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Added ezSAT api support for don't care values in models

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Clifford Wolf 2013-06-09 14:21:18 +02:00
parent b7ba90910d
commit 41932e8b64
3 changed files with 23 additions and 6 deletions
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21
libs/ezsat/ezminisat.cc
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@ -108,14 +108,25 @@ contradiction:
return false;
modelValues.clear();
modelValues.reserve(modelIdx.size());
for (auto idx : modelIdx) {
modelValues.resize(2 * modelIdx.size());
for (size_t i = 0; i < modelIdx.size(); i++)
{
int idx = modelIdx[i];
bool refvalue = true;
if (idx < 0)
idx = -idx, refvalue = false;
auto value = minisatSolver->modelValue(minisatVars.at(idx-1));
// FIXME: Undef values
modelValues.push_back(value == Minisat::lbool(refvalue));
using namespace Minisat;
lbool value = minisatSolver->modelValue(minisatVars.at(idx-1));
if (value == l_Undef) {
modelValues[i] = false;
modelValues[modelIdx.size() + i] = true;
} else {
modelValues[i] = value == Minisat::lbool(refvalue);
modelValues[modelIdx.size() + i] = false;
}
}
return true;