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s2-geometry.js
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bugfix #3 pad face binary string

This commit is contained in:
AJ ONeal 2016-07-28 05:06:23 -04:00
parent e3619d963a
commit 54bd875e3e
3 changed files with 31 additions and 2 deletions
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3
src/s2geometry.js
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@ -333,6 +333,9 @@ S2.fromFacePosLevel = function (faceN, posS, levelN) {
posB = '0' + posB;
}
var bin = Long.fromString(faceN.toString(10), true, 10).toString(2);
while (bin.length < 3) {
bin = '0' + bin;
}
bin += posB;
bin += '1';
while (bin.length < (S2.FACE_BITS + S2.POS_BITS)) {

22
tests/prev-next.js
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@ -29,6 +29,7 @@ function getNeighbors(lat, lng, step) {
}
/*
// Startup Building in Provo
var lat = 40.2262363;
var lng = -111.6630927;
@ -48,3 +49,24 @@ walk.forEach(function (cellId, i) {
// ! because converting CellId / HilbertQuadkey to LatLng is not implemented... yet
console.log(-((walk.length - 1) / 2) + i, face, cellId, S2.fromId(cellId), '!', level);
});
*/
// Kyderman's test location
var lat = 51.352085106718384;
var lng = -2.9877930879592896;
var walk = getNeighbors(lat, lng, 5);
walk.forEach(function (cellId, i) {
var key = S2.fromId(cellId);
var face = parseInt(key.substr(0, 1), 10);
var pos = key.substr(2);
var level = pos.length;
// TODO
// S2.keyToLatLng(key);
// S2.idToLatLng(id);
// ! because converting CellId / HilbertQuadkey to LatLng is not implemented... yet
console.log(-((walk.length - 1) / 2) + i, face, cellId, S2.fromId(cellId), '!', level);
});

8
tests/s2-node-hilbert.js
View File

@ -5,8 +5,12 @@ var S2 = require('s2geometry-node');
//var lng = -111.7089464;
// Startup Building in Provo
var lat = 40.2262363;
var lng = -111.6630927;
//var lat = 40.2262363;
//var lng = -111.6630927;
// Kyderman's test location
var lat = 51.352085106718384;
var lng = -2.9877930879592896;
var s2latlng = new S2.S2LatLng(lat, lng);
var cellId = new S2.S2CellId(s2latlng).parent(15);