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Bring back the old simple polygon clipping algorithm

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Eric Fischer
2016-01-04 17:31:33 -08:00
parent 32111af79d
commit f43d18eb73
2 changed files with 158 additions and 0 deletions
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geometry.hh
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@@ -21,6 +21,7 @@ void to_tile_scale(drawvec &geom, int z, int detail);
drawvec remove_noop(drawvec geom, int type, int shift);
drawvec clip_point(drawvec &geom, int z, int detail, long long buffer);
drawvec clean_or_clip_poly(drawvec &geom, int z, int detail, int buffer, bool clip);
drawvec simple_clip_poly(drawvec &geom, int z, int detail, int buffer);
drawvec close_poly(drawvec &geom);
drawvec reduce_tiny_poly(drawvec &geom, int z, int detail, bool *reduced, double *accum_area);
drawvec clip_lines(drawvec &geom, int z, int detail, long long buffer);