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92 lines
1.7 KiB
92 lines
1.7 KiB
//===== Copyright 1996-2005, Valve Corporation, All rights reserved. ======//
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//
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// Purpose: Real-Time Hierarchical Profiling
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//
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// $NoKeywords: $
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//===========================================================================//
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#include "pch_tier0.h"
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#include "tier0/memalloc.h"
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#include "tier0/valve_off.h"
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#include "tier0/threadtools.h"
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#include "vtuneinterface.h"
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// memdbgon must be the last include file in a .cpp file!!!
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#include "tier0/memdbgon.h"
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#ifdef VTUNE_ENABLED
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class VTuneInterfaceImpl : public VTuneInterface
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{
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public:
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VTuneInterfaceImpl()
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{
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m_pFrameDomain = NULL;
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}
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virtual void Init();
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virtual void StartFrame();
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virtual void EndFrame();
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virtual __itt_event CreateEvent( const char *name );
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private:
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__itt_domain* m_pFrameDomain;
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CThreadFastMutex m_eventCreateMutex;
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};
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VTuneInterfaceImpl g_VTuneInterface;
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VTuneInterface *g_pVTuneInterface = &g_VTuneInterface;
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/*******************************************************************************
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*
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* VTuneInterfaceImpl
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*
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*******************************************************************************/
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void VTuneInterfaceImpl::Init()
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{
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if ( !m_pFrameDomain )
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{
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m_pFrameDomain = __itt_domain_create( "Main" );
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m_pFrameDomain->flags = 1;
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}
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}
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void VTuneInterfaceImpl::StartFrame()
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{
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if ( m_pFrameDomain == NULL )
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{
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Init();
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}
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__itt_frame_begin_v3( m_pFrameDomain, NULL);
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}
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void VTuneInterfaceImpl::EndFrame()
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{
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__itt_frame_end_v3( m_pFrameDomain, NULL);
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}
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__itt_event VTuneInterfaceImpl::CreateEvent( const char *name )
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{
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AUTO_LOCK_FM( m_eventCreateMutex );
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return __itt_event_create( name, strlen( name ) );
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}
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void VTuneAutoEvent::Start()
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{
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__itt_event_start( m_event );
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}
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void VTuneAutoEvent::End()
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{
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__itt_event_end( m_event );
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}
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#endif // VTUNE_ENABLED
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