diegoripley/tippecanoe
1
0
Fork 0
mirror of https://github.com/felt/tippecanoe.git synced 2026-10-04 09:25:41 +02:00
Code Issues Packages Projects Releases Wiki Activity

Factor out duplicated tilestats code

Browse Source
This commit is contained in:
Eric Fischer
2017-07-19 14:45:15 -07:00
parent 7b03e1ee87
commit 3cafef89f1
4 changed files with 47 additions and 78 deletions
Download Patch File Download Diff File Expand all files Collapse all files
mbtiles.cpp
+32
View File
@@ -568,3 +568,35 @@ std::map<std::string, layermap_entry> merge_layermaps(std::vector<std::map<std::
return out;
}
void add_to_file_keys(std::map<std::string, type_and_string_stats> &file_keys, std::string const &attrib, type_and_string const &val) {
auto fka = file_keys.find(attrib);
if (fka == file_keys.end()) {
file_keys.insert(std::pair<std::string, type_and_string_stats>(attrib, type_and_string_stats()));
fka = file_keys.find(attrib);
}
if (fka == file_keys.end()) {
fprintf(stderr, "Can't happen (tilestats)\n");
exit(EXIT_FAILURE);
}
if (val.type == mvt_double) {
double d = atof(val.string.c_str());
if (d < fka->second.min) {
fka->second.min = d;
}
if (d > fka->second.max) {
fka->second.max = d;
}
}
if (!fka->second.sample_values.count(val)) {
if (fka->second.sample_values.size() < 1000) {
fka->second.sample_values.insert(val);
}
}
fka->second.type |= (1 << val.type);
}