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diff --git a/src/Core/AnalysisHandler.cc b/src/Core/AnalysisHandler.cc
--- a/src/Core/AnalysisHandler.cc
+++ b/src/Core/AnalysisHandler.cc
@@ -1,594 +1,596 @@
// -*- C++ -*-
#include "Rivet/Config/RivetCommon.hh"
#include "Rivet/AnalysisHandler.hh"
#include "Rivet/Analysis.hh"
#include "Rivet/Tools/ParticleName.hh"
#include "Rivet/Tools/BeamConstraint.hh"
#include "Rivet/Tools/Logging.hh"
#include "Rivet/Projections/Beam.hh"
#include "YODA/IO.h"
namespace Rivet {
AnalysisHandler::AnalysisHandler(const string& runname)
: _runname(runname),
_eventcounter("/_EVTCOUNT"),
_xs(NAN), _xserr(NAN),
_initialised(false), _ignoreBeams(false), _dumpPeriod(0), _dumping(0)
{ }
AnalysisHandler::~AnalysisHandler()
{ }
Log& AnalysisHandler::getLog() const {
return Log::getLog("Rivet.Analysis.Handler");
}
void AnalysisHandler::init(const GenEvent& ge) {
if (_initialised)
throw UserError("AnalysisHandler::init has already been called: cannot re-initialize!");
setRunBeams(Rivet::beams(ge));
MSG_DEBUG("Initialising the analysis handler");
_eventcounter.reset();
// Check that analyses are beam-compatible, and remove those that aren't
const size_t num_anas_requested = analysisNames().size();
vector<string> anamestodelete;
for (const AnaHandle a : analyses()) {
if (!_ignoreBeams && !a->isCompatible(beams())) {
//MSG_DEBUG(a->name() << " requires beams " << a->requiredBeams() << " @ " << a->requiredEnergies() << " GeV");
anamestodelete.push_back(a->name());
}
}
for (const string& aname : anamestodelete) {
MSG_WARNING("Analysis '" << aname << "' is incompatible with the provided beams: removing");
removeAnalysis(aname);
}
if (num_anas_requested > 0 && analysisNames().empty()) {
cerr << "All analyses were incompatible with the first event's beams\n"
<< "Exiting, since this probably wasn't intentional!" << endl;
exit(1);
}
// Warn if any analysis' status is not unblemished
for (const AnaHandle a : analyses()) {
if ( a->info().preliminary() ) {
MSG_WARNING("Analysis '" << a->name() << "' is preliminary: be careful, it may change and/or be renamed!");
} else if ( a->info().obsolete() ) {
MSG_WARNING("Analysis '" << a->name() << "' is obsolete: please update!");
} else if (( a->info().unvalidated() ) ) {
MSG_WARNING("Analysis '" << a->name() << "' is unvalidated: be careful, it may be broken!");
}
}
// Initialize the remaining analyses
for (AnaHandle a : analyses()) {
MSG_DEBUG("Initialising analysis: " << a->name());
try {
// Allow projection registration in the init phase onwards
a->_allowProjReg = true;
a->init();
//MSG_DEBUG("Checking consistency of analysis: " << a->name());
//a->checkConsistency();
} catch (const Error& err) {
cerr << "Error in " << a->name() << "::init method: " << err.what() << endl;
exit(1);
}
MSG_DEBUG("Done initialising analysis: " << a->name());
}
_initialised = true;
MSG_DEBUG("Analysis handler initialised");
}
void AnalysisHandler::analyze(const GenEvent& ge) {
// Call init with event as template if not already initialised
if (!_initialised) init(ge);
assert(_initialised);
// Ensure that beam details match those from the first event (if we're checking beams)
if ( !_ignoreBeams ) {
const PdgIdPair beams = Rivet::beamIds(ge);
const double sqrts = Rivet::sqrtS(ge);
if (!compatible(beams, _beams) || !fuzzyEquals(sqrts, sqrtS())) {
cerr << "Event beams mismatch: "
<< PID::toBeamsString(beams) << " @ " << sqrts/GeV << " GeV" << " vs. first beams "
<< this->beams() << " @ " << this->sqrtS()/GeV << " GeV" << endl;
exit(1);
}
}
// Create the Rivet event wrapper
/// @todo Filter/normalize the event here
bool strip = ( getEnvParam("RIVET_STRIP_HEPMC", string("NOOOO") ) != "NOOOO" );
Event event(ge, strip);
// Weights
/// @todo Drop this / just report first weight when we support multiweight events
_eventcounter.fill(event.weight());
MSG_DEBUG("Event #" << _eventcounter.numEntries() << " weight = " << event.weight());
