Originxy

class Example extends Phaser.Scene
{
    preload ()
    {
        this.load.setBaseURL('https://cdn.phaserfiles.com/v385');
        this.load.image('ball', 'assets/sprites/shinyball.png');
    }

    create ()
    {
        //  Graphics background with lines on

        const graphics = this.add.graphics();

        this.add.image(200, 100, 'ball').setOrigin(0, 0);
        this.add.image(400, 100, 'ball').setOrigin(0, 0.5);
        this.add.image(600, 100, 'ball').setOrigin(0, 1);

        this.add.image(200, 200, 'ball').setOrigin(0, 0);
        this.add.image(400, 200, 'ball').setOrigin(0.5, 0);
        this.add.image(600, 200, 'ball').setOrigin(1, 0);

        this.add.image(200, 300, 'ball').setOrigin(0, 0);
        this.add.image(400, 300, 'ball').setOrigin(0.5, 0.5);
        this.add.image(600, 300, 'ball').setOrigin(1, 1);

        this.add.image(200, 400, 'ball').setOrigin(1, 0);
        this.add.image(400, 400, 'ball').setOrigin(1, 0.25);
        this.add.image(600, 400, 'ball').setOrigin(1, 0.5);

        this.add.image(200, 500, 'ball').setOrigin(0.25, 1);
        this.add.image(400, 500, 'ball').setOrigin(0.5, 0.25);
        this.add.image(600, 500, 'ball').setOrigin(0.75, 0.5);

        //  Draw the alignment lines to our Graphics object

        graphics.lineStyle(1, 0x00ff00, 1);

        graphics.beginPath();

        //  Vertical lines

        graphics.moveTo(200, 0);
        graphics.lineTo(200, 600);

        graphics.moveTo(400, 0);
        graphics.lineTo(400, 600);

        graphics.moveTo(600, 0);
        graphics.lineTo(600, 600);

        //  Horizontal lines

        graphics.moveTo(0, 100);
        graphics.lineTo(800, 100);

        graphics.moveTo(0, 200);
        graphics.lineTo(800, 200);

        graphics.moveTo(0, 300);
        graphics.lineTo(800, 300);

        graphics.moveTo(0, 400);
        graphics.lineTo(800, 400);

        graphics.moveTo(0, 500);
        graphics.lineTo(800, 500);

        graphics.strokePath();

        graphics.closePath();
    }
}

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

const game = new Phaser.Game(config);