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yap-6.3/packages/CLPBN/horus/Var.h
Tiago Gomes 902624f557 f(void) vs f()
"In fact, the f(void) style has been called an "abomination" by Bjarne Stroustrup, the creator of C++, Dennis Ritchie, the co-creator of C, and Doug McIlroy, head of the research department where Unix was born."
2013-02-28 19:45:37 +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::unobserved);
virtual ~Var() { };
VarId varId() const { return varId_; }
unsigned range() const { return range_; }
int getEvidence() const { return evidence_; }
size_t getIndex() const { return index_; }
void setIndex (size_t idx) { index_ = idx; }
bool hasEvidence() const;
operator size_t() const;
bool operator== (const Var& var) const;
bool operator!= (const Var& var) const;
bool isValidState (int);
void setEvidence (int);
std::string label() const;
States states() const;
static void addVarInfo (
VarId vid, std::string label, const States& states);
static VarInfo getVarInfo (VarId vid);
static bool varsHaveInfo();
static void clearVarsInfo();
private:
VarId varId_;
unsigned range_;
int evidence_;
size_t index_;
static std::unordered_map<VarId, VarInfo> varsInfo_;
DISALLOW_COPY_AND_ASSIGN(Var);
};
inline bool
Var::hasEvidence() const
{
return evidence_ != Constants::unobserved;
}
inline
Var::operator size_t() 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_