///////////////////////////////////////////////////////////////////////////////
//
// File: CoalescedGeomData.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: Coalesced geometry data definition
//
///////////////////////////////////////////////////////////////////////////////

#ifndef NEKTAR_LIBRARY_COLLECTIONS_COALESCEDGEOMDATA_H
#define NEKTAR_LIBRARY_COLLECTIONS_COALESCEDGEOMDATA_H

#include <map>
#include <vector>

#include <StdRegions/StdExpansion.h>

namespace Nektar::Collections
{

using namespace tinysimd;
using vec_t = simd<NekDouble>;
typedef std::vector<vec_t, tinysimd::allocator<vec_t>> VecVec_t;

enum GeomData
{
    eJac,
    eJacWithStdWeights,
    eDerivFactors
};

class CoalescedGeomData
{
public:
    CoalescedGeomData(void) = default;

    virtual ~CoalescedGeomData(void) = default;

    const Array<OneD, const NekDouble> &GetJac(
        std::vector<StdRegions::StdExpansionSharedPtr> &pColLExp);

    const std::shared_ptr<VecVec_t> GetJacInterLeave(
        std::vector<StdRegions::StdExpansionSharedPtr> &pCollExp, int nElmts);

    const Array<OneD, const NekDouble> &GetJacWithStdWeights(
        std::vector<StdRegions::StdExpansionSharedPtr> &pColLExp);

    const Array<TwoD, const NekDouble> &GetDerivFactors(
        std::vector<StdRegions::StdExpansionSharedPtr> &pColLExp);

    const std::shared_ptr<VecVec_t> GetDerivFactorsInterLeave(
        std::vector<StdRegions::StdExpansionSharedPtr> &pCollExp, int nElmts);

    bool IsDeformed(std::vector<StdRegions::StdExpansionSharedPtr> &pCollExp);

private:
    std::map<GeomData, Array<OneD, NekDouble>> m_oneDGeomData;
    std::map<GeomData, Array<TwoD, NekDouble>> m_twoDGeomData;
    std::map<GeomData, std::shared_ptr<VecVec_t>> m_oneDGeomDataInterLeave;
    std::map<GeomData, std::shared_ptr<VecVec_t>> m_twoDGeomDataInterLeave;
};

typedef std::shared_ptr<CoalescedGeomData> CoalescedGeomDataSharedPtr;

static CoalescedGeomDataSharedPtr GeomDataNull;

} // namespace Nektar::Collections

#endif
