Changes 2002

Changes 2002, August 16th till Dec 31st

Tue Dec 31, 2002

use g_usleep(), for better portability (gtksplash.c)

enhance export postscript / pdf

add some #ifdefs to compile without GUI (gnubg.c)

Sat Dec 28, 2002

display chequer skill, cube skill, and luck analysis on the same line instead of multiple lines (annotation)

don't show cube skill for MOVE_NORMAL if it's not possible to double (annotation)

use usleep instead of sleep (splash)

highlight current score in match equity table

gnubg.gtkrc: new styles for match equity table.

Fri Dec 27, 2002

sort Player Records case-insensitively
fix Export HTMLImages (ProgressEnd)
add splash screen
new file (gtksplash.c)

Thu Dec 26, 2002

GtkOptionMenu doesn't have a "changed" signal before GTK 2.0.

Wed Dec 25, 2002

commands for clearing analysis

new commands "analyse clear [move, game, match, session].
add new commands to analysis menu.

output header before each move, output position ID, match ID and pip counts (postscript)

avoid wrong analysis of beavers and raccoons
(gnubg will still give wrong analysis of the take decision after a raccoon, but otherwise it'll say "Cannot analyse...")

Tue Dec 24, 2002

define more fonts (postscript)

add match info to output (postscript)

configure.in: Detect gtkextra-2.0.

Makefile.am: Use gtkextra flags, as appropriate.

gtkmet.c: Various changes to support gtkextra under both GTK+ 1.2.x and GTK+ 2.0.x.

minor changes for GTK+ 1.2.x compatibility.(gtkcolour.c)

fix small bug in eval.c

Mon Dec 23, 2002

generate quasi-random dice for initial positions (rollout)
add a couple of designs (boards.xml)

generalise reduced evaluations to other than 2-ply, and introduce 25% and 50% reductions.

introduce "reduced" list of all rolls and handle new reductions.

fixed: bug in the loop over rolls

small correction in calculation of nEvalContext as nReduced is now 3 bit.

use option menu for reductions instead of check box.

gtkcolour.c: New file. Small colour selection widget which pops up a full colour selection dialogue when needed.

Show a preview of the board in most notebook pages.

Sun Dec 22, 2002

deal with locateMove not finding the move
remove ProgressThrottle if HAVE_GETTIMEOFDAY is not defined
improve widget for showing match equity tables.
gtkmet.c: new file.

Sat Dec 21, 2002

throttle progress updates, so we can spend more time progressing and less time updating.

#include <unistd.h> ( htmlimages)

merge eval and hint settings into one dialog

first iteration of predefined movefilters.

call locateMove when copying stored movelist into a movenormal struct. Hopefully that should fix problem

check for duplicate dances.

support for automatic doubles in SGG.

Fri Dec 20, 2002

ensure that dice position for unrolled dice doesn't interfere with board (export png)

new function. Allow selection of cube values up to 4096.

reduce the size of the small cube face font (it looked bad at size 4).

new file. Add "export htmlimages" command. ( htmlimages.c)

use default renderdata when GTK isn't available.

add default PNG size (4).

movefilters for rollouts (some stuff was missing in previous checkin)

Thu Dec 19, 2002

show PNG size

cache reads from bearoff databases on disk.
the cache size is fixed to 10k entries for one-sided (~1.2MB) and 100k entries for two-sided (~0.8MB)
- makebearoff.c: rename hash to xhash to avoid namespace overlap with lib/hash.h
- bearoff.c (ReadBearoffOneSidedExact): total rewrite to avoid duplicate code.

fix typo

import beavers and raccoons correctly (sgg)

add a gratuitous call to gtk_object_set_user_data, because correct operation of gtk_object_get_user_data requires at least one

Wed Dec 18, 2002

the Hint dialog is not modal, make sure that passed data are static.

cope with beavers from TrueMoneyGames

try to cope with duplicate rolls in SGG files

don't use 64 bits longs, as some systems can't print them

Tue Dec 17, 2002

pacify fuzzy compiler
GUI support for setting PNG size

Mon Dec 16, 2002

Make sure that "rollout =1 =2" stores results into storedmoves and make sure that storedmoves are stored in movenormal records (no-GUI))

Output player records in html and text export

pass luck analysis evalcontext to FindnSaveBestMoves.

show RNG for quasi-random dice as well.

Clip drawing at the x- and y-axes to avoid memory corruption (render)

Sun Dec 15, 2002

Export positions to PNG

fix bug in truncation at bearoff database.

