DummyModule: update desciption a bit, align code with rest of the modules

/**

 * @file

 * @brief Implementation of [Dummy] module

 * @brief Implementation of Dummy module

 *

 * @copyright Copyright (c) 2017-2022 CERN and the Allpix Squared authors.

 * This software is distributed under the terms of the MIT License, copied verbatim in the file "LICENSE.md".

DummyModule::DummyModule(Configuration& config, Messenger* messenger, GeometryManager* geo_manager)

    : Module(config), geo_manager_(geo_manager), messenger_(messenger) {

    // ... Implement ... (Typically bounds the required messages and optionally sets configuration defaults)

    // Input required by this module

    // Allow multithreading of the simulation. Only enabled if this module is thread-safe. See manual for more details.

    // allow_multithreading();

    // Set a default for a configuration parameter, this will be used if no user configuration is provided:

    config_.setDefault<int>("setting", 13);

    // Parsing of the parameter "setting" into a member variable for later use:

    setting_ = config_.get<int>("setting");

    // Messages: register this module with the central messenger to request a certaintype of input messages:

    messenger_->bindMulti<PixelHitMessage>(this, MsgFlags::REQUIRED);

}

void DummyModule::initialize() {

    // Loop over detectors and do something

    std::vector<std::shared_ptr<Detector>> detectors = geo_manager_->getDetectors();

    for(auto& detector : detectors) {

        // Get the detector name

        std::string detectorName = detector->getName();

        LOG(DEBUG) << "Detector with name " << detectorName;

    // Loop over detectors and perform some initialization or similar:

    for(auto& detector : geo_manager_->getDetectors()) {

        // In this simple case we just print the name of this detector:

        LOG(DEBUG) << "Detector with name " << detector->getName();

    }

}

void DummyModule::run(Event* event) {

    // Messages: Fetch the (previously registered) messages for this event from the messenger:

    auto messages = messenger_->fetchMultiMessage<PixelHitMessage>(this, event);

    // ... Implement ... (Typically uses the configuration to execute function and outputs an message)

    // Loop through all received messages and print some information

    // Messages: Loop through all received messages

    for(auto& message : messages) {

        std::string detectorName = message->getDetector()->getName();

        LOG(DEBUG) << "Picked up " << message->getData().size() << " objects from detector " << detectorName;

        // Print the name of the detector for which this particular message has been dispatched:

        LOG(DEBUG) << "Picked up " << message->getData().size() << " objects from detector "

                   << message->getDetector()->getName();

    }

}

void DummyModule::finalize() {

    // Possibly perform finalization of the module - if not, this method does not need to be implemented and can be removed!

    LOG(INFO) << "Successfully finalized!";

}

 *

 * Contains minimal dummy module to use as a start for the development of your own module

 *

 * Refer to the User's Manual for more details.

 * Please refer to the User Manual for more details on the different files of a module and the methods of the module class..

 */

#include <string>

namespace allpix {

    /**

     * @ingroup Modules

     * @brief Module to do function

     * @brief Module which serves as a demonstrator and wireframe for new modules

     *

     * More detailed explanation of module

     * This module is only a dummy and here to demonstrate the general structure of a module with its different member

     * methods, the messenger and event interfaces. It also serves as wireframe for new modules, which can take the structure

     * for a quicker start.

     */

    class DummyModule : public Module {

    public:

        /**

         * @brief Constructor for this unique module

         *

         * The constructor of the module is called right after the module has been instantiated. It has access to the module

         * configuration and can set defaults and retriebe values from the config. The constructor is also the place where

         * multithreading capabilities of the module need to be announced, and where the messenger should be notified about

         * desired input messages that should be relayed to this module.

         *

         * @param config Configuration object for this module as retrieved from the steering file

         * @param messenger Pointer to the messenger object to allow binding to messages on the bus

         * @param geo_manager Pointer to the geometry manager, containing the detectors

        DummyModule(Configuration& config, Messenger* messenger, GeometryManager* geo_manager);

        /**

         * @brief [Initialise this module]

         * @brief Initialization method of the module

         *

         * This method is called during the initialization phase of the framework. In this method, all necessary setup steps

         * for this module should be conducted, such that the module is ready to perform simulations. Typically at this stage

         * additional checks on compatibility of the user-configured parameters and the information such as fields and maps

         * obtained from the detector models are implemented.

         *

         * This method is called once per simulation run, before the event loop is started.

         *

         * Implementing this method is optional, if no initialization is required there is no need to override and implement

         * this method.

         */

        void initialize() override;

        /**

         * @brief [Run the function of this module]

         * @brief Run method of the module

         *

         * This is the event processing method of the module and is called for every single event in the event loop once. The

         * method should retrieve potentially registered messages, process them, dispatch possible output messages to the

         * messenger of the framework, and the return control to the caller by ending the method.

         */

        void run(Event* event) override;

        /**

         * @brief Finalization method of the module

         *

         * In this method, finalization steps of the module can be performed after the event loop has been finished. This

         * could for example comprise aggregation of final histograms, the calculation of a final value averaged over all

         * events, or the closing of an output file.

         *

         * This method is called once per simulation run, after the event loop has been finished.

         *

         * Implementing this method is optional, if no finalization is required there is no need to override and implement

         * this method.

         */

        void finalize() override;

    private:

        // General module members

        // Pointers to the central geometry manager and the messenger for interaction with the framework core:

        GeometryManager* geo_manager_;

        Messenger* messenger_;

        // A local module member variable which is set on the constructor and only read during runtime:

        int setting_{};

    };

} // namespace allpix