MHO_SimulatedSignalGenerator.hh

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#ifndef MHO_SimulatedSignalGenerator_HH__
#define MHO_SimulatedSignalGenerator_HH__
 
#include <cmath>
 
namespace hops
{
 
class MHO_SimulatedSignalGenerator
{
    public:
        MHO_SimulatedSignalGenerator(): fSamplingFrequency(0.0){};
        virtual ~MHO_SimulatedSignalGenerator(){};
 
        //tells the sample generation implementation what the expected the sampling frequency is
        virtual void SetSamplingFrequency(double sample_freq) { fSamplingFrequency = std::fabs(sample_freq); };
 
        virtual double GetSamplingFrequency() const { return fSamplingFrequency; };
 
        //implementation specific
        virtual void Initialize() = 0;
 
        bool GetSample(const double& sample_time, double& sample) const { return GenerateSample(sample_time, sample); }
 
    protected:
        virtual bool GenerateSample(const double& sample_time, double& sample) const = 0;
 
        //some specific distributions and their implementations (e.g. colored noise)
        //need to know the expected sampling frequency in advance
        double fSamplingFrequency;
};
 
} // namespace hops
 
#endif