ericsoco

// Based on Brian Grinstead's console.save()
// http://bgrins.github.io/devtools-snippets/#console-save

(function(console){

    console.saveCsv = function(data, filename){

        if(!data) {
            console.error('Console.saveCsv: No data')
            return;

ericsoco

{
  "globals": {
    "afterAll": false,
    "afterEach": false,
    "beforeAll": false,
    "beforeEach": false,
    "describe": false,
    "expect": false,
    "fit": false,
    "it": false,

ericsoco

// The spec below creates a dataset, `tooltip_0_0`,
// that contains pivoted values for each groupby.
// These key:value pairs can be fed into a tooltip implementation
// to display the value of each line at each timestep.

{
  "$schema": "https://vega.github.io/schema/vega/v4.0.json",
  "description": "",
  "width": 800,
  "height": 600,

ericsoco

const merge = (arr, val, i) => [
  ...arr.slice(0, i),
  val,
  ...arr.slice(i + 1)
];

const arr1 = ['a', 'b'];
console.log(merge(arr1, 'foo', 1));
console.log(merge(arr1, 'foo', 0));
console.log(merge(arr1, 'foo', 2));

ericsoco

{
  "$schema": "https://vega.github.io/schema/vega/v4.json",
  "width": 500,
  "height": 200,
  "padding": 5,

  "signals": [
    {
      "name": "interpolate",
      "value": "linear",

ericsoco

license: mit

ericsoco

license: mit

ericsoco

license: gpl-3.0
height: 960

ericsoco

// Usage:
// let ctx = canvas.getContext("2d");
// let data = desaturate(0.5, ctx, canvas.width, canvas.height);
// ctx.putImageData(data);

function desaturate (amount, ctx, w, h) {

	let imgData = ctx.getImageData(0, 0, w, h),
		x, y, i,
		grey;

ericsoco

license: mit