HighlightingEffect

该脚本需要搭载在有 Camera 组件的物体下才能正确显示

using UnityEngine;// 委托突出显示事件
public delegate void HighlightingEventHandler(bool state, bool zWrite);[RequireComponent(typeof(Camera))]
public class HighlightingEffect : MonoBehaviour
{// 事件，用于在向突出显示缓冲区呈现之前通知highlightable对象更改其材质public static event HighlightingEventHandler highlightingEvent;#region Inspector Fields// 模板(高亮显示)缓冲深度   0  默认  1  强大  2  速度  3  质量[Header("高亮显示缓冲深度")]public int stencilZBufferDepth = 0;// 模板(高亮显示)缓冲大小降低采样因子[Header("高亮显示缓冲大小降低采样因子")]public int _downsampleFactor = 4;// 模糊迭代[Header("模糊迭代")]public int iterations = 2;// 模糊最小传播[Header("模糊最小传播")][Range(0.0f,3.0f)]public float blurMinSpread = 0.65f;// 每次迭代的模糊扩展[Header("每次迭代的模糊扩展")][Range(0.0f, 3.0f)]public float blurSpread = 0.25f;// 模糊材质的模糊强度[Header("模糊材质的模糊强度")][Range(0.0f, 1.0f)]public float _blurIntensity = 0.3f;// 这些属性只在编辑器中可用——我们不需要在独立构建中使用它们
#if UNITY_EDITOR// z缓冲写状态getter/setterpublic bool stencilZBufferEnabled{get{return (stencilZBufferDepth > 0);}set{if (stencilZBufferEnabled != value){stencilZBufferDepth = value ? 16 : 0;}}}// 将采样因子getter / setterpublic int downsampleFactor{get{if (_downsampleFactor == 1){return 0;}if (_downsampleFactor == 2){return 1;}return 2;}set{if (value == 0){_downsampleFactor = 1;}if (value == 1){_downsampleFactor = 2;}if (value == 2){_downsampleFactor = 4;}}}// 模糊alpha强度的获取/设置public float blurIntensity{get{return _blurIntensity;}set{if (_blurIntensity != value){_blurIntensity = value;if (Application.isPlaying){blurMaterial.SetFloat("_Intensity", _blurIntensity);}}}}
#endif#endregion#region Private Fields// 突出显示相机图层，剔除蒙版private int layerMask = (1 << HighlightableObject.highlightingLayer);// 这个GameObject引用private GameObject go = null;// 渲染模板缓冲游戏对象的摄像头private GameObject shaderCameraGO = null;// 渲染模板缓冲的摄像头private Camera shaderCamera = null;// 渲染纹理与模具缓冲private RenderTexture stencilBuffer = null;// 相机参考private Camera refCam = null;// 模糊材质private static Shader _blurShader;private static Shader blurShader{get{if (_blurShader == null){_blurShader = Shader.Find("Hidden/Highlighted/Blur");}return _blurShader;}}// 合成材质private static Shader _compShader;private static Shader compShader {get{if (_compShader == null){_compShader = Shader.Find("Hidden/Highlighted/Composite");}return _compShader;}}// 模糊材质private static Material _blurMaterial = null;private static Material blurMaterial{get{if (_blurMaterial == null){_blurMaterial = new Material(blurShader);_blurMaterial.hideFlags = HideFlags.HideAndDontSave;}return _blurMaterial;}}// 合成材质private static Material _compMaterial = null;private static Material compMaterial{get{if (_compMaterial == null){_compMaterial = new Material(compShader);_compMaterial.hideFlags = HideFlags.HideAndDontSave;}return _compMaterial;}}#endregionvoid