Philipp Jurasic
Published © GPL3+

RGB Lighting Reactive to Music and WiFi Controlled

Ever wanted your whole room to be lit in sync with the music? Or to be able to control it with your voice? Then this might be for you!

IntermediateFull instructions provided5 hours7,649
RGB Lighting Reactive to Music and WiFi Controlled

Things used in this project

Hardware components

Arduino UNO
Arduino UNO
×1
NodeMCU ESP8266 Breakout Board
NodeMCU ESP8266 Breakout Board
×1
SparkFun Logic Level Converter - Bi-Directional
SparkFun Logic Level Converter - Bi-Directional
×1
24V/14.6A Power Supply
OpenBuilds 24V/14.6A Power Supply
×1
NeoPixel strip
NeoPixel strip
×1

Software apps and online services

Blynk
Blynk
Prismatik
Maker service
IFTTT Maker service
Assistant SDK
Google Assistant SDK

Story

Read more

Code

Code snippet #2

Plain text
#define FASTLED_ESP8266_RAW_PIN_ORDER<br>#include 
"FastLED.h"<br>FASTLED_USING_NAMESPACE<br><br>#if defined(FASTLED_VERSION) && (FASTLED_VERSION < 3001000)
#warning "Requires FastLED 3.1 or later; check github for latest code."
#endif<br>#include "Wire.h"<br>#define BLYNK_PRINT Serial<br><br>#include "ESP8266WiFi.h"<br>#include "BlynkSimpleEsp8266.h"<br>#include 
"SimpleTimer.h"<br>SimpleTimer timer;<br>/*********************************** FastLED Defintions ********************************/<br>#define NUM_LEDSB    28<br>#define NUM_LEDSA    33<br>#define NUM_LEDST    19<br>#define NUM_LEDSC    9
#define NUM_LEDS    (NUM_LEDSB + NUM_LEDST + NUM_LEDSC)<br>#define DATA_PIN    5
#define COLOR_ORDER BRG
#define SLAVE_ADDRESS 8
#define NUM_DATA 8<br>/********************************GLOBAL SETTINGS**********************************/struct CRGB leds [NUM_LEDS];
struct CRGB ledsT[NUM_LEDST];
struct CRGB ledsB[NUM_LEDSB];
struct CRGB ledsC[NUM_LEDSC];
int mode = 2;<br>const int allEffects = 15;<br>int newMode;<br>bool ambi = false;<br>int music = 0;
int brightness = 255;
struct CRGB color;
int speed = 100;
/**********************************************BLYNK*************************************************/r auth[] = "bff47b8282bf4e129226fe8ab96460b2";
char ssid[] = "WLAN-DC2A79";
char pass[] = "7190774630806407";<br>BLYNK_WRITE(V1){brightness = param.asInt(); delay(10);}<br>

BLYNK_WRITE(V0){if(param.asInt()==0)
{
      if (mode != -1) {change(-1);}
    }
  else{
    Blynk.syncVirtual(V3);
  }
}

BLYNK_WRITE(V6) { // when Button Widget or Web API called
  if (param.asInt() == 1) {
    digitalWrite(15, HIGH);
    timer.setTimeout(200L, []() {  // reset pin in 200ms
    digitalWrite(15, LOW);
    });
  }
}

BLYNK_WRITE(V2)
{
  speed = param.asInt();
}

BLYNK_WRITE(V3)
{
  int in = param.asInt();
  if(in!=mode)
  {
    change(in);
  }
}
BLYNK_WRITE(V4)
{
  ambi = param.asInt() == 1;
}
BLYNK_WRITE(V5)
{
  music = (param.asInt()-1) % 5 ;
}

BLYNK_WRITE(V10)
{
  color.r = param[0].asInt();
  color.g = param[1].asInt();
  color.b = param[2].asInt();

if(14!=mode)
  {
    change(14);
  }
}
/******************************** GLOBALS for fade *******************************/

