reward parameters

src/storm/models/sparse/Model.cpp

@@ -360,6 +360,17 @@ namespace storm {
             std::set<storm::RationalFunctionVariable> getProbabilityParameters(Model<storm::RationalFunction> const& model) {
                 return storm::storage::getVariables(model.getTransitionMatrix());
             }
+
+
+
+            std::set<storm::RationalFunctionVariable> getRewardParameters(Model<storm::RationalFunction> const& model) {
+                std::set<storm::RationalFunctionVariable> result;
+                for(auto rewModel : model.getRewardModels()) {
+                    std::set<storm::RationalFunctionVariable> tmp = getRewardModelParameters(rewModel.second);
+                    result.insert(tmp.begin(), tmp.end());
+                }
+                return result;
+            }
 #endif
             
             template class Model<double>;

src/storm/models/sparse/Model.h

@@ -374,6 +374,7 @@ namespace storm {
             
 #ifdef STORM_HAVE_CARL
             std::set<storm::RationalFunctionVariable> getProbabilityParameters(Model<storm::RationalFunction> const& model);
+            std::set<storm::RationalFunctionVariable> getRewardParameters(Model<storm::RationalFunction> const& model);
 #endif
         } // namespace sparse
     } // namespace models

src/storm/models/sparse/StandardRewardModel.cpp

@@ -298,7 +298,24 @@ namespace storm {
                 << std::noboolalpha;
                 return out;
             }
-            
+
+            std::set<storm::RationalFunctionVariable> getRewardModelParameters(StandardRewardModel<storm::RationalFunction> const& rewModel) {
+                std::set<storm::RationalFunctionVariable> vars;
+                if (rewModel.hasTransitionRewards()) {
+                    vars = storm::storage::getVariables(rewModel.getTransitionRewardMatrix());
+                }
+                if (rewModel.hasStateActionRewards()) {
+                    std::set<storm::RationalFunctionVariable> tmp =  storm::utility::vector::getVariables(rewModel.getStateActionRewardVector());
+                    vars.insert(tmp.begin(), tmp.end());
+                }
+                if (rewModel.hasStateRewards()) {
+                    std::set<storm::RationalFunctionVariable> tmp = storm::utility::vector::getVariables(rewModel.getStateRewardVector());
+                    vars.insert(tmp.begin(), tmp.end());
+                }
+                return vars;
+
+            }
+
             // Explicitly instantiate the class.
             template std::vector<double> StandardRewardModel<double>::getTotalRewardVector(storm::storage::SparseMatrix<double> const& transitionMatrix) const;
             template std::vector<double> StandardRewardModel<double>::getTotalRewardVector(uint_fast64_t numberOfRows, storm::storage::SparseMatrix<double> const& transitionMatrix, storm::storage::BitVector const& filter) const;

src/storm/models/sparse/StandardRewardModel.h

@@ -1,11 +1,11 @@
-#ifndef STORM_MODELS_SPARSE_STANDARDREWARDMODEL_H_
-#define STORM_MODELS_SPARSE_STANDARDREWARDMODEL_H_
+#pragma once
 
 #include <vector>
 #include <boost/optional.hpp>
 
 #include "storm/storage/SparseMatrix.h"
 #include "storm/utility/OsDetection.h"
+#include "storm/adapters/CarlAdapter.h"
 
 namespace storm {
     namespace models {
@@ -296,8 +296,8 @@ namespace storm {
             
             template <typename ValueType>
             std::ostream& operator<<(std::ostream& out, StandardRewardModel<ValueType> const& rewardModel);
+
+            std::set<storm::RationalFunctionVariable> getRewardModelParameters(StandardRewardModel<storm::RationalFunction> const& rewModel);
         }
     }
 }
-
-#endif /* STORM_MODELS_SPARSE_STANDARDREWARDMODEL_H_ */

src/storm/utility/vector.h

@@ -10,6 +10,7 @@
 #include <algorithm>
 #include <functional>
 #include <numeric>
+#include <storm/adapters/CarlAdapter.h>
 
 #include "storm/storage/BitVector.h"
 #include "storm/utility/constants.h"
@@ -822,6 +823,14 @@ namespace storm {
                 return std::any_of(v.begin(), v.end(), [](T value){return !storm::utility::isZero(value);});
             }
 
+            inline std::set<storm::RationalFunctionVariable> getVariables(std::vector<storm::RationalFunction> const& vector) {
+                std::set<storm::RationalFunctionVariable> result;
+                for(auto const& entry : vector) {
+                    entry.gatherVariables(result);
+                }
+                return result;
+            }
+
             /*!
              * Output vector as string.
              *