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Some cleanup in storm.cpp. Refactored and commented the utility module for vector operations.
tempestpy_adaptions
Some cleanup in storm.cpp. Refactored and commented the utility module for vector operations.
tempestpy_adaptions
dehnert
12 years ago
8 changed files with 399 additions and 350 deletions
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4src/modelchecker/GmmxxDtmcPrctlModelChecker.h
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21src/modelchecker/GmmxxMdpPrctlModelChecker.h
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26src/modelchecker/SparseDtmcPrctlModelChecker.h
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43src/modelchecker/SparseMdpPrctlModelChecker.h
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152src/storm.cpp
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212src/utility/Vector.h
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2src/utility/graph.h
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281src/utility/vector.h
@ -1,212 +0,0 @@ |
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/* |
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* Vector.h |
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* |
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* Created on: 06.12.2012 |
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* Author: Christian Dehnert |
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*/ |
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|
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#ifndef STORM_UTILITY_VECTOR_H_ |
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#define STORM_UTILITY_VECTOR_H_ |
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|
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#include "Eigen/Core" |
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#include "ConstTemplates.h" |
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#include <iostream> |
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#include "log4cplus/logger.h" |
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#include "log4cplus/loggingmacros.h" |
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extern log4cplus::Logger logger; |
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|
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namespace storm { |
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namespace utility { |
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template<class T> |
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void setVectorValues(std::vector<T>* vector, const storm::storage::BitVector& positions, std::vector<T> const& values) { |
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uint_fast64_t oldPosition = 0; |
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for (auto position : positions) { |
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(*vector)[position] = values[oldPosition++]; |
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} |
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} |
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|
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template<class T> |
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void setVectorValues(std::vector<T>* vector, const storm::storage::BitVector& positions, T value) { |
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for (auto position : positions) { |
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(*vector)[position] = value; |
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} |
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} |
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|
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template<class T> |
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void setVectorValues(Eigen::Matrix<T, -1, 1, 0, -1, 1>* eigenVector, const storm::storage::BitVector& positions, T value) { |
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for (auto position : positions) { |
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(*eigenVector)(position, 0) = value; |
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} |
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} |
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|
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template<class T> |
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void selectVectorValues(std::vector<T>* vector, const storm::storage::BitVector& positions, std::vector<T> const& values) { |
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uint_fast64_t oldPosition = 0; |
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for (auto position : positions) { |
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(*vector)[oldPosition++] = values[position]; |
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} |
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} |
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|
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template<class T> |
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void selectVectorValues(std::vector<T>* vector, const storm::storage::BitVector& positions, const std::vector<uint_fast64_t>& rowMapping, std::vector<T> const& values) { |
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uint_fast64_t oldPosition = 0; |
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for (auto position : positions) { |
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for (uint_fast64_t i = rowMapping[position]; i < rowMapping[position + 1]; ++i) { |
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(*vector)[oldPosition++] = values[i]; |
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} |
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} |
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} |
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|
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template<class T> |
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void selectVectorValuesRepeatedly(std::vector<T>* vector, const storm::storage::BitVector& positions, const std::vector<uint_fast64_t>& rowMapping, std::vector<T> const& values) { |
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uint_fast64_t oldPosition = 0; |
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for (auto position : positions) { |
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for (uint_fast64_t i = rowMapping[position]; i < rowMapping[position + 1]; ++i) { |
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(*vector)[oldPosition++] = values[position]; |
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} |
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} |
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} |
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|
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template<class T> |
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void subtractFromConstantOneVector(std::vector<T>* vector) { |
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for (auto it = vector->begin(); it != vector->end(); ++it) { |
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*it = storm::utility::constGetOne<T>() - *it; |
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} |
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} |
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template<class T> |
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void addVectors(std::vector<T>& target, std::vector<T> const& summand) { |
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if (target.size() != target.size()) { |
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LOG4CPLUS_ERROR(logger, "Lengths of vectors does not match and makes operation impossible."); |
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throw storm::exceptions::InvalidArgumentException() << "Length of vectors does not match and makes operation impossible."; |
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} |
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for (uint_fast64_t i = 0; i < target.size(); ++i) { |
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target[i] += summand[i]; |
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} |
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} |
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template<class T> |
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void addVectors(std::vector<uint_fast64_t> const& states, std::vector<uint_fast64_t> const& nondeterministicChoiceIndices, std::vector<T>& original, std::vector<T> const& summand) { |
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for (auto stateIt = states.cbegin(), stateIte = states.cend(); stateIt != stateIte; ++stateIt) { |
