56 lines
1.4 KiB
Text
56 lines
1.4 KiB
Text
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Shader "_Custom/DailyChallengeMask" {
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Properties {
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_MainTex ("Texture", 2D) = "black" {}
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_Mask ("Mask", 2D) = "white" {}
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_Layer ("Layer", 2D) = "white" {}
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_Grayness ("Grayness", Range(0, 1)) = 0
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}
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SubShader {
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LOD 100
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Tags { "IGNOREPROJECTOR" = "true" "RenderType" = "Transparent" }
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Pass {
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LOD 100
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Tags { "IGNOREPROJECTOR" = "true" "RenderType" = "Transparent" }
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Blend SrcAlpha OneMinusSrcAlpha
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ZWrite Off
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CGPROGRAM
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#pragma vertex vert
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#pragma fragment frag
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#include "UnityCG.cginc"
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struct appdata {
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float4 vertex : POSITION;
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float2 texcoord : TEXCOORD0;
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};
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struct v2f {
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float4 vertex : SV_POSITION;
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float2 texcoord : TEXCOORD0;
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};
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float4 _MainTex_ST;
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v2f vert(appdata v)
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{
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v2f o;
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o.vertex = UnityObjectToClipPos(v.vertex);
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o.texcoord = TRANSFORM_TEX(v.texcoord, _MainTex);
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return o;
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}
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sampler2D _MainTex;
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sampler2D _Mask;
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sampler2D _Layer;
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float _Grayness;
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fixed4 frag(v2f i) : SV_Target
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{
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fixed4 var = tex2D(_MainTex, i.texcoord);
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fixed4 var2 = tex2D(_Layer, i.texcoord);
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fixed var3 = 0.2989 * var.x + 0.587 * var.y + 0.114 * var.z;
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fixed4 var4;
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var4.xyz = var.xyz * (1 - _Grayness) + fixed3(var3, var3, var3) * _Grayness;
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var4.w = tex2D(_Mask, i.texcoord).w;
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fixed4 var5;
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var5.xyz = var4.xyz * (1 - var2.w) + var2.xyz * var2.w;
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var5.w = max(var4.w, var2.w);
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return var5;
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}
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ENDCG
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}
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}
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}
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