chore: modify the format of source code for examples/en/09_Simulate/00_Forces

Author: Acha0203

src/data/examples/en/09_Simulate/00_Forces.js

@@ -29,7 +29,6 @@ function draw() {
   liquid.display();
 
   for (let i = 0; i < movers.length; i++) {
-
     // Is the Mover in the liquid?
     if (liquid.contains(movers[i])) {
       // Calculate drag force
@@ -48,10 +47,8 @@ function draw() {
     movers[i].display();
     movers[i].checkEdges();
   }
-
 }
 
-
 function mousePressed() {
   reset();
 }
@@ -63,7 +60,7 @@ function reset() {
   }
 }
 
-let Liquid = function(x, y, w, h, c) {
+let Liquid = function (x, y, w, h, c) {
   this.x = x;
   this.y = y;
   this.w = w;
@@ -72,14 +69,18 @@ let Liquid = function(x, y, w, h, c) {
 };
 
 // Is the Mover in the Liquid?
-Liquid.prototype.contains = function(m) {
+Liquid.prototype.contains = function (m) {
   let l = m.position;
-  return l.x > this.x && l.x < this.x + this.w &&
-         l.y > this.y && l.y < this.y + this.h;
+  return (
+    l.x > this.x &&
+    l.x < this.x + this.w &&
+    l.y > this.y &&
+    l.y < this.y + this.h
+  );
 };
 
 // Calculate drag force
-Liquid.prototype.calculateDrag = function(m) {
+Liquid.prototype.calculateDrag = function (m) {
   // Magnitude is coefficient * speed squared
   let speed = m.velocity.mag();
   let dragMagnitude = this.c * speed * speed;
@@ -95,7 +96,7 @@ Liquid.prototype.calculateDrag = function(m) {
   return dragForce;
 };
 
-Liquid.prototype.display = function() {
+Liquid.prototype.display = function () {
   noStroke();
   fill(50);
   rect(this.x, this.y, this.w, this.h);
@@ -110,12 +111,12 @@ function Mover(m, x, y) {
 
 // Newton's 2nd law: F = M * A
 // or A = F / M
-Mover.prototype.applyForce = function(force) {
+Mover.prototype.applyForce = function (force) {
   let f = p5.Vector.div(force, this.mass);
   this.acceleration.add(f);
 };
 
-Mover.prototype.update = function() {
+Mover.prototype.update = function () {
   // Velocity changes according to acceleration
   this.velocity.add(this.acceleration);
   // position changes by velocity
@@ -124,26 +125,18 @@ Mover.prototype.update = function() {
   this.acceleration.mult(0);
 };
 
-Mover.prototype.display = function() {
+Mover.prototype.display = function () {
   stroke(0);
   strokeWeight(2);
-  fill(255,127);
+  fill(255, 127);
   ellipse(this.position.x, this.position.y, this.mass * 16, this.mass * 16);
 };
 
 // Bounce off bottom of window
-Mover.prototype.checkEdges = function() {
-  if (this.position.y > (height - this.mass * 8)) {
+Mover.prototype.checkEdges = function () {
+  if (this.position.y > height - this.mass * 8) {
     // A little dampening when hitting the bottom
     this.velocity.y *= -0.9;
-    this.position.y = (height - this.mass * 8);
+    this.position.y = height - this.mass * 8;
   }
 };
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