PunchThroughG4Tool.cxx File Reference

#include "PunchThroughPDFCreator.h"
#include "PunchThroughParticle.h"
#include "PunchThroughG4Tool.h"
#include "PathResolver/PathResolver.h"
#include <iostream>
#include <sstream>
#include <string>
#include <algorithm>
#include <vector>
#include <numeric>
#include <string_view>
#include <charconv>
#include <cmath>
#include "CLHEP/Random/RandFlat.h"
#include "TFile.h"
#include "TH2F.h"
#include "TH1.h"
#include "TMath.h"
#include "TKey.h"
#include "GeoPrimitives/GeoPrimitivesHelpers.h"

Go to the source code of this file.

Functions
template<typename T >
std::vector< T >	str_to_list (const std::string_view str)

Function Documentation

str_to_list()

template<typename T >

std::vector<T> str_to_list

(

const std::string_view

str

)

Definition at line 849 of file PunchThroughG4Tool.cxx.

{
    constexpr char delimiters = ',';
    std::vector<T> tokens;
    // Skip delimiters at beginning.
    std::string_view::size_type lastPos = str.find_first_not_of(delimiters, 0);
    // Find first "non-delimiter".
    std::string_view::size_type pos = str.find_first_of(delimiters, lastPos);
 
    while (std::string_view::npos != pos || std::string_view::npos != lastPos) {
        // Found a token, add it to the vector.
        std::string_view numbStr = str.substr(lastPos, pos - lastPos);
        T num = -9999;
        std::from_chars(numbStr.data(), numbStr.data() + numbStr.size(), num);
        tokens.push_back(num);
        // Skip delimiters.  Note the "not_of"
        lastPos = str.find_first_not_of(delimiters, pos);
        // Find next "non-delimiter"
        pos = str.find_first_of(delimiters, lastPos);
    }
    return tokens;
}