+std::set<std::string> set_union(const std::set<std::string>& theLeft,
+ const std::set<std::string>& theRight)
+{
+ std::set<std::string> aResult;
+ aResult.insert(theLeft.begin(), theLeft.end());
+ aResult.insert(theRight.begin(), theRight.end());
+ return aResult;
+}
+
+std::set<std::string> usedParameters(const AttributePointPtr& theAttribute)
+{
+ std::set<std::string> anUsedParameters;
+ for (int aComponent = 0; aComponent < 3; ++aComponent)
+ anUsedParameters = set_union(anUsedParameters, theAttribute->usedParameters(aComponent));
+ return anUsedParameters;
+}
+
+std::set<std::string> usedParameters(const AttributePoint2DPtr& theAttribute)
+{
+ std::set<std::string> anUsedParameters;
+ for (int aComponent = 0; aComponent < 2; ++aComponent)
+ anUsedParameters = set_union(anUsedParameters, theAttribute->usedParameters(aComponent));
+ return anUsedParameters;
+}
+
+std::list<ResultParameterPtr> findVariables(const std::set<std::string>& theParameters,
+ const DocumentPtr& theDocument)
+{
+ std::list<ResultParameterPtr> aResult;
+ std::set<std::string>::const_iterator aParamIt = theParameters.cbegin();
+ for (; aParamIt != theParameters.cend(); ++aParamIt) {
+ const std::string& aName = *aParamIt;
+ double aValue;
+ ResultParameterPtr aParam;
+ if (ModelAPI_Tools::findVariable(aName, aValue, aParam, theDocument))
+ aResult.push_back(aParam);
+ }
+ return aResult;
+}