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Merge branch 'develop' into feature/gpu-port
This commit is contained in:
Peter Boyle
473
Grid/algorithms/iterative/SchurRedBlack.h
Normal file
473
Grid/algorithms/iterative/SchurRedBlack.h
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@ -0,0 +1,473 @@
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||||
/*************************************************************************************
|
||||
|
||||
Grid physics library, www.github.com/paboyle/Grid
|
||||
|
||||
Source file: ./lib/algorithms/iterative/SchurRedBlack.h
|
||||
|
||||
Copyright (C) 2015
|
||||
|
||||
Author: Peter Boyle <paboyle@ph.ed.ac.uk>
|
||||
|
||||
This program is free software; you can redistribute it and/or modify
|
||||
it under the terms of the GNU General Public License as published by
|
||||
the Free Software Foundation; either version 2 of the License, or
|
||||
(at your option) any later version.
|
||||
|
||||
This program is distributed in the hope that it will be useful,
|
||||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
GNU General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License along
|
||||
with this program; if not, write to the Free Software Foundation, Inc.,
|
||||
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
||||
|
||||
See the full license in the file "LICENSE" in the top level distribution directory
|
||||
*************************************************************************************/
|
||||
/* END LEGAL */
|
||||
#ifndef GRID_SCHUR_RED_BLACK_H
|
||||
#define GRID_SCHUR_RED_BLACK_H
|
||||
|
||||
|
||||
/*
|
||||
* Red black Schur decomposition
|
||||
*
|
||||
* M = (Mee Meo) = (1 0 ) (Mee 0 ) (1 Mee^{-1} Meo)
|
||||
* (Moe Moo) (Moe Mee^-1 1 ) (0 Moo-Moe Mee^-1 Meo) (0 1 )
|
||||
* = L D U
|
||||
*
|
||||
* L^-1 = (1 0 )
|
||||
* (-MoeMee^{-1} 1 )
|
||||
* L^{dag} = ( 1 Mee^{-dag} Moe^{dag} )
|
||||
* ( 0 1 )
|
||||
* L^{-d} = ( 1 -Mee^{-dag} Moe^{dag} )
|
||||
* ( 0 1 )
|
||||
*
|
||||
* U^-1 = (1 -Mee^{-1} Meo)
|
||||
* (0 1 )
|
||||
* U^{dag} = ( 1 0)
|
||||
* (Meo^dag Mee^{-dag} 1)
|
||||
* U^{-dag} = ( 1 0)
|
||||
* (-Meo^dag Mee^{-dag} 1)
|
||||
***********************
|
||||
* M psi = eta
|
||||
***********************
|
||||
*Odd
|
||||
* i) D_oo psi_o = L^{-1} eta_o
|
||||
* eta_o' = (D_oo)^dag (eta_o - Moe Mee^{-1} eta_e)
|
||||
*
|
||||
* Wilson:
|
||||
* (D_oo)^{\dag} D_oo psi_o = (D_oo)^dag L^{-1} eta_o
|
||||
* Stag:
|
||||
* D_oo psi_o = L^{-1} eta = (eta_o - Moe Mee^{-1} eta_e)
|
||||
*
|
||||
* L^-1 eta_o= (1 0 ) (e
|
||||
* (-MoeMee^{-1} 1 )
|
||||
*
|
||||
*Even
|
||||
* ii) Mee psi_e + Meo psi_o = src_e
|
||||
*
|
||||
* => sol_e = M_ee^-1 * ( src_e - Meo sol_o )...
