On Thu, Dec 7, 2017 at 4:04 PM, Henri Verbeet <hverbeet at gmail.com> wrote: >> + static const float quad_slopes[] = >> + { >> + 0.0f, 0.5f, 1.0f >> + }; > ... >> + m = quad_slopes[i] / texture_desc.Height; >> + m = sqrtf(m * m); > sqrtf(m * m) = fabsf(m) = m > > Right? Right :D