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Re: Flow3 procedure [message #39325 is a reply to message #39294] Sat, 15 May 2004 16:43 Go to previous messageGo to previous message
eoraptor is currently offline  eoraptor
Messages: 5
Registered: January 2004
Junior Member
I'm trying to help Adhara get her flow velocity data to plot using
FLOW3.

FLOW3, Vx, Vy, Vz [,ARROWSIZE=value] [,/BLOB] [,LEN=value]
[,NSTEPS=value] [,NVECS=value] [,SX=vector,SY=vector,SZ=vector]

She has 3 float arrays named Vx, Vy, and Vz that are of dimensioned
(90,360,360). Vx contains the magnitude of the flow vector in the x
direction, Vy is the magnitude in the y direction, etc.

The actual values in the arrays Vx, Vy, and Vz are almost all zero.
The few values that are non-zero are +/- in the range of e-005.

Since most of the values in her arrays are zero, should she be using
WHERE to extract out the non-zero magnitudes before calling FLOW3?
The arrays of SX, SY, and SZ in FLOW3 could be used to give the x,y,z
coordinates of the non-zero magnitudes, right?

Thanks,
Richard
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