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50 lines
1.2 KiB
C++
50 lines
1.2 KiB
C++
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/* meterlog10.h
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This file is part of a program that implements a Software-Defined Radio.
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Copyright (C) 2013 Warren Pratt, NR0V
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Copyright (C) 2024 Edouard Griffiths, F4EXB Adapted to SDRangel
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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The author can be reached by email at
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warren@wpratt.com
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*/
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#ifndef wdsp_meterlog10_h
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#define wdsp_meterlog10_h
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#include "export.h"
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namespace WDSP {
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class WDSP_API MemLog
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{
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public:
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static double mlog10 (double val);
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private:
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static const int mbits;
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static const int mmask;
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static const double mconv;
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static const double mtable[2048];
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};
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} // namespace WDSP
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#endif
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