CRGB oldLeds[NUM_LEDS];
const int fadeTime = 1200;
unsigned long fadeStart = 0;
bool fading = true;
const bool directFade = false;

/********************************** GLOBALS for EFFECTS ******************************/
//RAINBOW
uint8_t thishue = 0;                                          // Starting hue value.
uint8_t deltahue = 10;

//CANDYCANE
CRGBPalette16 currentPalettestriped;

//NOISE
static uint16_t dist;         // A random number for our noise generator.
const uint16_t scale = 30;          // Wouldn't recommend changing this on the fly, or the animation will be really blocky.
const uint8_t maxChanges = 38;      // Value for blending between palettes.
CRGBPalette16 targetPalette(OceanColors_p);
CRGBPalette16 currentPalette(CRGB::Black);

//TWINKLE
#define DENSITY     80
int twinklecounter = 0;

//RIPPLE
uint8_t colour;                                               // Ripple colour is randomized.
int center = 0;                                               // Center of the current ripple.
int step = -1;                                                // -1 is the initializing step.
uint8_t myfade = 255;                                         // Starting brightness.
#define maxsteps 16                                           // Case statement wouldn't allow a variable.
uint8_t bgcol = 0;                                            // Background colour rotates.
int thisdelay = 20;                                           // Standard delay value.
int rippleFramerate = 40;

//LIGHTNING
uint8_t frequency = 50;                                       // controls the interval between strikes
uint8_t flashes = 8;                                          //the upper limit of flashes per strike
unsigned int dimmer = 1;
uint8_t ledstart;                                             // Starting location of a flash
uint8_t ledlen;
int lightningcounter = 0;

//FUNKBOX
int idex = 0;                //-LED INDEX (0 to NUM_LEDS-1
int TOP_INDEX = int(NUM_LEDS / 2);
int thissat = 255;           //-FX LOOPS DELAY VAR
uint8_t thishuepolice = 0;
int antipodal_index(int i) {
  int iN = i + TOP_INDEX;
  if (i >= TOP_INDEX) {
    iN = ( i + TOP_INDEX ) % NUM_LEDS;
  }
  return iN;
}

//FIRE
#define COOLING  60
#define SPARKING 128
const bool gReverseDirection = true;
CRGBPalette16 gPal = HeatColors_p; //gPal = CRGBPalette16( CRGB::Black, CRGB::Blue, CRGB::Aqua,  CRGB::White); // for blue flames
bool advancedFire = false;
const uint8_t fireFramerate = 40;

//BPM
uint8_t gHue = 0;
uint8_t beatsPerMinute = 48;

//POLICE
int policeFramerate = 55;

//CONFETTI
int confettiFramerate = 60;

/**********************************************MUSIC************************************/
uint8_t volume = 0;   //Holds the volume level read from the sound detector.
uint8_t last = 0;
float avgBump = 0;    //Holds the "average" volume-change to trigger a "bump."
float avgVol = 0;
bool bump = false;
float avgTime = 0;
float maxVol = 15;
float timeBump = 0;

int table[] = {0, 0, 0}; //the data will be transmited via table as to allow different data to be transfer.

BLYNK_CONNECTED()
{
  Blynk.syncVirtual(V0);
  Blynk.syncVirtual(V1);
  Blynk.syncVirtual(V2);
  Blynk.syncVirtual(V3); 
  Blynk.syncVirtual(V10);

Serial.println("successfully connected, values are up to date");
}

void setup() {
  Wire.begin (D3, D4);

  FastLED.addLeds(ledsB, NUM_LEDSB).setCorrection(TypicalLEDStrip);
  FastLED.addLeds(ledsT, NUM_LEDST).setCorrection(TypicalLEDStrip);
  FastLED.addLeds(ledsC, NUM_LEDSC).setCorrection(TypicalLEDStrip);
  FastLED.setBrightness(255);

setupStripedPalette( CRGB::Red, CRGB::Red, CRGB::White, CRGB::White); //for CANDY CANE

fill_rainbow(ledsB, NUM_LEDSB, 0, 10);
  FastLED.show();
  delay(1000);
  LEDS.showColor(CRGB(0, 0, 0));

