StdPyrExp.h

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///////////////////////////////////////////////////////////////////////////////
//
// File: StdPyrExp.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 field for pyramidic routines built upon
// StdExpansion3D
//
///////////////////////////////////////////////////////////////////////////////
 
#ifndef NEKTAR_LIBS_STDREGIONS_STDPYREXP_H
#define NEKTAR_LIBS_STDREGIONS_STDPYREXP_H
 
#include <StdRegions/StdExpansion3D.h>
#include <StdRegions/StdRegionsDeclspec.h>
#include <tuple>
 
namespace Nektar
{
namespace StdRegions
{
typedef std::tuple<unsigned int, unsigned int, unsigned int, unsigned int> Mode;
 
struct cmpop
{
    bool operator()(Mode const &a, Mode const &b) const
    {
        if (std::get<0>(a) < std::get<0>(b))
        {
            return true;
        }
        if (std::get<0>(a) > std::get<0>(b))
        {
            return false;
        }
 
        if (std::get<1>(a) < std::get<1>(b))
        {
            return true;
        }
        if (std::get<1>(a) > std::get<1>(b))
        {
            return false;
        }
 
        if (std::get<2>(a) < std::get<2>(b))
        {
            return true;
        }
 
        return false;
    }
};
 
class StdPyrExp : virtual public StdExpansion3D
{
public:
    STD_REGIONS_EXPORT StdPyrExp() = default;
 
    STD_REGIONS_EXPORT StdPyrExp(const LibUtilities::BasisKey &Ba,
                                 const LibUtilities::BasisKey &Bb,
                                 const LibUtilities::BasisKey &Bc);
 
    STD_REGIONS_EXPORT StdPyrExp(const LibUtilities::BasisKey &Ba,
                                 const LibUtilities::BasisKey &Bb,
                                 const LibUtilities::BasisKey &Bc,
                                 NekDouble *coeffs, NekDouble *phys);
 
    STD_REGIONS_EXPORT StdPyrExp(const StdPyrExp &T);
 
    STD_REGIONS_EXPORT ~StdPyrExp() override = default;
 
protected:
    //---------------------------------------
    // Differentiation/integration Methods
    //---------------------------------------
    STD_REGIONS_EXPORT void v_PhysDeriv(
        const Array<OneD, const NekDouble> &inarray,
        Array<OneD, NekDouble> &out_d0, Array<OneD, NekDouble> &out_d1,
        Array<OneD, NekDouble> &out_d2) override;
    STD_REGIONS_EXPORT void v_PhysDeriv(
        const int dir, const Array<OneD, const NekDouble> &inarray,
        Array<OneD, NekDouble> &outarray) override;
    STD_REGIONS_EXPORT void v_StdPhysDeriv(
        const Array<OneD, const NekDouble> &inarray,
        Array<OneD, NekDouble> &out_d0, Array<OneD, NekDouble> &out_d1,
        Array<OneD, NekDouble> &out_d2) override;
    STD_REGIONS_EXPORT void v_StdPhysDeriv(
        const int dir, const Array<OneD, const NekDouble> &inarray,
        Array<OneD, NekDouble> &outarray) override;
    STD_REGIONS_EXPORT void v_MultiplyByStdQuadratureMetric(
        const Array<OneD, const NekDouble> &inarray,
        Array<OneD, NekDouble> &outarray) override;
 
    //---------------------------------------
    // Transforms
    //---------------------------------------
    STD_REGIONS_EXPORT void v_BwdTrans(
        const Array<OneD, const NekDouble> &inarray,
        Array<OneD, NekDouble> &outarray) override;
    STD_REGIONS_EXPORT void v_BwdTrans_SumFac(
        const Array<OneD, const NekDouble> &inarray,
        Array<OneD, NekDouble> &outarray) override;
    STD_REGIONS_EXPORT void v_BwdTrans_SumFacKernel(
        const Array<OneD, const NekDouble> &base0,
        const Array<OneD, const NekDouble> &base1,
        const Array<OneD, const NekDouble> &base2,
        const Array<OneD, const NekDouble> &inarray,
        Array<OneD, NekDouble> &outarray, Array<OneD, NekDouble> &wsp,
        bool doCheckCollDir0, bool doCheckCollDir1,
        bool doCheckCollDir2) override;
    STD_REGIONS_EXPORT void v_FwdTrans(
        const Array<OneD, const NekDouble> &inarray,
        Array<OneD, NekDouble> &outarray) override;
 
    //---------------------------------------
    // Inner product functions
    //---------------------------------------
    STD_REGIONS_EXPORT void v_IProductWRTBase(
        const Array<OneD, const NekDouble> &inarray,
        Array<OneD, NekDouble> &outarray) override;
    STD_REGIONS_EXPORT void v_IProductWRTBase_SumFac(
        const Array<OneD, const NekDouble> &inarray,
        Array<OneD, NekDouble> &outarray,
        bool multiplybyweights = true) override;
    STD_REGIONS_EXPORT void v_IProductWRTBase_SumFacKernel(
        const Array<OneD, const NekDouble> &base0,
        const Array<OneD, const NekDouble> &base1,
        const Array<OneD, const NekDouble> &base2,
        const Array<OneD, const NekDouble> &inarray,
        Array<OneD, NekDouble> &outarray, Array<OneD, NekDouble> &wsp,
        bool doCheckCollDir0, bool doCheckCollDir1,
        bool doCheckCollDir2) override;
    STD_REGIONS_EXPORT void v_IProductWRTDerivBase(
        const int dir, const Array<OneD, const NekDouble> &inarray,
        Array<OneD, NekDouble> &outarray) override;
    STD_REGIONS_EXPORT void v_IProductWRTDerivBase_SumFac(
        const int dir, const Array<OneD, const NekDouble> &inarray,
        Array<OneD, NekDouble> &outarray) override;
 
