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Pack structures tighter to use a little less memory

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Eric Fischer
2016-05-11 14:23:39 -07:00
parent cc4a2736ea
commit c0edefa721
4 changed files with 11 additions and 8 deletions
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tile.cpp
+5 -2
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@@ -855,8 +855,7 @@ long long write_tile(FILE *geoms, long long *geompos_in, char *metabase, char *s
}
for (size_t i = 0; i < partials.size(); i++) {
std::vector<drawvec> pgeoms = partials[i].geoms;
partials[i].geoms.clear(); // avoid keeping two copies in memory
std::vector<drawvec> &pgeoms = partials[i].geoms;
long long layer = partials[i].layer;
signed char t = partials[i].t;
long long original_seq = partials[i].original_seq;
@@ -871,6 +870,7 @@ long long write_tile(FILE *geoms, long long *geompos_in, char *metabase, char *s
c.index = partials[i].index;
c.index2 = partials[i].index2;
c.geom = pgeoms[j];
pgeoms[j].clear();
c.coalesced = false;
c.original_seq = original_seq;
c.m = partials[i].m;
@@ -882,6 +882,8 @@ long long write_tile(FILE *geoms, long long *geompos_in, char *metabase, char *s
}
}
partials.clear();
int j;
for (j = 0; j < child_shards; j++) {
if (within[j]) {
@@ -966,6 +968,7 @@ long long write_tile(FILE *geoms, long long *geompos_in, char *metabase, char *s
feature.type = features[k][x].type;
feature.geometry = to_feature(features[k][x].geom);
count += features[k][x].geom.size();
features[k][x].geom.clear();
decode_meta(features[k][x].m, &features[k][x].meta, features[k][x].stringpool, layer, feature);
layer.features.push_back(feature);