sketch.js

/* Ising simulation example of a temperature sweep on a 100x100 spin lattice */

// Display options:

const CANVAS_WIDTH  = 900;
const CANVAS_HEIGHT = 600;
const FRAME_RATE    = 20;

// Simulation parameters:

var isingSettings = {
	width:            100,
	height:           100,
	mcStepsPerFrame:  10000,
	averagingFrames:  20,
	randomizeLattice: true,
	temperature:      4,
	magneticField:    0,
	loopMode:         'TSWEEP',
	loopIncrement:    -0.05,
	loopTargetValue:  1,
	imageFile:        null,
	dataFile:         'simulationData'
	}
var ferromagnet;

// Create canvas and Ising-simulation object:

function setup() {
	frameRate(FRAME_RATE);
	createCanvas(CANVAS_WIDTH, CANVAS_HEIGHT);
	background(0);
	
	ferromagnet = new Ising(isingSettings);
}

// Draw loop:

function draw() {
	ferromagnet.simulationStep();
}