/* 
Arduino and RGB Control using Processing
https://www.himix.lt/arduino/arduino-and-rgb-control-processing/

based on: https://gist.github.com/atduskgreg/1349176


*/


/*
 - Red Led to digital pin 6
 - Green Led to digital pin 5
 - Blue Led: to digital pin 3
 */

//#include <SoftwareSerial.h>

//#define rxPin 0
//#define txPin 1

//SoftwareSerial mySerial(rxPin, txPin);

int currentValue = 0;
int values[] = {0,0};
//boolean ledState = LOW; //to toggle our LED

// pins for the LEDs:
const int redPin = 6;
const int greenPin = 5;
//const int bluePin = 3;

void setup() {
  // initialize serial:
  Serial.begin(9600);
  // make the pins outputs:
  pinMode(redPin, OUTPUT);
  pinMode(greenPin, OUTPUT);
  //pinMode(bluePin, OUTPUT);
}

void loop() {
  if (Serial.available() > 0) {   // if there's any serial available, read it:
    int incomingValue = Serial.read();
    values[currentValue] = incomingValue;
    currentValue++;
    if(currentValue > 1){
      analogWrite(redPin, values[0]);
      analogWrite(greenPin, values[1]);
      //analogWrite(bluePin, values[2]);
      currentValue = 0;
    }
  }
}