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Changed choice function to use std::vector

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This commit is contained in:
Bob Polis 2021-10-06 11:08:46 +02:00
parent 087e31219c
commit d0cf4102d6
1 changed files with 5 additions and 4 deletions
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9
src/random.hpp
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@ -2,6 +2,7 @@
#define RANDOM_H_ #define RANDOM_H_
#include <random> #include <random>
#include <vector>
namespace sc { namespace sc {
@ -24,10 +25,10 @@ namespace sc {
double random_double(); double random_double();
double random_double(double from, double to); double random_double(double from, double to);
template <typename T, typename Iter> template <typename T>
T choice(Iter beg, Iter end) { static T choice(const std::vector<T>& vec) {
std::uniform_int_distribution<int> dist {0, end - beg - 1}; std::uniform_int_distribution<int> dist {0, vec.size() - 1};
return beg + dist(_reng); return vec[dist(instance()._reng)];
} }
private: private: