ukoethe/vigra — pull request #201 by minhb (2014-08-12 14:33:04+00:00)
Title: Updating number of threads involve in the parallel region

Hi,
I modified the way we update *the number of threads involve in the paralel region*. Currently, all threads update the variable *num_threads*. I think one thread updates this variable is enough.

Kind regards,
Minh