#include <FastLED.h>
#define NUM_LEDS 18
#define LED_PIN 2
CRGB leds[NUM_LEDS];
CRGBPalette16 lavaPalette = CRGBPalette16(
CRGB::DarkRed, CRGB::Maroon, CRGB::DarkRed, CRGB::Maroon,
CRGB::DarkRed, CRGB::Maroon, CRGB::DarkRed, CRGB::DarkRed,
CRGB::DarkRed, CRGB::DarkRed, CRGB::Red, CRGB::Orange,
CRGB::White, CRGB::Orange, CRGB::Red, CRGB::DarkRed
);
uint16_t brightnessScale = 150;
uint16_t indexScale = 100;
void setup() {
FastLED.addLeds<WS2812B, LED_PIN, GRB>(leds, NUM_LEDS);
FastLED.setBrightness(50);
Serial.begin(57600);
}
void loop() {
for (int i = 0; i < NUM_LEDS; i++) {
uint8_t brightness = inoise8(i * brightnessScale, millis() / 5);
uint8_t index = inoise8(i * indexScale, millis() /10);
leds[i] = ColorFromPalette(lavaPalette, index, brightness);
//leds[i] = CHSV(0, 255, brightness);
}
FastLED.show();
}