68 lines
2.0 KiB
C#
68 lines
2.0 KiB
C#
using System.Collections.Generic;
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using Module.Log;
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using UnityEngine;
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public class UICameraMaskable : MonoBehaviour
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{
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public static int clipAreaPropertyId;
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public UICameraMask mask { get; private set; }
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private List<Material> materialList;
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private bool started;
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private void OnEnable()
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{
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if (started)
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{
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mask = GetParentMask(transform);
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if (mask == null)
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{
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LogModule.WarningLog(string.Format("物体{0}上的UICameraMaskable无法找到Mask！", gameObject.name));
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UICameraMask.RemoveClipForOne(this);
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}
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else
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{
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mask.AddClippable(this);
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}
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}
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}
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private void OnDisable()
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{
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if (mask != null)
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mask.RemoveClippable(this);
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}
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private void OnDestroy()
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{
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for (int i = 0; i < materialList.Count; i++)
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Destroy(materialList[i]);
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}
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private void Start()
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{
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if (clipAreaPropertyId == 0)
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clipAreaPropertyId = Shader.PropertyToID("_ClipArea");
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materialList = new List<Material>();
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var renderers = GetComponentsInChildren<Renderer>();
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for (int i = 0; i < renderers.Length; i++)
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for (int j = 0; j < renderers[i].materials.Length; j++)
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materialList.Add(renderers[i].materials[j]);
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started = true;
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OnEnable();
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}
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private static UICameraMask GetParentMask(Transform child)
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{
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Transform parent = child.parent;
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if (parent == null)
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return null;
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else
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{
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var uiCameraMask = parent.GetComponent<UICameraMask>();
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if (uiCameraMask)
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return uiCameraMask;
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else
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return GetParentMask(parent);
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}
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}
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public void SetClipRect(Vector4 area)
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{
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for (int i = 0; i < materialList.Count; i++)
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materialList[i].SetVector(clipAreaPropertyId, area);
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}
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} |