const int pinR = 3;
const int pinG = 5;
const int pinB = 6;
const int potPin = A0;  // Pin untuk potensiometer bulat

void setup() {
  pinMode(pinR, OUTPUT);
  pinMode(pinG, OUTPUT);
  pinMode(pinB, OUTPUT);
  pinMode(potPin, INPUT);
  Serial.begin(9600);  // Inisialisasi komunikasi serial untuk debugging
}

void setColor(int red, int green, int blue) {
  analogWrite(pinR, red);
  analogWrite(pinG, green);
  analogWrite(pinB, blue);
}

void loop() {
  int potValue = analogRead(potPin);  // Baca nilai potensiometer (0-1023)
  
  // Konversi nilai potensiometer ke nilai warna (0-255)
  int colorValue = map(potValue, 0, 1023, 0, 765);  // 765 = 255 * 3
  
  int red, green, blue;
  
  if (colorValue <= 255) {
    red = 255 - colorValue;
    green = colorValue;
    blue = 0;
  } else if (colorValue <= 510) {
    red = 0;
    green = 510 - colorValue;
    blue = colorValue - 255;
  } else {
    red = colorValue - 510;
    green = 0;
    blue = 765 - colorValue;
  }
  
  setColor(red, green, blue);
  
  // Cetak nilai untuk debugging
  Serial.print("Pot: ");
  Serial.print(potValue);
  Serial.print(" | R: ");
  Serial.print(red);
  Serial.print(" G: ");
  Serial.print(green);
  Serial.print(" B: ");
  Serial.println(blue);
  
  delay(1000);  // Sedikit delay untuk stabilitas pembacaan
}