<https://forums.getpaint.net/topic/31843-hsv-eraser/#comment-426973>
<http://schema.org/text>
"Yeah, I have an idea... \nUpgrade to paint.net 4.0+  \nIf you can't do that, try changing the line: \n  \n \ndouble Amount7 = 0.15; // [0,1] Gray Upper Limit (S×V)\nto  \n \ndouble Amount7 = 0.0; // [0,1] Gray Upper Limit (S×V)\nThis is due to a bug in CodeLab or Paint.NET 3.5x (not sure which)."
<https://forums.getpaint.net/topic/31843-hsv-eraser/?tab=comments#comment-426908>