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/*
* Copyright (C) 2013, 2014, 2015 by the Konclude Developer Team.
*
* This file is part of the reasoning system Konclude.
* For details and support, see <http://konclude.com/>.
*
* Konclude is free software: you can redistribute it and/or modify it under
* the terms of version 2.1 of the GNU Lesser General Public License (LGPL2.1)
* as published by the Free Software Foundation.
*
* You should have received a copy of the GNU Lesser General Public License
* along with Konclude. If not, see <http://www.gnu.org/licenses/>.
*
* Konclude is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For more
* details, see GNU Lesser General Public License.
*
*/
#include "CConceptSetSignature.h"
namespace Konclude {
namespace Reasoner {
namespace Kernel {
namespace Process {
CConceptSetSignature::CConceptSetSignature() {
reset();
}
CConceptSetSignature::~CConceptSetSignature() {
}
CConceptSetSignature* CConceptSetSignature::reset() {
mSigValue = 0;
mValue1 = 0;
mValue2 = 1;
mValue3 = 0;
return this;
}
cint64 CConceptSetSignature::getSignatureValue() {
return mSigValue;
}
CConceptSetSignature* CConceptSetSignature::addConceptSignature(CConcept* concept, bool negation) {
cint64 conTag = concept->getConceptTag();
cint64 conSig = conTag;
if (negation) {
conSig = std::numeric_limits<cint64>::max() - conTag;
}
mValue1 += conSig;
mValue2 *= conSig;
mValue3 += (cint64)concept;
mSigValue = mValue1 ^ mValue2 ^ mValue3;
return this;
}
CConceptSetSignature* CConceptSetSignature::addConceptSignature(CConceptDescriptor* conceptDescriptor) {
CConcept* concept = conceptDescriptor->getConcept();
bool negation = conceptDescriptor->isNegated();
addConceptSignature(concept,negation);
return this;
}
bool CConceptSetSignature::operator==(const CConceptSetSignature& conSig) {
return mSigValue == conSig.mSigValue;
}
bool CConceptSetSignature::isSignatureEquivalent(const CConceptSetSignature& conSig) {
return mSigValue == conSig.mSigValue;
}
bool CConceptSetSignature::isSignatureEquivalent(CConceptSetSignature* conSig) {
return conSig && mSigValue == conSig->mSigValue;
}
}; // end namespace Process
}; // end namespace Kernel
}; // end namespace Reasoner
}; // end namespace Konclude
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