Improved CPU usage and fps stats.

git-svn-id: http://pcsx2.googlecode.com/svn/trunk@2523 96395faa-99c1-11dd-bbfe-3dabce05a288

common/src/Utilities/Windows/WinMisc.cpp

@@ -20,7 +20,7 @@
 
 #include <ShTypes.h>
 
-static LARGE_INTEGER lfreq;
+static __aligned16 LARGE_INTEGER lfreq;
 
 void InitCPUTicks()
 {

common/src/Utilities/Windows/WinThreads.cpp

@@ -64,7 +64,7 @@ u64 Threading::GetThreadCpuTime()
 {
 	FileTimeSucks user, kernel;
 	FILETIME dummy;
-	GetThreadTimes( GetCurrentThread(), &dummy, &dummy, &user.filetime, &kernel.filetime );
+	GetThreadTimes( GetCurrentThread(), &dummy, &dummy, &kernel.filetime, &user.filetime );
 	return user.u64time + kernel.u64time;
 }
 
@@ -80,10 +80,7 @@ u64 Threading::PersistentThread::GetCpuTime() const
 	FileTimeSucks user, kernel;
 	FILETIME dummy;
 
-	// Note: Vista and Win7 need only THREAD_QUERY_LIMITED_INFORMATION (XP and 2k need more),
-	// however we own our process threads, so shouldn't matter in any case...
-
-	if( GetThreadTimes( (HANDLE)m_native_handle, &dummy, &dummy, &user.filetime, &kernel.filetime ) )
+	if( GetThreadTimes( (HANDLE)m_native_handle, &dummy, &dummy, &kernel.filetime, &user.filetime ) )
 		return user.u64time + kernel.u64time;
 	
 	return 0;	// thread prolly doesn't exist anymore.
@@ -91,6 +88,9 @@ u64 Threading::PersistentThread::GetCpuTime() const
 
 void Threading::PersistentThread::_platform_specific_OnStartInThread()
 {
+	// OpenThread Note: Vista and Win7 need only THREAD_QUERY_LIMITED_INFORMATION (XP and 2k need more),
+	// however we own our process threads, so shouldn't matter in any case...
+
 	m_native_id		= (uptr)GetCurrentThreadId();
 	m_native_handle	= (uptr)OpenThread( THREAD_QUERY_INFORMATION, false, (DWORD)m_native_id );
 

pcsx2/gui/App.h

@@ -327,7 +327,7 @@ struct pxAppResources
 	ScopedPtr<RecentIsoManager>	RecentIsoList;
 
 	pxAppResources();
-	~pxAppResources() throw() { }
+	virtual ~pxAppResources() throw() { }
 };
 
 // --------------------------------------------------------------------------------------
@@ -340,8 +340,6 @@ public:
 
 protected:
 	u64 m_fpsqueue[FramerateQueueDepth];
-	u64 m_fpsqueue_tally;
-	u64 m_ticks_lastframe;
 	int m_fpsqueue_writepos;
 	uint m_initpause;
 

pcsx2/gui/AppMain.cpp

@@ -195,39 +195,38 @@ void Pcsx2App::PadKeyDispatch( const keyEvent& ev )
 
 void FramerateManager::Reset()
 {
-	memzero( m_fpsqueue );
+	//memzero( m_fpsqueue );
 	m_initpause = FramerateQueueDepth;
-	m_fpsqueue_tally = 0;
 	m_fpsqueue_writepos = 0;
+
+	for( int i=0; i<FramerateQueueDepth; ++i )
+		m_fpsqueue[i] = GetCPUTicks();
+
 	Resume();
 }
 
 // 
 void FramerateManager::Resume()
 {
-	m_ticks_lastframe = GetCPUTicks();
 }
 
 void FramerateManager::DoFrame()
 {
 	++m_FrameCounter;
 
-	u64 curtime = GetCPUTicks();
-	u64 elapsed_time = curtime - m_ticks_lastframe;
-	m_ticks_lastframe = curtime;
-
-	m_fpsqueue_tally += elapsed_time;
-	m_fpsqueue_tally -= m_fpsqueue[m_fpsqueue_writepos];
-
-	m_fpsqueue[m_fpsqueue_writepos] = elapsed_time;
 	m_fpsqueue_writepos = (m_fpsqueue_writepos + 1) % FramerateQueueDepth;
-	if( m_initpause > 0 ) --m_initpause;
+	m_fpsqueue[m_fpsqueue_writepos] = GetCPUTicks();
+
+	// intentionally leave 1 on the counter here, since ultimately we want to divide the 
+	// final result (in GetFramerate() by QueueDepth-1.
+	if( m_initpause > 1 ) --m_initpause;
 }
 
 double FramerateManager::GetFramerate() const
 {
 	if( m_initpause > (FramerateQueueDepth/2) ) return 0.0;
-	u32 ticks_per_frame = m_fpsqueue_tally / (FramerateQueueDepth-m_initpause);
+	const u64 delta = m_fpsqueue[m_fpsqueue_writepos] - m_fpsqueue[(m_fpsqueue_writepos + 1) % FramerateQueueDepth];
+	const u32 ticks_per_frame = (u32)(delta / (FramerateQueueDepth-m_initpause));
 	return (double)GetTickFrequency() / (double)ticks_per_frame;
 }
 

pcsx2/gui/CpuUsageProvider.cpp

@@ -24,17 +24,35 @@
 
 #include "GS.h"
 
