65 lines
1.4 KiB
Plaintext
65 lines
1.4 KiB
Plaintext
Shader "Hidden/Griffin/Blur"
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{
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Properties
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{
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_MainTex ("Texture", 2D) = "white" {}
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}
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SubShader
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{
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Tags { "RenderType"="Opaque" }
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LOD 100
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Pass
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{
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CGPROGRAM
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#pragma vertex vert
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#pragma fragment frag
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#include "UnityCG.cginc"
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struct appdata
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{
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float4 vertex : POSITION;
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float2 uv : TEXCOORD0;
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};
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struct v2f
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{
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float2 uv : TEXCOORD0;
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float4 vertex : SV_POSITION;
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};
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sampler2D _MainTex;
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float4 _MainTex_ST;
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float4 _MainTex_TexelSize;
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v2f vert (appdata v)
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{
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v2f o;
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o.vertex = UnityObjectToClipPos(v.vertex);
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o.uv = TRANSFORM_TEX(v.uv, _MainTex);
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return o;
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}
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fixed4 frag (v2f i) : SV_Target
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{
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float2 texel = _MainTex_TexelSize.xy;
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float4 avgColor = float4(0,0,0,0);
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float sampleCount = 0;
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for (int x0=-25; x0<=25; ++x0)
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{
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for (int y0=-25; y0<=25; ++y0)
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{
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avgColor += tex2D(_MainTex, i.uv + float2(x0*texel.x, y0*texel.y));
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sampleCount +=1;
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}
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}
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avgColor = avgColor/sampleCount;
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return avgColor;
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}
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ENDCG
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}
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}
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}
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