Awake(){go = gameObject;refCam = GetComponent<Camera>();}void OnDisable(){if (shaderCameraGO != null){DestroyImmediate(shaderCameraGO);}if (_blurShader){_blurShader = null;}if (_compShader){_compShader = null;}if (_blurMaterial){DestroyImmediate(_blurMaterial);}if (_compMaterial){DestroyImmediate(_compMaterial);}if (stencilBuffer != null){RenderTexture.ReleaseTemporary(stencilBuffer);stencilBuffer = null;}}void Start(){// 如果不支持图像效果，请禁用if (!SystemInfo.supportsImageEffects){Debug.LogWarning("HighlightingSystem : Image effects is not supported on this platform! Disabling.");this.enabled = false;return;}// 禁用如果渲染纹理不受支持if (!SystemInfo.supportsRenderTextures){Debug.LogWarning("HighlightingSystem : RenderTextures is not supported on this platform! Disabling.");this.enabled = false;return;}// 如果不支持渲染纹理格式，请禁用if (!SystemInfo.SupportsRenderTextureFormat(RenderTextureFormat.ARGB32)){Debug.LogWarning("HighlightingSystem : RenderTextureFormat.ARGB32 is not supported on this platform! Disabling.");this.enabled = false;return;}// 如果不支持渲染纹理HighlightingStencilOpaque格式，请禁用if (!Shader.Find("Hidden/Highlighted/StencilOpaque").isSupported){Debug.LogWarning("HighlightingSystem : HighlightingStencilOpaque shader is not supported on this platform! Disabling.");this.enabled = false;return;}// 如果HighlightingStencilTransparent着色器不支持，请禁用if (!Shader.Find("Hidden/Highlighted/StencilTransparent").isSupported){Debug.LogWarning("HighlightingSystem : HighlightingStencilTransparent shader is not supported on this platform! Disabling.");this.enabled = false;return;}//如果 HighlightingStencilOpaqueZ 着色器不支持，请禁用if (!Shader.Find("Hidden/Highlighted/StencilOpaqueZ").isSupported){Debug.LogWarning("HighlightingSystem : HighlightingStencilOpaqueZ shader is not supported on this platform! Disabling.");this.enabled = false;return;}//如果 HighlightingStencilTransparentZ 着色器不支持，请禁用if (!Shader.Find("Hidden/Highlighted/StencilTransparentZ").isSupported){Debug.LogWarning("HighlightingSystem : HighlightingStencilTransparentZ shader is not supported on this platform! Disabling.");this.enabled = false;return;}//如果 HighlightingBlur 着色器不支持，请禁用if (!blurShader.isSupported){Debug.LogWarning("HighlightingSystem : HighlightingBlur shader is not supported on this platform! Disabling.");this.enabled = false;return;}//如果 HighlightingComposite 着色器不支持，请禁用if (!compShader.isSupported){Debug.LogWarning("HighlightingSystem : HighlightingComposite shader is not supported on this platform! Disabling.");this.enabled = false;return;}// 在模糊着色器中设置初始强度blurMaterial.SetFloat("_Intensity", _blurIntensity);}// 执行一次模糊迭代public void FourTapCone(RenderTexture source, RenderTexture dest, int iteration){float off = blurMinSpread + iteration * blurSpread;blurMaterial.SetFloat("_OffsetScale", off);Graphics.Blit(source, dest, blurMaterial);}// Downsamples源纹理private