修改URP扩展包

2025-04-11 11:13:21 +08:00
parent 909d9040a4
commit f6d1cd4d87
28 changed files with 11 additions and 11 deletions
@@ -0,0 +1,17 @@
+{
+    "name": "MuHua.RenderPipeline",
+    "rootNamespace": "",
+    "references": [
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+        "GUID:df380645f10b7bc4b97d4f5eb6303d95"
+    ],
+    "includePlatforms": [],
+    "excludePlatforms": [],
+    "allowUnsafeCode": false,
+    "overrideReferences": false,
+    "precompiledReferences": [],
+    "autoReferenced": true,
+    "defineConstraints": [],
+    "versionDefines": [],
+    "noEngineReferences": false
+}
@@ -0,0 +1,7 @@
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@@ -0,0 +1,8 @@
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@@ -0,0 +1,85 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.Rendering;
+using UnityEngine.Rendering.Universal;
+
+namespace MuHua {
+	/// <summary>
+	/// 轮廓渲染设置
+	/// </summary>
+	public class SRFOutlineSettings {
+		/// <summary> 辅助材质 </summary>
+		public Material unlit;
+		/// <summary> 轮廓材质 </summary>
+		public Material outline;
+		/// <summary> 混合材质 </summary>
+		public Material blend;
+		/// <summary> 渲染对象 </summary>
+		public Renderer[] renderObjs = new Renderer[0];
+		/// <summary> 渲染事件 </summary>
+		public RenderPassEvent renderPassEvent = RenderPassEvent.AfterRenderingPostProcessing;
+	}
+	/// <summary>
+	/// 轮廓渲染通道
+	/// </summary>
+	public class SRFOutlinePass : ScriptableRenderPass {
+		public const string ProfilerTag = "Outline";
+
+		/// <summary> 渲染设置 </summary>
+		public SRFOutlineSettings settings;
+
+		/// <summary> 临时纹理 </summary>
+		public RTHandle tempRTHandle;
+		/// <summary> 轮廓纹理 </summary>
+		public RTHandle outlineRTHandle;
+
+		/// <summary> 渲染前设置 </summary>
+		public void Setup(SRFOutlineSettings settings, in RenderingData renderingData) {
+			this.settings = settings;
+			renderPassEvent = settings.renderPassEvent;
+			RenderTextureDescriptor descriptor = renderingData.cameraData.cameraTargetDescriptor;
+			descriptor.depthBufferBits = (int)DepthBits.None;
+			RenderingUtils.ReAllocateIfNeeded(ref outlineRTHandle, descriptor, name: "OutlineRT");
+			RenderingUtils.ReAllocateIfNeeded(ref tempRTHandle, descriptor, name: "TempRT");
+		}
+
+		public override void Execute(ScriptableRenderContext context, ref RenderingData renderingData) {
+			if (renderingData.cameraData.cameraType == CameraType.SceneView || renderingData.cameraData.cameraType == CameraType.Preview) return;
+
+			CommandBuffer command = CommandBufferPool.Get(ProfilerTag);
+
+			// 设置渲染目标为tempRTHandle
+			CoreUtils.SetRenderTarget(command, tempRTHandle);
+			// 清除纹理内容
+			CoreUtils.ClearRenderTarget(command, ClearFlag.All, Color.clear);
+			// 绘制渲染物体
+			DrawRenderer(command, settings.unlit);
+			// 设置tempRTHandle为outline的主纹理
+			settings.outline.SetTexture("_MainTex", tempRTHandle);
+			// 渲染出轮廓
+			Blitter.BlitTexture(command, tempRTHandle, outlineRTHandle, settings.outline, 0);
+
+			// 设置outlineRTHandle为blend的主纹理
+			settings.blend.SetTexture("_MainTex", outlineRTHandle);
+			// 把缓冲区的内容渲染到renderingData
+			Blit(command, ref renderingData, settings.blend, 0);
+
+			// 执行缓冲区
+			context.ExecuteCommandBuffer(command);
+			// 释放
+			CommandBufferPool.Release(command);
+			tempRTHandle.Release();
+			outlineRTHandle?.Release();
+		}
+
+		public void DrawRenderer(CommandBuffer command, Material material) {
+			for (int i = 0; i < settings.renderObjs.Length; i++) {
+				Renderer renderer = settings.renderObjs[i];
+				if (renderer == null) { continue; }
+				command.DrawRenderer(renderer, material, 0, 0);
+			}
+		}
+
+	}
+}
@@ -0,0 +1,11 @@
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@@ -0,0 +1,8 @@
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@@ -0,0 +1,70 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.Rendering;
+using UnityEngine.Rendering.Universal;
+
+namespace MuHua {
+	/// <summary>
+	/// 渲染轮廓功能
+	/// </summary>
+	public class SRFOutline : ScriptableRendererFeature {
+		[Tooltip("轮廓大小")] public float size = 5;
+		[Tooltip("辅助材质")] public Material unlit;
+		[Tooltip("轮廓材质")] public Material outline;
+		[Tooltip("混合材质")] public Material blend;
+		/// <summary> 渲染Event </summary>
+		public RenderPassEvent renderPassEvent = RenderPassEvent.AfterRenderingPostProcessing;
+
+		/// <summary> 渲染对象 </summary>
+		public static List<Renderer> RenderObjs = new List<Renderer>();
+		/// <summary> 是否有效 </summary>
+		public bool IsValid => unlit != null && outline != null && blend != null;
+
+		/// <summary> 渲染通道 </summary>
+		private SRFOutlinePass outlinePass;
+		/// <summary> 渲染设置 </summary>
+		private SRFOutlineSettings settings;
+
+		public override void Create() {
+			outlinePass = new SRFOutlinePass();
+			settings = new SRFOutlineSettings();
+		}
+
+		public override void AddRenderPasses(ScriptableRenderer renderer, ref RenderingData renderingData) {
+			if (!IsValid) { return; }
+
+			RenderObjs.RemoveAll(obj => obj == null);
+
+			settings.unlit = unlit;
+			settings.outline = outline;
+			settings.blend = blend;
+			settings.renderObjs = RenderObjs.ToArray();
+			settings.renderPassEvent = renderPassEvent;
+
+			outlinePass.Setup(settings, renderingData);
+			renderer.EnqueuePass(outlinePass);
+			Dispose();
+		}
+
+		/// <summary> 添加到渲染队列 </summary>
+		public static void Add(Renderer renderer, bool isClear) {
+			if (isClear) { Clear(); }
+			if (RenderObjs.Contains(renderer)) { RenderObjs.Add(renderer); }
+		}
+		/// <summary> 添加到渲染队列 </summary>
+		public static void Add(Renderer[] renderers, bool isClear) {
+			if (isClear) { Clear(); }
+			RenderObjs.AddRange(renderers);
+		}
+		/// <summary> 移出渲染队列 </summary>
+		public static void Remove(Renderer renderer) {
+			if (RenderObjs.Contains(renderer)) { RenderObjs.Remove(renderer); }
+		}
+		/// <summary> 清空队列 </summary>
+		public static void Clear() {
+			RenderObjs?.Clear();
+			RenderObjs = new List<Renderer>();
+		}
+	}
+}
@@ -0,0 +1,11 @@
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