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allow gamma corrected preview without gamma corrected LEDs

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Frank
2023-08-05 00:06:58 +02:00
parent f010adfe24
commit 8e678ffa5e
4 changed files with 18 additions and 7 deletions
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16
wled00/json.cpp
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@@ -1440,9 +1440,19 @@ bool serveLiveLeds(AsyncWebServerRequest* request, uint32_t wsClient)
for (size_t i= 0; i < used; i += n)
{
uint32_t c = strip.getPixelColor(i);
uint8_t r = qadd8(W(c), R(c)); //add white channel to RGB channels as a simple RGBW -> RGB map
uint8_t g = qadd8(W(c), G(c));
uint8_t b = qadd8(W(c), B(c));
// WLEDMM begin: live leds with color gamma correction
uint8_t w = W(c); // not sure why, but it looks better if always using "white" without corrections
uint8_t r,g,b;
if (gammaCorrectPreview) {
r = qadd8(w, unGamma8(R(c))); //R, add white channel to RGB channels as a simple RGBW -> RGB map
g = qadd8(w, unGamma8(G(c))); //G
b = qadd8(w, unGamma8(B(c))); //B
} else {
// WLEDMM end
r = qadd8(w, R(c)); //add white channel to RGB channels as a simple RGBW -> RGB map
g = qadd8(w, G(c));
b = qadd8(w, B(c));
}
olen += sprintf(obuf + olen, "\"%06X\",", RGBW32(r,g,b,0));
}
olen -= 1;