Added btTypedUserInfo.h. This will be used

to store extra information in the btCollisionShape
and btCollisionObject classes.

src/LinearMath/CMakeLists.txt

@@ -25,6 +25,7 @@ ADD_LIBRARY(LibLinearMath
 		btIDebugDraw.h
 		btPoint3.h
 		btQuickprof.h
+		btTypedUserInfo.h
 		btTransformUtil.h
 		btQuickprof.cpp
 		btConvexHull.cpp

src/LinearMath/btTypedUserInfo.h

@@ -0,0 +1,51 @@
+/*
+Bullet Continuous Collision Detection and Physics Library
+Copyright (c) 2003-2008 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 BT_TYPE_USER_INFO_H
+#define BT_TYPE_USER_INFO_H
+
+class btTypedUserInfo
+{
+protected:
+	int m_type;
+	char* m_name;
+	void* m_userPointer;
+
+	/* Only systems internal to Bullet are allowed
+	 * to use this pointer
+	 */
+	void* m_privatePointer;
+public:
+	btTypedUserInfo ()
+	{
+		m_type = 0;
+		m_name = NULL;
+		m_userPointer = NULL;
+		m_privatePointer = NULL;
+	}
+	int getType () { return m_type; }
+	void setType (int type) { m_type = type; }
+
+	char* getName () { return m_name; }
+	void setName (char* name) { m_name = name; }
+
+	void* getUserPointer () { return m_userPointer; }
+	void setUserPointer (void* userPointer) { m_userPointer = userPointer; }
+
+	void* getPrivatePointer () { returm m_privatePointer; }
+	void setPrivatePointer (void* privatePointer) { m_privatePointer = privatePointer; }
+};
+
+#endif //BT_TYPE_USER_INFO_H