Harry Potts hazpotts
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/ Coordinates.php
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February 19, 2022 17:03
Small algorithm for calculating coordinates on a spiral
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| <?php | |
| /* | |
| * Calculates the coordinates from an Id. The counting starts from 0,0 and then spirals out | |
| * like this: | |
| * | |
| * +--+--+--+--> | |
| * | | |
| * + +--+--+--+ | |
| * | | | | |
| * + + +--+ + |