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diff --git a/thirdparty/bullet/src/LinearMath/btQuickprof.h b/thirdparty/bullet/src/LinearMath/btQuickprof.h
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--- /dev/null
+++ b/thirdparty/bullet/src/LinearMath/btQuickprof.h
@@ -0,0 +1,221 @@
+
+/***************************************************************************************************
+**
+** Real-Time Hierarchical Profiling for Game Programming Gems 3
+**
+** by Greg Hjelstrom & Byon Garrabrant
+**
+***************************************************************************************************/
+
+// Credits: The Clock class was inspired by the Timer classes in 
+// Ogre (www.ogre3d.org).
+
+
+
+#ifndef BT_QUICK_PROF_H
+#define BT_QUICK_PROF_H
+
+#include "btScalar.h"
+#define USE_BT_CLOCK 1
+
+#ifdef USE_BT_CLOCK
+
+///The btClock is a portable basic clock that measures accurate time in seconds, use for profiling.
+class btClock
+{
+public:
+	btClock();
+
+	btClock(const btClock& other);
+	btClock& operator=(const btClock& other);
+
+	~btClock();
+
+	/// Resets the initial reference time.
+	void reset();
+
+	/// Returns the time in ms since the last call to reset or since 
+	/// the btClock was created.
+	unsigned long long int getTimeMilliseconds();
+
+	/// Returns the time in us since the last call to reset or since 
+	/// the Clock was created.
+	unsigned long long int getTimeMicroseconds();
+	
+	unsigned long long int getTimeNanoseconds();
+
+	/// Returns the time in s since the last call to reset or since 
+	/// the Clock was created.
+	btScalar getTimeSeconds();
+	
+private:
+	struct btClockData* m_data;
+};
+
+#endif //USE_BT_CLOCK
+
+typedef void (btEnterProfileZoneFunc)(const char* msg);
+typedef void (btLeaveProfileZoneFunc)();
+
+btEnterProfileZoneFunc* btGetCurrentEnterProfileZoneFunc();
+btLeaveProfileZoneFunc* btGetCurrentLeaveProfileZoneFunc();
+
+
+
+void btSetCustomEnterProfileZoneFunc(btEnterProfileZoneFunc* enterFunc);
+void btSetCustomLeaveProfileZoneFunc(btLeaveProfileZoneFunc* leaveFunc);
+
+#ifndef BT_NO_PROFILE // FIX redefinition
+//To disable built-in profiling, please comment out next line
+//#define BT_NO_PROFILE 1
+#endif //BT_NO_PROFILE
+
+#ifndef BT_NO_PROFILE
+//btQuickprofGetCurrentThreadIndex will return -1 if thread index cannot be determined, 
+//otherwise returns thread index in range [0..maxThreads]
+unsigned int btQuickprofGetCurrentThreadIndex2();
+const unsigned int BT_QUICKPROF_MAX_THREAD_COUNT = 64;
+
+#include <stdio.h>//@todo remove this, backwards compatibility
+
+#include "btAlignedAllocator.h"
+#include <new>
+
+
+
+
+
+
+
+
+
+///A node in the Profile Hierarchy Tree
+class	CProfileNode {
+
+public:
+	CProfileNode( const char * name, CProfileNode * parent );
+	~CProfileNode( void );
+
+	CProfileNode * Get_Sub_Node( const char * name );
+
+	CProfileNode * Get_Parent( void )		{ return Parent; }
+	CProfileNode * Get_Sibling( void )		{ return Sibling; }
+	CProfileNode * Get_Child( void )			{ return Child; }
+
+	void				CleanupMemory();
+	void				Reset( void );
+	void				Call( void );
+	bool				Return( void );
+
+	const char *	Get_Name( void )				{ return Name; }
+	int				Get_Total_Calls( void )		{ return TotalCalls; }
+	float				Get_Total_Time( void )		{ return TotalTime; }
+	void*			GetUserPointer() const {return m_userPtr;}
+	void			SetUserPointer(void* ptr) { m_userPtr = ptr;}
+protected:
+
+	const char *	Name;
+	int				TotalCalls;
+	float				TotalTime;
+	unsigned long int			StartTime;
+	int				RecursionCounter;
+
+	CProfileNode *	Parent;
+	CProfileNode *	Child;
+	CProfileNode *	Sibling;
+	void*	m_userPtr;
+};
+
+///An iterator to navigate through the tree
+class CProfileIterator
+{
+public:
+	// Access all the children of the current parent
+	void				First(void);
+	void				Next(void);
+	bool				Is_Done(void);
+	bool                Is_Root(void) { return (CurrentParent->Get_Parent() == 0); }
+
+	void				Enter_Child( int index );		// Make the given child the new parent
+	void				Enter_Largest_Child( void );	// Make the largest child the new parent
+	void				Enter_Parent( void );			// Make the current parent's parent the new parent
+
+	// Access the current child
+	const char *	Get_Current_Name( void )			{ return CurrentChild->Get_Name(); }
+	int				Get_Current_Total_Calls( void )	{ return CurrentChild->Get_Total_Calls(); }
+	float				Get_Current_Total_Time( void )	{ return CurrentChild->Get_Total_Time(); }
+
+	void*	Get_Current_UserPointer( void )			{ return CurrentChild->GetUserPointer(); }
+	void	Set_Current_UserPointer(void* ptr) {CurrentChild->SetUserPointer(ptr);}
+	// Access the current parent
+	const char *	Get_Current_Parent_Name( void )			{ return CurrentParent->Get_Name(); }
+	int				Get_Current_Parent_Total_Calls( void )	{ return CurrentParent->Get_Total_Calls(); }
+	float				Get_Current_Parent_Total_Time( void )	{ return CurrentParent->Get_Total_Time(); }
+
+	
+
+protected:
+
+	CProfileNode *	CurrentParent;
+	CProfileNode *	CurrentChild;
+	
+
+	CProfileIterator( CProfileNode * start );
+	friend	class		CProfileManager;
+};
+
+
+///The Manager for the Profile system
+class	CProfileManager {
+public:
+	static	void						Start_Profile( const char * name );
+	static	void						Stop_Profile( void );
+
+	static	void						CleanupMemory(void);
+//	{
+//		Root.CleanupMemory();
+//	}
+
+	static	void						Reset( void );
+	static	void						Increment_Frame_Counter( void );
+	static	int						Get_Frame_Count_Since_Reset( void )		{ return FrameCounter; }
+	static	float						Get_Time_Since_Reset( void );
+
+	static	CProfileIterator *	Get_Iterator( void );	
+//	{ 
+//		
+//		return new CProfileIterator( &Root ); 
+//	}
+	static	void						Release_Iterator( CProfileIterator * iterator ) { delete ( iterator); }
+
+	static void	dumpRecursive(CProfileIterator* profileIterator, int spacing);
+
+	static void	dumpAll();
+
+private:
+
+	static	int						FrameCounter;
+	static	unsigned long int					ResetTime;
+};
+
+
+
+
+#endif //#ifndef BT_NO_PROFILE
+
+///ProfileSampleClass is a simple way to profile a function's scope
+///Use the BT_PROFILE macro at the start of scope to time
+class	CProfileSample {
+public:
+	CProfileSample( const char * name );
+
+	~CProfileSample( void );
+};
+
+#define	BT_PROFILE( name )			CProfileSample __profile( name )
+
+
+
+#endif //BT_QUICK_PROF_H
+
+