/**
 *  \file cgal/internal/polyhedrons.h
 *  \brief manipulation of text, and Interconversion between text and numbers
 *  Copyright 2007-2013 IMP Inventors. All rights reserved.
*/

#ifndef IMPCGAL_INTERNAL_POLYHEDRONS_H
#define IMPCGAL_INTERNAL_POLYHEDRONS_H

#include <IMP/cgal/cgal_config.h>
#include <IMP/base/types.h>
#include <IMP/algebra/VectorD.h>
#include <IMP/algebra/SphereD.h>
#include <IMP/algebra/Plane3D.h>
#include <IMP/algebra/standard_grids.h>
#include <vector>


IMPCGAL_BEGIN_INTERNAL_NAMESPACE
/** compute the polygon as the subtraction of the intersection of
    the various planes
 */
IMPCGALEXPORT
base::Vector<algebra::Vector3Ds >
get_polyhedron_facets(const algebra::BoundingBoxD<3> &bb,
                      const base::Vector< algebra::Plane3D > &outer,
                      const base::Vector< algebra::Plane3D > &hole);


IMPCGALEXPORT
base::Vector<algebra::Vector3Ds >
get_polyhedron_facets(const algebra::BoundingBoxD<3> &bb,
                      const base::Vector< algebra::Plane3D > &outer);

IMPCGALEXPORT
std::pair<algebra::Vector3Ds,Ints >
get_polyhedron_indexed_facets(const algebra::BoundingBoxD<3> &bb,
                              const base::Vector< algebra::Plane3D > &outer,
                              const base::Vector< algebra::Plane3D > &hole);


IMPCGALEXPORT
std::pair<algebra::Vector3Ds,Ints >
get_skin_surface(const algebra::Sphere3Ds &ss);

IMPCGALEXPORT
std::pair<algebra::Vector3Ds,Ints >
get_iso_surface(const algebra::GridD<3,
                    algebra::DenseGridStorageD<3,
                                double>, double > &grid, double iso_level);

IMPCGALEXPORT
std::pair<algebra::Vector3Ds,Ints >
get_iso_surface(const algebra::GridD<3,
                   algebra::DenseGridStorageD<3,
                                   float>, float > &grid, double iso_level);


IMPCGAL_END_INTERNAL_NAMESPACE

#endif  /* IMPCGAL_INTERNAL_POLYHEDRONS_H */