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Use stdio instead of mmap for geometry while tiling to reduce thrashing

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Eric Fischer
2016-04-11 15:59:02 -07:00
parent c6d2988485
commit efe66dcafe
5 changed files with 98 additions and 37 deletions
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tile.h
+5 -1
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@@ -23,7 +23,11 @@ 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);
int deserialize_int_io(FILE *f, int *n, long long *geompos);
int deserialize_long_long_io(FILE *f, long long *n, long long *geompos);
int deserialize_uint_io(FILE *f, unsigned *n, long long *geompos);
int deserialize_byte_io(FILE *f, signed char *n, long long *geompos);
long long write_tile(char **geom, char *metabase, char *stringpool, unsigned *file_bbox, int z, unsigned x, unsigned y, int detail, int min_detail, int basezoom, struct pool **file_keys, char **layernames, sqlite3 *outdb, double droprate, int buffer, const char *fname, FILE **geomfile, int file_minzoom, int file_maxzoom, double todo, char *geomstart, long long along, double gamma, int nlayers, int *prevent, int *additional);