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processing

import processing.serial.*;

Serial myPort;  // Create object from Serial class

int val;      // Data received from the serial port

int bgY=0;

int count=0;

int N=4;

int CoinX=110, CoinY=520;

int BadX=110, BadY=520;

int i=1;

int S=0;

int score=0;

int tmp=0;

PImage imgBall, bg2, bg, ooo;

float [] ballX=new float[50], ballY=new float[50];

int die=0;

int touch=0;

float [] thingX=new float[4], thingY= new float[4], thingType=new float[4];

float [] thingX1=new float[4], thingY1= new float[4], thingType1=new float[4];

void setup() {

  String [] all = Serial.list();

  //String portName = all[all.length-1];

  //String portName = Serial.list()[0];

  //myPort = new Serial(this, portName, 9600);

  bg2 = loadImage("bg.jpg");

  bg=loadImage("bad.jpg");

  imgBall=loadImage("can.jpg");

  ooo=loadImage("coin.jpg");

  size(400, 600);

  for (int i=0;i<N;i++) {

    newThing(i);

  }

}

int countDown=10*30;

int downDown=10*155;

void draw()

{

  //if ( myPort.available() > 0) {  // If data is available,

    //val = myPort.read();   

   //if(val=='2') CoinX+=50;

  //if (CoinX<150)  CoinX=150;

   //if(val=='3')CoinX-=50; 

  //if (CoinX>250)  CoinX=250;   // read it and store it in val

 // }

  background(255);             // Set background to white

  if (val == '0')

  {              // If the serial value is 0,

    fill(0, 0, 0);    // set fill to black

    rect(150, 50, 100, 100);

  }

  if (countDown>0) {

    background(255, 255, 0);

    countDown--;

    text("Count Down "+countDown/50, 170, 300); 

    fill(0);

    return;

  }

  image(bg2, 0, bgY, 400, 600);

  fill(255);

  text("Score "+score, 50, 300);

  if (downDown>0) {

    downDown--;

    text("Count Down "+downDown/50, 170, 200);

  }

  image(imgBall, CoinX, CoinY, 50, 50);

  for (int i=0;i<N;i++) {

    if (thingType[i]==1) { 

      drawGood(i);

      thingY[i]+=5; 

      thingY1[i]+=5;

    }

    else if (thingType[i]==2) {

      drawBad(i);

      thingY[i]+=5; 

      thingY1[i]+=5;

    }

    if (thingY[i]>600)  newThing(i);

    //if(thingY1[i]>600)  newThing(i); 

    if (touch==1) {

      score+=10;

      touch=0;

    }

     if (die==1) {

      score-=10;

      die=0;

    }

    if (downDown==0) {

      background(255, 0, 0);

      textSize(32);

      fill(#030000);

      text("    End", 122, 300);

      tmp=score;

      textSize(16);

      text("Score "+tmp, 50, 200);

      return;

    }

    if (dist(CoinX, CoinY, thingX[i], thingY[i])<20) touch=1; 

    else if (dist(CoinX, CoinY, thingX1[i], thingY1[i])<20) die=1;

  }

}

void newThing(int i) {

  thingY[i]=int(-random(0, 600));

  thingX[i]=int(random(110, 110)+50*random(3));

  thingY1[i]=int(-random(0, 600));

  thingX1[i]=int(random(110, 110)+50*random(3));

  thingType[i]=int(random(2))+1;

}

void drawGood(int i) {

  image(ooo, thingX[i], thingY[i], 50, 50);

  print("Y="+thingY[i]);

}

void drawBad(int i) {

  image(bg, thingX1[i], thingY1[i], 50, 50);

}

void keyPressed() {

  if (keyCode==RIGHT) CoinX+=50;

  if (CoinX<150)  CoinX=150;

  if (keyCode==LEFT) CoinX-=50; 

  if (CoinX>250)  CoinX=250;

   

  

}

arduino

int switchStatea = 0;

int switchStateb = 0;

const int ledPin = 13;  

void setup(){

   pinMode(ledPin, OUTPUT);  

  pinMode(2,INPUT);

  pinMode(3,INPUT);

;

   Serial.begin(9600);

}

void loop(){ 

  switchStatea = digitalRead(2);

   switchStateb = digitalRead(3);

      

   if(switchStatea == HIGH) {Serial.write('2');}

   if(switchStateb == HIGH) {Serial.write('3');}

   delay(100);

}