SizeType dofsFromModelName(const ModelType& model)
{
const PsimagLite::String& modelName = model.params().model;
SizeType site = 0; // FIXME : account for Hilbert spaces changing with site
SizeType dofs = SizeType(log(model.hilbertSize(site))/log(2.0));
std::cerr<<"DOFS= "<<dofs<<" <------------------------------------\n";
if (modelName.find("FeAsBasedSc")!=PsimagLite::String::npos) return dofs;
if (modelName.find("FeAsBasedScExtended")!=PsimagLite::String::npos) return dofs;
if (modelName.find("HubbardOneBand")!=PsimagLite::String::npos) return dofs;
// max number here, site dependence taken into account elsewhere
if (modelName.find("Immm")!=PsimagLite::String::npos) return 4;
return 0;
}
bool observeOneFullSweep(
IoInputType& io,
const GeometryType& geometry,
const ModelType& model,
const PsimagLite::String& obsOptions,
bool hasTimeEvolution)
{
bool verbose = false;
typedef typename SparseMatrixType::value_type FieldType;
typedef Observer<FieldType,VectorWithOffsetType,ModelType,IoInputType>
ObserverType;
typedef ObservableLibrary<ObserverType,TargettingType> ObservableLibraryType;
SizeType n = geometry.numberOfSites();
//PsimagLite::String sSweeps = "sweeps=";
//PsimagLite::String::SizeTypeype begin = obsOptions.find(sSweeps);
//if (begin != PsimagLite::String::npos) {
// PsimagLite::String sTmp = obsOptions.substr(begin+sSweeps.length(),PsimagLite::String::npos);
//std::cout<<"sTmp="<<sTmp<<"\n";
// n = atoi(sTmp.c_str());
//}
ObservableLibraryType observerLib(io,n,hasTimeEvolution,model,verbose);
bool ot = false;
if (obsOptions.find("ot")!=PsimagLite::String::npos || obsOptions.find("time")!=PsimagLite::String::npos) ot = true;
if (hasTimeEvolution && ot) {
observerLib.measureTime("superDensity");
observerLib.measureTime("nupNdown");
observerLib.measureTime("nup+ndown");
if (obsOptions.find("sz")!=PsimagLite::String::npos) observerLib.measureTime("sz");
}
if (hasTimeEvolution) observerLib.setBrackets("time","time");
const PsimagLite::String& modelName = model.params().model;
SizeType rows = n; // could be n/2 if there's enough symmetry
// Immm supports only onepoint:
if (modelName=="Immm" && obsOptions!="onepoint") {
PsimagLite::String str(__FILE__);
str += " " + ttos(__LINE__) + "\n";
str += "Model Immm only supports onepoint\n";
throw PsimagLite::RuntimeError(str.c_str());
}
SizeType numberOfDofs = dofsFromModelName(model);
if (!hasTimeEvolution && obsOptions.find("onepoint")!=PsimagLite::String::npos) {
observerLib.measureTheOnePoints(numberOfDofs);
}
if (modelName.find("Heisenberg")==PsimagLite::String::npos) {
if (obsOptions.find("cc")!=PsimagLite::String::npos) {
observerLib.measure("cc",rows,n);
}
if (obsOptions.find("nn")!=PsimagLite::String::npos) {
observerLib.measure("nn",rows,n);
}
}
if (obsOptions.find("szsz")!=PsimagLite::String::npos) {
observerLib.measure("szsz",rows,n);
}
if (modelName.find("FeAsBasedSc")!=PsimagLite::String::npos ||
modelName.find("FeAsBasedScExtended")!=PsimagLite::String::npos ||
modelName.find("HubbardOneBand")!=PsimagLite::String::npos) {
bool dd4 = (obsOptions.find("dd4")!=PsimagLite::String::npos);
if (obsOptions.find("dd")!=PsimagLite::String::npos && !dd4) { // &&
//geometry.label(0).find("ladder")!=PsimagLite::String::npos) {
observerLib.measure("dd",rows,n);
}
// FOUR-POINT DELTA-DELTA^DAGGER:
if (dd4 && geometry.label(0).find("ladder")!=PsimagLite::String::npos) {
observerLib.measure("dd4",rows,n);
} // if dd4
}
if (modelName.find("HubbardOneBand")!=PsimagLite::String::npos &&
obsOptions.find("multi")!=PsimagLite::String::npos) {
observerLib.measure("multi",rows,n);
}
if (obsOptions.find("s+s-")!=PsimagLite::String::npos) {
observerLib.measure("s+s-",rows,n);
}
if (obsOptions.find("ss")!=PsimagLite::String::npos) {
observerLib.measure("ss",rows,n);
}
return observerLib.endOfData();
}
