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Don't let polygons with nonzero area disappear during cleaning

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If they collapse, turn them into placeholder squares with the
appropriate area so that there aren't visible coverage gaps.
This commit is contained in:
Eric Fischer
2016-05-05 13:42:32 -07:00
parent fa523bff2b
commit 5cc6d97d9f
6 changed files with 206 additions and 6 deletions
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geometry.hpp
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@@ -45,3 +45,4 @@ drawvec reorder_lines(drawvec &geom);
drawvec fix_polygon(drawvec &geom);
std::vector<drawvec> chop_polygon(std::vector<drawvec> &geoms);
void check_polygon(drawvec &geom, drawvec &before);
double get_area(drawvec &geom, size_t i, size_t j);