CameraLightDetector

Krythic

Mar 8th, 2024

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using System.Collections.Generic;
using UnityEngine;
public class CameraLightDetector : MonoBehaviour
{
public StealthGlobe stealthGlobeUIElement;
private CharacterController characterController;
public bool IsPlayerIlluminated { get; private set; }
public int TotalLightCollisions { get; private set; }
private List<SphericalLightCollider> lights;
// Start is called before the first frame update
void Start()
{
lights = new List<SphericalLightCollider>();
if (characterController == null)
{
characterController = this.GetComponent<CharacterController>();
}
}
// Update is called once per frame
void Update()
{
if (this.lights.Count > 0)
{
TotalLightCollisions = 0;
Physics.queriesHitTriggers = false;
foreach (SphericalLightCollider light in this.lights)
{
RaycastHit raycastHit;
Ray ray = new Ray(characterController.transform.position, light.gameObject.transform.position - characterController.transform.position);
Physics.Raycast(ray, out raycastHit, Vector3.Distance(characterController.transform.position,light.gameObject.transform.position));
if (raycastHit.collider == null)
{
/**
* There are no obstructions along the path of the raycast, this means that the player
* is completely affected by the light source.
*/
Debug.DrawLine(ray.origin, light.transform.position, Color.green);
TotalLightCollisions += 1;
}
else
{
/**
* There was an obstruction along the path of the raycast. We will not
* include this light source.
*/
Debug.DrawLine(ray.origin, light.transform.position, Color.red);
}
}
Physics.queriesHitTriggers = false;
}
/**
* Illuminate or darken the Stealth Globe based upon our findings.
*/
if (TotalLightCollisions > 0)
{
if (stealthGlobeUIElement != null)
{
if (!stealthGlobeUIElement.IsAnimating)
{
if (!stealthGlobeUIElement.IsIlluminated)
{
stealthGlobeUIElement.FadeIn();
}
}
}
}
else
{
if (stealthGlobeUIElement != null)
{
if (!stealthGlobeUIElement.IsAnimating)
{
if (stealthGlobeUIElement.IsIlluminated)
{
stealthGlobeUIElement.FadeOut();
}
}
}
}
}
public void OnTriggerEnter(Collider hit)
{
if (hit != null)
{
if (hit.gameObject != null)
{
if (hit is SphereCollider)
{
SphericalLightCollider lightCollider = hit.GetComponent<SphericalLightCollider>();
if (lightCollider != null)
{
if (!this.lights.Contains(lightCollider))
{
this.lights.Add(lightCollider);
}
}
}
}
}
}
public void OnTriggerExit(Collider hit)
{
if (hit != null)
{
if (hit.gameObject != null)
{
if (hit is SphereCollider)
{
SphericalLightCollider lightCollider = hit.GetComponent<SphericalLightCollider>();
if (lightCollider != null)
{
this.lights.Remove(lightCollider);
}
}
}
}
}
}

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