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Rec.Autos.Simulators Archive

CPR and Pure 3D

3 posts by 3 people · 01 Feb 1998 - 01 Feb 1998

DPHI 01 Feb 1998#394872
I've had CPR since it hit the shelves in November and have to say I was less than impressed. I tried both patches and with my 233 MMX, 64 RAM and MilleniumII with M3d add on card, CPR wouldn't run at all. Yesterday I ejected the M3d and installed a Pure 3d card. The difference is like night and day. Frame rate jumped from 10-14 to 23-30. I have all graphics on except mirror textures, sky and steering wheel. This afternoon I downloaded the setups from the "unofficial" CPR Headquarters, and the car is much more driveable, not so "darty". The AI is still a joke,but hot laps are a lot of fun. I think I may keep this thing after all! Don
Don Chapman 01 Feb 1998#394873
I have a Pure 3D and P166 classic w/ 32MB ram. I have the patch for CPR and it still runs choppy even when I cut out a lot of detail. Could it possibly be the memory? In Quake 2, I have been unable to get decent frame rates, as well. In fact, I get the exact same results in frame rate tests with CPR and Quake 2 on another P166, 32mb setup that has a Diamond Monster 3D as opossed to the Pure 3D. It was suggested to me in a Quake newsgroup that the Pure 3D would not show its advantages without more system memory. Does anyone know if this sounds logical? I have my Pure 3D overclocked to 57, and the Monster 3D is at 54 and there are no differences in frame rate tests with CPR or Quake/Quake2. Any info or insight would be greatly appreciated. Don Chapman P.S. I have done lots of frame rate testing on CPR with all sorts of different detail settings and I have found that turning off sky really does not help increase performance. Unlike GP2 where it makes a huge difference.
Kevin 01 Feb 1998#394874
>I have a Pure 3D and P166 classic w/ 32MB ram. I have the patch for CPR and >it still runs choppy even when I cut out a lot of detail. Could it possibly >be the memory? In Quake 2, I have been unable to get decent frame rates, as I have a P-133, Pure3D, with 32 MB of memory. I don't think your problem is with memory. As far as I know, CPR doesn't use over 32 MB of memory so adding more won't do anything. Do you notice your disk light flashing any after the first lap? What motherboard are you using? Try checking your PCI settings in BIOS. Make sure you don't turn off PCI bursting. Also, make sure that you have "polling for interrupts" off for your controller. When you say choppy, do you mean with other cars on the track or just hotlapping. When hoplapping on my system, I get between 22-30 fps without sky and track side objects. Also, I set the view ahead to 15, which has a major impact on performance. Of course, I haven't played CPR since getting F1RS about 3 weeks ago. Greater than 30 fps with all details on. -- Kevin (Remove the "x-" prefix from my address in order to reply via email)

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