Add install script for Rigelengine to play Duke Nukem 2 on Retropie .sh

scriptmodules/ports/rigelengine.sh

@@ -0,0 +1,55 @@
+#!/usr/bin/env bash
+
+# This file is part of The RetroPie Project
+#
+# The RetroPie Project is the legal property of its developers, whose names are
+# too numerous to list here. Please refer to the COPYRIGHT.md file distributed with this source.
+#
+# See the LICENSE.md file at the top-level directory of this distribution and
+# at https://raw.githubusercontent.com/RetroPie/RetroPie-Setup/master/LICENSE.md
+#
+
+rp_module_id="rigelengine"
+rp_module_desc="RigelEngine - Duke Nukem 2 source port"
+rp_module_help="Copy your game to roms/ports/duke2 folder"
+rp_module_licence="GPL2 https://github.com/lethal-guitar/RigelEngine/blob/master/LICENSE.md"
+rp_module_repo="git https://github.com/lethal-guitar/RigelEngine.git v0.9.1"
+rp_module_section="exp"
+rp_module_flags="noinstclean"
+
+function depends_rigelengine() {
+    getDepends cmake libsdl2-dev libsdl2-mixer-dev
+}
+
+function sources_rigelengine() {
+    gitPullOrClone
+}
+
+function build_rigelengine() {
+    mkdir "$md_build/build"
+    cd "$md_build/build"
+    cmake .. -DUSE_GL_ES=ON -DCMAKE_BUILD_TYPE=Release -DWARNINGS_AS_ERRORS=OFF
+
+    make
+
+    md_ret_require="$md_build/build/src/RigelEngine"
+}
+
+function install_rigelengine() {
+    md_ret_files=(
+        build/src/RigelEngine
+    )
+}
+
+function game_data_rigelengine() {
+    if [[ ! -f "$romdir/ports/duke2/NUKEM2.EXE" ]]; then
+        downloadAndExtract "https://github.com/Exarkuniv/game-data/raw/main/duke2.zip" "$romdir/ports/duke2/"
+        chown -R $user:$user "$romdir/ports/duke2"
+    fi
+}
+
+function configure_rigelengine() {
+    addPort "$md_id" "rigelengine" "RigelEngine - Duke Nukem 2 source port" "$md_inst/RigelEngine $romdir/ports/duke2"
+    mkRomDir "ports/duke2"
+    [[ "$md_mode" == "install" ]] && game_data_rigelengine
+}