Change twilight interval to -3 to 6
parent
601e15080e
commit
7c22eade9a
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@ -5,8 +5,8 @@
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#include "color_math.h"
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#include "color_math.h"
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#define SOLAR_HORIZON 90.833
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#define SOLAR_HORIZON 90.833
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#define SOLAR_START_CIVIL_TWILIGHT 6.0
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#define SOLAR_START_TWILIGHT 6.0
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#define SOLAR_END_CIVIL_TWILIGHT 3.0
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#define SOLAR_END_TWILIGHT -3.0
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static int is_leap(int year) {
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static int is_leap(int year) {
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return (year % 4 == 0 && year % 100 != 0) || year % 400 == 0;
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return (year % 4 == 0 && year % 100 != 0) || year % 400 == 0;
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@ -49,8 +49,8 @@ static void sun_angle(struct tm *tm, double longitude, double latitude, time_t *
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}
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}
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void sun(struct tm *tm, double longitude, double latitude, time_t *dawn, time_t *sunrise, time_t *sunset, time_t *dusk) {
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void sun(struct tm *tm, double longitude, double latitude, time_t *dawn, time_t *sunrise, time_t *sunset, time_t *dusk) {
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sun_angle(tm, longitude, latitude, dawn, dusk, SOLAR_HORIZON + SOLAR_START_CIVIL_TWILIGHT);
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sun_angle(tm, longitude, latitude, dawn, dusk, SOLAR_HORIZON + SOLAR_START_TWILIGHT);
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sun_angle(tm, longitude, latitude, sunrise, sunset, SOLAR_HORIZON + SOLAR_END_CIVIL_TWILIGHT);
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sun_angle(tm, longitude, latitude, sunrise, sunset, SOLAR_HORIZON + SOLAR_END_TWILIGHT);
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}
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}
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static int illuminant_d(int temp, double *x, double *y) {
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static int illuminant_d(int temp, double *x, double *y) {
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