It is an extension of Wish to Tcl/tk and includes a new widget called glview. Each glview widget can draw a 3D view and does OpenGL work in Tcl/Tk, a high-level language, if Tcl is Operating System independent then we can build OpenGL applications independent of the operating system.
Make an extension of Wish from Tcl/tk and include a new widget called glview. Each glview widget can draw one 3D view. Make OpenGL works in Tcl/Tk high level, if Tcl is OS independent system then we can build OpenGL applications in a OS independent.