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yap-6.3/packages/CLPBN/horus/Var.h
Tiago Gomes 206cf0a9c7 Trivial
2013-02-08 00:20:01 +00:00

114 lines
1.8 KiB
C++

#ifndef YAP_PACKAGES_CLPBN_HORUS_VAR_H_
#define YAP_PACKAGES_CLPBN_HORUS_VAR_H_
#include <cassert>
#include <unordered_map>
#include <string>
#include "Util.h"
#include "Horus.h"
namespace horus {
struct VarInfo
{
VarInfo (std::string l, const States& sts)
: label(l), states(sts) { }
std::string label;
States states;
};
class Var
{
public:
Var (const Var*);
Var (VarId, unsigned, int = constants::NO_EVIDENCE);
virtual ~Var (void) { };
VarId varId (void) const { return varId_; }
unsigned range (void) const { return range_; }
int getEvidence (void) const { return evidence_; }
size_t getIndex (void) const { return index_; }
void setIndex (size_t idx) { index_ = idx; }
bool hasEvidence (void) const;
operator size_t (void) const;
bool operator== (const Var& var) const;
bool operator!= (const Var& var) const;
bool isValidState (int);
void setEvidence (int);
std::string label (void) const;
States states (void) const;
static void addVarInfo (
VarId vid, std::string label, const States& states);
static VarInfo getVarInfo (VarId vid);
static bool varsHaveInfo (void);
static void clearVarsInfo (void);
private:
VarId varId_;
unsigned range_;
int evidence_;
size_t index_;
static std::unordered_map<VarId, VarInfo> varsInfo_;
};
inline bool
Var::hasEvidence (void) const
{
return evidence_ != constants::NO_EVIDENCE;
}
inline
Var::operator size_t (void) const
{
return index_;
}
inline bool
Var::operator== (const Var& var) const
{
assert (!(varId_ == var.varId() && range_ != var.range()));
return varId_ == var.varId();
}
inline bool
Var::operator!= (const Var& var) const
{
return !(*this == var);
}
} // namespace horus
#endif // YAP_PACKAGES_CLPBN_HORUS_VAR_H_