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for (auto rowIt = nondeterministicChoiceIndices[*stateIt], rowIte = nondeterministicChoiceIndices[*stateIt + 1]; rowIt != rowIte; ++rowIt) { |
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original[rowIt] += summand[rowIt]; |
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} |
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} |
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} |
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template<class T> |
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void reduceVectorMin(std::vector<T> const& source, std::vector<T>* target, std::vector<uint_fast64_t> const& filter) { |
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uint_fast64_t currentSourceRow = 0; |
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uint_fast64_t currentTargetRow = -1; |
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for (auto it = source.cbegin(); it != source.cend(); ++it, ++currentSourceRow) { |
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// Check whether we have considered all source rows for the current target row. |
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if (filter[currentTargetRow + 1] <= currentSourceRow || currentSourceRow == 0) { |
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++currentTargetRow; |
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(*target)[currentTargetRow] = source[currentSourceRow]; |
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continue; |
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} |
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|
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// We have to minimize the value, so only overwrite the current value if the |
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// value is actually lower. |
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if (*it < (*target)[currentTargetRow]) { |
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(*target)[currentTargetRow] = *it; |
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} |
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} |
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} |
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template<class T> |
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void reduceVectorMin(std::vector<T> const& source, std::vector<T>* target, std::vector<uint_fast64_t> const& scc, std::vector<uint_fast64_t> const& filter) { |
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for (auto stateIt = scc.cbegin(); stateIt != scc.cend(); ++stateIt) { |
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(*target)[*stateIt] = source[filter[*stateIt]]; |
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for (auto row = filter[*stateIt] + 1; row < filter[*stateIt + 1]; ++row) { |
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// We have to minimize the value, so only overwrite the current value if the |
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// value is actually lower. |
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if (source[row] < (*target)[*stateIt]) { |
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(*target)[*stateIt] = source[row]; |
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} |
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} |
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} |
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} |
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template<class T> |
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void reduceVectorMax(std::vector<T> const& source, std::vector<T>* target, std::vector<uint_fast64_t> const& filter) { |
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uint_fast64_t currentSourceRow = 0; |
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uint_fast64_t currentTargetRow = -1; |
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for (auto it = source.cbegin(); it != source.cend(); ++it, ++currentSourceRow) { |
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// Check whether we have considered all source rows for the current target row. |
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if (filter[currentTargetRow + 1] <= currentSourceRow || currentSourceRow == 0) { |
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++currentTargetRow; |
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(*target)[currentTargetRow] = source[currentSourceRow]; |
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continue; |
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} |
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// We have to maximize the value, so only overwrite the current value if the |
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// value is actually greater. |
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if (*it > (*target)[currentTargetRow]) { |
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(*target)[currentTargetRow] = *it; |
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} |
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} |
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} |
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template<class T> |
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void reduceVectorMax(std::vector<T> const& source, std::vector<T>* target, std::vector<uint_fast64_t> const& scc, std::vector<uint_fast64_t> const& filter) { |
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for (auto stateIt = scc.cbegin(); stateIt != scc.cend(); ++stateIt) { |
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(*target)[*stateIt] = source[filter[*stateIt]]; |
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for (auto row = filter[*stateIt] + 1; row < filter[*stateIt + 1]; ++row) { |
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// We have to maximize the value, so only overwrite the current value if the |
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// value is actually lower. |
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if (source[row] > (*target)[*stateIt]) { |
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(*target)[*stateIt] = source[row]; |
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} |
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} |
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} |
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} |
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template<class T> |
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bool equalModuloPrecision(std::vector<T> const& vectorLeft, std::vector<T> const& vectorRight, T precision, bool relativeError) { |
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if (vectorLeft.size() != vectorRight.size()) { |
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LOG4CPLUS_ERROR(logger, "Lengths of vectors does not match and makes comparison impossible."); |
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throw storm::exceptions::InvalidArgumentException() << "Length of vectors does not match and makes comparison impossible."; |
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} |
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for (uint_fast64_t i = 0; i < vectorLeft.size(); ++i) { |
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if (relativeError) { |
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if (std::abs(vectorLeft[i] - vectorRight[i])/vectorRight[i] > precision) return false; |
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} else { |
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if (std::abs(vectorLeft[i] - vectorRight[i]) > precision) return false; |
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} |
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} |
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return true; |
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} |
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template<class T> |
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bool equalModuloPrecision(std::vector<T> const& vectorLeft, std::vector<T> const& vectorRight, std::vector<uint_fast64_t> const& scc, T precision, bool relativeError) { |
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if (vectorLeft.size() != vectorRight.size()) { |
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LOG4CPLUS_ERROR(logger, "Lengths of vectors does not match and makes comparison impossible."); |
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throw storm::exceptions::InvalidArgumentException() << "Length of vectors does not match and makes comparison impossible."; |
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} |
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for (uint_fast64_t state : scc) { |
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if (relativeError) { |