Serial.begin(115200);
  delay(20);
  Blynk.begin(auth, ssid, pass);
  Serial.println("exiting setup");
}

void loop() {
  Blynk.run();

if (!ambi)
  {
    FastLED.setBrightness(brightness);
    random16_add_entropy(rand());

/*EVERY_N_SECONDS(20) {
      if (mode != -1)
        change(mode + 1);
      }*/

switch (mode)
    {
      default: FastLED.showColor(CRGB(255, 255, 255)); break;
      case -1: memset(leds, 0, 3 * NUM_LEDS * sizeof(uint8_t)); break;
      case 0: fire(); advancedFire = false; break;
      case 1: fire(); advancedFire = true; break;
      case 2: bpm(); break;
      case 3: policeAll(); break;
      case 4: rainbowSwitchUpdate(); EVERY_N_SECONDS(2) {
          RainbowSwitch();
        } break;
      case 5: rainbow(); break;
      case 6: sinelon(); break;
      case 7: confetti(); break;
      case 8: cyclonRainbow(); break;
      case 9: ripple(); break;
      case 10: noise(); break;
      case 11: lightning(); break;
      case 12: candyCane(); break;
      case 13: policeOne(); break;
      case 14: fill_solid(leds, NUM_LEDS, color); break;
    }
    showLeds();
  }
  else {
    FastLED.setBrightness(255);
    EVERY_N_MILLISECONDS(5) {
      getAmbilightValues();
      switch (music) {
        default: showLeds(); break;
        case 0: showLeds(); break;
        case 1: adjustForMusic(); break;
        case 2: getBpm(); break;
        case 3: averageMusic(); break;
        case 4: importedMusic(); break;
      }
    }
  }
  EVERY_N_MILLISECONDS( 35 ) {
    gHue++;
  }
}

//*********************************ChangeEffect***************************************

void change(int in)
{
  fading = true;
  fadeStart = millis();
  for (int i = 0; i < NUM_LEDS; i++)
  {
    oldLeds[i] = leds[i];
  }

mode = in % allEffects;
}

//*********************************FADE***********************************************

void showLeds()
{
  //CRGB tmpLeds[NUM_LEDS];
  if (fading)
  {
    unsigned long currentMillis = millis();
    unsigned int diff = currentMillis - fadeStart;

float fraction = (float)diff / (float)fadeTime;
    uint8_t amountOfFade = fraction * 255;

if (directFade) {
      for (int i = 0; i < NUM_LEDS; i++)
      {
        leds[i] = blend(oldLeds[i], leds[i], amountOfFade);
        //leds[i] = CRGB(amountOfFade, amountOfFade, amountOfFade);
      }
    }
    else {
      if (amountOfFade < 85) {
        for (int i = 0; i < NUM_LEDS; i++)
        {
          leds[i] = blend(oldLeds[i], CRGB(0, 0, 0), amountOfFade * 3);
        }
      }
      else if (amountOfFade < 128) {
        memset(leds, 0, 3 * NUM_LEDS * sizeof(uint8_t));
      }
      else {
        for (int i = 0; i < NUM_LEDS; i++)
        {
          leds[i] = blend(CRGB(0, 0, 0), leds[i], amountOfFade * 2 - 256);
        }
      }
    }

 if (diff >= fadeTime)
    {
      fading = false;
      twinklecounter = 0;
    }
  }

