A strategy that takes a single inverse factory and uses that for all inverses. If no mass matrix is passed in the diagonal of the 1,1 block is used. More...
#include <Teko_PresLaplaceLSCStrategy.hpp>
Public Member Functions | |
virtual void | initializeState (const BlockedLinearOp &A, LSCPrecondState *state) const |
Initialize the state object using this blocked linear operator. More... | |
void | computeInverses (const BlockedLinearOp &A, LSCPrecondState *state) const |
virtual void | setEigSolveParam (int sz) |
Set the number of power series iterations to use when finding the spectral radius. More... | |
virtual int | getEigSolveParam () |
Return the number of power series iterations to use when finding the spectral radius. More... | |
virtual void | setUseFullLDU (bool val) |
Set to true to use the Full LDU decomposition, false otherwise. More... | |
Constructors | |
PresLaplaceLSCStrategy () | |
PresLaplaceLSCStrategy (const Teuchos::RCP< InverseFactory > &factory) | |
PresLaplaceLSCStrategy (const Teuchos::RCP< InverseFactory > &invFactF, const Teuchos::RCP< InverseFactory > &invFactS) | |
virtual void | buildState (BlockedLinearOp &A, BlockPreconditionerState &state) const |
Functions inherited from LSCStrategy. More... | |
virtual LinearOp | getInvBQBt (const BlockedLinearOp &A, BlockPreconditionerState &state) const |
virtual LinearOp | getInvBHBt (const BlockedLinearOp &A, BlockPreconditionerState &state) const |
virtual LinearOp | getInvF (const BlockedLinearOp &A, BlockPreconditionerState &state) const |
virtual LinearOp | getOuterStabilization (const BlockedLinearOp &A, BlockPreconditionerState &state) const |
virtual LinearOp | getInnerStabilization (const BlockedLinearOp &, BlockPreconditionerState &) const |
virtual LinearOp | getInvMass (const BlockedLinearOp &A, BlockPreconditionerState &state) const |
virtual LinearOp | getHScaling (const BlockedLinearOp &A, BlockPreconditionerState &state) const |
virtual bool | useFullLDU () const |
virtual void | setSymmetric (bool isSymmetric) |
virtual void | initializeFromParameterList (const Teuchos::ParameterList &pl, const InverseLibrary &invLib) |
Initialize from a parameter list. More... | |
virtual Teuchos::RCP < Teuchos::ParameterList > | getRequestedParameters () const |
For assiting in construction of the preconditioner. More... | |
virtual bool | updateRequestedParameters (const Teuchos::ParameterList &pl) |
For assiting in construction of the preconditioner. More... | |
Public Member Functions inherited from Teko::NS::LSCStrategy | |
void | setRequestHandler (const Teuchos::RCP< RequestHandler > &rh) |
This method sets the request handler for this object. More... | |
Teuchos::RCP< RequestHandler > | getRequestHandler () const |
This method gets the request handler uses by this object. More... | |
A strategy that takes a single inverse factory and uses that for all inverses. If no mass matrix is passed in the diagonal of the 1,1 block is used.
A strategy that takes a single inverse factory and uses that for all inverses. Optionally the mass matrix can be passed in, if it is the diagonal is extracted and that is used to form the inverse approximation.
Definition at line 66 of file Teko_PresLaplaceLSCStrategy.hpp.
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Functions inherited from LSCStrategy.
This informs the strategy object to build the state associated with this operator.
[in] | A | The linear operator to be preconditioned by LSC. |
[in] | state | State object for storying reusable information about the operator A. |
Implements Teko::NS::LSCStrategy.
Definition at line 98 of file Teko_PresLaplaceLSCStrategy.cpp.
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Get the inverse of .
[in] | A | The linear operator to be preconditioned by LSC. |
[in] | state | State object for storying reusable information about the operator A. |
Implements Teko::NS::LSCStrategy.
