diff options
Diffstat (limited to 'code/fun/pipesx')
| -rwxr-xr-x | code/fun/pipesx | 44 |
1 files changed, 39 insertions, 5 deletions
diff --git a/code/fun/pipesx b/code/fun/pipesx index 02ed325..a937bf8 100755 --- a/code/fun/pipesx +++ b/code/fun/pipesx @@ -1,4 +1,29 @@ #!/bin/bash +# Animated pipes.sh terminal screensaver at an angle. +# Copyright (C) 2013, 2014 by Yu-Jie Lin +# +# 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. +# +# Website: https://github.com/livibetter/pipesX.sh + +VERSION=0.1.0 + W=$(tput cols) H=$(tput lines) # maximal random value + 1 M=32768 @@ -8,7 +33,7 @@ COLORS=(31 32 33 34 35 36 37) # default values N=1 -T=0 +T=() I=0.05 P=25 R=$((W * H / 4)) @@ -19,7 +44,7 @@ Animated pipes.sh terminal screensaver at an angle. Options: -n [1-] number of pipes. (Default: $N) - -t [0-$((${#SETS[@]} - 1))] type of pipes. (Default: $T) + -t [0-$((${#SETS[@]} - 1))] types of pipes, can be used more than once. (Default: $T) -i [float] piping interval or maze generation interval. (Default: $I) -P [0-100] probability of a turning pipe or of \\ in maze generation. (Default: $P) -r [LIMIT] reset after x characters, 0 if no limit. (Default: $R) @@ -27,15 +52,16 @@ Options: -C no color. -X maze generation. -h this help message. + -v print version number. " -while getopts "n:t:i:P:r:RCXh" arg; do +while getopts "n:t:i:P:r:RCXhv" arg; do case $arg in n) ((N = OPTARG > 0 ? OPTARG : N)) ;; t) - ((T = (OPTARG >= 0 && OPTARG < ${#SETS[@]}) ? OPTARG : T)) + T+=($(((OPTARG >= 0 && OPTARG < ${#SETS[@]}) ? OPTARG : T))) ;; i) I=$OPTARG @@ -59,9 +85,15 @@ while getopts "n:t:i:P:r:RCXh" arg; do echo -e "$HELP" exit 0 ;; + v) + echo "$(basename -- "$0") $VERSION" + exit 0 esac done +# set to default values if not by options +((${#T[@]})) || T=(0) + do_exit() { # Show cursor and echo stdin echo -ne "\e[?25h" @@ -90,6 +122,7 @@ for ((n = 0; n < N; n++)); do ((Y[n] = RNDSTART ? (H + 2) * RANDOM / M : H / 2)) D[n]=$((4 * RANDOM / M)) C[n]=${COLORS[${#COLORS[@]} * RANDOM / M]} + t[n]=${T[${#T[@]} * RANDOM / M]} done clear @@ -131,6 +164,7 @@ while :; do ((d > 1 && y == H)) && ((yn++, CC=1)) ((e < 2 && x == W)) && ((xn++, CC=1)) ((CC)) && c=${COLORS[${#COLORS[@]} * RANDOM / M]} + ((CC)) && t[n]=${T[${#T[@]} * RANDOM / M]} # warp pipe ((xn = (xn + W + 1) % (W + 1))) @@ -147,7 +181,7 @@ while :; do echo -ne "\e[${yt};${xt}H" [[ $NOCOLOR ]] || echo -ne "\e[1;${c}m" - echo -n "${SETS[T]:d%2:1}" + echo -n "${SETS[t[n]]:d%2:1}" X[n]=$xn Y[n]=$yn D[n]=$d C[n]=$c |