grad_by_nodes.cpp

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// Copyright (c) 2010-2026, Lawrence Livermore National Security, LLC. Produced
// at the Lawrence Livermore National Laboratory. All Rights reserved. See files
// LICENSE and NOTICE for details. LLNL-CODE-806117.
//
// This file is part of the MFEM library. For more information and source code
// availability visit https://mfem.org.
//
// MFEM is free software; you can redistribute it and/or modify it under the
// terms of the BSD-3 license. We welcome feedback and contributions, see file
// CONTRIBUTING.md for details.
 
#include "../quadinterpolator.hpp"
#include "grad.hpp"
 
namespace mfem
{
namespace internal
{
namespace quadrature_interpolator
{
 
template <bool P>
void InitGradByNodesKernels()
{
   constexpr auto L = QVectorLayout::byNODES;
   // 2D
   QuadratureInterpolator::AddGradSpecializations<2,L,P,1,3,3,16>();
   QuadratureInterpolator::AddGradSpecializations<2,L,P,1,3,4,16>();
   QuadratureInterpolator::AddGradSpecializations<2,L,P,1,4,3,16>();
   QuadratureInterpolator::AddGradSpecializations<2,L,P,1,4,4,16>();
 
   QuadratureInterpolator::AddGradSpecializations<2,L,P,2,2,2,16>();
   QuadratureInterpolator::AddGradSpecializations<2,L,P,2,2,3,8>();
   QuadratureInterpolator::AddGradSpecializations<2,L,P,2,2,4,4>();
   QuadratureInterpolator::AddGradSpecializations<2,L,P,2,2,5,4>();
   QuadratureInterpolator::AddGradSpecializations<2,L,P,2,2,6,2>();
 
   QuadratureInterpolator::AddGradSpecializations<2,L,P,2,3,3,2>();
   QuadratureInterpolator::AddGradSpecializations<2,L,P,2,3,4,4>();
   QuadratureInterpolator::AddGradSpecializations<2,L,P,2,4,3,4>();
   QuadratureInterpolator::AddGradSpecializations<2,L,P,2,3,6,2>();
 
   QuadratureInterpolator::AddGradSpecializations<2,L,P,2,4,4,2>();
   QuadratureInterpolator::AddGradSpecializations<2,L,P,2,4,5,2>();
   QuadratureInterpolator::AddGradSpecializations<2,L,P,2,4,6,2>();
   QuadratureInterpolator::AddGradSpecializations<2,L,P,2,4,7,2>();
 
   QuadratureInterpolator::AddGradSpecializations<2,L,P,2,5,6,2>();
   // 3D
   QuadratureInterpolator::AddGradSpecializations<3,L,P,1,2,4>();
   QuadratureInterpolator::AddGradSpecializations<3,L,P,1,3,3>();
   QuadratureInterpolator::AddGradSpecializations<3,L,P,1,3,4>();
   QuadratureInterpolator::AddGradSpecializations<3,L,P,1,3,6>();
   QuadratureInterpolator::AddGradSpecializations<3,L,P,1,4,4>();
   QuadratureInterpolator::AddGradSpecializations<3,L,P,1,4,8>();
 
   QuadratureInterpolator::AddGradSpecializations<3,L,P,3,2,3>();
   QuadratureInterpolator::AddGradSpecializations<3,L,P,3,2,4>();
   QuadratureInterpolator::AddGradSpecializations<3,L,P,3,2,5>();
   QuadratureInterpolator::AddGradSpecializations<3,L,P,3,2,6>();
 
   QuadratureInterpolator::AddGradSpecializations<3,L,P,3,3,3>();
   QuadratureInterpolator::AddGradSpecializations<3,L,P,3,3,4>();
   QuadratureInterpolator::AddGradSpecializations<3,L,P,3,3,5>();
   QuadratureInterpolator::AddGradSpecializations<3,L,P,3,3,6>();
   QuadratureInterpolator::AddGradSpecializations<3,L,P,3,4,4>();
   QuadratureInterpolator::AddGradSpecializations<3,L,P,3,4,6>();
   QuadratureInterpolator::AddGradSpecializations<3,L,P,3,4,7>();
   QuadratureInterpolator::AddGradSpecializations<3,L,P,3,4,8>();
 
   // 2D
   QuadratureInterpolator::AddCollocatedGradSpecializations<2,L,P,1,2,16>();
   QuadratureInterpolator::AddCollocatedGradSpecializations<2,L,P,1,3,16>();
   QuadratureInterpolator::AddCollocatedGradSpecializations<2,L,P,1,4,16>();
   QuadratureInterpolator::AddCollocatedGradSpecializations<2,L,P,2,2,16>();
   QuadratureInterpolator::AddCollocatedGradSpecializations<2,L,P,2,3,4>();
   QuadratureInterpolator::AddCollocatedGradSpecializations<2,L,P,2,4,2>();
 
   QuadratureInterpolator::AddCollocatedGradSpecializations<3,L,P,1,2>();
   QuadratureInterpolator::AddCollocatedGradSpecializations<3,L,P,1,3>();
   QuadratureInterpolator::AddCollocatedGradSpecializations<3,L,P,1,4>();
 
   QuadratureInterpolator::AddCollocatedGradSpecializations<3,L,P,2,2>();
   QuadratureInterpolator::AddCollocatedGradSpecializations<3,L,P,2,3>();
   QuadratureInterpolator::AddCollocatedGradSpecializations<3,L,P,2,4>();
 
   QuadratureInterpolator::AddCollocatedGradSpecializations<3,L,P,3,2>();
   QuadratureInterpolator::AddCollocatedGradSpecializations<3,L,P,3,3>();
   QuadratureInterpolator::AddCollocatedGradSpecializations<3,L,P,3,4>();
}
 
template void InitGradByNodesKernels<true>();
template void InitGradByNodesKernels<false>();
 
} // namespace quadrature_interpolator
} // namespace internal
} // namespace mfem