HolidayCard.pde

flake[] flake = new flake[0];
int total = 500;
PImage snowman;
void setup () {
  size (1200, 800);
  snowman= loadImage("snowman.jpg");
}

void draw() {
  background(14,35,61);
  fill(255);
  flake = (flake[]) append(flake, new flake(300, 0));

  if (flake.length>total) {
    flake = (flake[]) subset(flake, 1);
  }

  for (int i=0; i<flake.length; i++) {
    flake[i].x += flake[i].xVel;
    flake[i].y += flake[i].yVel;
    ellipse(flake[i].x, flake[i].y, flake[i].diameter, flake[i].diameter);
  }
  fill(255);
  rect(0,700,1200,100);
  textSize(80);
  fill(219,65,45);
  text("Merry", 150, 200);
  fill(14,140,15);
  text("Christmas", 150,300);
  triangle(800,600,950,400,1100,600);
  triangle(825,500,950,300,1075,500);
  triangle(850,400,950,200,1050,400);
  fill(139,69,19);
  rect(900,600,100,100);
  fill(255,255,0);
  star(950,200,75,25,6);
  fill(219,65,45);
  ellipse(900,550,35,35);
  ellipse(975,350,35,35);
  ellipse(925,450,35,35);
  ellipse(985,525,35,35);
  ellipse(900,550,35,35);
  fill(255);
  ellipse(300,625,150,150);
  ellipse(300,525,100,100);
  ellipse(300,450,75,75);
  fill(0);
  rect(250,410,100,10);
  rect(275,360,50,50);
  fill(219,65,45);
  rect(275,390,50,20);
  image(snowman,278,432,40,40);
}

void star(float x, float y, float radius1, float radius2, int npoints) {
  float angle = TWO_PI / npoints;
  float halfAngle = angle/2.0;
  beginShape();
  for (float a = 0; a < TWO_PI; a += angle) {
    float sx = x + cos(a) * radius2;
    float sy = y + sin(a) * radius2;
    vertex(sx, sy);
    sx = x + cos(a+halfAngle) * radius1;
    sy = y + sin(a+halfAngle) * radius1;
    vertex(sx, sy);
  }
  endShape(CLOSE);
}