initial commit
This commit is contained in:
Barrett Ruth
commit
23d4795228
99 changed files with 6691 additions and 0 deletions
227
scripts/pipes
Executable file
227
scripts/pipes
Executable file
|
|
@ -0,0 +1,227 @@
|
|||
#!/usr/bin/env bash
|
||||
# pipes.sh: Animated pipes terminal screensaver.
|
||||
# https://github.com/pipeseroni/pipes.sh
|
||||
#
|
||||
# Copyright (c) 2015-2018 Pipeseroni/pipes.sh contributors
|
||||
# Copyright (c) 2013-2015 Yu-Jie Lin
|
||||
# Copyright (c) 2010 Matthew Simpson
|
||||
#
|
||||
# Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||
# of this software and associated documentation files (the "Software"), to deal
|
||||
# in the Software without restriction, including without limitation the rights
|
||||
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||
# copies of the Software, and to permit persons to whom the Software is
|
||||
# furnished to do so, subject to the following conditions:
|
||||
#
|
||||
# The above copyright notice and this permission notice shall be included in
|
||||
# all copies or substantial portions of the Software.
|
||||
#
|
||||
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||||
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
||||
# SOFTWARE.
|
||||
|
||||
|
||||
VERSION=1.3.0
|
||||
|
||||
M=32768 # Bash RANDOM maximum + 1
|
||||
p=1 # number of pipes
|
||||
f=75 # frame rate
|
||||
s=13 # probability of straight fitting
|
||||
r=2000 # characters limit
|
||||
t=0 # iteration counter for -r character limit
|
||||
w=80 # terminal size
|
||||
h=24
|
||||
|
||||
# ab -> sets[][idx] = a*4 + b
|
||||
# 0: up, 1: right, 2: down, 3: left
|
||||
# 00 means going up , then going up -> ┃
|
||||
# 12 means going right, then going down -> ┓
|
||||
sets=(
|
||||
"┃┏ ┓┛━┓ ┗┃┛┗ ┏━"
|
||||
"│╭ ╮╯─╮ ╰│╯╰ ╭─"
|
||||
"│┌ ┐┘─┐ └│┘└ ┌─"
|
||||
"║╔ ╗╝═╗ ╚║╝╚ ╔═"
|
||||
"|+ ++-+ +|++ +-"
|
||||
"|/ \/-\ \|/\ /-"
|
||||
".. .... .... .."
|
||||
".o oo.o o.oo o."
|
||||
"-\ /\|/ /-\/ \|"
|
||||
"╿┍ ┑┚╼┒ ┕╽┙┖ ┎╾"
|
||||
"████▀▀███▀█▀▀██▀"
|
||||
)
|
||||
|
||||
# pipes'
|
||||
x=() # current position
|
||||
y=()
|
||||
l=() # current directions
|
||||
# 0: up, 1: right, 2: down, 3: left
|
||||
n=() # new directions
|
||||
v=() # current types
|
||||
c=() # current color
|
||||
|
||||
# selected pipes'
|
||||
V=() # types (indexes to sets[])
|
||||
C=() # colors
|
||||
VN=0 # number of selected types
|
||||
CN=0 # number of selected colors
|
||||
|
||||
# switches
|
||||
RNDSTART=0 # randomize starting position and direction
|
||||
BOLD=1
|
||||
NOCOLOR=0
|
||||
KEEPCT=0 # keep pipe color and type
|
||||
|
||||
|
||||
parse() {
|
||||
OPTIND=1
|
||||
while getopts "p:t:c:f:s:r:RBCKhv" arg; do
|
||||
case $arg in
|
||||
p) ((p = (OPTARG > 0) ? OPTARG : p));;
|
||||
t)
|
||||
if [[ "$OPTARG" = c???????????????? ]]; then
|
||||
V+=(${#sets[@]})
|
||||
sets+=("${OPTARG:1}")
|
||||
else
|
||||
((OPTARG >= 0 && OPTARG < ${#sets[@]})) && V+=($OPTARG)
|
||||
fi
|
||||
;;
|
||||
c) [[ $OPTARG =~ ^[0-7]$ ]] && C+=($OPTARG);;
|
||||
f) ((f = (OPTARG > 19 && OPTARG < 101) ? OPTARG : f));;
|
||||
s) ((s = (OPTARG > 4 && OPTARG < 16) ? OPTARG : s));;
|
||||
r) ((r = (OPTARG >= 0) ? OPTARG : r));;
|
||||
R) RNDSTART=1;;
|
||||
B) BOLD=0;;
|
||||
C) NOCOLOR=1;;
|
||||
K) KEEPCT=1;;
|
||||
h) echo -e "Usage: $(basename $0) [OPTION]..."
|
||||
echo -e "Animated pipes terminal screensaver.\n"
|
||||
echo -e " -p [1-]\tnumber of pipes (D=1)."
|
||||
echo -e " -t [0-$((${#sets[@]} - 1))]\ttype of pipes, can be used more than once (D=0)."
|
||||
echo -e " -c [0-7]\tcolor of pipes, can be used more than once (D=1 2 3 4 5 6 7 0)."
|
||||
echo -e " -t c[16 chars]\tcustom type of pipes."
|
||||
echo -e " -f [20-100]\tframerate (D=75)."
|
||||
echo -e " -s [5-15]\tprobability of a straight fitting (D=13)."
|
||||
echo -e " -r LIMIT\treset after x characters, 0 if no limit (D=2000)."
