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don't use a stack for atom counting operator

This commit is contained in:
Tiago Gomes 2012-12-09 19:46:14 +00:00
parent 57a31c2c36
commit 907144db32
2 changed files with 11 additions and 7 deletions
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8
packages/CLPBN/horus/LiftedCircuit.cpp
View File

@ -23,7 +23,8 @@ AndNode::weight (void) const
stack<pair<unsigned, unsigned>> SetOrNode::nrGrsStack;
int SetOrNode::nrPos_ = -1;
int SetOrNode::nrNeg_ = -1;
@ -32,7 +33,8 @@ SetOrNode::weight (void) const
{
double weightSum = LogAware::addIdenty();
for (unsigned i = 0; i < nrGroundings_ + 1; i++) {
nrGrsStack.push (make_pair (nrGroundings_ - i, i));
nrPos_ = nrGroundings_ - i;
nrNeg_ = i;
if (Globals::logDomain) {
double nrCombs = Util::nrCombinations (nrGroundings_, i);
double w = follow_->weight();
@ -42,6 +44,8 @@ SetOrNode::weight (void) const
weightSum += Util::nrCombinations (nrGroundings_, i) * w;
}
}
nrPos_ = -1;
nrNeg_ = -1;
return weightSum;
}

10
packages/CLPBN/horus/LiftedCircuit.h
View File

@ -75,19 +75,19 @@ class SetOrNode : public CircuitNode
CircuitNode** follow (void) { return &follow_; }
static unsigned nrPositives (void) { return nrGrsStack.top().first; }
static unsigned nrPositives (void) { return nrPos_; }
static unsigned nrNegatives (void) { return nrGrsStack.top().second; }
static unsigned nrNegatives (void) { return nrNeg_; }
static bool isSet (void) { return nrGrsStack.size() > 0; }
static bool isSet (void) { return nrPos_ >= 0; }
double weight (void) const;
private:
CircuitNode* follow_;
unsigned nrGroundings_;
static stack<pair<unsigned, unsigned>> nrGrsStack;
static int nrPos_;
static int nrNeg_;
};