simulating cat eyes (material) ?

[BogumilZ]

I wrote a topic about this, go check it out.

glowing eyes like a cat's

I really haven’t encountered the trick that your friend is referring to, so I quite honestly cannot comment on it at all. Being a computer programmer by trade, I find myself thinking like one … which basically means breaking down any problem into its component parts and figuring out some way to program a digital computer to do the right thing … whatever “the right thing” might happen to be. Therefore, when you tell me “there are two types of color in the eye when the light hits it at an angle,…