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70 lines
1.8 KiB
C++
Executable file
70 lines
1.8 KiB
C++
Executable file
/************************************************************************************
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Filename : OVR_System.cpp
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Content : General kernel initialization/cleanup, including that
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of the memory allocator.
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Created : September 19, 2012
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Notes :
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Copyright : Copyright 2012 Oculus VR, Inc. All Rights reserved.
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Use of this software is subject to the terms of the Oculus license
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agreement provided at the time of installation or download, or which
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otherwise accompanies this software in either electronic or hard copy form.
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************************************************************************************/
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#include "OVR_System.h"
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#include "OVR_Threads.h"
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#include "OVR_Timer.h"
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namespace OVR {
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// ***** OVR::System Implementation
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// Initializes System core, installing allocator.
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void System::Init(Log* log, Allocator *palloc)
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{
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if (!Allocator::GetInstance())
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{
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Log::SetGlobalLog(log);
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Timer::initializeTimerSystem();
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Allocator::setInstance(palloc);
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}
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else
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{
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OVR_DEBUG_LOG(("System::Init failed - duplicate call."));
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}
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}
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void System::Destroy()
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{
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if (Allocator::GetInstance())
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{
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// Wait for all threads to finish; this must be done so that memory
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// allocator and all destructors finalize correctly.
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#ifdef OVR_ENABLE_THREADS
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Thread::FinishAllThreads();
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#endif
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// Shutdown heap and destroy SysAlloc singleton, if any.
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Allocator::GetInstance()->onSystemShutdown();
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Allocator::setInstance(0);
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Timer::shutdownTimerSystem();
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Log::SetGlobalLog(Log::GetDefaultLog());
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}
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else
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{
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OVR_DEBUG_LOG(("System::Destroy failed - System not initialized."));
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}
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}
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// Returns 'true' if system was properly initialized.
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bool System::IsInitialized()
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{
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return Allocator::GetInstance() != 0;
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}
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} // OVR
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