// binary.h -- convert base-10 to binary without imposing a runtime cost // // Copyright (C) 2001 Stephen Lacy (slacy@slacy.com) // // 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. 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. // or find it on the web at http://www.gnu.org/copyleft/gpl.html #define bin(x) ( \ ((((x/10000000)%10)==1)?0x80:0x00) | \ ((((x/1000000 )%10)==1)?0x40:0x00) | \ ((((x/100000 )%10)==1)?0x20:0x00) | \ ((((x/10000 )%10)==1)?0x10:0x00) | \ ((((x/1000 )%10)==1)?0x08:0x00) | \ ((((x/100 )%10)==1)?0x04:0x00) | \ ((((x/10 )%10)==1)?0x02:0x00) | \ ((((x/1 )%10)==1)?0x01:0x00))