Mass Sprite Test

class Example extends Phaser.Scene
{
    preload ()
    {
        this.load.setBaseURL('https://cdn.phaserfiles.com/v385');
        this.load.spritesheet('bobs', 'assets/sprites/bobs-by-cleathley.png', { frameWidth: 32, frameHeight: 32 });
    }

    create ()
    {
        //  Create a little 32x32 texture to use to show where the mouse is
        const graphics = this.make.graphics({ x: 0, y: 0, add: false, fillStyle: { color: 0xff00ff, alpha: 1 } });

        graphics.fillRect(0, 0, 32, 32);

        graphics.generateTexture('block', 32, 32);

        const highlighted = this.add.image(16, 16, 'block');

        const hitArea = new Phaser.Geom.Rectangle(0, 0, 32, 32);
        const hitAreaCallback = Phaser.Geom.Rectangle.Contains;

        //  Create 400 sprites aligned in a grid
        const group = this.make.group({
            classType: Phaser.GameObjects.Image,
            key: 'bobs',
            frame: Phaser.Utils.Array.NumberArray(0, 399),
            randomFrame: true,
            hitArea: hitArea,
            hitAreaCallback: hitAreaCallback,
            gridAlign: {
                width: 25,
                height: 25,
                cellWidth: 32,
                cellHeight: 32
            }
        });

        this.input.on('gameobjectover', (pointer, gameObject) =>
        {

            highlighted.setPosition(gameObject.x, gameObject.y);

        });
    }
}

const config = {
    type: Phaser.WEBGL,
    parent: 'phaser-example',
    width: 800,
    height: 600,
    scene: Example
};

const game = new Phaser.Game(config);