Load and Parse Binary Data
Demonstrates how to load a binary file and manually extract information by reading specific byte offsets from the binary cache.
800 × 600
class Example extends Phaser.Scene
{
preload ()
{
this.load.setBaseURL('https://cdn.phaserfiles.com/v410');
this.load.binary('mod', 'assets/audio/protracker/act_of_impulse.mod');
}
create ()
{
const buffer = new Uint8Array(this.cache.binary.get('mod'));
// getString scans the binary file between the two values given,
// returning the characters it finds there as a string
const signature = this.getString(buffer, 1080, 1084);
const text = this.add.text(32, 32, `Signature: ${signature}`, { fill: '#ffffff' });
text.setShadow(2, 2, 'rgba(0,0,0,0.5)', 0);
const title = this.getString(buffer, 0, 20);
const text2 = this.add.text(32, 64, `Title: ${title}`, { fill: '#ffffff' });
text2.setShadow(2, 2, 'rgba(0,0,0,0.5)', 0);
// Get the sample data
const sampleText = [];
for (let i = 0; i < 31; i++)
{
const st = 20 + i * 30;
sampleText.push(this.getString(buffer, st, st + 22));
}
const text3 = this.add.text(400, 32, sampleText, { fill: '#ffffff' });
text3.setShadow(2, 2, 'rgba(0,0,0,0.5)', 0);
}
getString (buffer, start, end)
{
let output = '';
for (let i = start; i < end; i++)
{
output += String.fromCharCode(buffer[i]);
}
return output;
}
}
const config = {
scale: { mode: Phaser.Scale.FIT },
type: Phaser.AUTO,
parent: 'game-container',
width: 800,
height: 600,
backgroundColor: '#0072bc',
scene: Example
};
const game = new Phaser.Game(config);