Fix use of uninitialized values when no ellipsoid set (fix #11848)

qgis · Dec 14, 2014 · e568493 · e568493
1 parent d61bf1f
commit e568493
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/src/core/qgsdistancearea.cpp b/src/core/qgsdistancearea.cpp
@@ -785,6 +785,12 @@ double QgsDistanceArea::getQbar( double x )
 
 void QgsDistanceArea::computeAreaInit()
 {
+  //don't try to perform calculations if no ellipsoid
+  if ( mEllipsoid == GEO_NONE )
+  {
+    return;
+  }
+
   double a2 = ( mSemiMajor * mSemiMajor );
   double e2 = 1 - ( a2 / ( mSemiMinor * mSemiMinor ) );
   double e4, e6;