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| #include <Arduino.h> #include <FastLED.h>
#define LED_PIN 13 #define NUM_LEDS 1 #define BRIGHTNESS 50 #define LED_TYPE SK6812 #define COLOR_ORDER GRB #define UPDATES_PER_SECOND 100
CRGB leds[NUM_LEDS]; CRGBPalette16 currentPalette; TBlendType currentBlending;
extern CRGBPalette16 myRedWhiteBluePalette; extern const TProgmemPalette16 myRedWhiteBluePalette_p PROGMEM;
void SetupTotallyRandomPalette() { for( int i = 0; i < 16; i++) { currentPalette[i] = CHSV( random8(), 255, random8()); } }
void SetupBlackAndWhiteStripedPalette() { fill_solid( currentPalette, 16, CRGB::Black); currentPalette[0] = CRGB::White; currentPalette[4] = CRGB::White; currentPalette[8] = CRGB::White; currentPalette[12] = CRGB::White; }
void SetupPurpleAndGreenPalette() { CRGB purple = CHSV( HUE_PURPLE, 255, 255); CRGB green = CHSV( HUE_GREEN, 255, 255); CRGB black = CRGB::Black; currentPalette = CRGBPalette16( green, green, black, black, purple, purple, black, black, green, green, black, black, purple, purple, black, black ); }
const TProgmemPalette16 myRedWhiteBluePalette_p PROGMEM = { CRGB::Red, CRGB::Gray, CRGB::Blue, CRGB::Black, CRGB::Red, CRGB::Gray, CRGB::Blue, CRGB::Black, CRGB::Red, CRGB::Red, CRGB::Gray, CRGB::Gray, CRGB::Blue, CRGB::Blue, CRGB::Black, CRGB::Black };
void FillLEDsFromPaletteColors( uint8_t colorIndex) { uint8_t brightness = 255; for( int i = 0; i < NUM_LEDS; i++) { leds[i] = ColorFromPalette( currentPalette, colorIndex, brightness, currentBlending); colorIndex += 3; } }
void ChangePalettePeriodically() { uint8_t secondHand = (millis() / 1000) % 60; static uint8_t lastSecond = 99; if( lastSecond != secondHand) { lastSecond = secondHand; if( secondHand == 0) { currentPalette = RainbowColors_p; currentBlending = LINEARBLEND; } if( secondHand == 10) { currentPalette = RainbowStripeColors_p; currentBlending = NOBLEND; } if( secondHand == 15) { currentPalette = RainbowStripeColors_p; currentBlending = LINEARBLEND; } if( secondHand == 20) { SetupPurpleAndGreenPalette(); currentBlending = LINEARBLEND; } if( secondHand == 25) { SetupTotallyRandomPalette(); currentBlending = LINEARBLEND; } if( secondHand == 30) { SetupBlackAndWhiteStripedPalette(); currentBlending = NOBLEND; } if( secondHand == 35) { SetupBlackAndWhiteStripedPalette(); currentBlending = LINEARBLEND; } if( secondHand == 40) { currentPalette = CloudColors_p; currentBlending = LINEARBLEND; } if( secondHand == 45) { currentPalette = PartyColors_p; currentBlending = LINEARBLEND; } if( secondHand == 50) { currentPalette = myRedWhiteBluePalette_p; currentBlending = NOBLEND; } if( secondHand == 55) { currentPalette = myRedWhiteBluePalette_p; currentBlending = LINEARBLEND; } } }
void setup() { delay( 1000 ); FastLED.addLeds<LED_TYPE, LED_PIN, COLOR_ORDER>(leds, NUM_LEDS).setCorrection( TypicalLEDStrip ); FastLED.setBrightness( BRIGHTNESS ); currentPalette = RainbowColors_p; currentBlending = LINEARBLEND; }
void loop() { ChangePalettePeriodically(); Serial.println(123); static uint8_t startIndex = 0; startIndex = startIndex + 1; FillLEDsFromPaletteColors( startIndex); FastLED.show(); FastLED.delay(1000 / UPDATES_PER_SECOND); }
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