minor cleanup of btgui/demo3 stuff, much more demo cleanup is needed

moved some files in btgui/Bullet3AppSupport

btgui/Bullet3AppSupport/Bullet2RigidBodyDemo.h

@@ -0,0 +1,55 @@
+#ifndef BULLET2_RIGIDBODY_DEMO_H
+#define BULLET2_RIGIDBODY_DEMO_H
+
+#include "LinearMath/btVector3.h"
+
+#include "BulletDemoInterface.h"
+#include "OpenGLWindow/b3gWindowInterface.h"
+#include "CommonPhysicsSetup.h"
+
+
+class Bullet2RigidBodyDemo : public BulletDemoInterface
+{
+	CommonPhysicsSetup* m_physicsSetup;
+
+public:
+
+    bool    m_controlPressed;
+    bool    m_altPressed;
+
+public:
+
+	struct SimpleOpenGL3App* m_glApp;
+
+	Bullet2RigidBodyDemo(SimpleOpenGL3App* app, CommonPhysicsSetup* physicsSetup);
+	virtual void initPhysics();
+	virtual void exitPhysics();
+	virtual void	renderScene();
+    virtual void	physicsDebugDraw();
+	virtual void	stepSimulation(float dt);
+	virtual CommonPhysicsSetup* getPhysicsSetup()
+	{
+		return m_physicsSetup;
+	}
+
+	virtual ~Bullet2RigidBodyDemo();
+	btVector3	getRayTo(int x,int y);
+	virtual bool	mouseMoveCallback(float x,float y);
+	virtual bool	mouseButtonCallback(int button, int state, float x, float y);
+	virtual bool	keyboardCallback(int key, int state)
+	{
+        if (key==B3G_CONTROL)
+        {
+            m_controlPressed = (state==1);
+        }
+        if (key==B3G_ALT)
+        {
+            m_altPressed = (state==1);
+        }
+		return false;
+	}
+
+
+};
+
+#endif //BULLET2_RIGIDBODY_DEMO_H