RE: control processor usage
- From: "eric" <eric@xxxxxxxxxxxxxxxxxxxxxxxxx>
- Date: Wed, 8 Jun 2005 06:27:05 -0700
How do specify that the GPU does the work instead of the cpu?
The target machine is an embedded motherboard (single baord computer) the
graphics chip is the intel 855GME (no graphics processor)
Eric
"Wessam Bahnassi" wrote:
> Your best bet is to code the whole particle system to work on the GPU, with
> the least intervention from the CPU. If you're looking for a starfield
> effect, this should be really easy to achieve...
>
> Wessam Bahnassi
> Microsoft DirectX MVP,
> Lead Programmer
> In|Framez
>
> "eric" <eric@xxxxxxxxxxxxxxxxxxxxxxxxx> wrote in message
> news:1715AE86-7D5D-4E1A-9FA9-377FFE78BC5A@xxxxxxxxxxxxxxxx
> > Hello,
> > I have converted the c++ sample project PointSprites to a moving map
> > applicaiton. I seems this sample project uses as much cpu horsepower as
> > availible. I tried to recude the number of calls to render3denviornemnt
> > in
> > the d3dapp class but this only reduce the fps from 1500 to 40, with the
> > cpu
> > usage staying at about 98%.
> >
> > I would like to limit the amout of cpu usage to 25%. Is this possible?
.
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