src/examples/constructive-solid-geometry-physics.html

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta
      name="viewport"
      content="width=device-width, initial-scale=1.0, minimum-scale=1.0, maximum-scale=1.0, user-scalable=no, viewport-fit=cover"
    />
    <meta http-equiv="X-UA-Compatible" content="ie=edge" />
    <title>Constructive Solid Geometry (with Physics)</title>
    <link rel="stylesheet" href="/css/examples.css?ver=1.0.0" />
    <script src="/js/examples.js?ver=1.1.1"></script>
    <script src="/lib/phaser.min.js?ver=3.52.0"></script>
    <script src="/lib/enable3d/enable3d.phaserExtension.0.25.4.min.js"></script>
  </head>

  <body>
    <script>
      const { enable3d, Scene3D, Canvas } = ENABLE3D

      class MainScene extends Scene3D {
        constructor() {
          super({ key: 'MainScene' })
        }

        init() {
          this.accessThirdDimension()
        }

        create() {
          this.third.warpSpeed()

          this.third.camera.position.set(0, 5, 10)
          this.third.camera.lookAt(0, 2, 0)

          const box = this.third.make.box({ x: 0.75, y: 1.75, z: -0.25 })
          const sphere = this.third.make.sphere({ radius: 0.5, x: 1, y: 2 })

          const int = this.third.csg.intersect(box, sphere)
          const sub = this.third.csg.subtract(box, sphere)
          const uni = this.third.csg.union(box, sphere)

          const mat = this.third.add.material()

          const geometries = [int, sub, uni]
          geometries.forEach((geo, i) => {
            geo.position.setX((i - 1) * 2)
            geo.position.setY(5)
            geo.rotateX(10)
            geo.material = mat
            geo.castShadow = geo.receiveShadow = true
            // Can be 'convex' or 'concave' (concave shapes are always static)
            geo.shape = 'mesh'
            this.third.physics.add.existing(geo)
          })

          this.objects = [int, sub, uni]
          this.third.scene.add(int, sub, uni)
        }

        update() {
          this.objects.forEach(obj => {
            obj.rotation.x += 0.01
            obj.rotation.y += 0.01
          })
        }
      }

      const config = {
        type: Phaser.WEBGL,
        transparent: true,
        scale: {
          mode: Phaser.Scale.FIT,
          autoCenter: Phaser.Scale.CENTER_BOTH,
          width: window.innerWidth * Math.max(1, window.devicePixelRatio / 2),
          height: window.innerHeight * Math.max(1, window.devicePixelRatio / 2)
        },
        scene: [MainScene],
        ...Canvas()
      }

      window.addEventListener('load', () => {
        enable3d(() => new Phaser.Game(config)).withPhysics('/lib/ammo/kripken')
      })
    </script>
  </body>
</html>