#include <PCBlockDiagonal.hpp>
Collaboration diagram for PCBlockDiagonal::PCBlockDiagonalContext:Public Attributes | |
| Mat | A11_matrix_subblock |
| Mat | A22_matrix_subblock |
| PC | PC_amg_A11 |
| PC | PC_amg_A22 |
| Vec | x1_subvector |
| Vec | x2_subvector |
| Vec | y1_subvector |
| Vec | y2_subvector |
| VecScatter | A11_scatter_ctx |
| VecScatter | A22_scatter_ctx |
Detailed Description
This struct defines the state of the preconditioner (initialised data and objects to be reused)
Definition at line 92 of file PCBlockDiagonal.hpp.
Member Data Documentation
| Mat PCBlockDiagonal::PCBlockDiagonalContext::A11_matrix_subblock |
Mat object that stores the A11 subblock
Definition at line 93 of file PCBlockDiagonal.hpp.
Referenced by PCBlockDiagonal::PCBlockDiagonalCreate(), and PCBlockDiagonal::PCBlockDiagonalSetUp().
| VecScatter PCBlockDiagonal::PCBlockDiagonalContext::A11_scatter_ctx |
Scattering context: gather x1 from x and scatter y1 back into y
Definition at line 101 of file PCBlockDiagonal.hpp.
Referenced by PCBlockDiagonal::PCBlockDiagonalCreate().
| Mat PCBlockDiagonal::PCBlockDiagonalContext::A22_matrix_subblock |
Mat object that stores the A22 subblock
Definition at line 94 of file PCBlockDiagonal.hpp.
Referenced by PCBlockDiagonal::PCBlockDiagonalCreate(), and PCBlockDiagonal::PCBlockDiagonalSetUp().
| VecScatter PCBlockDiagonal::PCBlockDiagonalContext::A22_scatter_ctx |
Scattering context: gather x2 from x and scatter y2 back into y
Definition at line 102 of file PCBlockDiagonal.hpp.
Referenced by PCBlockDiagonal::PCBlockDiagonalCreate().
| PC PCBlockDiagonal::PCBlockDiagonalContext::PC_amg_A11 |
inv(A11) is approximated by an AMG cycle. We compute it with HYPRE via a PC object
Definition at line 95 of file PCBlockDiagonal.hpp.
Referenced by PCBlockDiagonal::PCBlockDiagonalSetUp().
| PC PCBlockDiagonal::PCBlockDiagonalContext::PC_amg_A22 |
inv(A22) is approximated by an AMG cycle. We compute it with HYPRE via a PC object
Definition at line 96 of file PCBlockDiagonal.hpp.
Referenced by PCBlockDiagonal::PCBlockDiagonalSetUp().
| Vec PCBlockDiagonal::PCBlockDiagonalContext::x1_subvector |
Used to store the first half of the vector to be preconditioned
Definition at line 97 of file PCBlockDiagonal.hpp.
Referenced by PCBlockDiagonal::PCBlockDiagonalCreate().
| Vec PCBlockDiagonal::PCBlockDiagonalContext::x2_subvector |
Used to store the second half of the vector to be preconditioned
Definition at line 98 of file PCBlockDiagonal.hpp.
Referenced by PCBlockDiagonal::PCBlockDiagonalCreate().
| Vec PCBlockDiagonal::PCBlockDiagonalContext::y1_subvector |
Used to store the first half of the preconditioned vector
Definition at line 99 of file PCBlockDiagonal.hpp.
Referenced by PCBlockDiagonal::PCBlockDiagonalCreate().
| Vec PCBlockDiagonal::PCBlockDiagonalContext::y2_subvector |
Used to store the second half of the preconditioned vector
Definition at line 100 of file PCBlockDiagonal.hpp.
Referenced by PCBlockDiagonal::PCBlockDiagonalCreate().
The documentation for this struct was generated from the following file:
- linalg/src/PCBlockDiagonal.hpp
