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Added WASD keys and speed variable #7

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Added WASD keys and speed variable #7

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15 changes: 8 additions & 7 deletions snake.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -7,7 +7,7 @@ declare -i height=$(($(tput lines)-5)) width=$(($(tput cols)-2))
# row and column number of head
declare -i head_r head_c tail_r tail_c

declare -i alive
declare -i alive
declare -i length
declare body

Expand All @@ -27,6 +27,7 @@ SIG_DOWN=URG
SIG_LEFT=IO
SIG_QUIT=WINCH
SIG_DEAD=HUP
SPEED=0.03

# direction arrays: 0=up, 1=right, 2=down, 3=left
move_r=([0]=-1 [1]=0 [2]=1 [3]=0)
Expand Down Expand Up @@ -200,13 +201,13 @@ getchar() {
[qQ]) kill -$SIG_QUIT $game_pid
return
;;
[kK]) kill -$SIG_UP $game_pid
[kKwW]) kill -$SIG_UP $game_pid
;;
[lL]) kill -$SIG_RIGHT $game_pid
[lLdD]) kill -$SIG_RIGHT $game_pid
;;
[jJ]) kill -$SIG_DOWN $game_pid
[jJsS]) kill -$SIG_DOWN $game_pid
;;
[hH]) kill -$SIG_LEFT $game_pid
[hHaA]) kill -$SIG_LEFT $game_pid
;;
esac
done
Expand All @@ -227,9 +228,9 @@ game_loop() {
fi
move_snake
draw_board
sleep 0.03
sleep $SPEED
done

echo -e "${text_color}Oh, No! You 0xdead$no_color"

# signals the input loop that the snake is dead
Expand Down