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Much faster at low zooms to check for duplicates before simplifying

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This commit is contained in:
Eric Fischer 2014-10-27 10:00:46 -07:00
parent be94bd0dd5
commit e0826a12c6
1 changed files with 6 additions and 7 deletions
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13
tile.cc
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@ -366,8 +366,13 @@ long long write_tile(struct index *start, struct index *end, char *metabase, uns
struct index *i;
for (i = start; i < end; i++) {
int t;
struct pool_val *pv = pool_long_long(&dup, &i->fpos, 0);
if (pv->n == 0) {
continue;
}
pv->n = 0;
int t;
char *meta = metabase + i->fpos;
deserialize_int(&meta, &t);
@ -415,12 +420,6 @@ long long write_tile(struct index *start, struct index *end, char *metabase, uns
to_tile_scale(geom, z, line_detail);
if (t == VT_POINT || to_feature(geom, NULL)) {
struct pool_val *pv = pool_long_long(&dup, &i->fpos, 0);
if (pv->n == 0) {
continue;
}
pv->n = 0;
struct coalesce c;
c.type = t;