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Work in progress on a new feature sort

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This commit is contained in:
Erica Fischer
2024-04-04 15:29:45 -07:00
parent da94dbf9c4
commit dcda6bcdd5
2 changed files with 209 additions and 7 deletions
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serial.cpp
+5 -7
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@@ -187,6 +187,8 @@ static void write_geometry(drawvec const &dv, std::string &out, long long wx, lo
std::string serialize_feature(serial_feature *sf, long long wx, long long wy) {
std::string s;
// index comes first so the sort can find it easily
serialize_index(s, sf->index);
serialize_byte(s, sf->t);
#define FLAG_LAYER 7
@@ -223,9 +225,6 @@ std::string serialize_feature(serial_feature *sf, long long wx, long long wy) {
write_geometry(sf->geometry, s, wx, wy);
if (sf->index != 0) {
serialize_index(s, sf->index);
}
if (sf->label_point != 0) {
serialize_index(s, sf->label_point);
}
@@ -249,6 +248,9 @@ serial_feature deserialize_feature(std::string const &geoms, unsigned z, unsigne
serial_feature sf;
const char *cp = geoms.c_str();
// index comes first so the sort can find it easily
deserialize_index(&cp, &sf.index);
deserialize_byte(&cp, &sf.t);
deserialize_long_long(&cp, &sf.layer);
@@ -272,15 +274,11 @@ serial_feature deserialize_feature(std::string const &geoms, unsigned z, unsigne
deserialize_int(&cp, &sf.segment);
sf.index = 0;
sf.label_point = 0;
sf.extent = 0;
sf.geometry = decode_geometry(&cp, z, tx, ty, sf.bbox, initial_x[sf.segment], initial_y[sf.segment]);
if (sf.layer & (1 << FLAG_INDEX)) {
deserialize_index(&cp, &sf.index);
}
if (sf.layer & (1 << FLAG_LABEL_POINT)) {
deserialize_index(&cp, &sf.label_point);
}