Pre-clean each ring of polygons to fix the bow tie problem #769
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flippmoke
reviewed
Jun 28, 2019
| @@ -269,7 +269,7 @@ drawvec clean_or_clip_poly(drawvec &geom, int z, int buffer, bool clip) { | |||
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| mapbox::geometry::multi_polygon<long long> result; | |||
| try { | |||
| wagyu.execute(mapbox::geometry::wagyu::clip_type_union, result, mapbox::geometry::wagyu::fill_type_positive, mapbox::geometry::wagyu::fill_type_positive); | |||
| wagyu.execute(mapbox::geometry::wagyu::clip_type_union, result, even_odd ? mapbox::geometry::wagyu::fill_type_even_odd : mapbox::geometry::wagyu::fill_type_positive, even_odd ? mapbox::geometry::wagyu::fill_type_even_odd : mapbox::geometry::wagyu::fill_type_positive); | |||
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The second fill option is only needed to change if you are using "clip" polygon types with add_ring, I believe you are only using subject polygon types so you can probably just always leave the 2nd option as positive?
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