This is a test shader for a project i'm working on,i try to archive the bark of a tree in a procedural mode,if you want better results or your costume cortex just play with the tweaking and the mapping scale values.
Note:the HDRI image it's not included.
Special thanks to CGAlpha for his totem and tutor4u channel to help me giving me the idea of the cortex cracks and his awesome learning tutorials :D
your welcome, glad to help :D
Thank you for the Material
Newbie here, thank you!