|
||||
*
|
||||
*
|
||||
* TODO: Other options:
|
||||
*
|
||||
* a) change checkerboards for Schur e<->o
|
||||
*
|
||||
* Left precon by Moo^-1
|
||||
* b) Doo^{dag} M_oo^-dag Moo^-1 Doo psi_0 = (D_oo)^dag M_oo^-dag Moo^-1 L^{-1} eta_o
|
||||
* eta_o' = (D_oo)^dag M_oo^-dag Moo^-1 (eta_o - Moe Mee^{-1} eta_e)
|
||||
*
|
||||
* Right precon by Moo^-1
|
||||
* c) M_oo^-dag Doo^{dag} Doo Moo^-1 phi_0 = M_oo^-dag (D_oo)^dag L^{-1} eta_o
|
||||
* eta_o' = M_oo^-dag (D_oo)^dag (eta_o - Moe Mee^{-1} eta_e)
|
||||
* psi_o = M_oo^-1 phi_o
|
||||
* TODO: Deflation
|
||||
*/
|
||||
namespace Grid {
|
||||
|
||||
///////////////////////////////////////////////////////////////////////////////////////////////////////
|
||||
// Use base class to share code
|
||||
///////////////////////////////////////////////////////////////////////////////////////////////////////
|
||||
///////////////////////////////////////////////////////////////////////////////////////////////////////
|
||||
// Take a matrix and form a Red Black solver calling a Herm solver
|
||||
// Use of RB info prevents making SchurRedBlackSolve conform to standard interface
|
||||
///////////////////////////////////////////////////////////////////////////////////////////////////////
|
||||
template<class Field> class SchurRedBlackBase {
|
||||
protected:
|
||||
typedef CheckerBoardedSparseMatrixBase<Field> Matrix;
|
||||
OperatorFunction<Field> & _HermitianRBSolver;
|
||||
int CBfactorise;
|
||||
bool subGuess;
|
||||
public:
|
||||
|
||||
SchurRedBlackBase(OperatorFunction<Field> &HermitianRBSolver, const bool initSubGuess = false) :
|
||||
_HermitianRBSolver(HermitianRBSolver)
|
||||
{
|
||||
CBfactorise = 0;
|
||||
subtractGuess(initSubGuess);
|
||||
};
|
||||
void subtractGuess(const bool initSubGuess)
|
||||
{
|
||||
subGuess = initSubGuess;
|
||||
}
|
||||
bool isSubtractGuess(void)
|
||||
{
|
||||
return subGuess;
|
||||
}
|
||||
|
||||
/////////////////////////////////////////////////////////////
|
||||
// Shared code
|
||||
/////////////////////////////////////////////////////////////
|
||||
void operator() (Matrix & _Matrix,const Field &in, Field &out){
|
||||
ZeroGuesser<Field> guess;
|
||||
(*this)(_Matrix,in,out,guess);
|
||||
}
|
||||
void operator()(Matrix &_Matrix, const std::vector<Field> &in, std::vector<Field> &out)
|
||||
{
|
||||
ZeroGuesser<Field> guess;
|
||||
(*this)(_Matrix,in,out,guess);
|
||||
}
|
||||
|
||||
template<class Guesser>
|
||||
void operator()(Matrix &_Matrix, const std::vector<Field> &in, std::vector<Field> &out,Guesser &guess)
|
||||
{
|
||||
GridBase *grid = _Matrix.RedBlackGrid();
|
||||
GridBase *fgrid= _Matrix.Grid();
|
||||
int nblock = in.size();
|
||||
|
||||
std::vector<Field> src_o(nblock,grid);
|
||||
std::vector<Field> sol_o(nblock,grid);
|
||||
|
||||
std::vector<Field> guess_save;
|
||||
|
||||
Field resid(fgrid);
|
||||
Field tmp(grid);
|
||||
|
||||
////////////////////////////////////////////////
|
||||
// Prepare RedBlack source
|
||||
////////////////////////////////////////////////
|
||||
for(int b=0;b<nblock;b++){
|
||||
RedBlackSource(_Matrix,in[b],tmp,src_o[b]);
|
||||
}
|
||||
////////////////////////////////////////////////
|
||||
// Make the guesses
|
||||
////////////////////////////////////////////////
|
||||
if ( subGuess ) guess_save.resize(nblock,grid);
|
||||
|
||||
for(int b=0;b<nblock;b++){
|
||||
guess(src_o[b],sol_o[b]);
|
||||
|
||||
if ( subGuess ) {
|
||||
guess_save[b] = sol_o[b];
|
||||
}
|
||||
}
|
||||
