33 lines
894 B
Plaintext
33 lines
894 B
Plaintext
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Shader "Hidden/Thermal2" {
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Properties{
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_MainTex("Base (RGB)", 2D) = "white" {}
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_OtherTex("Other (RGB)", 2D) = "white" {}
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}
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SubShader{
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Pass {
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CGPROGRAM
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#pragma vertex vert_img
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#pragma fragment frag
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#include "UnityCG.cginc"
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uniform sampler2D _MainTex;
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uniform sampler2D _OtherTex;
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float4 frag(v2f_img i) : COLOR {
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fixed4 renderTex = tex2D(_MainTex, i.uv);
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fixed4 OtherTex = tex2D(_OtherTex, i.uv);
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fixed gray1 = 0.2125 * renderTex.r + 0.7154 * renderTex.g + renderTex.b;
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fixed gray2 = 0.2125 * OtherTex.r + 0.7154 * OtherTex.g + OtherTex.b;
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fixed maxgr = gray1 * 0.5 * step(gray2, gray1) + gray2 * step(gray1, gray2);
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fixed3 grayColor = float3(maxgr, maxgr, maxgr);
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float4 result = renderTex;
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result.rgb = float3(1 - grayColor.r, 1 - grayColor.g, 1 - grayColor.b);
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return result;
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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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