242       DM       pack;  in Monitor()  local
245       PetscCall(TSGetDM(ts, &pack));  in Monitor()
246       PetscCall(DMCompositeGetNumberDM(pack, &nDMs));  in Monitor()
250       PetscCall(PetscInfo(pack, "ex1 plot step %" PetscInt_FMT ", time = %g\n", id, (double)time));  in Monitor()
252       PetscCall(DMCompositeGetAccessArray(pack, X, nDMs, NULL, XsubArray)); // read only  in Monitor()
294       PetscCall(DMCompositeRestoreAccessArray(pack, X, nDMs, NULL, XsubArray));  in Monitor()
329   DM          pack;  in main()  local
361   PetscCall(DMPlexLandauCreateVelocitySpace(PETSC_COMM_SELF, dim, "", &X, &J, &pack));  in main()
362   PetscCall(DMSetUp(pack));  in main()
363   PetscCall(DMGetApplicationContext(pack, &ctx));  in main()
366   PetscCall(DMCompositeGetNumberDM(pack, &nDMs));  in main()
369   PetscCall(DMCompositeGetAccessArray(pack, X, nDMs, NULL, XsubArray)); // read only  in main()
379   PetscCall(DMCompositeRestoreAccessArray(pack, X, nDMs, NULL, XsubArray));  in main()
388   PetscCall(TSSetDM(ts, pack));  in main()
407   PetscCall(DMPlexLandauAccess(pack, X, landau_field_print_access_callback, NULL));  in main()
435   PetscCall(DMPlexLandauDestroyVelocitySpace(&pack));  in main()