NCL Home > Documentation > Functions > Graphics routines

wmsetp

Sets parameter values for selected Wmap routines.

Prototype

	procedure wmsetp (
		pnam [1] : string,  
		pval                
	)

Arguments

pnam

Name of the parameter you want to set.

pval

Value of the parameter you want to set; this value must be of the type appropriate to the parameter being set.

Description

The wmsetp function sets parameters for selected Wmap routines.

See Also

wmbarb, wmbarbmap, wmdrft, wmgetp, wmlabs, wmstnm

Examples

load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/gsn_code.ncl"

begin
;
;  Create an X11 workstation.
;
  wks = gsn_open_wks("x11","test_wmap")

;
;  Draw wind barbs.
;
  x = (/0.25, 0.75, 0.75, 0.25/)
  y = (/0.25, 0.25, 0.75, 0.75/)
  u = (/50., -50., -50.,  50./)
  v = (/50.,  50., -50., -50./)
  wmsetp("wbs",0.2)
  wmbarb(wks, x, y, u, v)
  frame(wks)
;
;  Get parameter value.
;
  size = wmgetp("wbs")
  print(size)
end