GEOSX
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Algebraic multigrid parameters. More...
#include <LinearSolverParameters.hpp>
Public Types | |
enum | CycleType : integer { CycleType::V, CycleType::W } |
AMG cycle type. More... | |
enum | PreOrPost : integer { PreOrPost::pre, PreOrPost::post, PreOrPost::both } |
AMG pre/post smoothing option. More... | |
enum | SmootherType : integer { SmootherType::default_, SmootherType::jacobi, SmootherType::l1jacobi, SmootherType::gs, SmootherType::sgs, SmootherType::l1sgs, SmootherType::chebyshev, SmootherType::ilu0, SmootherType::ilut, SmootherType::ic0, SmootherType::ict } |
AMG smoother type. More... | |
enum | CoarseType : integer { CoarseType::default_, CoarseType::jacobi, CoarseType::l1jacobi, CoarseType::gs, CoarseType::sgs, CoarseType::l1sgs, CoarseType::chebyshev, CoarseType::direct } |
AMG coarse solver type. More... | |
enum | NullSpaceType : integer { NullSpaceType::constantModes, NullSpaceType::rigidBodyModes } |
Null space type. More... | |
Public Attributes | |
integer | maxLevels = 20 |
Maximum number of coarsening levels. | |
CycleType | cycleType = CycleType::V |
AMG cycle type. | |
SmootherType | smootherType = SmootherType::gs |
Smoother type. | |
CoarseType | coarseType = CoarseType::direct |
Coarse-level solver/smoother. | |
string | coarseningType = "HMIS" |
Coarsening algorithm. | |
integer | interpolationType = 6 |
Coarsening algorithm. | |
integer | numSweeps = 2 |
Number of smoother sweeps. | |
integer | numFunctions = 1 |
Number of amg functions. | |
integer | aggresiveNumLevels = 0 |
Number of levels for aggressive coarsening. | |
PreOrPost | preOrPostSmoothing = PreOrPost::both |
Pre and/or post smoothing. | |
real64 | threshold = 0.0 |
Threshold for "strong connections" (for classical and smoothed-aggregation AMG) | |
integer | separateComponents = false |
Apply a separate component filter before AMG construction. | |
NullSpaceType | nullSpaceType = NullSpaceType::constantModes |
Null space type [constantModes,rigidBodyModes]. | |
Algebraic multigrid parameters.
Definition at line 133 of file LinearSolverParameters.hpp.
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strong |
AMG coarse solver type.
Enumerator | |
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default_ | Use LAI's default option. |
jacobi | Jacobi. |
l1jacobi | l1-Jacobi |
gs | Gauss-Seidel. |
sgs | Symmetric Gauss-Seidel. |
l1sgs | l1-Symmetric Gauss-Seidel |
chebyshev | Chebyshev polynomial. |
direct | Direct solver as preconditioner. |
Definition at line 167 of file LinearSolverParameters.hpp.
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strong |
AMG cycle type.
Enumerator | |
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V | V-cycle. |
W | W-cycle. |
Definition at line 136 of file LinearSolverParameters.hpp.
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strong |
Null space type.
Enumerator | |
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constantModes | Constant modes. |
rigidBodyModes | Rigid body modes. |
Definition at line 180 of file LinearSolverParameters.hpp.
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strong |
AMG pre/post smoothing option.
Enumerator | |
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pre | pre-smoothing only |
post | post-smoothing only |
both | pre- and post-smoothing |
Definition at line 143 of file LinearSolverParameters.hpp.
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strong |
AMG smoother type.
Definition at line 151 of file LinearSolverParameters.hpp.