NormalAlgorithms.hpp

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/*
 * NormalAlgorithms.hpp
 *
 * Collection of algorithms for normal calculation.
 *
 * @date 19.07.2017
 * @author Lukas Kalbertodt <lukas.kalbertodt@gmail.com>
 * @author Johan M. von Behren <johan@vonbehren.eu>
 */

#ifndef LVR2_ALGORITHM_NORMALALGORITHMS_H_
#define LVR2_ALGORITHM_NORMALALGORITHMS_H_

#include "lvr2/geometry/BaseMesh.hpp"
#include "lvr2/util/Cluster.hpp"
#include "lvr2/util/ClusterBiMap.hpp"
#include "lvr2/geometry/Normal.hpp"
#include "lvr2/reconstruction/PointsetSurface.hpp"
#include "lvr2/attrmaps/AttrMaps.hpp"

namespace lvr2
{

template <typename BaseVecT>
boost::optional<Normal<typename BaseVecT::CoordType>> getFaceNormal(array<BaseVecT, 3> vertices);

template<typename BaseVecT>
DenseFaceMap<Normal<typename BaseVecT::CoordType>> calcFaceNormals(const BaseMesh<BaseVecT>& mesh);

template<typename BaseVecT>
boost::optional<Normal<typename BaseVecT::CoordType>> interpolatedVertexNormal(
    const BaseMesh<BaseVecT>& mesh,
    const FaceMap<Normal<typename BaseVecT::CoordType>>& normals,
    VertexHandle handle
);

template<typename BaseVecT>
DenseVertexMap<Normal<typename BaseVecT::CoordType>> calcVertexNormals(
    const BaseMesh<BaseVecT>& mesh,
    const FaceMap<Normal<typename BaseVecT::CoordType>>& normals,
    const PointsetSurface<BaseVecT>& surface
);

template<typename BaseVecT>
DenseVertexMap<Normal<typename BaseVecT::CoordType>> calcVertexNormals(
    const BaseMesh<BaseVecT>& mesh,
    const FaceMap<Normal<typename BaseVecT::CoordType>>& normals
);

} // namespace lvr2

#include "lvr2/algorithm/NormalAlgorithms.tcc"

#endif /* LVR2_ALGORITHM_NORMALALGORITHMS_H_ */