pathfinder.h

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#ifndef _pathfinder_
#define _pathfinder_

#include <vector>

namespace Pathfinder
{

typedef enum PathResult
{
        PATH_FOUND=1,
        PATH_NOTFOUND=2,
        PATH_SEARCHING=3
};

template <class NODETYPE, class COSTTYPE=double>
class IMoveCost
{
public:
        virtual ~IMoveCost()                    {}
        virtual const COSTTYPE operator()(const NODETYPE &start, const NODETYPE &end)=0;
};

template <class NODETYPE, class COSTTYPE=double>
class IDestinationCost
{
public:
        virtual ~IDestinationCost()             {}
        virtual const COSTTYPE operator()(const NODETYPE &node, const NODETYPE &goal)=0;
};

template <class NODETYPE>
class IMoveBlocked
{
public:
        virtual ~IMoveBlocked()                 {}
        virtual const bool operator()(const NODETYPE &start, const NODETYPE &end)=0;    
};

}       // namespace

#endif  // _pathfinder_

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