<iframe width='500px' height='400px' src='https://nest.ktbyte.com/nest#22861' allowfullscreen></iframe>

PImage img;

void setup(){
  img = loadImage("https://www.ktbyte.com/blog/300px-Van_Gogh_-_Starry_Night_-_Google_Art_Project.jpg");
  img.loadPixels();
  size(400,400);
  
  img.resize(width,height);
  noStroke();
}


void draw(){
  
  tint(255,5);
//   pushMatrix();
//   scale(1.0*width/img.width,1.0*height/img.height);
  image(img,0,0);
//   popMatrix();
  ellipse(mouseX,mouseY,50,50);
}