@nogc and opengl errors check

[Jerry via Digitalmars-d-learn]

On Friday, 20 January 2017 at 22:47:17 UTC, Xavier Bigand wrote:
> Hi,
>
> I am writing some code with opengl commands that I want to 
> check in debug, so I am using the function checkgl (from 
> glamour lib).
>
> The issue is that checkgl throw exception and can't be @nogc, I 
> had try to use std.experimental.logger in place of exceptions, 
> but it doesn't work either.
>
> I mostly want to be able to check the opengl errors only in 
> debug in a way that can make the debugger breaks.
>
> On an other part as I will certainly have to log some events 
> (even in release) I would appreciate that the logger be able to 
> be used in @nogc functions, maybe with allocators?

Don't use checkgl, it just bloats you code and there's an actual 
debug feature in OpenGL now. It provides more information than 
just an enum as well. So when a function has multiple errors that 
use the same enum, you can actually know what the error was 
rather than guessing.

https://www.khronos.org/opengl/wiki/Debug_Output