/////////////////////////////////////////////////////////////////////////////////
//
//  Copyright (C) 2018- Statoil ASA
// 
//  ResInsight is free software: you can redistribute it and/or modify
//  it under the terms of the GNU General Public License as published by
//  the Free Software Foundation, either version 3 of the License, or
//  (at your option) any later version.
// 
//  ResInsight 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 at <http://www.gnu.org/licenses/gpl.html> 
//  for more details.
//
/////////////////////////////////////////////////////////////////////////////////
#pragma once

#include "cvfBase.h"
#include "cvfVector3.h"

#include <vector>

class RiaPolyArcLineSampler
{
public:
    RiaPolyArcLineSampler(const cvf::Vec3d& startTangent, 
                          const std::vector<cvf::Vec3d>& lineArcEndPoints);


    void sampledPointsAndMDs(double sampleInterval,
                               bool isResamplingLines,
                               std::vector<cvf::Vec3d>* points,
                               std::vector<double>* mds);

private:
    void sampleLine(cvf::Vec3d p1, cvf::Vec3d p2, cvf::Vec3d* endTangent);
    void sampleArc(cvf::Vec3d t1, cvf::Vec3d p1, cvf::Vec3d p2, cvf::Vec3d* endTangent);
    void sampleSegment(cvf::Vec3d t1, cvf::Vec3d p1, cvf::Vec3d p2, cvf::Vec3d* endTangent);

    std::vector<cvf::Vec3d>* m_points; // Internal temporary pointers to collections beeing filled.
    std::vector<double>*     m_meshDs;

    double                   m_samplingsInterval;
    bool                     m_isResamplingLines;
    double                   m_totalMD; 
    
    cvf::Vec3d               m_startTangent;
    std::vector<cvf::Vec3d>  m_lineArcEndPoints;
};