For use cases of conditional cell content, it would be helpful to render empty Div in ComponentRenderer and IconRenderer when given null value.

This is request for convenience and improved DX. It is possible to give empty Div already now as a component.

https://vaadin.com/forum/thread/17439129/grid-icon-column

Problem

It is possible to add shortcuts. Most of the time, the shortcuts are shorthand ways to enter something that is already "known". However, the introduction to things like units (cm, etc) that map to '\\operatorname{cm} create an abbreviation that might want to have some speech associated it.

Potential Solution

Add a speech property to the shortcut notation that is then check

There's no TriangleGeometry class in Three.js, but here's some ways we can implement one using the THREE.Triangle math class.