Download it and extract the file. Put the scripts to the 'www' or 'htdocs' directory. Create a database. Import the 'search_engine.sql' file to your database. Go to config folder and open 'config.php' ...

Ray casting is a popular graphic rendering techniques in the 90s, used to render semi-3D worlds in many games. These repository contain demos for the ray-casting tutorials at permadi.com.