00001 00002 /* 00003 * This file is part of EKG/gEKG, a software package to record EKG. 00004 * Copyright © 2003 Lars Stollenwerk 00005 * 00006 * This program is free software; you can redistribute it and/or modify it 00007 * under the terms of the GNU General Public License as published by the 00008 * Free Software Foundation; either version 2 of the License, or (at your 00009 * option) any later version. 00010 * 00011 * This program is distributed in the hope that it will be useful, but 00012 * WITHOUT ANY WARRANTY; without even the implied warranty of 00013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00014 * General Public License for more details. 00015 * 00016 * You should have received a copy of the GNU General Public License along 00017 * with this program; if not, write to the Free Software Foundation, Inc., 00018 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 00019 * 00020 */ 00021 00022 #ifndef EKGTOOLS_H 00023 #define EKGTOOLS_H 00024 00057 00058 00065 inline float aVR( const float * const d ) 00066 { 00067 return -0.5 * ( d[0] + d[1] ); 00068 }; 00069 00070 00077 inline float aVL( const float * const d ) 00078 { 00079 return 0.5 * ( d[0] - d[2] ); 00080 } 00081 00082 00089 inline float aVF( const float * const d ) 00090 { 00091 return 0.5 * ( d[1] + d[2] ); 00092 } 00093 00095 #endif 00096