From 8b921e93737c5451feb4e5e846d0eebef5463949 Mon Sep 17 00:00:00 2001 From: LiRuoChen <571244399@qq.com> Date: Fri, 5 Jun 2026 14:39:32 +0800 Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A0=E4=BE=9D=E8=B5=96=EF=BC=8C?= =?UTF-8?q?=E8=BD=ACutf8?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- ...endetectiongrolayerpickerUrp.Editor.asmdef | 3 +- ...s3.ScreendetectiongrolayerpickerUrp.asmdef | 3 +- .../ScreenMeshPicking.shader | 20 +++++----- .../GeoLayerPickerRenderPassFeature.cs | 40 +++++++++---------- 4 files changed, 34 insertions(+), 32 deletions(-) diff --git a/Editor/Lrss3.ScreendetectiongrolayerpickerUrp.Editor.asmdef b/Editor/Lrss3.ScreendetectiongrolayerpickerUrp.Editor.asmdef index e22d85c..a681103 100644 --- a/Editor/Lrss3.ScreendetectiongrolayerpickerUrp.Editor.asmdef +++ b/Editor/Lrss3.ScreendetectiongrolayerpickerUrp.Editor.asmdef @@ -6,7 +6,8 @@ "Unity.RenderPipelines.Universal.Runtime", "Unity.RenderPipelines.Universal.Editor", "Unity.RenderPipelines.Core.Runtime", - "Unity.RenderPipelines.Core.Editor" + "Unity.RenderPipelines.Core.Editor", + "Lrss3.Deconstruction" ], "includePlatforms": [ "Editor" diff --git a/Runtime/Lrss3.ScreendetectiongrolayerpickerUrp.asmdef b/Runtime/Lrss3.ScreendetectiongrolayerpickerUrp.asmdef index a2ab97a..f804f28 100644 --- a/Runtime/Lrss3.ScreendetectiongrolayerpickerUrp.asmdef +++ b/Runtime/Lrss3.ScreendetectiongrolayerpickerUrp.asmdef @@ -3,7 +3,8 @@ "rootNamespace": "", "references": [ "Unity.RenderPipelines.Core.Runtime", - "Unity.RenderPipelines.Universal.Runtime" + "Unity.RenderPipelines.Universal.Runtime", + "Lrss3.Deconstruction" ], "includePlatforms": [], "excludePlatforms": [], diff --git a/Runtime/MeshDetection_Builtin/ScreenMeshPicking.shader b/Runtime/MeshDetection_Builtin/ScreenMeshPicking.shader index 86abbcc..2726856 100644 --- a/Runtime/MeshDetection_Builtin/ScreenMeshPicking.shader +++ b/Runtime/MeshDetection_Builtin/ScreenMeshPicking.shader @@ -2,7 +2,7 @@ Shader "XericLibrary/ScreenDectection/MeshPicking" { Properties { - // 传入材质ID + // 浼犲叆鏉愯川ID _MatID ("Material ID", Int) = 0 } SubShader @@ -12,7 +12,7 @@ Shader "XericLibrary/ScreenDectection/MeshPicking" Pass { - // 关闭光照和雾效，纯数据输出 + // 鍏抽棴鍏夌収鍜岄浘鏁堬紝绾暟鎹緭鍑 Lighting Off Fog { Mode Off } @@ -29,31 +29,31 @@ Shader "XericLibrary/ScreenDectection/MeshPicking" struct v2f { float4 vertex : SV_POSITION; - float3 worldPos : TEXCOORD0; // 传递世界坐标给片段着色器 + float3 worldPos : TEXCOORD0; // 浼犻掍笘鐣屽潗鏍囩粰鐗囨鐫鑹插櫒 }; - int _MatID; // 接收材质ID + int _MatID; // 鎺ユ敹鏉愯川ID v2f vert (appdata v) { v2f o; o.vertex = UnityObjectToClipPos(v.vertex); - // 计算世界坐标并传递 + // 璁＄畻涓栫晫鍧愭爣骞朵紶閫 o.worldPos = mul(unity_ObjectToWorld, v.vertex).xyz; return o; } fixed4 frag (v2f i) : SV_Target { - // 1. 