[Papervision3D] Weird problem with PV3D + IE

[Paul Decoursey]

My experience has been similar.  Sometimes it feels like the browser  
is just tired and doesn't want to render my stuff.

On Apr 3, 2009, at 4:32 AM, Stig Ronald Kristiansen wrote:

> My experience is that this is not consistent across different  
> hardware even when using the same version of the flash player and  
> probably would differ widely depending on the nature of your  
> application.
>
> On my work PC IE is slightly slower than Firefox while on my private  
> PC at home it is the opposite way around. But the difference I have  
> seen is not more than perhaps10-15% and I think this is small enough  
> to be safely ignored.
>
> One difference I have seen consistently _in my own applications_ is  
> a difference in response to mouse interaction where IE "stutters"  
> for the first few seconds after loading a PV3D scene, this was  
> especially noticeable when using very dense meshes. However I  
> realize this might be an artifact of the way I do things in my own  
> applications. I also found that if the pv3d scene was heavy then IE  
> responded very sluggishly to javascript or windows events like  
> resizing.
>
> After I rewrote the my application to only redraw the 3D scene when  
> either the content or the camera had changed and not on every  
> frigging frame these problems went away on IE. It seems that IE  
> actually got starved on CPU time when the flash player is running  
> full throttle rendering 3D on every frame. Most applications do not  
> need to redraw on every frame so I consider this so important there  
> should be made an pv3d example program for newbies about how to do  
> this. (Perhaps there is? I have not really looked).
>
> I would be a bit careful about making sweeping statements like  
> browser XX is faster than YY doing graphics heavy operations like  
> flash rendering because factors like the nature of your flash  
> application, and hardware characteristics like CPU and graphics  
> driver may skew the result greatly between different hardware and  
> browsers.
>
> In short; YMMV :-)

Also, type out the words, this isn't a text.

>
> Best regards,
> Stig R K
>
> Mark I. Ross wrote:
>> I'm new to this list so don't want to suggest something insulting,  
>> but are the versions of flash player you guys have installed the  
>> same between Firefox and IE?
>>
>> I'm seeing excellent performance in both IE and Firefox on your  
>> sample URL (www.cabanacriacao.com).....I couldn't say what FPS but  
>> I would almost say it's running slightly faster in IE7 (over  
>> Firefox3).
>>
>> Just a thought,
>> Cheers,
>> mark
>>
>> Pablo Lemos wrote:
>>> I had a similar problem.
>>> Stats showing 7MB and 30/60 FPS on IE, while all other browsers  
>>> showing 100MB and 60/60 FPS.
>>> My project had a lot of  thin big cubes (www.cabanacriacao.com).
>>> I´ve tried a lot of tricks but without success. I just optimize as  
>>> good as I could to make things happen smoothly. But still 30/60 FPS.
>>>
>>> The only answer, I think, is this: IE sucks!
>>>
>>>
>>> Pablo Cabana
>>> (21) 9338-0388
>>> Cabana Criação
>>> (21) 2707-7020
>>> www.cabanacriacao.com
>>> Visite também o Cabanoblog:
>>> www.cabanacriacao.com/blog
>>>
>>>
>>> ----- Original Message ----- From: "Martial" <martialou at gmail.com>
>>> To: <papervision3d at osflash.org>
>>> Sent: Thursday, April 02, 2009 8:27 AM
>>> Subject: [Papervision3D] Weird problem with PV3D + IE
>>>
>>>
>>>> Hi all,
>>>>
>>>> I finally come to write something in the mailing list because  
>>>> I'm  front of a really weird problem I never see before.
>>>>
>>>> I'm working on a really simple PV3D app, kind of "universe" with  
>>>> only planes ( MovieMaterial and BitmapMaterial ).
>>>> All is set to animated = false, smooth = true and some are  
>>>> smoothed. Segments are set to 1 !
>>>> And all with lookAt(cam) on enterFrame.
>>>>
>>>> Some movies are imported from a swf library..
>>>>
>>>> It's working really good, I can have a frame rate of 60fps but..   
>>>> in  IE It's just crashing!
>>>>
>>>> All is starting ok, but then if I wait like one minuts, the  
>>>> frame  rate is starting to decrease and the app totally stops.
>>>>
>>>> I can't see any memory leak, I think the code is pretty clean..
>>>> I did not hack the pv3d lib.. :)
>>>>
>>>> One strange thing is that using the fabulous Stats of MrDoob, I  
>>>> can  see approx 100mo allocated, and in IE It's like 10mo.
>>>>
>>>> Any of you had this problem before ?
>>>>
>>>> I made other papervision projects before and I never had this   
>>>> problem, the only difference is that with this one I'm compiling  
>>>> with  flex SDK 3.3 but I don't think there's something to do with..
>>>>
>>>> Any help would be really appreciated,
>>>>
>>>> Thanks,
>>>>
>>>> Martial
>>>>
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>>>
>>>
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