182   DM        dmProj, dmaProj;  in TestL2Projection()  local
195   PetscCall(DMClone(dm, &dmProj));  in TestL2Projection()
197   PetscCall(DMSetField(dmProj, 0, NULL, (PetscObject)fe));  in TestL2Projection()
199   PetscCall(DMCreateDS(dmProj));  in TestL2Projection()
207   PetscCall(DMGetGlobalVector(dmProj, &u));  in TestL2Projection()
213   PetscCall(DMProjectFunction(dmProj, 0.0, funcs, NULL, INSERT_VALUES, u));  in TestL2Projection()
216   PetscCall(DMComputeL2Diff(dmProj, 0.0, funcs, NULL, u, &error));  in TestL2Projection()
225   PetscCall(DMCreateInterpolation(dmProj, dmaProj, &Interp, &scaling));  in TestL2Projection()
240   PetscCall(DMCreateMassMatrix(dmProj, dmaProj, &mass2));  in TestL2Projection()
250   PetscCall(DMRestoreGlobalVector(dmProj, &u));  in TestL2Projection()
254   PetscCall(DMDestroy(&dmProj));  in TestL2Projection()