PreProcessing.h

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#ifndef GRT_PRE_PROCESSING_HEADER
#define GRT_PRE_PROCESSING_HEADER

#include "MLBase.h"

GRT_BEGIN_NAMESPACE

class GRT_API PreProcessing : public MLBase
{
public:
 PreProcessing( const std::string &id = "" );
 
 virtual ~PreProcessing(void);
    
    virtual bool deepCopyFrom(const PreProcessing *rhs){ return false; }
    
    bool copyBaseVariables(const PreProcessing *preProcessingModule);

    virtual bool process(const VectorFloat &inputVector){ return false; }
    
    virtual bool reset() override;
    
    virtual bool clear() override;
    
    bool getInitialized() const;

 VectorFloat getProcessedData() const;
    
 typedef std::map< std::string, PreProcessing*(*)() > StringPreProcessingMap;
    
    static PreProcessing* create(const std::string &id);
    
    PreProcessing* create() const;

    GRT_DEPRECATED_MSG( "createNewInstance is deprecated, use create() instead.", PreProcessing* createNewInstance() const );
    GRT_DEPRECATED_MSG( "createInstanceFromString(id) is deprecated, use create(id) instead.", static PreProcessing* createInstanceFromString( const std::string &id ) );
    GRT_DEPRECATED_MSG( "getPreProcessingType is deprecated, use getId() instead", std::string getPreProcessingType() const );
    
protected:
    bool init();
    
    bool savePreProcessingSettingsToFile(std::fstream &file) const;
    
    bool loadPreProcessingSettingsFromFile(std::fstream &file);

    std::string preProcessingType;
    bool initialized;
    VectorFloat processedData;

 static StringPreProcessingMap *getMap() {
        if( !stringPreProcessingMap ){ stringPreProcessingMap = new StringPreProcessingMap; } 
        return stringPreProcessingMap; 
    }

private:
    static StringPreProcessingMap *stringPreProcessingMap;
    static UINT numPreProcessingInstances;
};

template< typename T >  
PreProcessing *createNewPreProcessingModule() { return new T; } 

template< typename T > 
class RegisterPreProcessingModule : PreProcessing { 
public:
    RegisterPreProcessingModule( const std::string &newModuleId ) { 
        getMap()->insert( std::pair< std::string, PreProcessing*(*)() >(newModuleId, &createNewPreProcessingModule< T > ) );
    }
};

GRT_END_NAMESPACE

#endif // GRT_POST_PROCESSING_HEADER