adding the dockerfile and the modified build.sh and setup.sh for ubun…

…tu 20.04,22.04+ installation guide inside a docker_build dir

AirSim/docker_build/Dockerfile

@@ -0,0 +1,50 @@
+FROM ubuntu:20.04
+
+ENV DEBIAN_FRONTEND=noninteractive
+
+RUN apt-get update && apt-get install -y \
+    git \
+    build-essential \
+    cmake \
+    libboost-all-dev \
+    libasio-dev \
+    libtinyxml2-dev \
+    libcurl4-openssl-dev \
+    libglfw3-dev \
+    libglew-dev \
+    libpng-dev \
+    libjpeg-dev \
+    libopencv-dev \
+    libtiff-dev \
+    python3 \
+    python3-pip \
+    python3-dev \
+    unzip \
+    wget \
+    lsb-release \
+    && apt-get clean \
+    && rm -rf /var/lib/apt/lists/*
+
+RUN apt-get update && apt-get install -y \
+    clang-8 \
+    lld-8 \
+    llvm-8 \
+    llvm-8-dev \
+    llvm-8-tools
+
+RUN apt-get update && apt-get install -y \
+    g++ \
+    libc++-dev \
+    libc++abi-dev
+
+RUN apt-get update && apt-get install -y \
+    wget \
+    software-properties-common \
+    gnupg \
+    rsync \
+    && apt-get clean
+
+WORKDIR /home/airsim/Formula-Student-Driverless-Simulator/AirSim
+
+ENTRYPOINT ["/bin/bash"]
+

AirSim/docker_build/build.sh

@@ -0,0 +1,91 @@
+#! /bin/bash
+
+# get path of current script: https://stackoverflow.com/a/39340259/207661
+SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+pushd "$SCRIPT_DIR"  >/dev/null
+
+set -e
+set -x
+
+function version_less_than_equal_to() { test "$(printf '%s\n' "$@" | sort -V | head -n 1)" = "$1"; }
+
+# check for rpclib
+if [ ! -d "./external/rpclib/include" ]; then
+    echo "ERROR: rpclib missing. Please run initialize git submodules."
+    exit 1
+fi
+
+# check for local cmake build created by setup.sh
+if [ -d "./cmake_build" ]; then
+    if [ "$(uname)" == "Darwin" ]; then
+        CMAKE="$(greadlink -f cmake_build/bin/cmake)"
+    else
+        CMAKE="$(readlink -f cmake_build/bin/cmake)"
+    fi
+else
+    CMAKE=$(which cmake)
+fi
+
+# variable for build output
+build_dir=build_debug
+if [ "$(uname)" == "Darwin" ]; then
+    export CC=/usr/local/opt/llvm@8/bin/clang
+    export CXX=/usr/local/opt/llvm@8/bin/clang++
+else
+     export CC="clang-8"
+     export CXX="clang++-8"
+fi
+
+#install EIGEN library
+if [[ !(-d "./AirLib/deps/eigen3/Eigen") ]]; then
+    echo "### Eigen is not installed. Please run setup.sh first."
+    exit 1
+fi
+
+echo "putting build in $build_dir folder, to clean, just delete the directory..."
+
+# this ensures the cmake files will be built in our $build_dir instead.
+if [[ -f "./cmake/CMakeCache.txt" ]]; then
+    rm "./cmake/CMakeCache.txt"
+fi
+if [[ -d "./cmake/CMakeFiles" ]]; then
+    rm -rf "./cmake/CMakeFiles"
+fi
+
+if [[ ! -d $build_dir ]]; then
+    mkdir -p $build_dir
+    pushd $build_dir  >/dev/null
+
+    "$CMAKE" ../cmake -DCMAKE_BUILD_TYPE=Debug \
+        || (popd && rm -r $build_dir && exit 1)
+    popd >/dev/null
+fi
+
+pushd $build_dir  >/dev/null
+# final linking of the binaries can fail due to a missing libc++abi library
+# (happens on Fedora, see https://bugzilla.redhat.com/show_bug.cgi?id=1332306).
+# So we only build the libraries here for now
+make -j`nproc`
+popd >/dev/null
+
+mkdir -p AirLib/lib/x64/Debug
+mkdir -p AirLib/deps/rpclib/lib
+cp $build_dir/output/lib/libAirLib.a AirLib/lib
+cp $build_dir/output/lib/librpc.a AirLib/deps/rpclib/lib/librpc.a
+
+# Update AirLib/lib, AirLib/deps, Plugins folders with new binaries
+rsync -a --delete $build_dir/output/lib/ AirLib/lib/x64/Debug
+rsync -a --delete external/rpclib/include AirLib/deps/rpclib
+
+../UE4Project/clean.sh
+rsync -a --delete AirLib ../UE4Project/Plugins/AirSim/Source
+
+set +x
+
+echo ""
+echo ""
+echo "=================================================================="
+echo " AirSim libraries are built and installed."
+echo "=================================================================="
+
+popd >/dev/null

