hughsk/index.js

## index.js
var render = require('ndarray-canvas')
var zeros = require('zeros')
var cave = require('cave-automata-2d')
var fill = require('ndarray-fill')
var canvas = document.createElement('canvas')

// Create an empty ndarray,
// 60 units wide and
// 18 units high
var array = zeros([500, 300])

canvas.width = 500
canvas.height = 300

function up() {
  // Regenerate the cave, iterating 10 times
  cave(array)(10)
  amplify(array)

  // Converts the ndarray to text and replace
  // the contents of our <pre> element
  render(canvas, array)

  // And repeat
  setTimeout(up, 1250)
}

// Brightens the ndarray up from
// a range of 0-1 to 0-255.
function amplify() {
  return fill(array, function(x, y) {
    return array.get(x, y) * 255
  })
}

up()
document.body.appendChild(canvas)

## minified.js
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## page-head.html
<style type='text/css'>html, body { margin: 0; padding: 0; border: 0; }
body, html { height: 100%; width: 100%; }</style>

## requirebin.md

      
    Raw
  

              requirebin.md
            
          
    view on requirebin
	var render = require('ndarray-canvas')
	var zeros = require('zeros')
	var cave = require('cave-automata-2d')
	var fill = require('ndarray-fill')
	var canvas = document.createElement('canvas')

	// Create an empty ndarray,
	// 60 units wide and
	// 18 units high
	var array = zeros([500, 300])

	canvas.width = 500
	canvas.height = 300

	function up() {
	// Regenerate the cave, iterating 10 times
	cave(array)(10)
	amplify(array)

	// Converts the ndarray to text and replace
	// the contents of our <pre> element
	render(canvas, array)

	// And repeat
	setTimeout(up, 1250)
	}

	// Brightens the ndarray up from
	// a range of 0-1 to 0-255.
	function amplify() {
	return fill(array, function(x, y) {
	return array.get(x, y) * 255
	})
	}

	up()
	document.body.appendChild(canvas)
	<style type='text/css'>html, body { margin: 0; padding: 0; border: 0; }
	body, html { height: 100%; width: 100%; }</style>