if(VTK_DATA_ROOT)
  add_test_tcl(TestBunykRayCastFunction VolumeRendering)
  add_test_tcl(TestLODProp3D VolumeRendering)
  add_test_tcl(VolumeOutlineSourceClipped VolumeRendering)
  add_test_tcl(VolumePickerCrop VolumeRendering)
  add_test_tcl(VolumePicker VolumeRendering)
  add_test_tcl(gaussian VolumeRendering)
  add_test_tcl(volRCClipPlanes VolumeRendering)
  add_test_tcl(volRCCropRegions VolumeRendering)
  add_test_tcl(volRCRotateClip VolumeRendering)
  add_test_tcl(volTM3DCompressedCropRegions VolumeRendering)
  add_test_tcl(volTM3DCropRegions VolumeRendering)
  add_test_tcl(volTM3DRotateClip VolumeRendering)
  add_test_tcl(volTM2DCropRegions VolumeRendering)
  add_test_tcl(VolumeOutlineSource VolumeRendering)
endif()

add_test_tcl(TestFixedPointRayCasterLinearCropped VolumeRendering)
add_test_tcl(TestFixedPointRayCasterLinear VolumeRendering)
add_test_tcl(TestFixedPointRayCasterNearestCropped VolumeRendering)
add_test_tcl(TestFixedPointRayCasterNearest VolumeRendering)
add_test_tcl(TestPTZSweep VolumeRendering)
add_test_tcl(volTM2DRotateClip VolumeRendering)
