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40 lines
1.2 KiB
C++
40 lines
1.2 KiB
C++
/*
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*
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* (C) 2020-25 - ntop.org
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*
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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; either 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 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, write to the Free Software Foundation,
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* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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*/
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#ifndef _SCORE_COUNTER_H_
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#define _SCORE_COUNTER_H_
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class ScoreCounter {
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private:
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u_int32_t value, decay_time, beta /* Old value before decrease */;
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float alpha; /* Linear decrease rate */
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public:
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ScoreCounter() { value = decay_time = 0, alpha = 0, beta = 0; }
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u_int32_t get();
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inline u_int32_t inc(u_int16_t score) { value += score, decay_time = 0; return(value); }
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u_int32_t dec(u_int16_t score);
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};
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#endif /* _SCORE_COUNTER_H_ */
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