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49 lines
1.0 KiB
49 lines
1.0 KiB
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/Channel Clamper"
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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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_RedClamp ("Red Clamp (XY)", Vector) = (0.0, 1.0, 0.0, 0.0)
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_GreenClamp ("Green Clamp (XY)", Vector) = (0.0, 1.0, 0.0, 0.0)
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_BlueClamp ("Blue Clamp (XY)", Vector) = (0.0, 1.0, 0.0, 0.0)
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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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half2 _RedClamp;
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half2 _GreenClamp;
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half2 _BlueClamp;
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half4 frag(v2f_img i) : SV_Target
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{
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half3 color = tex2D(_MainTex, i.uv).rgb;
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color.r = clamp(color.r, _RedClamp.x, _RedClamp.y);
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color.g = clamp(color.g, _GreenClamp.x, _GreenClamp.y);
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color.b = clamp(color.b, _BlueClamp.x, _BlueClamp.y);
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return half4(color, 1.0);
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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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