Update 'Raspberry Pi'

Raspberry-Pi.md

@@ -42,15 +42,73 @@ Click "WRITE" in the Imager window
 4. Power up the Pi (note: an [official power adapter](https://raspberrypi.com/products/type-c-power-supply) is recommended)
 5. Login with the username and password set during installation
 6. (Optional) run `sudo apt update && sudo apt upgrade` to update the operating system
-7. (Optional) adjust the size of the console text using `sudo dpkg-reconfigure console-setup`
-8. The system is ready for installing the game software and other software requirements
+7. The system is ready for installing the game software and other software requirements
 
 Installing the software
 -----------------------
 
-Install Python, Git, Pygame, and PIL through the package manager
+Install Python, Git, and PIL through the package manager
 
     sudo apt install python3 git python3-pygame python3-pil
+    
+### Resolution
+
+To set the resolution to game resolution `800x450`, edit `/boot/cmdline.txt` by adding a custom video definition to the end of the file 
+
+    video=HDMI-A-1:800x450M@60
+
+Reboot to use the new resolution
+
+    sudo reboot
+    
+### Pygame 2
+
+It is recommended to install Pygame 2 and SDL manually, following the steps below.
+
+Install initial Pygame dependencies
+
+    sudo apt install build-essential libfreetype6-dev libportmidi-dev libjpeg-dev python3-setuptools python3-dev python3-numpy
+
+Download [SDL2 source](https://github.com/libsdl-org/SDL/releases). For example, this will download version 2.24.2.
+
+    wget https://github.com/libsdl-org/SDL/releases/download/release-2.24.2/SDL2-2.24.2.tar.gz
+    tar -xf SDL2-2.24.2.tar.gz
+    cd SDL2-2.24.2/
+
+Enable `deb-src` repositories by uncommenting the `deb-src` lines in `/etc/apt/sources.list`.
+
+Install everything necessary to build SDL2.
+
+    sudo apt update && sudo apt build-dep libsdl2
+    
+Configure, make, and install
+
+    ./configure && make && sudo make install
+    
+Download and compile [SDL image](https://github.com/libsdl-org/SDL_image/releases), [SDL ttf](https://github.com/libsdl-org/SDL_ttf/releases), and [SDL mixer](https://github.com/libsdl-org/SDL_mixer/releases)
+
+    wget https://github.com/libsdl-org/SDL_image/releases/download/release-2.6.2/SDL2_image-2.6.2.tar.gz
+    wget https://github.com/libsdl-org/SDL_ttf/releases/download/release-2.20.1/SDL2_ttf-2.20.1.tar.gz
+    wget https://github.com/libsdl-org/SDL_mixer/releases/download/release-2.6.2/SDL2_mixer-2.6.2.tar.gz
+    tar -xf SDL2_image-2.6.2.tar.gz
+    cd SDL2_image-2.6.2/
+    ./configure && make && sudo make install
+    cd ..
+    tar -xf SDL2_ttf-2.20.1.tar.gz
+    cd SDL2_ttf-2.20.1/
+    ./configure && make && sudo make install
+    cd ..
+    tar -xf SDL2_mixer-2.6.2.tar.gz
+    cd SDL2_mixer-2.6.2/
+    ./configure && make && sudo make install
+    sudo ldconfig
+    
+Build Pygame
+
+    git clone https://github.com/pygame/pygame
+    cd pygame
+    python3 setup.py -config -auto
+    python3 setup.py install --user
 
 ### Audio configuration