Bug report #12896

regression: a multipolygon shapefile fails to render

Added by Mathieu Pellerin - nIRV almost 9 years ago. Updated almost 9 years ago.

Status:Closed
Priority:Severe/Regression
Assignee:Marco Hugentobler
Category:Map Canvas
Affected QGIS version:master Regression?:No
Operating System: Easy fix?:No
Pull Request or Patch supplied:No Resolution:fixed/implemented
Crashes QGIS or corrupts data:No Copied to github as #:20986

Description

On QGIS master, the attached shapefile fails to render its single multipolygon properly. Instead of rendering all parts of the single multipolygon, the rendering process stops halfway, failing to draw most of it (including, if I'm not wrong, its principal part).

Steps to reproduce:
  1. Open QGIS, and create a blank project
  2. Add the attached shapefile layer
  3. You'll notice most of the canvas will be blank, with the exception of some small polygon parts at the bottom of the canvas

If you open the layer property window and disable simplification, the whole multipolygon is drawn properly. This is a regression that appeared following the geometry improvement commits.

cambodia.zip (349 KB) Mathieu Pellerin - nIRV, 2015-06-05 09:11 PM

History

#1 Updated by Nathan Woodrow almost 9 years ago

Confirmed here too.

#2 Updated by Giovanni Manghi almost 9 years ago

  • Assignee set to Marco Hugentobler
  • Category set to Digitising

#3 Updated by Giovanni Manghi almost 9 years ago

  • Category changed from Digitising to Map Canvas

#4 Updated by Mathieu Pellerin - nIRV almost 9 years ago

  • Resolution set to fixed/implemented
  • Status changed from Open to Closed
  • % Done changed from 0 to 100

commit 211d28b fixed this regression, closing.

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