💿🐜 Antkeeper source code
https://antkeeper.com
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66 lines
1.6 KiB
66 lines
1.6 KiB
/*
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* Copyright (C) 2021 Christopher J. Howard
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*
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* This file is part of Antkeeper source code.
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*
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* Antkeeper source code 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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* Antkeeper source code 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 Antkeeper source code. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "performance-sampler.hpp"
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#include <algorithm>
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#include <numeric>
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namespace debug {
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performance_sampler::performance_sampler():
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sample_size(1),
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sample_index(0)
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{}
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void performance_sampler::sample(double duration)
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{
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if (samples.size() < sample_size)
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{
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samples.push_back(duration);
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}
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else
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{
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samples[sample_index] = duration;
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sample_index = (sample_index + 1) % samples.size();
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}
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}
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void performance_sampler::reset()
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{
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samples.clear();
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sample_index = 0;
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}
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void performance_sampler::set_sample_size(std::size_t size)
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{
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sample_size = size;
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if (samples.size() > size)
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{
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samples.resize(size);
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sample_index = 0;
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}
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}
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double performance_sampler::mean_frame_duration() const
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{
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return std::accumulate(samples.begin(), samples.end(), 0.0) / static_cast<double>(samples.size());
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}
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} // namespace debug
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