Indeed, then snippet becomes
paint=: 3 : 0
if. gsinit GS_LIGHT do.
('arial';80;700;1) glaUseFontOutlines__ogl 32 95 32 0 0.3,WGL_FONT_POLYGONS
lighttext''
end.
gscolor 3 1 # 0.5 1
...
This is good.
--- Eric Iverson <[EMAIL PROTECTED]> wrote:
> The lower level rc__ogl used by gsinit returns 1 if new rc and 0 if not.
> gsinit only does init stuff if rc result is 1. This result is passed back to
> the caller so you can use that to do your new rc setup (that is, no need for
> FIRST). Chris may have further comments.
>
> ----- Original Message -----
> From: "Oleg Kobchenko" <[EMAIL PROTECTED]>
> To: "Beta forum" <[email protected]>
> Sent: Sunday, May 21, 2006 6:25 PM
> Subject: [Jbeta] Importance of having setup in OpenGL
>
>
> >I had a first look at the OpenGL demo.
> > Looks and feels terrific!
> >
> > On simple models fps are 60, which is good.
> > Complex models naturally draw slower.
> >
> > Here's a small experiment to show
> > that having setup and moving initialization
> > there from the main loop, improves performance:
> > fps 60 vs 9 (see fragment below).
> >
> > Setup mechanism can be done in the utility code,
> > and user code would optionally implement a "setup"
> > verb, which for exampled could be called from gsinit.
> > or at least gsinit could return a boolean to indicate,
> > that it's a first time after context has been created.
> >
> > Here, due to reusal of context, two areas were
> > able to move to setup: fonts (lists) and light.
> > Another area may be geometry lists to move
> > to the setup. I will look further.
> >
> >
> > NB. ===================================================
> > NB. Font demo
> > NB. ...
> >
> > FIRST=: 1
> >
> > setup=: 3 : 0
> > ('arial';80;700;1) glaUseFontOutlines__ogl 32 95 32 0
> > 0.3,WGL_FONT_POLYGONS
> > lighttext''
> > )
> >
> > paint=: 3 : 0
> > gsinit GS_LIGHT
> > if. FIRST do. setup FIRST=: 0 end.
> > gscolor 3 1 # 0.5 1
> > NB. ...
> > NB. ===================================================
> >
> >
> > __________________________________________________
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>
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