Variable.cpp

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#include <goofit/Error.h>
#include <goofit/Variable.h>

#include <algorithm>

namespace GooFit {

int max_index(const std::vector<Variable> &vars) {
    if(vars.empty())
        return -1;
    const Variable &max_ind_ptr
        = *std::max_element(std::begin(vars), std::end(vars), [](const Variable &a, const Variable &b) {
              return a.getIndex() < b.getIndex();
          });
    return max_ind_ptr.getIndex();
}

int max_index(const std::vector<Observable> &vars) {
    if(vars.empty())
        return -1;
    const Observable &max_ind_ptr
        = *std::max_element(std::begin(vars), std::end(vars), [](const Observable &a, const Observable &b) {
              return a.getIndex() < b.getIndex();
          });
    return max_ind_ptr.getIndex();
}

int max_fitter_index(const std::vector<Variable> &vars) {
    const Variable max_ind_ptr
        = *std::max_element(std::begin(vars), std::end(vars), [](const Variable &a, const Variable &b) {
              return a.getFitterIndex() < b.getFitterIndex();
          });
    return max_ind_ptr.getFitterIndex();
}

std::ostream &operator<<(std::ostream &o, const GooFit::Variable &var) {
    o << var.getName() << ": " << var.getValue() << " +/- " << var.getError();
    if(!var.IsFixed())
        o << " [" << var.getLowerLimit() << ", " << var.getUpperLimit() << "]";
    if(var.getIndex() >= 0)
        o << " GooFit index: " << var.getIndex();
    if(var.getFitterIndex() >= 0)
        o << " Fitter index: " << var.getFitterIndex();
    if(*var.blind != 0)
        o << " Blinded";

    return o;
}

std::ostream &operator<<(std::ostream &o, const GooFit::Observable &var) {
    o << var.getName() << ": " << var.getValue() << " (" << var.getNumBins() << " bins)";
    o << " [" << var.getLowerLimit() << ", " << var.getUpperLimit() << "]";
    if(var.getIndex() >= 0)
        o << " GooFit index: " << var.getIndex();

    return o;
}

std::istream &operator>>(std::istream &i, GooFit::Observable &var) { return i >> *var.value; }

} // namespace GooFit