Does the interface here provide a way to use the [`void *f_data` argument to an objective function](http://ab-initio.mit.edu/wiki/index.php/NLopt_Reference#Objective_function)? I have an objective function that needs some other data besides the parameters.
Does the interface here provide a way to use the
void *f_dataargument to an objective function? I have an objective function that needs some other data besides the parameters.