138 lines
4.6 KiB
C#
138 lines
4.6 KiB
C#
using UnityEngine;
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using UnityEngine.EventSystems;
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using UnityEngine.UI;
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/// <summary>
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/// UI 界面上的特效管理类 绑定在特效的最外层物体上（特效的Prefab上）
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/// </summary>
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public class UIParticleSystem : UIBehaviour
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{
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private static Shader _replaceShader;
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private int _LastAddOrder;
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private bool _started;
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private UiMaskListener _maskListener;
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protected override void OnEnable()
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{
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base.OnEnable();
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var renders = gameObject.GetComponentsInChildren<Renderer>();
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for (var i = 0; i < renders.Length; i++)
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{
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var renderroder = renders[i].sortingOrder;
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renders[i].sortingOrder = renderroder > 0 ? renderroder : 1;
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var meshRender = renders[i].gameObject.GetComponent<MeshRendererOrder>();
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if (meshRender != null)
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meshRender.sortingOrder = renderroder > 0 ? renderroder : 1;
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}
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Init();
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if (_started)
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SetCullListening(true);
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}
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protected override void Start()
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{
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base.Start();
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var mask = gameObject.GetComponentInParent<Mask>();
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if (mask != null)
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{
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_maskListener = mask.gameObject.EnsureComponent<UiMaskListener>();
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SetCullListening(true);
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}
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_started = true;
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}
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private void SetCullListening(bool isEnable)
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{
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if (_maskListener != null)
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{
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_maskListener.onMaskUndate -= Cull;
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if (isEnable)
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_maskListener.onMaskUndate += Cull;
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}
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}
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public void Init()
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{
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var wndParent = gameObject.GetComponentsInParent<WindowSign>();
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if (wndParent.Length <= 0)
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return;
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wndParent[0].SetWndDirty();
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}
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protected override void OnDisable()
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{
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base.OnDisable();
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var wndParent = gameObject.GetComponentsInParent<WindowSign>();
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if (wndParent.Length <= 0)
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return;
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wndParent[0].SetWndDirty();
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SetCullListening(false);
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}
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public void SortParticle(int order)
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{
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if (order > 0)
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order -= _LastAddOrder;
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var renders = gameObject.GetComponentsInChildren<Renderer>();
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for (var i = 0; i < renders.Length; i++)
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{
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var renderroder = renders[i].sortingOrder;
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renderroder += order;
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renders[i].sortingOrder = renderroder > 0 ? renderroder : 1;
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var meshRender = renders[i].gameObject.GetComponent<MeshRendererOrder>();
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if (meshRender != null)
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meshRender.sortingOrder = renderroder > 0 ? renderroder : 1;
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}
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_LastAddOrder += order;
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}
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//检查一下是否是在UI的裁剪区域
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private void Cull(UiMaskListener listener)
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{
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var renderers = gameObject.GetComponentsInChildren<Renderer>();
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if (renderers.Length < 1)
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return;
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if (_maskListener != null)
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{
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var rect = _maskListener.rect;
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for (var i = 0; i < renderers.Length; i++)
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{
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var renderItem = renderers[i];
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for (var j = 0; j < renderItem.sharedMaterials.Length; j++)
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{
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if (renderItem.sharedMaterials[j] != null)
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{
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var shader = renderItem.sharedMaterials[j].shader;
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if (shader != null)
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{
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var cull = false;
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if (shader.name.Contains("AdditiveAlphaWrite"))
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{
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if (_replaceShader == null)
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_replaceShader = Shader.Find("Zhanyou/Particles/AdditiveAlphaWriteMask");
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if (_replaceShader != null)
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{
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renderItem.materials[j].shader = _replaceShader;
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cull = true;
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}
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}
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else if (shader.name.Contains("AlphaBlendAlphaWrite"))
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{
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cull = true;
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}
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if (cull)
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{
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var material = renderItem.materials[j];
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material.SetFloat("_UseMask", 2);
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material.SetVector("_ClipRect", rect);
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}
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}
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}
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}
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}
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}
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}
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} |