tippecanoe/serial.hpp
Eric Fischer 2e3ba8f374 Retain original feature index rather than recalculating
For better density calculation of clipped features
2016-11-02 15:11:22 -07:00

49 lines
1.7 KiB
C++

size_t fwrite_check(const void *ptr, size_t size, size_t nitems, FILE *stream, const char *fname);
void serialize_int(FILE *out, int n, long long *fpos, const char *fname);
void serialize_long_long(FILE *out, long long n, long long *fpos, const char *fname);
void serialize_ulong_long(FILE *out, unsigned long long n, long long *fpos, const char *fname);
void serialize_byte(FILE *out, signed char n, long long *fpos, const char *fname);
void serialize_uint(FILE *out, unsigned n, long long *fpos, const char *fname);
void serialize_string(FILE *out, const char *s, long long *fpos, const char *fname);
void deserialize_int(char **f, int *n);
void deserialize_long_long(char **f, long long *n);
void deserialize_ulong_long(char **f, unsigned long long *n);
void deserialize_uint(char **f, unsigned *n);
void deserialize_byte(char **f, signed char *n);
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_ulong_long_io(FILE *f, unsigned 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);
struct serial_feature {
long long layer;
int segment;
long long seq;
signed char t;
signed char feature_minzoom;
bool has_id;
unsigned long long id;
bool has_tippecanoe_minzoom;
int tippecanoe_minzoom;
bool has_tippecanoe_maxzoom;
int tippecanoe_maxzoom;
drawvec geometry;
unsigned long long index;
size_t m;
std::vector<long long> keys;
std::vector<long long> values;
long long metapos;
};
void serialize_feature(FILE *geomfile, serial_feature *sf, long long *geompos, const char *fname, long long wx, long long wy, bool include_minzoom);