//////////////////////////////////////////////////////////////
|
||||
// Call the block solver
|
||||
//////////////////////////////////////////////////////////////
|
||||
std::cout<<GridLogMessage << "SchurRedBlackBase calling the solver for "<<nblock<<" RHS" <<std::endl;
|
||||
RedBlackSolve(_Matrix,src_o,sol_o);
|
||||
|
||||
////////////////////////////////////////////////
|
||||
// A2A boolean behavioural control & reconstruct other checkerboard
|
||||
////////////////////////////////////////////////
|
||||
for(int b=0;b<nblock;b++) {
|
||||
|
||||
if (subGuess) sol_o[b] = sol_o[b] - guess_save[b];
|
||||
|
||||
///////// Needs even source //////////////
|
||||
pickCheckerboard(Even,tmp,in[b]);
|
||||
RedBlackSolution(_Matrix,sol_o[b],tmp,out[b]);
|
||||
|
||||
/////////////////////////////////////////////////
|
||||
// Check unprec residual if possible
|
||||
/////////////////////////////////////////////////
|
||||
if ( ! subGuess ) {
|
||||
_Matrix.M(out[b],resid);
|
||||
resid = resid-in[b];
|
||||
RealD ns = norm2(in[b]);
|
||||
RealD nr = norm2(resid);
|
||||
|
||||
std::cout<<GridLogMessage<< "SchurRedBlackBase solver true unprec resid["<<b<<"] "<<std::sqrt(nr/ns) << std::endl;
|
||||
} else {
|
||||
std::cout<<GridLogMessage<< "SchurRedBlackBase Guess subtracted after solve["<<b<<"] " << std::endl;
|
||||
}
|
||||
|
||||
}
|
||||
}
|
||||
template<class Guesser>
|
||||
void operator() (Matrix & _Matrix,const Field &in, Field &out,Guesser &guess){
|
||||
|
||||
// FIXME CGdiagonalMee not implemented virtual function
|
||||
// FIXME use CBfactorise to control schur decomp
|
||||
GridBase *grid = _Matrix.RedBlackGrid();
|
||||
GridBase *fgrid= _Matrix.Grid();
|
||||
|
||||
Field resid(fgrid);
|
||||
Field src_o(grid);
|
||||
Field src_e(grid);
|
||||
Field sol_o(grid);
|
||||
|
||||
////////////////////////////////////////////////
|
||||
// RedBlack source
|
||||
////////////////////////////////////////////////
|
||||
RedBlackSource(_Matrix,in,src_e,src_o);
|
||||
|
||||
////////////////////////////////
|
||||
// Construct the guess
|
||||
////////////////////////////////
|
||||
Field tmp(grid);
|
||||
guess(src_o,sol_o);
|
||||
|
||||
Field guess_save(grid);
|
||||
guess_save = sol_o;
|
||||
|
||||
//////////////////////////////////////////////////////////////
|
||||
// Call the red-black solver
|
||||
//////////////////////////////////////////////////////////////
|
||||
RedBlackSolve(_Matrix,src_o,sol_o);
|
||||
|
||||
////////////////////////////////////////////////
|
||||
// Fionn A2A boolean behavioural control
|
||||
////////////////////////////////////////////////
|
||||
if (subGuess) sol_o= sol_o-guess_save;
|
||||
|
||||
///////////////////////////////////////////////////
|
||||
// RedBlack solution needs the even source
|
||||
///////////////////////////////////////////////////
|
||||
RedBlackSolution(_Matrix,sol_o,src_e,out);
|
||||
|
||||
// Verify the unprec residual
|
||||
if ( ! subGuess ) {
|
||||
_Matrix.M(out,resid);
|
||||
resid = resid-in;
|
||||
RealD ns = norm2(in);
|
||||
RealD nr = norm2(resid);
|
||||
|
||||
std::cout<<GridLogMessage << "SchurRedBlackBase solver true unprec resid "<< std::sqrt(nr/ns) << std::endl;
|
||||
} else {
|
||||
std::cout << GridLogMessage << "SchurRedBlackBase Guess subtracted after solve." << std::endl;
|
||||
}
|
||||
}
|
||||
|
||||
/////////////////////////////////////////////////////////////
|
||||
// Override in derived. Not virtual as template methods
|
||||
/////////////////////////////////////////////////////////////
