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48 lines
947 B
48 lines
947 B
3 years ago
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// 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/Smart Saturation"
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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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_Curve ("Curve Texture (A)", 2D) = "white" {}
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_Boost ("Saturation Boost (Float)", Float) = 1.0
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}
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SubShader
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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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Pass
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{
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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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#include "./Colorful.cginc"
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sampler2D _MainTex;
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sampler2D _Curve;
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half _Boost;
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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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half3 hsv = RGBtoHSV(color.rgb);
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half s = tex2D(_Curve, half2(hsv.y, 0.5)).a * 2.0 * hsv.y;
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color.rgb = HSVtoRGB(half3(hsv.x, s * _Boost, hsv.z));
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return color;
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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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