将世界坐标编码到 RGB 通道 - // 假设你的地质模型世界坐标范围在 -1000 到 1000 之间 - // 加上 1000 变成 0~2000，再除以 2000 变成 0~1 + // 1. 灏嗕笘鐣屽潗鏍囩紪鐮佸埌 RGB 閫氶亾 + // 鍋囪浣犵殑鍦拌川妯″瀷涓栫晫鍧愭爣鑼冨洿鍦 -1000 鍒 1000 涔嬮棿 + // 鍔犱笂 1000 鍙樻垚 0~2000锛屽啀闄や互 2000 鍙樻垚 0~1 float3 encodedPos = (i.worldPos + 1000.0) / 2000.0; - // 2. 将材质ID编码到 Alpha 通道 (假设ID不超过255) + // 2. 灏嗘潗璐↖D缂栫爜鍒 Alpha 閫氶亾 (鍋囪ID涓嶈秴杩255) float encodedID = _MatID / 255.0; - // 输出 RGBA = (PosX, PosY, PosZ, MatID) + // 杈撳嚭 RGBA = (PosX, PosY, PosZ, MatID) return fixed4(encodedPos.x, encodedPos.y, encodedPos.z, encodedID); } ENDCG diff --git a/Runtime/MeshDetection_URP/GeoLayerPickerRenderPassFeature.cs b/Runtime/MeshDetection_URP/GeoLayerPickerRenderPassFeature.cs index f1d8638..aae099b 100644 --- a/Runtime/MeshDetection_URP/GeoLayerPickerRenderPassFeature.cs +++ b/Runtime/MeshDetection_URP/GeoLayerPickerRenderPassFeature.cs @@ -3,10 +3,10 @@ using UnityEngine; using UnityEngine.Rendering; using UnityEngine.Rendering.Universal; -#if UNITY_2022_1_OR_NEWER // urp 13 +// #if UNITY_2022_1_OR_NEWER // urp 13 namespace XericLibrary.PostProcess { - // 定义数据结构，用来存储展平后的 SubMesh 信息 + // 瀹氫箟鏁版嵁缁撴瀯锛岀敤鏉ュ瓨鍌ㄥ睍骞冲悗鐨 SubMesh 淇℃伅 [System.Serializable] public struct SubMeshDrawData { @@ -19,13 +19,13 @@ namespace XericLibrary.PostProcess public class GeoLayerPickerRenderPassFeature : ScriptableRendererFeature { - // 在 Feature 外部类中，添加 Inspector 面板需要的配置参数 - [Header("拾取设置")] + // 鍦 Feature 澶栭儴绫讳腑锛屾坊鍔 Inspector 闈㈡澘闇瑕佺殑閰嶇疆鍙傛暟 + [Header("鎷惧彇璁剧疆")] public Material pickMaterial; public MeshFilter[] geoMeshes; public Vector2Int pickRTSize = new Vector2Int(64, 64); - // 内部持有的资源 + // 鍐呴儴鎸佹湁鐨勮祫婧 private RenderTexture m_PickRT; private List m_DrawList = new List(); @@ -39,7 +39,7 @@ namespace XericLibrary.PostProcess public override void OnCameraSetup(CommandBuffer cmd, ref RenderingData renderingData) { - // 在 URP 中，必须在这里告诉管线我们要渲染到哪张 RT 上 + // 鍦 URP 涓紝蹇呴』鍦ㄨ繖閲屽憡璇夌绾挎垜浠娓叉煋鍒板摢寮 RT 涓 if (passRT != null) { ConfigureTarget(new RenderTargetIdentifier(passRT)); @@ -49,27 +49,27 @@ namespace XericLibrary.PostProcess public override void Execute(ScriptableRenderContext context, ref RenderingData renderingData) { - // 安全检查 + // 瀹夊叏妫鏌 if (passMaterial == null || passRT == null || passDrawList == null || passDrawList.Count == 0) return; - // 从对象池获取 CommandBuffer (性能更好) + // 浠庡璞℃睜鑾峰彇 CommandBuffer (鎬ц兘鏇村ソ) CommandBuffer cmd = CommandBufferPool.Get("GeoLayerPickBuffer"); - // 在 URP 13 中，绝对不能在 Execute 里用 cmd.SetRenderTarget()。