Wake2D.h

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/*--------------------------------*- VM2D -*-----------------*---------------*\
| ##  ## ##   ##  ####  #####   |                            | Version 1.14   |
| ##  ## ### ### ##  ## ##  ##  |  VM2D: Vortex Method       | 2026/03/06     |
| ##  ## ## # ##    ##  ##  ##  |  for 2D Flow Simulation    *----------------*
|  ####  ##   ##   ##   ##  ##  |  Open Source Code                           |
|   ##   ##   ## ###### #####   |  https://www.github.com/vortexmethods/VM2D  |
|                                                                             |
| Copyright (C) 2017-2026 I. Marchevsky, K. Sokol, E. Ryatina, A. Kolganova   |
*-----------------------------------------------------------------------------*
| File name: Wake2D.h                                                         |
| Info: Source code of VM2D                                                   |
|                                                                             |
| This file is part of VM2D.                                                  |
| VM2D 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.                                         |
|                                                                             |
| VM2D 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.                                                           |
|                                                                             |
| You should have received a copy of the GNU General Public License           |
| along with VM2D.  If not, see <http://www.gnu.org/licenses/>.               |
\*---------------------------------------------------------------------------*/
 
 
#ifndef WAKE2D_H
#define WAKE2D_H
 
#include "WakeDataBase2D.h"
 
namespace VM2D
{
 
    class Airfoil;
    class AirfoilGeometry;
 
    class Wake : public WakeDataBase
    {
    private:
        std::vector<int> neighb;
 
        //static const int knb = 5;  //количество ближайших соседей
        std::vector<int> neighbNew;
 
    public:
 
        Wake(const World2D& W_)
            : WakeDataBase(W_)
        {
            collapseRightBorderParameter = 0.0;
            collapseScaleParameter = 1.0;
        };
 
        ~Wake() { };
 
 
        void Inside(const std::vector<Point2D>& newPos, Airfoil& afl, bool isMoves, const AirfoilGeometry& oldAfl);
        
        void Restruct();
 
        int RemoveFar();
 
        size_t RemoveZero();
 
        bool MoveInside(const Point2D& newPos, const Point2D& oldPos, const Airfoil& afl, size_t& panThrough) const;
 
        bool MoveInsideMovingBoundary(const Point2D& newPos, const Point2D& oldPos, const AirfoilGeometry& oldAfl, const Airfoil& afl, size_t& panThrough) const;
 
        void GetPairs(int type);
        void GetPairsBS(int type);
        void GetPairsClosestNeib(int type);
 
        void GetPairsBH(int type);
 
#if defined(USE_CUDA)
        void GPUGetPairs(int type);
        void GPUGetPairsClosestNeib(int type);
#endif
 
        int Collaps(int type, int times);
                int CollapsNew(int type, int times);
        int CollapsNewFast(int type, int times, std::vector<Vortex2D>& ri, std::vector<Vortex2D>& rj, std::vector<Point2D>& rnew, std::vector<std::pair<int, int>>& rindex);
 
        double collapseRightBorderParameter;
 
        double collapseScaleParameter;
 
    };
 
}//namespace VM2D
 
#endif