Are you using the C++ or Go libraries? On Fri, May 5, 2017 at 1:09 PM, mhoggan via golang-nuts < golang-nuts@googlegroups.com> wrote:
> I am trying to find a group associated with https://code.google.com/ > archive/p/s2-geometry-library/. This is the only post that comes up when > searching groups. > > My question on the library is, Do the bounding polygons associated with a > cell id include the boundaries or sides of the polygon? If so what sides > (top, left), (bottom, left)... etc? > > Thanks, > Matthew Hoggan > > > On Wednesday, March 13, 2013 at 8:37:35 PM UTC-6, David Symonds wrote: >> >> I'm pleased to announce the initial open source release of the Go port >> of the S2 geometry library: >> >> https://code.google.com/p/gos2/ >> http://godoc.org/code.google.com/p/gos2/s2 >> >> (or "go get code.google.com/p/gos2/s2".) >> >> /* >> Package s2 implements types and functions for working with geometry in >> S² (spherical geometry). >> >> Its related packages, parallel to this one, are s1 (operates on S¹), >> r1 (operates on ℝ¹) and r3 (operates on ℝ³). >> >> This package provides types and functions for the S2 cell hierarchy >> and coordinate systems. The S2 cell hierarchy is a hierarchical >> decomposition of the surface of a unit sphere (S²) into “cells”; it is >> highly efficient, scales from continental size to under 1 cm² and >> preserves spatial locality (nearby cells have close IDs). >> >> A presentation that gives an overview of S2 is >> https://docs.google.com/presentation/d/1Hl4KapfAENAOf4gv- >> pSngKwvS_jwNVHRPZTTDzXXn6Q/view. >> */ >> >> >> Note that it is not as complete as the C++ version it is based on, but >> it works well for what it does support, and is sufficient for geo >> indexing and the like. >> > -- > You received this message because you are subscribed to the Google Groups > "golang-nuts" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to golang-nuts+unsubscr...@googlegroups.com. > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "golang-nuts" group. To unsubscribe from this group and stop receiving emails from it, send an email to golang-nuts+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
