What you say about update cycles is absolutly valid. In fact mental images
did updates quite frequently. Not as often as chaos group with vray but at
least several per year. I had a better and newer link including dates of
bugfixes but I can't find right now. Heres an older list by AD:
http://docs.autodesk.com/MENTALRAY/2012/ENU/mental%20ray%203.9%20Help/files/
relnotes/relnotes.html

 

A lot of fixes quite frequently as it seems. But since most of the costumers
didn't use the standalone but the integrated version by its DCC developer
the bugfixes were incorporated only once per year. Leaving costumers a year
with a bug, that got adressed by mental images possibly just a week later.

 

 

From: softimage-boun...@listproc.autodesk.com
[mailto:softimage-boun...@listproc.autodesk.com] On Behalf Of Derek Jenson
Sent: Sunday, May 29, 2016 3:36 PM
To: softimage@listproc.autodesk.com
Subject: RE: Anybody still using mental ray?

 

I think the biggest problem with the stability of MR was with the concept of
only releasing a single update once a year which was tided to the 3D
program. That was unrealistic idealism. There was also pressure to give
customers the lastest and least tested version of MR with each yearly DCC
update. 3D is too bleeding edge for that release model to be stable. Being
XSI's only renderer option for a long time, stability certainly became an
issue. 

If MR updates were released with the frequency (and flexibility of
rollbacks) like all 3rd party engines, everyone would have fonder memories
of the software. 

The developers of MR also worked in complete isolation with regard to
communication with their customer base. The RS guys have bent over backward
to educate and update their clients, and I really appreciate the support.
IMO, you can only partially point the finger at users for not using a
software as intended. With information/training being so easily accessible
now the "you're not smart enough to use software X" mentally of the early
years is void. If a whole user base is struggling with a technology... then
something with that tech is flawed; not the other way around. 

The flexibility of MR and 3delight are unmatched (in  XSI), but the speed
demands forced on this biz make Redshift indispensable for keeping pace. 

  _____  

From: mirkoj.anima...@gmail.com
Date: Sat, 28 May 2016 22:00:28 +0200
Subject: Re: Anybody still using mental ray?
To: softimage@listproc.autodesk.com

there are some good points in there BUT if better results can be achieved
faster and learn faster on another engine does it make sense to waste time
learning inferior render engine instead?

 

also I do know much more experience people with MRay that even with knowing
a lot more still had to spend wake nights waiting for crashes and issues on
critical rendering that ofc needs to be done tomorrow morning :)

 

On Sat, May 28, 2016 at 9:55 PM, Matt Lind <speye...@hotmail.com> wrote:

The people who complain the most about mental ray tend to be the ones who
never took the time to learn to use it properly.

If you read the manuals, mental images states some modes are more taxing
than others for rendering.  For example, Segmented shadow mode incurs 15%
additional rendering time vs. the default shadow computation mode, and is
less stable inside of material shaders.  Segmented shadows is currently set
as the default shadow computation mode.  If you do most of your rendering in
passes, then you likely do not need segmented shadows and can revert to what
is now labeled "normal" shadow mode to regain some performance and
stability.  If your render pass doesn't need lighting, then turn shadows off
completely.  That's just one example.

For XSI v1.0 thru XSI v5.11, the default settings Softimage chose for mental
ray were fairly efficient, but users commonly complained about black spots
when doing renderings involving lots of reflection or refraction (because
they didn't increase ray depth) or anti-aliasing wasn't super smooth
(because they didn't set filter to 'lanczos' or 'mitchell' instead of
default 'box', or didn't adjust the adaptive sampling properly).  In
essence, most complaints were due to user error - because users didn't take
the time to learn how to use the renderer

To alleviate support issues, Softimage redefined the default mental ray
settings in XSI v6.0 to what they are now - which effectively activates a
bunch of stuff you don't need majority of the time and does a lot of extra
work that never shows up in the final rendered image.  This change can often
be blamed for inducing crashes and slower render times because many users do
not tweak the settings.

If you learn to use the renderer properly instead of using a 3DSMax
mentality of pushing a button and walking away, you'll get better
performance and stability.  Much of that also involves strategy for setting
up the scene before sending it to the renderer - another area users make
gross mistakes because they don't take the time to understand the rendering
process.

Matt




Date: Sat, 28 May 2016 09:25:06 +0200
From: Mirko Jankovic <mirkoj.anima...@gmail.com>
Subject: Re: Anybody still using mental ray?
To: "softimage@listproc.autodesk.com"

*1. I don't want to throw away a expensive CPU based renderfarm.*

It will be obsolete soon anyway so just make good planing for next render
tool, CPU or GPU road.



*2. mental ray still has more shaders. It's slow sometimes but it is
rathergood when you want to do non physically based things. A bit like
Softimageitself, the all-purpose, swiss knife.*

First time I heard something like this for MRay. Mostly it is in line I
wanna puke or quit 3d completely due to rendering part :)
When I discovered Arnold and then even more Redshift that is when a big
issue I had with SI, ie rendering was solved and 3d was fun again.
MRay was PAIN non stop! Swiss knife.. yea could say that, got ton of things
but nothing good for most of things :)

Redshift saved my 3d ;)

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-- 

Mirko Jankovic

http://www.cgfolio.com/mirko-jankovic

 

Need to find freelancers fast?

www.cgfolio.com

 

Need some help with rendering an Redshift project?

 <http://www.gpuoven.com/> http://www.gpuoven.com/


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