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Trying to follow Vlad's suggestion and work from the top down.

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Doesn't quite work yet, but seems like the right thing to do.
From the bottom up, indexing is a mess because of the buffering,
and includes unneeded areas in the bounding boxes of big features.
This commit is contained in:
Eric Fischer
2014-12-03 16:18:43 -08:00
parent eaeb55bf71
commit 08ff40e42f
6 changed files with 258 additions and 125 deletions
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tile.h
+9 -1
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@@ -12,8 +12,16 @@
#define VT_BOOLEAN 7
struct pool;
struct json_pull;
void serialize_int(FILE *out, int n, long long *fpos, const char *fname, struct json_pull *source);
void serialize_long_long(FILE *out, long long n, long long *fpos, const char *fname, struct json_pull *source);
void serialize_byte(FILE *out, signed char n, long long *fpos, const char *fname, struct json_pull *source);
void serialize_uint(FILE *out, unsigned n, long long *fpos, const char *fname, struct json_pull *source);
void serialize_string(FILE *out, const char *s, long long *fpos, const char *fname, struct json_pull *source);
void deserialize_int(char **f, int *n);
void deserialize_long_long(char **f, long long *n);
void deserialize_uint(char **f, unsigned *n);
void deserialize_byte(char **f, signed char *n);
struct pool_val *deserialize_string(char **f, struct pool *p, int type);
@@ -28,4 +36,4 @@ struct index {
int candup : 1;
};
long long write_tile(struct index *start, struct index *end, char *metabase, unsigned *file_bbox, int z, unsigned x, unsigned y, int detail, int basezoom, struct pool *file_keys, const char *layername, sqlite3 *outdb, double droprate, int buffer);
long long write_tile(char **geom, char *metabase, unsigned *file_bbox, int z, unsigned x, unsigned y, int detail, int basezoom, struct pool *file_keys, const char *layername, sqlite3 *outdb, double droprate, int buffer, const char *fname, struct json_pull *jp, FILE *geomfile);