DOT

Name

DOT

Purpose

Used by SUN_SHADE for dot prod. of surf. normal & sun vect.

Calling Sequence

r = dot(s,[azi,alt])

Inputs

s = Surface array to be shaded. in
azi = Light azimuth (deg, def = 135). in
alt = Light altitude (deg, def = 60). in

Keyword Parameters

Outputs

r = dot products: surface normals and sun vector. out

Common Blocks

Notes

Modification History

R. Sterner. 8 Mar, 1989.
R. Sterner, 27 Jan, 1993 --- dropped reference to array.
Slightly modified version of routine by J. Culbertson.
R. Sterner, 2010 May 04 --- Converted arrays from () to [].
Johns Hopkins University Applied Physics Laboratory.
Copyright (C) 1989, Johns Hopkins University/Applied Physics Laboratory
This software may be used, copied, or redistributed as long as it is not
sold and this copyright notice is reproduced on each copy made. This
routine is provided as is without any express or implied warranties
whatsoever. Other limitations apply as described in the file disclaimer.txt.

DOT