prboomplus_launcher

#!/bin/bash
# PRBoom+ launching script
# Author: PhysixCat

# Ask user for desired map
printf '\e[1m%s\e[0m\n' "PRBoom+ launching script"
printf '\n'
read -r -p 'wad?'$'\n> ' map

case $map in
    doomu|tnt|plutonia)
        iwad="$map"
        ;;
    sigil)
        iwad='doomu'
        postpatch='sigil_compat'
        ;;
    '')
        printf '%s\n' "DOOM 2"
        ;;
esac

[[ "$iwad" == "$map" ]] && unset map
[[ "$iwad" == 'doomu' ]] && prepatch='d1_sprite_fix19' || prepatch='d2_sprite_fix19'
[[ "$iwad" == 'plutonia' ]] && musicaddon='plutmidi'

# Report on assigned map, add postpatches
case $map in
    ayy|ayylmao|aaliens)
        map='aaliens'
        postpatch='d2_sprite_fix_aaliens'
        printf '%s\n' "Ancient Aliens by skillsaw (Paul DeBruyne)"
        ;;
esac

extra=( 'doomsfx' 'dssecret' )
printf '\n'

# Ask user for cvars
read -r -p 'map# & cvars?'$'\n> ' -a cvars_raw
[[ -n "${cvars_raw[*]}" ]] && cvars=( '-warp' "${cvars_raw[*]}" )

# Start PRBoom+ with the selected variables
if [[ -z "$iwad" ]]; then
    prb_arguments=( '-file' "$prepatch" "$map" "$postpatch" "${extra[@]}" "$musicaddon" "${cvars[@]}" )
else
    prb_arguments=( '-iwad' "$iwad" '-file' "$prepatch" "$map" "$postpatch" "${extra[@]}" "$musicaddon" "${cvars[@]}" )
fi
#printf '\n%s' "iwad=[$iwad]" "prepatch=[$prepatch]" "map=[$map]" "postpatch=[$postpatch]" "extra=[${extra[*]}]" "musicaddon=[$musicaddon]" "cvars=[${cvars[*]}]"
printf '\n'
printf '\e[1m%s\e[0m' "here we go..."
printf '\n%s\n\n' "prboom-plus ${prb_arguments[*]}" | tr -s ' '
$(printf '%s' "prboom-plus ${prb_arguments[*]}" | tr -s ' ')

# Copyright 2019 PhysixCat

# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at

# http://www.apache.org/licenses/LICENSE-2.0

# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.