Definition at line 133 of file Teko_PresLaplaceLSCStrategy.cpp.
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Get the inverse of .
[in] | A | The linear operator to be preconditioned by LSC. |
[in] | state | State object for storying reusable information about the operator A. |
Implements Teko::NS::LSCStrategy.
Definition at line 138 of file Teko_PresLaplaceLSCStrategy.cpp.
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Get the inverse of the block.
[in] | A | The linear operator to be preconditioned by LSC. |
[in] | state | State object for storying reusable information about the operator A. |
Implements Teko::NS::LSCStrategy.
Definition at line 143 of file Teko_PresLaplaceLSCStrategy.cpp.
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Get the inverse for stabilizing the whole schur complement approximation.
[in] | A | The linear operator to be preconditioned by LSC. |
[in] | state | State object for storying reusable information about the operator A. |
Implements Teko::NS::LSCStrategy.
Definition at line 150 of file Teko_PresLaplaceLSCStrategy.cpp.
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inlinevirtual |
Get the inverse to stablized stabilizing the Schur complement approximation using a placement on the ``inside''. That is what is the value for . This quantity may be null.
[in] | A | The linear operator to be preconditioned by LSC. |
[in] | state | State object for storying reusable information about the operator A. |
Implements Teko::NS::LSCStrategy.
Definition at line 133 of file Teko_PresLaplaceLSCStrategy.hpp.
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Get the inverse mass matrix.
[in] | A | The linear operator to be preconditioned by LSC. |
[in] | state | State object for storying reusable information about the operator A. |
Implements Teko::NS::LSCStrategy.
Definition at line 159 of file Teko_PresLaplaceLSCStrategy.cpp.
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Get the scaling matrix.
[in] | A | The linear operator to be preconditioned by LSC. |
[in] | state | State object for storying reusable information about the operator A. |
Implements Teko::NS::LSCStrategy.
Definition at line 168 of file Teko_PresLaplaceLSCStrategy.cpp.
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Should the approximation of the inverse use a full LDU decomposition, or is a upper triangular approximation sufficient.
Implements Teko::NS::LSCStrategy.
Definition at line 164 of file Teko_PresLaplaceLSCStrategy.hpp.
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Tell strategy that this operator is supposed to be symmetric. Behavior of LSC is slightly different for non-symmetric case.
[in] | isSymmetric | Is this operator symmetric? |
Implements Teko::NS::LSCStrategy.
Definition at line 171 of file Teko_PresLaplaceLSCStrategy.hpp.
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Initialize from a parameter list.
Reimplemented from Teko::NS::LSCStrategy.
Definition at line 291 of file Teko_PresLaplaceLSCStrategy.cpp.
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For assiting in construction of the preconditioner.
Reimplemented from Teko::NS::LSCStrategy.
Definition at line 344 of file Teko_PresLaplaceLSCStrategy.cpp.
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For assiting in construction of the preconditioner.
Reimplemented from Teko::NS::LSCStrategy.
Definition at line 370 of file Teko_PresLaplaceLSCStrategy.cpp.
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Initialize the state object using this blocked linear operator.
Definition at line 174 of file Teko_PresLaplaceLSCStrategy.cpp.
void Teko::NS::PresLaplaceLSCStrategy::computeInverses | ( | const BlockedLinearOp & | A, |
LSCPrecondState * | state | ||
) | const |
Compute the inverses required for the LSC Schur complement
Definition at line 250 of file Teko_PresLaplaceLSCStrategy.cpp.
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Set the number of power series iterations to use when finding the spectral radius.
Definition at line 195 of file Teko_PresLaplaceLSCStrategy.hpp.
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Return the number of power series iterations to use when finding the spectral radius.
Definition at line 198 of file Teko_PresLaplaceLSCStrategy.hpp.
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Set to true to use the Full LDU decomposition, false otherwise.
Definition at line 201 of file Teko_PresLaplaceLSCStrategy.hpp.