|
||||
virtual void RedBlackSource (Matrix & _Matrix,const Field &src, Field &src_e,Field &src_o) =0;
|
||||
virtual void RedBlackSolution(Matrix & _Matrix,const Field &sol_o, const Field &src_e,Field &sol) =0;
|
||||
virtual void RedBlackSolve (Matrix & _Matrix,const Field &src_o, Field &sol_o) =0;
|
||||
virtual void RedBlackSolve (Matrix & _Matrix,const std::vector<Field> &src_o, std::vector<Field> &sol_o)=0;
|
||||
|
||||
};
|
||||
|
||||
template<class Field> class SchurRedBlackStaggeredSolve : public SchurRedBlackBase<Field> {
|
||||
public:
|
||||
typedef CheckerBoardedSparseMatrixBase<Field> Matrix;
|
||||
|
||||
SchurRedBlackStaggeredSolve(OperatorFunction<Field> &HermitianRBSolver, const bool initSubGuess = false)
|
||||
: SchurRedBlackBase<Field> (HermitianRBSolver,initSubGuess)
|
||||
{
|
||||
}
|
||||
|
||||
//////////////////////////////////////////////////////
|
||||
// Override RedBlack specialisation
|
||||
//////////////////////////////////////////////////////
|
||||
virtual void RedBlackSource(Matrix & _Matrix,const Field &src, Field &src_e,Field &src_o)
|
||||
{
|
||||
GridBase *grid = _Matrix.RedBlackGrid();
|
||||
GridBase *fgrid= _Matrix.Grid();
|
||||
|
||||
Field tmp(grid);
|
||||
Field Mtmp(grid);
|
||||
|
||||
pickCheckerboard(Even,src_e,src);
|
||||
pickCheckerboard(Odd ,src_o,src);
|
||||
|
||||
/////////////////////////////////////////////////////
|
||||
// src_o = (source_o - Moe MeeInv source_e)
|
||||
/////////////////////////////////////////////////////
|
||||
_Matrix.MooeeInv(src_e,tmp); assert( tmp.Checkerboard() ==Even);
|
||||
_Matrix.Meooe (tmp,Mtmp); assert( Mtmp.Checkerboard() ==Odd);
|
||||
tmp=src_o-Mtmp; assert( tmp.Checkerboard() ==Odd);
|
||||
|
||||
_Matrix.Mooee(tmp,src_o); // Extra factor of "m" in source from dumb choice of matrix norm.
|
||||
}
|
||||
virtual void RedBlackSolution(Matrix & _Matrix,const Field &sol_o, const Field &src_e_c,Field &sol)
|
||||
{
|
||||
GridBase *grid = _Matrix.RedBlackGrid();
|
||||
GridBase *fgrid= _Matrix.Grid();
|
||||
|
||||
Field tmp(grid);
|
||||
Field sol_e(grid);
|
||||
Field src_e(grid);
|
||||
|
||||
src_e = src_e_c; // Const correctness
|
||||
|
||||
///////////////////////////////////////////////////
|
||||
// sol_e = M_ee^-1 * ( src_e - Meo sol_o )...
|
||||
///////////////////////////////////////////////////
|
||||
_Matrix.Meooe(sol_o,tmp); assert( tmp.Checkerboard() ==Even);
|
||||
src_e = src_e-tmp; assert( src_e.Checkerboard() ==Even);
|
||||
_Matrix.MooeeInv(src_e,sol_e); assert( sol_e.Checkerboard() ==Even);
|
||||
|
||||
setCheckerboard(sol,sol_e); assert( sol_e.Checkerboard() ==Even);
|
||||
setCheckerboard(sol,sol_o); assert( sol_o.Checkerboard() ==Odd );
|
||||
}
|
||||
virtual void RedBlackSolve (Matrix & _Matrix,const Field &src_o, Field &sol_o)
|
||||
{
|
||||
SchurStaggeredOperator<Matrix,Field> _HermOpEO(_Matrix);
|
||||
this->_HermitianRBSolver(_HermOpEO,src_o,sol_o); assert(sol_o.Checkerboard()==Odd);
|
||||
};
|
||||
virtual void RedBlackSolve (Matrix & _Matrix,const std::vector<Field> &src_o, std::vector<Field> &sol_o)
|
||||
{
|
||||
SchurStaggeredOperator<Matrix,Field> _HermOpEO(_Matrix);
|
||||
this->_HermitianRBSolver(_HermOpEO,src_o,sol_o);
|
||||
}
|
||||
};
|
||||
template<class Field> using SchurRedBlackStagSolve = SchurRedBlackStaggeredSolve<Field>;
|
||||
|
||||
///////////////////////////////////////////////////////////////////////////////////////////////////////
|
||||
// Site diagonal has Mooee on it.
