mirror of https://github.com/PCSX2/pcsx2.git
94 lines
2.8 KiB
C
94 lines
2.8 KiB
C
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/* PCSX2 - PS2 Emulator for PCs
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* Copyright (C) 2002-2021 PCSX2 Dev Team
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*
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* PCSX2 is free software: you can redistribute it and/or modify it under the terms
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* of the GNU Lesser General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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*
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* PCSX2 is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the 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 along with PCSX2.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <cstdint>
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namespace Common
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{
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class Timer
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{
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public:
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using Value = std::uint64_t;
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Timer();
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static Value GetCurrentValue();
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static double ConvertValueToSeconds(Value value);
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static double ConvertValueToMilliseconds(Value value);
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static double ConvertValueToNanoseconds(Value value);
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static Value ConvertSecondsToValue(double s);
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static Value ConvertMillisecondsToValue(double s);
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static Value ConvertNanosecondsToValue(double ns);
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void Reset();
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void ResetTo(Value value) { m_tvStartValue = value; }
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Value GetStartValue() const { return m_tvStartValue; }
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double GetTimeSeconds() const;
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double GetTimeMilliseconds() const;
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double GetTimeNanoseconds() const;
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double GetTimeSecondsAndReset();
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double GetTimeMillisecondsAndReset();
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double GetTimeNanosecondsAndReset();
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private:
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Value m_tvStartValue;
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};
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class ThreadCPUTimer
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{
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public:
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using Value = std::uint64_t;
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ThreadCPUTimer();
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ThreadCPUTimer(ThreadCPUTimer&& move);
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ThreadCPUTimer(const ThreadCPUTimer&) = delete;
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~ThreadCPUTimer();
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void Reset();
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void ResetTo(Value value) { m_start_value = value; }
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Value GetStartValue() const { return m_start_value; }
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Value GetCurrentValue() const;
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double GetTimeSeconds() const;
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double GetTimeMilliseconds() const;
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double GetTimeNanoseconds() const;
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void GetUsageInSecondsAndReset(Value time_diff, double* usage_time, double* usage_percent);
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void GetUsageInMillisecondsAndReset(Value time_diff, double* usage_time, double* usage_percent);
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void GetUsageInNanosecondsAndReset(Value time_diff, double* usage_time, double* usage_percent);
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static double GetUtilizationPercentage(Timer::Value time_diff, Value cpu_time_diff);
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static double ConvertValueToSeconds(Value value);
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static double ConvertValueToMilliseconds(Value value);
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static double ConvertValueToNanoseconds(Value value);
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static ThreadCPUTimer GetForCallingThread();
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ThreadCPUTimer& operator=(const ThreadCPUTimer&) = delete;
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ThreadCPUTimer& operator=(ThreadCPUTimer&& move);
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private:
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void* m_thread_handle = nullptr;
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Value m_start_value = 0;
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};
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} // namespace Common
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