|
||||
echo -e " -R \t\trandomize starting position and direction."
|
||||
echo -e " -B \t\tno bold effect."
|
||||
echo -e " -C \t\tno color."
|
||||
echo -e " -K \t\tpipes keep their color and type when hitting the screen edge."
|
||||
echo -e " -h\t\thelp (this screen)."
|
||||
echo -e " -v\t\tprint version number.\n"
|
||||
exit 0;;
|
||||
v) echo "$(basename -- "$0") $VERSION"
|
||||
exit 0
|
||||
esac
|
||||
done
|
||||
|
||||
# set default values if not by options
|
||||
((${#V[@]})) || V=(0)
|
||||
VN=${#V[@]}
|
||||
((${#C[@]})) || C=(1 2 3 4 5 6 7 0)
|
||||
CN=${#C[@]}
|
||||
}
|
||||
|
||||
|
||||
cleanup() {
|
||||
# clear out standard input
|
||||
read -t 0.001 && cat </dev/stdin>/dev/null
|
||||
|
||||
# terminal has no smcup and rmcup capabilities
|
||||
((FORCE_RESET)) && reset && exit 0
|
||||
|
||||
tput reset # fix for konsole, see pipeseroni/pipes.sh#43
|
||||
tput rmcup
|
||||
tput cnorm
|
||||
# stty echo
|
||||
((NOCOLOR)) && echo -ne '\e[0m'
|
||||
exit 0
|
||||
}
|
||||
|
||||
|
||||
resize() {
|
||||
w=$(tput cols) h=$(tput lines)
|
||||
}
|
||||
|
||||
|
||||
init() {
|
||||
local i
|
||||
|
||||
resize
|
||||
trap resize SIGWINCH
|
||||
ci=$((KEEPCT ? 0 : CN * RANDOM / M))
|
||||
vi=$((KEEPCT ? 0 : VN * RANDOM / M))
|
||||
for ((i = 0; i < p; i++)); {((
|
||||
n[i] = 0,
|
||||
l[i] = RNDSTART ? RANDOM % 4 : 0,
|
||||
x[i] = RNDSTART ? w * RANDOM / M : w / 2,
|
||||
y[i] = RNDSTART ? h * RANDOM / M : h / 2,
|
||||
c[i] = C[ci],
|
||||
v[i] = V[vi],
|
||||
ci = (ci + 1) % CN,
|
||||
vi = (vi + 1) % VN
|
||||
));}
|
||||
|
||||
# stty -echo
|
||||
tput smcup || FORCE_RESET=1
|
||||
tput civis
|
||||
tput clear
|
||||
trap cleanup HUP TERM
|
||||
}
|
||||
|
||||
|
||||
main() {
|
||||
local i
|
||||
|
||||
parse "$@"
|
||||
init "$@"
|
||||
|
||||
# any key press exits the loop and this script
|
||||
trap 'break 2' INT
|
||||
while REPLY=; do
|
||||
read -t 0.0$((1000 / f)) -n 1 2>/dev/null
|
||||
case "$REPLY" in
|
||||
P) ((s = s < 15 ? s + 1 : s));;
|
||||
O) ((s = s > 3 ? s - 1 : s));;
|
||||
F) ((f = f < 100 ? f + 1 : f));;
|
||||
D) ((f = f > 20 ? f - 1 : f));;
|
||||
B) ((BOLD = (BOLD + 1) % 2));;
|
||||
C) ((NOCOLOR = (NOCOLOR + 1) % 2));;
|
||||
K) ((KEEPCT = (KEEPCT + 1) % 2));;
|
||||
?) break;;
|
||||
esac
|
||||
for ((i = 0; i < p; i++)); do
|
||||
# New position:
|
||||
# l[] direction = 0: up, 1: right, 2: down, 3: left
|
||||
((l[i] % 2)) && ((x[i] += -l[i] + 2, 1)) || ((y[i] += l[i] - 1))
|
||||
|
||||
# Loop on edges (change color on loop):
|
||||
((!KEEPCT && (x[i] >= w || x[i] < 0 || y[i] >= h || y[i] < 0))) \
|
||||
&& ((c[i] = C[CN * RANDOM / M], v[i] = V[VN * RANDOM / M]))
|
||||
((x[i] = (x[i] + w) % w))
|
||||
((y[i] = (y[i] + h) % h))
|
||||
|
||||
# New random direction:
|
||||
((n[i] = s * RANDOM / M - 1))
|
||||
((n[i] = (n[i] > 1 || n[i] == 0) ? l[i] : l[i] + n[i]))
|
||||
((n[i] = (n[i] < 0) ? 3 : n[i] % 4))
|
||||
|
||||
# Print:
|
||||
tput cup ${y[i]} ${x[i]}
|
||||
echo -ne "\e[${BOLD}m"
|
||||
((NOCOLOR)) && echo -ne "\e[0m" || echo -ne "\e[3${c[i]}m"
|
||||
echo -n "${sets[v[i]]:l[i]*4+n[i]:1}"
|
||||
l[i]=${n[i]}
|
||||
done
|
||||
((r > 0 && t * p >= r)) && tput reset && tput civis && t=0 || ((t++))
|
||||
done
|
||||
|
||||
cleanup
|
||||
}
|
||||
|
||||
|
||||
main "$@"
|
||||
|
||||
Loading…
Add table
Add a link
Reference in a new issue