xref: /petsc/include/petscdmplextypes.h (revision e600fa544e2bb197ca2af9b6e65ea465976dec56)
1 #if !defined(PETSCDMPLEXTYPES_H)
2 #define PETSCDMPLEXTYPES_H
3 
4 /*E
5   DMPlexShape - The domain shape used for automatic mesh creation.
6 
7   Existing shapes include
8 $ DM_SHAPE_BOX         - The tensor product of intervals in dimension d
9 $ DM_SHAPE_BOX_SURFACE - The surface of a box in dimension d+1
10 $ DM_SHAPE_BALL        - The d-dimensional ball
11 $ DM_SHAPE_SPHERE      - The surface of the (d+1)-dimensional ball
12 $ DM_SHAPE_CYLINDER    - The tensor product of the interval and disk
13 
14   Level: beginner
15 
16 .seealso: DMPlexGetCellRefiner(), DMPlexSetCellRefiner(), DMRefine(), DMPolytopeType
17 E*/
18 typedef enum {DM_SHAPE_BOX, DM_SHAPE_BOX_SURFACE, DM_SHAPE_BALL, DM_SHAPE_SPHERE, DM_SHAPE_CYLINDER, DM_SHAPE_UNKNOWN} DMPlexShape;
19 PETSC_EXTERN const char * const DMPlexShapes[];
20 
21 /*E
22   DMPlexCSRAlgorithm - The algorithm for building the adjacency graph in CSR format, usually for a mesh partitioner
23 
24   Existing shapes include
25 $ DM_PLEX_CSR_MAT     - Use MatPartition by first making a matrix
26 $ DM_PLEX_CSR_GRAPH   - Use the original Plex and communicate along the boundary
27 $ DM_PLEX_CSR_OVERLAP - Build an overlapped Plex and then locally compute
28 
29   Level: beginner
30 
31 .seealso: DMPlexCreatePartitionerGraph(), PetscPartitionerDMPlexPartition(), DMPlexDistribute()
32 E*/
33 typedef enum {DM_PLEX_CSR_MAT, DM_PLEX_CSR_GRAPH, DM_PLEX_CSR_OVERLAP} DMPlexCSRAlgorithm;
34 PETSC_EXTERN const char * const DMPlexCSRAlgorithms[];
35 
36 #endif
37