Polygon with Matter Physics

class Example extends Phaser.Scene
{
    create ()
    {
        this.matter.world.setBounds().disableGravity();

        const arrow = '40 0 40 20 100 20 100 80 40 80 40 100 0 50';
        const chevron = '100 0 75 50 100 100 25 100 0 50 25 0';
        const star = '50 0 63 38 100 38 69 59 82 100 50 75 18 100 31 59 0 38 37 38';

        {
            const poly = this.add.polygon(400, 300, arrow, 0x0000ff, 0.2);

            this.matter.add.gameObject(poly, { shape: { type: 'fromVerts', verts: arrow, flagInternal: true } });

            poly.setVelocity(6, 3);
            poly.setAngularVelocity(0.01);
            poly.setBounce(1);
            poly.setFriction(0, 0, 0);
        }

        {
            const poly = this.add.polygon(400, 100, chevron, 0xff0000, 0.2);

            this.matter.add.gameObject(poly, { shape: { type: 'fromVerts', verts: chevron, flagInternal: true } });

            poly.setVelocity(6, 3);
            poly.setAngularVelocity(0.01);
            poly.setBounce(1);
            poly.setFriction(0, 0, 0);
        }

        {
            const poly = this.add.polygon(600, 400, star, 0x00ff00, 0.2);

            this.matter.add.gameObject(poly, { shape: { type: 'fromVerts', verts: star, flagInternal: true } });

            poly.setVelocity(4, -2);
            poly.setBounce(1);
            poly.setFriction(0, 0, 0);
            poly.setFrictionAir(0.005);
        }
    }
}

const config = {
    scale: { mode: Phaser.Scale.FIT },
    type: Phaser.AUTO,
    width: 800,
    height: 600,
    backgroundColor: '#efefef',
    parent: 'game-container',
    physics: {
        default: 'matter',
        matter: {
            debug: true
        }
    },
    scene: Example
};

const game = new Phaser.Game(config);