Physical_Computing_Keyboardcode

// Libraries
//same as the other code expept instead of 
//using buttons it uses arrow keys (wasd for player 1 and rightleftupdown for layer two) on the coputer keyboard

//import processing.serial.*;
//import cc.arduino.*;

//Calling Arduino Ports

//Arduino arduino;

//int RightPin1 = 2;
//int DownPin1 = 3;
//int LeftPin1 = 4;
//int UpPin1 = 5;
//int RightPin2 = 6;
//int DownPin2 = 7;
//int LeftPin2 = 8;
//int UpPin2 = 9;

// Proceesing ints and floats

int directionX1 = 2, directionY1 = 0, directionX2 = -2, directionY2 = 0;
float x1=500, y1=500, x2=1420, y2=500, speed=3.5;

void setup()
{
  size(1920, 1080);
  background(0);
  smooth();
  noStroke();
  
  //arduino = new Arduino(this, "COM3", 9600); // Will have to change for MAC users
  //arduino.pinMode(RightPin1, Arduino.INPUT);
  //arduino.pinMode(DownPin1, Arduino.INPUT);
  //arduino.pinMode(LeftPin1, Arduino.INPUT);
  //arduino.pinMode(UpPin1, Arduino.INPUT);
  //arduino.pinMode(RightPin2, Arduino.INPUT);
  //arduino.pinMode(DownPin2, Arduino.INPUT);
  //arduino.pinMode(LeftPin2, Arduino.INPUT);
  //arduino.pinMode(UpPin2, Arduino.INPUT);  
}
//
void draw() { 
  
  //giving the elipeses momentum
  
  x1 = x1+speed*directionX1;
  y1 = y1+speed*directionY1;
  x2 = x2+speed*directionX2;
  y2 = y2+speed*directionY2;
  
  //Checking boundries
  
  if ((x1>width) || (x1<0))
  {   
    directionX1=-directionX1;
  }
  if ((y1>height) || (y1<0))
  {   
    directionY1=-directionY1;
  }
  if ((x2>width) || (x2<0))
  {   
    directionX2=-directionX2;
  }
  if ((y2>height) || (y2<0))
  {   
    directionY2=-directionY2;
  } 

  fill(0, 255, 0);
  ellipse(x1, y1, 100, 75);
  fill(255, 0, 0);
  ellipse(x2, y2, 100, 75);
}

void keyPressed()
{
  if (key == CODED)
  {
    if (keyCode == LEFT)
    {
      //if (directionX>0) { 
      directionX1=-1;
      directionY1=0;
      //}
    } else if (keyCode == RIGHT)
    {
      //if (directionX<0) {  
      directionX1=1;
      directionY1=0;
      //}
    } else if (keyCode == UP)
    {
      //if (directionY<0) {
      directionY1=-1;
      directionX1=0;
      //}
    } else if (keyCode == DOWN)
    {
      //if (directionY<0) { 
      directionY1=1;
      directionX1=0;
      //}
    }
  }
}
// =========================================================