Open the Configure C++ class interface dialog box. In this dialog box, you can customize the C++ class interface for your model code. Based on your selections, you can preview and modify the model-specific C++ class interface.
Category: Code Generation > Interface
This button appears only for ERT-based targets with parameter
Language set to C++ and parameter
Code interface packaging set to C++
class.
This button requires an Embedded Coder® license when generating code.
This button is active only if your model uses an attached configuration set. If your model uses a referenced configuration set, the button is greyed out. If you want to configure a model-specific C++ class interface for a referenced configuration set, use the MATLAB® C++ class interface control functions described in Customize C++ Class Interfaces Programmatically.