ENH: disable shading if we are rendering points, but have no normal
ENH: disable shading if we are rendering points, but have no normal

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