diegoripley/tippecanoe
1
0
Fork 0
mirror of https://github.com/felt/tippecanoe.git synced 2026-10-02 08:25:40 +02:00
Code Issues Packages Projects Releases Wiki Activity

Add Hilbert Curve feature sequencing as an option

Browse Source
This commit is contained in:
Eric Fischer
2018-12-12 10:51:00 -08:00
parent 5f1c0e151f
commit 6376c283ba
10 changed files with 9842 additions and 20 deletions
Download Patch File Download Diff File Expand all files Collapse all files
projection.hpp
+9 -2
View File
@@ -5,8 +5,6 @@ void lonlat2tile(double lon, double lat, int zoom, long long *x, long long *y);
void epsg3857totile(double ix, double iy, int zoom, long long *x, long long *y);
void tile2lonlat(long long x, long long y, int zoom, double *lon, double *lat);
void tiletoepsg3857(long long x, long long y, int zoom, double *ox, double *oy);
unsigned long long encode(unsigned int wx, unsigned int wy);
void decode(unsigned long long index, unsigned *wx, unsigned *wy);
void set_projection_or_exit(const char *optarg);
struct projection {
@@ -19,4 +17,13 @@ struct projection {
extern struct projection *projection;
extern struct projection projections[];
extern unsigned long long (*encode_index)(unsigned int wx, unsigned int wy);
extern void (*decode_index)(unsigned long long index, unsigned *wx, unsigned *wy);
unsigned long long encode_quadkey(unsigned int wx, unsigned int wy);
void decode_quadkey(unsigned long long index, unsigned *wx, unsigned *wy);
unsigned long long encode_hilbert(unsigned int wx, unsigned int wy);
void decode_hilbert(unsigned long long index, unsigned *wx, unsigned *wy);
#endif