DoorKeeper/include/implem/tilemapdata.inl

namespace dk {
	///-------------------------------------------------------------------------
	///-------------------------------------------------------------------------
	template <typename T, std::size_t D>
	TileMapData<T, D>::TileMapData (std::unique_ptr<MapStreamBase<D>>&& parStream) :
		m_mapstream(std::move(parStream))
	{
	}

	///-------------------------------------------------------------------------
	///-------------------------------------------------------------------------
	template <typename T, std::size_t D>
	void TileMapData<T, D>::fetch (std::vector<T>& parOut, const coords& parFrom, const coords& parTo) {
		DK_ASSERT(parFrom >= coords(0));
		DK_ASSERT(parFrom < parTo);
		DK_ASSERT(parFrom < m_mapstream->mapSize());
		DK_ASSERT(parTo <= m_mapstream->mapSize());

		const auto tileCount = implem::area(parTo - parFrom);
		parOut.resize(tileCount);
		m_mapstream->read(
				reinterpret_cast<char*>(parOut.data()),
				parOut.size() * sizeof(typename std::vector<T>::value_type),
				parFrom,
				parTo);
	}

	///-------------------------------------------------------------------------
	///-------------------------------------------------------------------------
	template <typename T, std::size_t D>
	const typename TileMapData<T, D>::coords& TileMapData<T, D>::mapSize() const {
		return m_mapstream->mapSize();
	}
} //namespace dk