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use constrain to keep in segment limits

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fishbone-git 2021-04-05 16:08:35 +02:00
parent ecdc0a3800
commit f18dced2f3
1 changed files with 1 additions and 1 deletions
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wled00/FX.cpp
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@ -3108,7 +3108,7 @@ uint16_t WS2812FX::mode_drip(void)
drops[j].vel += gravity;
for (uint16_t i=1;i<7-drops[j].colIndex;i++) { // some minor math so we don't expand bouncing droplets
uint16_t pos = uint16_t(drops[j].pos) +i; //this is BAD, returns a pos >= SEGLEN occasionally
uint16_t pos = constrain(uint16_t(drops[j].pos) +i, 0, SEGLEN-1); //this is BAD, returns a pos >= SEGLEN occasionally
setPixelColor(pos,color_blend(BLACK,SEGCOLOR(0),drops[j].col/i)); //spread pixel with fade while falling
}