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Grid/lib/Grid_lattice.h
Peter Boyle b0485894b3 Shaken out stencil to the point where I think wilson dslash is correct.
Need to audit code carefully, consolidate between stencil and cshift,
and then benchmark and optimise.
2015-04-28 08:11:59 +01:00

106 lines
2.8 KiB
C++

#ifndef GRID_LATTICE_H
#define GRID_LATTICE_H
namespace Grid {
// TODO:
// mac,real,imag
// Functionality:
// -=,+=,*=,()
// add,+,sub,-,mult,mac,*
// adj,conj
// real,imag
// transpose,transposeIndex
// trace,traceIndex
// peekIndex
// innerProduct,outerProduct,
// localNorm2
// localInnerProduct
extern int GridCshiftPermuteMap[4][16];
template<class vobj>
class Lattice
{
public:
GridBase *_grid;
int checkerboard;
std::vector<vobj,alignedAllocator<vobj> > _odata;
public:
typedef typename vobj::scalar_type scalar_type;
typedef typename vobj::vector_type vector_type;
//////////////////////////////////////////////////////////////////
// Constructor requires "grid" passed.
// what about a default grid?
//////////////////////////////////////////////////////////////////
Lattice(GridBase *grid) : _grid(grid) {
// _odata.reserve(_grid->oSites());
_odata.resize(_grid->oSites());
assert((((uint64_t)&_odata[0])&0xF) ==0);
checkerboard=0;
}
template<class sobj> inline Lattice<vobj> & operator = (const sobj & r){
#pragma omp parallel for
for(int ss=0;ss<_grid->oSites();ss++){
this->_odata[ss]=r;
}
return *this;
}
template<class robj> inline Lattice<vobj> & operator = (const Lattice<robj> & r){
conformable(*this,r);
std::cout<<"Lattice operator ="<<std::endl;
for(int ss=0;ss<_grid->oSites();ss++){
this->_odata[ss]=r._odata[ss];
}
return *this;
}
// *=,+=,-= operators inherit behvour from correspond */+/- operation
template<class T> inline Lattice<vobj> &operator *=(const T &r) {
*this = (*this)*r;
return *this;
}
template<class T> inline Lattice<vobj> &operator -=(const T &r) {
*this = (*this)-r;
return *this;
}
template<class T> inline Lattice<vobj> &operator +=(const T &r) {
*this = (*this)+r;
return *this;
}
inline friend Lattice<vobj> operator / (const Lattice<vobj> &lhs,const Lattice<vobj> &rhs){
conformable(lhs,rhs);
Lattice<vobj> ret(lhs._grid);
#pragma omp parallel for
for(int ss=0;ss<lhs._grid->oSites();ss++){
ret._odata[ss] = lhs._odata[ss]/rhs._odata[ss];
}
return ret;
};
}; // class Lattice
}
#include <lattice/Grid_lattice_conformable.h>
#include <lattice/Grid_lattice_arith.h>
#include <lattice/Grid_lattice_trace.h>
#include <lattice/Grid_lattice_transpose.h>
#include <lattice/Grid_lattice_local.h>
#include <lattice/Grid_lattice_reduction.h>
#include <lattice/Grid_lattice_peekpoke.h>
#include <lattice/Grid_lattice_reality.h>
#include <Grid_extract.h>
#include <lattice/Grid_lattice_coordinate.h>
#include <lattice/Grid_lattice_rng.h>
#include <lattice/Grid_lattice_transfer.h>
#endif