From: apo <apo@opencascade.com>
Date: Fri, 2 Dec 2005 15:19:57 +0000 (+0000)
Subject: To avoid devision by zero
X-Git-Tag: TG-D5-38-2003_D2005-20-12~75
X-Git-Url: http://git.salome-platform.org/gitweb/?a=commitdiff_plain;h=ff1479f34aa78998642b65d7024db5b206c022b9;p=modules%2Fvisu.git

To avoid devision by zero
---

diff --git a/src/PIPELINE/VISU_DeformedShapePL.cxx b/src/PIPELINE/VISU_DeformedShapePL.cxx
index 12847fa9..af4bf8bd 100644
--- a/src/PIPELINE/VISU_DeformedShapePL.cxx
+++ b/src/PIPELINE/VISU_DeformedShapePL.cxx
@@ -86,7 +86,13 @@ void VISU_DeformedShapePL::Init(){
   VISU_ScalarMapPL::Init();
   float aScalarRange[2];
   GetSourceRange(aScalarRange);
-  SetScale(GetScaleFactor(GetInput2())/aScalarRange[1]);
+
+  vtkDataSet* aDataSet = GetInput2();
+  float aScaleFactor = VISU_DeformedShapePL::GetScaleFactor( aDataSet );
+
+  static double EPS = 1.0 / VTK_LARGE_FLOAT;
+  if(std::abs(aScalarRange[1]) > EPS)
+    SetScale(aScaleFactor / aScalarRange[1]);
 }
 
 VISU_ScalarMapPL::THook* VISU_DeformedShapePL::DoHook(){
diff --git a/src/PIPELINE/VISU_GaussPointsPL.cxx b/src/PIPELINE/VISU_GaussPointsPL.cxx
index 0ec6d3a9..dfa140a9 100644
--- a/src/PIPELINE/VISU_GaussPointsPL.cxx
+++ b/src/PIPELINE/VISU_GaussPointsPL.cxx
@@ -184,7 +184,12 @@ VISU_GaussPointsPL
   GetSourceRange(aScalarRange);
   vtkDataSet* aDataSet = GetParentMesh();
   float aScaleFactor = VISU_DeformedShapePL::GetScaleFactor( aDataSet );
-  SetScale( aScaleFactor / aScalarRange[1] );
+
+  static double EPS = 1.0 / VTK_LARGE_FLOAT;
+  if(std::abs(aScalarRange[1]) > EPS)
+    SetScale( aScaleFactor / aScalarRange[1] );
+  else
+    SetScale(0.0);
 
   // Deformed Shape
   myPassFilter[0]->SetInput(myCellDataToPointData->GetUnstructuredGridOutput());