fsi/sfc-amroc/VibratingPanel/src/ShellEnforceBCFunctor.h

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// -*- C++ -*-
//
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// 
//                          Ralf Deiterding, Fehmi Cirak
//                        California Institute of Technology
//                           (C) 2005 All Rights Reserved
//
// <LicenseText>
//
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
#ifndef SHELLENFORCEBCFUNCTOR_H
#define SHELLENFORCEBCFUNCTOR_H

#include "shells/driverCC/SVertexFunctors.h"
#include "shells/driverCC/PrescribeVarFunctor.h"

#include <functional>


namespace shells {
    class ShellEnforceBCFunctor;
}


class shells::ShellEnforceBCFunctor :
    public std::unary_function<shells::SVertexS*, void> {
    
public:
    ShellEnforceBCFunctor() {}
    
    ~ShellEnforceBCFunctor() {}

    void operator()(shells::SVertex *vtx) const {
        SVertexCoordinate extractC;
        SVertexCoordinate::DataType *coor = extractC(vtx);      
        const double ycoor = coor[1];
            
        if (ycoor<=0.015) {
            SVertexDisplacement extractD;
            SVertexDisplacement::DataType *dis = extractD(vtx);
            for (unsigned i=0; i<SVertexDisplacement::numVar; ++i)
                dis[i] = 0.0;

            SVertexVelocity extractV;
            SVertexAcceleration extractA;
            SVertexVelocity::DataType *vel = extractV(vtx);
            SVertexAcceleration::DataType *acc = extractA(vtx);
            for (unsigned i=0; i<SVertexVelocity::numVar; ++i) {
                vel[i] = 0.0;
                acc[i] = 0.0;
            }
        }       
        return;
    }    
};
#endif

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