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#ifndef SPECIESRESPONSE_H
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#define SPECIESRESPONSE_H
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class ResourceUnit;
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class ResourceUnitSpecies;
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class Species;
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class SpeciesResponse
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{
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public:
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    SpeciesResponse();
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    // actions
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    void setup(ResourceUnitSpecies *rus);
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    /// calculate the species specific environmental response values for the resource unit.
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    /// this function called before the 3pg production.
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    void calculate(); ///< calculate responses for current year
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    void clear(); ///< set all responses to 0
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    // access components
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    const Species *species() const { return mSpecies; }
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    const ResourceUnit *resourceUnit() const { return mRu; }
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    // access responses
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    const double *tempResponse() const { return mTempResponse; }
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    const double *soilWaterResponse() const { return mSoilWaterResponse; }
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    const double *globalRadiation() const { return mRadiation; } ///< radiation sum in MJ/m2
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    const double *utilizableRadiation() const {return mUtilizableRadiation; } ///< utilizable radiation (rad*responses)
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    const double *vpdResponse() const {return mVpdResponse; }
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    const double *co2Response() const { return mCO2Response; }
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    double nitrogenResponse() const { return mNitrogenResponse; }
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    double yearlyRadiation() const { return mTotalRadiation; }
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    /// response calculation called during water cycle
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    /// calculates minimum-response of vpd-response and soilwater response
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    void soilAtmosphereResponses(const double psi_kPa, const double vpd, double &rMinResponse) const;
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private:
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    const ResourceUnit *mRu;
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    const Species *mSpecies;
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    double mRadiation[12]; ///<  radiation sums per month (within vegetation period, MJ/m2)
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    double mUtilizableRadiation[12]; ///< sum of daily radiation*minResponse (MJ/m2)
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    double mTempResponse[12]; ///< average of temperature response
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    double mSoilWaterResponse[12]; ///< average of soilwater response
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    double mVpdResponse[12]; ///< mean of vpd-response
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    double mNitrogenResponse;
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    double mCO2Response[12];
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    double mTotalRadiation;  ///< total radiation of the year (MJ/day)
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};
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#endif // SPECIESRESPONSE_H