void DownSample4x(RenderTexture source, RenderTexture dest){float off = 1.0f;blurMaterial.SetFloat("_OffsetScale", off);Graphics.Blit(source, dest, blurMaterial);}// 将所有突出显示的对象呈现到模板缓冲区void OnPreRender(){#if UNITY_4_0if (this.enabled == false || go.activeInHierarchy == false)#elseif (this.enabled == false || go.active == false)#endifreturn;if (stencilBuffer != null){RenderTexture.ReleaseTemporary(stencilBuffer);stencilBuffer = null;}// 打开高亮着色器if (highlightingEvent != null){highlightingEvent(true, (stencilZBufferDepth > 0));}// 如果没有高光物体，我们不需要渲染场景else{return;}stencilBuffer = RenderTexture.GetTemporary((int)GetComponent<Camera>().pixelWidth, (int)GetComponent<Camera>().pixelHeight, stencilZBufferDepth, RenderTextureFormat.ARGB32);if (!shaderCameraGO){shaderCameraGO = new GameObject("HighlightingCamera", typeof(Camera));shaderCameraGO.GetComponent<Camera>().enabled = false;shaderCameraGO.hideFlags = HideFlags.HideAndDontSave;}if (!shaderCamera){shaderCamera = shaderCameraGO.GetComponent<Camera>();}shaderCamera.CopyFrom(refCam);//shaderCamera.projectionMatrix = refCam.projectionMatrix;       // 取消注释这一行，如果你有问题使用高亮系统与自定义投影矩阵对您的相机shaderCamera.cullingMask = layerMask;shaderCamera.rect = new Rect(0f, 0f, 1f, 1f);shaderCamera.renderingPath = RenderingPath.VertexLit;shaderCamera.allowHDR = false;shaderCamera.useOcclusionCulling = false;shaderCamera.backgroundColor = new Color(0f, 0f, 0f, 0f);shaderCamera.clearFlags = CameraClearFlags.SolidColor;shaderCamera.targetTexture = stencilBuffer;shaderCamera.Render();// 关闭高亮着色器if (highlightingEvent != null){highlightingEvent(false, false);}}// 用高光合成最后一帧void OnRenderImage(RenderTexture source, RenderTexture destination){// 如果由于某种原因没有创建stencilBufferif (stencilBuffer == null){// 只需将framebuffer传输到目的地Graphics.Blit(source, destination);return;}// 创建两个缓冲区来模糊图像int width = source.width / _downsampleFactor;int height = source.height / _downsampleFactor;RenderTexture buffer = RenderTexture.GetTemporary(width, height, stencilZBufferDepth, RenderTextureFormat.ARGB32);RenderTexture buffer2 = RenderTexture.GetTemporary(width, height, stencilZBufferDepth, RenderTextureFormat.ARGB32);// 复制模具缓冲到4x4的小纹理DownSample4x(stencilBuffer, buffer);// 模糊小纹理bool oddEven = true;for (int i = 0; i < iterations; i++){if (oddEven){FourTapCone(buffer, buffer2, i);}else{FourTapCone(buffer2, buffer, i);}oddEven = !oddEven;}// 构成compMaterial.SetTexture("_StencilTex", stencilBuffer);compMaterial.SetTexture("_BlurTex", oddEven ? buffer : buffer2);Graphics.Blit(source, destination, compMaterial);// 清除RenderTexture.ReleaseTemporary(buffer);RenderTexture.ReleaseTemporary(buffer2);if (stencilBuffer != null){RenderTexture.ReleaseTemporary(stencilBuffer);stencilBuffer = null;}}
}

