Linux Certif

Toute la documentation sur la certification Linux LPI

PGAEncodeIntegerAsGrayCode

NAME

PGAEncodeIntegerAsGrayCode - encodes a real value as a binary reflected Gray code sequence

INPUT PARAMETERS

ctx

- context variable

p

- string index

pop

- symbolic constant of the population the string is in

start

- starting bit position in p to encode val in

end

- ending bit position in p to encode val in

val

- the integer value to be represented as a binary reflected Gray code sequence

OUTPUT PARAMETERS

side

-effect.

SYNOPSIS

 #include "pgapack.h"
 void  PGAEncodeIntegerAsGrayCode(ctx, p, pop, start, end, val)
 PGAContext *ctx
 int p
 int pop
 int start
 int end
 int val
 

LOCATION

evaluate.c

EXAMPLE

 Encode an integer v in 20 bits in bit positions  0--19 in string p in
 population PGA_NEWPOP using Gray code.
 
 PGAContext *ctx;
 int v, p;
 :
 PGAEncodeIntegerAsGrayCode(ctx, p, PGA_NEWPOP, 0, 19, 7);