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[Closed] Why does RenderScene Dialog make everything so slow?

 lo1

I tried removing all maxscript callbacks and didn’t help. Probably a plugin doing something under the hood.

Thanks.

Try starting Max with a standard only plugin.ini (no 3rd party paths included) using the -p command-line parameter and see if you get the same result. That should at least point out if it is a 3rd party tool or something possibly system related.

-Eric

 lo1

will try, thanks

 lo1

Unfortunately, same result (though nice seeing max start up quickly for a change )

Maybe it’s a Vista thing…

Max 2012, XP 64
First time was slow: 93ms/16ms. Second time, after closing the render scene dialog and the two bitmaps, was the identical. Repeated many times and still 16/16 or 16/15.

Then I closed Max down completely, restarted and ran the code again… and got 16/16…:eek:

I restarted Max a second time and got 15/16.

I’m too tired (and confused) to reboot and try to get something close to 93/16 again…

is it repeatable? i know situations when some opened dialog slows down some operations. but this one sounds new for me. if so, why do you need to keep the render dialog opened?

1 Reply
 lo1
(@lo1)
Joined: 11 months ago

Posts: 0

Yes, happens every time, in the range of 500-1500ms.

I don’t have to, but it is too slow to close and reopen it for every action of the user.

Without render scene dialog: 180 ms
With render scene dialog: 414 ms
Without render scene dialog: 139 ms
With render scene dialog: 310 ms
Without render scene dialog: 132 ms
With render scene dialog: 250 ms
With render scene dialog: 285 ms
Without render scene dialog: 121 ms
Without render scene dialog: 124 ms
Without render scene dialog: 113 ms
With render scene dialog: 233 ms
With render scene dialog: 244 ms

a little difference… max 2011 x64… AMD processor < which i believe it’s the root to the slow UI… (every max version from 9-2012… sub object level change takes ages )

Yikes! I get:
1.
Without render scene dialog: 66 ms
With render scene dialog: 1278 ms
2.
Without render scene dialog: 119 ms
With render scene dialog: 1384 ms

That can’t be good!

4 Replies
 lo1
(@lo1)
Joined: 11 months ago

Posts: 0

Finally, proof I am not insane.

(@denist)
Joined: 11 months ago

Posts: 0

you can try to check messages sent to Render Dialog Window using Spy++ …
but I don’t see anything odd.

(@denist)
Joined: 11 months ago

Posts: 0

could you try to check open time of Material Editor for example with and without opened Render Dialog?

 lo1
(@lo1)
Joined: 11 months ago

Posts: 0

around 100ms for both. Interesting.

I’ve worked around this problem in the meantime, so it remains only as a curiosity for me.

Without render scene dialog: 31 ms
With render scene dialog: 51 ms

max 2010, 64-bit

i have no idea what can cause the slowing down.

What hardware and drivers are you using? What 3rd party tools are you using? What virus scan software? Those are the things that I could think might cause something like that.

-Eric

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