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Add missing volume factor in stochastic QED field

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This commit is contained in:
James Harrison 2016-10-29 11:04:02 +01:00
parent e90f8ac841
commit 618abdf302
1 changed files with 8 additions and 1 deletions
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9
lib/qcd/action/gauge/Photon.h
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@ -151,12 +151,19 @@ namespace QCD{
{
auto *grid = dynamic_cast<GridCartesian *>(out._grid);
const unsigned int nd = grid->_ndimension;
std::vector<int> latt_size = grid->_fdimensions;
GaugeLinkField sqrtK2Inv(grid), r(grid);
GaugeField aTilde(grid);
FFT fft(grid);
Integer vol = 1;
for(int d = 0; d < nd; d++)
{
vol = vol * latt_size[d];
}
invKHatSquared(sqrtK2Inv);
sqrtK2Inv = sqrt(real(sqrtK2Inv));
sqrtK2Inv = sqrt(vol*real(sqrtK2Inv));
zmSub(sqrtK2Inv);
for(int mu = 0; mu < nd; mu++)
{