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53 lines
1.2 KiB
53 lines
1.2 KiB
// Upgrade NOTE: replaced 'mul(UNITY_MATRIX_MVP,*)' with 'UnityObjectToClipPos(*)'
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Shader "Hidden/Fog Volume/Shadow Postprocess"
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{
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Properties { _MainTex ("", any) = "" {} }
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CGINCLUDE
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#include "UnityCG.cginc"
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struct v2f {
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float4 pos : SV_POSITION;
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half2 uv : TEXCOORD0;
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};
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sampler2D _MainTex;
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half4 _MainTex_TexelSize;
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half3 ContrastF(half3 pixelColor, fixed contrast)
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{
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return saturate(((pixelColor.rgb - 0.5f) * max(contrast, 0)) + 0.5f);
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}
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half ShadowColor;
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v2f vert( appdata_img v ) {
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v2f o;
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o.pos = UnityObjectToClipPos(v.vertex);
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o.uv = v.texcoord ;
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return o;
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}
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half4 frag(v2f i) : SV_Target {
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half4 color = tex2D(_MainTex, i.uv);
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//color.a *= 0;
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//color.a = ContrastF(color.a, ShadowColor+1);
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//color.a = ContrastF(color.a ,ShadowColor*5);
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half edges = saturate(dot(1 - i.uv.r, 1 - i.uv.g) * dot(i.uv.r, i.uv.g) * 600);
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edges *= edges*edges;
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color.r = color.r + color.r*ShadowColor*50* edges;
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color.r = lerp(0, color.r,edges);
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return min(color.r,1);
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}
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ENDCG
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SubShader {
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Pass {
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ZTest Always Cull Off 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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ENDCG
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}
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}
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Fallback off
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}
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