# Documentation of uv2dirspeed

Global Index (all files) (short | long) | Local Index (files in subdir) (short | long)

## Function Synopsis

    [direction,speed]=uv2dirspeed(u,v)

## Help text

     Purpose: transform cartesian u, v coordinates vector coordinates into
     direction and speed

     Variables:
    	- u: vector of U coordinates (needed)
    	- v: vector of V coordinates (needed)
    	- direction: vector of directions in degres (North = 0)
    	- speed: vector of speeds

     Global variables: none

## Cross-Reference Information

| This function is called by
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| heading_figure

Pierre-Michel THEVENY <theveny@dt.insu.cnrs.fr>