/*
Adafruit Arduino - Lesson 3. RGB LED
*/

int redPin = 11;
int greenPin = 10;
int bluePin = 9;
int redPin2 = 6;
int greenPin2 = 5;
int bluePin2 = 3;

//uncomment this line if using a Common Anode LED
//#define COMMON_ANODE

void setup()
{
  pinMode(redPin, OUTPUT);
  pinMode(greenPin, OUTPUT);
  pinMode(bluePin, OUTPUT); 
  pinMode(redPin2, OUTPUT);
  pinMode(greenPin2, OUTPUT);
  pinMode(bluePin2, OUTPUT);
}

void loop()
{
  setColor(255, 0, 0);  // red
//  setColor2(0, 0, 255);  // blue


// Red Element fade

  for(int fadeValue = 255 ; fadeValue >= 50; fadeValue -=5) { 
    analogWrite(redPin, fadeValue);         
    delay(10);                            
  } 
  for(int fadeValue = 50 ; fadeValue <= 255; fadeValue +=5) { 
    analogWrite(redPin, fadeValue);         
    delay(10);                            
  }

//  setColor(255, 0, 0);  // red
  setColor2(0, 0, 255);  // blue
  
  // Blue Element Fade

  for(int fadeValue2 = 255 ; fadeValue2 >= 50; fadeValue2 -=5) { 
    analogWrite(bluePin2, fadeValue2);         
    delay(10);                            
  } 
  for(int fadeValue2 = 50 ; fadeValue2 <= 255; fadeValue2 +=5) { 
    analogWrite(bluePin2, fadeValue2);         
    delay(10);                            
  } 
}


void setColor(int red, int green, int blue)
{
  #ifdef COMMON_ANODE
    red = 255 - red;
    green = 255 - green;
    blue = 255 - blue;
  #endif
  analogWrite(redPin, red);
  analogWrite(greenPin, green);
  analogWrite(bluePin, blue);  
}

void setColor2(int red2, int green2, int blue2)
{
  #ifdef COMMON_ANODE
    red2 = 255 - red2;
    green2 = 255 - green2;
    blue2 = 255 - blue2;
  #endif
  analogWrite(redPin2, red2);
  analogWrite(greenPin2, green2);
  analogWrite(bluePin2, blue2);  
}