57 lines
1.3 KiB
C#
57 lines
1.3 KiB
C#
using System.Collections.Generic;
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using UnityEngine;
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namespace RoR2;
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public class EyeFlare : MonoBehaviour
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{
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[Tooltip("The transform whose forward vector will be tested against the camera angle to determine scaling. This is usually the parent, and never this object since billboarding will affect the direction.")]
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public Transform directionSource;
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public float localScale = 1f;
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private static List<EyeFlare> instancesList;
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private new Transform transform;
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static EyeFlare()
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{
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instancesList = new List<EyeFlare>();
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SceneCamera.onSceneCameraPreCull += OnSceneCameraPreCull;
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}
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private void OnEnable()
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{
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instancesList.Add(this);
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}
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private void OnDisable()
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{
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instancesList.Remove(this);
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}
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private static void OnSceneCameraPreCull(SceneCamera sceneCamera)
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{
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Transform obj = Camera.current.transform;
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Quaternion rotation = obj.rotation;
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Vector3 forward = obj.forward;
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for (int i = 0; i < instancesList.Count; i++)
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{
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EyeFlare eyeFlare = instancesList[i];
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float num = eyeFlare.localScale;
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if ((bool)eyeFlare.directionSource)
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{
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float num2 = Vector3.Dot(forward, eyeFlare.directionSource.forward) * -0.5f + 0.5f;
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num *= num2 * num2;
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}
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eyeFlare.transform.localScale = new Vector3(num, num, num);
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eyeFlare.transform.rotation = rotation;
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}
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}
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private void Awake()
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{
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transform = base.transform;
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}
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}
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