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mirror of https://github.com/paboyle/Grid.git synced 2025-06-18 15:57:05 +01:00

moved perambulator definition to shared header file

This commit is contained in:
ferben
2019-01-22 15:06:45 +00:00
parent 46b05aa9c5
commit 0a82fae45c
3 changed files with 161 additions and 137 deletions

View File

@ -8,92 +8,10 @@
#include <Hadrons/EigenPack.hpp>
#include <Hadrons/A2AVectors.hpp>
#include <Hadrons/DilutedNoise.hpp>
#include <Hadrons/DistilVectors.hpp>
BEGIN_HADRONS_NAMESPACE
template<typename LatticeObj>
class Perambulator : Serializable{
// TODO: The next line makes friends across all combinations
// (not much of a problem given all public anyway ...)
// FYI, the bug here was that I forgot that the friend is templated
template<typename T> friend std::ostream & operator<<(std::ostream &os, const Perambulator<T>& p);
protected:
public:
GRID_SERIALIZABLE_CLASS_MEMBERS( Perambulator,
std::string, ID, // Allows owner to specialise
std::string, Provenance, // For info only
std::vector<int>, dimensions,
std::vector<LatticeObj>, perambulator,
// Following items are redundant, but useful
int, nd, // Number of dimensions
size_t, NumElements); // Number of elements
protected:
// Constructor common code
inline void ConstructCommon(const int * Dimensions) {
assert(nd > 0);
dimensions.resize(nd);
NumElements = 1;
for(int i = 0 ; i < nd ; i++) {
assert(Dimensions[i] > 0);
NumElements *= (size_t) Dimensions[i];
dimensions[i] = Dimensions[i];
}
//const LatticeObj perambulatorDefault;
perambulator.resize(NumElements);//,perambulatorDefault);
}
public:
// Constructor with dimensions passed as std::vector<int>
inline Perambulator(const std::vector<int> & Dimensions)
: nd {(int) Dimensions.size()} {
ConstructCommon( &Dimensions[0] ); }
// Constructor with dimensions passed as std::vector<int>
inline Perambulator(const std::vector<int> & Dimensions, const std::string sID)
: nd {(int) Dimensions.size()}, ID(sID) {
ConstructCommon( &Dimensions[0] ); }
// Constructor with dimensions passed as std::vector<int>
inline Perambulator(const std::vector<int> & Dimensions, const std::string sID, const std::string sProvenance)
: nd {(int) Dimensions.size()}, ID(sID), Provenance(sProvenance) {
ConstructCommon( &Dimensions[0] ); }
// Constructor with dimensions passed as individual parameters
// FYI: The caller is free to ignore the names and use the indices however they see fit
inline Perambulator(int NumNoise, int NumEvec=1, int NumTime=1, int NumSpin=1, int I_k=1, int I_t=1, int I_s=1) {
int Dimensions[]={NumNoise,NumEvec,NumTime,NumSpin,I_k,I_t,I_s};
nd = sizeof(Dimensions)/sizeof(Dimensions[0]);
while( nd > 1 && Dimensions[nd-1] == 1 )
nd--;
ConstructCommon( Dimensions );
}
inline LatticeObj & operator()(size_t count, const int * Coord) {
assert( count == nd );
assert( Coord );
size_t idx = 0;
// C memory order (???)
for( int d = 0 ; d < nd ; d++ ) {
assert( Coord[d] < dimensions[d] );
idx *= (size_t) dimensions[d];
idx += (size_t) Coord[d];
}
return perambulator[idx];
}
inline LatticeObj & operator()(const std::vector<int> Coord) {
return operator()(Coord.size(), &Coord[0]);
}
inline LatticeObj & operator()(int idxNoise, int idxEvec=0, int idxTime=0, int idxSpin=0, int I_k=0, int I_t=0, int I_s=0) {
int MyIndex[]={idxNoise,idxEvec,idxTime,idxSpin,I_k,I_t,I_s};
int i = sizeof(MyIndex)/sizeof(MyIndex[0]);
assert( i >= nd );
while( i > nd )
assert(MyIndex[--i] == 0);
return operator()(i, MyIndex);
}
};
/******************************************************************************
* DistilVectors *