HighlightableObject

高亮控制

using UnityEngine;
using System.Collections;
using System.Collections.Generic;public class HighlightableObject : MonoBehaviour
{#region Editable Fields// 建立层预留给突出显示public static int highlightingLayer = 7;// 高光开启速度private static float constantOnSpeed = 4.5f;// 高亮关闭速度private static float constantOffSpeed = 4f;// 默认的透明截止值用于没有_Cutoff属性的着色器private static float transparentCutoff = 0.5f;#endregion#region Private Fields// 2 * PI常数要求闪烁private const float doublePI = 2f * Mathf.PI;// 缓存的材质private List<HighlightingRendererCache> highlightableRenderers;// 缓存的高亮对象层private int[] layersCache;// 需要重新安装材质布尔private bool materialsIsDirty = true;// 当前高亮状态private bool currentState = false;// 当前材质突出颜色private Color currentColor;// 转换活动布尔private bool transitionActive = false;// 当前过渡值private float transitionValue = 0f;// 闪烁的频率private float flashingFreq = 2f;// One-frame 高亮布尔private bool once = false;// One-frame 高亮颜色private Color onceColor = Color.red;// 闪烁布尔private bool flashing = false;// 闪烁颜色最小值private Color flashingColorMin = new Color(0.0f, 1.0f, 1.0f, 0.0f);// 闪烁的色彩最大值private Color flashingColorMax = new Color(0.0f, 1.0f, 1.0f, 1.0f);// 常量高亮状态布尔private bool constantly = false;// 持续颜色private Color constantColor = Color.yellow;// 遮光板private bool occluder = false;// 当前使用的着色器ZWriting状态private bool zWrite = false;// 遮挡颜色(不要碰这个!)private readonly Color occluderColor = new Color(0.0f, 0.0f, 0.0f, 0.005f);// private Material highlightingMaterial{get{return zWrite ? opaqueZMaterial : opaqueMaterial;}}// 常用(用于此组件)替换材质以突出不透明的几何图形private Material _opaqueMaterial;private Material opaqueMaterial{get{if (_opaqueMaterial == null){_opaqueMaterial = new Material(opaqueShader);_opaqueMaterial.hideFlags = HideFlags.HideAndDontSave;}return _opaqueMaterial;}}// 通用的(对于这个组件)替换材料不透明的几何图形突出显示与z缓冲写启用private Material _opaqueZMaterial;private Material opaqueZMaterial{get{if (_opaqueZMaterial == null){_opaqueZMaterial = new Material(opaqueZShader);_opaqueZMaterial.hideFlags = HideFlags.HideAndDontSave;}return _opaqueZMaterial;}}// private static Shader _opaqueShader;private static Shader opaqueShader{get{if (_opaqueShader == null){_opaqueShader = Shader.Find("Hidden/Highlighted/StencilOpaque");}return _opaqueShader;}}// private static Shader _transparentShader;public static Shader transparentShader{get{if (_transparentShader == null){_transparentShader = Shader.Find("Hidden/Highlighted/StencilTransparent");}return _transparentShader;}}// private static Shader _opaqueZShader;private static Shader opaqueZShader{get{if (_opaqueZShader == null){_opaqueZShader = Shader.Find("Hidden/Highlighted/StencilOpaqueZ");}return _opaqueZShader;}}// private static Shader _transparentZShader;private static Shader transparentZShader{get{if (_transparentZShader == null){_transparentZShader = Shader.Find("Hidden/Highlighted/StencilTransparentZ");}return _transparentZShader;}}#endregion#region Common// 渲染器缓存的内部类private class HighlightingRendererCache{public Renderer rendererCached;public GameObject goCached;private Material[] sourceMaterials;private Material[] replacementMaterials;private List<int> transparentMaterialIndexes;// 构造public HighlightingRendererCache(Renderer rend, Material[] mats, Material sharedOpaqueMaterial, bool writeDepth){rendererCached = rend;goCached = rend.gameObject;sourceMaterials = mats;replacementMaterials = new Material[mats.Length];transparentMaterialIndexes = new List<int>();for (int i = 0; i < mats.Length; i++){Material sourceMat = mats[i];if (sourceMat == null){continue;}string tag = sourceMat.GetTag("RenderType", true);if (tag == "Transparent" || tag == "TransparentCutout"){Material replacementMat = new Material(writeDepth ? transparentZShader : transparentShader);if (sourceMat.HasProperty("_MainTex")){replacementMat.SetTexture("_MainTex", sourceMat.mainTexture);replacementMat.SetTextureOffset("_MainTex", sourceMat.mainTextureOffset);replacementMat.SetTextureScale("_MainTex", sourceMat.mainTextureScale);}replacementMat.SetFloat("_Cutoff", sourceMat.HasProperty("_Cutoff") ? sourceMat.GetFloat("_Cutoff") : transparentCutoff);replacementMaterials[i] = replacementMat;transparentMaterialIndexes.Add(i);}else{replacementMaterials[i] = sharedOpaqueMaterial;}}}// 基于给定的状态变量，将缓存的渲染器的材质替换为高亮显示的材质并返回public void SetState(bool state){rendererCached.sharedMaterials = state ? replacementMaterials : sourceMaterials;}// 设置指定的颜色作为所有透明材质的突出显示颜色public void SetColorForTransparent(Color clr){for (int i = 0; i < transparentMaterialIndexes.Count; i++){replacementMaterials[transparentMaterialIndexes[i]].SetColor("_Outline", clr);}}}// private void OnEnable(){StartCoroutine(EndOfFrame());// 订阅高亮事件HighlightingEffect.highlightingEvent += UpdateEventHandler;}// private void OnDisable(){StopAllCoroutines();// 取消订阅突出显示事件HighlightingEffect.highlightingEvent -= UpdateEventHandler;// 清楚缓存渲染器if (highlightableRenderers != null){highlightableRenderers.Clear();}// 将突出显示参数重置为默认值layersCache = null;materialsIsDirty = true;currentState = false;currentColor = Color.clear;transitionActive = false;transitionValue = 0f;once = false;flashing = false;constantly = false;occluder = false;zWrite = false;/* // 重置高亮显示的自定义参数onceColor = Color.red;flashingColorMin = new Color(0f, 1f, 1f, 0f);flashingColorMax = new Color(0f, 1f, 1f, 1f);flashingFreq = 2f;constantColor = Color.yellow;*/if (_opaqueMaterial){DestroyImmediate(_opaqueMaterial);}if (_opaqueZMaterial){DestroyImmediate(_opaqueZMaterial);}}#endregion#region Public Methods/// <summary>/// 材质初始化 /// 如果突出显示的对象更改了它的材质或子对象，请调用此方法/// 可以多次调用每更新-渲染器重新初始化只会发生一次/// </summary>public void ReinitMaterials(){materialsIsDirty = true;}/// <summary>/// 立即恢复原始材料。过时了。使用ReinitMaterials ()/// </summary>public void RestoreMaterials(){Debug.LogWarning("HighlightingSystem : RestoreMaterials() is obsolete. Please use ReinitMaterials() instead.");ReinitMaterials();}/// <summary>/// 设置一帧高亮模式的颜色/// </summary>/// <param name='color'>/// 高亮颜色/// </param>public void OnParams(Color color){onceColor = color;}/// <summary>/// 打开单帧高亮显示/// </summary>public void On(){// 仅在此框架中突出显示对象once = true;}/// <summary>/// 用指定的颜色打开单帧高亮显示/// 可以多次调用每次更新，颜色只从最新的调用将被使用/// </summary>/// <param name='color'>/// Highlighting color./// </param>public void On(Color color){// 为一帧高亮设置新颜色onceColor = color;On();}/// <summary>/// 闪烁的参数设置/// </summary>/// <param name='color1'>/// Starting color./// </param>/// <param name='color2'>/// Ending color./// </param>/// <param name='freq'>/// Flashing frequency./// </param>public void FlashingParams(Color color1, Color color2, float freq){flashingColorMin = color1;flashingColorMax = color2;flashingFreq = freq;}/// <summary>/// 打开闪烁/// </summary>public void FlashingOn(){flashing = true;}/// <summary>/// 从颜色1切换到颜色2/// </summary>/// <param name='color1'>/// Starting color./// </param>/// <param name='color2'>/// Ending color./// </param>public void FlashingOn(Color color1, Color