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SCCDecomposition: Fixed topological sort of SCCs connected via '0'-valued transitions

main
TimQu 7 years ago
parent
9dcbd69c09
commit
dbc465b9de
1 changed files with 10 additions and 6 deletions
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  1. 16
      src/storm/storage/StronglyConnectedComponentDecomposition.cpp

16
src/storm/storage/StronglyConnectedComponentDecomposition.cpp
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@ -324,9 +324,11 @@ namespace storm {
successorSCCs.clear(); successorSCCs.clear();
for (auto const& state : currentScc) { for (auto const& state : currentScc) {
for (auto const& entry : transitions.getRowGroup(state)) { for (auto const& entry : transitions.getRowGroup(state)) {
auto const& successorSCC = sccIndices[entry.getColumn()];
if (successorSCC != currentSccIndex && unsortedSCCs.get(successorSCC)) {
successorSCCs.insert(successorSCC);
if (!storm::utility::isZero(entry.getValue())) {
auto const& successorSCC = sccIndices[entry.getColumn()];
if (successorSCC != currentSccIndex && unsortedSCCs.get(successorSCC)) {
successorSCCs.insert(successorSCC);
}
} }
} }
} }
@ -345,9 +347,11 @@ namespace storm {
uint32_t& currentChainSize = chainSizes[currentSccIndex]; uint32_t& currentChainSize = chainSizes[currentSccIndex];
for (auto const& state : scc) { for (auto const& state : scc) {
for (auto const& entry : transitions.getRowGroup(state)) { for (auto const& entry : transitions.getRowGroup(state)) {
auto const& successorSCC = sccIndices[entry.getColumn()];
if (successorSCC != currentSccIndex) {
currentChainSize = std::max(currentChainSize, chainSizes[successorSCC] + 1);
if (!storm::utility::isZero(entry.getValue())) {
auto const& successorSCC = sccIndices[entry.getColumn()];
if (successorSCC != currentSccIndex) {
currentChainSize = std::max(currentChainSize, chainSizes[successorSCC] + 1);
}
} }
} }
} }

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