question on opengl with gtk+

[belal medhat <belal medhat92 gmail com>]

i want to make scientific software on proteins and molecular cell biology 

i choose to use gtk+ because it is a beautiful GUI and cross platform on mac unix linux windows platforms

and i will use with it CUDA gpu programming  but i need to setup opengl 4 on gtk+ panel or canvas 

how to make it manualyy by myself 

how to setup opengl 4.2 on gtk+ canvas or panel and write pure opengl code ?

thank you for your reply to my last questions and thank for effort and time