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Add an attribute for square root of cluster count

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Eric Fischer
2018-02-26 12:53:43 -08:00
parent e4e39289a2
commit 06ed9d14d8
6 changed files with 3821 additions and 3814 deletions
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tile.cpp
+8 -1
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@@ -1754,7 +1754,7 @@ long long write_tile(FILE *geoms, long long *geompos_in, char *metabase, char *s
if (p.clustered > 0) {
std::string layername = (*layer_unmaps)[p.segment][p.layer];
serial_val sv, sv2;
serial_val sv, sv2, sv3;
p.full_keys.push_back("clustered");
sv.type = mvt_bool;
@@ -1769,6 +1769,13 @@ long long write_tile(FILE *geoms, long long *geompos_in, char *metabase, char *s
p.full_values.push_back(sv2);
add_tilestats(layername, z, layermaps, tiling_seg, layer_unmaps, "point_count", sv2);
p.full_keys.push_back("sqrt_point_count");
sv3.type = mvt_double;
sv3.s = std::to_string(round(100 * sqrt(p.clustered + 1)) / 100.0);
p.full_values.push_back(sv3);
add_tilestats(layername, z, layermaps, tiling_seg, layer_unmaps, "sqrt_point_count", sv3);
}
if (p.need_tilestats.size() > 0) {