How to make a game?
an army training camp
start with the simple code for making calculator, currency converter, then you will have an idea what the game needs. -Teamup with some one who can provide you with graphical content of the game -with java you can make many simple games... search in google.. the code is wriiten and ready. - take the code modify as you need, and run the game.
unreal engine is a good software for c++ gaming. look into that and view tutorials