Re: [Chicken-users] new OpenGL egg

[Felix Winkelmann]

Am Thu, 15 Jan 2004 17:08:38 -0500 (EST) hat Daniel B. Faken 
<address@hidden> geschrieben:

> Hello,
>
>   I'm new to chicken, but it would appear somethings wrong with either
> build 1.30 or the example with the OpenGL egg:
>   glut .scm contains:
> ;;;; glut.scm
>
> #>!
>
> __declare(export_constants, yes)
> __declare(substitute, "^GLUT_;glut:")
> __declare(substitute, "^glut;glut:")
>
>   but the example makes reference to glut:DOUBLE.  When I run this under
> 'csi', it says glut:DOUBLE is unknown, but it can recognize glut::DOUBLE 
> -
> so it would appear the 'substitute' is operating twice: first converting
> GLUT_DOUBLE to glut:DOUBLE and converting this to glut::DOUBLE..

Indeed. If you replace the two substitution forms with

__declare(substitute, "^(glut|GLUT_);glut:")

everything should work correctly.

(You will have to change glut.scm, glu.scm and gl.scm, then run
`csi -setup opengl' once more)

>   Anyway, thanks for the chicken!

You're welcome! Thanks for giving it a try.


cheers,
felix