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Grid/lib/qcd/action/scalar/scalarImpl.h
Guido Cossu 6eb873dd96 Added scalar action phi^4
Check Norm2 output (Complex type assumption)
2016-10-07 17:28:46 +01:00

56 lines
1.1 KiB
C++

#ifndef SCALAR_IMPL
#define SCALAR_IMPL
namespace Grid {
namespace QCD {
template <class S>
class ScalarImplTypes {
public:
typedef S Simd;
template <typename vtype>
using iImplField = iScalar<iScalar<iScalar<vtype> > >;
typedef iImplField<Simd> SiteField;
typedef Lattice<SiteField> Field;
static inline void generate_momenta(Field& P, GridParallelRNG& pRNG){
gaussian(pRNG, P);
}
static inline Field projectForce(Field& P){return P;}
static inline void update_field(Field& P, Field& U, double ep){
U += P*ep;
}
static inline RealD FieldSquareNorm(Field& U){
return (- sum(trace(U*U))/2.0);
}
static inline void HotConfiguration(GridParallelRNG &pRNG, Field &U) {
gaussian(pRNG, U);
}
static inline void TepidConfiguration(GridParallelRNG &pRNG, Field &U) {
gaussian(pRNG, U);
}
static inline void ColdConfiguration(GridParallelRNG &pRNG, Field &U) {
U = 1.0;
}
};
typedef ScalarImplTypes<vReal> ScalarImplR;
typedef ScalarImplTypes<vRealF> ScalarImplF;
typedef ScalarImplTypes<vRealD> ScalarImplD;
}}
#endif