3 commits

Author	SHA1	Message	Date
Alessandro Ranellucci	406d045ced	The inwards move after an external loop was still randomly generated outwards in some cases. Perimeters are now generated with a distinct iterator for each slice. Nested islands are also correctly supported too. Various regression tests included. #2253	2015-01-08 15:22:13 +01:00
Alessandro Ranellucci	b085710a4b	Further refactoring to PerimeterGenerator: remove the $traverse closure	2015-01-07 16:16:00 +01:00
Alessandro Ranellucci	82ec03fc23	Refactored perimeter generation code into a new separate class for easier unit testing	2015-01-07 16:04:53 +01:00