free SHPObject when done with it #568
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Very good spot - thank you! |
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It looks like Tilemaker converts shapefile objects into its own representation, after which point I think we can safely free the shape objects. I don't think
SHPCloseis sufficient to free the individual objects.For the shapefiles used by the Shortbread tile set (1.4GB of coastline .shp files), this seems to decrease peak memory usage by ~1.7G