Ryan 208ebf54a9
WS2812 API rework (#24364)
* Begin WS2812 API rework

* Move RGBW conversion, clean up color.h, fix RGBW for AVR bitbang

* Formatting & update PS2AVRGB I2C driver (untested)

* Tested ARM bitbang RGB+RGBW

* Tested ARM SPI RGB - RGBW not working

* Tested ARM PWM RGB+RGBW

* Tested RP2040 PIO driver RGB+RGBW

* Update RGBLight

* Formatting

* Fix BM60HSRGB rev2

* Fix oddforge/vea

* Fix 1k and XD002 RGBLite

* Fix model_m/mschwingen

* Fix handwired/promethium

* Rename `WS2812_LED_TOTAL` for BM60HSRGB

* Fix work_louder boards

* Fix dawn60

* Fix rgbkb/pan

* Fix neson_design/700e and n6

* Fix ergodox_ez/shine

* ergodox_ez/shine: invert indices for left half

* Fix matrix/abelx

* Fix matrix/m20add

* Remove custom rgblight driver for matrix/noah - should be done with lighting layers

* Fix LED indexes for RGBLight split

* Rename `convert_rgb_to_rgbw()` to `ws2812_rgb_to_rgbw()`

* Update WS2812 API docs

* `ergodox_ez/shine`: simplify LED index calculation

* LED/RGB Matrix: Add weak function for LED index resolution

* Bandaid fix for RGB Matrix splits not using WS2812

* `steelseries/prime_plus`: redo custom RGBLight driver

* Update keyboards/steelseries/prime_plus/rgblight_custom.c

Co-authored-by: Dasky <32983009+daskygit@users.noreply.github.com>

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Co-authored-by: Dasky <32983009+daskygit@users.noreply.github.com>
2024-10-06 21:01:07 +13:00

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C

// 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