let num = 100;

let size = 10;

let gravity = -9.81;

let dt = 1.0 / 120.0;

let numIters = 100;

​

function setup() {

  createCanvas(400, 400);

  fluid = new Fluid(1000, num, num, 10);

}

​

function draw() {

  background(220);

  fluid.displayPressure();

  fluid.integrate(dt, gravity);

  fluid.solveInc(numIters, dt);

​

  fluid.extrapolate();

  fluid.advectVel(dt);

  print(fluid.u);

}

​

​