jsroot
v7.8.0
Published
JavaScript ROOT
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JavaScript ROOT
JavaScript ROOT provides interactive ROOT-like graphics in the web browsers and in node.js.
Data can be read and displayed from ROOT binary and JSON files.
JSROOT implements user interface for THttpServer class.
Examples
In web browser
...
<body>
<div id="drawing" style="position: relative; width: 800px; height: 600px;"></div>
</body>
<script type='module'>
import { openFile, draw } from 'https://root.cern/js/latest/modules/main.mjs';
let file = await openFile('https://root.cern/js/files/hsimple.root');
let obj = await file.readObject('hpxpy;1');
draw('drawing', obj, 'colz');
</script>
...In node.js
import { openFile, makeSVG } from 'jsroot';
import { writeFileSync } from 'fs';
let file = await openFile('https://root.cern/js/files/hsimple.root');
let obj = await file.readObject('hpxpy;1');
let svg = await makeSVG({ object: obj, option: 'lego2,pal50', width: 800, height: 600 });
writeFileSync('lego2.svg', svg);More examples
Install
npm install jsrootFor 3D rendering jsroot uses gl package which may have problems
during installation. To use jsroot without gl one can omit development packages:
npm install jsroot --omit=dev