X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;f=bbtk_creaVtk_PKG%2Fsrc%2FbbcreaVtkLinearExtrusionFilter.cxx;h=678efe5f3a63f556834ca75a5819605f5487e8d0;hb=0e6cb4ca72960a6df5670a618ab1efb9558bf650;hp=0c16df888c6381f2b1b20f72c68cbb381ecdd69a;hpb=6171943e84350719c7dfae2af1d2476f3df9abd1;p=creaVtk.git

diff --git a/bbtk_creaVtk_PKG/src/bbcreaVtkLinearExtrusionFilter.cxx b/bbtk_creaVtk_PKG/src/bbcreaVtkLinearExtrusionFilter.cxx
index 0c16df8..678efe5 100644
--- a/bbtk_creaVtk_PKG/src/bbcreaVtkLinearExtrusionFilter.cxx
+++ b/bbtk_creaVtk_PKG/src/bbcreaVtkLinearExtrusionFilter.cxx
@@ -45,6 +45,8 @@ void LinearExtrusionFilter::Process()
         std::vector<double>     dir             = bbGetInputDirection();
                                 extrude         = vtkLinearExtrusionFilter::New();
                                 triangleFilter  = vtkTriangleFilter::New();
+
+                
         extrude->SetInputData( bbGetInputIn() );
         extrude->SetExtrusionTypeToNormalExtrusion();
         if (dir.size()==3)
@@ -53,11 +55,23 @@ void LinearExtrusionFilter::Process()
         } else {
             extrude->SetVector(1, 0, 0);
         }
-        extrude->SetScaleFactor( bbGetInputScalarFactor() );
+        //        extrude->SetScaleFactor( bbGetInputScalarFactor() * (-1) );
+        extrude->SetScaleFactor( bbGetInputScalarFactor()  );
         extrude->Update();
         triangleFilter->SetInputData( extrude->GetOutput() );
         triangleFilter->Update( );
-        bbSetOutputOut( triangleFilter->GetOutput() );
+        
+        vtkPolyData *outputPolydata = triangleFilter->GetOutput();
+        if (bbGetInputScalarFactor()>1 )
+        {
+            vtkReverseSense * reverseSense = vtkReverseSense::New();
+            reverseSense->SetInputData( triangleFilter->GetOutput() );
+            reverseSense->ReverseNormalsOff();
+            reverseSense->ReverseCellsOn();
+            reverseSense->Update();
+            outputPolydata=reverseSense->GetOutput();
+        }
+        bbSetOutputOut( outputPolydata );
     } else {
         bbSetOutputOut( NULL );
     }// if bbGetInputIn