ref: ee35eec9bac04ce55e5fe1ae1eeb5428b47d91a8
dir: /src/_engine.h/
/*
Copyright (C) 1994-1995 Apogee Software, Ltd.
Copyright (C) 2002-2015 icculus.org, GNU/Linux port
Copyright (C) 2017-2018 Steven LeVesque
This program 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 2
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.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#ifndef _engine_private
#define _engine_private
#define NOTSAMETILE(x1,x2) ( (posts[(x1)].posttype!=posts[(x2)].posttype) || \
(posts[(x1)].offset!=posts[(x2)].offset))
#define SGN(x) (x>0 ? 1 : -1)
#endif