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60 lines
2.4 KiB
C++
60 lines
2.4 KiB
C++
///////////////////////////////////////////////////////////////////////////////////////
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// //
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// Copyright (C) 2020 Edouard Griffiths, F4EXB //
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// //
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// This program is free software; you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation as version 3 of the License, or //
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// (at your option) any later version. //
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// //
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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 V3 for more details. //
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// //
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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, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////////
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#ifndef _UTIL_AVERAGE_H_
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#define _UTIL_AVERAGE_H_
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#include <algorithm>
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template <typename T, typename Total>
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class AverageUtil
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{
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public:
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AverageUtil()
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: m_numSamples(0), m_total(0)
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{ }
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AverageUtil(T sample)
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: m_numSamples(1), m_total(sample)
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{ }
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void reset()
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{
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m_numSamples = 0;
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m_total = 0;
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}
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void operator()(T sample)
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{
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m_total += sample;
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m_numSamples++;
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}
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double asDouble() const { return ((double)m_total) / (m_numSamples == 0 ? 1 : m_numSamples); }
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float asFloat() const { return ((float)m_total) / (m_numSamples == 0 ? 1 : m_numSamples); }
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operator T() const { return m_total / (m_numSamples == 0 ? 1 : m_numSamples); }
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T instantAverage() const { return m_total / (m_numSamples == 0 ? 1 : m_numSamples); }
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int getNumSamples() const { return m_numSamples; }
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private:
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int m_numSamples;
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Total m_total;
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};
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#endif /* _UTIL_AVERAGE_H_ */
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