climate/climate.h

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#ifndef _CLIMATE_H
#define _CLIMATE_H

#include <stdarg.h>
#include "gridlabd.h"
#include "solar_angles.h"
#include "weather_reader.h"
#include "csv_reader.h"

typedef enum{
    CP_H    = 0,
    CP_N    = 1,
    CP_NE   = 2,
    CP_E    = 3,
    CP_SE   = 4,
    CP_S    = 5,
    CP_SW   = 6,
    CP_W    = 7,
    CP_NW   = 8,
    CP_LAST = 9
} COMPASS_PTS;

typedef enum{
    CI_NONE = 0,
    CI_LINEAR,
    CI_QUADRATIC
} CLIMATE_INTERPOLATE;



typedef struct s_tmy {
    double temp; // F
    double temp_raw; // C
    double rh; // %rh
    double dnr;
    double dhr;
    double ghr;
    double solar[CP_LAST]; // W/sf
    double solar_raw;
    double windspeed;
    double rainfall; // in/h
    double snowdepth; // in
} TMYDATA;

class tmy2_reader{
private:
    // Header information
    char data_city[75];
    char data_state[3];
    int lat_degrees;
    int lat_minutes;
    int long_degrees;
    int long_minutes;
    double low_temp;
    double high_temp;
    double peak_solar;  

    FILE *fp;
    char buf[500]; // buffer to hold line data.

public:
    int tz_offset;
    tmy2_reader(){}

    void close();

    int open(const char *file);

    int next();

    int header_info(char* city, char* state, int* degrees, int* minutes, int* long_deg, int* long_min);

    int read_data(double *dnr, double *dhr, double *ghr, double *tdb, double *rh, int* month, int* day, int* hour, double *wind=0,double *precip=0, double *snowDepth=0);

    double calc_solar(COMPASS_PTS cpt, short doy, double lat, double sol_time, double dnr, double dhr, double ghr, double gnd_ref, double vert_angle);

};



class climate {
public:
    char32 city; 
    char1024 tmyfile; 
    OBJECT *reader;
    double temperature; 
    double temperature_raw; 
    double humidity; 
    double solar_flux[CP_LAST]; 
    double solar_direct;
    double solar_diffuse;
    double solar_global;
    double solar_raw;
    double wind_speed; 
    double wind_dir; 
    double wind_gust; 
    double rainfall; // in/h
    double snowdepth; // in
    double ground_reflectivity; // %
    struct {
        double low;
        double low_day;
        double high;
        double high_day;
        double solar;
    } record;
    CLIMATE_INTERPOLATE interpolate;
private:
    enum READERTYPE {
        RT_NONE,
        RT_TMY2,
        RT_CSV,
    }  reader_type;
    SolarAngles *sa;
    tmy2_reader file;
    weather_reader *reader_hndl;
    TMYDATA *tmy;
public:
    static CLASS *oclass;
    static climate *defaults;
public:
    climate(MODULE *module);
    int create(void);
    int init(OBJECT *parent);
    TIMESTAMP sync(TIMESTAMP t0);
}; 

#endif

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GridLAB-D^TM Version 2.0

An open-source project initiated by the US Department of Energy