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@@ -99,7 +99,7 @@ float fresnelSchlickGGX(float VdotH, float reflectance0, float reflectance90)
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#ifdef CLEARCOAT
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// Knowing ior clear coat is fix for the material
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- // Solving iorbase = 1 + sqrt(fo) / (1 - sqrt(fo)) and f0base = square((iorbase - iorclearcoat) / (iorbase - iorclearcoat))
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+ // Solving iorbase = 1 + sqrt(fo) / (1 - sqrt(fo)) and f0base = square((iorbase - iorclearcoat) / (iorbase + iorclearcoat))
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// provide f0base = square(A + B * sqrt(fo)) / (B + A * sqrt(fo))
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// where A = 1 - iorclearcoat
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// and B = 1 + iorclearcoat
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Popov72