Merge branch 'dev'

Reprise propre du git

src/Utils.h

-/*
-    This file is part of Leela Zero.
-    Copyright (C) 2017 Gian-Carlo Pascutto
-
-    Leela Zero is free software: you can redistribute it and/or modify
-    it under the terms of the GNU General Public License as published by
-    the Free Software Foundation, either version 3 of the License, or
-    (at your option) any later version.
-
-    Leela Zero is distributed in the hope that it will be useful,
-    but WITHOUT ANY WARRANTY; without even the implied warranty of
-    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-    GNU General Public License for more details.
-
-    You should have received a copy of the GNU General Public License
-    along with Leela Zero.  If not, see <http://www.gnu.org/licenses/>.
-*/
-
-#ifndef UTILS_H_DEFINED
-#define UTILS_H_DEFINED
-
-#include <atomic>
-#include <limits>
-
-#include "ThreadPool.h"
-#include <vector>
-#include <ale_interface.hpp>
-#include <SDL.h>
-
-extern Utils::ThreadPool thread_pool;
-extern ALEInterface ALE;
-
-namespace Utils {
-    template<class T>
-    void atomic_add(std::atomic<T> &f, T d) {
-        T old = f.load();
-        while (!f.compare_exchange_weak(old, old + d));
-    }
-
-    template<typename T>
-    T rotl(const T x, const int k) {
-      return (x << k) | (x >> (std::numeric_limits<T>::digits - k));
-    }
-
-    inline bool is7bit(int c) {
-        return c >= 0 && c <= 127;
-    }
-
-    size_t ceilMultiple(size_t a, size_t b);
-
-    inline int secam_to_range_index(int i);
-
-    void secam210x160_to_42x32(const std::vector<unsigned char>& screen,
-                               std::vector<unsigned char>& screen42x32);
-
-    void init_ALE();
-}
-
-#endif