Stuck while reading IGES

Hi,
I am testing the efficiency of OCC reading files.
I found that this file is very slow to read. I gave up after waiting for 10 minutes. But this file can be opened in Rhino and is very fast, taking only a few seconds. After exporting from Rhino, it can be read normally using OCC. Is this a bug?

I use IGESControl_Reader to read. It got stuck while executing TransferRoots().

xb f's picture

I have compressed and uploaded it

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Dmitrii Pasukhin's picture

Hello, thanks. We will take a look on the problem. But probably there is problem with healing.

Best regards, Dmitrii.

xb f's picture

Hello, is there a solution to this problem? I need to decide whether I need to find other solutions.

Dmitrii Pasukhin's picture

Should be. You be able to disable one of the healing option. Addtitionally, for iges there is a option to change (Continuity) it will impact on splitting.

But this changes could be specific to your case, I didn't analyze your file yet.

Best regards, Dmitrii.

xb f's picture

Thank you! Looking forward to your more detailed solution.

xb f's picture

Hi,
Is there any progress on this issue? Also, I would like to know how to try or purchase paid plugins (like read .sat file)?

Dmitrii Pasukhin's picture

I'm apologize, unfortunately, the issue still on hold(in queue). I'm not sure when some developer will be free to check issue.

To recieve a demo for SAT, DXF or other you need to send a request by 'Contact us form'. The respone should be for 3-5 days.

Best regards, Dmitrii.

Dmitrii Pasukhin's picture

I created an issue to analuze to be able to moniture.

0033503: Data Exchange - Slow reading of IGES file - MantisBT (opencascade.org)

When developer will be assigned and target version will be changed - issue will be on progress.

Best regards, Dmitrii,

xb f's picture

Thank you. I will pay attention to it.