ref Component root, ref Vector3 worldPosition)
{
var camera = LeanHelper.GetCamera(Camera, gameObject);
var bestHit = default(Component);
var bestDistance = float.PositiveInfinity;
var bestPosition = default(Vector3);
if (camera != null)
{
if (camera.pixelRect.Contains(screenPosition) == true)
{
DoRaycast3D(camera, screenPosition, ref bestHit, ref bestDistance, ref bestPosition);
DoRaycast2D(camera, screenPosition, ref bestHit, ref bestDistance, ref bestPosition);
DoRaycastUI(screenPosition, ref bestHit, ref bestDistance, ref bestPosition);
}
}
if (bestHit != null)
{
worldPosition = bestPosition;
return(TryResult(bestHit, ref result, ref root));
}
return(false);
}
/// <summary>This method will automatically update the <b>Pitch</b> and <b>Yaw</b> values based on the specified position in screen space.</summary>
public void RotateToScreenPosition(Vector2 screenPosition)
{
var camera = LeanHelper.GetCamera(Camera, gameObject);
if (camera != null)
{
var xyz = camera.ScreenPointToRay(screenPosition).direction;
RotateToDirection(xyz);
}
}
protected virtual void LateUpdate()
{
// Make sure the camera exists
var camera = LeanHelper.GetCamera(Camera, gameObject);
if (camera != null)
{
if (Plane != null)
{
var ray = Camera.ViewportPointToRay(new Vector3(0.5f, 0.5f, 0.0f));
var hit = default(Vector3);
if (Plane.TryRaycast(ray, ref hit, 0.0f, false) == true)
{
var oldPosition = transform.position;
var local = Plane.transform.InverseTransformPoint(hit);
var snapped = local;
var size = new Vector2(Camera.orthographicSize * Camera.aspect, Camera.orthographicSize);
if (Plane.ClampX == true)
{
var min = Plane.MinX + size.x;
var max = Plane.MaxX - size.x;
if (min > max)
{
snapped.x = (min + max) * 0.5f;
}
else
{
snapped.x = Mathf.Clamp(local.x, min, max);
}
}
if (Plane.ClampY == true)
{
var min = Plane.MinY + size.y;
var max = Plane.MaxY - size.y;
if (min > max)
{
snapped.y = (min + max) * 0.5f;
}
else
{
snapped.y = Mathf.Clamp(local.y, min, max);
}
}
if (local != snapped)
{
var delta = oldPosition - hit;
var newPosition = Plane.transform.TransformPoint(snapped) + delta;
if (Mathf.Approximately(oldPosition.x, newPosition.x) == false ||
Mathf.Approximately(oldPosition.y, newPosition.y) == false ||
Mathf.Approximately(oldPosition.z, newPosition.z) == false)
{
transform.position = newPosition;
}
}
}
}
}
else
{
Debug.LogError("Failed to find camera. Either tag your cameras MainCamera, or set one in this component.", this);
}
}
