how would i go about creating a fog of war type thing, i am using a plane for the enviroment i want to create a blacked out fog that you can get rid of by exsploring the enviroment like in command and conquer, dune 2000, and other rts games, want it to work in the exact same way
game is 2d top down - galactic civilisations type of thing
help is gratly appreacheated.
forgot to say the programming language i am useing is c#