00001 /* 00002 * Copyright Droids Corporation, Microb Technology, Eirbot (2005) 00003 * 00004 * This program is free software; you can redistribute it and/or modify 00005 * it under the terms of the GNU General Public License as published by 00006 * the Free Software Foundation; either version 2 of the License, or 00007 * (at your option) any later version. 00008 * 00009 * This program is distributed in the hope that it will be useful, 00010 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00012 * GNU General Public License for more details. 00013 * 00014 * You should have received a copy of the GNU General Public License 00015 * along with this program; if not, write to the Free Software 00016 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 00017 * 00018 * Revision : $Id: f64_int.c,v 1.6 2008-05-14 13:27:12 zer0 Exp $ 00019 * 00020 */ 00021 00022 #include <stdio.h> 00023 #include <f64.h> 00024 00025 /**************** int32_t,uint32_t <-> f64 */ 00026 00027 f64 f64_from_integer(int32_t i, uint32_t d) 00028 { 00029 f64 f; 00030 f.f64_integer = i; 00031 f.f64_decimal = d; 00032 00033 return f; 00034 } 00035 00036 /**************** int32_t <-> f64 */ 00037 00038 f64 f64_from_msb(int32_t i) 00039 { 00040 f64 f; 00041 f.f64_integer = i; 00042 f.f64_decimal = 0; 00043 00044 return f; 00045 } 00046 00047 00048 /**************** int32_t <-> f64 */ 00049 00050 f64 f64_from_lsb(int32_t i) 00051 { 00052 f64 f; 00053 if ( i >= 0 ) { 00054 f.f64_integer = 0; 00055 f.f64_decimal = i; 00056 } 00057 else { 00058 f.f64_integer = -1; 00059 f.f64_decimal = i; 00060 } 00061 return f; 00062 }
1.5.6