/* * acm : an aerial combat simulator for X * Copyright (C) 1991,1992 Riley Rainey * * 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; version 2 dated June, 1991. * * 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave., Cambridge, MA 02139, USA. */ typedef short short_fixed_t; typedef struct { short_fixed_t x, y, z; } short_point_t; typedef struct { short_fixed_t m[4][4]; } short_matrix_t; #define UNITY (1 << 12)