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Posted to issues@commons.apache.org by "Cyrille Artho (JIRA)" <ji...@apache.org> on 2014/04/14 04:40:15 UTC

[jira] [Updated] (MATH-1060) MathInternalError when calculating barycenter of PolyhedronsSet

     [ https://issues.apache.org/jira/browse/MATH-1060?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Cyrille Artho updated MATH-1060:
--------------------------------

    Attachment: Report1.java

JUnit test to reproduce NullPointerException.

> MathInternalError when calculating barycenter of PolyhedronsSet
> ---------------------------------------------------------------
>
>                 Key: MATH-1060
>                 URL: https://issues.apache.org/jira/browse/MATH-1060
>             Project: Commons Math
>          Issue Type: Bug
>    Affects Versions: 3.2
>         Environment: Ubuntu, Java 1.7.0
>            Reporter: Ian Perera
>            Priority: Minor
>             Fix For: 3.3
>
>
> I'm not sure if I could replicate this well enough to be useful - I am trying to construct a PolyhedronsSet from a collection of Planes using RegionFactory.buildConvex(). The input planes are created from running QHull - I don't have the actual normals but I can add them to this report if I run into this again.
> Exception in thread "KQML-Dispatcher-1" org.apache.commons.math3.exception.MathInternalError: illegal state: internal error, please fill a bug report at https://issues.apache.org/jira/browse/MATH
> 	at org.apache.commons.math3.geometry.euclidean.twod.PolygonsSet.followLoop(PolygonsSet.java:736)
> 	at org.apache.commons.math3.geometry.euclidean.twod.PolygonsSet.getVertices(PolygonsSet.java:613)
> 	at org.apache.commons.math3.geometry.euclidean.twod.PolygonsSet.computeGeometricalProperties(PolygonsSet.java:523)
> 	at org.apache.commons.math3.geometry.partitioning.AbstractRegion.getSize(AbstractRegion.java:413)
> 	at org.apache.commons.math3.geometry.euclidean.threed.PolyhedronsSet$FacetsContributionVisitor.addContribution(PolyhedronsSet.java:188)
> 	at org.apache.commons.math3.geometry.euclidean.threed.PolyhedronsSet$FacetsContributionVisitor.visitInternalNode(PolyhedronsSet.java:170)
> 	at org.apache.commons.math3.geometry.partitioning.BSPTree.visit(BSPTree.java:263)
> 	at org.apache.commons.math3.geometry.partitioning.BSPTree.visit(BSPTree.java:262)
> 	at org.apache.commons.math3.geometry.partitioning.BSPTree.visit(BSPTree.java:262)
> 	at org.apache.commons.math3.geometry.euclidean.threed.PolyhedronsSet.computeGeometricalProperties(PolyhedronsSet.java:135)
> 	at org.apache.commons.math3.geometry.partitioning.AbstractRegion.getBarycenter(AbstractRegion.java:428)



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