// Cross-section
#if defined ENABLE_HEPMC_3
if (ge.cross_section()) {
//@todo HepMC3::GenCrossSection methods aren't const accessible :(
RivetHepMC::GenCrossSection gcs = *(event.genEvent()->cross_section());
_xs = gcs.xsec();
_xserr = gcs.xsec_err();
}
#elif defined HEPMC_HAS_CROSS_SECTION
if (ge.cross_section()) {
_xs = ge.cross_section()->cross_section();
_xserr = ge.cross_section()->cross_section_error();
}
#endif
// Run the analyses
for (AnaHandle a : analyses()) {
MSG_TRACE("About to run analysis " << a->name());
try {
a->analyze(event);
} catch (const Error& err) {
cerr << "Error in " << a->name() << "::analyze method: " << err.what() << endl;
exit(1);
}
MSG_TRACE("Finished running analysis " << a->name());
}
if ( _dumpPeriod > 0 && numEvents()%_dumpPeriod == 0 ) {
MSG_INFO("Dumping intermediate results to " << _dumpFile << ".");
_dumping = numEvents()/_dumpPeriod;
finalize();
writeData(_dumpFile);
_dumping = 0;
}
}
void AnalysisHandler::analyze(const GenEvent* ge) {
if (ge == nullptr) {
MSG_ERROR("AnalysisHandler received null pointer to GenEvent");
//throw Error("AnalysisHandler received null pointer to GenEvent");
}
analyze(*ge);
}
void AnalysisHandler::finalize() {
if (!_initialised) return;
// First we make copies of all analysis objects.
map<string,AnalysisObjectPtr> backupAOs;
for (auto ao : getData(false, true, false) )
backupAOs[ao->path()] = AnalysisObjectPtr(ao->newclone());
// Now we run the (re-entrant) finalize() functions for all analyses.
MSG_INFO("Finalising analyses");
for (AnaHandle a : analyses()) {
a->setCrossSection(_xs);
try {
if ( !_dumping || a->info().reentrant() ) a->finalize();
else if ( _dumping == 1 )
MSG_INFO("Skipping finalize in periodic dump of " << a->name()
<< " as it is not declared reentrant.");
} catch (const Error& err) {
cerr << "Error in " << a->name() << "::finalize method: " << err.what() << endl;
exit(1);
}
}
// Now we copy all analysis objects to the list of finalized
// ones, and restore the value to their original ones.
_finalizedAOs.clear();
for ( auto ao : getData(false, false, false) )
_finalizedAOs.push_back(AnalysisObjectPtr(ao->newclone()));
for ( auto ao : getData(false, true, false) ) {
// TODO: This should be possible to do in a nicer way, with a flag etc.
if (ao->path().find("/FINAL") != std::string::npos) continue;
auto aoit = backupAOs.find(ao->path());
if ( aoit == backupAOs.end() ) {
AnaHandle ana = analysis(split(ao->path(), "/")[0]);
if ( ana ) ana->removeAnalysisObject(ao->path());
} else
copyao(aoit->second, ao);
}
// Print out number of events processed
const int nevts = _eventcounter.numEntries();
MSG_INFO("Processed " << nevts << " event" << (nevts != 1 ? "s" : ""));
// // Delete analyses
// MSG_DEBUG("Deleting analyses");
// _analyses.clear();
// Print out MCnet boilerplate
- cout << endl;
- cout << "The MCnet usage guidelines apply to Rivet: see http://www.montecarlonet.org/GUIDELINES" << endl;
- cout << "Please acknowledge plots made with Rivet analyses, and cite arXiv:1003.0694 (http://arxiv.org/abs/1003.0694)" << endl;
+ if (getLog().getLevel()<=20){
+ cout << endl;
+ cout << "The MCnet usage guidelines apply to Rivet: see http://www.montecarlonet.org/GUIDELINES" << endl;
+ cout << "Please acknowledge plots made with Rivet analyses, and cite arXiv:1003.0694 (http://arxiv.org/abs/1003.0694)" << endl;
+ }
}
AnalysisHandler& AnalysisHandler::addAnalysis(const string& analysisname, std::map<string, string> pars) {
// Make an option handle.
std::string parHandle = "";
for (map<string, string>::iterator par = pars.begin(); par != pars.end(); ++par) {
parHandle +=":";
parHandle += par->first + "=" + par->second;
}
return addAnalysis(analysisname + parHandle);
}
AnalysisHandler& AnalysisHandler::addAnalysis(const string& analysisname) {
// Check for a duplicate analysis
/// @todo Might we want to be able to run an analysis twice, with different params?
