Add Shadow / depth passes to lightweight unlit master node.

MaterialGraphProject/Assets/UnityShaderEditor/Editor/Data/LightweightPipeline/LightWeightUnlitSubShader.cs

                     materialOptions),
                 true);
 
+            var extraPassesTemplateLocation = ShaderGenerator.GetTemplatePath("lightweightUnlitExtraPasses.template");
+            if (File.Exists(extraPassesTemplateLocation))
+                subShader.AddShaderChunk(File.ReadAllText(extraPassesTemplateLocation), true);
+
+
             subShader.Deindent();
             subShader.AddShaderChunk("}", true);
 

MaterialGraphProject/Assets/UnityShaderEditor/Editor/Templates/lightweightUnlitExtraPasses.template

+Pass
+{
+    Tags{"LightMode" = "ShadowCaster"}
+
+    ZWrite On ZTest LEqual
+
+    HLSLPROGRAM
+    // Required to compile gles 2.0 with standard srp library
+    #pragma prefer_hlslcc gles
+    #pragma target 2.0
+
+    //--------------------------------------
+    // GPU Instancing
+    #pragma multi_compile_instancing
+
+    #pragma vertex ShadowPassVertex
+    #pragma fragment ShadowPassFragment
+
+    #include "LWRP/ShaderLibrary/LightweightPassShadow.hlsl"
+    ENDHLSL
+}
+
+Pass
+{
+    Tags{"LightMode" = "DepthOnly"}
+
+    ZWrite On
+    ColorMask 0
+
+    HLSLPROGRAM
+    // Required to compile gles 2.0 with standard srp library
+    #pragma prefer_hlslcc gles
+    #pragma target 2.0
+    #pragma vertex vert
+    #pragma fragment frag
+
+    #include "LWRP/ShaderLibrary/Core.hlsl"
+
+    float4 vert(float4 pos : POSITION) : SV_POSITION
+    {
+        return TransformObjectToHClip(pos.xyz);
+    }
+
+    half4 frag() : SV_TARGET
+    {
+        return 0;
+    }
+    ENDHLSL
+}

MaterialGraphProject/Assets/UnityShaderEditor/Editor/Templates/lightweightUnlitExtraPasses.template.meta

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