portelli/Grid
1
0
Fork 0
mirror of https://github.com/paboyle/Grid.git synced 2026-02-25 08:06:13 +00:00
Code Releases Activity

Merge pull request #488 from RChrHill/feature/additional-ET-traces

Browse Source 
Add ET support for Lattice spin- and colour-traces
This commit is contained in:
Peter Boyle
2026-02-24 20:43:45 -05:00
committed by GitHub
parent 24a9759353 c4d3e79193
commit 00b286a08a
1 changed files with 18 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
Grid/qcd/QCD.h
View File

@@ -596,16 +596,32 @@ template<int Index,class vobj> inline vobj transposeColour(const vobj &lhs){
//////////////////////////////////////////
// Trace lattice and non-lattice
//////////////////////////////////////////
#define GRID_UNOP(name) name
#define GRID_DEF_UNOP(op, name) \
template <typename T1, typename std::enable_if<is_lattice<T1>::value||is_lattice_expr<T1>::value,T1>::type * = nullptr> \
inline auto op(const T1 &arg) ->decltype(LatticeUnaryExpression<GRID_UNOP(name),T1>(GRID_UNOP(name)(), arg)) \
{ \
return LatticeUnaryExpression<GRID_UNOP(name),T1>(GRID_UNOP(name)(), arg); \
}
template<int Index,class vobj>
inline auto traceSpin(const Lattice<vobj> &lhs) -> Lattice<decltype(traceIndex<SpinIndex>(vobj()))>
{
return traceIndex<SpinIndex>(lhs);
}
GridUnopClass(UnaryTraceSpin, traceIndex<SpinIndex>(a));
GRID_DEF_UNOP(traceSpin, UnaryTraceSpin);
template<int Index,class vobj>
inline auto traceColour(const Lattice<vobj> &lhs) -> Lattice<decltype(traceIndex<ColourIndex>(vobj()))>
{
return traceIndex<ColourIndex>(lhs);
}
GridUnopClass(UnaryTraceColour, traceIndex<ColourIndex>(a));
GRID_DEF_UNOP(traceColour, UnaryTraceColour);
template<int Index,class vobj>
inline auto traceSpin(const vobj &lhs) -> Lattice<decltype(traceIndex<SpinIndex>(lhs))>
{
@@ -617,6 +633,8 @@ inline auto traceColour(const vobj &lhs) -> Lattice<decltype(traceIndex<ColourIn
return traceIndex<ColourIndex>(lhs);
}
#undef GRID_UNOP
#undef GRID_DEF_UNOP
//////////////////////////////////////////
// Current types
//////////////////////////////////////////