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IDProjectCategoryView StatusDate SubmittedLast Update
0010324VTK(No Category)public2010-02-23 07:482016-08-12 09:55
ReporterJohn Stark 
Assigned ToKitware Robot 
PrioritynormalSeverityminorReproducibilityalways
StatusclosedResolutionmoved 
PlatformOSOS Version
Product Version 
Target VersionFixed in Version 
Summary0010324: Translucent polygons do not always render correctly infront of a vtkImagePlaneWidget
DescriptionWhen I have a scene that includes both translucent polygonal geometry and an Imageplane widget, the translucent object fails to render at all when infront of the plane. The renderer is sensitive to the order the actors are added : if the planeWidget is turned on after the translucent geometry, it appears buggy. If the planeWidget is turned on before, the scene looks OK.

Additional InformationThis may be a limitation of the alpha-blending, since depth peeling works OK.

I have attached a version of the modified version of the Medical1 example that displays the issue. [Link with additional library : vtkWidgets]
TagsNo tags attached.
Project
Type
Attached Filescxx file icon Medical1.cxx [^] (6,634 bytes) 2010-02-23 07:48
png file icon buggyHead.png [^] (97,722 bytes) 2010-02-23 07:55


png file icon okHead.png [^] (137,711 bytes) 2010-02-23 07:55

 Relationships

  Notes
(0019593)
John Stark (reporter)
2010-02-23 07:57

The uploaded PNG files show the problem : buggyHead looks bad - the skin surface is not rendered at all infront of the image plane. okHead looks more like it should do, with only a few artefacts from the alpha-blend rendering.
(0037144)
Kitware Robot (administrator)
2016-08-12 09:55

Resolving issue as `moved`.

This issue tracker is no longer used. Further discussion of this issue may take place in the current VTK Issues page linked in the banner at the top of this page.

 Issue History
Date Modified Username Field Change
2010-02-23 07:48 John Stark New Issue
2010-02-23 07:48 John Stark File Added: Medical1.cxx
2010-02-23 07:55 John Stark File Added: buggyHead.png
2010-02-23 07:55 John Stark File Added: okHead.png
2010-02-23 07:57 John Stark Note Added: 0019593
2011-06-16 13:11 Zack Galbreath Category => (No Category)
2016-08-12 09:55 Kitware Robot Note Added: 0037144
2016-08-12 09:55 Kitware Robot Status expired => closed
2016-08-12 09:55 Kitware Robot Resolution open => moved
2016-08-12 09:55 Kitware Robot Assigned To => Kitware Robot


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