sudo apt install devscripts build-essential software-properties-common
sudo add-apt-repository --enable-source ppa:dolphin-emu/ppa
sudo sed -i 's/^deb /# deb /' /etc/apt/sources.list.d/dolphin-emu-ubuntu-ppa-groovy.list 
sudo sed -i 's/groovy/bionic/' /etc/apt/sources.list.d/dolphin-emu-ubuntu-ppa-groovy.list 
sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys FDBD34A8869BF237
sudo apt update
sudo apt install cmake pkg-config libao-dev libasound2-dev libavcodec-dev libavformat-dev libbluetooth-dev libcurl4-openssl-dev libegl1-mesa-dev libenet-dev libevdev-dev libgtk2.0-dev liblzo2-dev libminiupnpc-dev libopenal-dev libmbedtls-dev libpulse-dev libreadline-dev libsdl2-dev libsfml-dev libsoil-dev libswscale-dev libudev-dev libusb-1.0-0-dev libwxbase3.0-dev libwxgtk3.0-dev libxext-dev libxrandr-dev portaudio19-dev qtbase5-private-dev zlib1g-dev
apt source --build dolphin-emu-master
sudo dpkg -i dolphin-emu-data-master_5.0+git-*~ubuntu18.04.1_all.deb 
sudo dpkg -i dolphin-emu-master_5.0+git-*~ubuntu18.04.1_amd64.deb