From 1be48c64b4e5df9e9b1ad69b3bb30b867b0abf9e Mon Sep 17 00:00:00 2001 From: Mattias Andrée Date: Sun, 6 Oct 2019 09:36:23 +0200 Subject: Clean up MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Mattias Andrée --- src/libred.h | 237 ----------------------------------------------------------- 1 file changed, 237 deletions(-) delete mode 100644 src/libred.h (limited to 'src/libred.h') diff --git a/src/libred.h b/src/libred.h deleted file mode 100644 index 3cc2c86..0000000 --- a/src/libred.h +++ /dev/null @@ -1,237 +0,0 @@ -/** - * Copyright © 2016 Mattias Andrée - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see . - */ -#ifndef LIBRED_H -#define LIBRED_H - - - -/** - * Approximate apparent size of the Sun in degrees. - */ -#define LIBRED_SOLAR_APPARENT_RADIUS (32.0 / 60.0) - - -/** - * The Sun's elevation at sunset and sunrise, measured in degrees. - */ -#define LIBRED_SOLAR_ELEVATION_SUNSET_SUNRISE (-32.0 / 60.0) - -/** - * The Sun's elevation at civil dusk and civil dawn, measured in degrees. - */ -#define LIBRED_SOLAR_ELEVATION_CIVIL_DUSK_DAWN (-6.0) - -/** - * The Sun's elevation at nautical dusk and nautical dawn, measured in degrees. - */ -#define LIBRED_SOLAR_ELEVATION_NAUTICAL_DUSK_DAWN (-12.0) - -/** - * The Sun's elevation at astronomical dusk and astronomical dawn, measured in degrees. - */ -#define LIBRED_SOLAR_ELEVATION_ASTRONOMICAL_DUSK_DAWN (-18.0) - -/** - * The Sun's elevation at amateur astronomical dusk and amateur astronomical dawn, measured in degrees. - */ -#define LIBRED_SOLAR_ELEVATION_AMATEUR_ASTRONOMICAL_DUSK_DAWN (-15.0) - -/** - * The Sun's lowest elevation during the golden hour, measured in degrees. - */ -#define LIBRED_SOLAR_ELEVATION_GOLDEN_HOUR_LOW (-4.0) - -/** - * The Sun's highest elevation during the golden hour, measured in degrees. - */ -#define LIBRED_SOLAR_ELEVATION_GOLDEN_HOUR_HIGH (6.0) - -/** - * The Sun's lowest elevation during the blue hour, measured in degrees. - */ -#define LIBRED_SOLAR_ELEVATION_BLUE_HOUR_LOW (-6.0) - -/** - * The Sun's highest elevation during the blue hour, measured in degrees. - */ -#define LIBRED_SOLAR_ELEVATION_BLUE_HOUR_HIGH (-4.0) - - -/** - * Test whether it is twilight. - * - * @param ELEV:double The current elevation. - * @return 1 if is twilight, 0 otherwise. - */ -#define LIBRED_IS_TWILIGHT(ELEV) ((-18.0 <= (ELEV)) && ((ELEV) <= -32.0 / 60.0)) - -/** - * Test whether it is civil twilight. - * - * @param ELEV:double The current elevation. - * @return 1 if is civil twilight, 0 otherwise. - */ -#define LIBRED_IS_CIVIL_TWILIGHT(ELEV) ((-6.0 <= (ELEV)) && ((ELEV) <= -32.0 / 60.0)) - -/** - * Test whether it is nautical twilight. - * - * @param ELEV:double The current elevation. - * @return 1 if is nautical twilight, 0 otherwise. - */ -#define LIBRED_IS_NAUTICAL_TWILIGHT(ELEV) ((-12.0 <= (ELEV)) && ((ELEV) <= -32.0 / 60.0)) - -/** - * Test whether it is astronomical twilight. - * - * @param ELEV:double The current elevation. - * @return 1 if is astronomical twilight, 0 otherwise. - */ -#define LIBRED_IS_ASTRONOMICAL_TWILIGHT(ELEV) ((-18.0 <= (ELEV)) && ((ELEV) <= -32.0 / 60.0)) - -/** - * Test whether it is amateur astronomical twilight. - * - * @param ELEV:double The current elevation. - * @return 