57 lines
1.6 KiB
C#
57 lines
1.6 KiB
C#
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using System;
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using UnityEngine;
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namespace AllIn1VfxToolkit
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{
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[ExecuteInEditMode]
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public class AllIn1VfxFakeLightDirSetter : MonoBehaviour
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{
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[Header("This script gets executed in edit mode too")]
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[SerializeField] private bool setOnAwake = true;
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[SerializeField] private bool setOnUpdate = false;
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[Space, Header("If target is null we'll use this object as target")]
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[Header("Direction is target's forward vector")]
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[SerializeField] private Transform target;
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private int lightDirId = 0;
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private void Awake()
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{
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if(setOnAwake) SetGlobalFakeLightDir();
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}
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private void Update()
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{
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if(setOnUpdate) SetGlobalFakeLightDir();
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}
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private void OnValidate()
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{
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SetGlobalFakeLightDir();
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}
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public void SetGlobalFakeLightDir()
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{
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if(lightDirId == 0) lightDirId = Shader.PropertyToID("_All1VfxLightDir");
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if(target == null) target = transform;
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Shader.SetGlobalVector(lightDirId, target.forward.normalized);
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}
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public void SetNewFakeLightDir(Vector3 newFakeLightDir)
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{
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if(lightDirId == 0) lightDirId = Shader.PropertyToID("_All1VfxLightDir");
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Shader.SetGlobalVector(lightDirId, newFakeLightDir.normalized);
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}
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public void SetNewTarget(Transform newTarget)
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{
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target = newTarget;
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}
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public void SetOnUpdateBool(bool newSetOnUpdateValue)
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{
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setOnUpdate = newSetOnUpdateValue;
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}
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}
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}
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