RoomBuilder (rbr) is a pure POSIX sh library to create "rooms" for the upcoming mia roguelike
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#!/bin/sh |
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# this script ($0) should be sourced and used like a lib |
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IFS="" |
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rparse() { # work with the below mparse() using recursing to combine all of $@ |
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unset out |
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for i in "$@"; do |
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out=$(mparse "$out" "$1") |
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shift 1 |
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done; echo "$out" |
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} |
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mparse() { # multi-column parse |
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sa="$2" |
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IFS=$(printf '\n\b') |
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set -- $(printf '%s\n' "$1") |
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IFS=""; n=0; while read -r two; do |
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: $((n+=1)); [ "$n" -gt 9 ] && { |
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shift 1 |
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: $((n-=1)) |
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} |
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printf '%s\n' $(eval "printf '%s\n' \$$n")$two |
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done << EOF |
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$(printf '%s\n' "$sa") |
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EOF |
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} |
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# this combines the contents of two groups of lines |
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# -- a line contains a group of columns; these column's need to be determined before drawing |
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# -- mparse combines to groups of lists so as to allow lines to be ""redefined"" |
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# -- rparse uses recursion to combine all groups in $@ |
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# IE |
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# $1: |
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# =| |
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# =| |
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# $2: |
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# = |
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# = |
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# -- would become |
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# =|= |
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# =|= |
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# -- rparse should allow for ?+1 arguments to be given thanks to the usage of `shift` |
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# index of some assests |
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export blank=' ' |
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export sdoor='|' # 1x1 block of |'s |
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export topdoor='━' # 1x1 block of ─ |
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export corner='+' # 1x1 block of +'s |
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export swall='#' # 1x1 block of # |
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export topwall='═' # 1x1 block of ═ |
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export path='' # 1x1 path block |
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export floor='' # 1x1 floor block |
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# example: |
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# +════━══════+ |
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# # # |
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# | # |
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# # # |
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# # # |
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# +═══════════+ |
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# dash has issues with unicode |
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. ${RPATH:-.}/env # env file is used for various rendering data as well as the term size # user should manually configure this |
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IFS="x"; set -- ${MAX_ROOM_SIZE}; export ML="$1"; export MC="$2" |
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IFS="x"; set -- ${MIN_ROOM_SIZE}; export MiL="$1"; export MiC="$2" |
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# ML = MaxLines; MC = MaxColumns # [i] = min
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