    //---------------------------------------
    // Evaluation functions
    //---------------------------------------
    STD_REGIONS_EXPORT void v_LocCoordToLocCollapsed(
        const Array<OneD, const NekDouble> &xi,
        Array<OneD, NekDouble> &eta) override;
    STD_REGIONS_EXPORT void v_LocCollapsedToLocCoord(
        const Array<OneD, const NekDouble> &eta,
        Array<OneD, NekDouble> &xi) override;
    STD_REGIONS_EXPORT void v_GetCoords(Array<OneD, NekDouble> &xi_x,
                                        Array<OneD, NekDouble> &xi_y,
                                        Array<OneD, NekDouble> &xi_z) override;
    STD_REGIONS_EXPORT void v_FillMode(
        const int mode, Array<OneD, NekDouble> &outarray) override;
    STD_REGIONS_EXPORT void v_GetTraceNumModes(
        const int fid, int &numModes0, int &numModes1,
        Orientation faceOrient = eDir1FwdDir1_Dir2FwdDir2) override;
 
    STD_REGIONS_EXPORT NekDouble v_PhysEvaluateBasis(
        const Array<OneD, const NekDouble> &coords, int mode) final;
    STD_REGIONS_EXPORT NekDouble
    v_PhysEvaluate(const Array<OneD, NekDouble> &coord,
                   const Array<OneD, const NekDouble> &inarray,
                   std::array<NekDouble, 3> &firstOrderDerivs) override;
 
    //---------------------------------------
    // Helper functions
    //---------------------------------------
    STD_REGIONS_EXPORT int v_GetNverts() const override;
    STD_REGIONS_EXPORT int v_GetNedges() const override;
    STD_REGIONS_EXPORT int v_GetNtraces() const override;
    STD_REGIONS_EXPORT LibUtilities::ShapeType v_DetShapeType() const override;
    STD_REGIONS_EXPORT int v_NumBndryCoeffs() const override;
    STD_REGIONS_EXPORT int v_NumDGBndryCoeffs() const override;
    STD_REGIONS_EXPORT int v_GetTraceNcoeffs(const int i) const override;
    STD_REGIONS_EXPORT int v_GetTraceIntNcoeffs(const int i) const override;
    STD_REGIONS_EXPORT int v_GetTraceNumPoints(const int i) const override;
 
    STD_REGIONS_EXPORT int v_GetEdgeNcoeffs(const int i) const override;
    STD_REGIONS_EXPORT int v_CalcNumberOfCoefficients(
        const std::vector<unsigned int> &nummodes, int &modes_offset) override;
    STD_REGIONS_EXPORT const LibUtilities::BasisKey v_GetTraceBasisKey(
        const int i, const int k) const override;
 
    //---------------------------------------
    // Mappings
    //---------------------------------------
    STD_REGIONS_EXPORT int v_GetVertexMap(
        int localVertexId, bool useCoeffPacking = false) override;
    STD_REGIONS_EXPORT void v_GetInteriorMap(
        Array<OneD, unsigned int> &outarray) override;
    STD_REGIONS_EXPORT void v_GetBoundaryMap(
        Array<OneD, unsigned int> &outarray) override;
    STD_REGIONS_EXPORT void v_GetTraceCoeffMap(
        const unsigned int fid, Array<OneD, unsigned int> &maparray) override;
    STD_REGIONS_EXPORT void v_GetElmtTraceToTraceMap(
        const unsigned int fid, Array<OneD, unsigned int> &maparray,
        Array<OneD, int> &signarray, Orientation faceOrient, int P,
        int Q) override;
    STD_REGIONS_EXPORT void v_GetEdgeInteriorToElementMap(
        const int tid, Array<OneD, unsigned int> &maparray,
        Array<OneD, int> &signarray,
        const Orientation traceOrient = eDir1FwdDir1_Dir2FwdDir2) override;
    STD_REGIONS_EXPORT void v_GetTraceInteriorToElementMap(
        const int tid, Array<OneD, unsigned int> &maparray,
        Array<OneD, int> &signarray,
        const Orientation traceOrient = eDir1FwdDir1_Dir2FwdDir2) override;
 
    //---------------------------------------
    // Wrapper functions
    //---------------------------------------
    STD_REGIONS_EXPORT DNekMatSharedPtr
    v_GenMatrix(const StdMatrixKey &mkey) override;
    STD_REGIONS_EXPORT DNekMatSharedPtr
    v_CreateStdMatrix(const StdMatrixKey &mkey) override;
 
    STD_REGIONS_EXPORT void v_SVVLaplacianFilter(
        Array<OneD, NekDouble> &array, const StdMatrixKey &mkey) override;
 
    //---------------------------------------
    // Method for applying sensors
    //---------------------------------------
    STD_REGIONS_EXPORT void v_ReduceOrderCoeffs(
        int numMin, const Array<OneD, const NekDouble> &inarray,
        Array<OneD, NekDouble> &outarray) override;
 
private:
    //---------------------------------------
    // Private helper functions
    //---------------------------------------
    STD_REGIONS_EXPORT int GetMode(int I, int J, int K);
};
typedef std::shared_ptr<StdPyrExp> StdPyrExpSharedPtr;
} // namespace StdRegions
} // namespace Nektar
 
#endif // STDPYREXP_H