Create graphics backend. Only OpenGL version 3.0 and 4.5 are supported. First time it checks for 4.5 availability and if it's not found, then it checks for version 3.0.
See Implementation
Create graphics backend. Only OpenGL version 3.0 and 4.5 are supported. First time it checks for 4.5 availability and if it's not found, then it checks for version 3.0.