500 Colliding Bodies

class Example extends Phaser.Scene
{
    controls;

    preload ()
    {
        this.load.setBaseURL('https://cdn.phaserfiles.com/v385');
        this.load.atlas('gems', 'assets/tests/columns/gems.png', 'assets/tests/columns/gems.json');
    }

    create ()
    {
        this.physics.world.setBounds(0, 0, 800 * 8, 600 * 8);

        const spriteBounds = Phaser.Geom.Rectangle.Inflate(Phaser.Geom.Rectangle.Clone(this.physics.world.bounds), -100, -100);

        this.anims.create({ key: 'diamond', frames: this.anims.generateFrameNames('gems', { prefix: 'diamond_', end: 15, zeroPad: 4 }), repeat: -1 });
        this.anims.create({ key: 'prism', frames: this.anims.generateFrameNames('gems', { prefix: 'prism_', end: 6, zeroPad: 4 }), repeat: -1 });
        this.anims.create({ key: 'ruby', frames: this.anims.generateFrameNames('gems', { prefix: 'ruby_', end: 6, zeroPad: 4 }), repeat: -1 });
        this.anims.create({ key: 'square', frames: this.anims.generateFrameNames('gems', { prefix: 'square_', end: 14, zeroPad: 4 }), repeat: -1 });

        //  Create loads of random sprites

        const anims = [ 'diamond', 'prism', 'ruby', 'square' ];

        const blocks = [];

        for (let i = 0; i < 500; i++)
        {
            const pos = Phaser.Geom.Rectangle.Random(spriteBounds);

            const block = this.physics.add.sprite(pos.x, pos.y, 'gems');

            block.setVelocity(Phaser.Math.Between(200, 400), Phaser.Math.Between(200, 400));
            block.setBounce(1).setCollideWorldBounds(true);

            if (Math.random() > 0.5)
            {
                block.body.velocity.x *= -1;
            }
            else
            {
                block.body.velocity.y *= -1;
            }

            block.play(Phaser.Math.RND.pick(anims));

            blocks.push(block);
        }

        this.physics.add.collider(blocks, blocks);

        const cursors = this.input.keyboard.createCursorKeys();

        const controlConfig = {
            camera: this.cameras.main,
            left: cursors.left,
            right: cursors.right,
            up: cursors.up,
            down: cursors.down,
            zoomIn: this.input.keyboard.addKey(Phaser.Input.Keyboard.KeyCodes.Q),
            zoomOut: this.input.keyboard.addKey(Phaser.Input.Keyboard.KeyCodes.E),
            acceleration: 0.06,
            drag: 0.0005,
            maxSpeed: 1.0
        };

        this.controls = new Phaser.Cameras.Controls.SmoothedKeyControl(controlConfig);

        this.add.text(0, 0, 'Use Cursors to scroll camera.\nQ / E to zoom in and out', { font: '18px Courier', fill: '#00ff00' });
    }

    update (time, delta)
    {
        this.controls.update(delta);
    }
}

const config = {
    type: Phaser.WEBGL,
    width: 800,
    height: 600,
    parent: 'phaser-example',
    pixelArt: true,
    physics: {
        default: 'arcade',
        arcade: {
            gravity: { y: 100 },
            debug: true
        }
    },
    scene: Example
};

const game = new Phaser.Game(config);
                        

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