ColorAlgorithms.hpp

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/*
 * ColorAlgorithms.hpp
 *
 * Collection of algorithms for color calculation.
 *
 * @date 21.07.2017
 * @author Johan M. von Behren <johan@vonbehren.eu>
 */

#ifndef LVR2_ALGORITHM_COLORALGORITHMS_H_
#define LVR2_ALGORITHM_COLORALGORITHMS_H_

#include <vector>
#include <array>

#include <boost/optional.hpp>



#include "lvr2/geometry/BaseMesh.hpp"
#include "lvr2/reconstruction/PointsetSurface.hpp"
#include "lvr2/attrmaps/AttrMaps.hpp"

namespace lvr2
{

using Rgb8Color = std::array<uint8_t, 3>;

template<typename BaseVecT>
boost::optional<DenseVertexMap<Rgb8Color>> calcColorFromPointCloud(
    const BaseMesh<BaseVecT>& mesh,
    const PointsetSurfacePtr<BaseVecT> surface
);

static Rgb8Color floatToRainbowColor(float value);

static Rgb8Color floatToGrayScaleColor(float value);

template<typename BaseVecT>
Rgb8Color calcColorForFaceCentroid(
    const BaseMesh<BaseVecT>& mesh,
    const PointsetSurface<BaseVecT>& surface,
    FaceHandle faceH
);

} // namespace lvr2

#include "lvr2/algorithm/ColorAlgorithms.tcc"

#endif /* LVR2_ALGORITHM_COLORALGORITHMS_H_ */