Create a curve line

Questions
1

Can any one help me to draw a line using given path. currently line is shows like this:

image
image274×548 52.6 KB

I need to create a line along with the spheres.

Here is pg example

2

Drawing Curves | Babylon.js Documentation (babylonjs.com)

3

If you need a lot of thin lines…

Babylon.js Playground (babylonjs.com)