Procedural 2D Dungeon in Unity

Using random walk and binary space partitioning to create a 2D procedural dungeon in Unity

How to:

• Clone the repository
• Open Unity
• Go to assets -> import package -> custom package

• Import the 00_StarterProjectAssets.unitypackage

Generators

• Select the generator
• RandomWalkDungeonGenerator -> Generate only random room without corridor
• CorridorFirstDungeonGenerator -> Generate random room and corridor
• RoomFirstDungeonGenerator -> Generate random room (random walk) and corridor using binary space partition

• Edit the generator parameter (ex. RoomFirstDungeonGenerator)

Create a New Parameters (ex. BigDungeon, SmallDungeon, etc)

• Right click Project in Data Folders -> Create -> PCG -> RandomWalkData

• After the file created, you can change the file name

• Finally, edit the parameters and select randomly each iteration to make a different start position

Tools:

• Unity 2020.3.25f1 Personal License
• Visual Studio or Visual Studio Code

Assets:

• https://pixel-poem.itch.io/dungeon-assetpuck

Results:

Random Walk Room:

Random Walk Room + Corridor:

Binary Space Partitioning:

Binary Space Partitioning + Random Walk (rooms):

Credit:

Thanks to Sunny Valley Studio