/// Requires avoiding histo tree clashes, i.e. storing the histos on the analysis objects.
string ananame = analysisname;
vector<string> anaopt = split(analysisname, ":");
if ( anaopt.size() > 1 ) ananame = anaopt[0];
AnaHandle analysis( AnalysisLoader::getAnalysis(ananame) );
if (analysis.get() != 0) { // < Check for null analysis.
MSG_DEBUG("Adding analysis '" << analysisname << "'");
map<string,string> opts;
for ( int i = 1, N = anaopt.size(); i < N; ++i ) {
vector<string> opt = split(anaopt[i], "=");
if ( opt.size() != 2 ) {
MSG_WARNING("Error in option specification. Skipping analysis " << analysisname);
return *this;
}
if ( !analysis->info().validOption(opt[0], opt[1]) ) {
MSG_WARNING("Cannot set option '" << opt[0] << "' to '" << opt[1]
<< "'. Skipping analysis " << analysisname);
return *this;
}
opts[opt[0]] = opt[1];
}
for ( auto opt: opts) {
analysis->_options[opt.first] = opt.second;
analysis->_optstring += ":" + opt.first + "=" + opt.second;
}
for (const AnaHandle& a : analyses()) {
if (a->name() == analysis->name() ) {
MSG_WARNING("Analysis '" << analysisname << "' already registered: skipping duplicate");
return *this;
}
}
analysis->_analysishandler = this;
_analyses[analysisname] = analysis;
} else {
MSG_WARNING("Analysis '" << analysisname << "' not found.");
}
// MSG_WARNING(_analyses.size());
// for (const AnaHandle& a : _analyses) MSG_WARNING(a->name());
return *this;
}
AnalysisHandler& AnalysisHandler::removeAnalysis(const string& analysisname) {
// std::shared_ptr<Analysis> toremove;
// for (const AnaHandle a : _analyses) {
// if (a->name() == analysisname) {
// toremove = a;
// break;
// }
// }
// if (toremove.get() != 0) {
MSG_DEBUG("Removing analysis '" << analysisname << "'");
if (_analyses.find(analysisname) != _analyses.end()) _analyses.erase(analysisname);
// }
return *this;
}
/////////////////////////////
void AnalysisHandler::addData(const std::vector<AnalysisObjectPtr>& aos) {
for (const AnalysisObjectPtr ao : aos) {
string path = ao->path();
if ( path.substr(0, 5) != "/RAW/" ) {
_orphanedPreloads.push_back(ao);
continue;
}
path = path.substr(4);
ao->setPath(path);
if (path.size() > 1) { // path > "/"
try {
const string ananame = split(path, "/")[0];
AnaHandle a = analysis(ananame);
a->addAnalysisObject(ao); /// @todo Need to statistically merge...
} catch (const Error& e) {
MSG_TRACE("Adding analysis object " << path <<
" to the list of orphans.");
_orphanedPreloads.push_back(ao);
}
}
}
}
void AnalysisHandler::stripOptions(AnalysisObjectPtr ao,
const vector<string> & delopts) const {
string path = ao->path();
string ananame = split(path, "/")[0];
vector<string> anaopts = split(ananame, ":");
for ( int i = 1, N = anaopts.size(); i < N; ++i )
for ( auto opt : delopts )
if ( opt == "*" || anaopts[i].find(opt + "=") == 0 )
path.replace(path.find(":" + anaopts[i]), (":" + anaopts[i]).length(), "");
ao->setPath(path);
}
void AnalysisHandler::
mergeYodas(const vector<string> & aofiles, const vector<string> & delopts, bool equiv) {
vector< vector<AnalysisObjectPtr> > aosv;
vector<double> xsecs;
vector<double> xsecerrs;
vector<CounterPtr> sows;
set<string> ananames;
_eventcounter.reset();
// First scan all files and extract analysis objects and add the
// corresponding anayses..
