Tone.js MIDI Instrument

A Node.js application that creates a musical instrument using Tone.js, responding to MIDI input from a Playtronica Touch Me controller. The instrument features piano and click sounds with reverb, delay, and compression effects.

Features

• Piano Sound: Playable on MIDI channel 1
• Click Sound: Playable on MIDI channel 2
• Effects: Built-in reverb, delay, and compression
• Web Interface: Simple web interface to control audio context

Prerequisites

• Node.js (v14 or higher)
• npm (comes with Node.js)
• A MIDI controller (Playtronica Touch Me or any other MIDI device)

Installation

1. Clone this repository or download the files
2. Install dependencies:

   npm install
   

Usage

1. Connect your MIDI controller to your computer
2. Start the application:

   node index.js
   

3. Open your web browser and go to: http://localhost:3000
4. Click the "Start Audio" button to initialize the audio context (required by modern browsers)
5. Play notes on your MIDI controller:
   • Channel 1: Piano sound
   • Channel 2: Click sound

Controls

• Start Audio: Initializes the audio context (required before playing)
• Stop Audio: Stops all audio playback

MIDI Configuration

• The application automatically detects MIDI inputs
• Make sure your Playtronica Touch Me is connected before starting the application
• If using a different MIDI controller, you may need to configure the MIDI channels in the code

Project Structure

• index.js: Main application file with server and MIDI handling
• public/: Directory for static files (currently empty)
• package.json: Project configuration and dependencies

Dependencies

• tone: Web Audio framework for creating interactive music
• easymidi: Simple MIDI I/O for Node.js
• express: Web server framework

License

MIT