PsimagLite::String pathPrepend(PsimagLite::String pre,PsimagLite::String pathname)
{
bool addDotDot = false;
PsimagLite::String path1("");
if (pathname.length() > 2 && pathname[0] == '.' && pathname[1] == '.') {
addDotDot = true;
path1 = pathname.substr(2,pathname.length());
}
if (pathname.length() > 1 && pathname[0] == '/') path1 = pathname;
if (path1 == "") return pre + pathname;
size_t index = path1.find_last_of("/");
index++;
PsimagLite::String ret = path1.substr(0,index) + pre +
path1.substr(index,path1.length());
return (addDotDot) ? ".." + ret : ret;
}
bool observeOneFullSweep(IoInputType& io,
const ModelType& model,
const PsimagLite::String& list,
bool hasTimeEvolution,
SizeType orbitals)
{
typedef typename ModelType::GeometryType GeometryType;
typedef Observer<VectorWithOffsetType,ModelType,IoInputType> ObserverType;
typedef ObservableLibrary<ObserverType> ObservableLibraryType;
const GeometryType& geometry = model.geometry();
bool verbose = false;
SizeType n = geometry.numberOfSites();
SizeType rows = n; // could be n/2 if there's enough symmetry
SizeType cols = n;
SizeType nf = n - 2;
SizeType trail = 0;
PsimagLite::Vector<PsimagLite::String>::Type vecOptions;
PsimagLite::tokenizer(list,vecOptions,",");
bool hasTrail = false;
for (SizeType i = 0; i < vecOptions.size(); ++i) {
PsimagLite::String item = vecOptions[i];
PsimagLite::String label = "%nf=";
std::size_t labelIndex = item.find(label);
if (labelIndex == 0) {
nf = atoi(item.substr(label.length()).c_str());
rows = nf;
cols = nf;
std::cerr<<"observe: Found "<<label<<" = "<<nf;
std::cerr<<" (rows and cols also set to it)\n";
}
label = "%trail=";
labelIndex = item.find(label);
if (labelIndex == 0) {
trail = atoi(item.substr(label.length()).c_str());
std::cerr<<"observe: Found "<<label<<" = "<<trail<<"\n";
hasTrail = true;
}
label = "%rows=";
labelIndex = item.find(label);
if (labelIndex == 0) {
std::cerr<<"observe: Found %rows= with index "<<labelIndex<<"\n";
rows = atoi(item.substr(label.length()).c_str());
}
label = "%cols=";
labelIndex = item.find(label);
if (labelIndex == 0) {
std::cerr<<"observe: Found %cols= with index "<<labelIndex<<"\n";
cols = atoi(item.substr(label.length()).c_str());
}
}
if (!hasTrail)
trail = n - 2 - nf;
ObservableLibraryType observerLib(io,
n,
hasTimeEvolution,
model,
nf,
trail,
verbose);
for (SizeType i = 0; i < vecOptions.size(); ++i) {
PsimagLite::String item = vecOptions[i];
if (item.find("%") == 0) continue;
if (item.length() > 0 && item[0] != '<')
observerLib.measureTriage(item,rows,cols,orbitals,hasTimeEvolution);
else
observerLib.interpret(item,rows,cols);
}
return observerLib.endOfData();
}