101 lines
2.7 KiB
Plaintext
101 lines
2.7 KiB
Plaintext
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/*
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Author:gzg
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Date:2020/06/12
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Desc:运动模糊处理
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*/
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Shader "Hidden/Ares/PostEffect/RadiaBlur"
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{
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Properties
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{
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_MainTex("Base (RGB)", 2D) = "white"{}
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_CenterAndStrength("_CenterAndStrength",Vector) = (0.5,0.5,1,1)
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}
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HLSLINCLUDE
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#if _GONBEST_GRAPHIC_BLIT_ON
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#include "UNITYCG.cginc"
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#else
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#include "../Gonbest/Include/PostEffect/StdLib.hlsl"
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#endif
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uniform sampler2D _MainTex;
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uniform half4 _CenterAndStrength;
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struct vertexData
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{
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float4 vertex : POSITION;
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half2 texcoord : TEXCOORD0;
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};
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struct v2f
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{
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float4 pos : POSITION;
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half2 texCoord0 : TEXCOORD0;
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half2 texCoord1 : TEXCOORD1;
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half2 texCoord2 : TEXCOORD2;
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half2 texCoord3 : TEXCOORD3;
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half2 texCoord4 : TEXCOORD4;
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half2 texCoord5 : TEXCOORD5;
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half2 texCoord6 : TEXCOORD6;
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half2 texCoord7 : TEXCOORD7;
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};
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v2f vert(vertexData v)
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{
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v2f o = (v2f)0;
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//是否使用原始的Blit
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#if _GONBEST_GRAPHIC_BLIT_ON
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o.pos = UnityObjectToClipPos(v.vertex);
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half2 uv = v.texcoord;
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#else
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o.pos = v.vertex;
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half2 uv = TransformTriangleVertexToUV(v.vertex.xy);
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#if UNITY_UV_STARTS_AT_TOP
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uv = uv * float2(1.0, -1.0) + float2(0.0, 1.0);
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#endif
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#endif
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half2 center = _CenterAndStrength.xy;
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half2 strength = _CenterAndStrength.zw;
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half2 dir = (center - uv) * strength;
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o.texCoord0 = uv + dir * 0.00;
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o.texCoord1 = uv + dir * 0.01;
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o.texCoord2 = uv + dir * 0.02;
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o.texCoord3 = uv + dir * 0.03;
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o.texCoord4 = uv + dir * 0.04;
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o.texCoord5 = uv + dir * 0.05;
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o.texCoord6 = uv + dir * 0.06;
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o.texCoord7 = uv + dir * 0.07;
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return o;
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}
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half4 frag(v2f i) : COLOR
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{
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half4 color = tex2D(_MainTex, i.texCoord0);
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color += tex2D(_MainTex, i.texCoord1);
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color += tex2D(_MainTex, i.texCoord2);
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color += tex2D(_MainTex, i.texCoord3);
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color += tex2D(_MainTex, i.texCoord4);
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color += tex2D(_MainTex, i.texCoord5);
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color += tex2D(_MainTex, i.texCoord6);
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color += tex2D(_MainTex, i.texCoord7);
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return color / 8;
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}
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ENDHLSL
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SubShader
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{
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Cull Off ZWrite Off ZTest Always
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Pass
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{
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HLSLPROGRAM
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#pragma vertex vert
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#pragma fragment frag
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#pragma multi_compile __ _GONBEST_GRAPHIC_BLIT_ON
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ENDHLSL
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}
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}
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}
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