2009-01-17  Sven Neumann  <sven@gimp.org>

	Bug 568095 – Patch to improve unsharp mask performance

	* plug-ins/common/unsharp-mask.c (unsharp_region): applied patch
	from Winston Chang that improves performance for larger radii by
	approximating the gaussian blur with a three-pass box blur.


svn path=/trunk/; revision=27912