An Introduction To Game development

An Introduction ToGame DevelopmentAhmed SakerIndie Game Developerhttp://a-saker.blogspot.com

OutlineDefine “Video Game” Video Game Industry Overview Game Development Process :Game Design Game GenresDesign DocumentsGame Art2D3DProgrammingGame EnginesProgramming sub-disciplines AudioQAThe Community

Define “Video Game” ?!What’s the Difference between these three ?! : A SoftwareA GameA Movie

Here’s the differenceAn Interactive Medium :Interactivity is what makes games differ from Movies and other art forms .The content of the game as a Medium is what makes it differs from other software .And obviously they are more fun .

Game EngineGameplayScriptsShadersSFXGames are simply complicatedLight MapsPost-processingVoice OverGUIModelsStory

Game StructureGames have a different structure than any other software Start upIntroductory MovieFront EndGame OptionsSound OptionsVideo OptionsLoading ScreenMain GameIntroductionGameplaygame modesPause OptionsEnd Game MovieCreditsShut down

Game Loop// a simple game loop in C++int main() { Initialize(); while (true) { Process(); Update(); Render(); } ShutDown(); }

What actually happensWhile(true) {/* Process controller input : Checks for player’s input .. For example , if the player hits spacebar then make the character jump … etc*/ Process();/* Update entities : this is where the game reacts to the changes the player’s made as well as updates the game state */ Update(); /*Update Graphics : draw the background, draw sprites, update HUD elements, etc */ Render(); }

Now , That we know what games are , let’s talk Business.

Games VS Movies (in terms of sales)Vs$239 millionFirst Week Revenue$500 millionFirst Week RevenueSource : Video Game Industry Trends by Ferrarra

Games MarketSource : Video Game Industry Trends by Ferrarra

Game Development Scene in Egypt

A brief History1972 : Pong (Hardware)Classics : Atari , NES , SNES , Commodre64 , NeoGenesis ,…ets1993 : Doom (idTech 1)1995 : Software-Rendered Engines (CPU-only)2007 : Unreal Engine 31998 : Unreal (Hardware 3D - GPU)Two decades of GPU dependence

Indie SceneObviously Independent :D .

No publishers , may come later though.

Low-Budget and sometimes no budget at all .

Simply , It’s the opposite to mainstream games .

Seeks Innovation and explore new aspects in game design and storytelling and even art forms . Why indie ?! Though it’s very time consuming process .

There is really no reliable financial return .

It could drive you crazy , you do all the job .But let’s look at the bright side : You’ll be working on something you really want to do .

If you’re creative enough you’ll make a hit sooner or later like this guy called “Pixel” from Japan and his hit “Cave Story” .Game Development Process

Game Development Process-Video-

Game DesignThe Content and Rules of the Game .You describe what the game will look and act like .Game Design is very critical and requires experience and knowledge .

Game GenresCan be used to describe : Gameplay , Story and even the perspective … e.g. (FPS , RPG..)Sci-FiAction AdventureThird-person ShooterDescribes the StoryDescribes the GameplayDescribes the Perspective

An Introduction To Game development

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