ExternalVendorCode/tippecanoe
1
0
Fork 0
mirror of https://github.com/mapbox/tippecanoe.git synced 2025-03-29 06:55:58 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

Separate data gathering from serialization a little better

Browse Source
This commit is contained in:
Eric Fischer 2016-08-02 14:53:30 -07:00
parent 84370c59b8
commit 6de7920c9e
1 changed files with 26 additions and 27 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

53
geojson.cpp
View File

@ -256,8 +256,7 @@ int serialize_geometry(json_object *geometry, json_object *properties, json_obje
int metatype[nprop];
int m = 0;
int i;
for (i = 0; i < nprop; i++) {
for (size_t i = 0; i < nprop; i++) {
if (properties->keys[i]->type == JSON_STRING) {
std::string s(properties->keys[i]->string);
@ -309,27 +308,6 @@ int serialize_geometry(json_object *geometry, json_object *properties, json_obje
dv = fix_polygon(dv);
}
long long geomstart = *geompos;
serialize_byte(geomfile, mb_geometry[t], geompos, fname);
serialize_long_long(geomfile, *layer_seq, geompos, fname);
serialize_long_long(geomfile, (layer << 3) | (has_id << 2) | ((tippecanoe_minzoom != -1) << 1) | (tippecanoe_maxzoom != -1), geompos, fname);
if (tippecanoe_minzoom != -1) {
serialize_int(geomfile, tippecanoe_minzoom, geompos, fname);
}
if (tippecanoe_maxzoom != -1) {
serialize_int(geomfile, tippecanoe_maxzoom, geompos, fname);
}
if (has_id) {
serialize_ulong_long(geomfile, id_value, geompos, fname);
}
serialize_int(geomfile, segment, geompos, fname);
write_geometry(dv, geompos, geomfile, fname, *initial_x >> geometry_scale, *initial_y >> geometry_scale);
serialize_byte(geomfile, VT_END, geompos, fname);
bool inline_meta = true;
// Don't inline metadata for features that will span several tiles at maxzoom
if (g > 0 && (bbox[2] < bbox[0] || bbox[3] < bbox[1])) {
@ -353,18 +331,39 @@ int serialize_geometry(json_object *geometry, json_object *properties, json_obje
}
}
long long geomstart = *geompos;
serialize_byte(geomfile, mb_geometry[t], geompos, fname);
serialize_long_long(geomfile, *layer_seq, geompos, fname);
serialize_long_long(geomfile, (layer << 3) | (has_id << 2) | ((tippecanoe_minzoom != -1) << 1) | (tippecanoe_maxzoom != -1), geompos, fname);
if (tippecanoe_minzoom != -1) {
serialize_int(geomfile, tippecanoe_minzoom, geompos, fname);
}
if (tippecanoe_maxzoom != -1) {
serialize_int(geomfile, tippecanoe_maxzoom, geompos, fname);
}
if (has_id) {
serialize_ulong_long(geomfile, id_value, geompos, fname);
}
serialize_int(geomfile, segment, geompos, fname);
write_geometry(dv, geompos, geomfile, fname, *initial_x >> geometry_scale, *initial_y >> geometry_scale);
serialize_byte(geomfile, VT_END, geompos, fname);
serialize_int(geomfile, m, geompos, fname);
if (inline_meta) {
serialize_long_long(geomfile, -1, geompos, fname);
for (i = 0; i < m; i++) {
for (size_t i = 0; i < m; i++) {
serialize_long_long(geomfile, addpool(poolfile, treefile, metakey[i], VT_STRING), geompos, fname);
serialize_long_long(geomfile, addpool(poolfile, treefile, metaval[i].c_str(), metatype[i]), geompos, fname);
}
} else {
serialize_long_long(geomfile, metastart, geompos, fname);
for (i = 0; i < m; i++) {
for (size_t i = 0; i < m; i++) {
serialize_long_long(metafile, addpool(poolfile, treefile, metakey[i], VT_STRING), metapos, fname);
serialize_long_long(metafile, addpool(poolfile, treefile, metaval[i].c_str(), metatype[i]), metapos, fname);
}
@ -415,12 +414,12 @@ int serialize_geometry(json_object *geometry, json_object *properties, json_obje
fwrite_check(&index, sizeof(struct index), 1, indexfile, fname);
*indexpos += sizeof(struct index);
for (i = 0; i < 2; i++) {
for (size_t i = 0; i < 2; i++) {
if (bbox[i] < file_bbox[i]) {
file_bbox[i] = bbox[i];
}
}
for (i = 2; i < 4; i++) {
for (size_t i = 2; i < 4; i++) {
if (bbox[i] > file_bbox[i]) {
file_bbox[i] = bbox[i];
}