47 lines
1.4 KiB
JavaScript
47 lines
1.4 KiB
JavaScript
'use strict';
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var S2 = require('../src/s2geometry.js').S2;
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var level = 15;
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// Provo, UT (Center St)
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// '9749618446378729472' '4/032212303102210' '40.256312,-111.709298' 15
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// 4/032212303102210
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//var lat = 40.2574448;
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//var lng = -111.7089464;
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var latlng = { lat: 40.256312, lng: -111.709298 };
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var cell = S2.S2Cell.FromLatLng(latlng, level);
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console.log(cell.toHilbertQuadkey(), '4/032212303102210' === cell.toHilbertQuadkey());
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console.log(cell.getLatLng(), '40.256312,-111.709298' === cell.getLatLng(), '40.256312,-111.709298');
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// Startup Building in Provo
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// '9749615171466166272' '4/032212302322233' '40.226063,-111.664582' 15
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// 4/032212302322233
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//var lat = 40.2262363;
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//var lng = -111.6630927;
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var latlng = { lat: 40.226063, lng: -111.664582 };
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var cell = S2.S2Cell.FromLatLng(latlng, level);
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console.log(cell.toHilbertQuadkey(), '4/032212302322233' === cell.toHilbertQuadkey());
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console.log(cell.getLatLng(), '40.226063,-111.664582' === cell.getLatLng(), '40.226063,-111.664582');
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/*
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cell.getNeighbors(); // [ cellLeft, cellDown, cellRight, cellUp ]
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latlng = cell.getLatLng(); // { lat: 40.2574448, lng: -111.7089464 }
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console.log(orig);
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console.log(latlng);
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if (40 === Math.round(latlng.lat) && -112 === Math.round(latlng.lng)) {
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console.log('OK');
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process.exit(0);
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}
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else {
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console.log('[ERROR] latitude and longitude were not the expected values:');
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console.log(latlng);
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process.exit(1);
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}
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*/
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