Searched refs:SK_DoublePI (Results 1 – 2 of 2) sorted by relevance
36 constexpr double SK_DoublePI = 3.14159265358979323846264338327950288; variable
110 auto possibleWindow = static_cast<int>(floor(sigma * 3 * sqrt(2 * SK_DoublePI) / 4 + 0.5)); in calculate_window()