/**
USE FOR EDUCATIONAL PURPOSES ONLY
**/

float birdX = 50, birdY = 30;

void setup ( ) {
  size ( 1000, 600 );
  birdY = height / 2;
}
void draw ( ) {
//next frame
  bird ( );
}
void bird ( ) {
//draw bird
  triangle ( birdX, birdY, 58, 20, 86, 75 );
  birdX = birdX + 2;

//reset bird
  if ( birdX > width + 10 ) {
  birdX = 0;
  birdY = random ( 30, -30 );
  }
}