Follow point in Processing

follow.pde

int h = 200;

PVector point;
PVector prev;

void setup() {
  size(500, 500);
  
  point = new PVector(mouseX, mouseY);
  prev = point;
}

void draw() {
  background(255);
  
  point.x = point.x + (mouseX-point.x)/10;
  point.y = point.y + (mouseY-point.y)/10;

  line(mouseX, mouseY, point.x, point.y+h);
  ellipse(mouseX, mouseY, 10, 10);
  ellipse(point.x, point.y+h, 10, 10);
}