162   PetscInt        Ns  = sum->numSumSpaces;  in PetscSpaceSumSetNumSubspaces_Sum()  local
166   if (numSumSpaces == Ns) PetscFunctionReturn(PETSC_SUCCESS);  in PetscSpaceSumSetNumSubspaces_Sum()
167   if (Ns >= 0) {  in PetscSpaceSumSetNumSubspaces_Sum()
169     for (s = 0; s < Ns; ++s) PetscCall(PetscSpaceDestroy(&sum->sumspaces[s]));  in PetscSpaceSumSetNumSubspaces_Sum()
173   Ns = sum->numSumSpaces = numSumSpaces;  in PetscSpaceSumSetNumSubspaces_Sum()
174   PetscCall(PetscCalloc1(Ns, &sum->sumspaces));  in PetscSpaceSumSetNumSubspaces_Sum()
201   PetscInt        Ns  = sum->numSumSpaces;  in PetscSpaceSumGetSubspace_Sum()  local
204 …PetscCheck(Ns >= 0, PetscObjectComm((PetscObject)space), PETSC_ERR_ARG_WRONGSTATE, "Must call Pets…  in PetscSpaceSumGetSubspace_Sum()
205 …PetscCheck(s >= 0 && s < Ns, PetscObjectComm((PetscObject)space), PETSC_ERR_ARG_OUTOFRANGE, "Inval…  in PetscSpaceSumGetSubspace_Sum()
214   PetscInt        Ns  = sum->numSumSpaces;  in PetscSpaceSumSetSubspace_Sum()  local
218 …PetscCheck(Ns >= 0, PetscObjectComm((PetscObject)space), PETSC_ERR_ARG_WRONGSTATE, "Must call Pets…  in PetscSpaceSumSetSubspace_Sum()
219 …PetscCheck(s >= 0 && s < Ns, PetscObjectComm((PetscObject)space), PETSC_ERR_ARG_OUTOFRANGE, "Inval…  in PetscSpaceSumSetSubspace_Sum()
230   PetscInt        Ns, Nc, Nv, deg, i;  in PetscSpaceSetFromOptions_Sum()  local
238   PetscCall(PetscSpaceSumGetNumSubspaces(sp, &Ns));  in PetscSpaceSetFromOptions_Sum()
240   Ns = (Ns == PETSC_DEFAULT) ? 1 : Ns;  in PetscSpaceSetFromOptions_Sum()
243 …scspace_sum_spaces", "The number of subspaces", "PetscSpaceSumSetNumSubspaces", Ns, &Ns, NULL, 0));  in PetscSpaceSetFromOptions_Sum()
247 …(Ns >= 0 && (Nv <= 0 || Ns != 0), PetscObjectComm((PetscObject)sp), PETSC_ERR_ARG_OUTOFRANGE, "Can…  in PetscSpaceSetFromOptions_Sum()
248   if (Ns != sum->numSumSpaces) PetscCall(PetscSpaceSumSetNumSubspaces(sp, Ns));  in PetscSpaceSetFromOptions_Sum()
250   for (i = 0; i < Ns; ++i) {  in PetscSpaceSetFromOptions_Sum()
277   PetscInt        Nv, Ns, Nc, i, sum_Nc = 0, deg = PETSC_INT_MAX, maxDeg = PETSC_INT_MIN;  in PetscSpaceSetUp_Sum()  local
285   PetscCall(PetscSpaceSumGetNumSubspaces(sp, &Ns));  in PetscSpaceSetUp_Sum()
286   if (Ns == PETSC_DEFAULT) {  in PetscSpaceSetUp_Sum()
287     Ns = 1;  in PetscSpaceSetUp_Sum()
288     PetscCall(PetscSpaceSumSetNumSubspaces(sp, Ns));  in PetscSpaceSetUp_Sum()
290 …PetscCheck(Ns >= 0, PetscObjectComm((PetscObject)sp), PETSC_ERR_ARG_OUTOFRANGE, "Cannot have %" Pe…  in PetscSpaceSetUp_Sum()
292   if (Ns) {  in PetscSpaceSetUp_Sum()
296     for (PetscInt i = 1; i < Ns; i++) {  in PetscSpaceSetUp_Sum()
309   for (i = 0; i < Ns; ++i) {  in PetscSpaceSetUp_Sum()
343   PetscInt        i, Ns = sum->numSumSpaces;  in PetscSpaceSumView_Ascii()  local
346 …SCIIPrintf(v, "Sum space of %" PetscInt_FMT " concatenated subspaces%s\n", Ns, sum->uniform ? " (a…  in PetscSpaceSumView_Ascii()
347 …else PetscCall(PetscViewerASCIIPrintf(v, "Sum space of %" PetscInt_FMT " subspaces%s\n", Ns, sum->…  in PetscSpaceSumView_Ascii()
348   for (i = 0; i < (sum->uniform ? (Ns > 0 ? 1 : 0) : Ns); ++i) {  in PetscSpaceSumView_Ascii()
369   PetscInt        i, Ns = sum->numSumSpaces;  in PetscSpaceDestroy_Sum()  local
372   for (i = 0; i < Ns; ++i) PetscCall(PetscSpaceDestroy(&sum->sumspaces[i]));  in PetscSpaceDestroy_Sum()
397   PetscInt        i, d = 0, Ns = sum->numSumSpaces;  in PetscSpaceGetDimension_Sum()  local
406   for (i = 0; i < Ns; ++i) {  in PetscSpaceGetDimension_Sum()
422   PetscInt        Nc = sp->Nc, Nv = sp->Nv, Ns = sum->numSumSpaces;  in PetscSpaceEvaluate_Sum()  local
446   for (s = 0, offset = 0, ncoffset = 0; s < Ns; ++s) {  in PetscSpaceEvaluate_Sum()
460           PetscInt b = sum->interleave_basis ? (j * Ns + s) : (j + offset);  in PetscSpaceEvaluate_Sum()
465 …       compoffset = concatenate ? (sum->interleave_components ? (c * Ns + s) : (c + ncoffset)) : c;  in PetscSpaceEvaluate_Sum()