//RGB MOOD LAMP
// Define the pins connected to the RGB LED
const int redPin = 9;   // Connect red LED leg to Arduino pin 9 (PWM)
const int greenPin = 10; // Connect green LED leg to Arduino pin 10 (PWM)
const int bluePin = 11;  // Connect blue LED leg to Arduino pin 11 (PWM)

// Variables to store current color values
int redValue = 0;
int greenValue = 0;
int blueValue = 0;

void setup() {
  // Initialize the pins as outputs
  pinMode(redPin, OUTPUT);
  pinMode(greenPin, OUTPUT);
  pinMode(bluePin, OUTPUT);

  // Start with all LEDs off
  analogWrite(redPin, redValue);
  analogWrite(greenPin, greenValue);
  analogWrite(bluePin, blueValue);
}

void loop() {
  // Fade through colors smoothly

  // Red to Yellow (increase green)
  for (int i = 0; i < 255; i++) {
    greenValue++;
    analogWrite(greenPin, greenValue);
    delay(10); // Adjust delay for desired fading speed
  }

  // Yellow to Green (decrease red)
  for (int i = 0; i < 255; i++) {
    redValue--;
    analogWrite(redPin, redValue);
    delay(10);
  }

  // Green to Cyan (increase blue)
  for (int i = 0; i < 255; i++) {
    blueValue++;
    analogWrite(bluePin, blueValue);
    delay(10);
  }

  // Cyan to Blue (decrease green)
  for (int i = 0; i < 255; i++) {
    greenValue--;
    analogWrite(greenPin, greenValue);
    delay(10);
  }

  // Blue to Magenta (increase red)
  for (int i = 0; i < 255; i++) {
    redValue++;
    analogWrite(redPin, redValue);
    delay(10);
  }

  // Magenta to Red (decrease blue)
  for (int i = 0; i < 255; i++) {
    blueValue--;
    analogWrite(bluePin, blueValue);
    delay(10);
  }
}