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//Óscar A. Montiel | |
//twitter: @_geosmina | |
//github: https://animanoir.github.io/ | |
//Crea un arreglo. | |
var walkers = new Array(250); | |
function setup() { | |
//Escenario | |
createCanvas(800, 600); | |
background(0); | |
smooth(); //Creo que le agrega antialias. | |
//Inicializa objetos en el arreglo. | |
for (var i = 0; i < walkers.length; i++) { | |
walkers[i] = new Walker(); | |
} | |
} | |
function draw() { | |
for (var i = 0; i < walkers.length; i++) { | |
walkers[i].display(); | |
walkers[i].update(); | |
} | |
} | |
//Walker class | |
function Walker() { | |
var escalar = random(10); //Esto multiplicará el noise. | |
var n = noise(millis()) * escalar; | |
this.pos = createVector(random(width), random(height)); //Crea un Walker (de muchos) en un lugar al azar del canvas. | |
var c = color(random(255), random(250), random(255)); | |
//Funciones | |
this.update = function () { | |
var mouse = createVector(mouseX, mouseY); //Vector del Mouse | |
this.acc = p5.Vector.sub(mouse, this.pos); //Vector de aceleración. | |
this.acc.mult(0.01); | |
this.vel = createVector(random(-5, 5), random(-5, 5));//Mueve el objeto al azar. | |
this.vel.add(this.acc); | |
this.pos.add(this.vel); | |
}; | |
this.display = function () { | |
//Dibuja un círculo como un Walker | |
noStroke(); | |
fill(c); | |
ellipse(this.pos.x, this.pos.y, n, n); //this.pos.x y .y se refiere a los atributos x y y de un createVector. | |
}; | |
} | |
//Esto hace que, al hacer click, se recargue el sketch. | |
function mouseClicked(){ | |
setup(); | |
} |
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