/** Get tie of parameter number i
* @param i :: The index of a declared parameter.
* @return A pointer to the tie
*/
ParameterTie *ParamFunction::getTie(size_t i) const {
if (i >= nParams()) {
throw std::out_of_range("ParamFunction parameter index out of range.");
}
auto it = std::find_if(m_ties.cbegin(), m_ties.cend(), ReferenceEqual(i));
if (it != m_ties.cend()) {
return *it;
}
return nullptr;
}
/** Removes i-th parameter's tie if it is tied or does nothing.
* @param i :: The index of the tied parameter.
* @return True if successfull
*/
bool ParamFunction::removeTie(size_t i) {
if (i >= nParams()) {
throw std::out_of_range("ParamFunction parameter index out of range.");
}
auto it = std::find_if(m_ties.begin(), m_ties.end(), ReferenceEqual(i));
if (it != m_ties.end()) {
delete *it;
m_ties.erase(it);
unfix(i);
return true;
}
return false;
}
/** Get constraint of parameter number i
* @param i :: The index of a declared parameter.
* @return A pointer to the constraint or NULL
*/
IConstraint* TiesFunction::getConstraint(size_t i)const
{
if (i >= nParams())
{
throw std::out_of_range("TiesFunction parameter index out of range.");
}
std::vector<IConstraint*>::const_iterator it = std::find_if(m_constraints.begin(),m_constraints.end(),ReferenceEqual(i));
if (it != m_constraints.end())
{
return *it;
}
return NULL;
}