127 lines
2.7 KiB
C
127 lines
2.7 KiB
C
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/*
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Copyright 2015 Kai Ryu <kai1103@gmail.com>
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <avr/pgmspace.h>
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#include <avr/eeprom.h>
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#include "rgb.h"
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#include "light_ws2812.h"
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static const uint8_t rgb_table[RGB_LEVELS][3] PROGMEM = {
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{ 0, 0, 0 },
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{ 255, 0, 0 },
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{ 255, 127, 0 },
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{ 255, 255, 0 },
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{ 0, 255, 0 },
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{ 0, 255, 255 },
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{ 0, 0, 255 },
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{ 143, 0, 255 },
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{ 255, 255, 255 }
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};
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static rgb_config_t rgb_config;
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void rgb_write_config(void);
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void rgb_read_config(void);
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void rgb_set(uint8_t level);
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void rgb_init(void)
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{
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rgb_read_config();
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if (rgb_config.raw == RGB_UNCONFIGURED) {
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rgb_config.enable = 0;
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rgb_config.level = RGB_OFF;
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rgb_write_config();
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}
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if (rgb_config.enable) {
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rgb_set(rgb_config.level);
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}
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}
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void rgb_read_config(void)
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{
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rgb_config.raw = eeprom_read_byte(EECONFIG_RGB);
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}
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void rgb_write_config(void)
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{
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eeprom_write_byte(EECONFIG_RGB, rgb_config.raw);
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}
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void rgb_toggle(void)
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{
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if (rgb_config.enable) {
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rgb_off();
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}
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else {
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rgb_on();
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}
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}
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void rgb_on(void)
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{
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rgb_config.enable = 1;
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rgb_set(rgb_config.level);
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rgb_write_config();
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}
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void rgb_off(void)
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{
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rgb_config.enable = 0;
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rgb_set(RGB_OFF);
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rgb_write_config();
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}
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void rgb_decrease(void)
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{
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if(rgb_config.level > 0) {
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rgb_config.level--;
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rgb_config.enable = (rgb_config.level != 0);
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rgb_write_config();
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}
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rgb_set(rgb_config.level);
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}
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void rgb_increase(void)
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{
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if(rgb_config.level < RGB_LEVELS - 1) {
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rgb_config.level++;
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rgb_config.enable = 1;
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rgb_write_config();
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}
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rgb_set(rgb_config.level);
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}
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void rgb_step(void)
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{
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rgb_config.level++;
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if(rgb_config.level >= RGB_LEVELS)
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{
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rgb_config.level = 0;
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}
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rgb_config.enable = (rgb_config.level != 0);
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rgb_set(rgb_config.level);
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}
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void rgb_set(uint8_t level)
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{
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struct cRGB rgb[1];
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rgb[0].r = pgm_read_byte(&rgb_table[level][0]);
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rgb[0].g = pgm_read_byte(&rgb_table[level][1]);
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rgb[0].b = pgm_read_byte(&rgb_table[level][2]);
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ws2812_setleds(rgb, 1);
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}
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