Binary package “tcl-vtk” in ubuntu precise
Tcl bindings for VTK
The Visualization Toolkit (VTK) is an object oriented, high level
library that allows one to easily write C++ programs, Tcl, Python and
Java scripts that do 3D visualization.
.
This provides the shared libraries and executable that enable one to use
VTK from Tcl/Tk scripts. You will need Tcl/Tk and vtk installed to use
this.