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if (std::abs(vectorLeft[state] - vectorRight[state])/vectorRight[state] > precision) return false; |
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} else { |
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if (std::abs(vectorLeft[state] - vectorRight[state]) > precision) return false; |
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} |
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} |
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return true; |
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} |
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} //namespace utility |
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} //namespace storm |
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#endif /* STORM_UTILITY_VECTOR_H_ */ |
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@ -0,0 +1,281 @@ |
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/* |
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* vector.h |
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* |
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* Created on: 06.12.2012 |
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* Author: Christian Dehnert |
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*/ |
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|
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#ifndef STORM_UTILITY_VECTOR_H_ |
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#define STORM_UTILITY_VECTOR_H_ |
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#include "Eigen/Core" |
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#include "ConstTemplates.h" |
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#include <iostream> |
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#include <algorithm> |
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#include <functional> |
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#include "log4cplus/logger.h" |
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#include "log4cplus/loggingmacros.h" |
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extern log4cplus::Logger logger; |
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namespace storm { |
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namespace utility { |
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namespace vector { |
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/*! |
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* Sets the provided values at the provided positions in the given vector. |
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* |
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* @param vector The vector in which the values are to be set. |
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* @param positions The positions at which the values are to be set. |
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* @param values The values that are to be set. |
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*/ |
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template<class T> |
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void setVectorValues(std::vector<T>& vector, storm::storage::BitVector const& positions, std::vector<T> const& values) { |
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uint_fast64_t oldPosition = 0; |
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for (auto position : positions) { |
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vector[position] = values[oldPosition++]; |
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} |
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} |
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|
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/*! |
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* Sets the provided value at the provided positions in the given vector. |
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* |
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* @param vector The vector in which the value is to be set. |
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* @param positions The positions at which the value is to be set. |
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* @param value The value that is to be set. |
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*/ |
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template<class T> |
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void setVectorValues(std::vector<T>& vector, storm::storage::BitVector const& positions, T value) { |
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for (auto position : positions) { |
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vector[position] = value; |
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} |
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} |
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|
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/*! |
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* Sets the provided value at the provided positions in the given vector. |
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* |
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* @param vector The vector in which the value is to be set. |
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* @param positions The positions at which the value is to be set. |
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* @param value The value that is to be set. |
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*/ |
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template<class T> |
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void setVectorValues(Eigen::Matrix<T, -1, 1, 0, -1, 1>& eigenVector, storm::storage::BitVector const& positions, T value) { |
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for (auto position : positions) { |
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eigenVector(position, 0) = value; |
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} |
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} |
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/*! |
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* Selects the elements from a vector at the specified positions and writes them consecutively into another vector. |
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* @param vector The vector into which the selected elements are to be written. |
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* @param positions The positions at which to select the elements from the values vector. |
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* @param values The vector from which to select the elements. |
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*/ |
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template<class T> |
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void selectVectorValues(std::vector<T>& vector, storm::storage::BitVector const& positions, std::vector<T> const& values) { |
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uint_fast64_t oldPosition = 0; |
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for (auto position : positions) { |
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vector[oldPosition++] = values[position]; |
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} |
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} |
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|
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/*! |
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* Selects groups of elements from a vector at the specified positions and writes them consecutively into another vector. |
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* |
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* @param vector The vector into which the selected elements are to be written. |
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* @param positions The positions of the groups of elements that are to be selected. |
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* @param rowGrouping A vector that specifies the begin and end of each group of elements in the values vector. |
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* @param values The vector from which to select groups of elements. |
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*/ |
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template<class T> |
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void selectVectorValues(std::vector<T>& vector, storm::storage::BitVector const& positions, std::vector<uint_fast64_t> const& rowGrouping, std::vector<T> const& values) { |
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uint_fast64_t oldPosition = 0; |
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for (auto position : positions) { |
