Presentation

Electron application for dispatch local Joystick data to WebSocket client

Should work on any environnement suppporting Electron.

Tested on Windows 7.

The joystick USB should be configured as gamepad, et seeing by Chrome/Chormium (HTML 5). (HID/Xinput device): Browser Test (FF/Chrome/Webkit) can be done with : http://html5gamepad.com/

Websocket distribution offer jouystick acces for any application which do not support HID ou XInput.

Message is JSON.stringify of [axes,buttons,nomess,time_ms], with :

• axes : array of values of 7 axes, values are 0..200, 0 is 100
• buttons : buttons states of 12 buttons, values are 0 or 1
• nomessage : incremented for each message
• time_ms : timestamp of event (new Date().getTime() % 1000)

Example:

 [[100,100,100,100,100,100,100],[1,0,0,0,0,0,0,0,0,0,0,0],739,265]

Usage

> npm install
> npm start
or
> .\node_modules\.bin\electron.exe .

> firefox client_test.html

Press the button '1' on the joystick to activate the server ... (this is a html5 gamepad chrome requirement)

Files

• main.js : startup Electron : load index.html
• index.html : main page, virual pad in SVG, include joy.js
• joy.js : gamepad client, virtual and real, websocket server for js ditribution.
• client_test.html : can be invoked by a navigator for client websocket test.
• config.html : Webgl tester , quadcopter simulator :) can be use directly by a navigator, or in electron app by (button 4)+(Zoom max).

modules used:

• ws for websocket server,
• many many module for Electron GUI : Chromium under Node.js.

License

MIT

Use three.js for apropos.