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https://github.com/DaedalusX64/daedalus.git
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52 lines
1.5 KiB
C++
52 lines
1.5 KiB
C++
/*
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Copyright (C) 2005 StrmnNrmn
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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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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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
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include "Base/Types.h"
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#include "System/Timing.h"
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#include <chrono>
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namespace NTiming {
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using u64 = uint64_t;
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// Get the frequency in microseconds per second (which is 1,000,000)
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bool GetPreciseFrequency(u64* p_freq)
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{
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*p_freq = std::chrono::microseconds::period::den; // 1,000,000 microseconds in a second
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return true;
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}
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// Get the precise current time in microseconds since epoch
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bool GetPreciseTime(u64* p_time)
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{
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auto now = std::chrono::steady_clock::now();
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auto duration = std::chrono::duration_cast<std::chrono::microseconds>(now.time_since_epoch());
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*p_time = duration.count();
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return true;
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}
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// Convert ticks (microseconds) to milliseconds
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u64 ToMilliseconds(u64 ticks)
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{
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return std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::microseconds(ticks)).count();
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}
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} // namespace NTiming
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