scancropper/cover.pde

class Cover {
  PVector p1, p2, p3, p4;
  PShape coverRect;
  Cover(PVector p1_, PVector p2_, PVector p3_, PVector p4_) {
    p1 = new PVector(p1_.x, p1_.y);
    p2 = new PVector(p2_.x, p2_.y);
    p3 = new PVector(p3_.x, p3_.y);
    p4 = new PVector(p4_.x, p4_.y);
    coverRect = createShape();
    coverRect.beginShape();
    coverRect.fill(0,200);
    coverRect.noStroke();
    coverRect.vertex(p1.x, p1.y);
    coverRect.vertex(p2.x, p2.y);
    coverRect.vertex(p3.x, p3.y);
    coverRect.vertex(p4.x, p4.y);
    coverRect.endShape(CLOSE);
  }
}