Core: Add ByteArrayPool and PoolByteStream classes

include/Nazara/Core/ByteArrayPool.inl

@@ -0,0 +1,44 @@
+// Copyright (C) 2017 Jérôme Leclercq
+// This file is part of the "Nazara Engine - Core module"
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#include <Nazara/Core/ByteArrayPool.hpp>
+#include <Nazara/Core/Debug.hpp>
+
+namespace Nz
+{
+	namespace Detail
+	{
+		bool SortByteArrayByCapacity(const ByteArray& byteArray, std::size_t refCapacity)
+		{
+			return refCapacity > byteArray.GetCapacity();
+		}
+	}
+
+	inline void ByteArrayPool::Clear()
+	{
+		m_byteArrays.clear();
+	}
+
+	inline ByteArray ByteArrayPool::GetByteArray(std::size_t capacity)
+	{
+		ByteArray ret;
+
+		auto it = std::lower_bound(m_byteArrays.begin(), m_byteArrays.end(), capacity, Detail::SortByteArrayByCapacity);
+		if (it != m_byteArrays.end())
+		{
+			ret = std::move(*it);
+			m_byteArrays.erase(it);
+		}
+
+		return ret;
+	}
+
+	inline void ByteArrayPool::ReturnByteArray(ByteArray byteArray)
+	{
+		auto it = std::lower_bound(m_byteArrays.begin(), m_byteArrays.end(), byteArray.GetCapacity(), Detail::SortByteArrayByCapacity);
+		m_byteArrays.emplace(it, std::move(byteArray));
+	}
+}
+
+#include <Nazara/Core/DebugOff.hpp>