#ifndef Sphere3_H
#define Sphere3_H

/* Last edited on 2007-02-01 21:40:23 by stolfi */

/* Procedures to build Sphere3. */

#define Sphere3_H_copyright \
  "Copyright © 2000 Universidade Estadual de Campinas (UNICAMP)"

#include <Octf.h>
#include <Triangulation.h>

#include <r4.h>
#include <vec.h>

Place_t MakeSphere3(uint order);
Place_t MakeSphere3_H1(uint order);
Place_t MakeSphere3_H2(uint order);
Place_t MakeSphere3_H3(uint order);

Place_t MakeSphere1Sub(uint order);
  /* A tetrahedron (the gluing scheme for the Hypersphere map) is a bidimensional
     array of smaller tetrahedra, as returned by the "libm3triang.Triangulation.
     MakeTetraTopo" procedure. */
     
Place_t MakeSphere2Sub(uint order);
  /* A tetrahedron (the gluing scheme for the Hypersphere map) is regular refinement
     of a single tetrahedron, as returned by the "libm3subdi.Refine.MakeTetra"
     procedure.
     The number of smaller tetrahedra is computed by the recursion:
     "5/3 order^{3} - 2/3 order". */  

Place_t MakeMaximalGlue(uint order);
 /* Realizes the maximal glue of a refined tetrahedron */


#define Sphere3_H_author \
  "C interface created by J. Stolfi, jan/2007."

#endif