helper.h

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/*
 * helper.h
 *
 * This file contains functions that can be used everywhere
 * in the simulation.
 * They might make things more easy.
 */
 
#ifndef __HELPER_H_
#define __HELPER_H_
 
#include <algorithm>
#include <cctype>
#include <cmath>
#include <list>
#include <memory>
#include <string>
#include <utility>
#include <vector>
 
using namespace std;
 
 
/*
   This function computes the cartesian product (i.e. everything with everything)
   of a vector of vectors.
*/
list<list<pair<string,float>>>* cartesian_product(
        vector<pair<string,shared_ptr<vector<float>>>>& input);
 
/*
 * This function compares two struct tm objects directly
 * instead of using mktime.
 *
 * Returns 0,  if tm1 == tm2
 * Returns -1, if tm1 <  tm2
 * Returns +1, if tm1 >  tm2
 */
int compare_struct_tm(struct tm* a, struct tm* b);
 
float round_float_n(float x, unsigned int decimal_places);
 
float round_float_5(double x);
 
float round_float_5(float x);
 
void to_lowercase(std::string& s);
 
 
#endif