Descriptive Problem Summary:
walk_to(ref,trg,0) uses excessive amounts of CPU in pixel movement.
Demo: http://www.angelfire.com/hero/straygames/ByondBugs/ WalkTo_src.zip
If you give it a distance parameter, ie: walk_to(ref,trg,1), setting the closest distance to be 1 tile away, this will avoid the issue, but provide graphically undesirable results.
Oct 17 2011, 3:21 am