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some improvements - chess-puzzles - chess puzzle book generator |
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git clone git://git.codemadness.org/chess-puzzles |
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Log |
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Files |
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Refs |
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README |
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LICENSE |
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--- |
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commit 78e1ed61ec461637e664b9527f002e232f30ca6e |
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parent e62dd220612aaada2231586e9c00845700bf4949 |
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Author: Hiltjo Posthuma <[email protected]> |
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Date: Mon, 22 Jan 2024 20:28:16 +0100 |
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some improvements |
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- be less strict about parsing UCI moves, just space-separated |
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- add script to quickly convert PGN to gif, using pgn-extract. |
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- improve some comments. |
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- move scripts to root dir. |
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Diffstat: |
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M generate.sh | 3 +-- |
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M moves.sh | 12 ++++++------ |
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A pgn_to_gif.sh | 6 ++++++ |
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R docs/stream_lichess.sh -> stream_l… | 0 |
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4 files changed, 13 insertions(+), 8 deletions(-) |
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--- |
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diff --git a/generate.sh b/generate.sh |
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@@ -275,8 +275,7 @@ while read -r line; do |
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echo "$m" |
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m="${m% }" |
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- m="${m%[a-h][0-9][a-h][0-9]}" |
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- m="${m%[qrbnQRBN]}" # possible promotion |
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+ m="${m%[^ ]*}" |
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m="${m% }" |
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test "$prevmoves" = "$m" && break # same, break also |
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diff --git a/moves.sh b/moves.sh |
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@@ -1,6 +1,8 @@ |
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#!/bin/sh |
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# make a list of moves from start to end for each move. |
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+# output moves to tty with some delay. |
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+# Show PGN and human speech-like text for the moves. |
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output_tty() { |
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while read -r moves; do |
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clear |
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@@ -13,7 +15,7 @@ output_tty() { |
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done |
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} |
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-# create animated gifs for puzzle solutions. |
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+# create an animated gif. |
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# Dependencies: ffmpeg, ImageMagick, etc. |
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output_gif() { |
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tmppal="$(mktemp '/tmp/palette_XXXXXXXX.png')" |
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@@ -25,20 +27,18 @@ output_gif() { |
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./fen -o svg "$fen" "$moves" > "$f" |
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test -s "$f" || break |
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- # initial puzzle state also |
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dest="$tmpdir/$n.png" |
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convert "$f" "$dest" |
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n=$((n + 1)) |
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done |
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- # create video / animation. |
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- |
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# generate palette for gif. |
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rm -f "$tmppal" |
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ffmpeg -loglevel error -stats -i "$tmpdir/%d.png"\ |
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-vf palettegen "$tmppal" |
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+ # create video / animation. |
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# wait longer for last frame. |
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ffmpeg -loglevel error -stats -framerate 1\ |
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-i "$tmpdir/%d.png" \ |
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@@ -64,12 +64,12 @@ while [ "$m" != "" ]; do |
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echo "$m" |
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m="${m% }" |
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- m="${m%[a-h][0-9][a-h][0-9]}" |
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- m="${m%[qrbnQRBN]}" # possible promotion |
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+ m="${m%[^ ]*}" |
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m="${m% }" |
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test "$prevmoves" = "$m" && break # same, break also |
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done | \ |
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sort | \ |
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output_gif |
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+ |
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#output_tty |
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diff --git a/pgn_to_gif.sh b/pgn_to_gif.sh |
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@@ -0,0 +1,6 @@ |
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+#!/bin/sh |
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+# Dependencies: pgn-extract for PGN to UCI, |
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+# see moves.sh for further dependencies. |
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+ |
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+moves="$(pgn-extract --notags -Wuci)" |
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+./moves.sh startpos "$moves" |
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diff --git a/docs/stream_lichess.sh b/stream_lichess.sh |
