Dependencies:

Automatically resolvable via OpenUPM:

• NaughtyAttributes openupm add com.dbrizov.naughtyattributes

Due to a limitation by Unity on git dependencies, the following packages have to be manually added by adding each repository URL to your project's manifest.json:

• FastNoise-Unity
• SerializeReferenceUI
• RawTextureDataProcessing

Usage:

Create an instance of the TerrainGenerationPreset scriptable object. Add entries to the Heightmap Texture, Terrain Layers, Terrain Trees, Terrain Details and Generic Modifiers tabs by instantiating new interface implementations via the dropdown menu as shown below:

Some examples how this can look like below:

Heightmap Texture	Terrain Layers	Terrain Details	Generic Modifiers

You can also extend the available modifiers by implementing the respective interfaces, e.g. ITextureModifier, IFloatValueProvider, etc.

Next, add the TerrainGenerator component to a GameObject in your scene and add your previously created TerrainGenerationPreset instance. Tweak the remaining parameters to your liking.

Then, either call the GenerateTerrain or GenerateTerrainAsync methods, or click the Generate Terrain button during play mode.

Depending on your paramters, this should result in something like this: