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