Orbitcontrols pan is not panning

Description of the problem

Go here:
https://threejs.org/examples/?q=orbi#misc_controls_orbit

Rotate the camera towards the ground as far as it goes.

Right click and drag, you will move forward and backwards (the dolly functionality).

Three.js version

• [ x] Dev
• [ x] r98
• …

Browser

• All of them
• Chrome
• Firefox
• Internet Explorer

OS

• All of them
• Windows
• macOS
• Linux
• Android
• iOS

Hardware Requirements (graphics card, VR Device, …)