Handles translation between `Matter.js` (v0.18.0) and `PIXI` coord space.
- See https://brm.io/matter-js/
- When there is syncing, PIXI display objects sync to the engine bodies.
- Modifiers and tweens involving physics bodies are always in physics coords.
- Bodies and their synced dispos have center registrations.
- See https://brm.io/matter-js/
- When there is syncing, PIXI display objects sync to the engine bodies.
- Modifiers and tweens involving physics bodies are always in physics coords.
- Bodies and their synced dispos have center registrations.
- Source: