http://www.experts-exchange.com/articles/849/Function-pointers-vs-Functors.html is the way to handle function pointers in C++ so that the passing function pointer is override-friendly (no casting needed), and the function can maintain state of the object it is in, what one needs is a functor.
http://stackoverflow.com/questions/356950/c-functors-and-their-uses .
Functor is a function which retains state.
http://stackoverflow.com/questions/317450/why-override-operator?lq=1
http://stackoverflow.com/questions/356950/c-functors-and-their-uses .
Functor is a function which retains state.
http://stackoverflow.com/questions/317450/why-override-operator?lq=1
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