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//##########################################################################
//# #
//# CCLIB #
//# #
//# This program is free software; you can redistribute it and/or modify #
//# it under the terms of the GNU Library General Public License as #
//# published by the Free Software Foundation; version 2 or later of the #
//# License. #
//# #
//# This program is distributed in the hope that it will be useful, #
//# but WITHOUT ANY WARRANTY; without even the implied warranty of #
//# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
//# GNU General Public License for more details. #
//# #
//# COPYRIGHT: EDF R&D / TELECOM ParisTech (ENST-TSI) #
//# #
//##########################################################################
#ifndef LOCAL_MODEL_HEADER
#define LOCAL_MODEL_HEADER
#include "Neighbourhood.h"
namespace CCLib
{
//! Local modelization (generic interface)
/** Local surface approximation of a point cloud
**/
class LocalModel
{
public:
//! Factory
/** \param type the model type
\param subset (small) set of points from which to compute the local model
\param center model "center"
\param squaredRadius model max radius (squared)
**/
static LocalModel* New( CC_LOCAL_MODEL_TYPES type,
Neighbourhood& subset,
const CCVector3 ¢er,
PointCoordinateType squaredRadius);
//! Destructor
virtual ~LocalModel() = default;
//! Returns the model type
virtual CC_LOCAL_MODEL_TYPES getType() const = 0;
//! Returns the model center
inline const CCVector3& getCenter() const { return m_modelCenter; }
//! Returns the model max radius (squared)
inline PointCoordinateType getSquareSize() const { return m_squaredRadius; }
//! Compute the (unsigned) distance between a 3D point and this model
/** \param[in] P the query point
\param[out] nearestPoint returns the nearest point (optional)
\return the (unsigned) distance (or NAN_VALUE if the computation failed)
**/
virtual ScalarType computeDistanceFromModelToPoint(const CCVector3* P, CCVector3* nearestPoint = nullptr) const = 0;
protected:
//! Constructor
/** \param center model "center"
\param squaredRadius model max "radius" (squared)
**/
LocalModel(const CCVector3 ¢er, PointCoordinateType squaredRadius);
//! Center
CCVector3 m_modelCenter;
//! Max radius (squared)
PointCoordinateType m_squaredRadius;
};
}
#endif //LOCAL_MODEL_HEADER
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