geography_measurement_trees.h

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 * PostGIS - Spatial Types for PostgreSQL
 * http://postgis.net
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 * PostGIS is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
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#include "liblwgeom_internal.h"
#include "lwgeodetic_tree.h"
#include "lwgeom_cache.h"
 
int geography_dwithin_cache(FunctionCallInfo fcinfo,
        SHARED_GSERIALIZED *g1,
        SHARED_GSERIALIZED *g2,
        const SPHEROID *s,
        double tolerance,
        int *dwithin);
int geography_distance_cache(FunctionCallInfo fcinfo,
        SHARED_GSERIALIZED *g1,
        SHARED_GSERIALIZED *g2,
        const SPHEROID *s,
        double *distance);
 
int geography_tree_distance(
        const GSERIALIZED* g1,
        const GSERIALIZED* g2,
        const SPHEROID* s,
        double tolerance,
        double* distance);