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Removed old stale RGB code.

pull/3/head
Maurice Makaay 3 years ago
parent
commit
a860ea9921
2 changed files with 0 additions and 82 deletions
  1. +0
    -3
      night_light.h
  2. +0
    -79
      rgb_light.h-old

+ 0
- 3
night_light.h View File

@ -11,9 +11,6 @@ class NightLight
{
public:
// Based on measurements using the original device firmware.
//float red = 0.968f;
//float green = 0.960f;
//float blue = 0.978f;
float red = 0.968f;
float green = 0.968f;
float blue = 0.972f;


+ 0
- 79
rgb_light.h-old View File

@ -1,79 +0,0 @@
#pragma once
#include <array>
#include <stdexcept>
namespace esphome {
namespace rgbww {
namespace yeelight_bs2 {
class RGBLight
{
public:
float red = 0;
float green = 0;
float blue = 0;
float white = 0;
void set_color(float red, float green, float blue, float brightness, float state)
{
// Overall, the RGB colors are very usable when simply scaling the
// RGB channels with the brightness, but around the white point,
// the color is a bit on the red side of the spectrum. The following
// scaling was created to fix that.
// These functions were created, based on actual measurements while
// using the original firmware, to generate white light
// (i.e. when RGB = [1,1,1]).
auto b = brightness * 100.0f;
auto red_w = 1.00f - (-0.0000121426 * b * b - 0.147576 * b + 93.2335) / 100.0f;
auto green_w = 1.00f - (-0.0000242425 * b * b - 0.340449 * b + 88.4423) / 100.0f;
auto blue_w = 1.00f - (-0.0000085869 * b * b - 0.109649 * b + 94.2026) / 100.0f;
// For colors that are not around the white point, we can scale the
// RGB channels with the requested brightness, resulting in a very
// usable color. Not 100% the same as the original firmware, but
// sometimes even better IMO.
auto red_c = red * brightness;
auto green_c = green * brightness;
auto blue_c = blue * brightness;
auto level_red = red_c;
auto level_green = green_c;
auto level_blue = blue_c;
//// The actual RGB values are a weighed mix of the above two.
//// The closer to the white point, the more the white point
//// value applies.
//auto min = red;
//if (blue < min) min = blue;
//if (green < min) min = green;
//if (min < 0.8f) min = 0.0f;
//auto level_red = red_w * min + red_c * (1.0f - min);
//auto level_green = green_w * min + green_c * (1.0f - min);
//auto level_blue = blue_w * min + blue_c * (1.0f - min);
//ESP_LOGD("rgb_light", "min=%f, red_w=%f, red_c=%f, red=%f", min, red_w, red_c, level_red);
//// A tweak that I noticed in the original firmware and that
//// were confirmed to be required to get the RGB mode to behave.
////if (level_red == 1.0f && level_blue > 0.1f && level_green == 0.0f) {
//// level_green = 1.0f - (0.955804f - 0.00334462f * level_blue);
////}
////if (level_red == 1.0f) {
//// level_red = level_blue > 0.1f ? 0.873f : 0.9f;
////}
//if (level_red > 0.9f) level_red = 0.9f;
//if (level_green > 0.9f) level_green = 0.9f;
//if (level_blue > 0.9f) level_blue = 0.9f;
// Invert the signal. The LEDs in the lamp's circuit are brighter
// when the pwm levels on the GPIO pins are lower.
this->red = 1.0f - level_red;
this->green = 1.0f - level_green;
this->blue = 1.0f - level_blue;
}
};
} // namespace yeelight_bs2
} // namespace rgbww
} // namespace esphome

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