Fri Dec 13, 2002

Major changes to use the render.c board drawing code instead of the old gtkboard.c equivalents.

Remove gdkgetrgb.c.

Default to a preview of the current board.

makeweights: add a -f option to avoid problems with writing binary files to stdout
weights version 0.12a

Thu Dec 12, 2002

Separate movefilters for evaluation, analysis, rollouts, and players.
temporarily fix (path.c) to compile makebearoff

Wed Dec 11, 2002

Remove "translucent=" parameters, and change some opacities (boards.xml)

User defined board designs. Save design, remove design, save designs

Convert code in FindnSaveBestMoves to use movefilters.

only print movefilter if chequer play.

Tue Dec 10, 2002

render.c, render.h: New files. GTK+ independent replacement for the rendering functions in gtkboard.c.

Render preview of boards instead of reading xpm files

boards.xml: New file (formerly in the boards directory)

directory \boards no longer needed

Mon Dec 9, 2002

fix bug in calculation of luck rates for match play

fix problem with elevation of 90 deg (appearance)

Sun Dec 8, 2002

UNTESTED support for databases generated by ExactBearoff
http://www.xs4all.nl/~mdgsoft/bearoff/

Improvement generation of two-sided databases.

new function TSLookup.

ensure that file sizes are written correctly

change to operate on short ints instead of floats.

remove support for old gnubg.bd

prepare code for other types of databases.

Sat Dec 7, 2002

Some cleanup (authors, credits)

add missing files, and make makebearoff installable (Makefile)

change prototype bearoff.c (BearoffCubeful)

New strategy for cache misses in makebearoff; this should make it possible to generated databases larger than the memory available on the box.
So far only 1-sided bear off databases

implement reuse of existing bearoff DB (makebearoff)

Fri Dec 6, 2002

New commands for specifying the evalcontext for luck analysis.

(predesigned boards) apply chequer shape as well.

(configure) add "ja" to ALL_LINGUAS

gnubg.c (real_main) return gettext() strings correctly (real_main in gnubg.c)

Thu Dec 5, 2002

(configure.in) --enable-bearoff option to control how the 1-sided database will be used.

read the 1-sided database from gnubg_os0.bd if the build-in database is unavailable
build with or without build-in db

Wed Dec 4, 2002

fix use of gcc non ANSI C construct so other compilers won't complain

add missing #if (gtkprefs)

increment pbc->nReads (bearoff.c).

new command "s c o"

fix bug leading to wrong equities in bearoffs.

Tue Dec 3, 2002

new file: path.c

fix rollouts with small searchspaces to core dump (eval.c)

Mon Dec 2, 2002

correct macro expansion failure (makebearoff1.c)

Sun Dec 1, 2002

change "Use Design" to "Apply Design" (Appearance/Design)
Use cubeful bearoff equities in bearoff evaluations.
fix bug in calculation of cubeful equities (new gnubg_ts0.bd)

Sat Nov 30, 2002

change check for gnuplot and png* (configure.in)
avoid polution of namespace (gtkprefs/texi)
pacify fussy compilers
do md5 checksum of the built-in database to avoid potential problems (makebearoff1)

Fre Nov 29, 2002

Rudimentary support for board designs.

new dir "boards"

add -f output file option (to ensure that the file will be opened in binary mode (makebearoff)

Wed Nov 27, 2002

Handle resignations from the player not on roll (import)
If the first seed fails, try a few more (dice)
Add tool tips to the navigation buttons.
Make the tool tips meaningful.
Don't say "trained on 1 positions".
Mention long seeds, if supported.
show the match equity table being used.
minor changes to suppress compiler warnings

Tue Nov 26, 2002

Detect illegal or pathological states.
Cope with failure of RollDice() on the initial roll.
Use more than 32 bits to seed RNGs.
Allow parameters in "set rng ..." commands beside the seed.
Accept the .so file name as a parameter (dice.c)
Implement quasi-random dice using pseudorandom permutations (rather than simple rotation).
"set rollout quasirandom" as a synonym for "set rollout rotate".
fix output for truncated rollouts

Mon Nov 25, 2002

file association (sgf) under Windows and ability to load matches with white space in the path name
under FreeBSD, sys/resource.h requires sys/time.h (set.c)

