geography_funcs.h

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/*****************************************************************************
 *
 * This MobilityDB code is provided under The PostgreSQL License.
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 * Copyright (c) 2016-2021, Université libre de Bruxelles and MobilityDB
 * contributors
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#ifndef __GEOGRAPHY_FUNCTIONS_H__
#define __GEOGRAPHY_FUNCTIONS_H__

#include <postgres.h>
#include <fmgr.h>

#include <liblwgeom.h>
#if POSTGIS_VERSION_NUMBER < 30000
#include "postgis.h"
#else
#include <lwgeodetic_tree.h>
#endif

/*****************************************************************************/

#if POSTGIS_VERSION_NUMBER < 30000
extern double circ_tree_distance_tree_internal(const CIRC_NODE* n1,
  const CIRC_NODE* n2, double threshold, double* min_dist, double* max_dist,
  GEOGRAPHIC_POINT* closest1, GEOGRAPHIC_POINT* closest2);
#endif

extern Datum geography_shortestline(PG_FUNCTION_ARGS);

/*****************************************************************************/

#endif