Water and Sky 2- Escher

Water and Sky 2- Escher

PImage birdImg;
PImage fishImg;
PImage seaImg;
PImage skyImg;
PImage bird1;
PImage bird2;
PImage bird3;
PImage fish1;
float x=0;
int movementSpeed = 2;
PGraphics overlay;
BirdFlock flock;
void setup() {
  size(640,640);
  overlay = createGraphics(width,height);
  
  birdImg = loadImage("skyAndWater.jpg");
  fishImg = loadImage("fish only.jpg");
  seaImg = loadImage("sea.jpg");
  bird1 = loadImage("bird1.png");
  bird2 = loadImage("bird2.png");
  bird3 = loadImage("bird3.png");
  fish1 = loadImage("fish1.png");
  skyImg = loadImage("sky.png");
  flock = new BirdFlock(overlay);
  flock.setInit(0); //Initial delay in milliseconds before showing the first bird, default is 1000 milliseconds
  flock.interval = 600; //Delay between birds appearing, default is 1500 milliseconds
  
 
  flock.createRow(bird1,3); //create a row of 3 birds using image bird1
  flock.createRow(bird2,4); //create a row of 2 birds using image bird2
  flock.createRow(bird3,3);

  
  overlay.beginDraw();
  overlay.noStroke();
  // Display at half opacity
 
  overlay.image(birdImg,0,0);
  //overlay.image(fishImg, 0, height/2);
  overlay.endDraw();

}


void draw() { 
  noStroke();
  tint(255,255);
  //fill(255);
  //rect(0,0,width,height);
  //fill(50,200,220);
  
  //rect(0,0,width,height/2);//draw blue rectangle for the sky, replace with and 'image(skyImg,0,0);' if you want to use an image instead
  image(seaImg, 0, height/2);
  image(skyImg, 0, 0);
 
  
  flock.update(); //update the position of the birds
  
  x+= movementSpeed; //move the escher image to the right
  tint(255, 127);
  image(overlay,x/2,0);
  image(fish1, x,300);
  if (x >= width) { //if the image is off the right side of the screen, reset it
    x=-width;
    flock.reset();
  }
}

Water and Sky 2- Escher-Bird

class Bird {
  int xPos;
  int yPos;
  int delay;
  boolean displayed;
  PImage sprite;
  
  Bird(PImage sprite, int x, int y, int appearDelay){
    xPos = x;
    yPos = y;
    delay = appearDelay;
    displayed = false;
    this.sprite = sprite;
  }
  void update(int time){
    if(time>delay){
      //displayed = true;
      overlay.beginDraw();
      overlay.image(sprite,xPos,yPos);
      overlay.endDraw();
    }
  }
  void reset(){
    //displayed = false;
  }
  
  
}

Water and Sky 2- Escher-BirdFlock

class BirdFlock {
  int initDelay = 1000;
  int interval = 1500;
  int curDelay;
  int startX = 100;
  int startY = (height/2)-125;
  int xShift = 158;
  int yShift = 70;
  int rowOffset = (xShift/2)-5;
  int xPos;
  int yPos;
  int row = 0;
  ArrayList<Bird> birds;
  PGraphics overlay;
  
  BirdFlock(PGraphics layer){
    this(layer, 2000, 1500);
  }
  BirdFlock(PGraphics layer, int delay, int intv){
    initDelay = delay;
    interval = intv;
    overlay = layer;
    birds = new ArrayList<Bird>();
    curDelay = initDelay;
    xPos = startX;
    yPos = startY;
  }
  
  void addBird(PImage sprite){
    Bird newBird = new Bird(sprite,xPos,yPos,curDelay);
    curDelay += interval;
    xPos += xShift;
    birds.add(newBird);
  }
  
  void newRow(){
    row++;
    xPos = startX+(rowOffset*row);
    yPos -= yShift;
  }
  
  void createRow(PImage sprite, int count){
    for(int i=0;i<count;i++){
      addBird(sprite);
    }
    newRow();
  }
  
  void update(){
    overlay.beginDraw();
    //overlay.tint(255,255);
    overlay.fill(255);
    overlay.rect(0,0,width,height);
    overlay.noStroke();
    overlay.tint(255,220);
    overlay.image(birdImg,0,0);
    overlay.endDraw();
    
    int time = millis();
    for(Bird bird : birds){
      bird.update(time);
    }
  }
  
  void setInit(int init){
    initDelay = init;
    curDelay = initDelay;
  }
  
  void reset(){
    curDelay = initDelay+millis();
    for(Bird b: birds){
      b.reset();
      b.delay = curDelay;
      curDelay+=interval;
    }
  }
}