Thank you very much!
I've added it to svn trunk instead of 1.8 branch as I'm currently trying to get to 1.9 release. Besides some tiny changes needed for that I've left your code unchanged.
Normal transformation problem of Shaders example
Re: Normal transformation problem of Shaders example
IRC: #irrlicht on irc.libera.chat
Code snippet repository: https://github.com/mzeilfelder/irr-playground-micha
Free racer made with Irrlicht: http://www.irrgheist.com/hcraftsource.htm
Code snippet repository: https://github.com/mzeilfelder/irr-playground-micha
Free racer made with Irrlicht: http://www.irrgheist.com/hcraftsource.htm
Re: Normal transformation problem of Shaders example
Glad to help. I plan to implement some advanced shader examples as supplements when I get free.