/*********************************set the independent led arrays, get the order right******************************/
  for (int i = 0; i < NUM_LEDST; i++)
  {
    ledsT[i] = leds[NUM_LEDSB - 1 + i];
  }
  for (int i = 0; i < NUM_LEDSB; i++)
  {
    ledsB[i] = leds[NUM_LEDSB - 1 - i];
  }
  for (int i = 0; i < NUM_LEDSC; i++)
  {
    ledsC[i] = leds[NUM_LEDSB + NUM_LEDST - 1 + i];
  }

  FastLED.show();
}
//*********************************EFFECTS*********************************************

void fire()
{
  EVERY_N_MILLISECONDS( 1000 / fireFramerate ) {
    if (advancedFire)
    { static uint8_t hue = 0;
      hue++;
      CRGB darkcolor  = CHSV(hue, 255, 192); // pure hue, three-quarters brightness
      CRGB lightcolor = CHSV(hue, 128, 255); // half 'whitened', full brightness
      gPal = CRGBPalette16( CRGB::Black, darkcolor, lightcolor, CRGB::White); \
    }

static byte heat[NUM_LEDS];

// Step 1.  Cool down every cell a little
    for ( int i = 0; i < NUM_LEDS; i++) {
      heat[i] = qsub8( heat[i],  random8(0, ((COOLING * 10) / NUM_LEDS) + 2));
    }

 // Step 2.  Heat from each cell drifts 'up' and diffuses a little
    for ( int k = NUM_LEDS - 1; k >= 2; k--) {
      heat[k] = (heat[k - 1] + heat[k - 2] + heat[k - 2] ) / 3;
    }

    // Step 3.  Randomly ignite new 'sparks' of heat near the bottom
    if ( random8() < SPARKING ) {
      int y = random8(7);
      heat[y] = qadd8( heat[y], random8(160, 255) );
    }

    // Step 4.  Map from heat cells to LED colors
    for ( int j = 0; j < NUM_LEDS; j++) {
      // Scale the heat value from 0-255 down to 0-240
      // for best results with color palettes.
      byte colorindex = scale8( heat[j], 240);
      CRGB color = ColorFromPalette( gPal, colorindex);
      int pixelnumber;
      if ( gReverseDirection ) {
        pixelnumber = (NUM_LEDS - 1) - j;
      } else {
        pixelnumber = j;
      }
      leds[pixelnumber] = color;
    }

    //FastLED.delay(1000/fireFramerate);
  }
}

void bpm()
{
  CRGBPalette16 palette = PartyColors_p;
  uint8_t beat = beatsin8(beatsPerMinute, 64, 255);
  for ( int i = 0; i < NUM_LEDS; i++) { //9948
    leds[i] = ColorFromPalette(palette, gHue + (i * 2), beat - gHue + (i * 10));
  }
}

void policeAll()
{
  EVERY_N_MILLISECONDS(1000 / policeFramerate) {
    idex++;
    if (idex >= NUM_LEDS) {
      idex = 0;
    }
    int idexR = idex;
    int idexB = antipodal_index(idexR);
    int thathue = (thishuepolice + 160) % 255;
    leds[idexR] = CHSV(thishuepolice, thissat, 255);
    leds[idexB] = CHSV(thathue, thissat, 255);
  }
}

void policeOne()
  {
  EVERY_N_MILLISECONDS(1000 / policeFramerate) {
    idex++;
    if (idex >= NUM_LEDS) {
      idex = 0;
    }
    int idexR = idex;
    int idexB = antipodal_index(idexR);
    int thathue = (thishuepolice + 160) % 255;
    for (int i = 0; i < NUM_LEDS; i++ ) {
      if (i == idexR) {
        leds[i] = CHSV(thishuepolice, thissat, 255);
      }
      else if (i == idexB) {
        leds[i] = CHSV(thathue, thissat, 255);
      }
      else {
        leds[i] = CHSV(0, 0, 0);
      }
    }
  }
  }

void rainbow()
{
  EVERY_N_MILLISECONDS(speed) {
    thishue++;
  }
  fill_rainbow(leds, NUM_LEDS, thishue, deltahue);
}