for ( auto file : aofiles ) {
Scatter1DPtr xsec;
CounterPtr sow;
// For each file make sure that cross section and sum-of-weights
// objects are present and stor all RAW ones in a vector;
vector<AnalysisObjectPtr> aos;
try {
/// @todo Use new YODA SFINAE to fill the smart ptr vector directly
vector<YODA::AnalysisObject*> aos_raw;
YODA::read(file, aos_raw);
for (AnalysisObject* aor : aos_raw) {
AnalysisObjectPtr ao = AnalysisObjectPtr(aor);
if ( ao->path().substr(0, 5) != "/RAW/" ) continue;
ao->setPath(ao->path().substr(4));
if ( ao->path() == "/_XSEC" )
xsec = dynamic_pointer_cast<Scatter1D>(ao);
else if ( ao->path() == "/_EVTCOUNT" )
sow = dynamic_pointer_cast<Counter>(ao);
else {
stripOptions(ao, delopts);
string ananame = split(ao->path(), "/")[0];
if ( ananames.insert(ananame).second ) addAnalysis(ananame);
aos.push_back(ao);
}
}
if ( !xsec || !sow ) {
MSG_ERROR( "Error in AnalysisHandler::mergeYodas: The file " << file
<< " did not contain weights and cross section info.");
exit(1);
}
xsecs.push_back(xsec->point(0).x());
xsecerrs.push_back(sqr(xsec->point(0).xErrAvg()));
_eventcounter += *sow;
sows.push_back(sow);
aosv.push_back(aos);
} catch (...) { //< YODA::ReadError&
throw UserError("Unexpected error in reading file: " + file);
}
}
// Now calculate the scale to be applied for all bins in a file
// and get the common cross section and sum of weights.
_xs = _xserr = 0.0;
for ( int i = 0, N = sows.size(); i < N; ++i ) {
double effnent = sows[i]->effNumEntries();
_xs += (equiv? effnent: 1.0)*xsecs[i];
_xserr += (equiv? sqr(effnent): 1.0)*xsecerrs[i];
}
vector<double> scales(sows.size(), 1.0);
if ( equiv ) {
_xs /= _eventcounter.effNumEntries();
_xserr = sqrt(_xserr)/_eventcounter.effNumEntries();
} else {
_xserr = sqrt(_xserr);
for ( int i = 0, N = sows.size(); i < N; ++i )
scales[i] = (_eventcounter.sumW()/sows[i]->sumW())*(xsecs[i]/_xs);
}
// Initialize the analyses allowing them to book analysis objects.
for (AnaHandle a : analyses()) {
MSG_DEBUG("Initialising analysis: " << a->name());
if ( !a->info().reentrant() )
MSG_WARNING("Analysis " << a->name() << " has not been validated to have "
<< "a reentrant finalize method. The result is unpredictable.");
try {
// Allow projection registration in the init phase onwards
a->_allowProjReg = true;
cerr << "sqrtS " << sqrtS() << endl;
a->init();
//MSG_DEBUG("Checking consistency of analysis: " << a->name());
//a->checkConsistency();
} catch (const Error& err) {
cerr << "Error in " << a->name() << "::init method: " << err.what() << endl;
exit(1);
}
MSG_DEBUG("Done initialising analysis: " << a->name());
}
_initialised = true;
// Get a list of all anaysis objects to handle.
map<string,AnalysisObjectPtr> current;
for ( auto ao : getData(false, true, false) ) current[ao->path()] = ao;
// Go through all objects to be merged and add them to current
// after appropriate scaling.
for ( int i = 0, N = aosv.size(); i < N; ++i)
for ( auto ao : aosv[i] ) {
if ( ao->path() == "/_XSEC" || ao->path() == "_EVTCOUNT" ) continue;
auto aoit = current.find(ao->path());
if ( aoit == current.end() ) {
MSG_WARNING("" << ao->path() << " was not properly booked.");
continue;
}
if ( !addaos(aoit->second, ao, scales[i]) )
MSG_WARNING("Cannot merge objects with path " << ao->path()
<<" of type " << ao->annotation("Type") );
}
// Now we can simply finalize() the analysis, leaving the
// controlling program to write it out some yoda-file.
