1: #include <petsc/private/dmimpl.h> 3: #ifdef PETSC_HAVE_LIBCEED 4: #include <petscdmceed.h> 6: /*@C 7: DMGetCeed - Get the LibCEED context associated with this DM 9: Not collective 11: Input Parameter: 12: . DM - The DM 14: Output Parameter: 15: . ceed - The LibCEED context 17: Level: intermediate 19: .seealso: DMCreate() 20: @*/ 21: PetscErrorCode DMGetCeed(DM dm, Ceed *ceed) 22: { 28: if (!dm->ceed) { 29: char ceedresource[PETSC_MAX_PATH_LEN]; /* libCEED resource specifier */ 30: const char *prefix; 32: PetscStrcpy(ceedresource, "/cpu/self"); 33: PetscObjectGetOptionsPrefix((PetscObject) dm, &prefix); 34: PetscOptionsGetString(NULL, prefix, "-dm_ceed", ceedresource, sizeof(ceedresource), NULL); 35: CeedInit(ceedresource, &dm->ceed); 36: } 37: *ceed = dm->ceed; 38: return(0); 39: } 41: #endif