[vtkusers] How to Change the Coordinate of the Points?

[Kevin Wright]

> I want to animate a vtkPolyData by change the coordinates of 
> the points in the PolyData. But I can't find the function 
> call to set the coordinates of the points. Can anyone tell me 
> how to do it? Or any other method to animate the object?

Once the polydata has valid points in it:

vtkPoints *pts = polyData->GetPoints();
pts->SetPoint(n,x,y,z);
polyData->Modified();

Kevin.