62 lines
1.4 KiB
C++
62 lines
1.4 KiB
C++
// Copyright (c) 2012-2021 Wojciech Figat. All rights reserved.
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#pragma once
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#include "Engine/Platform/Platform.h"
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#include "Engine/Platform/CriticalSection.h"
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#include "Engine/Engine/Globals.h"
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/// <summary>
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/// Checks if current execution in on the main thread.
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/// </summary>
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/// <returns>True if running on the main thread, otherwise false.</returns>
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inline bool IsInMainThread()
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{
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return Globals::MainThreadID == Platform::GetCurrentThreadID();
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}
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/// <summary>
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/// Scope locker for critical section.
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/// </summary>
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class ScopeLock
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{
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private:
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const CriticalSection* _section;
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ScopeLock() = default;
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ScopeLock(const ScopeLock&) = delete;
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ScopeLock& operator=(const ScopeLock&) = delete;
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public:
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/// <summary>
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/// Init, enters critical section
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/// </summary>
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/// <param name="section">The synchronization object to manage</param>
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ScopeLock(const CriticalSection* section)
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: _section(section)
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{
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ASSERT_LOW_LAYER(_section);
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_section->Lock();
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}
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/// <summary>
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/// Init, enters critical section
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/// </summary>
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/// <param name="section">The synchronization object to manage</param>
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ScopeLock(const CriticalSection& section)
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: _section(§ion)
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{
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_section->Lock();
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}
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/// <summary>
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/// Destructor, releases critical section
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/// </summary>
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~ScopeLock()
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{
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_section->Unlock();
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}
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};
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