Install libsdl2-gfx-dev by entering the following commands in the terminal:
sudo apt update sudo apt install libsdl2-gfx-dev
Description:
development files for SDL2_gfx
The SDL2_gfx library is an extension to the SDL2 library which provides basic antialiased drawing routines such as lines, circles or polygons, an interpolating rotozoomer for SDL2 surfaces, framerate control and MMX image filters. . This package contains the header files and static library needed to compile applications that use SDL2_gfx.
Homepage: https://www.ferzkopp.net/joomla/content/view/19/14/
Version: 1.0.4+dfsg-1
Section: universe/libdevel