import processing.serial.*;
//set the background color
int backgroundColor= 125;
int fillColor = 255;
//name the serial port for ref
Serial myPort;
//declare the x and y pos
int xPos, yPos; 

void setup() {

println(Serial.list());
myPort = new Serial(this, Serial.list()[1], 9600);
size(255, 255);
yPos = height/2;
}

void draw() {
background(xPos,0,xPos-100);
fill(xPos-150,xPos*xPos,xPos-100);

    smooth();
    rectMode (CENTER);
    fill (200,0,0);
    ellipse (xPos, yPos, 70,40);
    fill (0);
    ellipse (xPos-11,yPos-9, 10,15);
    fill (200,0,0);
    rect (xPos+38,yPos,8,40);
}
//bring in serial info
void serialEvent(Serial myPort) {
//read the serial port and assign it to the x pos to fish
xPos = myPort.read();
// print the serial data.
println(xPos);
}