1af0996ceSBarry Smith #include <petsc/private/dmdaimpl.h> /*I "petscdmda.h" I*/ 247c6ae99SBarry Smith 37087cfbeSBarry Smith extern PetscErrorCode DMSetUp_DA_1D(DM); 47087cfbeSBarry Smith extern PetscErrorCode DMSetUp_DA_2D(DM); 57087cfbeSBarry Smith extern PetscErrorCode DMSetUp_DA_3D(DM); 647c6ae99SBarry Smith 77087cfbeSBarry Smith PetscErrorCode DMSetUp_DA(DM da) 847c6ae99SBarry Smith { 9d7bf68aeSBarry Smith DM_DA *dd = (DM_DA*)da->data; 1047c6ae99SBarry Smith 1147c6ae99SBarry Smith PetscFunctionBegin; 1247c6ae99SBarry Smith PetscValidHeaderSpecific(da, DM_CLASSID,1); 13*63a3b9bcSJacob Faibussowitsch PetscCheck(dd->w >= 1,PetscObjectComm((PetscObject)da),PETSC_ERR_ARG_OUTOFRANGE,"Must have 1 or more degrees of freedom per node: %" PetscInt_FMT,dd->w); 14*63a3b9bcSJacob Faibussowitsch PetscCheck(dd->s >= 0,PetscObjectComm((PetscObject)da),PETSC_ERR_ARG_OUTOFRANGE,"Stencil width cannot be negative: %" PetscInt_FMT,dd->s); 15109c9344SBarry Smith 169566063dSJacob Faibussowitsch PetscCall(PetscCalloc1(dd->w+1,&dd->fieldname)); 179566063dSJacob Faibussowitsch PetscCall(PetscCalloc1(da->dim,&dd->coordinatename)); 18c73cfb54SMatthew G. Knepley if (da->dim == 1) { 199566063dSJacob Faibussowitsch PetscCall(DMSetUp_DA_1D(da)); 20c73cfb54SMatthew G. Knepley } else if (da->dim == 2) { 219566063dSJacob Faibussowitsch PetscCall(DMSetUp_DA_2D(da)); 22c73cfb54SMatthew G. Knepley } else if (da->dim == 3) { 239566063dSJacob Faibussowitsch PetscCall(DMSetUp_DA_3D(da)); 24ce94432eSBarry Smith } else SETERRQ(PetscObjectComm((PetscObject)da),PETSC_ERR_SUP,"DMs only supported for 1, 2, and 3d"); 259566063dSJacob Faibussowitsch PetscCall(DMViewFromOptions(da,NULL,"-dm_view")); 2647c6ae99SBarry Smith PetscFunctionReturn(0); 2747c6ae99SBarry Smith } 28