Mechanics2DRigidGivenLaw.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  |
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| Copyright (C) 2017-2026 I. Marchevsky, K. Sokol, E. Ryatina, A. Kolganova   |
*-----------------------------------------------------------------------------*
| File name: Mechanics2DRigidGivenLaw.h                                       |
| Info: Source code of VM2D                                                   |
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\*---------------------------------------------------------------------------*/
 
 
#ifndef MECHANICS2DRIGIDGIVENLAW_H
#define MECHANICS2DRIGIDGIVENLAW_H
 
#include <functional>
 
#include "Mechanics2D.h"
 
namespace VM2D
{
 
    class World2D;
 
    class MechanicsRigidGivenLaw :
        public Mechanics
    {
    private:
 
        double timeAccel;
        Point2D initPosition; 
        Point2D targetVelocity;
        Point2D targetAmplitude;
 
        std::function<Point2D(double)> PositionOfCenterOfMass = [=](double t) -> Point2D
        {
            //if (t < timeAccel)
            //  return initPosition + 0.5 * (t * t / timeAccel) * targetVelocity;
            //else
            //  return initPosition + (t - 0.5 * timeAccel) * targetVelocity;
 
            /*return initPosition + Point2D{ targetAmplitude[0] * sin(DPI * t / timeAccel), 
                                           targetAmplitude[1] * sin(DPI * t / timeAccel) };*/
 
                return Point2D{ 0.0, 0.1 * t };
 
        };
 
        std::function<Point2D(double)> VelocityOfCenterOfMass = [=](double t) -> Point2D
        {           
            //if (t < timeAccel)
            //  return (t / timeAccel) * targetVelocity;
            //else
            //  return targetVelocity;
 
            /*return Point2D{ targetAmplitude[0] * DPI / timeAccel * cos(DPI * t / timeAccel),
                            targetAmplitude[1] * DPI / timeAccel * cos(DPI * t / timeAccel) };*/
 
                return Point2D{ 0.0, 0.1 };
        };
 
        std::function<double(double)> RotationAngle = [=](double t) -> double
        {
            return 0.0;
        };
 
        std::function<double(double)> AngularVelocity = [=](double t) -> double
        {
            return 0.0;
        };
 
        
    public:
        MechanicsRigidGivenLaw(const World2D& W_, size_t numberInPassport_);
 
 
        ~MechanicsRigidGivenLaw() { };
                    
        
 
        //далее -- реализации виртуальных функций
        virtual void GetHydroDynamForce() override;
        virtual Point2D VeloOfAirfoilRcm(double currTime) override;
        virtual Point2D PositionOfAirfoilRcm(double currTime) override;
        virtual double AngularVelocityOfAirfoil(double currTime) override;
        virtual double AngleOfAirfoil(double currTime) override;
        virtual void VeloOfAirfoilPanels(double currTime) override;
        virtual void ReadSpecificParametersFromDictionary() override;
 
        virtual void Move() override;
    };
 
}//namespace VM2D
 
#endif