|
||||
///////////////////////////////////////////////////////////////////////////////////////////////////////
|
||||
template<class Field> class SchurRedBlackDiagMooeeSolve : public SchurRedBlackBase<Field> {
|
||||
public:
|
||||
typedef CheckerBoardedSparseMatrixBase<Field> Matrix;
|
||||
|
||||
SchurRedBlackDiagMooeeSolve(OperatorFunction<Field> &HermitianRBSolver, const bool initSubGuess = false)
|
||||
: SchurRedBlackBase<Field> (HermitianRBSolver,initSubGuess) {};
|
||||
|
||||
|
||||
//////////////////////////////////////////////////////
|
||||
// Override RedBlack specialisation
|
||||
//////////////////////////////////////////////////////
|
||||
virtual void RedBlackSource(Matrix & _Matrix,const Field &src, Field &src_e,Field &src_o)
|
||||
{
|
||||
GridBase *grid = _Matrix.RedBlackGrid();
|
||||
GridBase *fgrid= _Matrix.Grid();
|
||||
|
||||
Field tmp(grid);
|
||||
Field Mtmp(grid);
|
||||
|
||||
pickCheckerboard(Even,src_e,src);
|
||||
pickCheckerboard(Odd ,src_o,src);
|
||||
|
||||
/////////////////////////////////////////////////////
|
||||
// src_o = Mdag * (source_o - Moe MeeInv source_e)
|
||||
/////////////////////////////////////////////////////
|
||||
_Matrix.MooeeInv(src_e,tmp); assert( tmp.Checkerboard() ==Even);
|
||||
_Matrix.Meooe (tmp,Mtmp); assert( Mtmp.Checkerboard() ==Odd);
|
||||
tmp=src_o-Mtmp; assert( tmp.Checkerboard() ==Odd);
|
||||
|
||||
// get the right MpcDag
|
||||
SchurDiagMooeeOperator<Matrix,Field> _HermOpEO(_Matrix);
|
||||
_HermOpEO.MpcDag(tmp,src_o); assert(src_o.Checkerboard() ==Odd);
|
||||
|
||||
}
|
||||
virtual void RedBlackSolution(Matrix & _Matrix,const Field &sol_o, const Field &src_e,Field &sol)
|
||||
{
|
||||
GridBase *grid = _Matrix.RedBlackGrid();
|
||||
GridBase *fgrid= _Matrix.Grid();
|
||||
|
||||
Field tmp(grid);
|
||||
Field sol_e(grid);
|
||||
Field src_e_i(grid);
|
||||
///////////////////////////////////////////////////
|
||||
// sol_e = M_ee^-1 * ( src_e - Meo sol_o )...
|
||||
///////////////////////////////////////////////////
|
||||
_Matrix.Meooe(sol_o,tmp); assert( tmp.Checkerboard() ==Even);
|
||||
src_e_i = src_e-tmp; assert( src_e_i.Checkerboard() ==Even);
|
||||
_Matrix.MooeeInv(src_e_i,sol_e); assert( sol_e.Checkerboard() ==Even);
|
||||
|
||||
setCheckerboard(sol,sol_e); assert( sol_e.Checkerboard() ==Even);
|
||||
setCheckerboard(sol,sol_o); assert( sol_o.Checkerboard() ==Odd );
|
||||
}
|
||||
virtual void RedBlackSolve (Matrix & _Matrix,const Field &src_o, Field &sol_o)
|
||||
{
|
||||
SchurDiagMooeeOperator<Matrix,Field> _HermOpEO(_Matrix);
|
||||
this->_HermitianRBSolver(_HermOpEO,src_o,sol_o); assert(sol_o.Checkerboard()==Odd);
|
||||
};
|
||||
virtual void RedBlackSolve (Matrix & _Matrix,const std::vector<Field> &src_o, std::vector<Field> &sol_o)
|
||||
{
|
||||
SchurDiagMooeeOperator<Matrix,Field> _HermOpEO(_Matrix);
|
||||
this->_HermitianRBSolver(_HermOpEO,src_o,sol_o);
|
||||
}
|
||||
};
|
||||
|
||||
///////////////////////////////////////////////////////////////////////////////////////////////////////
|
||||
// Site diagonal is identity, right preconditioned by Mee^inv
|
||||
// ( 1 - Meo Moo^inv Moe Mee^inv ) phi =( 1 - Meo Moo^inv Moe Mee^inv ) Mee psi = = eta = eta
