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#ifndef ALIGNMENT_OFFLINEVALIDATION_PVVALIDATIONHELPER_H
#define ALIGNMENT_OFFLINEVALIDATION_PVVALIDATIONHELPER_H
#include <string>
#include <vector>
#include <map>
#include <cassert>
#include <utility>
#include "TH1.h"
#ifndef PLOTTING_MACRO
#include "FWCore/MessageLogger/interface/MessageLogger.h"
#define COUT edm::LogWarning("PVValidationHelpers")
#else
#include <iostream>
#define COUT std::cout << "PVValidationHelpers: "
#endif
#include "DataFormats/GeometryCommonDetAlgo/interface/Measurement1D.h"
namespace PVValHelper {
constexpr double max_eta_phase0 = 2.5;
constexpr double max_eta_phase1 = 2.7;
constexpr double max_eta_phase2 = 4.0;
// helper logarithmic bin generator
template <typename T, size_t N>
std::array<T, N + 1> makeLogBins(const T& min, const T& max) {
const T minLog10 = std::log10(min);
const T maxLog10 = std::log10(max);
const T width = (maxLog10 - minLog10) / N;
std::array<T, N + 1> ret;
ret[0] = std::pow(10, minLog10);
const T mult = std::pow(10, width);
for (size_t i = 1; i <= N; ++i) {
ret[i] = ret[i - 1] * mult;
}
return ret;
}
// helper data formats
enum estimator { MEAN = 1, WIDTH = 2, MEDIAN = 3, MAD = 4, UNKWN = -1 };
enum residualType {
dxy = 1,
dx = 2,
dy = 3,
dz = 4,
IP2D = 5,
resz = 6,
IP3D = 7,
d3D = 8,
norm_dxy = 9,
norm_dx = 10,
norm_dy = 11,
norm_dz = 12,
norm_IP2D = 13,
norm_resz = 14,
norm_IP3D = 15,
norm_d3D = 16,
END_OF_TYPES = 17,
};
enum plotVariable {
phi = 1,
eta = 2,
pT = 3,
pTCentral = 4,
ladder = 5,
modZ = 6,
END_OF_PLOTS = 7,
};
enum detectorPhase {
phase0 = 0,
phase1 = 1,
phase2 = 2,
END_OF_PHASES = 3,
};
struct histodetails {
int histobins;
std::map<std::pair<residualType, plotVariable>, std::pair<float, float>> range;
std::map<plotVariable, std::vector<float>> trendbins;
void setMap(residualType type, plotVariable plot, float low, float high) {
assert(low < high);
range[std::make_pair(type, plot)] = std::make_pair(low, high);
}
std::pair<float, float> getRange(residualType type, plotVariable plot) {
if (range.find(std::make_pair(type, plot)) != range.end()) {
return range[std::make_pair(type, plot)];
} else {
COUT << "Trying to get range for non-existent combination " << std::endl;
return std::make_pair(0., 0.);
}
}
float getLow(residualType type, plotVariable plot) {
if (range.find(std::make_pair(type, plot)) != range.end()) {
return range[std::make_pair(type, plot)].first;
} else {
COUT << "Trying to get low end of range for non-existent combination " << std::endl;
return 0.;
}
}
float getHigh(residualType type, plotVariable plot) {
if (range.find(std::make_pair(type, plot)) != range.end()) {
return range[std::make_pair(type, plot)].second;
} else {
COUT << "Trying get high end of range for non-existent combination " << std::endl;
return 0.;
}
}
};
typedef std::tuple<std::string, std::string, std::string> plotLabels;
// helper methods
void add(std::map<std::string, TH1*>& h, TH1* hist);
void fill(std::map<std::string, TH1*>& h, const std::string& s, double x);
void fill(std::map<std::string, TH1*>& h, const std::string& s, double x, double y);
void fillByIndex(std::vector<TH1F*>& h, unsigned int index, double x, std::string tag = "");
void shrinkHistVectorToFit(std::vector<TH1F*>& h, unsigned int desired_size);
plotLabels getTypeString(residualType type);
plotLabels getVarString(plotVariable var);
std::vector<float> generateBins(int n, float start, float range);
Measurement1D getMedian(TH1F* histo);
Measurement1D getMAD(TH1F* histo);
std::pair<Measurement1D, Measurement1D> fitResiduals(TH1* hist);
}; // namespace PVValHelper
#endif
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