3 Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU Lesser General Public License as published by
7 the Free Software Foundation; either version 2.1 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public License along
16 with this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
21 #include "irrlichttypes.h"
25 typedef core::vector3df v3f;
26 typedef core::vector3d<double> v3d;
27 typedef core::vector3d<s16> v3s16;
28 typedef core::vector3d<u16> v3u16;
29 typedef core::vector3d<s32> v3s32;
33 template <> struct hash<v3s16>
35 typedef v3s16 argument_type;
36 typedef std::size_t result_type;
37 result_type operator()(const argument_type &s) const noexcept
40 return static_cast<size_t>((static_cast<u64>(s.X) << 20) ^
41 (static_cast<u64>(s.Y) << 10) ^
42 (static_cast<u64>(s.Z)));