finalize();
}
void AnalysisHandler::readData(const string& filename) {
vector<AnalysisObjectPtr> aos;
try {
/// @todo Use new YODA SFINAE to fill the smart ptr vector directly
vector<YODA::AnalysisObject*> aos_raw;
YODA::read(filename, aos_raw);
for (AnalysisObject* aor : aos_raw) aos.push_back(AnalysisObjectPtr(aor));
} catch (...) { //< YODA::ReadError&
throw UserError("Unexpected error in reading file: " + filename);
}
if (!aos.empty()) addData(aos);
}
vector<AnalysisObjectPtr> AnalysisHandler::
getData(bool includeorphans, bool includetmps, bool usefinalized) const {
vector<AnalysisObjectPtr> rtn;
// Event counter
rtn.push_back( make_shared<Counter>(_eventcounter) );
// Cross-section + err as scatter
YODA::Scatter1D::Points pts; pts.insert(YODA::Point1D(_xs, _xserr));
rtn.push_back( make_shared<Scatter1D>(pts, "/_XSEC") );
// Analysis histograms
vector<AnalysisObjectPtr> aos;
if (usefinalized)
aos = _finalizedAOs;
else {
for (const AnaHandle a : analyses()) {
// MSG_WARNING(a->name() << " " << aos.size());
for (const AnalysisObjectPtr ao : a->analysisObjects()) {
aos.push_back(ao);
}
}
}
for (const AnalysisObjectPtr ao : aos) {
// Exclude paths from final write-out if they contain a "TMP" layer (i.e. matching "/TMP/")
/// @todo This needs to be much more nuanced for re-entrant histogramming
if ( !includetmps && ao->path().find("/TMP/" ) != string::npos) continue;
rtn.push_back(ao);
}
// Sort histograms alphanumerically by path before write-out
sort(rtn.begin(), rtn.end(), [](AnalysisObjectPtr a, AnalysisObjectPtr b) {return a->path() < b->path();});
if ( includeorphans )
rtn.insert(rtn.end(), _orphanedPreloads.begin(), _orphanedPreloads.end());
return rtn;
}
void AnalysisHandler::writeData(const string& filename) const {
vector<AnalysisObjectPtr> out = _finalizedAOs;
set<string> finalana;
for ( auto ao : out) finalana.insert(ao->path());
out.reserve(2*out.size());
vector<AnalysisObjectPtr> aos = getData(false, true, false);
if ( _dumping ) {
for ( auto ao : aos ) {
if ( finalana.find(ao->path()) == finalana.end() )
out.push_back(AnalysisObjectPtr(ao->newclone()));
}
}
for ( auto ao : aos ) {
ao = AnalysisObjectPtr(ao->newclone());
ao->setPath("/RAW" + ao->path());
out.push_back(ao);
}
try {
YODA::write(filename, out.begin(), out.end());
} catch (...) { //< YODA::WriteError&
throw UserError("Unexpected error in writing file: " + filename);
}
}
std::vector<std::string> AnalysisHandler::analysisNames() const {
std::vector<std::string> rtn;
for (AnaHandle a : analyses()) {
rtn.push_back(a->name());
}
return rtn;
}
AnalysisHandler& AnalysisHandler::addAnalyses(const std::vector<std::string>& analysisnames) {
for (const string& aname : analysisnames) {
//MSG_DEBUG("Adding analysis '" << aname << "'");
addAnalysis(aname);
}
return *this;
}
AnalysisHandler& AnalysisHandler::removeAnalyses(const std::vector<std::string>& analysisnames) {
for (const string& aname : analysisnames) {
removeAnalysis(aname);
}
return *this;
}
bool AnalysisHandler::needCrossSection() const {
bool rtn = false;
for (const AnaHandle a : analyses()) {
if (!rtn) rtn = a->needsCrossSection();
if (rtn) break;
}
return rtn;
}
AnalysisHandler& AnalysisHandler::setCrossSection(double xs, double xserr) {
_xs = xs;
_xserr = xserr;
return *this;
}
bool AnalysisHandler::hasCrossSection() const {
return (!std::isnan(crossSection()));
}
AnalysisHandler& AnalysisHandler::addAnalysis(Analysis* analysis) {
analysis->_analysishandler = this;
// _analyses.insert(AnaHandle(analysis));
_analyses[analysis->name()] = AnaHandle(analysis);
return *this;
}
PdgIdPair AnalysisHandler::beamIds() const {
return Rivet::beamIds(beams());
}
double AnalysisHandler::sqrtS() const {
return Rivet::sqrtS(beams());
}
void AnalysisHandler::setIgnoreBeams(bool ignore) {
_ignoreBeams=ignore;
}
}

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