#include <stdio.h>
#include <stdlib.h>
#include <sys/types.h>
#include <unistd.h>
#include <rpc/types.h>
#include <rpc/xdr.h>
#include "G3d_intern.h"

/*---------------------------------------------------------------------------*/


/*!
 * \brief 
 *
 * Allocates a vector of <em>nofTiles</em> tiles with the same dimensions
 * as the tiles of <em>map</em> and large enough to store cell-values of
 * <em>type</em>.
 *
 *  \param map
 *  \param nofTiles
 *  \param type
 *  \return char * : a pointer to the vector ... if successful,
 *                   NULL ... otherwise.
 */

char *
G3d_allocTilesType  (G3D_Map *map, int nofTiles, int type)

{
  char *tiles;

  tiles = G3d_malloc (map->tileSize * G3d_length (type) * nofTiles);
  if (tiles == NULL) {
    G3d_error ("G3d_allocTilesType: error in G3d_malloc");
    return (char *) NULL;
  }

  return tiles;
}

/*---------------------------------------------------------------------------*/


/*!
 * \brief 
 *
 *  Is equivalent to G3d_allocTilesType (map, nofTiles, G3d_fileTypeMap (map)).
 *
 *  \param map
 *  \param nofTiles
 *  \return char * 
 */

char *
G3d_allocTiles  (G3D_Map *map, int nofTiles)

{
  char *tiles;

  tiles = G3d_allocTilesType (map, nofTiles, map->typeIntern);
  if (tiles == NULL) {
    G3d_error ("G3d_allocTiles: error in G3d_allocTilesType");
    return (char *) NULL;
  }

  return tiles;
}

/*---------------------------------------------------------------------------*/


/*!
 * \brief 
 *
 *  Is equivalent to <tt>G3d_free (tiles);</tt>
 *
 *  \param tiles
 *  \return void
 */

void
G3d_freeTiles  (char *tiles)

{
  G3d_free (tiles);
}