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open-source native PHP library for doing geometry operations

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geoPHP pointOnSurface always returns null

Using geoPHP with geos installed. pointOnSurface() for a valid polygon always returns null. While other functions such as centroid() work fine. … Example: geoPHP::geosInstalled(); //true $geo->geometryType(); //Polygon $point = $geo->centroid(); //Point {coords: [-73.931519444925, 40.85512387767]} $geo->covers($point …
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