1 if is amatuer astronomical twilight, 0 otherwise. - */ -#define LIBRED_IS_AMATEUR_ASTRONOMICAL_TWILIGHT(ELEV) ((-18.0 <= (ELEV)) && ((ELEV) <= -15.0)) - -/** - * Test whether it is nighttime. - * - * @param ELEV:double The current elevation. - * @return 1 if is nighttime, 0 otherwise. - */ -#define LIBRED_IS_NIGHTTIME(ELEV) ((ELEV) < -18.0) - -/** - * Test whether it is daytime. - * - * @param ELEV:double The current elevation. - * @return 1 if is daytime, 0 otherwise. - */ -#define LIBRED_IS_DAYTIME(ELEV) ((ELEV) > -32.0 / 60.0) - -/** - * Test whether it is the golden hour. - * - * @param ELEV:double The current elevation. - * @return 1 if is golden hour, 0 otherwise. - */ -#define LIBRED_IS_GOLDEN_HOUR(ELEV) ((-4.0 <= (ELEV)) && ((ELEV) <= 6.0)) - -/** - * Test whether it is the blue hour. - * - * @param ELEV:double The current elevation. - * @return 1 if is blue hour, 0 otherwise. - */ -#define LIBRED_IS_BLUE_HOUR(ELEV) ((-6.0 <= (ELEV)) && ((ELEV) <= -4.0)) - - -/** - * Calculates the Sun's elevation as apparent - * from a geographical position. - * - * @param latitude The latitude in degrees northwards from - * the equator, negative for southwards. - * @param longitude The longitude in degrees eastwards from - * Greenwich, negative for westwards. - * @return The Sun's apparent elevation as seen, right now, - * from the specified position, measured in degrees. - * - * @throws 0 On success. - * @throws Any error specified for clock_gettime(3) on error. - */ -double libred_solar_elevation(double, double); - - -/** - * Exit if time the is before year 0 in J2000. - * - * @return 0 on success, -1 on error. - */ -int libred_check_timetravel(void); - - - -/** - * The highest colour temperature in the table. - */ -#define LIBRED_HIGHEST_TEMPERATURE 40000 - -/** - * The lowest colour temperature in the table. - */ -#define LIBRED_LOWEST_TEMPERATURE 1000 - -/** - * The temperature difference between the colours in the table. - * Note, `libred_get_colour` will make interpolation for colours - * that are not in the table. - */ -#define LIBRED_DELTA_TEMPERATURE 100 - - -/** - * The file descriptor to the colour lookup table. - * -1 if none is open. - */ -extern int libred_fd; - -/** - * Iff this macro is define `libred_fd` is available. - */ -#define LIBRED_HAVE_FD 1 - - -/** - * This function must be called, once, - * before calling `libred_get_colour`. - * - * @return 0 on success, -1 on error. - * - * @throws Any error specified for `open(3)`. - */ -int libred_init_colour(void); - -/** - * Call this when the process will not - * longer make calls to `libred_get_colour`. - */ -void libred_term_colour(void); - -/** - * Get the [0, 1] sRGB values of a colour temperature. - * - * @param temp The desired colour temperature. - * @param r Output parameter for the “red” value. - * @param g Output parameter for the green value. - * @param b Output parameter for the blue value. - * @return 0 on succeess, -1 on error. - * - * @throws EOVERFLOW The file did not have the expected size. - * @throws EDOM The selected temperature is below 1000 K. - * @throws Any error specified for pread(3). - */ -int libred_get_colour(long int, double*, double*, double*); - - - -#endif - -- cgit v1.2.3-70-g09d2