Sun Nov 24, 2002

Correct typos
Handle failure of RollDice() on initial roll.
report no truncation when setting truncation point in rollouts if the truncation enable flag is off
Improve GTK+ player record interface.
Calculate the luck fields based on both players' luck.
New race widget with misc counts, one chequer bearoff, and one sided rollout.
onechequer.c: new file.
gtkrace.c: new file.
fix text of truncation enable message
Fix some bugs in bearoff code.
improve gammon distributions (bearoff)
calculate mean/average (bearoff)
Enhanced support for bearoff databases.
- - heavily modified bearoff to generate arbitrary bearoff databases.
- - bearoff.c: new file. Bearoff database API for gnubg.
- - makebearoff1.c: generate file br1.c

Sat Nov 23, 2002

Add locale-independent formatting and file format versioning to the player record file.

configure.in: rename DATADIR to _DATADIR to avoid overlap objidl.h

fix typos.

(HTML export) add missing -->

Fri Nov 22, 2002

fix typo
Convert() terminal I/O to/from GNUBG_CHARSET.
Remove excess parameter in evalcontext (guile)
configure.in: Check for <sys/resource.h> and setpriority().
Generalise "set priority" to POSIX systems.

Wed Nov 20, 2002

change highlight setting to:
set highlightcolour [light|medium|dark] colour
includes a custom colour set:
set highlightcolour [light|medium|dark] rrrr gggg bbbb where rrrr, gggg, bbbb are 0..65535 intensities

Tue Nov 19, 2002

fix a bug in race bg code.

Mon Nov 18, 2002

fix handling of setting of plies for late evals

add toggle for truncation pt cube = player 0
default to players being the same settings in rollout pages

new command: set highlightcolour (colour blind people)

html:

remove debug code.
move position ID/match ID into paragraph.
fix markup (to improve layout in NS 4.78)

Thu Nov 14, 2002

implement clockwise movement (html)

fix typos in CSS.

make movefilter a global command.

Wed Nov 13, 2002

Show annotation in html/text export of positions

Tue Nov 12, 2002

added exact BG race probabilities for 6 checkers or less inside opponent home.

Mon Nov 11, 2002

Use move filters instead of previous hacks (eval)

Tue Nov 5, 2002

Change from heuristic to almost perfect evaluation of gammons in bearoff, using a one sided database for probabilities of bearing off just one chequer.

Sat Nov 2, 2002

(export text) substitute tabs with spaces

Fri Nov 1, 2002

add pip counts to text export

Thu Oct 31, 2002

remove "font: sans-serif" for export to GOL

New improved rollout settings widget

new commands "set rollout late ..."

improve output from ShowRollout.

new rollout dialog.

fix typo: s/cube decision/chequer play/g

Wed Oct 30, 2002

fix: do not truncate at bearoff DB if game is already over.

eval.c: typo. Replace "variance" with "std dev".

Tue Oct 29, 2002

eval.c: fix in crashed/contact/race net

Mon Oct 28, 2002

Compressed one-sided bearoff databases.
New rollout parameters: truncate at bearoff databases.
write new rollout parameters.

Sun Oct 27, 2002

fix typo

Sat Oct 26, 2002

do not complain if .gnubgpr is not found.

analysis: Fix some in LuckAnalysis for match play with asymmetric scores.
Also, change luck analysis to be cubeful

change nTrials from "unsigned short int" to "unsigned int" to do rollouts with more than 65,000 trials.

Updates to html/text export of positions.
play.c: add logic for last move.
skip text "* X cannot move" if movelist contains moves.
text, html: make sure that move number is correct.
html: output score.

Thu Oct 24, 2002

change/add HTML for export GammOnLine
fix typos (GammOnLine)

Mon Oct 21, 2002

change "rotate first two rolls" to "Use rotation for first rolls".

Export position for BBS.
Currently, it will only export to a file, but in the future it will be possible to export onto the clipboard.

New options for the CSS style sheet for HTML Export:
- in <head> (default; current behaviour)
- inline (to be used for gammonline-specific export)
- external (not implemented yet)

Last iteration of the "set priority" stuff.

Output cubeless equities independent of Jacoby rule:
Part I: output in cube analysis (text/html/gtk)

Make OSR code compile.

Fri Oct 18, 2002

osr.c: new file. OSR code ported from fibs2html.

Wed Oct 16, 2002

more updates to the priority-stuff (Windows)

Tue Oct 15, 2002

default settings changed for rollout.

