1. A concise explanation of the problem you're experiencing.
I would like to add a fisheye effect to Cesium. Is there a way to do this? Maybe using a CSS plugin or using the Cesium camera options?
2. A minimal code example. If you've found a bug, this helps us reproduce and repair it.
3. Context. Why do you need to do this? We might know a better way to accomplish your goal.
I would like to try to use this in a projection dome.
4. The Cesium version you're using, your operating system and browser.