Add Descent 1 app

apps/Descent 1/description

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+D1X-Rebirth - source port of Descent: First Strike from 1995
+This package installs the shareware version, if you own the full game you can copy the game data to ~/.d1x-rebirth directory (replacing existing files).
+To run: Menu -> Games -> Descent 1
+To run in a terminal: ~/.d1x-rebirth/d1x-rebirth-rpi -hogdir ~/.d1x-rebirth
+To exit: select "Quit" in the game's main menu.

apps/Descent 1/install-32

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+#!/bin/bash
+
+DIRECTORY="$(dirname "$(dirname "$( cd "$(dirname "$0")" >/dev/null 2>&1 ; pwd -P )")")"
+
+function error {
+  echo -e "\\e[91m$1\\e[39m"
+  exit 1
+}
+
+echo '                         __________'
+echo '__________/ DXX-Rebirth /'
+
+"${DIRECTORY}/pkg-install" "libsdl-mixer1.2 libsdl-image1.2 libphysfs1 libglu1-mesa" "$(dirname "$0")" || exit 1
+
+mkdir ~/.d1x-rebirth
+cd ~/.d1x-rebirth
+
+# rename existing files to lower case
+for i in $( ls | grep [A-Z] ); do mv -f $i `echo $i | tr 'A-Z' 'a-z'`; done
+
+if [ ! -f descent.hog ]; then
+    echo No game content detected, downloading shareware version
+    wget -q --show-progress https://www.dxx-rebirth.com/download/dxx/content/descent-pc-shareware.zip || error "failed to download game content!"
+    unzip descent-pc-shareware.zip
+    rm descent-pc-shareware.zip
+fi
+
+wget -N -q --show-progress https://www.dxx-rebirth.com/download/dxx/res/d1xr-hires.dxa || error "failed to download hires pack!"
+wget -N -q --show-progress https://www.dxx-rebirth.com/download/dxx/res/d1xr-sc55-music.dxa || error "failed to download ogg soundtrack!"
+wget -N -q --show-progress https://github.com/dimag0g/dxx-rebirth/releases/download/v0.61-switch/d1x-rebirth-rpi || error "failed to download the executable!"
+chmod a+x d1x-rebirth-rpi
+
+echo "ResolutionX=640
+ResolutionY=480
+WindowMode=1" > descent.cfg
+
+echo "[Desktop Entry]
+Name=Descent 1
+Comment=DXX-Rebirth source port of Descent: First Strike from 1995...
+Exec=$HOME/.d1x-rebirth/d1x-rebirth-rpi -hogdir $HOME/.d1x-rebirth
+Icon=$(dirname "$0")/icon-64.png
+Terminal=false
+Type=Application
+Categories=Game;ActionGame;
+StartupNotify=false
+" > ~/.local/share/applications/d1x-rebirth.desktop || error "Failed to create menu entry!"
+
+exit 0

apps/Descent 1/uninstall

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+#!/bin/bash
+
+DIRECTORY="$(dirname "$(dirname "$( cd "$(dirname "$0")" >/dev/null 2>&1 ; pwd -P )")")"
+
+rm -fr ~/.d1x-rebirth
+rm ~/.local/share/applications/d1x-rebirth.desktop
+"${DIRECTORY}/purge-installed" "$(dirname "$0")" || exit 1

apps/Descent 1/website

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+https://www.dxx-rebirth.com/