[haiku-3rdparty-dev] Re: Creating a fast (60 fps or so) periodic timer
- From: Chris Roberts <cpr420@xxxxxxxxx>
- To: haiku-3rdparty-dev@xxxxxxxxxxxxx
- Date: Fri, 18 Sep 2009 02:34:09 +0000
On Fri, Sep 18, 2009 at 2:23 AM, Joseph Adams
<joeyadams3.14159@xxxxxxxxx> wrote:
>
> Thanks, though I forgot to mention that updating the game's logical
> state quickly and at the right rate isn't the issue, but rather
> getting the BView to invalidate quickly. What I did in my original
> version for keeping the speed correct is, per screen update, calculate
> the time elapsed since the last screen update, then update the game
> state by the corresponding number of logical frames (512 logical
> frames per second). Thus, I just need to be able to send rapid
> updates to my BView to redraw at 60 screen frames per second. It
> doesn't even need to be that accurate.
>
Ok. I'm not sure I understand what you mean by "invalidate quickly".
Maybe someone else can answer.
--Chris
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