[#6212] Initialize Phase of ShapeWorksClient appears to have ignored surface constraint. Points do not lie on the surface of the torii in the torus example.

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State: more information
Open
Date:
2011-10-26 19:15
Priority: more information
5
Submitted By:
Joshua Cates (cates)
Assigned To: more information
Nobody (None)
Hardware: 
Macintosh
Operating System: 
MacOS X
Component: 
ShapeWorksRemoteClient
Version: 
None
Severity: 
blocker
Resolution: 
Fixed
Summary: more information
Initialize Phase of ShapeWorksClient appears to have ignored surface constraint. Points do not lie on the surface of the torii in the torus example.

Detailed description

When running the initialize phase of ShapeWorksClient on the Torus example, the result is simply particles spread out in ambient 3D space. They appear to have uniformly filled the torus volume. Apparently the surface constraint is being ignored. This behavior seems intermittant

Response

Message

Date: 2011-10-26 19:27
Sender: Joshua Cates

Traced the problem to some corrupt data. This bug was not a problem in ShapeWorksClient and should be resolved.


Date: 2011-10-26 19:24
Sender: Joshua Cates

I traced this to a failure in the ROI stage, which completely fills in the torus images with foreground pixels. Will have to run this offline on the data to see what is going on. What is confusing is that this problem appears intermittent--I have successfully run this stage before through the ShapeWorksCLient interface


Date: 2011-10-26 19:17
Sender: Joshua Cates

This may be related to the Filter stage, which seems to have produced bogus results: Distance transforms seemingly from the edges of the volumes, ignoring the torus data entirely.

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Changes:

Field Old Value Date By
ResolutionNone2011-10-26 19:27cates
New Message2011-10-26 19:27cates
New Message2011-10-26 19:24cates
New Message2011-10-26 19:17cates