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s2-geometry.js
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how walk should progress

This commit is contained in:
AJ ONeal 2016-07-26 02:31:39 -04:00
parent 35ceafae3d
commit 7014dd3632
1 changed files with 39 additions and 0 deletions
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tests/s2-node-hilbert.js Normal file
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var S2 = require('s2geometry-node');
var lat = 40.2574448;
var lng = -111.7089464;
var s2latlng = new S2.S2LatLng(lat, lng);
var point;
var cellId = new S2.S2CellId(s2latlng).parent(15);
var cell;
//var cell = new S2.S2Cell(cellId.toLatLng());
var walk = [];
var next = cellId;
var prev = cellId;
var i;
cell = new S2.S2Cell(cellId);
console.log(cell.face(), cellId.id(), cellId.toString(), cellId.toLatLng().toString(), cellId.level());
for (i = 0; i < 10; i += 1) {
next = next.next();
prev = prev.prev();
walk.push(next);
walk.push(prev);
cell = new S2.S2Cell(next);
console.log(cell.face(), next.id(), next.toString(), next.toLatLng().toString(), next.level());
cell = new S2.S2Cell(prev);
console.log(cell.face(), prev.id(), prev.toString(), prev.toLatLng().toString(), prev.level());
}
/*
console.log(cell.id().toString());
var latlng = cell.toLatLng();
console.log(cellId.toString());
console.log(cellId.face().toString());
console.log(cell.orientation().toString());
console.log(cellId.level().toString());
console.log(latlng.lat.toString(), latlng.lng.toString());
*/