00001 /*************************************************************************** 00002 ** 00003 ** This file is part of ArrayCore. 00004 ** 00005 ** This file may be distributed and/or modified under the terms of the 00006 ** GNU General Public License version 2 or 3 as published by the Free 00007 ** Software Foundation and appearing in the file LICENSE.GPL included 00008 ** in the packaging of this file. 00009 ** 00010 ** This file is distributed in the hope that it will be useful, but WITHOUT 00011 ** ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 00012 ** FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 00013 ** more details. 00014 ** 00015 ** You should have received a copy of the GNU General Public License 00016 ** along with this program. If not, see <http://www.gnu.org/licenses/>. 00017 ** 00018 ** See http://www.geopsy.org for more information. 00019 ** 00020 ** Created : 2007-11-12 00021 ** Authors: 00022 ** Marc Wathelet 00023 ** Marc Wathelet (LGIT, Grenoble, France) 00024 ** 00025 ***************************************************************************/ 00026 00027 #ifndef FREQUENCYBAND_H 00028 #define FREQUENCYBAND_H 00029 00030 #include <QGpCoreTools.h> 00031 #include "ArrayCoreDLLExport.h" 00032 00033 namespace ArrayCore { 00034 00035 class ARRAYCORE_EXPORT FrequencyBand 00036 { 00037 public: 00038 FrequencyBand(); 00039 FrequencyBand(const FrequencyBand& o); 00040 00041 inline void setCenter(double f); 00042 void setRelativeWidth(double w) {_relativeWidth=w;} 00043 double center() const {return _center;} 00044 double omega() const {return _omega;} 00045 double relativeWidth() const {return _relativeWidth;} 00046 double width() const {return 2.0 * _relativeWidth * _center;} 00047 double halfWidth() const {return _relativeWidth * _center;} 00048 double lowLimit() const {return _center * (1.0 - _relativeWidth);} 00049 double highLimit() const {return _center * (1.0 + _relativeWidth);} 00050 private: 00051 double _center; 00052 double _relativeWidth; 00053 double _omega; 00054 }; 00055 00056 inline void FrequencyBand::setCenter(double f) 00057 { 00058 TRACE; 00059 _center=f; 00060 _omega=2.0 * M_PI * _center; 00061 } 00062 00063 } // namespace ArrayCore 00064 00065 #endif // FREQUENCYBAND_H
