1 #pragma once 2 3 /* SUBMANSEC = FE */ 4 5 /*S 6 PetscFE - PETSc object that manages a finite element space, e.g. the P_1 Lagrange element 7 8 Level: beginner 9 10 .seealso: `PetscFECreate()`, `PetscSpace`, `PetscDualSpace`, `PetscSpaceCreate()`, `PetscDualSpaceCreate()`, `PetscFESetType()`, `PetscFEType` 11 S*/ 12 typedef struct _p_PetscFE *PetscFE; 13 14 /*MC 15 PetscFEJacobianType - indicates which pointwise functions should be used to fill the Jacobian matrix 16 17 Level: beginner 18 19 .seealso: `PetscFEIntegrateJacobian()` 20 M*/ 21 typedef enum { 22 PETSCFE_JACOBIAN, 23 PETSCFE_JACOBIAN_PRE, 24 PETSCFE_JACOBIAN_DYN 25 } PetscFEJacobianType; 26 27 /*E 28 PetscFEGeomMode - Describes the type of geometry being encoded. 29 30 Values: 31 + `PETSC_FEGEOM_BASIC` - These are normal dim-cells, with dim == dE, and only bulk data is stored. 32 . `PETSC_FEGEOM_EMBEDDED` - These are dim-cells embedded in a higher dimension, as an embedded manifold, where dim < dE and only bulk data is stored. 33 . `PETSC_FEGEOM_BOUNDARY` - These are dim-cells on the boundary of a dE-mesh, so that dim < dE, and both bulk and s = 1 face data are stored. 34 - `PETSC_FEGEOM_COHESIVE` - These are dim-cells in the interior of a dE-mesh, so that dim < dE, and both bulk and s = 2 face data are stored. 35 36 Level: beginner 37 38 Note: 39 .vb 40 dim - The topological dimension and reference coordinate dimension 41 dE - The real coordinate dimension 42 s - The number of supporting cells for a face 43 .ve 44 45 .seealso: [](ch_dmbase), `PetscFEGeom`, `DM`, `DMPLEX`, `PetscFEGeomCreate()` 46 E*/ 47 typedef enum { 48 PETSC_FEGEOM_BASIC, 49 PETSC_FEGEOM_EMBEDDED, 50 PETSC_FEGEOM_BOUNDARY, 51 PETSC_FEGEOM_COHESIVE 52 } PetscFEGeomMode; 53