if s % 2 = 0 then failwith "s must be odd"
let m = new Matrix<byte>(Array2D.create s s 1uy)
let r = (float s) / (Math.Sqrt 2. + 2.) |> roundInt
- for i in 0 .. r - 1 do
- for j in 0 .. r - 1 do
+ for i = 0 to r - 1 do
+ for j = 0 to r - 1 do
if i + j < r
then
m.[i, j] <- 0uy
m
let mutable previous_n = Double.NaN
- for r in r1' .. r2' do
+ for r = r1' to r2' do
let se = if useOctagon
then (octagon (2 * r - 1)).Mat // It doesn't speed up the process.
else CvInvoke.GetStructuringElement(CvEnum.ElementShape.Ellipse, Size(2 * r, 2 * r), Point(-1, -1))