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for (uint_fast64_t i = rowGrouping[position]; i < rowGrouping[position + 1]; ++i) { |
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vector[oldPosition++] = values[i]; |
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} |
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} |
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} |
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|
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/*! |
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* Selects values from a vector at the specified positions and writes them into another vector as often as given by |
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* the size of the corresponding group of elements. |
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* |
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* @param vector The vector into which the selected elements are written. |
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* @param positions The positions at which to select the values. |
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* @param rowGrouping A vector that specifies the begin and end of each group of elements in the values vector. This |
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* implicitly defines the number of times any element is written to the output vector. |
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*/ |
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template<class T> |
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void selectVectorValuesRepeatedly(std::vector<T>& vector, storm::storage::BitVector const& positions, std::vector<uint_fast64_t> const& rowGrouping, std::vector<T> const& values) { |
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uint_fast64_t oldPosition = 0; |
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for (auto position : positions) { |
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for (uint_fast64_t i = rowGrouping[position]; i < rowGrouping[position + 1]; ++i) { |
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vector[oldPosition++] = values[position]; |
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} |
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} |
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} |
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|
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/*! |
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* Subtracts the given vector from the constant one-vector and writes the result to the input vector. |
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* |
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* @param vector The vector that is to be subtracted from the constant one-vector. |
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*/ |
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template<class T> |
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void subtractFromConstantOneVector(std::vector<T>& vector) { |
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for (auto element : vector) { |
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element = storm::utility::constGetOne<T>() - element; |
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} |
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} |
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|
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/*! |
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* Adds the two given vectors and writes the result into the first operand. |
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* |
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* @param target The first summand and target vector. |
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* @param summand The second summand. |
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*/ |
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template<class T> |
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void addVectorsInPlace(std::vector<T>& target, std::vector<T> const& summand) { |
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if (target.size() != summand.size()) { |
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LOG4CPLUS_ERROR(logger, "Lengths of vectors do not match, which makes operation impossible."); |
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throw storm::exceptions::InvalidArgumentException() << "Length of vectors do not match, which makes operation impossible."; |
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} |
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std::transform(target.begin(), target.end(), summand.begin(), target.begin(), std::plus<T>()); |
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} |
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|
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/*! |
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* Reduces the given source vector by selecting an element according to the given filter out of each row group. |
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* |
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* @param source The source vector which is to be reduced. |
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* @param target The target vector into which a single element from each row group is written. |
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* @param rowGrouping A vector that specifies the begin and end of each group of elements in the values vector. |
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* @param filter A function that compares two elements v1 and v2 according to some filter criterion. This function must |
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* return true iff v1 is supposed to be taken instead of v2. |
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*/ |
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template<class T> |
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void reduceVector(std::vector<T> const& source, std::vector<T>& target, std::vector<uint_fast64_t> const& rowGrouping, std::function<bool (T const&, T const&)> filter) { |
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uint_fast64_t currentSourceRow = 0; |
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uint_fast64_t currentTargetRow = -1; |
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for (auto it = source.cbegin(), ite = source.cend(); it != ite; ++it, ++currentSourceRow) { |
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// Check whether we have considered all source rows for the current target row. |
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if (rowGrouping[currentTargetRow + 1] <= currentSourceRow || currentSourceRow == 0) { |
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++currentTargetRow; |
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target[currentTargetRow] = source[currentSourceRow]; |
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continue; |
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} |
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|
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// We have to minimize the value, so only overwrite the current value if the |
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// value is actually lower. |
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if (filter(*it, target[currentTargetRow])) { |
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target[currentTargetRow] = *it; |
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} |
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} |
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} |
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|
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/*! |
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* Reduces the given source vector by selecting the smallest element out of each row group. |
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* |
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* @param source The source vector which is to be reduced. |
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* @param target The target vector into which a single element from each row group is written. |
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* @param rowGrouping A vector that specifies the begin and end of each group of elements in the values vector. |
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*/ |
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template<class T> |
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void reduceVectorMin(std::vector<T> const& source, std::vector<T>& target, std::vector<uint_fast64_t> const& rowGrouping) { |
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reduceVector<T>(source, target, rowGrouping, [] (T const& val1, T const& val2) -> bool { return val1 < val2; }); |
