if(NOT VTK_OPENGL_HAS_OSMESA) vtk_add_test_tcl( TestInteractorStyleTerrain.tcl TestStyleRubberBandZoom.tcl TestStyleJoystickCamera.tcl TestFlyTo.tcl TestStyleTerrain.tcl TestStyleTrackballActor.tcl TestStyleBaseSpike.tcl TestStyleTrackballCamera.tcl TestStyleJoystickActor.tcl ) endif()