Atmosphere/libraries/libstratosphere/source/os/impl/os_tick_manager_impl.hpp

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/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <stratosphere.hpp>
#ifdef ATMOSPHERE_OS_HORIZON
#include "os_tick_manager_impl.os.horizon.hpp"
#else
#error "Unknown OS for TickManagerImpl"
#endif
namespace ams::os::impl {
/* Tick frequency must be less than INT64_MAX / 1 second. */
static constexpr s64 MaxTickFrequency = (std::numeric_limits<s64>::max() / TimeSpan::FromSeconds(1).GetNanoSeconds()) - 1;
class TickManager {
private:
TickManagerImpl impl;
public:
constexpr TickManager() : impl() { /* ... */ }
ALWAYS_INLINE Tick GetTick() const {
return this->impl.GetTick();
}
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ALWAYS_INLINE Tick GetSystemTickOrdered() const {
return this->impl.GetSystemTickOrdered();
}
ALWAYS_INLINE s64 GetTickFrequency() const {
return this->impl.GetTickFrequency();
}
ALWAYS_INLINE s64 GetMaxTick() const {
return this->impl.GetMaxTick();
}
ALWAYS_INLINE s64 GetMaxTimeSpanNs() const {
return this->impl.GetMaxTimeSpanNs();
}
TimeSpan ConvertToTimeSpan(Tick tick) const;
Tick ConvertToTick(TimeSpan ts) const;
};
}