Boundary2D.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: Boundary2D.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 BOUNDARY2D_H
#define BOUNDARY2D_H
 
#include "Sheet2D.h"
#include "VirtualWake2D.h"
 
namespace VM2D
{
 
    class World2D;
    class Airfoil;
 
    class Boundary
    {
    protected:
        const World2D& W;
 
        const size_t numberInPassport;
 
    public:
 
        const Airfoil& afl;
 
        int minVortexPerPanel;
        
        std::vector<std::pair<int, int>> vortexBeginEnd;
 
        VirtualWake virtualWake;
 
        size_t sheetDim;
 
        Sheet sheets;
 
        Sheet oldSheets;
 
        Boundary(const World2D& W_, size_t numberInPassport_, int sheetDim_);
 
        virtual ~Boundary() { };
 
        virtual void FillMatrixSelf(Eigen::MatrixXd& matr, Eigen::VectorXd& lastLine, Eigen::VectorXd& lactCol) = 0;
 
        virtual void FillIQSelf(std::pair<Eigen::MatrixXd, Eigen::MatrixXd>& IQ) = 0;
 
        virtual void FillMatrixFromOther(const Boundary& otherBoundary, Eigen::MatrixXd& matr) = 0;
 
        virtual void FillIQFromOther(const Boundary& otherBoundary, std::pair<Eigen::MatrixXd, Eigen::MatrixXd>& IQ) = 0;
 
 
        virtual void CalcConvVelocityToSetOfPointsFromSheets(const WakeDataBase& pointsDb, std::vector<Point2D>& velo) const = 0;
#if defined(USE_CUDA)
        virtual void GPUCalcConvVelocityToSetOfPointsFromSheets(const WakeDataBase& pointsDb, std::vector<Point2D>& velo) const = 0;
#endif
 
        size_t GetUnknownsSize() const;
 
 
        virtual void SolutionToFreeVortexSheetAndVirtualVortex(const Eigen::VectorXd& sol) = 0;
 
        virtual void ComputeAttachedSheetsIntensity() = 0;
 
 
 
        virtual void GetInfluenceFromVorticesToRectPanel(size_t panel, const Vortex2D* ptr, ptrdiff_t count, std::vector<double>& wakeRhs) const = 0;
    
        virtual void GetInfluenceFromSourcesToRectPanel(size_t panel, const Vortex2D* ptr, ptrdiff_t count, std::vector<double>& wakeRhs) const = 0;
                
        virtual void GetInfluenceFromVortexSheetAtRectPanelToVortex(size_t panel, const Vortex2D& vtx, Point2D& vel) const = 0;
 
        virtual void GetInfluenceFromSourceSheetAtRectPanelToVortex(size_t panel, const Vortex2D& vtx, Point2D& vel) const = 0;
 
        virtual void GetInfluenceFromVInfToRectPanel(std::vector<double>& vInfRhs) const = 0;
 
};
 
}//namespace VM2D
 
#endif