[vtkusers] How can i rotate points in the vtkpolydata object directly

[Ting]

VTKusers, Hi:

                 How can i rotate points in the vtkpolydata object
directly, this purpose is rotate the actor around the axis through exchange
point[0], point[1], point[2] in the vtkpolydata.

-- 
Ting Ouyang
Biomedical Engineering of Chongqing Medical University
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