color2){flashingColorMin = color1;flashingColorMax = color2;FlashingOn();}/// <summary>/// 从color1到color2按指定频率打开闪烁/// </summary>/// <param name='color1'>/// Starting color./// </param>/// <param name='color2'>/// Ending color./// </param>/// <param name='freq'>/// Flashing frequency./// </param>public void FlashingOn(Color color1, Color color2, float freq){flashingFreq = freq;FlashingOn(color1, color2);}/// <summary>/// 按规定的频率打开闪光灯/// </summary>/// <param name='f'>/// Flashing frequency./// </param>public void FlashingOn(float freq){flashingFreq = freq;FlashingOn();}/// <summary>/// 关掉闪光/// </summary>public void FlashingOff(){flashing = false;}/// <summary>/// 切换闪光模式/// </summary>public void FlashingSwitch(){flashing = !flashing;}/// <summary>/// 设置常量高亮颜色/// </summary>/// <param name='color'>/// 不断强调颜色/// </param>public void ConstantParams(Color color){constantColor = color;}/// <summary>/// 淡入持续的高光/// </summary>public void ConstantOn(){// 使不断凸显constantly = true;// 开始过渡transitionActive = true;}/// <summary>/// 褪色在不断突出与给定的颜色/// </summary>/// <param name='color'>/// Constant highlighting color./// </param>public void ConstantOn(Color color){// 设置常量高亮颜色constantColor = color;ConstantOn();}/// <summary>/// 淡出持续的高光/// </summary>public void ConstantOff(){// 禁用不断凸显constantly = false;// Start transitiontransitionActive = true;}/// <summary>/// 切换不断凸显/// </summary>public void ConstantSwitch(){// Switch constant highlightingconstantly = !constantly;// Start transitiontransitionActive = true;}/// <summary>/// 立即打开持续高亮(不褪色)/// </summary>public void ConstantOnImmediate(){constantly = true;// Set transition value to 1transitionValue = 1f;// Stop transitiontransitionActive = false;}/// <summary>/// 立即用指定的颜色打开持续高亮(不褪色)/// </summary>/// <param name='color'>/// Constant highlighting color./// </param>public void ConstantOnImmediate(Color color){// Set constant highlighting colorconstantColor = color;ConstantOnImmediate();}/// <summary>/// 立即关闭持续高亮(不淡出)/// </summary>public void ConstantOffImmediate(){constantly = false;// Set transition value to 0transitionValue = 0f;// Stop transitiontransitionActive = false;}/// <summary>/// 立即切换常量高亮(不淡入/淡出)/// </summary>public void ConstantSwitchImmediate(){constantly = !constantly;// Set transition value to the final valuetransitionValue = constantly ? 1f : 0f;// Stop transitiontransitionActive = false;}/// <summary>/// 启用遮光板模式/// </summary>public void OccluderOn(){occluder = true;}/// <summary>/// 关闭遮光板模式/// </summary>public void OccluderOff(){occluder = false;}/// <summary>/// 切换遮光板模式/// </summary>public void OccluderSwitch(){occluder = !occluder;}/// <summary>/// 关掉所有类型的高亮显示/// </summary>public void Off(){// Turn off all types of highlightingonce = false;flashing = false;constantly = false;// Set transition value to 0transitionValue = 0f;// Stop transitiontransitionActive = false;}/// <summary>/// 销毁这个HighlightableObject组件/// </summary>public void Die(){Destroy(this);}#endregion#region Private Methods// 材质的初始化private void InitMaterials(bool writeDepth){currentState = false;zWrite = writeDepth;highlightableRenderers = new List<HighlightingRendererCache>();MeshRenderer[] mr = GetComponentsInChildren<MeshRenderer>();CacheRenderers(mr);SkinnedMeshRenderer[] smr = GetComponentsInChildren<SkinnedMeshRenderer>();CacheRenderers(smr);#if !UNITY_FLASH//ClothRenderer[] cr = GetComponentsInChildren<ClothRenderer>();//CacheRenderers(cr);#endifcurrentState = false;materialsIsDirty = false;currentColor = Color.clear;}// 缓存给定的渲染器属性private void CacheRenderers(Renderer[] renderers){for (int i = 0; i < renderers.Length; i++){Material[] materials = renderers[i].sharedMaterials;if (materials != null){highlightableRenderers.Add(new HighlightingRendererCache(renderers[i], materials, highlightingMaterial, zWrite));}}}// 更新突出显示颜色到一个给定的值private void SetColor(Color c){if (currentColor == c){return;}if (zWrite){opaqueZMaterial.SetColor("_Outline", c);}else{opaqueMaterial.SetColor("_Outline", c);}for (int i = 0; i < highlightableRenderers.Count; i++){highlightableRenderers[i].SetColorForTransparent(c);}currentColor = c;}// 如果需要，设置新的颜色private void UpdateColors(){// 如果高亮显示被禁用，不要更新颜色if (currentState == false){return;}if (occluder){SetColor(occluderColor);return;}if (once){SetColor(onceColor);return;}if (flashing){// 闪光频率不受时间尺度的影响Color c = Color.Lerp(flashingColorMin, flashingColorMax, 0.5f * Mathf.Sin(Time.realtimeSinceStartup * flashingFreq * doublePI) + 0.5f);SetColor(c);return;}if (transitionActive){Color c = new Color(constantColor.r, constantColor.g, constantColor.b, constantColor.a * transitionValue);SetColor(c);return;}else if (constantly){SetColor(constantColor);return;}}// 如果需要，计算新的转换值private void PerformTransition(){if (transitionActive == false){return;}float targetValue = constantly ? 1f : 0f;// 是否完成过渡if (transitionValue == targetValue){transitionActive = false;return;}if (Time.timeScale != 0f){// 计算不受时间影响的时间增量float unscaledDeltaTime = Time.deltaTime / Time.timeScale;// 计算新的过渡值transitionValue += (constantly ? constantOnSpeed : -constantOffSpeed) * unscaledDeltaTime;transitionValue = Mathf.Clamp01(transitionValue);}else{return;}}// 突出显示事件处理程序(主突出显示方法)private void UpdateEventHandler(bool trigger, bool writeDepth){// 更新并启用高亮显示if (trigger){// ZWriting状态是否改变if (zWrite != writeDepth){materialsIsDirty = true;}// 如果需要，初始化新材质if (materialsIsDirty){InitMaterials(writeDepth);}currentState = (once || flashing || constantly || transitionActive || occluder);if (currentState){UpdateColors();PerformTransition();if (highlightableRenderers != null){layersCache = new int[highlightableRenderers.Count];for (int i = 0; i < highlightableRenderers.Count; i++){GameObject go = highlightableRenderers[i].goCached;// 缓存层layersCache[i] = go.layer;// 临时设置层渲染由高亮效果相机go.layer = highlightingLayer;highlightableRenderers[i].SetState(true);}}}}// 禁用高亮显示else{if (currentState && highlightableRenderers != null){for (int i = 0; i < highlightableRenderers.Count; i++){highlightableRenderers[i].goCached.layer = layersCache[i];highlightableRenderers[i].SetState(false);}}}}IEnumerator EndOfFrame(){while (enabled){yield return new WaitForEndOfFrame();// 在场景中的每个高光效果完成渲染后，重置一帧高光状态once = false;}}#endregion
}

组件搭载

简单应用 可编写自定义脚本

前提：物体有碰撞盒
鼠标进入 物体闪烁
鼠标退出 物体停止闪烁

using System.Collections;
using System.Collections.Generic;
using UnityEngine;public class Highlight_ZH : MonoBehaviour
{protected HighlightableObject _HighlightableObject;void Awake(){_HighlightableObject = gameObject.AddComponent<HighlightableObject>();}private void OnMouseEnter(){_HighlightableObject.FlashingOn(Color.cyan, Color.red, 1);}private void OnMouseExit(){_HighlightableObject.FlashingOff();}
}

Camera 搭载

物体 搭载

实现效果

Shader 相关

这里面有所有的相关文件

下载地址: Unity 模型边缘高亮插件.

暂时先这样吧，如果有时间的话就会更新，实在看不明白就留言，看到我会回复的。
路漫漫其修远兮，与君共勉。

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Unity 物体高亮实现

Unity 物体高亮实现

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