sp
/
tempest
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity
Browse Source

Priorities are now set properly for all transitions 

Former-commit-id: 9933af4e25
tempestpy_adaptions
mdeutschen 8 years ago
committed by Sebastian Junges
parent
321a65c5a3
commit
992df2a28d
2 changed files with 58 additions and 12 deletions
Whitespace
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Split View
Diff Options
Show Stats Download Patch File Download Diff File
  1. 55
      src/transformations/dft/DftToGspnTransformator.cpp
  2. 15
      src/transformations/dft/DftToGspnTransformator.h

55
src/transformations/dft/DftToGspnTransformator.cpp
View File

@ -85,9 +85,11 @@ namespace storm {
template <typename ValueType>
void DftToGspnTransformator<ValueType>::drawBE(std::shared_ptr<storm::storage::DFTBE<ValueType> const> dftBE) {
uint_fast64_t priority = getPriority(0, dftBE);
storm::gspn::Place placeBEActivated;
placeBEActivated.setName(dftBE->name() + "_activated");
placeBEActivated.setNumberOfInitialTokens(isBEActive(dftBE) ? 1 : 0); // TODO: Check if BE is spare child of a SPARE.
placeBEActivated.setNumberOfInitialTokens(isBEActive(dftBE) ? 1 : 0);
mGspn.addPlace(placeBEActivated);
storm::gspn::Place placeBEFailed;
@ -97,7 +99,7 @@ namespace storm {
storm::gspn::TimedTransition<double> timedTransitionActiveFailure;
timedTransitionActiveFailure.setName(dftBE->name() + "_activeFailing");
timedTransitionActiveFailure.setPriority(1);
timedTransitionActiveFailure.setPriority(priority);
timedTransitionActiveFailure.setRate(dftBE->activeFailureRate());
timedTransitionActiveFailure.setInputArcMultiplicity(placeBEActivated, 1);
timedTransitionActiveFailure.setInhibitionArcMultiplicity(placeBEFailed, 1);
@ -107,7 +109,7 @@ namespace storm {
storm::gspn::TimedTransition<double> timedTransitionPassiveFailure;
timedTransitionPassiveFailure.setName(dftBE->name() + "_passiveFailing");
timedTransitionPassiveFailure.setPriority(1);
timedTransitionPassiveFailure.setPriority(priority);
timedTransitionPassiveFailure.setRate(dftBE->passiveFailureRate());
timedTransitionPassiveFailure.setInhibitionArcMultiplicity(placeBEActivated, 1);
timedTransitionPassiveFailure.setInhibitionArcMultiplicity(placeBEFailed, 1);
@ -124,7 +126,7 @@ namespace storm {
storm::gspn::ImmediateTransition<storm::gspn::GSPN::WeightType> immediateTransitionANDFailing;
immediateTransitionANDFailing.setName(dftAnd->name() + STR_FAILING);
immediateTransitionANDFailing.setPriority(1);
immediateTransitionANDFailing.setPriority(getPriority(0, dftAnd));
immediateTransitionANDFailing.setWeight(0.0);
immediateTransitionANDFailing.setInhibitionArcMultiplicity(placeANDFailed, 1);
immediateTransitionANDFailing.setOutputArcMultiplicity(placeANDFailed, 1);
@ -133,6 +135,8 @@ namespace storm {
template <typename ValueType>
void DftToGspnTransformator<ValueType>::drawOR(std::shared_ptr<storm::storage::DFTOr<ValueType> const> dftOr) {
uint_fast64_t priority = getPriority(0, dftOr);
storm::gspn::Place placeORFailed;
placeORFailed.setName(dftOr->name() + STR_FAILED);
placeORFailed.setNumberOfInitialTokens(0);
@ -142,7 +146,7 @@ namespace storm {
for (std::size_t i = 0; i < dftOr->nrChildren(); i++) {
storm::gspn::ImmediateTransition<storm::gspn::GSPN::WeightType> immediateTransitionORFailing;
immediateTransitionORFailing.setName(dftOr->name() + "_" + children[i]->name() + STR_FAILING);