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} |
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|
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/*! |
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* Reduces the given source vector by selecting the largest element out of each row group. |
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* |
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* @param source The source vector which is to be reduced. |
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* @param target The target vector into which a single element from each row group is written. |
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* @param rowGrouping A vector that specifies the begin and end of each group of elements in the values vector. |
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*/ |
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template<class T> |
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void reduceVectorMax(std::vector<T> const& source, std::vector<T>& target, std::vector<uint_fast64_t> const& rowGrouping) { |
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reduceVector<T>(source, target, rowGrouping, [] (T const& val1, T const& val2) -> bool { return val1 > val2; }); |
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} |
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|
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/*! |
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* Compares the given elements and determines whether they are equal modulo the given precision. The provided flag |
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* additionaly specifies whether the error is computed in relative or absolute terms. |
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* |
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* @param val1 The first value to compare. |
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* @param val2 The second value to compare. |
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* @param precision The precision up to which the elements are compared. |
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* @param relativeError If set, the error is computed relative to the second value. |
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* @return True iff the elements are considered equal. |
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*/ |
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template<class T> |
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bool equalModuloPrecision(T const& val1, T const& val2, T precision, bool relativeError = true) { |
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if (relativeError) { |
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if (std::abs(val1 - val2)/val2 > precision) return false; |
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} else { |
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if (std::abs(val1 - val2) > precision) return false; |
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} |
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return true; |
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} |
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|
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/*! |
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* Compares the two vectors and determines whether they are equal modulo the provided precision. Depending on whether the |
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* flag is set, the difference between the vectors is computed relative to the value or in absolute terms. |
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* |
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* @param vectorLeft The first vector of the comparison. |
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* @param vectorRight The second vector of the comparison. |
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* @param precision The precision up to which the vectors are to be checked for equality. |
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* @param relativeError If set, the difference between the vectors is computed relative to the value or in absolute terms. |
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*/ |
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template<class T> |
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bool equalModuloPrecision(std::vector<T> const& vectorLeft, std::vector<T> const& vectorRight, T precision, bool relativeError) { |
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if (vectorLeft.size() != vectorRight.size()) { |
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LOG4CPLUS_ERROR(logger, "Lengths of vectors do not match, which makes comparison impossible."); |
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throw storm::exceptions::InvalidArgumentException() << "Lengths of vectors do not match, which makes comparison impossible."; |
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} |
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|
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for (uint_fast64_t i = 0; i < vectorLeft.size(); ++i) { |
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if (!equalModuloPrecision(vectorLeft[i], vectorRight[i], precision, relativeError)) { |
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return false; |
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} |
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} |
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|
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return true; |
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} |
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|
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/*! |
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* Compares the two vectors at the specified positions and determines whether they are equal modulo the provided |
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* precision. Depending on whether the flag is set, the difference between the vectors is computed relative to the value |
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* or in absolute terms. |
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* |
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* @param vectorLeft The first vector of the comparison. |
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* @param vectorRight The second vector of the comparison. |
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* @param precision The precision up to which the vectors are to be checked for equality. |
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* @param positions A vector representing a set of positions at which the vectors are compared. |
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* @param relativeError If set, the difference between the vectors is computed relative to the value or in absolute terms. |
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*/ |
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template<class T> |
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bool equalModuloPrecision(std::vector<T> const& vectorLeft, std::vector<T> const& vectorRight, std::vector<uint_fast64_t> const& positions, T precision, bool relativeError) { |
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if (vectorLeft.size() != vectorRight.size()) { |
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LOG4CPLUS_ERROR(logger, "Lengths of vectors do not match, which makes comparison impossible."); |
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throw storm::exceptions::InvalidArgumentException() << "Lengths of vectors do not match, which makes comparison impossible."; |
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} |
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|
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for (uint_fast64_t position : positions) { |
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if (!equalModuloPrecision(vectorLeft[position], vectorRight[position], precision, relativeError)) { |
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return false; |
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} |
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} |
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|
|||
return true; |
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} |
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|
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} // namespace vector |
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|
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} // namespace utility |
|||
|
|||
} // namespace storm |
|||
|
|||
#endif /* STORM_UTILITY_VECTOR_H_ */ |
|||
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