+void AllThreeThreads::LoadWithCurrentTimes()
+{
+	ee		= GetCoreThread().GetCpuTime();
+	gs		= GetMTGS().GetCpuTime();
+	ui		= GetThreadCpuTime();
+	update	= GetCPUTicks();
+}
+
+AllThreeThreads AllThreeThreads::operator-( const AllThreeThreads& right ) const
+{
+	AllThreeThreads retval;
+
+	retval.ee		= ee - right.ee;
+	retval.gs		= gs - right.gs;
+	retval.ui		= ui - right.ui;
+	retval.update	= update - right.update;
+	
+	return retval;
+}
+
 DefaultCpuUsageProvider::DefaultCpuUsageProvider()
 {
-	m_lasttime_ee	= GetCoreThread().GetCpuTime();
-	m_lasttime_gs	= GetMTGS().GetCpuTime();
-	m_lasttime_ui	= GetThreadCpuTime();
-
-	m_lasttime_update	= GetCPUTicks();
-	
 	m_pct_ee = 0;
 	m_pct_gs = 0;
 	m_pct_ui = 0;
+	m_writepos = 0;
+
+	for( int i=0; i<QueueDepth; ++i )
+		m_queue[i].LoadWithCurrentTimes();
 }
 
 bool DefaultCpuUsageProvider::IsImplemented() const
@@ -44,25 +62,19 @@ bool DefaultCpuUsageProvider::IsImplemented() const
 
 void DefaultCpuUsageProvider::UpdateStats()
 {
-	u64 curtime		= GetCPUTicks();
-	u64 delta		= curtime - m_lasttime_update;
-	if( delta < (GetTickFrequency() / 16) ) return;
-
-	u64 curtime_ee	= GetCoreThread().GetCpuTime();
-	u64 curtime_gs	= GetMTGS().GetCpuTime();
-	u64 curtime_ui	= GetThreadCpuTime();
+	// Measure deltas between the first and last positions in the ring buffer:
 
+	AllThreeThreads& newone( m_queue[m_writepos] );
+	newone.LoadWithCurrentTimes();
+	m_writepos = (m_writepos+1) & (QueueDepth-1);
+	const AllThreeThreads deltas( newone - m_queue[m_writepos] );
+	
 	// get the real time passed, scaled to the Thread's tick frequency.
-	u64 timepass	= (delta * GetThreadTicksPerSecond()) / GetTickFrequency();
+	u64 timepass	= (deltas.update * GetThreadTicksPerSecond()) / GetTickFrequency();
 
-	m_pct_ee = ((curtime_ee - m_lasttime_ee) * 100) / timepass;
-	m_pct_gs = ((curtime_gs - m_lasttime_gs) * 100) / timepass;
-	m_pct_ui = ((curtime_ui - m_lasttime_ui) * 100) / timepass;
-
-	m_lasttime_update	= curtime;
-	m_lasttime_ee		= curtime_ee;
-	m_lasttime_gs		= curtime_gs;
-	m_lasttime_ui		= curtime_ui;
+	m_pct_ee = (deltas.ee * 100) / timepass;
+	m_pct_gs = (deltas.gs * 100) / timepass;
+	m_pct_ui = (deltas.ui * 100) / timepass;
 }
 
 int DefaultCpuUsageProvider::GetEEcorePct() const

pcsx2/gui/CpuUsageProvider.h

@@ -45,15 +45,24 @@ public:
 	virtual int GetGuiPct() const		{ return m_Implementation->GetGuiPct(); }
 };
 
+struct AllThreeThreads
+{
+	u64		ee, gs, ui;
+	u64		update;
+	
+	void LoadWithCurrentTimes();
+	AllThreeThreads operator-( const AllThreeThreads& right ) const;
+};
+
 class DefaultCpuUsageProvider : public BaseCpuUsageProvider
 {
+public:
+	static const uint QueueDepth = 4;
+
 protected:
-	u64		m_lasttime_ee;
-	u64		m_lasttime_gs;
-	u64		m_lasttime_ui;
-
-	u64		m_lasttime_update;
+	AllThreeThreads m_queue[QueueDepth];
 
+	uint	m_writepos;
 	u32		m_pct_ee;
 	u32		m_pct_gs;
 	u32		m_pct_ui;

pcsx2/gui/FrameForGS.cpp

@@ -271,14 +271,14 @@ wxStaticText* GSFrame::GetLabel_OutputDisabled() const
 
 void GSFrame::CoreThread_OnResumed()
 {
-	m_timer_UpdateTitle.Start( 333 );
+	m_timer_UpdateTitle.Start( 275 );
 }
 
 void GSFrame::CoreThread_OnSuspended()
 {
 	// Could stop the timer outright here, tho no harm in having an occasional
 	// update here or there, just in case some state info changes while emu is suspended.
-	m_timer_UpdateTitle.Start( 2000 );
+	m_timer_UpdateTitle.Start( 333 );
 }
 
 // overrides base Show behavior.
@@ -301,7 +301,7 @@ bool GSFrame::Show( bool shown )
 		if( wxStaticText* label = GetLabel_OutputDisabled() )
 			label->Show( EmuConfig.GS.DisableOutput );
 		
-		m_timer_UpdateTitle.Start( 333 );
+		m_timer_UpdateTitle.Start( 275 );
 	}
 	else
 	{
@@ -350,7 +350,7 @@ void GSFrame::OnUpdateTitle( wxTimerEvent& evt )
 	if( m_CpuUsage.IsImplemented() )
 	{
 		m_CpuUsage.UpdateStats();
-		cpuUsage = wxsFormat( L" | EE: %d%% | GS: %d%%", m_CpuUsage.GetEEcorePct(), m_CpuUsage.GetGsPct() );
+		cpuUsage = wxsFormat( L" | EE: %d%% | GS: %d%% | UI: %d%%", m_CpuUsage.GetEEcorePct(), m_CpuUsage.GetGsPct(), m_CpuUsage.GetGuiPct() );
 	}
 
 	SetTitle( wxsFormat( L"%s | Limiter: %s | fps: %2.02f%s",