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allowCCT performance improvement

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This commit is contained in:
cschwinne 2021-11-21 23:46:44 +01:00
parent 0465298507
commit b3324d22f5
5 changed files with 21 additions and 17 deletions
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2
wled00/FX.cpp
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@ -2614,7 +2614,7 @@ uint16_t WS2812FX::mode_glitter()
//each needs 11 bytes
//each needs 12 bytes
//Spark type is used for popcorn, 1D fireworks, and drip
typedef struct Spark {
float pos;

2
wled00/FX.h
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@ -247,7 +247,7 @@ class WS2812FX {
// segment parameters
public:
typedef struct Segment { // 30 (33 in memory?) bytes
typedef struct Segment { // 30 (32 in memory) bytes
uint16_t start;
uint16_t stop; //segment invalid if stop == 0
uint16_t offset;

29
wled00/colors.cpp
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@ -73,7 +73,7 @@ void colorKtoRGB(uint16_t kelvin, byte* rgb) //white spectrum to rgb, calc
g = round(288.1221695283 * pow((temp - 60), -0.0755148492));
b = 255;
}
//g += 15; //mod by Aircoookie, a bit less accurate but visibly less pinkish
//g += 12; //mod by Aircoookie, a bit less accurate but visibly less pinkish
rgb[0] = (uint8_t) constrain(r, 0, 255);
rgb[1] = (uint8_t) constrain(g, 0, 255);
rgb[2] = (uint8_t) constrain(b, 0, 255);
@ -248,20 +248,25 @@ void colorRGBtoRGBW(byte* rgb) //rgb to rgbw (http://codewelt.com/rgbw). (RGBW_M
// adjust RGB values based on color temperature in K (range [2800-10200]) (https://en.wikipedia.org/wiki/Color_balance)
void colorBalanceFromKelvin(uint16_t kelvin, byte *rgb)
{
byte rgbw[4] = {0,0,0,0};
colorKtoRGB(kelvin, rgbw); // convert Kelvin to RGB
rgb[0] = ((uint16_t) rgbw[0] * rgb[0]) / 255; // correct R
rgb[1] = ((uint16_t) rgbw[1] * rgb[1]) / 255; // correct G
rgb[2] = ((uint16_t) rgbw[2] * rgb[2]) / 255; // correct B
uint32_t col = RGBW32(rgb[0], rgb[1], rgb[2], 0);
col = colorBalanceFromKelvin(kelvin, col);
rgb[0] = R(col);
rgb[1] = G(col);
rgb[2] = B(col);
}
byte correctionRGB[4] = {0,0,0,0};
uint16_t lastKelvin = 0;
uint32_t colorBalanceFromKelvin(uint16_t kelvin, uint32_t rgb)
{
byte rgbw[4] = {0,0,0,0};
colorKtoRGB(kelvin, rgbw); // convert Kelvin to RGB
rgbw[0] = ((uint16_t) rgbw[0] * R(rgb)) / 255; // correct R
rgbw[1] = ((uint16_t) rgbw[1] * G(rgb)) / 255; // correct G
rgbw[2] = ((uint16_t) rgbw[2] * B(rgb)) / 255; // correct B
rgbw[3] = W(rgb);
//remember so that slow colorKtoRGB() doesn't have to run for every setPixelColor()
if (lastKelvin != kelvin) colorKtoRGB(kelvin, correctionRGB); // convert Kelvin to RGB
lastKelvin = kelvin;
byte rgbw[4];
rgbw[0] = ((uint16_t) correctionRGB[0] * R(rgb)) /255; // correct R
rgbw[1] = ((uint16_t) correctionRGB[1] * G(rgb)) /255; // correct G
rgbw[2] = ((uint16_t) correctionRGB[2] * B(rgb)) /255; // correct B
rgbw[3] = W(rgb);
return colorFromRgbw(rgbw);
}

1
wled00/led.cpp
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@ -30,7 +30,6 @@ void toggleOnOff()
{
briLast = bri;
bri = 0;
//unloadPlaylist(); // no longer necessary
}
}

2
wled00/wled.h
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@ -31,7 +31,7 @@
#ifndef WLED_DISABLE_MQTT
#define WLED_ENABLE_MQTT // saves 12kb
#endif
//#define WLED_ENABLE_ADALIGHT // saves 500b only (uses GPIO3 (RX) for serial)
#define WLED_ENABLE_ADALIGHT // saves 500b only (uses GPIO3 (RX) for serial)
//#define WLED_ENABLE_DMX // uses 3.5kb (use LEDPIN other than 2)
#ifndef WLED_DISABLE_LOXONE
#define WLED_ENABLE_LOXONE // uses 1.2kb