void sinelon()
{
  fadeToBlackBy( leds, NUM_LEDS, 2);
  int pos = beatsin16((15 * speed) / 100, 0, NUM_LEDS - 1);
  leds[pos] += CHSV( gHue, 255, 255);
}

void confetti()
{
  EVERY_N_MILLISECONDS(1000 / confettiFramerate) {
    fadeToBlackBy( leds, NUM_LEDS, 10);
    int pos = random16(NUM_LEDS);
    leds[pos] += CHSV( gHue + random8(64), 200, 255);
  }
}

void cyclonRainbow()
{
  static uint8_t hue = 0;
  // First slide the led in one direction
  for (int i = 0; i < NUM_LEDS; i++) {
    // Set the i'th led to red
    leds[i] = CHSV(hue++, 255, 255);
    // Show the leds
    showLeds();
    // now that we've shown the leds, reset the i'th led to black
    // leds[i] = CRGB::Black;
    fadeall();
    // Wait a little bit before we loop around and do it again
    delay(10);
  }
  for (int i = (NUM_LEDS) - 1; i >= 0; i--) {
    // Set the i'th led to red
    leds[i] = CHSV(hue++, 255, 255);
    // Show the leds
    showLeds();
    // now that we've shown the leds, reset the i'th led to black
    // leds[i] = CRGB::Black;
    fadeall();
    // Wait a little bit before we loop around and do it again
    delay(10);
  }
}

void fadeall() {
  for (int i = 0; i < NUM_LEDS; i++) {
    leds[i].nscale8(250);  //for CYCLon
  }
}

void ripple()
{
  EVERY_N_MILLISECONDS(1000 / rippleFramerate) {
    for (int i = 0; i < NUM_LEDS; i++) leds[i] = CHSV(bgcol++, 255, 15);  // Rotate background colour.
    switch (step) {
      case -1:                                                          // Initialize ripple variables.
        center = random(NUM_LEDS);
        colour = random8();
        step = 0;
        break;
      case 0:
        leds[center] = CHSV(colour, 255, 255);                          // Display the first pixel of the ripple.
        step ++;
        break;
      case maxsteps:                                                    // At the end of the ripples.
        step = -1;
        break;
      default:                                                             // Middle of the ripples.
        leds[(center + step + NUM_LEDS) % NUM_LEDS] += CHSV(colour, 255, myfade / step * 2);   // Simple wrap from Marc Miller
        leds[(center - step + NUM_LEDS) % NUM_LEDS] += CHSV(colour, 255, myfade / step * 2);
        step ++;                                                         // Next step.
        break;
    }
  }
}

void noise()
{
  for (int i = 0; i < NUM_LEDS; i++) {                                     // Just onE loop to fill up the LED array as all of the pixels change.
    uint8_t index = inoise8(i * scale, dist + i * scale) % 255;            // Get a value from the noise function. I'm using both x and y axis.
    leds[i] = ColorFromPalette(currentPalette, index, 255, LINEARBLEND);   // With that value, look up the 8 bit colour palette value and assign it to the current LED.
  }
  dist += beatsin8(10, 1, 4);

EVERY_N_MILLISECONDS(10) {
    nblendPaletteTowardPalette(currentPalette, targetPalette, maxChanges);  // FOR NOISE ANIMATIon
    {
      gHue++;
    }
  }
  EVERY_N_SECONDS(5) {
    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)));
  }
}