必须重写 OnCameraSetup，使用 ConfigureTarget() 告诉 URP 这个 Pass 的输出目标是你创建的 m_PickRT。 - // 设置视口为 RT 的尺寸 (64x64) + // 鍦 URP 13 涓紝缁濆涓嶈兘鍦 Execute 閲岀敤 cmd.SetRenderTarget()銆傚繀椤婚噸鍐 OnCameraSetup锛屼娇鐢 ConfigureTarget() 鍛婅瘔 URP 杩欎釜 Pass 鐨勮緭鍑虹洰鏍囨槸浣犲垱寤虹殑 m_PickRT銆 + // 璁剧疆瑙嗗彛涓 RT 鐨勫昂瀵 (64x64) cmd.SetViewport(new Rect(0, 0, passRT.width, passRT.height)); - // 【核心】遍历绘制每一个 SubMesh + // 銆愭牳蹇冦戦亶鍘嗙粯鍒舵瘡涓涓 SubMesh for (int i = 0; i < passDrawList.Count; i++) { var data = passDrawList[i]; cmd.SetGlobalInt(m_MatIDProperty, data.uniqueMatID); - // 注意第四个参数 submeshIndex，这是多材质插槽的关键 + // 娉ㄦ剰绗洓涓弬鏁 submeshIndex锛岃繖鏄鏉愯川鎻掓Ы鐨勫叧閿 cmd.DrawMesh(data.mesh, data.matrix, passMaterial, data.subMeshIndex); } - // 提交命令给 GPU 执行 + // 鎻愪氦鍛戒护缁 GPU 鎵ц context.ExecuteCommandBuffer(cmd); CommandBufferPool.Release(cmd); } @@ -87,7 +87,7 @@ namespace XericLibrary.PostProcess m_ScriptablePass.renderPassEvent = RenderPassEvent.AfterRenderingOpaques; - // 【步骤 4】在 Create 中初始化 RT，并展平 SubMesh 数据 + // 銆愭楠 4銆戝湪 Create 涓垵濮嬪寲 RT锛屽苟灞曞钩 SubMesh 鏁版嵁 if (m_PickRT != null) m_PickRT.Release(); m_PickRT = new RenderTexture(pickRTSize.x, pickRTSize.y, 0, RenderTextureFormat.ARGB32); m_PickRT.Create(); @@ -96,19 +96,19 @@ namespace XericLibrary.PostProcess } - // 提供一个公开方法，方便运行时动态刷新网格列表 + // 鎻愪緵涓涓叕寮鏂规硶锛屾柟渚胯繍琛屾椂鍔ㄦ佸埛鏂扮綉鏍煎垪琛 public void RebuildDrawList() { m_DrawList.Clear(); if (geoMeshes == null) return; - int globalIDCounter = 1; // ID 从 1 开始，0 留给背景 + int globalIDCounter = 1; // ID 浠 1 寮濮嬶紝0 鐣欑粰鑳屾櫙 foreach (var mf in geoMeshes) { if (mf == null || mf.sharedMesh == null) continue; - // 遍历网格的每一个材质插槽 (SubMesh) + // 閬嶅巻缃戞牸鐨勬瘡涓涓潗璐ㄦ彃妲 (SubMesh) for (int sub = 0; sub < mf.sharedMesh.subMeshCount; sub++) { m_DrawList.Add(new SubMeshDrawData @@ -124,7 +124,7 @@ namespace XericLibrary.PostProcess public override void AddRenderPasses(ScriptableRenderer renderer, ref RenderingData renderingData) { - // 将外部数据传递给内部的 Pass，并注入管线 + // 灏嗗閮ㄦ暟鎹紶閫掔粰鍐呴儴鐨 Pass锛屽苟娉ㄥ叆绠＄嚎 if (m_ScriptablePass != null) { m_ScriptablePass.passMaterial = pickMaterial; @@ -136,8 +136,8 @@ namespace XericLibrary.PostProcess } - // 暴露 RT 给外部读取像素用 + // 鏆撮湶 RT 缁欏閮ㄨ鍙栧儚绱犵敤 public RenderTexture GetPickRT() => m_PickRT; } } -#endif \ No newline at end of file +// #endif \ No newline at end of file