Mark Hindess aac2c45450 Avoid merging meshes when there is only one mesh to merge. ...

When slicing yoda.stl it reduces peak memory usage by 5% and speeds up
slicing by 13%.
Further optimization using a simple proxy to implement the two methods
(size/extends) needed on the merge meshes is also possible and
undoubtedly worthwhile.

2013-04-18 19:50:05 +01:00

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