#include <cassert>
template <typename T> class Singleton
{
static T* ms_Singleton;
public:
Singleton( void )
{
assert( !ms_Singleton );
int offset = (int)(T*)1 - (int)(Singleton <T>*)(T*)1;
ms_Singleton = (T*)((int)this + offset);
}
~Singleton( void )
{
assert( ms_Singleton);
ms_Singleton = 0;
}
static T& GetSingleton( void )
{
assert( ms_Singleton );
return ( *ms_Singleton );
}
static T* GetSingletonPtr( void )
{
return ( ms_Singleton);
}
};
template <typename T> T* Singleton <T>::ms_Singleton = 0;
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