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Reunitarise. Complete the HMC and integrator changes.

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This commit is contained in:
Peter Boyle
2015-08-31 16:32:04 +01:00
parent 755dca9533
commit 357c6ab46d
7 changed files with 86 additions and 96 deletions
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29
lib/qcd/hmc/integrators/Integrator.h
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@ -73,7 +73,6 @@ namespace Grid{
// void register_observers();
// void notify_observers();
void update_P(GaugeField&U, int level,double ep){
t_P[level]+=ep;
update_P(P,U,level,ep);
@ -82,6 +81,7 @@ namespace Grid{
for(int l=0; l<level;++l) std::cout<<" ";
std::cout<<"["<<level<<"] P " << " dt "<< ep <<" : t_P "<< t_P[level] <<std::endl;
}
void update_P(GaugeField &Mom,GaugeField&U, int level,double ep){
for(int a=0; a<as[level].actions.size(); ++a){
GaugeField force(U._grid);
@ -108,18 +108,12 @@ namespace Grid{
auto Umu=PeekIndex<LorentzIndex>(U, mu);
auto Pmu=PeekIndex<LorentzIndex>(Mom, mu);
Umu = expMat(Pmu, ep, Params.Nexp)*Umu;
ProjectOnGroup(Umu);
PokeIndex<LorentzIndex>(U, Umu, mu);
}
}
/*
friend void Algorithm::step (GaugeField& U,
int level,
std::vector<int>& clock,
Integrator<GaugeField,Algorithm>* Integ);
*/
virtual void step (GaugeField& U,int level, std::vector<int>& clock)=0;
virtual void step (GaugeField& U,int level, int first,int last)=0;
public:
@ -178,23 +172,28 @@ namespace Grid{
void integrate(GaugeField& U){
std::vector<int> clock;
// reset the clocks
t_U=0;
for(int level=0; level<as.size(); ++level){
t_P[level]=0;
}
clock.resize(as.size(),0);
// All the clock stuff is removed if we pass first, last to the step down the way
for(int step=0; step< Params.MDsteps; ++step){ // MD step
int first_step = (step==0);
int last_step = (step==Params.MDsteps-1);
this->step(U,0,clock);
this->step(U,0,first_step,last_step);
}
// Check the clocks all match
// Check the clocks all match on all levels
for(int level=0; level<as.size(); ++level){
assert(fabs(t_U - t_P[level])<1.0e-6); // must be the same
std::cout<<GridLogMessage<<" times["<<level<<"]= "<<t_P[level]<< " " << t_U <<std::endl;
}
// and that we indeed got to the end of the trajectory
assert(fabs(t_U-Params.trajL) < 1.0e-6);
}
};