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coreequip/QuadKey.js

Last active August 29, 2015 14:00
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Simplified calculation of a Bing QuadKey - see https://msdn.microsoft.com/en-us/library/bb259689.aspx
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QuadKey.js
// Don't ask.
q=(parseInt((y).toString(2), 4) << 1 | parseInt((x).toString(2), 4)).toString(4);
// Z-Padding
(1<<z).toString(2).substr(1,z-q.length)+q;
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