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Track the minzoom and maxzoom for each layer separately

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Eric Fischer
2016-09-19 17:53:31 -07:00
parent d7037f3d3a
commit 437152e02b
6 changed files with 20 additions and 4 deletions
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tile-join.cpp
+10
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@@ -71,6 +71,9 @@ void handle(std::string message, int z, unsigned x, unsigned y, std::map<std::st
if (layermap.count(layer.name) == 0) {
layermap.insert(std::pair<std::string, layermap_entry>(layer.name, layermap_entry(layermap.size())));
auto file_keys = layermap.find(layer.name);
file_keys->second.minzoom = z;
file_keys->second.maxzoom = z;
}
auto file_keys = layermap.find(layer.name);
@@ -184,6 +187,13 @@ void handle(std::string message, int z, unsigned x, unsigned y, std::map<std::st
features_added++;
outlayer.features.push_back(outfeature);
if (z < file_keys->second.minzoom) {
file_keys->second.minzoom = z;
}
if (z > file_keys->second.maxzoom) {
file_keys->second.maxzoom = z;
}
}
}
}