58 lines
1.7 KiB
C#
58 lines
1.7 KiB
C#
using UnityEngine;
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namespace Cielonos.MainGame.Effects
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{
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/// <summary>
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/// 单个残影个体生命周期与渐隐控制器。
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/// </summary>
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public class AfterImageItem : MonoBehaviour
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{
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private MeshRenderer[] renderers;
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private MaterialPropertyBlock propBlock;
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private float fadeSpeed;
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private float currentFade = 1f;
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public void Initialize(MeshFilter[] filters, MeshRenderer[] renderers, Material afterImageMat, float duration)
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{
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this.renderers = renderers;
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this.fadeSpeed = 1f / duration;
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this.propBlock = new MaterialPropertyBlock();
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foreach (var renderer in renderers)
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{
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if (renderer != null)
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{
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renderer.sharedMaterial = afterImageMat;
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}
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}
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}
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private void Update()
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{
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currentFade -= Time.deltaTime * fadeSpeed;
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if (currentFade <= 0f)
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{
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// 必须手动销毁运行时烘焙出的 Mesh 资源，防止显存泄漏 (GC 不会自动回收 BakeMesh 产生的网格)
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foreach (var filter in GetComponentsInChildren<MeshFilter>())
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{
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if (filter != null && filter.sharedMesh != null)
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{
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Destroy(filter.sharedMesh);
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}
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}
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Destroy(gameObject);
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return;
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}
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propBlock.SetFloat("_Fade", currentFade);
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foreach (var renderer in renderers)
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{
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if (renderer != null)
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{
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renderer.SetPropertyBlock(propBlock);
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}
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}
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}
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}
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}
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