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Assets/ResRaw/Shader/DualKawaseBlur.shader

@@ -1,77 +0,0 @@
-Shader "Hidden/URP/DualKawaseBlur"
-{
-    SubShader
-    {
-        Tags { "RenderPipeline"="UniversalPipeline" }
-        ZWrite Off ZTest Always Cull Off
-
-        HLSLINCLUDE
-        #include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/Core.hlsl"
-
-        // RenderGraph AddBlitPass 默认绑定的属性：
-        TEXTURE2D_X(_BlitTexture);
-        SAMPLER(sampler_LinearClamp);
-        float4 _BlitTexture_TexelSize;
-        float4 _BlitScaleBias;  // xy scale, zw bias
-        float _Offset;
-
-        struct Attributes { float4 positionOS:POSITION; float2 uv:TEXCOORD0; };
-        struct Varyings   { float4 positionHCS:SV_POSITION; float2 uv:TEXCOORD0; };
-
-        Varyings vert(Attributes v)
-        {
-            Varyings o;
-            o.positionHCS = TransformObjectToHClip(v.positionOS.xyz);
-            o.uv = v.uv;
-            return o;
-        }
-
-        float2 BlitUV(float2 uv) { return uv * _BlitScaleBias.xy + _BlitScaleBias.zw; }
-
-        half4 DownsampleFrag(Varyings i) : SV_Target
-        {
-            float2 uv = BlitUV(i.uv);
-            float2 d = _BlitTexture_TexelSize.xy * _Offset;
-
-            half4 c = 0;
-            c += SAMPLE_TEXTURE2D_X(_BlitTexture, sampler_LinearClamp, uv) * 0.5;
-            c += SAMPLE_TEXTURE2D_X(_BlitTexture, sampler_LinearClamp, uv + float2( d.x,  d.y)) * 0.125;
-            c += SAMPLE_TEXTURE2D_X(_BlitTexture, sampler_LinearClamp, uv + float2(-d.x,  d.y)) * 0.125;
-            c += SAMPLE_TEXTURE2D_X(_BlitTexture, sampler_LinearClamp, uv + float2( d.x, -d.y)) * 0.125;
-            c += SAMPLE_TEXTURE2D_X(_BlitTexture, sampler_LinearClamp, uv + float2(-d.x, -d.y)) * 0.125;
-            return c;
-        }
-
-        half4 UpsampleFrag(Varyings i) : SV_Target
-        {
-            float2 uv = BlitUV(i.uv);
-            float2 d = _BlitTexture_TexelSize.xy * _Offset;
-
-            half4 c = 0;
-            c += SAMPLE_TEXTURE2D_X(_BlitTexture, sampler_LinearClamp, uv + float2( d.x,  d.y));
-            c += SAMPLE_TEXTURE2D_X(_BlitTexture, sampler_LinearClamp, uv + float2(-d.x,  d.y));
-            c += SAMPLE_TEXTURE2D_X(_BlitTexture, sampler_LinearClamp, uv + float2( d.x, -d.y));
-            c += SAMPLE_TEXTURE2D_X(_BlitTexture, sampler_LinearClamp, uv + float2(-d.x, -d.y));
-            return c * 0.25;
-        }
-        ENDHLSL
-
-        Pass
-        {
-            Name "Downsample"
-            HLSLPROGRAM
-            #pragma vertex vert
-            #pragma fragment DownsampleFrag
-            ENDHLSLPROGRAM
-        }
-
-        Pass
-        {
-            Name "Upsample"
-            HLSLPROGRAM
-            #pragma vertex vert
-            #pragma fragment UpsampleFrag
-            ENDHLSLPROGRAM
-        }
-    }
-}

Assets/ResRaw/Shader/DualKawaseBlur.shader.meta

@@ -1,3 +0,0 @@
-fileFormatVersion: 2
-guid: 049554a5919b4543b166b26c451603ec
-timeCreated: 1770108188

Assets/ResRaw/Shader/SimpleGaussianBlur.shader

@@ -0,0 +1,61 @@
+Shader "Hidden/SimpleGaussianBlur"
+{
+    Properties
+    {
+        _MainTex ("Texture", 2D) = "white" {} _BlurSize ("Blur Size", Float) = 1
+    }
+    SubShader
+    {
+        Tags
+        {
+            "RenderType"="Opaque"
+        }
+        Pass
+        {
+            ZTest Always Cull Off ZWrite Off
+            HLSLPROGRAM
+            #pragma vertex vert
+            #pragma fragment frag
+            #include "UnityCG.cginc"
+
+            sampler2D _MainTex;
+            float4 _MainTex_TexelSize;
+            float _BlurSize;
+            float2 _Direction; // (1,0)=horizontal, (0,1)=vertical
+
+            struct appdata
+            {
+                float4 vertex:POSITION;
+                float2 uv:TEXCOORD0;
+            };
+
+            struct v2f
+            {
+                float4 pos:SV_POSITION;
+                float2 uv:TEXCOORD0;
+            };
+
+            v2f vert(appdata v)
+            {
+                v2f o;
+                o.pos = UnityObjectToClipPos(v.vertex);
+                o.uv = v.uv;
+                return o;
+            }
+
+            fixed4 frag(v2f i):SV_Target
+            {
+                float2 texel = _MainTex_TexelSize.xy * _BlurSize * _Direction;
+
+                // 9-tap weights（近似高斯）
+                fixed4 c = tex2D(_MainTex, i.uv) * 0.227027f;
+                c += tex2D(_MainTex, i.uv + texel * 1.384615f) * 0.316216f;
+                c += tex2D(_MainTex, i.uv - texel * 1.384615f) * 0.316216f;
+                c += tex2D(_MainTex, i.uv + texel * 3.230769f) * 0.070270f;
+                c += tex2D(_MainTex, i.uv - texel * 3.230769f) * 0.070270f;
+                return c;
+            }
+            ENDHLSL
+        }
+    }
+}

Assets/ResRaw/Shader/SimpleGaussianBlur.shader.meta

@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: ffeb19bc523c4332bd9a997945294325
+timeCreated: 1770122445