#9655: fix invalid polygons with buffer_0

qgis · Mar 3, 2014 · c237ea5 · c237ea5
1 parent 0775675
commit c237ea5
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/src/core/qgspallabeling.cpp b/src/core/qgspallabeling.cpp
@@ -1840,6 +1840,12 @@ void QgsPalLayerSettings::registerFeature( QgsFeature& f, const QgsRenderContext
     }
   }
 
+  // fix invalid polygons
+  if ( QGis::singleType( QGis::flatType( geom->wkbType() ) ) == QGis::WKBPolygon && !geom->isGeosValid() )
+  {
+    geom->fromGeos( GEOSBuffer( geom->asGeos(), 0, 0 ) );
+  }
+
   // CLIP the geometry if it is bigger than the extent
   // don't clip if centroid is requested for whole feature
   bool do_clip = false;