diff options
author | 2022-02-28 18:08:28 +0530 | |
---|---|---|
committer | 2022-02-28 18:08:28 +0530 | |
commit | 9867a6b6279229d53fe59854a511c9eea9888427 (patch) | |
tree | cefdf3aa78e35741100a554f0fc25d75c4ef3065 /src/SunClock.cpp | |
parent | 020ac6daeac226da90bc0c884a9b22a7da9baa99 (diff) | |
download | whatsie-9867a6b6279229d53fe59854a511c9eea9888427.tar.gz whatsie-9867a6b6279229d53fe59854a511c9eea9888427.zip |
build: migrate to qt 5.15
Diffstat (limited to 'src/SunClock.cpp')
-rw-r--r-- | src/SunClock.cpp | 133 |
1 files changed, 82 insertions, 51 deletions
diff --git a/src/SunClock.cpp b/src/SunClock.cpp index ead4d54..132c0a6 100644 --- a/src/SunClock.cpp +++ b/src/SunClock.cpp @@ -1,5 +1,5 @@ -#include <cmath> #include <SunClock.hpp> +#include <cmath> #include <stdexcept> inline double rad(double degrees) { @@ -12,7 +12,8 @@ inline double deg(double radians) { return radians * radToDeg; } -Sunclock::Sunclock(double const &latitude_, double const &longitude_, double const &tz_offset_) +Sunclock::Sunclock(double const &latitude_, double const &longitude_, + double const &tz_offset_) : latitude(latitude_), longitude(longitude_), tz_offset(tz_offset_) {} double Sunclock::irradiance() { return irradiance(time(0)); } @@ -32,7 +33,8 @@ double Sunclock::irradiance(time_t when) { double _sun_app_long = sun_app_long(_sun_true_long, _julian_century); double _eccent_earth_orbit = eccent_earth_orbit(_julian_century); double _var_y = var_y(_obliq_corr); - double _eq_of_time = eq_of_time(_var_y, _mean_long_sun, _eccent_earth_orbit, _mean_anom_sun); + double _eq_of_time = + eq_of_time(_var_y, _mean_long_sun, _eccent_earth_orbit, _mean_anom_sun); double _declination = declination(_obliq_corr, _sun_app_long); double _true_solar_time = true_solar_time(_time_of_day, _eq_of_time); double _hour_angle = hour_angle(_true_solar_time); @@ -57,13 +59,16 @@ time_t Sunclock::sunrise(time_t date) { double _sun_app_long = sun_app_long(_sun_true_long, _julian_century); double _eccent_earth_orbit = eccent_earth_orbit(_julian_century); double _var_y = var_y(_obliq_corr); - double _eq_of_time = eq_of_time(_var_y, _mean_long_sun, _eccent_earth_orbit, _mean_anom_sun); + double _eq_of_time = + eq_of_time(_var_y, _mean_long_sun, _eccent_earth_orbit, _mean_anom_sun); double _declination = declination(_obliq_corr, _sun_app_long); double _hour_angle_sunrise = hour_angle_sunrise(_declination); - double noon_decimal_day = (720 - 4 * longitude - _eq_of_time + tz_offset * 60) / 1440; + double noon_decimal_day = + (720 - 4 * longitude - _eq_of_time + tz_offset * 60) / 1440; double decimal_day = noon_decimal_day - _hour_angle_sunrise * 4 / 1440; - return time_from_decimal_day(date, decimal_day) - (time_t)(tz_offset * 60 * 60); + return time_from_decimal_day(date, decimal_day) - + (time_t)(tz_offset * 60 * 60); } time_t Sunclock::solar_noon() { return solar_noon(time(0)); } @@ -80,10 +85,13 @@ time_t Sunclock::solar_noon(time_t date) { double _obliq_corr = obliq_corr(_mean_obliq_ecliptic, _julian_century); double _eccent_earth_orbit = eccent_earth_orbit(_julian_century); double _var_y = var_y(_obliq_corr); - double _eq_of_time = eq_of_time(_var_y, _mean_long_sun, _eccent_earth_orbit, _mean_anom_sun); + double _eq_of_time = + eq_of_time(_var_y, _mean_long_sun, _eccent_earth_orbit, _mean_anom_sun); - double decimal_day = (720 - 4 * longitude - _eq_of_time + tz_offset * 60) / 1440; - return time_from_decimal_day(date, decimal_day) - (time_t)(tz_offset * 60 * 60); + double decimal_day = + (720 - 4 * longitude - _eq_of_time + tz_offset * 60) / 1440; + return time_from_decimal_day(date, decimal_day) - + (time_t)(tz_offset * 60 * 60); } time_t Sunclock::sunset() { return sunset(time(0)); } @@ -103,13 +111,16 @@ time_t Sunclock::sunset(time_t date) { double _sun_app_long = sun_app_long(_sun_true_long, _julian_century); double _eccent_earth_orbit = eccent_earth_orbit(_julian_century); double _var_y = var_y(_obliq_corr); - double _eq_of_time = eq_of_time(_var_y, _mean_long_sun, _eccent_earth_orbit, _mean_anom_sun); + double _eq_of_time = + eq_of_time(_var_y, _mean_long_sun, _eccent_earth_orbit, _mean_anom_sun); double _declination = declination(_obliq_corr, _sun_app_long); double _hour_angle_sunrise = hour_angle_sunrise(_declination); - double noon_decimal_day = (720 - 4 * longitude - _eq_of_time + tz_offset * 60) / 1440; + double noon_decimal_day = + (720 - 4 * longitude - _eq_of_time + tz_offset * 60) / 1440; double decimal_day = noon_decimal_day + _hour_angle_sunrise * 4 / 1440; - return time_from_decimal_day(date, decimal_day) - (time_t)(tz_offset * 60 * 60); + return time_from_decimal_day(date, decimal_day) - + (time_t)(tz_offset * 60 * 60); } double Sunclock::time_of_day(time_t date) { @@ -142,7 +153,8 @@ time_t Sunclock::time_from_decimal_day(time_t date, double decimal_day) { int Sunclock::days_since_1900(struct tm *t) { int year = t->tm_year; if (year < 0 || year > 199) { - throw std::invalid_argument("days_since_1900 - Date must be between 1900 and 2099"); + throw std::invalid_argument( + "days_since_1900 - Date must be between 1900 and 2099"); } int month = t->tm_mon + 1; int days = t->tm_mday; @@ -157,33 +169,44 @@ int Sunclock::days_since_1900(struct tm *t) { return (yearDays + monthDays + days - 63); } -double Sunclock::julian_day(struct tm *t, double const &time_of_day, double const &tz_offset) { +double Sunclock::julian_day(struct tm *t, double const &time_of_day, + double const &tz_offset) { return days_since_1900(t) + 2415018.5 + time_of_day - tz_offset / 24; } -double Sunclock::julian_century(double _julian_day) { return (_julian_day - 2451545.0) / 36525.0; } +double Sunclock::julian_century(double _julian_day) { + return (_julian_day - 2451545.0) / 36525.0; +} double Sunclock::mean_long_sun(double _julian_century) { - return (280.46646 + fmod(_julian_century * (36000.76983 + _julian_century * 0.0003032), 360)); + return ( + 280.46646 + + fmod(_julian_century * (36000.76983 + _julian_century * 0.0003032), 360)); } double Sunclock::mean_anom_sun(double _julian_century) { - return 357.52911 + _julian_century * (35999.05029 - 0.0001537 * _julian_century); + return 357.52911 + + _julian_century * (35999.05029 - 0.0001537 * _julian_century); } -double Sunclock::sun_eq_of_centre(double _mean_anom_sun, double _julian_century) { - return sin(rad(_mean_anom_sun)) - * (1.914602 - _julian_century * (0.004817 + 0.000014 * _julian_century)) - + sin(rad(2 * _mean_anom_sun)) * (0.019993 - 0.000101 * _julian_century) - + sin(rad(3 * _mean_anom_sun)) * 0.000289; +double Sunclock::sun_eq_of_centre(double _mean_anom_sun, + double _julian_century) { + return sin(rad(_mean_anom_sun)) * + (1.914602 - + _julian_century * (0.004817 + 0.000014 * _julian_century)) + + sin(rad(2 * _mean_anom_sun)) * + (0.019993 - 0.000101 * _julian_century) + + sin(rad(3 * _mean_anom_sun)) * 0.000289; } -double Sunclock::sun_true_long(double _mean_long_sun, double _sun_eq_of_centre) { +double Sunclock::sun_true_long(double _mean_long_sun, + double _sun_eq_of_centre) { return _mean_long_sun + _sun_eq_of_centre; } double Sunclock::eccent_earth_orbit(double _julian_century) { - return 0.016708634 - _julian_century * (0.000042037 + 0.0001537 * _julian_century); + return 0.016708634 - + _julian_century * (0.000042037 + 0.0001537 * _julian_century); } double Sunclock::var_y(double _obliq_corr) { @@ -191,55 +214,63 @@ double Sunclock::var_y(double _obliq_corr) { } double Sunclock::mean_obliq_ecliptic(double _julian_century) { - return (23 - + (26 - + ((21.448 - - _julian_century - * (46.815 + _julian_century * (0.00059 - _julian_century * 0.001813)))) - / 60) - / 60); + return (23 + (26 + ((21.448 - _julian_century * + (46.815 + _julian_century * + (0.00059 - _julian_century * + 0.001813)))) / + 60) / + 60); } -double Sunclock::obliq_corr(double _mean_obliq_ecliptic, double _julian_century) { - return _mean_obliq_ecliptic + 0.00256 * cos(deg(125.04 - 1934.136 * _julian_century)); +double Sunclock::obliq_corr(double _mean_obliq_ecliptic, + double _julian_century) { + return _mean_obliq_ecliptic + + 0.00256 * cos(deg(125.04 - 1934.136 * _julian_century)); } double Sunclock::sun_app_long(double _sun_true_long, double _julian_century) { - return (_sun_true_long - 0.00569 - 0.00478 * sin(deg(125.04 - 1934.136 * _julian_century))); + return (_sun_true_long - 0.00569 - + 0.00478 * sin(deg(125.04 - 1934.136 * _julian_century))); } double Sunclock::declination(double _obliq_corr, double _sun_app_long) { return deg(asin(sin(rad(_obliq_corr)) * sin(rad(_sun_app_long)))); } -double Sunclock::eq_of_time(double _var_y, double _mean_long_sun, double _eccent_earth_orbit, - double _mean_anom_sun) { - return 4 - * deg(_var_y * sin(2 * rad(_mean_long_sun)) - - 2 * _eccent_earth_orbit * sin(rad(_mean_anom_sun)) - + 4 * _eccent_earth_orbit * _var_y * sin(rad(_mean_anom_sun)) - * cos(2 * rad(_mean_long_sun)) - - 0.5 * _var_y * _var_y * sin(4 * rad(_mean_long_sun)) - - 1.25 * _eccent_earth_orbit * _eccent_earth_orbit * sin(2 * rad(_mean_anom_sun))); +double Sunclock::eq_of_time(double _var_y, double _mean_long_sun, + double _eccent_earth_orbit, double _mean_anom_sun) { + return 4 * deg(_var_y * sin(2 * rad(_mean_long_sun)) - + 2 * _eccent_earth_orbit * sin(rad(_mean_anom_sun)) + + 4 * _eccent_earth_orbit * _var_y * sin(rad(_mean_anom_sun)) * + cos(2 * rad(_mean_long_sun)) - + 0.5 * _var_y * _var_y * sin(4 * rad(_mean_long_sun)) - + 1.25 * _eccent_earth_orbit * _eccent_earth_orbit * + sin(2 * rad(_mean_anom_sun))); } double Sunclock::true_solar_time(double _time_of_day, double _eq_of_time) { - return fmod((_time_of_day * 1440 + _eq_of_time + 4 * longitude - 60 * tz_offset), 1440); + return fmod( + (_time_of_day * 1440 + _eq_of_time + 4 * longitude - 60 * tz_offset), + 1440); } double Sunclock::hour_angle(double _true_solar_time) { - return (_true_solar_time / 4 < 0 ? _true_solar_time / 4 + 180 : _true_solar_time / 4 - 180); + return (_true_solar_time / 4 < 0 ? _true_solar_time / 4 + 180 + : _true_solar_time / 4 - 180); } double Sunclock::hour_angle_sunrise(double _declination) { - return deg(acos(cos(rad(90.833)) / (cos(rad(latitude)) * cos(rad(_declination))) - - tan(rad(latitude)) * tan(rad(_declination)))); + return deg( + acos(cos(rad(90.833)) / (cos(rad(latitude)) * cos(rad(_declination))) - + tan(rad(latitude)) * tan(rad(_declination)))); } double Sunclock::solar_zenith(double _declination, double _hour_angle) { - return deg(acos(sin(rad(latitude)) * sin(rad(_declination)) - + cos(rad(latitude)) * cos(rad(_declination)) * cos(rad(_hour_angle)))); + return deg(acos(sin(rad(latitude)) * sin(rad(_declination)) + + cos(rad(latitude)) * cos(rad(_declination)) * + cos(rad(_hour_angle)))); } -double Sunclock::solar_elevation(double _solar_zenith) { return 90 - _solar_zenith; } - +double Sunclock::solar_elevation(double _solar_zenith) { + return 90 - _solar_zenith; +} |