|
||||
//=> psi = MeeInv phi
|
||||
///////////////////////////////////////////////////////////////////////////////////////////////////////
|
||||
template<class Field> class SchurRedBlackDiagTwoSolve : public SchurRedBlackBase<Field> {
|
||||
public:
|
||||
typedef CheckerBoardedSparseMatrixBase<Field> Matrix;
|
||||
|
||||
/////////////////////////////////////////////////////
|
||||
// Wrap the usual normal equations Schur trick
|
||||
/////////////////////////////////////////////////////
|
||||
SchurRedBlackDiagTwoSolve(OperatorFunction<Field> &HermitianRBSolver, const bool initSubGuess = false)
|
||||
: SchurRedBlackBase<Field>(HermitianRBSolver,initSubGuess) {};
|
||||
|
||||
virtual void RedBlackSource(Matrix & _Matrix,const Field &src, Field &src_e,Field &src_o)
|
||||
{
|
||||
GridBase *grid = _Matrix.RedBlackGrid();
|
||||
GridBase *fgrid= _Matrix.Grid();
|
||||
|
||||
SchurDiagTwoOperator<Matrix,Field> _HermOpEO(_Matrix);
|
||||
|
||||
Field tmp(grid);
|
||||
Field Mtmp(grid);
|
||||
|
||||
pickCheckerboard(Even,src_e,src);
|
||||
pickCheckerboard(Odd ,src_o,src);
|
||||
|
||||
/////////////////////////////////////////////////////
|
||||
// src_o = Mdag * (source_o - Moe MeeInv source_e)
|
||||
/////////////////////////////////////////////////////
|
||||
_Matrix.MooeeInv(src_e,tmp); assert( tmp.Checkerboard() ==Even);
|
||||
_Matrix.Meooe (tmp,Mtmp); assert( Mtmp.Checkerboard() ==Odd);
|
||||
tmp=src_o-Mtmp; assert( tmp.Checkerboard() ==Odd);
|
||||
|
||||
// get the right MpcDag
|
||||
_HermOpEO.MpcDag(tmp,src_o); assert(src_o.Checkerboard() ==Odd);
|
||||
}
|
||||
|
||||
virtual void RedBlackSolution(Matrix & _Matrix,const Field &sol_o, const Field &src_e,Field &sol)
|
||||
{
|
||||
GridBase *grid = _Matrix.RedBlackGrid();
|
||||
GridBase *fgrid= _Matrix.Grid();
|
||||
|
||||
Field sol_o_i(grid);
|
||||
Field tmp(grid);
|
||||
Field sol_e(grid);
|
||||
|
||||
////////////////////////////////////////////////
|
||||
// MooeeInv due to pecond
|
||||
////////////////////////////////////////////////
|
||||
_Matrix.MooeeInv(sol_o,tmp);
|
||||
sol_o_i = tmp;
|
||||
|
||||
///////////////////////////////////////////////////
|
||||
// sol_e = M_ee^-1 * ( src_e - Meo sol_o )...
|
||||
///////////////////////////////////////////////////
|
||||
_Matrix.Meooe(sol_o_i,tmp); assert( tmp.Checkerboard() ==Even);
|
||||
tmp = src_e-tmp; assert( src_e.Checkerboard() ==Even);
|
||||
_Matrix.MooeeInv(tmp,sol_e); assert( sol_e.Checkerboard() ==Even);
|
||||
|
||||
setCheckerboard(sol,sol_e); assert( sol_e.Checkerboard() ==Even);
|
||||
setCheckerboard(sol,sol_o_i); assert( sol_o_i.Checkerboard() ==Odd );
|
||||
};
|
||||
|
||||
virtual void RedBlackSolve (Matrix & _Matrix,const Field &src_o, Field &sol_o)
|
||||
{
|
||||
SchurDiagTwoOperator<Matrix,Field> _HermOpEO(_Matrix);
|
||||
this->_HermitianRBSolver(_HermOpEO,src_o,sol_o);
|
||||
};
|
||||
virtual void RedBlackSolve (Matrix & _Matrix,const std::vector<Field> &src_o, std::vector<Field> &sol_o)
|
||||
{
|
||||
SchurDiagTwoOperator<Matrix,Field> _HermOpEO(_Matrix);
|
||||
this->_HermitianRBSolver(_HermOpEO,src_o,sol_o);
|
||||
}
|
||||
};
|
||||
}
|
||||
#endif
|
||||
Reference in New Issue
Block a user