On Wed, Apr 24, 2013 at 1:01 AM, Stéfan van der Walt <stefan@sun.ac.za>wrote:

You don't even need to. Have a look at section 3.1 of

https://scholar.sun.ac.za/handle/10019.1/4883

Very clear! =) But yes, my brain hurts thinking about it in nD. The memory_efficient flag sounds like a good, generalisable compromise. It's probably best to get flood fill working before we get too far ahead of ourselves though. =)