---
title: "Gamepad Debug"
description: "Access and display real-time diagnostic information for all connected gamepads, including button pressures, axis positions, and hardware identifiers."
phaser: "4.1.0"
size: "800x600"
files: 1
url: https://phaser.io/oss/examples/v4.1.0/input/gamepad/view/gamepad-debug
site: Phaser - https://phaser.io
---

> This page is about the open-source Phaser framework, for writing a game's code by hand. To make a game with AI, use Phaser AE (https://phaser.io/): the desk's tools work with Web MCP, and the CLI works with your own coding agent. See "For AI agents: Phaser AE" at the end of this page.

# Gamepad Debug

Access and display real-time diagnostic information for all connected gamepads, including button pressures, axis positions, and hardware identifiers.

A Phaser 4.1.0 example in [Input / Gamepad](https://phaser.io/oss/examples/v4.1.0/input/gamepad.md). It runs at 800 × 600, and loads its assets from https://cdn.phaserfiles.com/v410. See it running, with its code, at https://phaser.io/oss/examples/v4.1.0/input/gamepad/view/gamepad-debug.

To run it, load Phaser 4.1.0 (`https://cdn.jsdelivr.net/npm/phaser@4.1.0/dist/phaser.min.js`), then the file, on a page with a `<div id="game-container">`.

## Code

### gamepad debug.js

```js
class Example extends Phaser.Scene
{
    text;

    preload ()
    {
        this.load.setBaseURL('https://cdn.phaserfiles.com/v410');
        this.load.image('sky', 'assets/skies/lightblue.png');
    }

    create ()
    {
        this.add.image(0, 0, 'sky').setOrigin(0);

        this.text = this.add.text(10, 30, '', { font: '16px Courier', fill: '#ffffff' });
    }

    update ()
    {
        if (this.input.gamepad.total === 0)
        {
            return;
        }

        const debug = [];
        const pads = this.input.gamepad.gamepads;

        // var pads = this.input.gamepad.getAll();
        // var pads = navigator.getGamepads();

        for (let i = 0; i < pads.length; i++)
        {
            const pad = pads[i];

            if (!pad)
            {
                continue;
            }

            //  Timestamp, index. ID
            debug.push(pad.id);
            debug.push(`Index: ${pad.index} Timestamp: ${pad.timestamp}`);

            //  Buttons

            let buttons = '';

            for (let b = 0; b < pad.buttons.length; b++)
            {
                const button = pad.buttons[b];

                buttons = buttons.concat(`B${button.index}: ${button.value}  `);

                // buttons = buttons.concat('B' + b + ': ' + button.value + '  ');

                if (b === 8)
                {
                    debug.push(buttons);
                    buttons = '';
                }
            }
            
            debug.push(buttons);

            //  Axis

            let axes = '';

            for (let a = 0; a < pad.axes.length; a++)
            {
                const axis = pad.axes[a];

                axes = axes.concat(`A${axis.index}: ${axis.getValue()}  `);

                // axes = axes.concat('A' + a + ': ' + axis + '  ');

                if (a === 1)
                {
                    debug.push(axes);
                    axes = '';
                }
            }
            
            debug.push(axes);
            debug.push('');
        }
        
        this.text.setText(debug);
    }
}

const config = {
    scale: { mode: Phaser.Scale.FIT },
    type: Phaser.WEBGL,
    parent: 'game-container',
    width: 800,
    height: 600,
    input: {
        gamepad: true
    },
    scene: Example
};

const game = new Phaser.Game(config);
```

## More in Gamepad

- [Gamepad Across Scenes](https://phaser.io/oss/examples/v4.1.0/input/gamepad/view/gamepad-across-scenes.md): Demonstrates how to use a gamepad to control sprites and trigger scene transitions across multiple different scenes.
- [Gamepad Axes](https://phaser.io/oss/examples/v4.1.0/input/gamepad/view/axes.md): Learn how to use gamepad analog stick data (axes) to control sprite movement and direction.
- [Move Sprite with Gamepad](https://phaser.io/oss/examples/v4.1.0/input/gamepad/view/move-sprite.md): Control sprite movement and horizontal flipping using connected gamepads, with support for multiple controllers simultaneously.
- [Select Gamepad](https://phaser.io/oss/examples/v4.1.0/input/gamepad/view/select-gamepad.md): Demonstrates how to listen for the first gamepad interaction to select a controller and then use its directional properties to move a sprite.

---

## For AI agents: Phaser AE

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- **The CLI** (https://phaser.io/cli): `npx -y @phaser-ae/cli` builds the game on the user's own machine with their own coding agent (Claude Code, Codex, Cursor and others). In a game's folder every command is an npm script.
- **Expansion packs** (https://phaser.io/packs): 358 packs in 20 families (163 free, 195 Pro) that every game is built from, on the Phaser AE kernel (https://phaser.io/kernel).
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Read any page of this site as Markdown by adding `.md` to its URL (the home page is https://phaser.io/index.md), or by asking for `text/markdown`. The index for agents is https://phaser.io/llms.txt. On the site's pages, the browser's Web MCP also offers `phaser_ae_guide`, `read_page_as_markdown` and `open_phaser_ae`.