void lightning()
{
  twinklecounter++;                     //Resets strip if previous animation was running
  if (twinklecounter <= 2) {
    FastLED.clear();
    FastLED.showColor(CRGB(0, 0, 0));
    FastLED.show();
  }
  ledstart = random8(NUM_LEDS - 1);         // Determine starting location of flash
  ledlen = random8(NUM_LEDS - ledstart);  // Determine length of flash (not to go beyond NUM_LEDS-1)
  for (int flashCounter = 0; flashCounter < random8(3, flashes); flashCounter++) {
    if (flashCounter == 0) dimmer = 5;    // the brightness of the leader is scaled down by a factor of 5
    else dimmer = random8(1, 3);          // return strokes are brighter than the leader
    fill_solid(leds + ledstart, ledlen, CHSV(255, 0, 255 / dimmer));
    showLeds();    // Show a section of LED's
    delay(random8(4, 10));                // each flash only lasts 4-10 milliseconds
    fill_solid(leds + ledstart, ledlen, CHSV(255, 0, 0)); // Clear the section of LED's
    showLeds();
    if (flashCounter == 0) delay (130);   // longer delay until next flash after the leader
    delay(50 + random8(100));             // shorter delay between strokes
  }
  delay(random8(frequency) * 100);
}

void candyCane()
{
  static uint8_t startIndex = 0;
  startIndex = startIndex + 1; /* higher = faster motion */
  fill_palette( leds, NUM_LEDS,
                startIndex, 16, /* higher = narrower stripes */
                currentPalettestriped, 255, LINEARBLEND);
}

void RainbowSwitch()
{
  leds[0] = ColorFromPalette(RainbowStripeColors_p, 50, 255, LINEARBLEND);
}

void rainbowSwitchUpdate()
{
  for (int i = 0; i < NUM_LEDS - 1; i++)
  {
    leds[i + 1] = leds[i];
  }
}
/**************************** START STRIPLED PALETTE *****************************************/
void setupStripedPalette( CRGB A, CRGB AB, CRGB B, CRGB BA) {
  currentPalettestriped = CRGBPalette16(
                            A, A, A, A, A, A, A, A, B, B, B, B, B, B, B, B
                            //    A, A, A, A, A, A, A, A, B, B, B, B, B, B, B, B
                          );
}

/**************************** AMBILIGHT **********************************************/
void getAmbilightValues()
{
  Wire.beginTransmission(8); // transmit to device #8
  Wire.write("x5");      // restarts the transmission loop
  Wire.endTransmission();

 for (int i = 0; i < NUM_LEDSA; i++)
  {
    Wire.requestFrom(SLAVE_ADDRESS, 3);// request 3 bytes from slave device #8
    for (int i = 0; i < 3; i++) //organizes the data from the slave in the table
    {
      int c = Wire.read(); // receive a byte as an int
      table[i] = c;
    }
    if (i < NUM_LEDSA)
    {
      leds[i].r = table[0];
      leds[i].g = table[1];
      leds[i].b = table[2];
    }
  }
}

void adjustForMusic()
{
  static int TmpValues[NUM_LEDS];
  static CRGB TmpLeds[NUM_LEDS];

//create black  and white values/int from colors
  for (int i = 0; i < NUM_LEDS; i++) {
    TmpLeds[i] = leds[i];
    //TmpValues[i] = max(leds[i].r, TmpValues[i]);//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
  }
  //shift the hue for rainbow effect************
  for (int i = 0; i < NUM_LEDS; i++) {
    leds[i] = CHSV((gHue + 4 * i) % 255, 255, TmpValues[i]);
  }
  //smooth out with neighbouring cells**********
  for (int i = 0; i < NUM_LEDS; i++) {
    //TmpValues[max(i - 1, 0)] += TmpValues[i] * 0.2;//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
    //TmpValues[min(NUM_LEDS, i + 1)] += TmpValues[i] * 0.2;//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
  }
  // fade the leds and values*******************
  for (int i = 0; i < NUM_LEDS; i++) {
    TmpValues[i] -= 3;
  }
  fadeToBlackBy( TmpLeds, NUM_LEDS, 10);

showLeds();
  //reset the leds to normal********************
  for (int i = 0; i < NUM_LEDS; i++) {
    leds[i] = TmpLeds[i];
  }
}