immediateTransitionORFailing.setPriority(1);
immediateTransitionORFailing.setPriority(priority);
immediateTransitionORFailing.setWeight(0.0);
immediateTransitionORFailing.setInhibitionArcMultiplicity(placeORFailed, 1);
immediateTransitionORFailing.setOutputArcMultiplicity(placeORFailed, 1);
@ -152,6 +156,8 @@ namespace storm {
template <typename ValueType>
void DftToGspnTransformator<ValueType>::drawVOT(std::shared_ptr<storm::storage::DFTVot<ValueType> const> dftVot) {
uint_fast64_t priority = getPriority(0, dftVot);
storm::gspn::Place placeVOTFailed;
placeVOTFailed.setName(dftVot->name() + STR_FAILED);
placeVOTFailed.setNumberOfInitialTokens(0);
@ -161,7 +167,7 @@ namespace storm {
for (int i = 0; i < calculateBinomialCoefficient(dftVot->nrChildren(), dftVot->threshold()); i++) {
storm::gspn::ImmediateTransition<storm::gspn::GSPN::WeightType> immediateTransitionVOTFailing;
immediateTransitionVOTFailing.setName(dftVot->name() + "_" + std::to_string(i) + STR_FAILING);
immediateTransitionVOTFailing.setPriority(1);
immediateTransitionVOTFailing.setPriority(priority);
immediateTransitionVOTFailing.setWeight(0.0);
immediateTransitionVOTFailing.setInhibitionArcMultiplicity(placeVOTFailed, 1);
immediateTransitionVOTFailing.setOutputArcMultiplicity(placeVOTFailed, 1);
@ -170,7 +176,9 @@ namespace storm {
}
template <typename ValueType>
void DftToGspnTransformator<ValueType>::drawPAND(std::shared_ptr<storm::storage::DFTPand<ValueType> const> dftPand) {
void DftToGspnTransformator<ValueType>::drawPAND(std::shared_ptr<storm::storage::DFTPand<ValueType> const> dftPand) {
uint_fast64_t priority = getPriority(0, dftPand);
storm::gspn::Place placePANDFailed;
placePANDFailed.setName(dftPand->name() + STR_FAILED);
placePANDFailed.setNumberOfInitialTokens(0);
@ -183,7 +191,7 @@ namespace storm {
storm::gspn::ImmediateTransition<storm::gspn::GSPN::WeightType> immediateTransitionPANDFailing;
immediateTransitionPANDFailing.setName(dftPand->name() + STR_FAILING);
immediateTransitionPANDFailing.setPriority(1);
immediateTransitionPANDFailing.setPriority(priority);
immediateTransitionPANDFailing.setWeight(0.0);
immediateTransitionPANDFailing.setInhibitionArcMultiplicity(placePANDFailed, 1);
immediateTransitionPANDFailing.setInhibitionArcMultiplicity(placePANDFailsave, 1);
@ -193,7 +201,7 @@ namespace storm {
for (std::size_t i = 0; i < dftPand->nrChildren() -1; i++) {
storm::gspn::ImmediateTransition<storm::gspn::GSPN::WeightType> immediateTransitionPANDFailsave;
immediateTransitionPANDFailsave.setName(dftPand->name() + "_" + std::to_string(i) + STR_FAILSAVING);
immediateTransitionPANDFailsave.setPriority(1);
immediateTransitionPANDFailsave.setPriority(priority);
immediateTransitionPANDFailsave.setWeight(0.0);
immediateTransitionPANDFailsave.setInhibitionArcMultiplicity(placePANDFailsave, 1);
immediateTransitionPANDFailsave.setOutputArcMultiplicity(placePANDFailsave, 1);
@ -208,6 +216,8 @@ namespace storm {
template <typename ValueType>
void DftToGspnTransformator<ValueType>::drawPOR(std::shared_ptr<storm::storage::DFTPor<ValueType> const> dftPor) {
uint_fast64_t priority = getPriority(0, dftPor);
storm::gspn::Place placePORFailed;
placePORFailed.setName(dftPor->name() + STR_FAILED);
placePORFailed.setNumberOfInitialTokens(0);
@ -220,7 +230,7 @@ namespace storm {
