87 lines
2.9 KiB
Arduino
87 lines
2.9 KiB
Arduino
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/* beatwave
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*
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* By: Andrew Tuline
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*
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* Date: October, 2015
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*
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* This animation combines coloured wave values from several beatsin8() functions. See what you can do to mix this one up.
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*
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*/
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#include "FastLED.h" // FastLED library.
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#if FASTLED_VERSION < 3001000
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#error "Requires FastLED 3.1 or later; check github for latest code."
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#endif
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// Fixed definitions cannot change on the fly.
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#define LED_DT 12 // Data pin to connect to the strip.
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#define LED_CK 11 // Clock pin for WS2801 or APA102.
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#define COLOR_ORDER BGR // It's GRB for WS2812 and BGR for APA102.
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#define LED_TYPE APA102 // Using APA102, WS2812, WS2801. Don't forget to change LEDS.addLeds.
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#define NUM_LEDS 60 // Number of LED's.
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// Global variables can be changed on the fly.
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uint8_t max_bright = 128; // Overall brightness definition. It can be changed on the fly.
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struct CRGB leds[NUM_LEDS]; // Initialize our LED array.
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// Palette definitions
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CRGBPalette16 currentPalette;
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CRGBPalette16 targetPalette;
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TBlendType currentBlending = LINEARBLEND;
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void setup() {
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Serial.begin(57600); // Initialize serial port for debugging.
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delay(1000); // Soft startup to ease the flow of electrons.
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LEDS.addLeds<LED_TYPE, LED_DT, LED_CK, COLOR_ORDER>(leds, NUM_LEDS); // Use this for WS2801 or APA102
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// LEDS.addLeds<LED_TYPE, LED_DT, COLOR_ORDER>(leds, NUM_LEDS); // Use this for WS2812
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currentPalette = RainbowColors_p;
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FastLED.setBrightness(max_bright);
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set_max_power_in_volts_and_milliamps(5, 500); // FastLED Power management set at 5V, 500mA.
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} // setup()
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void loop() {
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beatwave();
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EVERY_N_MILLISECONDS(100) {
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uint8_t maxChanges = 24;
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nblendPaletteTowardPalette(currentPalette, targetPalette, maxChanges); // AWESOME palette blending capability.
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}
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EVERY_N_SECONDS(5) { // Change the target palette to a random one every 5 seconds.
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targetPalette = CRGBPalette16(CHSV(random8(), 255, random8(128,255)), CHSV(random8(), 255, random8(128,255)), CHSV(random8(), 192, random8(128,255)), CHSV(random8(), 255, random8(128,255)));
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}
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FastLED.show();
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} // loop()
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void beatwave() {
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uint8_t wave1 = beatsin8(9, 0, 255); // That's the same as beatsin8(9);
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uint8_t wave2 = beatsin8(8, 0, 255);
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uint8_t wave3 = beatsin8(7, 0, 255);
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uint8_t wave4 = beatsin8(6, 0, 255);
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for (int i=0; i<NUM_LEDS; i++) {
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leds[i] = ColorFromPalette( currentPalette, i+wave1+wave2+wave3+wave4, 255, currentBlending);
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}
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} // beatwave()
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