BUG: Should default to double when there is no data to process.
BUG: Should default to double when there is no data to process.

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