measurer.h

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/*
 * Copyright 2025 MusicScience37 (Kenta Kabashima)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
#pragma once
 
#include <cstddef>
 
#include "stat_bench/bench_impl/i_benchmark_case.h"
#include "stat_bench/benchmark_condition.h"
#include "stat_bench/measurement_config.h"
#include "stat_bench/measurer/measurement.h"
 
namespace stat_bench {
namespace measurer {

class Measurer {
public:
    Measurer(double min_sample_duration_sec, double min_warming_up_duration_sec,
        std::size_t samples, std::size_t min_warming_up_iterations);

    [[nodiscard]] auto measure(bench_impl::IBenchmarkCase* bench_case,
        const BenchmarkCondition& condition,
        const MeasurementConfig& config) const -> Measurement;
 
private:
    double min_sample_duration_sec_;

    double min_warming_up_duration_sec_;

    std::size_t samples_;

    std::size_t min_warming_up_iterations_;
};
 
}  // namespace measurer
}  // namespace stat_bench