Mon Oct 14, 2002

Set priorities for Windows version of gnubg.
fix typos HTML export

Sat Oct 12, 2002

Make match information optional in exports (text/html).
new command "set export include matchinfo yes|no".
Player's colors wrong in html header.
Parse SGG header and read into matchinfo struct.

Fri Oct 11, 2002

Accept double by clicking on it.
don't show negative relative scores.

Thu Oct 10, 2002

html: fix some typos.

Another attempt to solve the problem with missing moves in SGG files.

Wed Oct 9, 2002

Output match info in text and html export.

add some keyboard accels.

show relative pip counts as well.

show relative match score.

show analysis in a notebook.

update /Game/Turn/ menu after swapping player names.

new command "export session html".

Mon Oct 7, 2002

execute "set path xxx <path>" with <path> instead of filename.

Update the tooltips on Hint dialog.

reshuffle boxes below board.

slight modification of interpolation formulae used for error rates above 0.03.

Sat Oct 5, 2002

Gammon percentages working with huge OS database.
calculate gammon distributions.
calculate gammon percentages.

Fri Oct 4, 2002

Initial implementation of huge OS database.

new parameter n, which is the number of points.

new evaluation routines for EVAL_BEAROFF_OS

Fix bugs in Export settings widget

add double qoutes around filename (Set Path)

show analysis for MOVE_DOUBLE.

rotate rolls at turn 2 and 3
This should ensure dice rotating for up to 1 679 616 trials.

Mon Sep 30, 2002

(fix) Unlink Player Records before renaming.

Wed Sep 26, 2002

Reverse point colours for bottom player

Wed Sep 25, 2002

When the match date is known, use that date in the default filename.
Load and save extra SGF properties.
Button 'Set Default Path' also for GTK 1.2/1.3

Tue Sep 24, 2002

Avoid superfluous board render when starting the first game.
When moving to next or previous marked move, and the mark is for a chequer play, show the dice roll.
Add a button in file selection widgets setting default paths for each file type
chequer shape slider now slides
add `rotate' field to rcRollout and EVALSETUP

Mon Sep 23, 2002

Fix problem with color names in HTML export.
change Export HTML

Sun Sep 22, 2002

swap players when reading SGG files as the GG client has ourselves as player 0 instead of player 1.
pip count was swapped.
show live cube take point if redouble possible. Don't show anything if current cube is dead.

Thu Sep 19, 2002

Sort the player record list
Allow setting dice in edit mode

Wed Sep 18, 2002

Added "dialogtype" parameter
(outputerr): New function, replacing perror()
Record error rates per move, not per game.
GTK2: Use Pango to render point labels and cube.

Tue Sep 17, 2002

New. Keep a record of per-player statistics.
New. View per-player statistics.

Mon Sep 16, 2002

Added a few toolbar icons.

New. Correct illegal positions.

Sort contributors' names case insensitively.

Sun Sep 15, 2002

Render chequers with a flat top.
Allow modification of chequer shape.
fix the "disappearing chequers" problem.
Predefined board designs (first iteration)

Sat Sep 14, 2002

Rename some of the ratings:

Novice -> Beginner, Novice -> Casual Player and introduce new rating "Awful!" :-)

Make pip count and position/match IDs optional.

Added sound effect for a single chequer being moved.

disable /Game/Roll (Ctrl+R) if computer turn.

Fri Sep 13, 2002

Add a few more sounds.

Wed Sep 11, 2002

Add synthesised sound effects.

Postpone output until loading commands complete.

make higher_die_first default to TRUE.

Mon Sep 9, 2002

Changed layout of main window.

Sun Sep 8, 2002

Add buttons for 0-4 ply in cube and move widgets.
Option to rotate first two rolls of rollout.

Fri Sep 6, 2002

sound: next iteration towards a usable windows version.

Thu Sep 5, 2002

GTKRollout: 8th column in rollout window to small.
Play sounds under Windows.

Sun Sep 1, 2002

Add commands for setting sounds.

_Untested_ Experimental support for sounds under MS windows.

configure support for ArtsC and rudimentary configure support for NAS.

configure support for ESD.

First attempt to integrate sounds into gnubg.

Tue Aug 20, 2002

Correct variance computation

Sun Aug 18, 2002

Message = FALSE as default.

New message window instead of pop-ups.

save geometry of new windows.

send multiline output to message window instead of pop-up.

Fri Aug 16, 2002

fix swapping of annotation window and game list window geometries

Use exponential interpolation for error rates above 0.030.

mwc is now 0% <= mwc <= 100%.

Resize chequer speed range widget.