Has Prototypes

bool HasPrototypes(TerrainToMeshEnum.Prototype prototype)

Checks if TerrainData has prototypes (tree, grass or detail mesh)?

---

bool HasPrototypes(TerrainToMeshEnum.Prototype prototype, int splitCountHorizontal, int splitCountVertical, int splitColumnIndex, int splitRowIndex)

Checks if multi-chunk 2D grid mesh with index splitColumnIndex and splitRowIndex has prototypes?