why DISSOLVE algorithm calculate like this?
woshihuo12 opened this issue · 0 comments
woshihuo12 commented
float factor = alpha - effectFactor * ( 1 + width ) + width;
fixed edgeLerp = step(factor, color.a) * saturate((width - factor)*16/ softness);
i want know why calculate like this. can have more explain?
very thanks..