minetest/src/util/directiontables.h

97 lines
1.9 KiB
C

/*
Minetest
Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
This program 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#pragma once
#include "irrlichttypes.h"
#include "irr_v3d.h"
/// Direction in the 6D format. g_27dirs contains corresponding vectors.
/// Here P means Positive, N stands for Negative.
enum Direction6D {
// 0
D6D_ZP,
D6D_YP,
D6D_XP,
D6D_ZN,
D6D_YN,
D6D_XN,
// 6
D6D_XN_YP,
D6D_XP_YP,
D6D_YP_ZP,
D6D_YP_ZN,
D6D_XN_ZP,
D6D_XP_ZP,
D6D_XN_ZN,
D6D_XP_ZN,
D6D_XN_YN,
D6D_XP_YN,
D6D_YN_ZP,
D6D_YN_ZN,
// 18
D6D_XN_YP_ZP,
D6D_XP_YP_ZP,
D6D_XN_YP_ZN,
D6D_XP_YP_ZN,
D6D_XN_YN_ZP,
D6D_XP_YN_ZP,
D6D_XN_YN_ZN,
D6D_XP_YN_ZN,
// 26
D6D,
// aliases
D6D_BACK = D6D_ZP,
D6D_TOP = D6D_YP,
D6D_RIGHT = D6D_XP,
D6D_FRONT = D6D_ZN,
D6D_BOTTOM = D6D_YN,
D6D_LEFT = D6D_XN,
};
/// Direction in the wallmounted format.
/// P is Positive, N is Negative.
enum DirectionWallmounted {
DWM_YP,
DWM_YN,
DWM_XP,
DWM_XN,
DWM_ZP,
DWM_ZN,
DWM_COUNT,
};
extern const v3s16 g_6dirs[DWM_COUNT];
extern const v3s16 g_7dirs[7];
extern const v3s16 g_26dirs[26];
// 26th is (0,0,0)
extern const v3s16 g_27dirs[27];
extern const u8 wallmounted_to_facedir[6];
extern const v3s16 wallmounted_dirs[8];
extern const v3s16 facedir_dirs[32];
extern const v3s16 fourdir_dirs[4];