storm::gspn::ImmediateTransition<storm::gspn::GSPN::WeightType> immediateTransitionPORFailing;
immediateTransitionPORFailing.setName(dftPor->name() + STR_FAILING);
immediateTransitionPORFailing.setPriority(1);
immediateTransitionPORFailing.setPriority(priority);
immediateTransitionPORFailing.setWeight(0.0);
immediateTransitionPORFailing.setInhibitionArcMultiplicity(placePORFailed, 1);
immediateTransitionPORFailing.setInhibitionArcMultiplicity(placePORFailsave, 1);
@ -229,7 +239,7 @@ namespace storm {
storm::gspn::ImmediateTransition<storm::gspn::GSPN::WeightType> immediateTransitionPORFailsave;
immediateTransitionPORFailsave.setName(dftPor->name() + STR_FAILSAVING);
immediateTransitionPORFailsave.setPriority(1);
immediateTransitionPORFailsave.setPriority(priority);
immediateTransitionPORFailsave.setWeight(0.0);
immediateTransitionPORFailsave.setInhibitionArcMultiplicity(placePORFailsave, 1);
immediateTransitionPORFailsave.setOutputArcMultiplicity(placePORFailsave, 1);
@ -270,7 +280,7 @@ namespace storm {
storm::gspn::TimedTransition<double> timedTransitionDEPFailure;
timedTransitionDEPFailure.setName(gateName + STR_FAILING);
timedTransitionDEPFailure.setPriority(1);
timedTransitionDEPFailure.setPriority(getPriority(0, dftDependency));
timedTransitionDEPFailure.setRate(dftDependency->probability());
timedTransitionDEPFailure.setOutputArcMultiplicity(placeDEPFailed, 1);
timedTransitionDEPFailure.setInhibitionArcMultiplicity(placeDEPFailed, 1);
@ -509,6 +519,7 @@ namespace storm {
}
auto parents = dftBE->parents();
for (std::size_t i = 0; i < parents.size(); i++) {
if (parents[i]->id() == mDft.getTopLevelIndex()) {
return true;
@ -519,6 +530,26 @@ namespace storm {
return false;
}
template <typename ValueType>
uint_fast64_t DftToGspnTransformator<ValueType>::getPriority(uint_fast64_t priority, std::shared_ptr<storm::storage::DFTElement<ValueType> const> dFTElement)
{
if (dFTElement->id() == mDft.getTopLevelIndex()) {
return priority;
}
else {
auto parents = dFTElement->parents();
std::vector<uint_fast64_t> pathLengths;
for (std::size_t i = 0; i < parents.size(); i++) {
pathLengths.push_back(getPriority(priority + 2, parents[i]));
}
return *std::min_element(pathLengths.begin(), pathLengths.end());
}
return priority;
}
template <typename ValueType>
void DftToGspnTransformator<ValueType>::drawGSPNDependencies() {
for (std::size_t i = 0; i < mDft.nrElements(); i++) {

15
src/transformations/dft/DftToGspnTransformator.h
View File

@ -181,7 +181,22 @@ namespace storm {
*/
void combinationUtil(std::vector<int> &output, std::vector<int> childrenIds, std::vector<int> subsets, int start, int end, int index, int threshold);
/*
* Return true if BE is active (corresponding place contains one initial token) or false if BE is inactive (corresponding place contains no initial token).
*
* @param dftBE BE element.
*/
bool isBEActive(std::shared_ptr<storm::storage::DFTBE<ValueType> const> dftBE);
/*
* Get the priority of the element.
* The priority is two times the length of the shortest path to the top event.
*
* @param priority The priority of the gate. Top Event has priority 0, its children 2, its grandchildren 4, ...
*
* @param dftElement The element whose priority shall be determined.
*/
uint_fast64_t getPriority(uint_fast64_t priority, std::shared_ptr<storm::storage::DFTElement<ValueType> const> dFTElement);
};
}
}

Write Preview
Loading…
Cancel
Save