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author | Ryan <[email protected]> | 2025-01-25 17:38:12 +1100 |
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committer | GitHub <[email protected]> | 2025-01-25 17:38:12 +1100 |
commit | a6e931400ead19d3d34ca4a57785d1512dc2d12b (patch) | |
tree | 7bd11496da317433f129f2736a94939987ccbac8 /drivers/led/ws2812.c | |
parent | 2dd2d4eb8124cc92c9fb27d657fd9742a75a51e4 (diff) | |
download | qmk_firmware-a6e931400ead19d3d34ca4a57785d1512dc2d12b.tar.gz qmk_firmware-a6e931400ead19d3d34ca4a57785d1512dc2d12b.zip |
Relocate base WS2812 code (#24850)
Diffstat (limited to 'drivers/led/ws2812.c')
-rw-r--r-- | drivers/led/ws2812.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/led/ws2812.c b/drivers/led/ws2812.c new file mode 100644 index 0000000000..bf234c6f7d --- /dev/null +++ b/drivers/led/ws2812.c @@ -0,0 +1,15 @@ +// Copyright 2024 QMK +// SPDX-License-Identifier: GPL-2.0-or-later + +#include "ws2812.h" + +#if defined(WS2812_RGBW) +void ws2812_rgb_to_rgbw(ws2812_led_t *led) { + // Determine lowest value in all three colors, put that into + // the white channel and then shift all colors by that amount + led->w = MIN(led->r, MIN(led->g, led->b)); + led->r -= led->w; + led->g -= led->w; + led->b -= led->w; +} +#endif |