From 8c08401fcb9cbc9a775a6c2a9ebc3162746d3ee2 Mon Sep 17 00:00:00 2001
From: eap <eap@opencascade.com>
Date: Tue, 30 Jul 2013 13:06:46 +0000
Subject: [PATCH] 0022261: EDF 2698 SMESH: Memory leak when displaying 2D
 quadratic elements as arcs (SIGSEGV on a sphere)

Fix TransformGrid()

+  aTransformFilter->Update();
---
 src/VTKViewer/VTKViewer_ArcBuilder.cxx | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/VTKViewer/VTKViewer_ArcBuilder.cxx b/src/VTKViewer/VTKViewer_ArcBuilder.cxx
index dd87a91a3..af1ca4436 100644
--- a/src/VTKViewer/VTKViewer_ArcBuilder.cxx
+++ b/src/VTKViewer/VTKViewer_ArcBuilder.cxx
@@ -396,9 +396,11 @@ VTKViewer_ArcBuilder::TransformGrid(vtkUnstructuredGrid* theGrid,
   aTransform->RotateWXYZ(angle, theAxis.GetXYZ().X(), theAxis.GetXYZ().Y(), theAxis.GetXYZ().Z());
   vtkTransformFilter* aTransformFilter  = vtkTransformFilter::New();
   aTransformFilter->SetTransform(aTransform);
-  aTransformFilter->SetInputData(theGrid);
   aTransform->Delete();
-  return aTransformFilter->GetUnstructuredGridOutput();
+  aTransformFilter->SetInputData(theGrid);
+  aTransformFilter->Update();
+  vtkUnstructuredGrid * aGrid = aTransformFilter->GetUnstructuredGridOutput();
+  return aGrid;
 }
 
 
-- 
2.39.2