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Pull the writing of the serialized feature out to the callers

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This commit is contained in:
Erica Fischer
2023-01-25 14:41:22 -08:00
parent 5806be8a5b
commit 12e3af018b
3 changed files with 10 additions and 7 deletions
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serial.cpp
+6 -5
View File
@@ -383,7 +383,7 @@ static void write_geometry(drawvec const &dv, std::string &out, long long wx, lo
}
// called from generating the next zoom level
void serialize_feature(FILE *geomfile, serial_feature *sf, std::atomic<long long> *geompos, const char *fname, long long wx, long long wy) {
std::string serialize_feature(serial_feature *sf, long long wx, long long wy) {
std::string s;
serialize_byte(s, sf->t);
@@ -445,9 +445,7 @@ void serialize_feature(FILE *geomfile, serial_feature *sf, std::atomic<long long
// MAGIC: This knows that the feature minzoom is the last byte of the feature,
serialize_byte(s, sf->feature_minzoom);
serialize_long_long(geomfile, s.size(), geompos, fname);
fwrite_check(s.c_str(), sizeof(char), s.size(), geomfile, geompos, fname);
return s;
}
serial_feature deserialize_feature(FILE *geoms, std::atomic<long long> *geompos_in, unsigned z, unsigned tx, unsigned ty, unsigned *initial_x, unsigned *initial_y) {
@@ -917,7 +915,10 @@ int serialize_feature(struct serialization_state *sst, serial_feature &sf) {
long long geomstart = r->geompos;
sf.geometry = scaled_geometry;
serialize_feature(r->geomfile, &sf, &r->geompos, sst->fname, SHIFT_RIGHT(*(sst->initial_x)), SHIFT_RIGHT(*(sst->initial_y)));
std::string feature = serialize_feature(&sf, SHIFT_RIGHT(*(sst->initial_x)), SHIFT_RIGHT(*(sst->initial_y)));
serialize_long_long(r->geomfile, feature.size(), &r->geompos, sst->fname);
fwrite_check(feature.c_str(), sizeof(char), feature.size(), r->geomfile, &r->geompos, sst->fname);
struct index index;
index.start = geomstart;
serial.hpp
+1 -1
View File
@@ -75,7 +75,7 @@ struct serial_feature {
bool dropped = false;
};
void serialize_feature(FILE *geomfile, serial_feature *sf, std::atomic<long long> *geompos, const char *fname, long long wx, long long wy);
std::string serialize_feature(serial_feature *sf, long long wx, long long wy);
serial_feature deserialize_feature(FILE *geoms, std::atomic<long long> *geompos_in, unsigned z, unsigned tx, unsigned ty, unsigned *initial_x, unsigned *initial_y);
struct reader {
tile.cpp
+3 -1
View File
@@ -422,7 +422,9 @@ void rewrite(drawvec &geom, int z, int nextzoom, int maxzoom, long long *bbox, u
sf.values.push_back(metavals[i]);
}
serialize_feature(geomfile[j], &sf, &geompos[j], fname, SHIFT_RIGHT(initial_x[segment]), SHIFT_RIGHT(initial_y[segment]));
std::string feature = serialize_feature(&sf, SHIFT_RIGHT(initial_x[segment]), SHIFT_RIGHT(initial_y[segment]));
serialize_long_long(geomfile[j], feature.size(), &geompos[j], fname);
fwrite_check(feature.c_str(), sizeof(char), feature.size(), geomfile[j], &geompos[j], fname);
}
}
}