portelli/Grid
1
0
Fork 0
mirror of https://github.com/paboyle/Grid.git synced 2025-06-17 15:27:06 +01:00
Code Releases Activity

offload more of mgrid to GPU

Browse Source
This commit is contained in:
Peter Boyle
2019-12-13 22:08:11 -05:00
parent 736b19485e
commit d18994eddc
2 changed files with 12 additions and 40 deletions
Download Patch File Download Diff File Expand all files Collapse all files

32
Grid/algorithms/CoarsenedMatrix.h
View File

@ -253,27 +253,6 @@ public:
Chebyshev<FineField> ChebFilt (0.03,64.0,500);
Chebyshev<FineField> ChebDependent(0.01,64.0,200);
#if 0
auto latt_size = FineGrid->GlobalDimensions();
Coordinate Fourier[dependent] = {
Coordinate({0, 0,0,0,0}),
Coordinate({0, 1,0,0,0}),
Coordinate({0,-1,0,0,0}),
Coordinate({0,0, 1,0,0}),
Coordinate({0,0,-1,0,0}),
Coordinate({0,0,0, 1,0}),
Coordinate({0,0,0,-1,0}),
Coordinate({0,0,0,0, 1}),
Coordinate({0,0,0,0,-1})
};
ComplexD ci(0.0,1.0);
Lattice<CComplex> C(FineGrid);
Lattice<CComplex> coor(FineGrid);
FineField save(FineGrid);
FineField tmp (FineGrid);
#endif
FineField noise(FineGrid);
FineField Mn(FineGrid);
@ -295,17 +274,6 @@ public:
if(b==bb) {
ChebFilt(hermop,noise,Mn);
} else {
#if 0
C=Zero();
for(int mu=0;mu<5;mu++){
RealD TwoPiL = M_PI * 2.0/ latt_size[mu];
LatticeCoordinate(coor,mu);
C = C + (TwoPiL * Fourier[dep][mu]) * coor;
}
C = exp(C*ci); // Fourier phase
noise=C*save;
hermop.Op(noise,Mn); std::cout<<GridLogMessage << "noise ["<<b<<"] <n|MdagM|n> "<<norm2(Mn)<<std::endl;
#endif
ChebDependent(hermop,noise,Mn);
}