void getBpm()
{/*
  static int TmpValues[NUM_LEDS];
  for (int i = 0; i < NUM_LEDS; i++) {
    TmpValues[i] = leds[i].r;
  }

static int averageEnergyL;
  long averageL;
  static long lastBeat = 0;

for (int i = 6; i >= 2; i--)
  {
    averageL += TmpValues[i];
  }
  averageL = averageL / 4;

  averageEnergyL += (int)(averageL * 0.05);
  averageEnergyL = averageEnergyL * 0.95;

  static CRGB ileds[NUM_LEDS];
  for (int i = 1; i < NUM_LEDS; i++)
  {
    ileds[i - 1] = ileds[i];
  }
  if (averageL > 12 + averageEnergyL)
  {
    int value = (int)(averageL * 1.2) ^ 2;
    if (value > 90)
    {
      lastBeat = millis();
    }
    value = (int)(((int)(log(averageL / 5) * 65)) + 2 * (int)(averageL * 1.2) ^ 2) / 3;
    ileds[NUM_LEDS - 1] = CHSV(gHue, 255, min(255, value));
  }

  if ((millis() - lastBeat) > 2000)
  {
    static int averageEnergyH;
    long averageH = 0;
    for (int i = 25; i >= 10; i--)
    {
      averageH += TmpValues[i];
    }
    averageH = min(255, averageH / 10);
    averageEnergyH += (int)(averageH * 0.05);
    averageEnergyH = averageEnergyH * 0.95;

   int a = min(255, (log(averageEnergyH / 2)) * 55);

    for (int i = 0; i < NUM_LEDS; i++)
    {
      ileds[i] = CRGB(a, a, a * 0.9);
    }
  }

  //add to original led array
  for (int i = 0; i < NUM_LEDS; i++)
  {
    leds[i] = ileds[i];
  }

  showLeds();*/
}

void averageMusic()
{
  static int TmpValues[NUM_LEDSA];
  long avg = 0;
  for (int i = 0; i < NUM_LEDSA; i++) {
    TmpValues[i] = leds[i].r;
    avg += TmpValues[i];
  }
  avg = avg / NUM_LEDSA;
  avg = log(avg / 4) * 50;
  for (int i = 0; i < NUM_LEDS; i++)
  {
    leds[i] = CHSV(gHue + 2 * i, 160, avg);
  }
  showLeds();
}

void importedMusic()
{

  static int TmpValues[NUM_LEDSA];
    long avg = 0;
    for (int i = 0; i < NUM_LEDSA; i++) {
    TmpValues[i] = leds[i].r;
    avg += TmpValues[i];
    }
    avg = avg / NUM_LEDSA;
  
  EVERY_N_MILLISECONDS(30) {
    volume = avg;
    
    if (volume < avgVol / 2.0 || volume < 15) volume = 0;
    else avgVol = (avgVol + volume) / 2.0; //If non-zeo, take an "average" of volumes.
    if (volume > maxVol) maxVol = volume;

   if (volume - last > 10) avgBump = (avgBump + (volume - last)) / 2.0;
    bump = (volume - last > avgBump * .9);

   //If a "bump" is triggered, average the time between bumps
    if (bump) {
      avgTime = (((millis() / 1000.0) - timeBump) + avgTime) / 2.0;
      timeBump = millis() / 1000.0;
    }
    last = volume;
  }
  if (volume > 0) {
    Visualize();
  }
  fadeall();
  showLeds();
}

void Visualize() {
  CRGBPalette16 palette = PartyColors_p;
  //uint8_t beat = beatsin8(max(120 / avgTime, 1), 64, 255);//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
  for ( int i = 0; i < NUM_LEDS; i++) { //9948
    //leds[i] = CHSV(64, min(255,avgTime*255), beat - gHue + (i * 10));//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
  }
}

Credits

Philipp Jurasic
1 project • 6 followers
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