Creating and Drawing Points

class Example extends Phaser.Scene
{
    create ()
    {
        const graphics = this.add.graphics({ fillStyle: { color: 0x2266aa } });

        const point1 = new Phaser.Math.Vector2();// point at 0/0
        const point2 = new Phaser.Math.Vector2(100);// point at 100/100
        const point3 = new Phaser.Math.Vector2(400, 300);// point at 400/300

        graphics.fillPointShape(point1, 15);
        graphics.fillPointShape(point2, 15);
        graphics.fillPointShape(point3, 15);
    }
}

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

const game = new Phaser.Game(config);