2.5.1 sgsvpt

1.
Function
Sets the viewport for normalization transformation.
2.
Call
NumRu::DCL.sgsvpt(vxmin,vxmax,vymin,vymax)
3.
Explanation of Parameters
vxmin,vxmax,vymin,vymax (R) The viewport. See Section 1.4
4.
Notes
(a)
The current viewport can be inquired with
vxmin, vxmax, vymin, vymax = NumRu::DCL.sgqvpt().
(b)
This parameter becomes effective when SGSTRF is called.