Fri, 19 Jul 2013 22:55:07 -0400 crude ice check that probably works well enough in most cases (so far there's just one ucollisions that returns a land pixel - might want to extend that)
nemo [Fri, 19 Jul 2013 22:55:07 -0400] rev 9362
crude ice check that probably works well enough in most cases (so far there's just one ucollisions that returns a land pixel - might want to extend that)
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