rec.autos.simulators

CPR Glide vs. D3D Performance

Jim Hieber

CPR Glide vs. D3D Performance

by Jim Hieber » Sun, 05 Apr 1998 04:00:00

I just did a quick benchmark comparing D3D with Glide on my machine.

My machine is a P233MMX, Monster 3D, 64MB RAM, etc. (not "a really slow
(yes, s-l-o-w) machine").

I did a test drive at Miami (no other cars), with the following graphics
settings:

640x480, image quality=good, all graphics options on except smoke and
steering wheel, clipping plane=18, mirrors=cars only, tires=tracks
only.  I had sound set to mono.

Here are my numbers (approximate fps):

              D3D      Glide    %improvement
             -----     -----    ------------
Pits:        18-20     22-23         15
Backstretch: 29-30     38-40         33
Start/Fin:   20-21     25-27         29

This was a quick comparison, and, of course, your mileage may vary.

I was initially skeptical about the triglide.dll file, especially since
I first read about it on April Fool's Day!  But this is no joke--the
performance increase on my machine is NOTICEABLE.  

Switching to "Best" image quality only reduced my Glide framerates by
2-3 fps.  I'm sticking with this!  And I'm glad this isn't officially
supported by Microsoft, based on what passes for Microsoft support.

I've been following the CPR discussions in r.a.s and on the various CPR
websites.  Initially, I believed alot of the anti-Microsoft and anti-CPR
sentiments were unfounded.  No longer.  Call me naive, but I'm really
astounded by their behavior on this one.  
--
* ------------------------------------

* St. Paul, MN

Barton Spencer Brow

CPR Glide vs. D3D Performance

by Barton Spencer Brow » Sun, 05 Apr 1998 04:00:00

Here you go, Dean and John. Explain again how Microsoft made a decision
to NOT provide support for Glide because it offered no noticeable
improvement, especially on "s-l-o-w machines". This was to provide the
best product possible for your customers, right? Nothing whatsoever to
do with MS' stake in D3D, right?


> I just did a quick benchmark comparing D3D with Glide on my machine.

> My machine is a P233MMX, Monster 3D, 64MB RAM, etc. (not "a really slow
> (yes, s-l-o-w) machine").

> I did a test drive at Miami (no other cars), with the following graphics
> settings:

> 640x480, image quality=good, all graphics options on except smoke and
> steering wheel, clipping plane=18, mirrors=cars only, tires=tracks
> only.  I had sound set to mono.

> Here are my numbers (approximate fps):

>               D3D      Glide    %improvement
>              -----     -----    ------------
> Pits:        18-20     22-23         15
> Backstretch: 29-30     38-40         33
> Start/Fin:   20-21     25-27         29

> This was a quick comparison, and, of course, your mileage may vary.

> I was initially skeptical about the triglide.dll file, especially since
> I first read about it on April Fool's Day!  But this is no joke--the
> performance increase on my machine is NOTICEABLE.

> Switching to "Best" image quality only reduced my Glide framerates by
> 2-3 fps.  I'm sticking with this!  And I'm glad this isn't officially
> supported by Microsoft, based on what passes for Microsoft support.

> I've been following the CPR discussions in r.a.s and on the various CPR
> websites.  Initially, I believed alot of the anti-Microsoft and anti-CPR
> sentiments were unfounded.  No longer.  Call me naive, but I'm really
> astounded by their behavior on this one.
> --
> * ------------------------------------

> * St. Paul, MN

Byron Forbe

CPR Glide vs. D3D Performance

by Byron Forbe » Mon, 06 Apr 1998 05:00:00


> Here you go, Dean and John. Explain again how Microsoft made a decision
> to NOT provide support for Glide because it offered no noticeable
> improvement, especially on "s-l-o-w machines". This was to provide the
> best product possible for your customers, right? Nothing whatsoever to
> do with MS' stake in D3D, right?

   LOL. This dll really goes well with Bill's recent pie in the face
experience me thinks :)

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