Opened 13 years ago

Closed 13 years ago

Last modified 7 years ago

#494 closed defect (fixed)

Rectangular buffer with little resemblance of input

Reported by: strk Owned by: geos-devel@…
Priority: major Milestone: 3.3.2
Component: Default Version: 3.3.1
Severity: Unassigned Keywords:
Cc:

Description

The attached testcase shows GEOS computing a buffer which looks like a rectangle when something completely different is expected.

Attachments (1)

buffer-1.01.xml​ (35.7 KB ) - added by strk 13 years ago.

Download all attachments as: .zip

Change History (7)

by strk, 13 years ago

Attachment: buffer-1.01.xml​ added

comment:1 by strk, 13 years ago

Resolution: → fixed
Status: new → closed

Fixed with r3519 in 3.3 branch, r3520 in master.

comment:2 by strk, 13 years ago

Note: JTS still fails with this, as of revision 480

comment:3 by strk, 13 years ago

See also http://trac.osgeo.org/geos/wiki/BufferRobustness And commits r3535 (for trunk) and r3537 (3.3 branch). The testcase was embedded in tests/xmltester/tests/safe/TestBufferJagged.xml

comment:4 by Sandro Santilli <strk@…>, 7 years ago

In fcbdc44/git:

BufferBuilder: fix handling of collapsed edges skipping. Fixes #494.

Includes regression test, provided by SAFE.

git-svn-id: ​http://svn.osgeo.org/geos/trunk@3520 5242fede-7e19-0410-aef8-94bd7d2200fb

comment:5 by Sandro Santilli <strk@…>, 7 years ago

In fcbdc44/git:

BufferBuilder: fix handling of collapsed edges skipping. Fixes #494.

Includes regression test, provided by SAFE.

git-svn-id: ​http://svn.osgeo.org/geos/trunk@3520 5242fede-7e19-0410-aef8-94bd7d2200fb

comment:6 by Sandro Santilli <strk@…>, 7 years ago

In fcbdc44/git:

BufferBuilder: fix handling of collapsed edges skipping. Fixes #494.

Includes regression test, provided by SAFE.

git-svn-id: ​http://svn.osgeo.org/geos/trunk@3520 5242fede-7e19-0410-aef8-94bd7d2200fb

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