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Move whole tile-producing function onto the C++ side

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This commit is contained in:
Eric Fischer
2014-09-22 16:27:31 -07:00
parent 74bdbfc76a
commit c679fa176b
3 changed files with 104 additions and 65 deletions
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tile.cc
+59 -2
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@@ -39,13 +39,13 @@ static inline int compress(std::string const& input, std::string& output) {
return 0;
}
void write_tile(char *name, struct pool *keys) {
void write_tile(const char *name, struct pool *keys) {
GOOGLE_PROTOBUF_VERIFY_VERSION;
mapnik::vector::tile tile;
mapnik::vector::tile_layer *layer = tile.add_layers();
layer->set_name("name");
layer->set_name(name);
layer->set_version(1);
layer->set_extent(XMAX);
@@ -68,3 +68,60 @@ void write_tile(char *name, struct pool *keys) {
#endif
}
void check_range(struct index *start, struct index *end, char *metabase, unsigned *file_bbox) {
struct pool keys;
keys.n = 0;
keys.vals = NULL;
struct index *i;
printf("tile -----------------------------------------------\n");
for (i = start; i < end; i++) {
printf("%llx ", i->index);
char *meta = metabase + i->fpos;
int t;
deserialize_int(&meta, &t);
printf("(%d) ", t);
while (1) {
deserialize_int(&meta, &t);
if (t == VT_END) {
break;
}
printf("%d: ", t);
if (t == VT_MOVETO || t == VT_LINETO) {
int x, y;
deserialize_int(&meta, &x);
deserialize_int(&meta, &y);
//double lat, lon;
//tile2latlon(x, y, 32, &lat,&lon);
//printf("%f,%f (%x/%x) ", lat, lon, x, y);
}
}
int m;
deserialize_int(&meta, &m);
int i;
for (i = 0; i < m; i++) {
int t;
deserialize_int(&meta, &t);
struct pool_val *key = deserialize_string(&meta, &keys, VT_STRING);
struct pool_val *value = deserialize_string(&meta, &keys, t);
printf("%s (%d) = %s (%d)\n", key->s, key->n, value->s, value->n);
}
printf("\n");
}
write_tile("layer", &keys);
pool_free(&keys);
}