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MMdag operator

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This commit is contained in:
Peter Boyle 2024-08-27 10:59:29 -04:00
parent de62b04728
commit aa2e3d954a
1 changed files with 32 additions and 0 deletions
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32
Grid/algorithms/LinearOperator.h
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@ -103,6 +103,38 @@ public:
_Mat.MdagM(in,out); _Mat.MdagM(in,out);
} }
}; };
template<class Matrix,class Field>
class MMdagLinearOperator : public LinearOperatorBase<Field> {
Matrix &_Mat;
public:
MMdagLinearOperator(Matrix &Mat): _Mat(Mat){};
// Support for coarsening to a multigrid
void OpDiag (const Field &in, Field &out) {
_Mat.Mdiag(in,out);
}
void OpDir (const Field &in, Field &out,int dir,int disp) {
_Mat.Mdir(in,out,dir,disp);
}
void OpDirAll (const Field &in, std::vector<Field> &out){
_Mat.MdirAll(in,out);
};
void Op (const Field &in, Field &out){
_Mat.M(in,out);
}
void AdjOp (const Field &in, Field &out){
_Mat.Mdag(in,out);
}
void HermOpAndNorm(const Field &in, Field &out,RealD &n1,RealD &n2){
_Mat.MMdag(in,out);
ComplexD dot = innerProduct(in,out);
n1=real(dot);
n2=norm2(out);
}
void HermOp(const Field &in, Field &out){
_Mat.MMdag(in,out);
}
};
//////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////
// Construct herm op and shift it for mgrid smoother // Construct herm op and shift it for mgrid smoother