Bug report #9686

Geometry simplification bug with grid layer

Added by Vincent chourmo about 10 years ago. Updated about 10 years ago.

Status:Closed
Priority:Normal
Assignee:Alvaro Huarte
Category:Map Canvas
Affected QGIS version:master Regression?:No
Operating System: Easy fix?:No
Pull Request or Patch supplied:Yes Resolution:fixed/implemented
Crashes QGIS or corrupts data:No Copied to github as #:18251

Description

Using layer simplification on a square grip leads to rendering artifacts : only triangles are shown.

With_geometry_simplification.png (464 KB) Vincent chourmo, 2014-03-02 01:21 AM

Without_geometry_simplification.png (277 KB) Vincent chourmo, 2014-03-02 01:21 AM

Archive.zip (167 KB) Vincent chourmo, 2014-03-02 01:21 AM

Related issues

Related to QGIS Application - Bug report #9759: rectangular polygons displayed as triangles in QGIS 2.2 Closed 2014-03-11

History

#1 Updated by Giovanni Manghi about 10 years ago

  • Assignee set to Alvaro Huarte
  • Affected QGIS version changed from 2.2.0 to master

#2 Updated by Alvaro Huarte about 10 years ago

Hi, I have located the error, these geometries are not closed (they have 4 points), I fix it.
Thanks

Alvaro

#3 Updated by Alvaro Huarte about 10 years ago

This pull fixes the bug:
https://github.com/qgis/QGIS/pull/1220

Alvaro

#4 Updated by Alvaro Huarte about 10 years ago

  • Resolution set to fixed/implemented
  • Pull Request or Patch supplied changed from No to Yes

#5 Updated by Matthias Kuhn about 10 years ago

  • Status changed from Open to Closed

Fixed in 60e1a9b

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