xref: /libCEED/backends/ref/ceed-ref.h (revision d863ab9ba6a0d47c58445a35d35b36efba07fc93)
121617c04Sjeremylt // Copyright (c) 2017-2018, Lawrence Livermore National Security, LLC.
221617c04Sjeremylt // Produced at the Lawrence Livermore National Laboratory. LLNL-CODE-734707.
321617c04Sjeremylt // All Rights reserved. See files LICENSE and NOTICE for details.
421617c04Sjeremylt //
521617c04Sjeremylt // This file is part of CEED, a collection of benchmarks, miniapps, software
621617c04Sjeremylt // libraries and APIs for efficient high-order finite element and spectral
721617c04Sjeremylt // element discretizations for exascale applications. For more information and
821617c04Sjeremylt // source code availability see http://github.com/ceed.
921617c04Sjeremylt //
1021617c04Sjeremylt // The CEED research is supported by the Exascale Computing Project 17-SC-20-SC,
1121617c04Sjeremylt // a collaborative effort of two U.S. Department of Energy organizations (Office
1221617c04Sjeremylt // of Science and the National Nuclear Security Administration) responsible for
1321617c04Sjeremylt // the planning and preparation of a capable exascale ecosystem, including
1421617c04Sjeremylt // software, applications, hardware, advanced system engineering and early
1521617c04Sjeremylt // testbed platforms, in support of the nation's exascale computing imperative.
1621617c04Sjeremylt 
1721617c04Sjeremylt #include <ceed-impl.h>
18*d863ab9bSjeremylt #include <ceed-backend.h>
1921617c04Sjeremylt #include <string.h>
2021617c04Sjeremylt 
2121617c04Sjeremylt typedef struct {
2221617c04Sjeremylt   CeedScalar *array;
2321617c04Sjeremylt   CeedScalar *array_allocated;
2421617c04Sjeremylt } CeedVector_Ref;
2521617c04Sjeremylt 
2621617c04Sjeremylt typedef struct {
2721617c04Sjeremylt   const CeedInt *indices;
2821617c04Sjeremylt   CeedInt *indices_allocated;
2921617c04Sjeremylt } CeedElemRestriction_Ref;
3021617c04Sjeremylt 
3121617c04Sjeremylt typedef struct {
3242877f77Sjeremylt   CeedVector
3342877f77Sjeremylt   *evecs;   /// E-vectors needed to apply operator (input followed by outputs)
3442877f77Sjeremylt   CeedScalar **edata;
3542877f77Sjeremylt   CeedScalar **qdata; /// Inputs followed by outputs
3642877f77Sjeremylt   CeedScalar
3742877f77Sjeremylt   **qdata_alloc; /// Allocated quadrature data arrays (to be freed by us)
3842877f77Sjeremylt   CeedScalar **indata;
3942877f77Sjeremylt   CeedScalar **outdata;
4042877f77Sjeremylt   CeedInt    numein;
4142877f77Sjeremylt   CeedInt    numeout;
4242877f77Sjeremylt   CeedInt    numqin;
4342877f77Sjeremylt   CeedInt    numqout;
4421617c04Sjeremylt } CeedOperator_Ref;
4521617c04Sjeremylt 
46667bc5fcSjeremylt CEED_INTERN int CeedVectorCreate_Ref(CeedInt n, CeedVector vec);
4721617c04Sjeremylt 
48667bc5fcSjeremylt CEED_INTERN int CeedElemRestrictionCreate_Ref(CeedMemType mtype,
49667bc5fcSjeremylt     CeedCopyMode cmode, const CeedInt *indices, CeedElemRestriction r);
5021617c04Sjeremylt 
51667bc5fcSjeremylt CEED_INTERN int CeedBasisCreateTensorH1_Ref(CeedInt dim, CeedInt P1d,
5221617c04Sjeremylt     CeedInt Q1d, const CeedScalar *interp1d,
5321617c04Sjeremylt     const CeedScalar *grad1d,
5421617c04Sjeremylt     const CeedScalar *qref1d,
5521617c04Sjeremylt     const CeedScalar *qweight1d,
5621617c04Sjeremylt     CeedBasis basis);
5721617c04Sjeremylt 
58667bc5fcSjeremylt CEED_INTERN int CeedBasisCreateH1_Ref(CeedElemTopology topo,
59667bc5fcSjeremylt     CeedInt dim, CeedInt ndof, CeedInt nqpts,
60a8de75f0Sjeremylt     const CeedScalar *interp,
61a8de75f0Sjeremylt     const CeedScalar *grad,
62a8de75f0Sjeremylt     const CeedScalar *qref,
63a8de75f0Sjeremylt     const CeedScalar *qweight,
64a8de75f0Sjeremylt     CeedBasis basis);
65a8de75f0Sjeremylt 
6621617c04Sjeremylt CEED_INTERN int CeedQFunctionCreate_Ref(CeedQFunction qf);
6721617c04Sjeremylt 
6821617c04Sjeremylt CEED_INTERN int CeedOperatorCreate_Ref(CeedOperator op);
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