BUG:fix a really really wrong piece of code from 1997.
BUG:fix a really really wrong piece of code from 1997.

gram526/VTK,cjh1/VTK,biddisco/VTK,sumedhasingla/VTK,msmolens/VTK,sankhesh/VTK,biddisco/VTK,aashish24/VTK-old,ashray/VTK-EVM,keithroe/vtkoptix,johnkit/vtk-dev,SimVascular/VTK,mspark93/VTK,msmolens/VTK,daviddoria/PointGraphsPhase1,hendradarwin/VTK,sankhesh/VTK,sankhesh/VTK,Wuteyan/VTK,jmerkow/VTK,gram526/VTK,mspark93/VTK,gram526/VTK,keithroe/vtkoptix,jeffbaumes/jeffbaumes-vtk,daviddoria/PointGraphsPhase1,hendradarwin/VTK,aashish24/VTK-old,msmolens/VTK,SimVascular/VTK,demarle/VTK,ashray/VTK-EVM,Wuteyan/VTK,SimVascular/VTK,ashray/VTK-EVM,jeffbaumes/jeffbaumes-vtk,demarle/VTK,arnaudgelas/VTK,keithroe/vtkoptix,Wuteyan/VTK,aashish24/VTK-old,gram526/VTK,jeffbaumes/jeffbaumes-vtk,sumedhasingla/VTK,demarle/VTK,SimVascular/VTK,sumedhasingla/VTK,gram526/VTK,demarle/VTK,sumedhasingla/VTK,Wuteyan/VTK,keithroe/vtkoptix,demarle/VTK,mspark93/VTK,sumedhasingla/VTK,hendradarwin/VTK,ashray/VTK-EVM,ashray/VTK-EVM,biddisco/VTK,SimVascular/VTK,spthaolt/VTK,keithroe/vtkoptix,sumedhasingla/VTK,berendkleinhaneveld/VTK,arnaudgelas/VTK,msmolens/VTK,sumedhasingla/VTK,keithroe/vtkoptix,msmolens/VTK,msmolens/VTK,berendkleinhaneveld/VTK,cjh1/VTK,berendkleinhaneveld/VTK,hendradarwin/VTK,SimVascular/VTK,keithroe/vtkoptix,collects/VTK,demarle/VTK,jeffbaumes/jeffbaumes-vtk,jeffbaumes/jeffbaumes-vtk,cjh1/VTK,naucoin/VTKSlicerWidgets,spthaolt/VTK,jmerkow/VTK,mspark93/VTK,mspark93/VTK,naucoin/VTKSlicerWidgets,Wuteyan/VTK,aashish24/VTK-old,spthaolt/VTK,naucoin/VTKSlicerWidgets,sankhesh/VTK,berendkleinhaneveld/VTK,cjh1/VTK,collects/VTK,sankhesh/VTK,jmerkow/VTK,hendradarwin/VTK,keithroe/vtkoptix,naucoin/VTKSlicerWidgets,candy7393/VTK,mspark93/VTK,ashray/VTK-EVM,johnkit/vtk-dev,candy7393/VTK,mspark93/VTK,candy7393/VTK,Wuteyan/VTK,arnaudgelas/VTK,arnaudgelas/VTK,sankhesh/VTK,jmerkow/VTK,mspark93/VTK,jeffbaumes/jeffbaumes-vtk,collects/VTK,cjh1/VTK,biddisco/VTK,SimVascular/VTK,biddisco/VTK,berendkleinhaneveld/VTK,candy7393/VTK,candy7393/VTK,collects/VTK,cjh1/VTK,aashish24/VTK-old,daviddoria/PointGraphsPhase1,naucoin/VTKSlicerWidgets,SimVascular/VTK,spthaolt/VTK,spthaolt/VTK,ashray/VTK-EVM,jmerkow/VTK,sumedhasingla/VTK,daviddoria/PointGraphsPhase1,sankhesh/VTK,msmolens/VTK,johnkit/vtk-dev,johnkit/vtk-dev,jmerkow/VTK,demarle/VTK,collects/VTK,aashish24/VTK-old,naucoin/VTKSlicerWidgets,ashray/VTK-EVM,jmerkow/VTK,candy7393/VTK,arnaudgelas/VTK,msmolens/VTK,gram526/VTK,johnkit/vtk-dev,berendkleinhaneveld/VTK,gram526/VTK,berendkleinhaneveld/VTK,biddisco/VTK,spthaolt/VTK,hendradarwin/VTK,hendradarwin/VTK,demarle/VTK,collects/VTK,sankhesh/VTK,candy7393/VTK,spthaolt/VTK,johnkit/vtk-dev,Wuteyan/VTK,jmerkow/VTK,arnaudgelas/VTK,johnkit/vtk-dev,gram526/VTK,biddisco/VTK,candy7393/VTK,daviddoria/PointGraphsPhase1,daviddoria/PointGraphsPhase1