FEFluidFSI.cpp

/*This file is part of the FEBio source code and is licensed under the MIT license
listed below.

See Copyright-FEBio.txt for details.

Copyright (c) 2021 University of Utah, The Trustees of Columbia University in
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#include "stdafx.h"
#include "FEFluidFSI.h"
#include <FECore/FECoreKernel.h>
#include <FECore/DumpStream.h>

//-----------------------------------------------------------------------------
BEGIN_FECORE_CLASS(FEFluidFSI, FEMaterial)
	// material properties
	ADD_PROPERTY(m_pSolid, "solid", FEProperty::Required | FEProperty::TopLevel);
	ADD_PROPERTY(m_pFluid, "fluid");
END_FECORE_CLASS();

//============================================================================
// FEFSIMaterialPoint
//============================================================================
FEFSIMaterialPoint::FEFSIMaterialPoint(FEMaterialPointData* pt) : FEMaterialPointData(pt) {}

//-----------------------------------------------------------------------------
FEMaterialPointData* FEFSIMaterialPoint::Copy()
{
    FEFSIMaterialPoint* pt = new FEFSIMaterialPoint(*this);
    if (m_pNext) pt->m_pNext = m_pNext->Copy();
    return pt;
}

//-----------------------------------------------------------------------------
void FEFSIMaterialPoint::Serialize(DumpStream& ar)
{
	FEMaterialPointData::Serialize(ar);
	ar & m_w & m_aw & m_Jdot & m_ss;
}

//-----------------------------------------------------------------------------
void FEFSIMaterialPoint::Init()
{
    m_w = m_aw = vec3d(0,0,0);
    m_Jdot = 0;
    m_ss.zero();
    
	FEMaterialPointData::Init();
}

//============================================================================
// FEFluidFSI
//============================================================================

//-----------------------------------------------------------------------------
//! FEFluidFSI constructor

FEFluidFSI::FEFluidFSI(FEModel* pfem) : FEMaterial(pfem)
{
	m_pSolid = 0;
	m_pFluid = 0;
}

//-----------------------------------------------------------------------------
// returns a pointer to a new material point object
FEMaterialPointData* FEFluidFSI::CreateMaterialPointData()
{
    FEFluidMaterialPoint* fpt = new FEFluidMaterialPoint(m_pSolid->CreateMaterialPointData());
    return new FEFSIMaterialPoint(fpt);
}

//-----------------------------------------------------------------------------
// initialize
bool FEFluidFSI::Init()
{
    m_pFluid->Init();
    m_pSolid->Init();
    // set the solid density to zero (required for the solid of a FSI domain)
    m_pSolid->SetDensity(0.0);
    
    return FEMaterial::Init();
}