light show!

light_show.ino

/*
  Arduino colour mood setter
*/
int const rled = 11;
int const gled = 10;
int const bled = 9;

int const rrgb = 7;
int const grgb = 5;
int const brgb = 6;

int const potPin = A0;
int potVal;

int delta;
int rfactor, gfactor, bfactor;
int transition = 10;

void setup() {
  Serial.begin(9600);
}

void loop() {
  potVal = analogRead(potPin);
  Serial.println("Pot val:");
  Serial.println(potVal);
  // Calculate factors
  int delta = map(potVal, 0, 1023, 0, 255);
  rfactor = (delta);
  gfactor = (delta - 43);
  bfactor = (delta - 85);
  Serial.println("factors");
  Serial.println(rfactor);
  Serial.println(gfactor);
  Serial.println(bfactor);
  // Red LEDs
  //analogWrite(rled, rfactor);
  
  // Green LEDs
  //analogWrite(gled, gfactor);
  
  // Blue LEDs
  //analogWrite(bled, bfactor);
  
  if (rfactor >= 0) {
    analogWrite(rled, 255);
    analogWrite(rrgb, 255);
  } else {
    digitalWrite(rled, LOW);
    digitalWrite(rrgb, LOW);
  }
  if (gfactor >= 0) {
    analogWrite(gled, 255);
    analogWrite(grgb, 255);
  } else {
    digitalWrite(gled, LOW);
    digitalWrite(grgb, LOW);
  }
  if (bfactor >= 0) {
    analogWrite(bled, 255);
    analogWrite(brgb, 255);
  } else {
    digitalWrite(bled, LOW);
    digitalWrite(brgb, LOW);
  }
  delay(transition);
}