import ddf.minim.*;
Minim minim;
AudioPlayer player;
PImage imgBird, imgPig;
float [] pigX=new float[20];
float [] pigY=new float[20];
int pigN=0;
void setup(){
  size(500,400);
  imgBird=loadImage("bird.png");
  imgPig=loadImage("pig.gif");

憤怒鳥
 imageMode(CENTER);
  minim = new Minim(this);
  player = minim.loadFile("song.mp3");
  player.play();
}
float birdX=100, birdY=300, oldX, oldY, vx=0, vy=0;
boolean bMoving=false;
void draw(){
  background(255);
  for(int i=0; i<pigN; i++){
    image(imgPig, pigX[i], pigY[i], 100,100);
  }

  image(imgBird, birdX,birdY,100,100);
  if(bMoving) line(birdX,birdY, oldX,oldY);
  birdX+=vx; birdY+=vy;
  if(birdX>450 || birdX<50) vx = -vx*0.95;
  if(birdY>350 || birdY<50) vy = -vy*0.95;
}
void mouseReleased(){
  if(bMoving){
    bMoving=false;
    vx=(oldX-mouseX)/10; vy=(oldY-mouseY)/10;// 0.1倍
  }
}
void mousePressed(){
  if( mouseButton==RIGHT){
    pigX[pigN]=mouseX; pigY[pigN]=mouseY;
    pigN++;
  }
  if( dist(mouseX,mouseY, birdX,birdY)<50){
    oldX=birdX; oldY=birdY;
    bMoving=true;
  }
}
void mouseDragged(){
  if(bMoving) {
    birdX=mouseX; birdY=mouseY;
  }
}