/////////////////////////////////////////////////////////////////////////////////
//
//  Copyright (C) 2021-     Equinor 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 "RigSurface.h"

#include "cvfObject.h"

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
class RigSurfaceResampler
{
public:
    static cvf::ref<RigSurface> resampleSurface( cvf::ref<RigSurface> targetSurface, cvf::ref<RigSurface> surface );

    static bool computeIntersectionWithLine( RigSurface* surface, const cvf::Vec3d& p1, const cvf::Vec3d& p2, cvf::Vec3d& intersectionPoint );
    static bool findClosestPointOnSurface( RigSurface* surface, const cvf::Vec3d& p1, const cvf::Vec3d& p2, cvf::Vec3d& intersectionPoint );

    static std::vector<cvf::Vec3d> computeResampledPolyline( const std::vector<cvf::Vec3d>& polyline, double resamplingDistance );
    static std::vector<std::pair<cvf::Vec3d, size_t>> computeResampledPolylineWithSegmentInfo( const std::vector<cvf::Vec3d>& polyline,
                                                                                               double resamplingDistance );

private:
    static bool findClosestPointXY( const cvf::Vec3d&                targetPoint,
                                    const std::vector<cvf::Vec3d>&   vertices,
                                    const std::vector<unsigned int>& triangleIndices,
                                    const std::vector<size_t>&       triangleStartIndices,
                                    double                           maxDistance,
                                    cvf::Vec3d&                      intersectionPoint );

    static double computeMaxDistance( RigSurface* surface );

    static std::pair<std::vector<cvf::Vec3d>, std::vector<size_t>>
        computeResampledPolylineWithSegmentInfoImpl( const std::vector<cvf::Vec3d>& polyline, double resamplingDistance );
};