- for r in r1' .. r2' do
- let se = if useOctagon
- then octagon (2 * r - 1) // It doesnd't speed up the process.
- else CvInvoke.GetStructuringElement(CvEnum.ElementShape.Ellipse, Size(2 * r, 2 * r), Point(-1, -1))
+ 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))