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- /*
- Copyright 2015 Kai Ryu <[email protected]>
-
- 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 2 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 <http://www.gnu.org/licenses/>.
- */
-
- #include <avr/pgmspace.h>
- #include <avr/eeprom.h>
- #include "rgb.h"
- #include "light_ws2812.h"
-
- static const uint8_t rgb_table[RGB_LEVELS][3] PROGMEM = {
- { 0, 0, 0 },
- { 255, 0, 0 },
- { 255, 127, 0 },
- { 255, 255, 0 },
- { 0, 255, 0 },
- { 0, 255, 255 },
- { 0, 0, 255 },
- { 143, 0, 255 },
- { 255, 255, 255 }
- };
-
- static rgb_config_t rgb_config;
-
- void rgb_write_config(void);
- void rgb_read_config(void);
- void rgb_set(uint8_t level);
-
- void rgb_init(void)
- {
- rgb_read_config();
- if (rgb_config.raw == RGB_UNCONFIGURED) {
- rgb_config.enable = 0;
- rgb_config.level = RGB_OFF;
- rgb_write_config();
- }
- if (rgb_config.enable) {
- rgb_set(rgb_config.level);
- }
- }
-
- void rgb_read_config(void)
- {
- rgb_config.raw = eeprom_read_byte(EECONFIG_RGB);
- }
-
- void rgb_write_config(void)
- {
- eeprom_write_byte(EECONFIG_RGB, rgb_config.raw);
- }
-
- void rgb_toggle(void)
- {
- if (rgb_config.enable) {
- rgb_off();
- }
- else {
- rgb_on();
- }
- }
-
- void rgb_on(void)
- {
- rgb_config.enable = 1;
- rgb_set(rgb_config.level);
- rgb_write_config();
- }
-
- void rgb_off(void)
- {
- rgb_config.enable = 0;
- rgb_set(RGB_OFF);
- rgb_write_config();
- }
-
- void rgb_decrease(void)
- {
- if(rgb_config.level > 0) {
- rgb_config.level--;
- rgb_config.enable = (rgb_config.level != 0);
- rgb_write_config();
- }
- rgb_set(rgb_config.level);
- }
-
- void rgb_increase(void)
- {
- if(rgb_config.level < RGB_LEVELS - 1) {
- rgb_config.level++;
- rgb_config.enable = 1;
- rgb_write_config();
- }
- rgb_set(rgb_config.level);
- }
-
- void rgb_step(void)
- {
- rgb_config.level++;
- if(rgb_config.level >= RGB_LEVELS)
- {
- rgb_config.level = 0;
- }
- rgb_config.enable = (rgb_config.level != 0);
- rgb_set(rgb_config.level);
- }
-
- void rgb_set(uint8_t level)
- {
- struct cRGB rgb[1];
- rgb[0].r = pgm_read_byte(&rgb_table[level][0]);
- rgb[0].g = pgm_read_byte(&rgb_table[level][1]);
- rgb[0].b = pgm_read_byte(&rgb_table[level][2]);
- ws2812_setleds(rgb, 1);
- }
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