[pal] Avoid overly eager truncation of polygon candidates for long sk…

…inny polygons
qgis · May 3, 2020 · d6381bc · d6381bc
1 parent ba7df72
commit d6381bc
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/core/pal/pal.cpp b/src/core/pal/pal.cpp
@@ -312,7 +312,7 @@ std::unique_ptr<Problem> Pal::extract( const QgsRectangle &extent, const QgsGeom
           break;
 
         case GEOS_POLYGON:
-          maxCandidates = feat->feature->maximumPolygonCandidates();
+          maxCandidates = std::max( static_cast< std::size_t >( 4 ), feat->feature->maximumPolygonCandidates() );
           break;
       }