.\" DO NOT MODIFY THIS FILE!  It was generated by help2man 1.47.6.
.TH GPSSHOGI "6" "April 2018" "gpsshogi r3033" "Games"
.SH NAME
gpsshogi \- GPSShogi for XShogi and the CSA protocol
.SH DESCRIPTION
.SS "Search options:"
.TP
\fB\-i\fR [ \fB\-\-initial\-limit\fR ] arg (=400)
initial limit of iterative deepening
.TP
\fB\-\-deepening\-step\fR arg (=200)
step of iterative deepening
.TP
\fB\-l\fR [ \fB\-\-search\-limit\fR ] arg (=1400)
maximum limit of search
.TP
\fB\-L\fR [ \fB\-\-record\-limit\fR ] arg (=200)
minimum depth left of storing record
.TP
\fB\-n\fR [ \fB\-\-node\-limit\fR ] arg (=16000000)
maximum number of search nodes (tested
at each iteration)
.TP
\fB\-\-node\-count\-hard\-limit\fR arg (=18446744073709551615)
maximum number of search nodes (tested
at every nodes)
.TP
\fB\-t\fR [ \fB\-\-table\-size\fR ] arg (=4800000)
number of entries in table
.TP
\fB\-\-check\-table\-size\fR arg (=\-1)
ignored.  just for backward
compatibility.
.TP
\fB\-\-ignore\-node\-counts\fR arg (=1)
ignore {node,checkmate} counts and
table size and continue search until
memory exhausts
.TP
\fB\-\-draw\-coef\fR arg (=\-1)
preference for draw (prefer if
positive, escape if negative), relative
to pawn value
.TP
\fB\-N\fR [ \fB\-\-num\-cpus\fR ] arg (=4)
num cpus for parallel search
.TP
\fB\-\-memory\-use\-percent\fR arg (=100)
percentage for memory use (normally
100)
.SS "Evaluation options:"
.TP
\fB\-e\fR [ \fB\-\-eval\-type\fR ] arg (=test)
evaluation function (test or progress
.TP
\fB\-\-eval\-data\fR arg
filename for evaluation function
.TP
\fB\-\-progress\-file\fR arg
filename for NewProgress data
.TP
\fB\-\-eval\-randomness\fR arg (=0)
add random value generated by normal
distribution of a given standard
deviation, to evaluation values
.TP
\fB\-\-usi\-proxy\fR arg
path to gpsfish
.SS "Match options:"
.TP
\fB\-b\fR [ \fB\-\-black\fR ] arg (=sente)
name of black player
.TP
\fB\-w\fR [ \fB\-\-white\fR ] arg (=gote)
name of white player
.TP
\fB\-T\fR [ \fB\-\-time\-left\fR ] arg (=1500)
total time left
.TP
\fB\-B\fR [ \fB\-\-byoyomi\fR ] arg (=0)
seconds for each move (byoyomi)
.TP
\fB\-o\fR [ \fB\-\-output\-filename\fR ] arg (=gpsshogi.csa)
filename of game record
.TP
\fB\-f\fR [ \fB\-\-initial\-position\fR ] arg
csa file of initial position
.TP
\fB\-R\fR [ \fB\-\-no\-table\-reuse\fR ]
no effect (preserved only for backward
compatibility)
.TP
\fB\-\-save\-pv\fR arg (=1)
use pv of previous search results
.TP
\fB\-c\fR [ \fB\-\-csa\fR ]
use csa protocol, instead of gnushogi
compatible mode
.TP
\fB\-a\fR [ \fB\-\-alphabeta\fR ]
use alphabeta, instead of mtd(f)
.TP
\fB\-r\fR [ \fB\-\-random\fR ]
random playing
.TP
\fB\-s\fR [ \fB\-\-sente\fR ]
computer play first (second if not
specified)
.TP
\fB\-P\fR [ \fB\-\-opponent\-time\fR ]
search while the opponent is thinking
.TP
\fB\-x\fR [ \fB\-\-move\-with\-comment\fR ]
send move with comment (this is a
private extension to CSA protocol)
.SS "Opening options:"
.TP
\fB\-K\fR [ \fB\-\-kisen\-file\fR ] arg (=/usr/share/gpsshogi\-data/data/kisen/01.kif)
kisen file for opening book (unused
unless kisen\-id is specified)
.TP
\fB\-k\fR [ \fB\-\-kisen\-id\fR ] arg (=\-1)
id of kisen record for opening book
(enabled if positive)
.TP
\fB\-\-csa\-file\fR arg
csa file for opening book
.TP
\fB\-\-opening\-file\fR arg
file for opening book (used for
normal games)
.TP
\fB\-\-no\-opening\-book\fR
do not use opening book
.TP
\fB\-m\fR [ \fB\-\-book\-moves\fR ] arg (=30)
maximum depth traced in book
.TP
\fB\-\-enable\-determinate\-book\fR arg (=0)
if a specified value (N) > 0, a move
is selected among the top N weighted
moves with a probability propotional
to each move's weight (default 0
[disabled])
.TP
\fB\-\-weight\-initial\-coef\fR arg (=16)
weight coefficient to the top moves,
which is used to filter moves only
for the initial one.
.TP
\fB\-\-weight\-coef\fR arg (=10)
weight coefficient to the top moves,
which is used to filter moves except
the initial one.
.SS "Other options:"
.TP
\fB\-\-benchmark\fR
test search performance
.TP
\fB\-\-benchmark\-single\fR
test search performance
.TP
\fB\-\-benchmark\-more\fR arg (=0)
number of problems for benchmark
.TP
\fB\-\-sleep\-at\-exit\fR arg (=0)
seconds of sleeping at exit
.TP
\fB\-\-health\-check\fR
test whether data files are properly
placed
.TP
\fB\-h\fR [ \fB\-\-help\fR ]
produce help message
.TP
\fB\-v\fR [ \fB\-\-verbose\fR ]
produce verbose output
.TP
\fB\-\-version\fR
show version info
.SH COPYRIGHT
Copyright \(co 2003\-2011 Team GPS.
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