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Remove no-ops after coalescing, which will often generate empty moves.

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This commit is contained in:
Eric Fischer 2014-09-29 17:32:01 -07:00
parent e09bec0824
commit 04c8a4441d
1 changed files with 4 additions and 4 deletions
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8
tile.cc
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@ -553,10 +553,6 @@ long long write_tile(struct index *start, struct index *end, char *metabase, uns
to_tile_scale(geom, len, z, detail);
if (t == VT_LINE || t == VT_POLYGON) {
len = remove_noop(geom, len, t);
}
if (t == VT_POINT || draw(geom, len, NULL)) {
struct pool_val *pv = pool_long_long(&dup, &i->fpos, 0);
if (pv->n == 0) {
@ -618,6 +614,10 @@ long long write_tile(struct index *start, struct index *end, char *metabase, uns
nfeatures = out;
for (x = 0; x < nfeatures; x++) {
if (features[x].type == VT_LINE || features[x].type == VT_POLYGON) {
features[x].ngeom = remove_noop(features[x].geom, features[x].ngeom, features[x].type);
}
mapnik::vector::tile_feature *feature = layer->add_features();
if (features[x].type == VT_POINT) {