Expansion3D.h

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///////////////////////////////////////////////////////////////////////////////
//
// File: Expansion3D.h
//
// For more information, please see: http://www.nektar.info
//
// The MIT License
//
// Copyright (c) 2006 Division of Applied Mathematics, Brown University (USA),
// Department of Aeronautics, Imperial College London (UK), and Scientific
// Computing and Imaging Institute, University of Utah (USA).
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
//
// Description: Header file for Expansion3D routines
//
///////////////////////////////////////////////////////////////////////////////
 
#ifndef EXPANSION3D_H
#define EXPANSION3D_H
 
#include <LocalRegions/Expansion.h>
#include <LocalRegions/LocalRegionsDeclspec.h>
#include <SpatialDomains/Geometry3D.h>
#include <StdRegions/StdExpansion3D.h>
 
namespace Nektar
{
namespace LocalRegions
{
 
class Expansion2D;
typedef std::shared_ptr<Expansion2D> Expansion2DSharedPtr;
typedef std::weak_ptr<Expansion2D> Expansion2DWeakPtr;
 
class Expansion3D;
typedef std::shared_ptr<Expansion3D> Expansion3DSharedPtr;
typedef std::weak_ptr<Expansion3D> Expansion3DWeakPtr;
typedef std::vector<Expansion3DSharedPtr> Expansion3DVector;
 
class Expansion3D : virtual public Expansion,
                    virtual public StdRegions::StdExpansion3D
{
public:
    LOCAL_REGIONS_EXPORT Expansion3D(SpatialDomains::Geometry3DSharedPtr pGeom)
        : Expansion(pGeom), StdExpansion3D(), m_requireNeg()
    {
    }
    LOCAL_REGIONS_EXPORT virtual ~Expansion3D()
    {
    }
 
    LOCAL_REGIONS_EXPORT void SetTraceToGeomOrientation(
        Array<OneD, NekDouble> &inout);
    LOCAL_REGIONS_EXPORT void SetFaceToGeomOrientation(
        const int face, Array<OneD, NekDouble> &inout);
    inline void AddHDGHelmholtzFaceTerms(
        const NekDouble tau, const int edge, Array<OneD, NekDouble> &facePhys,
        const StdRegions::VarCoeffMap &dirForcing,
        Array<OneD, NekDouble> &outarray);
 
    inline void AddNormTraceInt(const int dir,
                                Array<OneD, ExpansionSharedPtr> &FaceExp,
                                Array<OneD, Array<OneD, NekDouble>> &faceCoeffs,
                                Array<OneD, NekDouble> &outarray);
 
    inline void AddNormTraceInt(const int dir,
                                Array<OneD, const NekDouble> &inarray,
                                Array<OneD, ExpansionSharedPtr> &FaceExp,
                                Array<OneD, NekDouble> &outarray,
                                const StdRegions::VarCoeffMap &varcoeffs);
 
    inline void AddFaceBoundaryInt(
        const int face, ExpansionSharedPtr &FaceExp,
        Array<OneD, NekDouble> &facePhys, Array<OneD, NekDouble> &outarray,
        const StdRegions::VarCoeffMap &varcoeffs = StdRegions::NullVarCoeffMap);
 
    inline SpatialDomains::Geometry3DSharedPtr GetGeom3D() const;
 
    LOCAL_REGIONS_EXPORT void v_ReOrientTracePhysMap(
        const StdRegions::Orientation orient, Array<OneD, int> &idmap,
        const int nq0, const int nq1);
 
    void v_NormVectorIProductWRTBase(
        const Array<OneD, const Array<OneD, NekDouble>> &Fvec,
        Array<OneD, NekDouble> &outarray);
 
    LOCAL_REGIONS_EXPORT Array<OneD, unsigned int> GetEdgeInverseBoundaryMap(
        int eid);
 
    LOCAL_REGIONS_EXPORT Array<OneD, unsigned int> GetTraceInverseBoundaryMap(
        int fid,
        StdRegions::Orientation faceOrient = StdRegions::eNoOrientation,
        int P1 = -1, int P2 = -1);
 
    LOCAL_REGIONS_EXPORT void GetInverseBoundaryMaps(
        Array<OneD, unsigned int> &vmap,
        Array<OneD, Array<OneD, unsigned int>> &emap,
        Array<OneD, Array<OneD, unsigned int>> &fmap);
 
    LOCAL_REGIONS_EXPORT DNekScalMatSharedPtr
    CreateMatrix(const MatrixKey &mkey);
 
protected:
    std::map<int, NormalVector> m_faceNormals;
    virtual void v_DGDeriv(const int dir,
                           const Array<OneD, const NekDouble> &incoeffs,
                           Array<OneD, ExpansionSharedPtr> &FaceExp,
                           Array<OneD, Array<OneD, NekDouble>> &faceCoeffs,
                           Array<OneD, NekDouble> &out_d);
    virtual DNekMatSharedPtr v_GenMatrix(const StdRegions::StdMatrixKey &mkey);
    virtual void v_AddFaceNormBoundaryInt(
        const int face, const ExpansionSharedPtr &FaceExp,
        const Array<OneD, const NekDouble> &Fn,
        Array<OneD, NekDouble> &outarray);
 
    virtual void v_AddRobinMassMatrix(
        const int face, const Array<OneD, const NekDouble> &primCoeffs,
        DNekMatSharedPtr &inoutmat);
 
    virtual StdRegions::Orientation v_GetTraceOrient(int face);
 
    virtual void v_GetTracePhysVals(
        const int face, const StdRegions::StdExpansionSharedPtr &FaceExp,
        const Array<OneD, const NekDouble> &inarray,
        Array<OneD, NekDouble> &outarray, StdRegions::Orientation orient);
 
    virtual void v_GenTraceExp(const int traceid, ExpansionSharedPtr &exp);
 
    void GetPhysFaceVarCoeffsFromElement(
        const int face, ExpansionSharedPtr &FaceExp,
        const Array<OneD, const NekDouble> &varcoeff,
        Array<OneD, NekDouble> &outarray);
 
    virtual Array<OneD, NekDouble> v_GetnFacecdotMF(
        const int dir, const int face, ExpansionSharedPtr &FaceExp_f,
        const Array<OneD, const Array<OneD, NekDouble>> &normals,
        const StdRegions::VarCoeffMap &varcoeffs);
 
    //-----------------------------
    // Low Energy Basis functions
    //-----------------------------
 
    LOCAL_REGIONS_EXPORT virtual DNekMatSharedPtr v_BuildTransformationMatrix(
        const DNekScalMatSharedPtr &r_bnd,
        const StdRegions::MatrixType matrixType);
 
    LOCAL_REGIONS_EXPORT virtual DNekMatSharedPtr v_BuildInverseTransformationMatrix(
        const DNekScalMatSharedPtr &transformationmatrix);
 
    LOCAL_REGIONS_EXPORT virtual DNekMatSharedPtr v_BuildVertexMatrix(
        const DNekScalMatSharedPtr &r_bnd);
 
    LOCAL_REGIONS_EXPORT virtual void v_TraceNormLen(const int traceid,
                                                     NekDouble &h,
                                                     NekDouble &p);
 
private:
    // Do not add members here since it may lead to conflicts.
    // Only use this class for member functions
 
    std::vector<bool> m_requireNeg;
};
 
inline SpatialDomains::Geometry3DSharedPtr Expansion3D::GetGeom3D() const
{
    return std::dynamic_pointer_cast<SpatialDomains::Geometry3D>(m_geom);
}
} // namespace LocalRegions
} // namespace Nektar
 
#endif