/*void OnDrawGizmos() {
* if (Debug.isDebugBuild) {
* Transform camTransform = mainCamera.transform;
* Gizmos.color = _lastLookedItem == null? Color.blue : Color.green;
* Gizmos.DrawRay(camTransform.position, camTransform.forward * 100);
* }
* }*/
private void UpdateLookedItem(LookableItem lookedItem)
{
if (_lastLookedItem != lookedItem)
{
if (_lastLookedItem != null)
{
_lastLookedItem.Leave();
}
if (lookedItem != null)
{
lookedItem.Looked();
}
_lastLookedItem = lookedItem;
}
}
void RaycastWorldUI()
{
LookableItem lookedItem = null;
List <RaycastResult> results = new List <RaycastResult>();
EventSystem.current.RaycastAll(getRaycastPointer(), results);
results = results.Where((r) => { return(r.gameObject.tag == "Hotspot"); }).ToList();
if (results.Count > 0)
{
lookedItem = results[0].gameObject.GetComponent <LookableItem>();
results.Clear();
}
UpdateLookedItem(lookedItem);
}
void Update()
{
RaycastHit hit;
Transform camTransform = mainCamera.transform;
Ray ray = new Ray(camTransform.position, camTransform.forward);
LookableItem lookedItem = null;
if (Physics.Raycast(ray, out hit))
{
GameObject objectHit = hit.transform.gameObject;
if (objectHit.tag == tagName)
{
lookedItem = objectHit.GetComponent <LookableItem>();
}
}
UpdateLookedItem(lookedItem);
}