AirSim/docker_build/setup.sh

@@ -0,0 +1,89 @@
+#! /bin/bash
+set -x
+set -e
+
+SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+pushd "$SCRIPT_DIR" >/dev/null
+
+downloadHighPolySuv=true
+MIN_CMAKE_VERSION=3.10.0
+function version_less_than_equal_to() { test "$(printf '%s\n' "$@" | sort -V | head -n 1)" = "$1"; }
+
+# Parse command line arguments
+while [[ $# -gt 0 ]]
+do
+key="$1"
+
+case $key in
+    --no-full-poly-car)
+    downloadHighPolySuv=false
+    shift # past value
+    ;;
+esac
+done
+
+#install clang and build tools
+VERSION=$(lsb_release -rs | cut -d. -f1)
+# Since Ubuntu 17 clang is part of the core repository
+# See https://packages.ubuntu.com/search?keywords=clang-8
+if [ "$VERSION" -lt "20" ]; then
+    #sudo apt install wget lsb-release software-properties-common
+    wget https://apt.llvm.org/llvm.sh
+    chmod +x llvm.sh
+    ./llvm.sh 8
+    # instead 12
+fi
+#sudo apt-get install -y clang-12 clang++-12 libc++-12-dev libc++abi-12-dev
+apt-get install -y clang-8 clang++-8 libc++-8-dev libc++abi-8-dev
+
+#install additional tools
+apt-get install -y build-essential
+apt-get install -y unzip
+
+if ! which cmake; then
+    # CMake not installed
+    cmake_ver=0
+else
+    cmake_ver=$(cmake --version 2>&1 | head -n1 | cut -d ' ' -f3 | awk '{print $NF}')
+fi
+
+#download cmake - v3.10.2 is not out of box in Ubuntu 16.04
+if version_less_than_equal_to $cmake_ver $MIN_CMAKE_VERSION; then
+    if [[ ! -d "cmake_build/bin" ]]; then
+        echo "Downloading cmake..."
+        wget https://cmake.org/files/v3.10/cmake-3.10.2.tar.gz \
+            -O cmake.tar.gz
+        tar -xzf cmake.tar.gz
+        rm cmake.tar.gz
+        rm -rf ./cmake_build
+        mv ./cmake-3.10.2 ./cmake_build
+        pushd cmake_build
+        ./bootstrap
+        make
+        popd
+    fi
+else
+    echo "Already have good version of cmake: $cmake_ver"
+fi
+
+echo "Installing Eigen library..."
+
+if [ ! -d "AirLib/deps/eigen3" ]; then
+    echo "Downloading Eigen..."
+    wget -O eigen3.zip https://gitlab.com/libeigen/eigen/-/archive/3.3.7/eigen-3.3.7.zip
+    unzip eigen3.zip -d temp_eigen
+    mkdir -p AirLib/deps/eigen3
+    mv temp_eigen/eigen*/Eigen AirLib/deps/eigen3
+    rm -rf temp_eigen
+    rm eigen3.zip
+else
+    echo "Eigen is already installed."
+fi
+
+popd >/dev/null
+
+set +x
+echo ""
+echo "************************************"
+echo "AirSim setup completed successfully!"
+echo "************************************"