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43 lines
823 B
43 lines
823 B
// Colorful FX - Unity Asset |
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// Copyright (c) 2015 - Thomas Hourdel |
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// http://www.thomashourdel.com |
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Shader "Hidden/Colorful/Grayscale" |
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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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_Params ("Luminance (RGB) Amount (A)", Vector) = (0.30, 0.59, 0.11, 1.0) |
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} |
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SubShader |
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{ |
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Pass |
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{ |
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ZTest Always Cull Off ZWrite Off |
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Fog { Mode off } |
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CGPROGRAM |
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#pragma vertex vert_img |
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#pragma fragment frag |
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#pragma fragmentoption ARB_precision_hint_fastest |
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#include "UnityCG.cginc" |
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sampler2D _MainTex; |
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half4 _Params; |
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half4 frag(v2f_img i) : SV_Target |
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{ |
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half4 color = tex2D(_MainTex, i.uv); |
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half lum = dot(color.rgb, _Params.rgb); |
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half4 result = half4(lum, lum, lum, color.a); |
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return lerp(color, result, _Params.a); |
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} |
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ENDCG |
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} |
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} |
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FallBack off |
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}
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