summaryrefslogtreecommitdiff
path: root/keyboards/handwired/promethium/rgbsps.c
diff options
context:
space:
mode:
Diffstat (limited to 'keyboards/handwired/promethium/rgbsps.c')
-rw-r--r--keyboards/handwired/promethium/rgbsps.c73
1 files changed, 73 insertions, 0 deletions
diff --git a/keyboards/handwired/promethium/rgbsps.c b/keyboards/handwired/promethium/rgbsps.c
new file mode 100644
index 0000000000..f30badd356
--- /dev/null
+++ b/keyboards/handwired/promethium/rgbsps.c
@@ -0,0 +1,73 @@
+#include "light_ws2812.h"
+#include "rgbsps.h"
+
+struct cRGB led[RGBSPS_NUM];
+
+void rgbsps_set(uint8_t index, uint8_t r, uint8_t g, uint8_t b) {
+ led[index].r = r;
+ led[index].g = g;
+ led[index].b = b;
+}
+
+void rgbsps_setall(uint8_t r, uint8_t g, uint8_t b) {
+ for (uint16_t i = 0; i < RGBSPS_NUM; i++) {
+ rgbsps_set(i, r, g, b);
+ }
+}
+
+void rgbsps_turnoff(void) {
+ rgbsps_setall(0, 0, 0);
+}
+
+void rgbsps_send(void) {
+ ws2812_setleds(led, RGBSPS_NUM);
+}
+
+void rgbsps_sethsv(uint8_t index, uint16_t hue, uint8_t sat, uint8_t val) {
+ uint8_t r = 0, g = 0, b = 0, base, color;
+
+ if (sat == 0) { // Acromatic color (gray). Hue doesn't mind.
+ r = val;
+ g = val;
+ b = val;
+ } else {
+ base = ((255 - sat) * val) >> 8;
+ color = (val - base) * (hue % 60) / 60;
+
+ switch (hue / 60) {
+ case 0:
+ r = val;
+ g = base + color;
+ b = base;
+ break;
+ case 1:
+ r = val - color;
+ g = val;
+ b = base;
+ break;
+ case 2:
+ r = base;
+ g = val;
+ b = base + color;
+ break;
+ case 3:
+ r = base;
+ g = val - color;
+ b = val;
+ break;
+ case 4:
+ r = base + color;
+ g = base;
+ b = val;
+ break;
+ case 5:
+ r = val;
+ g = base;
+ b = val - color;
+ break;
+ }
+ }
+
+ rgbsps_set(index, r, g, b);
+}
+