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Fix some unnecessary round trips from std::string to char * and back

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This commit is contained in:
Erica Fischer
2024-12-03 14:43:02 -08:00
parent a07aad9db7
commit 36b207c16e
1 changed files with 10 additions and 7 deletions
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tile-join.cpp
+10 -7
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@@ -55,6 +55,8 @@ int minzoom = 0;
std::map<std::string, std::string> renames;
bool exclude_all = false;
std::vector<std::string> unidecode_data;
std::string join_tile_column;
std::string join_table_column;
bool want_overzoom = false;
int buffer = 5;
@@ -144,9 +146,9 @@ void append_tile(std::string message, int z, unsigned x, unsigned y, std::map<st
auto tilestats = layermap.find(layer.name);
for (size_t f = 0; f < layer.features.size(); f++) {
mvt_feature feat = layer.features[f];
std::set<std::string> exclude_attributes;
mvt_feature &feat = layer.features[f];
std::set<std::string> exclude_attributes;
if (filter != NULL && !evaluate(feat, layer, filter, exclude_attributes, z, unidecode_data)) {
continue;
}
@@ -163,7 +165,7 @@ void append_tile(std::string message, int z, unsigned x, unsigned y, std::map<st
std::vector<std::string> key_order;
for (size_t t = 0; t + 1 < feat.tags.size(); t += 2) {
const char *key = layer.keys[feat.tags[t]].c_str();
const std::string &key = layer.keys[feat.tags[t]];
mvt_value &val = layer.values[feat.tags[t + 1]];
serial_val sv = mvt_value_to_serial_val(val);
@@ -171,12 +173,15 @@ void append_tile(std::string message, int z, unsigned x, unsigned y, std::map<st
continue;
}
if (include.count(std::string(key)) || (!exclude_all && exclude.count(std::string(key)) == 0 && exclude_attributes.count(std::string(key)) == 0)) {
if (include.count(key) || (!exclude_all && exclude.count(key) == 0 && exclude_attributes.count(key) == 0)) {
attributes.insert(std::pair<std::string, std::pair<mvt_value, serial_val>>(key, std::pair<mvt_value, serial_val>(val, sv)));
key_order.push_back(key);
}
if (header.size() > 0 && strcmp(key, header[0].c_str()) == 0) {
if (key == join_tile_column) {
}
if (header.size() > 0 && key == header[0]) {
std::map<std::string, std::vector<std::string>>::iterator ii = mapping.find(sv.s);
if (ii != mapping.end()) {
@@ -1203,8 +1208,6 @@ int main(int argc, char **argv) {
json_object *filter = NULL;
std::string join_sqlite_fname;
std::string join_tile_column;
std::string join_table_column;
struct tileset_reader *readers = NULL;