Re: [info-performer] Re: -12- How do I overlay graphics on top of my Performer scene

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From: Brian Furtaw (brian++at++sgi.com)
Date: 07/08/2003 13:26:20

Each of the 5 channels will have its own draw callback. Make sure your
HUD post draw routine is listed in all 5 channel's draw callback.

pfChannel *chan[5];

int i = 0;
for(i = 0; i < 5; i++) {
    chan[i] = new pfChannel(pipe[i]);
    chan[i]->setTravFunc(PFTRAV_DRAW, HUDPostDraw)
}

Brian

Régis Poulin wrote:
> Hi, I am developping an application with 5 channels. I want to draw a
> hud that will by displayed on top of ALL 5 channels. For the moment I
> can draw on top of only one channel using the postdraw callback. The
> thing is that I want to display a menu that will be on top of everything
>
> Thank you very mush
>
> Regis
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