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diff --git a/tests/bullet/Demos/Benchmarks/BenchmarkDemo.h b/tests/bullet/Demos/Benchmarks/BenchmarkDemo.h
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+/*
+Bullet Continuous Collision Detection and Physics Library
+Copyright (c) 2003-2006 Erwin Coumans  http://continuousphysics.com/Bullet/
+
+This software is provided 'as-is', without any express or implied warranty.
+In no event will the authors be held liable for any damages arising from the use of this software.
+Permission is granted to anyone to use this software for any purpose, 
+including commercial applications, and to alter it and redistribute it freely, 
+subject to the following restrictions:
+
+1. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required.
+2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
+3. This notice may not be removed or altered from any source distribution.
+*/
+#ifndef BENCHMARK_DEMO_H
+#define BENCHMARK_DEMO_H
+
+
+#include "LinearMath/btAlignedObjectArray.h"
+#include "LinearMath/btTransform.h"
+
+class btDynamicsWorld;
+
+#define NUMRAYS 500
+
+class btRigidBody;
+class btBroadphaseInterface;
+class btCollisionShape;
+class btOverlappingPairCache;
+class btCollisionDispatcher;
+class btConstraintSolver;
+struct btCollisionAlgorithmCreateFunc;
+class btDefaultCollisionConfiguration;
+
+
+#ifndef USE_GRAPHICAL_BENCHMARK
+///empty placeholder
+class DemoApplication
+{
+protected:
+
+	btDynamicsWorld* m_dynamicsWorld;
+	btScalar	m_defaultContactProcessingThreshold;
+
+public:
+	DemoApplication()
+	:m_defaultContactProcessingThreshold(BT_LARGE_FLOAT)
+	{
+	}
+	virtual void myinit() {}
+	virtual btDynamicsWorld* getDynamicsWorld()
+	{
+		return m_dynamicsWorld;
+	}
+
+	btScalar	getDeltaTimeMicroseconds()
+	{
+		return 1.f;
+	}
+
+	void	renderme() {}
+	void	setCameraDistance(btScalar dist){}
+	void	clientResetScene(){}
+	btRigidBody*	localCreateRigidBody(float mass, const btTransform& startTransform,btCollisionShape* shape);
+
+};
+///BenchmarkDemo is provides several performance tests
+#define PlatformDemoApplication DemoApplication
+#else //USE_GRAPHICAL_BENCHMARK
+
+#ifdef _WINDOWS
+#include "Win32DemoApplication.h"
+#define PlatformDemoApplication Win32DemoApplication
+#else
+#include "GlutDemoApplication.h"
+#define PlatformDemoApplication GlutDemoApplication
+#endif
+
+#endif //USE_GRAPHICAL_BENCHMARK
+
+
+class BenchmarkDemo : public PlatformDemoApplication
+{
+
+	//keep the collision shapes, for deletion/cleanup
+	btAlignedObjectArray<btCollisionShape*>	m_collisionShapes;
+
+	btAlignedObjectArray<class RagDoll*>	m_ragdolls;
+
+	btBroadphaseInterface*	m_overlappingPairCache;
+
+	btCollisionDispatcher*	m_dispatcher;
+
+	btConstraintSolver*	m_solver;
+
+	btDefaultCollisionConfiguration* m_collisionConfiguration;
+	
+	int	m_benchmark;
+
+	void	createTest1();
+	void	createTest2();
+	void	createTest3();
+	void	createTest4();
+	void	createTest5();
+	void	createTest6();
+	void	createTest7();
+
+	void createWall(const btVector3& offsetPosition,int stackSize,const btVector3& boxSize);
+	void createPyramid(const btVector3& offsetPosition,int stackSize,const btVector3& boxSize);
+	void createTowerCircle(const btVector3& offsetPosition,int stackSize,int rotSize,const btVector3& boxSize);
+	void createLargeMeshBody();
+
+
+	class SpuBatchRaycaster* m_batchRaycaster;
+	class btThreadSupportInterface* m_batchRaycasterThreadSupport;
+
+	void castRays();
+	void initRays();
+
+	public:
+
+	BenchmarkDemo(int benchmark)
+	:m_benchmark(benchmark)
+	{
+	}
+	virtual ~BenchmarkDemo()
+	{
+		exitPhysics();
+	}
+	void	initPhysics();
+
+	void	exitPhysics();
+
+	virtual void clientMoveAndDisplay();
+
+	virtual void displayCallback();
+	
+
+
+	
+};
+
+class BenchmarkDemo1 : public BenchmarkDemo
+{
+public:
+	BenchmarkDemo1()
+		:BenchmarkDemo(1)
+	{
+	}
+
+	static DemoApplication* Create()
+	{
+		BenchmarkDemo1* demo = new BenchmarkDemo1;
+		demo->myinit();
+		demo->initPhysics();
+		return demo;
+	}
+};
+
+class BenchmarkDemo2 : public BenchmarkDemo
+{
+public:
+	BenchmarkDemo2()
+		:BenchmarkDemo(2)
+	{
+	}
+
+	static DemoApplication* Create()
+	{
+		BenchmarkDemo2* demo = new BenchmarkDemo2;
+		demo->myinit();
+		demo->initPhysics();
+		return demo;
+	}
+};
+
+class BenchmarkDemo3 : public BenchmarkDemo
+{
+public:
+	BenchmarkDemo3()
+		:BenchmarkDemo(3)
+	{
+	}
+
+	static DemoApplication* Create()
+	{
+		BenchmarkDemo3* demo = new BenchmarkDemo3;
+		demo->myinit();
+		demo->initPhysics();
+		return demo;
+	}
+};
+
+class BenchmarkDemo4 : public BenchmarkDemo
+{
+public:
+	BenchmarkDemo4()
+		:BenchmarkDemo(4)
+	{
+	}
+
+	static DemoApplication* Create()
+	{
+		BenchmarkDemo4* demo = new BenchmarkDemo4;
+		demo->myinit();
+		demo->initPhysics();
+		return demo;
+	}
+};
+
+
+class BenchmarkDemo5 : public BenchmarkDemo
+{
+public:
+	BenchmarkDemo5()
+		:BenchmarkDemo(5)
+	{
+	}
+
+	static DemoApplication* Create()
+	{
+		BenchmarkDemo5* demo = new BenchmarkDemo5;
+		demo->myinit();
+		demo->initPhysics();
+		return demo;
+	}
+};
+
+
+class BenchmarkDemo6 : public BenchmarkDemo
+{
+public:
+	BenchmarkDemo6()
+		:BenchmarkDemo(6)
+	{
+	}
+
+	static DemoApplication* Create()
+	{
+		BenchmarkDemo6* demo = new BenchmarkDemo6;
+		demo->myinit();
+		demo->initPhysics();
+		return demo;
+	}
+};
+
+class BenchmarkDemo7 : public BenchmarkDemo
+{
+public:
+	BenchmarkDemo7()
+		:BenchmarkDemo(7)
+	{
+	}
+
+	static DemoApplication* Create()
+	{
+		BenchmarkDemo7* demo = new BenchmarkDemo7;
+		demo->myinit();
+		demo->initPhysics();
+		return demo;
+	}
+};
+
+#endif //BENCHMARK_DEMO_H
+