12.2.2 umscwd

1.
Function
Sets a circular window.
2.
Call
NumRu::DCL.umscwd(xcntr,ycntr,r)
3.
Explanation of Parameters
uxc,uyc (R) Longitude and latitude of the center.
r (R) The radius of the window. (in angle)
4.
Notes
(a)
This information is used by UMPFIT.
(b)
The scaling factor is set so that the area inside this circle in included.
(c)
In cylindrical and conical projections, unlike UMSCNT, normal aspect is selected even when uyc is not 0, unless explicitly specified.
(d)
In a conical projection, UYC will be the standard meridian unless the standard meridian (stlat1) is specified.