From: bukinm AT inp DOT nsk DOT su (Michael Bukin)
Newsgroups: comp.os.msdos.djgpp
Subject: Re: GRX context problem.
Date: Sun, 27 Apr 1997 02:49:58 GMT
Organization: BINP SD RAS
Message-ID: <3363be65.2947211@news-win.inp.nsk.su>
References: <5jta4p$gce AT lion DOT cs DOT latrobe DOT edu DOT au>
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On 26 Apr 1997 16:22:49 GMT, boylesgj AT lion DOT cs DOT latrobe DOT edu DOT au (Gregary
J Boyles) wrote:

> Can some body please explain to me why the #$%^ this program fails to put
> anything on the screen. I am so god damned frustrated with this!
> If I comment out the marked lines it works fine. But what the hell is the
> use of memory contexts if you can never see them?????
> 
>   GrContext *Context=GrCreateContext(1024,768,NULL,NULL);
> *  GrSetContext(Context);
    GrClearContext (GrBlack ());
>   GrFilledCircle(500,300,500,color);
> *  GrBitBlt(NULL,100,100,Context,100,100,200,200,GrWRITE);
              ^^^^ GrScreenContext ()