xref: /libCEED/backends/ref/ceed-ref.h (revision bc246734e1a318011d33a38eecea04c89961ac52)
1 // Copyright (c) 2017-2022, Lawrence Livermore National Security, LLC and other CEED contributors.
2 // All Rights Reserved. See the top-level LICENSE and NOTICE files for details.
3 //
4 // SPDX-License-Identifier: BSD-2-Clause
5 //
6 // This file is part of CEED:  http://github.com/ceed
7 
8 #ifndef _ceed_ref_h
9 #define _ceed_ref_h
10 
11 #include <ceed.h>
12 #include <ceed/backend.h>
13 #include <stdbool.h>
14 #include <stdint.h>
15 
16 typedef struct {
17   CeedScalar *collo_grad_1d;
18   bool        has_collo_interp;
19 } CeedBasis_Ref;
20 
21 typedef struct {
22   CeedScalar *array;
23   CeedScalar *array_borrowed;
24   CeedScalar *array_owned;
25 } CeedVector_Ref;
26 
27 typedef struct {
28   const CeedInt *offsets;
29   CeedInt       *offsets_allocated;
30   // Orientation, if it exists, is true when the face must be flipped (multiplies by -1.).
31   const bool *orient;
32   bool       *orient_allocated;
33   int (*Apply)(CeedElemRestriction, CeedInt, CeedInt, CeedInt, CeedInt, CeedInt, bool, CeedTransposeMode, CeedVector, CeedVector, CeedRequest *);
34 } CeedElemRestriction_Ref;
35 
36 typedef struct {
37   const CeedScalar **inputs;
38   CeedScalar       **outputs;
39 } CeedQFunction_Ref;
40 
41 typedef struct {
42   void *data;
43   void *data_borrowed;
44   void *data_owned;
45 } CeedQFunctionContext_Ref;
46 
47 typedef struct {
48   bool        is_identity_qf, is_identity_restr_op;
49   CeedVector *e_vecs_full;  /* Full E-vectors, inputs followed by outputs */
50   uint64_t   *input_states; /* State counter of inputs */
51   CeedVector *e_vecs_in;    /* Single element input E-vectors  */
52   CeedVector *e_vecs_out;   /* Single element output E-vectors */
53   CeedVector *q_vecs_in;    /* Single element input Q-vectors  */
54   CeedVector *q_vecs_out;   /* Single element output Q-vectors */
55   CeedInt     num_inputs, num_outputs;
56   CeedInt     num_active_in, num_active_out;
57   CeedVector *qf_active_in;
58 } CeedOperator_Ref;
59 
60 CEED_INTERN int CeedVectorCreate_Ref(CeedSize n, CeedVector vec);
61 
62 CEED_INTERN int CeedElemRestrictionCreate_Ref(CeedMemType mem_type, CeedCopyMode copy_mode, const CeedInt *offsets, CeedElemRestriction r);
63 CEED_INTERN int CeedElemRestrictionCreateOriented_Ref(CeedMemType mem_type, CeedCopyMode copy_mode, const CeedInt *offsets, const bool *orient,
64                                                       CeedElemRestriction r);
65 
66 CEED_INTERN int CeedBasisCreateTensorH1_Ref(CeedInt dim, CeedInt P_1d, CeedInt Q_1d, const CeedScalar *interp_1d, const CeedScalar *grad_1d,
67                                             const CeedScalar *q_ref_1d, const CeedScalar *q_weight_1d, CeedBasis basis);
68 CEED_INTERN int CeedBasisCreateH1_Ref(CeedElemTopology topo, CeedInt dim, CeedInt num_nodes, CeedInt num_qpts, const CeedScalar *interp,
69                                       const CeedScalar *grad, const CeedScalar *q_ref, const CeedScalar *q_weight, CeedBasis basis);
70 CEED_INTERN int CeedBasisCreateHdiv_Ref(CeedElemTopology topo, CeedInt dim, CeedInt num_nodes, CeedInt num_qpts, const CeedScalar *interp,
71                                         const CeedScalar *div, const CeedScalar *q_ref, const CeedScalar *q_weight, CeedBasis basis);
72 CEED_INTERN int CeedBasisCreateHcurl_Ref(CeedElemTopology topo, CeedInt dim, CeedInt num_nodes, CeedInt num_qpts, const CeedScalar *interp,
73                                          const CeedScalar *curl, const CeedScalar *q_ref, const CeedScalar *q_weight, CeedBasis basis);
74 
75 CEED_INTERN int CeedTensorContractCreate_Ref(CeedBasis basis, CeedTensorContract contract);
76 
77 CEED_INTERN int CeedQFunctionCreate_Ref(CeedQFunction qf);
78 
79 CEED_INTERN int CeedQFunctionContextCreate_Ref(CeedQFunctionContext ctx);
80 
81 CEED_INTERN int CeedOperatorCreate_Ref(CeedOperator op);
82 
83 #endif  // _ceed_ref_h
84