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update gradient start

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Daylin Morgan 2022-09-06 23:22:38 -05:00
parent db6188d61d
commit 28e86dbd86
1 changed files with 18 additions and 19 deletions
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17
bin/gradient
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@ -1,20 +1,15 @@
#!/usr/bin/env bash #!/usr/bin/env bash
# ensure COLUMNS is set
# stty size > /dev/null
COLUMNS=$(tput cols) COLUMNS=$(tput cols)
# delay for wezterm to learn it's size
sleep 0.2
line() { line() {
i=1 i=1
while [[ $i -le $COLUMNS ]]; do while [[ $i -le $COLUMNS ]]; do
echo -en "\u258$((RANDOM % 8 + 1))" echo -en "\U1FB$((RANDOM % 3))$((RANDOM % 8+1))"
i=$((i + 1)) i=$((i + 1))
done done
} }
echo
print-line() {
awk -v columns="$COLUMNS" -v s="$(line)" \ awk -v columns="$COLUMNS" -v s="$(line)" \
'BEGIN{ 'BEGIN{
for (colnum = 0; colnum<columns+1; colnum++) { for (colnum = 0; colnum<columns+1; colnum++) {
@ -22,8 +17,12 @@ awk -v columns="$COLUMNS" -v s="$(line)" \
g = (colnum*510/columns); g = (colnum*510/columns);
b = (colnum*255/columns); b = (colnum*255/columns);
if (g>255) g = 510-g; if (g>255) g = 510-g;
printf "\033[38;2;%d;%d;%dm", r,g,b; printf "\033[38;2;%d;%d;%d;49m", r,g,b;
printf "%s\033[0m", substr(s,colnum+1,1); printf "%s\033[0m", substr(s,colnum+1,1);
} }
printf "\n"; printf "\n";
}' }'
}
print-line
print-line