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PGAEncodeRealAsGrayCode

NAME

PGAEncodeRealAsGrayCode - 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

low

- lower bound of the interval the val is defined on

high

- lower bound of the interval the val is defined on

val

- the real number to be represented as a binary string

OUTPUT PARAMETERS

side

-effect.

SYNOPSIS

 #include "pgapack.h"
 void  PGAEncodeRealAsGrayCode(ctx, p, pop, start, end, low, high, val)
 PGAContext *ctx
 int p
 int pop
 int start
 int end
 double low
 double high
 double val
 

LOCATION

evaluate.c

EXAMPLE

 Encode 3.14 from the interval [0,10] in 30 bits in bit positions
 0--29 in string p in population PGA_NEWPOP as a binary reflected Gray
 code sequence.
 
 PGAContext *ctx;
 int p;
 :
 PGAEncodeRealAsGrayCode(ctx, p, PGA_NEWPOP, 0, 29, 0.0, 10.0, 3.14);