Re: [Chicken-users] What should (POINTER VOID) be in opengl?

[felix winkelmann]

On 6/20/06, Matthew Welland <address@hidden> wrote:
> I'm trying to get tesselation to work and getting nowhere fast. My callbacks
> are not being called and I suspect I'm off target in more than one place.
> Anyhow for starters, what would I put for (POINTER VOID) in the following:
>
> [procedure] (glu:TessBeginPolygon (POINTER GLUTESSELATOR) (POINTER VOID))
>
> Here is the complete code I am trying to get to work, you can see I tried #f
> and at least the code runs but the callbacks never get called:

I don't know enough about OpenGL to help you much, but the second
arg to glu:TessBeginPolygon is a bit of a problem: the callback installation
procedure needs more brains and should install one callback
handlers for each possible callback-type, not just one
(see the bottom of glu.scm).


cheers,
felix