From 2ce69b121ac3bd7dbeb20c95ed0efe7b58f374be Mon Sep 17 00:00:00 2001
From: apo <apo@opencascade.com>
Date: Mon, 10 Apr 2006 12:41:23 +0000
Subject: [PATCH] Fix for Bug9756 TC: Mandrake porting: Local co-ordinate
 system created in OCC Viewer is invisible (it is necessary to update VTK
 pipeline before getting any information from it)

---
 src/VTKViewer/VTKViewer_Trihedron.cxx | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/VTKViewer/VTKViewer_Trihedron.cxx b/src/VTKViewer/VTKViewer_Trihedron.cxx
index 38401e6d6..0a61d395e 100755
--- a/src/VTKViewer/VTKViewer_Trihedron.cxx
+++ b/src/VTKViewer/VTKViewer_Trihedron.cxx
@@ -74,6 +74,7 @@ void VTKViewer_UnScaledActor::Render(vtkRenderer *theRenderer)
     int* aSize = theRenderer->GetRenderWindow()->GetSize();
     vtkFloatingPointType aWinDiag = sqrt(vtkFloatingPointType(aSize[0]*aSize[0]+aSize[1]*aSize[1]));
     vtkDataSet* aDataSet = GetMapper()->GetInput();
+    aDataSet->Update();
     vtkFloatingPointType aLength = aDataSet->GetLength();
     vtkFloatingPointType aPrecision = 1.0E-3;
     vtkFloatingPointType anOldScale = GetScale()[0];
-- 
2.39.2