2023-04-03 11:04:31 +08:00

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Shader "BF/PostEffect/FastBlur"
{
Properties
{
_MainTex("MainTex", 2D) = "white"{}
_FastTex1("Tex1", 2D) = "white"{}
_FastTex2("Tex2", 2D) = "white"{}
}
SubShader
{
CGINCLUDE
#include "UnityCG.cginc"
sampler2D _MainTex;
sampler2D _FastTex1;
sampler2D _FastTex2;
struct a2v
{
float4 pos : POSITION;
float4 uv : TEXCOORD0;
};
struct v2f
{
float4 pos : SV_POSITION;
half2 uv : TEXCOORD0;
};
v2f vert(a2v v)
{
v2f o;
o.pos = UnityObjectToClipPos(v.pos);
o.uv = v.uv.xy;
return o;
}
fixed4 frag(v2f f) : SV_TARGET
{
fixed4 o;
o = tex2D(_MainTex, f.uv) * 0.25;
o += tex2D(_FastTex1, f.uv) * 0.5;
o += tex2D(_FastTex2, f.uv);
o = o / 1.75;
return o;
}
ENDCG
Pass
{
NAME "Default"
CGPROGRAM
#pragma vertex vert
#pragma fragment frag
ENDCG
}
}
}