xref: /petsc/src/dm/dt/fv/interface/ceed/fvceed.c (revision 5a236de668401f703e133ea891e0305529ed6f83)
1*2e1d0745SJose E. Roman #include <petsc/private/petscfvimpl.h> /*I "petscfv.h" I*/
2*2e1d0745SJose E. Roman 
3*2e1d0745SJose E. Roman #include <petscfvceed.h>
4*2e1d0745SJose E. Roman 
5*2e1d0745SJose E. Roman /*@C
6*2e1d0745SJose E. Roman   PetscFVSetCeed - Set the `Ceed` object to a `PetscFV`
7*2e1d0745SJose E. Roman 
8*2e1d0745SJose E. Roman   Not Collective
9*2e1d0745SJose E. Roman 
10*2e1d0745SJose E. Roman   Input Parameters:
11*2e1d0745SJose E. Roman + fv   - The `PetscFV`
12*2e1d0745SJose E. Roman - ceed - The `Ceed` object
13*2e1d0745SJose E. Roman 
14*2e1d0745SJose E. Roman   Level: intermediate
15*2e1d0745SJose E. Roman 
16*2e1d0745SJose E. Roman .seealso: `PetscFV`, `PetscFVGetCeedBasis()`, `DMGetCeed()`
17*2e1d0745SJose E. Roman @*/
PetscFVSetCeed(PetscFV fv,Ceed ceed)18*2e1d0745SJose E. Roman PetscErrorCode PetscFVSetCeed(PetscFV fv, Ceed ceed)
19*2e1d0745SJose E. Roman {
20*2e1d0745SJose E. Roman   PetscFunctionBegin;
21*2e1d0745SJose E. Roman   PetscValidHeaderSpecific(fv, PETSCFV_CLASSID, 1);
22*2e1d0745SJose E. Roman   if (fv->ceed == ceed) PetscFunctionReturn(PETSC_SUCCESS);
23*2e1d0745SJose E. Roman   PetscCallCEED(CeedReferenceCopy(ceed, &fv->ceed));
24*2e1d0745SJose E. Roman   PetscFunctionReturn(PETSC_SUCCESS);
25*2e1d0745SJose E. Roman }
26*2e1d0745SJose E. Roman 
27*2e1d0745SJose E. Roman /*@C
28*2e1d0745SJose E. Roman   PetscFVGetCeedBasis - Get the `Ceed` object mirroring this `PetscFV`
29*2e1d0745SJose E. Roman 
30*2e1d0745SJose E. Roman   Not Collective
31*2e1d0745SJose E. Roman 
32*2e1d0745SJose E. Roman   Input Parameter:
33*2e1d0745SJose E. Roman . fv - The `PetscFV`
34*2e1d0745SJose E. Roman 
35*2e1d0745SJose E. Roman   Output Parameter:
36*2e1d0745SJose E. Roman . basis - The `CeedBasis`
37*2e1d0745SJose E. Roman 
38*2e1d0745SJose E. Roman   Level: intermediate
39*2e1d0745SJose E. Roman 
40*2e1d0745SJose E. Roman   Note:
41*2e1d0745SJose E. Roman   This is a borrowed reference, so it is not freed.
42*2e1d0745SJose E. Roman 
43*2e1d0745SJose E. Roman .seealso: `PetscFV`, `PetscFVSetCeed()`, `DMGetCeed()`
44*2e1d0745SJose E. Roman @*/
PetscFVGetCeedBasis(PetscFV fv,CeedBasis * basis)45*2e1d0745SJose E. Roman PetscErrorCode PetscFVGetCeedBasis(PetscFV fv, CeedBasis *basis)
46*2e1d0745SJose E. Roman {
47*2e1d0745SJose E. Roman   PetscQuadrature q;
48*2e1d0745SJose E. Roman   PetscInt        dim, Nc, ord;
49*2e1d0745SJose E. Roman 
50*2e1d0745SJose E. Roman   PetscFunctionBegin;
51*2e1d0745SJose E. Roman   PetscValidHeaderSpecific(fv, PETSCFV_CLASSID, 1);
52*2e1d0745SJose E. Roman   PetscAssertPointer(basis, 2);
53*2e1d0745SJose E. Roman   if (!fv->ceedBasis && fv->ceed) {
54*2e1d0745SJose E. Roman     PetscCall(PetscFVGetSpatialDimension(fv, &dim));
55*2e1d0745SJose E. Roman     PetscCall(PetscFVGetNumComponents(fv, &Nc));
56*2e1d0745SJose E. Roman     PetscCall(PetscFVGetQuadrature(fv, &q));
57*2e1d0745SJose E. Roman     PetscCall(PetscQuadratureGetOrder(q, &ord));
58*2e1d0745SJose E. Roman     PetscCallCEED(CeedBasisCreateTensorH1Lagrange(fv->ceed, dim, Nc, 1, (ord + 1) / 2, CEED_GAUSS, &fv->ceedBasis));
59*2e1d0745SJose E. Roman   }
60*2e1d0745SJose E. Roman   *basis = fv->ceedBasis;
61*2e1d0745SJose E. Roman   PetscFunctionReturn(PETSC_SUCCESS);
62*2e1d0745SJose E. Roman }
63