https://github.com/mapbox/tippecanoe
Tip revision: 2d87059a0441a0ef0bbd40815518b0162e28fe81 authored by Eric Fischer on 10 November 2017, 21:59:57 UTC
Some more constructors
Some more constructors
Tip revision: 2d87059
projection.hpp
#ifndef PROJECTION_HPP
#define PROJECTION_HPP
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 {
const char *name;
void (*project)(double ix, double iy, int zoom, long long *ox, long long *oy);
void (*unproject)(long long ix, long long iy, int zoom, double *ox, double *oy);
const char *alias;
};
extern struct projection *projection;
extern struct projection projections[];
#endif