mkPoisson
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Name
mkPoisson - make a band with Poisson random noise.
Syntax
#include <xite/noise.h>
int mkPoisson( double alfa, IBAND output );
Description
mkPoisson inserts random noise with Poisson distribution
in band output. The distribution has mean value alfa and
variance alfa. If resulting value is larger than 255, output
is set to 255, and if resulting value is less than 0, output
is set to 0.
Restrictions
Accepts only unsigend byte pixeltype.
Return value
0 => ok
1 => Bad pixel type
Reference
J. Banks: Discrete-event system simulation.
Author
Helene Schulerud, BLAB, Ifi, UiO
Id
$Id: mkPoisson.c,v 1.19 1997/03/07 12:52:15 svein Exp $