Count Prototypes

int CountPrototypes(TerrainTexturesExporterEnum.Prototype prototype)

Counts, how much prototypes (tree, grass or detail mesh) is used by TerrainData.

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TerrainTexturesExporterEnum.Prototype prototype, int splitCountHorizontal, int splitCountVertical, int splitColumnIndex, int splitRowIndex)

Counts, how much prototypes (tree, grass or detail mesh) is used by multi-chunk 2D grid mesh with index splitColumnIndex and splitRowIndex.