إنشاء مخطط تفصيلي حول LWRP في الوحدة

 Shader "Unlit/SimpleColor" { SubShader { Tags { "RenderType"="Opaque" } LOD 100 Pass { Tags { "LightMode" = "LightweightForward" } Stencil { Ref 2 Comp always Pass replace } HLSLPROGRAM #pragma vertex vert #pragma fragment frag #include "Packages/com.unity.render-pipelines.lightweight/ShaderLibrary/Core.hlsl" struct appdata { float4 vertex : POSITION; }; struct v2f { float4 vertex : SV_POSITION; }; v2f vert (appdata v) { v2f o; o.vertex = TransformObjectToHClip(v.vertex.xyz); return o; } half4 frag (v2f i) : SV_Target { return half4(0.5h, 0.0h, 0.0h, 1.0h); } ENDHLSL } } } 

 Shader "Unlit/SimpleOutline" { SubShader { Tags { "RenderType"="Opaque" } LOD 100 Pass { Stencil { Ref 2 Comp notequal Pass keep } HLSLPROGRAM #pragma vertex vert #pragma fragment frag #include "Packages/com.unity.render-pipelines.lightweight/ShaderLibrary/Core.hlsl" struct appdata { float4 vertex : POSITION; }; struct v2f { float4 vertex : SV_POSITION; }; half4 _OutlineColor; v2f vert (appdata v) { v2f o; v.vertex.xyz += 0.2 * normalize(v.vertex.xyz); o.vertex = TransformObjectToHClip(v.vertex.xyz); return o; } half4 frag (v2f i) : SV_Target { return _OutlineColor; } ENDHLSL } } } 

 public class OutlinePassImpl : ScriptableRenderPass { private Material outlineMaterial; private FilterRenderersSettings m_OutlineFilterSettings; private int OutlineColorId; public OutlinePassImpl(Color outlineColor) { //      ,   ,    // SimpleColor RegisterShaderPassName("LightweightForward"); //   outline shader,   outlineMaterial = CoreUtils.CreateEngineMaterial("Unlit/SimpleOutline"); OutlineColorId = Shader.PropertyToID("_OutlineColor"); outlineMaterial.SetColor(OutlineColorId, outlineColor); m_OutlineFilterSettings = new FilterRenderersSettings(true) { renderQueueRange = RenderQueueRange.opaque, }; } public override void Execute(ScriptableRenderer renderer, ScriptableRenderContext context, ref RenderingData renderingData) { Camera camera = renderingData.cameraData.camera; SortFlags sortFlags = renderingData.cameraData.defaultOpaqueSortFlags; // a       DrawRendererSettings drawSettings = CreateDrawRendererSettings(camera, sortFlags, RendererConfiguration.None, renderingData.supportsDynamicBatching); drawSettings.SetOverrideMaterial(outlineMaterial, 0); context.DrawRenderers(renderingData.cullResults.visibleRenderers, ref drawSettings, m_OutlineFilterSettings); } } 

 public class OutlinePass : MonoBehaviour, IAfterOpaquePass { public Color OutlineColor; private OutlinePassImpl outlinePass; public ScriptableRenderPass GetPassToEnqueue(RenderTextureDescriptor baseDescriptor, RenderTargetHandle colorAttachmentHandle, RenderTargetHandle depthAttachmentHandle) { return outlinePass ?? (outlinePass = new OutlinePassImpl(OutlineColor)); } }