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staryu: Make number of RGB LEDs configurable

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This commit is contained in:
Kai Ryu 2016-11-04 12:28:06 +09:00
parent bb673bba87
commit 06ccd085ef
2 changed files with 24 additions and 7 deletions
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28
keyboard/staryu/rgb.c
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@ -26,7 +26,8 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
volatile static uint8_t rgb_fading_enable = 0; volatile static uint8_t rgb_fading_enable = 0;
static rgb_config_t rgb_config; static rgb_config_t rgb_config;
static struct cRGB rgb_color[RGB_LED_COUNT]; static struct cRGB rgb_color[RGB_LED_MAX_COUNT];
static uint8_t rgb_count = 1;
static uint16_t rgb_hue = 0; static uint16_t rgb_hue = 0;
static uint8_t rgb_saturation = 255; static uint8_t rgb_saturation = 255;
static uint8_t rgb_brightness = 16; static uint8_t rgb_brightness = 16;
@ -39,15 +40,28 @@ static void rgb_write_config(void);
static void rgb_read_config(void); static void rgb_read_config(void);
static void rgb_set_level(uint8_t level); static void rgb_set_level(uint8_t level);
static void rgb_refresh(void); static void rgb_refresh(void);
#if 0
static void hue_to_rgb(uint16_t hue, struct cRGB *rgb); static void hue_to_rgb(uint16_t hue, struct cRGB *rgb);
#endif
static void hsb_to_rgb(uint16_t hue, uint8_t saturation, uint8_t brightness, struct cRGB *rgb); static void hsb_to_rgb(uint16_t hue, uint8_t saturation, uint8_t brightness, struct cRGB *rgb);
void rgb_init(void) void rgb_init(void)
{ {
bool write_config = false;
rgb_read_config(); rgb_read_config();
if (rgb_config.raw == RGB_UNCONFIGURED) { if (rgb_config.raw == RGB_UNCONFIGURED) {
rgb_config.enable = 0; rgb_config.enable = 0;
rgb_config.level = RGB_OFF; rgb_config.level = RGB_OFF;
write_config = true;
}
if (rgb_count == 0 || rgb_count == RGB_UNCONFIGURED) {
rgb_count = 1;
write_config = true;
}
else if (rgb_count > RGB_LED_MAX_COUNT) {
rgb_count = RGB_LED_MAX_COUNT;
}
if (write_config) {
rgb_write_config(); rgb_write_config();
} }
if (rgb_config.enable) { if (rgb_config.enable) {
@ -58,11 +72,13 @@ void rgb_init(void)
void rgb_read_config(void) void rgb_read_config(void)
{ {
rgb_config.raw = eeprom_read_byte(EECONFIG_RGB); rgb_config.raw = eeprom_read_byte(EECONFIG_RGB);
rgb_count = eeprom_read_byte(EECONFIG_RGB_COUNT);
} }
void rgb_write_config(void) void rgb_write_config(void)
{ {
eeprom_write_byte(EECONFIG_RGB, rgb_config.raw); eeprom_update_byte(EECONFIG_RGB, rgb_config.raw);
eeprom_update_byte(EECONFIG_RGB_COUNT, rgb_count);
} }
void rgb_toggle(void) void rgb_toggle(void)
@ -176,19 +192,19 @@ void rgb_refresh(void)
uint16_t hue; uint16_t hue;
uint8_t i; uint8_t i;
if (rgb_rainbow) { if (rgb_rainbow) {
for (i = 0; i < RGB_LED_COUNT; i++) { for (i = 0; i < rgb_count; i++) {
hue = rgb_hue + (768 / RGB_LED_COUNT) * i; hue = rgb_hue + (768 / rgb_count) * i;
hsb_to_rgb(hue, rgb_saturation, rgb_brightness, &rgb); hsb_to_rgb(hue, rgb_saturation, rgb_brightness, &rgb);
rgb_color[i] = rgb; rgb_color[i] = rgb;
} }
} }
else { else {
hsb_to_rgb(rgb_hue, rgb_saturation, rgb_brightness, &rgb); hsb_to_rgb(rgb_hue, rgb_saturation, rgb_brightness, &rgb);
for (i = 0; i < RGB_LED_COUNT; i++) { for (i = 0; i < rgb_count; i++) {
rgb_color[i] = rgb; rgb_color[i] = rgb;
} }
} }
ws2812_setleds(rgb_color, RGB_LED_COUNT); ws2812_setleds(rgb_color, rgb_count);
} }
#if 0 #if 0

3
keyboard/staryu/rgb.h
View File

@ -44,8 +44,9 @@ enum {
}; };
#define EECONFIG_RGB (uint8_t *)7 #define EECONFIG_RGB (uint8_t *)7
#define EECONFIG_RGB_COUNT (uint8_t *)8
#define RGB_UNCONFIGURED 0xFF #define RGB_UNCONFIGURED 0xFF
#define RGB_LED_COUNT 16 #define RGB_LED_MAX_COUNT 16
void rgb_init(void); void rgb_init(void);
void rgb_toggle(void); void rgb_toggle(void);