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Use White channel on RGBW LEDs (#7678)

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* Use White channel on RGBW LEDs

Co-authored-by: kwerdenker <sebastian.spindler@gmail.com>

* Manually apply white channel to array

* Move where convert_rgb_to_rgbw is called

* Fix type for rgbw led struct

* Add changes to Ergodox EZ

can revert if deemed necessary

* Revert "Add changes to Ergodox EZ"

This reverts commit aa44db198d40d758ca10470eb94615513592d1dd.

* Revert "Fix type for rgbw led struct"

This reverts commit c5c744cba040201cc0d124400773cf13f8a2cf22.

* Revert "Move where convert_rgb_to_rgbw is called"

This reverts commit cd7f17caf6dd30731c54b3be54490fe4519444f9.

* Revert changes and fix up functions

* Enable white channel for Ergodox EZ as well

* Only run conversion of rgblight is enabled

Co-authored-by: kwerdenker <sebastian.spindler@gmail.com>
This commit is contained in:
Drashna Jaelre 2019-12-31 08:33:49 -08:00 • committed by Joel Challis
parent a52e55ec09
commit 7ba6456c0b
5 changed files with 33 additions and 4 deletions
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14
quantum/color.c
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@ -85,3 +85,17 @@ RGB hsv_to_rgb(HSV hsv) {
return rgb;
}
#ifdef RGBW
#ifndef MIN
# define MIN(a, b) ((a) < (b) ? (a) : (b))
#endif
void convert_rgb_to_rgbw(LED_TYPE *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