1 files changed, 122 insertions, 0 deletions
diff --git a/osframework/source/SexyAppFramework/PerfTimer.h b/osframework/source/SexyAppFramework/PerfTimer.h
new file mode 100644
index 0000000..dc84d2f
--- /dev/null
+++ b/osframework/source/SexyAppFramework/PerfTimer.h
@@ -0,0 +1,122 @@
+#ifndef __SEXY_PERFTIMER_H__
+#define __SEXY_PERFTIMER_H__
+
+#include "Common.h"
+
+namespace Sexy
+{
+
+///////////////////////////////////////////////////////////////////////////////
+///////////////////////////////////////////////////////////////////////////////
+class PerfTimer 
+{
+protected:
+	LARGE_INTEGER mStart;
+	double mDuration;
+	bool mRunning;
+
+	void CalcDuration();
+
+public:
+	PerfTimer();
+	void Start();
+	void Stop();
+
+	double GetDuration();
+
+	static __int64 GetCPUSpeed(); // in Hz
+	static int GetCPUSpeedMHz(); 
+};
+
+///////////////////////////////////////////////////////////////////////////////
+///////////////////////////////////////////////////////////////////////////////
+class SexyPerf
+{
+public:
+	static void BeginPerf(bool measurePerfOverhead = false);
+	static void EndPerf();
+	static bool IsPerfOn();
+
+	static void StartTiming(const char *theName);
+	static void StopTiming(const char *theName);
+
+	static std::string GetResults();
+};
+
+///////////////////////////////////////////////////////////////////////////////
+///////////////////////////////////////////////////////////////////////////////
+class SexyAutoPerf
+{
+public:
+	const char *mName;
+	bool mIsStarted;
+
+	SexyAutoPerf(const char *theName) : mName(theName), mIsStarted(true) { SexyPerf::StartTiming(theName); }
+	SexyAutoPerf(const char *theName, bool doStart) : mIsStarted(doStart), mName(theName) 
+	{ 
+		if(doStart) 
+			SexyPerf::StartTiming(theName);
+	}
+
+	~SexyAutoPerf() { Stop(); }
+
+	void Start()
+	{
+		if(!mIsStarted)
+		{
+			mIsStarted = true;
+			SexyPerf::StartTiming(mName);
+		}
+	}
+
+	void Stop() 
+	{ 
+		if(mIsStarted) 
+		{ 
+			SexyPerf::StopTiming(mName);
+			mIsStarted = false;
+		}
+	}
+};
+
+} // namespace Sexy
+
+#endif
+
+#pragma warning(push)
+#pragma warning(disable:4005)
+
+///////////////////////////////////////////////////////////////////////////////
+///////////////////////////////////////////////////////////////////////////////
+//#define SEXY_PERF_ENABLED
+#if defined(SEXY_PERF_ENABLED) && !defined(RELEASEFINAL)
+
+#define SEXY_PERF_BEGIN(theName) SexyPerf::StartTiming(theName)
+#define SEXY_PERF_END(theName) SexyPerf::StopTiming(theName)
+#define SEXY_AUTO_PERF_MULTI(theName,theSuffix) SexyAutoPerf anAutoPerf##theSuffix(theName)
+#define SEXY_AUTO_PERF_2(theName,theSuffix) SEXY_AUTO_PERF_MULTI(theName,theSuffix)
+#define SEXY_AUTO_PERFL(theName) SEXY_AUTO_PERF_2(theName,__LINE__) // __LINE__ doesn't work correctly if Edit-and-Continue (/ZI) is enabled
+#define SEXY_AUTO_PERF(theName) SEXY_AUTO_PERF_2(theName,UNIQUE)
+
+#define SEXY_PERF_BEGIN_COND(theName,theCond) if(theCond) SexyPerf::StartTiming(theName)
+#define SEXY_PERF_END_COND(theName,theCond) if(theCond) SexyPerf::StopTiming(theName)
+#define SEXY_AUTO_PERF_MULTI_COND(theName,theSuffix,theCond) SexyAutoPerf anAutoPerf##theSuffix(theName,theCond); 
+#define SEXY_AUTO_PERF_COND_2(theName,theSuffix,theCond) SEXY_AUTO_PERF_MULTI_COND(theName,theSuffix,theCond); 
+#define SEXY_AUTO_PERF_CONDL(theName) SEXY_AUTO_PERF_COND_2(theName,__LINE__,theCond)
+#define SEXY_AUTO_PERF_COND(theName) SEXY_AUTO_PERF_COND_2(theName,UNIQUE,theCond)
+
+#else
+
+#define SEXY_PERF_BEGIN(theName) 
+#define SEXY_PERF_END(theName) 
+#define SEXY_AUTO_PERF_MULTI(theName,theSuffix)
+#define SEXY_AUTO_PERF(theName) 
+
+#define SEXY_PERF_BEGIN_COND(theName,theCond) 
+#define SEXY_PERF_END_COND(theName,theCond) 
+#define SEXY_AUTO_PERF_MULTI_COND(theName,theSuffix,theCond) 
+#define SEXY_AUTO_PERF_COND(theName) 
+
+#endif
+
+#pragma warning(pop)