"use strict"; alert("Simple Virus Simulation\n\nPlease keep your distance from other people when in public, especially when they show signs of sickness, such as sneezing.\n\nRed dots are infected and contagious.\nGreen dots are (still) healthy.\nBlue dots are recovered and immune.\n\nStay safe!"); function setPopulation() { persons = []; sneezes = []; population = document.querySelector("#sliderRad").value; document.querySelector("#printPop").innerHTML = population; setup(); } function setDaysSick() { persons = []; sneezes = []; daysSick = document.querySelector("#sliderSick").value; document.querySelector("#printSick").innerHTML = daysSick; setup(); } class Person { constructor(_x, _y, _state, _period) { this.pos = createVector(_x, _y); this.vel = createVector(random(-2, 2), random(-2, 2)); this.state = _state; this.period = _period; } show() { noStroke(); if (this.state == "not infected") fill(0, 255, 0); else if (this.state == "infected") fill(255, 0, 0); else fill(0, 0, 255); ellipse(this.pos.x, this.pos.y, 10, 10); } move() { this.pos.add(this.vel); this.show(); if (this.pos.x < 0 || this.pos.x > width) this.vel.x *= -1; if (this.pos.y < 0 || this.pos.y > height) this.vel.y *= -1; } } class Sneeze { constructor(_x, _y) { this.pos = createVector(_x, _y); this.vel = createVector(random(-0.25, 0.25), random(-0.25, 0.25)); this.alpha = 80; } show() { fill(80, 0, 80, this.alpha); ellipse(this.pos.x, this.pos.y, 30, 30); fill(0, this.alpha+100); text("ACHOO!", this.pos.x, this.pos.y) } update() { this.pos.add(this.vel); this.show(); this.alpha -= 1.5; } } let population = 15; let persons = []; let daysSick = 3; let sneezes = []; let w, h; let creator; function setup() { var iOS = /iPad|iPhone | iPod/.test(navigator.userAgent) && !window.MSStream; w = (iOS) ? screen.width : window.innerWidth; h = (iOS) ? screen.height : window.innerHeight; creator = createSpan().id("creator"); creator.html("created by marjel101"); createCanvas(w, h-200); textAlign(CENTER, CENTER); persons[0] = new Person(random(width), random(height), "infected", 60*daysSick); for (let i=1; i

Simple Virus Simulation [p5.js]