advtrains.git - Advtrains mod for minetest.

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Diffstat (limited to 'advtrains_itrainmap/textures')

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/* Minetest Copyright (C) 2013-2020 Minetest core developers team This program is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ #pragma once #include <memory> #include "config.h" #include "util/thread.h" class MetricCounter { public: MetricCounter() = default; virtual ~MetricCounter() {} virtual void increment(double number = 1.0) = 0; virtual double get() const = 0; }; typedef std::shared_ptr<MetricCounter> MetricCounterPtr; class SimpleMetricCounter : public MetricCounter { public: SimpleMetricCounter() = delete; virtual ~SimpleMetricCounter() {} SimpleMetricCounter(const std::string &name, const std::string &help_str) : MetricCounter(), m_name(name), m_help_str(help_str), m_counter(0.0) { } virtual void increment(double number) { MutexAutoLock lock(m_mutex); m_counter += number; } virtual double get() const { MutexAutoLock lock(m_mutex); return m_counter; } private: std::string m_name; std::string m_help_str; mutable std::mutex m_mutex; double m_counter; }; class MetricGauge { public: MetricGauge() = default; virtual ~MetricGauge() {} virtual void increment(double number = 1.0) = 0; virtual void decrement(double number = 1.0) = 0; virtual void set(double number) = 0; virtual double get() const = 0; }; typedef std::shared_ptr<MetricGauge> MetricGaugePtr; class SimpleMetricGauge : public MetricGauge { public: SimpleMetricGauge() = delete; SimpleMetricGauge(const std::string &name, const std::string &help_str) : MetricGauge(), m_name(name), m_help_str(help_str), m_gauge(0.0) { } virtual ~SimpleMetricGauge() {} virtual void increment(double number) { MutexAutoLock lock(m_mutex); m_gauge += number; } virtual void decrement(double number) { MutexAutoLock lock(m_mutex); m_gauge -= number; } virtual void set(double number) { MutexAutoLock lock(m_mutex); m_gauge = number; } virtual double get() const { MutexAutoLock lock(m_mutex); return m_gauge; } private: std::string m_name; std::string m_help_str; mutable std::mutex m_mutex; double m_gauge; }; class MetricsBackend { public: MetricsBackend() = default; virtual ~MetricsBackend() {} virtual MetricCounterPtr addCounter( const std::string &name, const std::string &help_str); virtual MetricGaugePtr addGauge( const std::string &name, const std::string &help_str); }; #if USE_PROMETHEUS MetricsBackend *createPrometheusMetricsBackend(); #endif


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