/// <summary>
/// Get biome that given vertex belongs to.
/// </summary>
private int GetBiome(int x, int z, Vector3 terrainSize, int biomeAmount, Vector2 noiseOffset)
{
float noiseX, noiseZ, value;
if (TerrainController.UsePerlinNoiseForBiomes)
{
noiseX = TerrainController.BiomeFrequency * 0.1f * x / xSegments + noiseOffset.x;
noiseZ = TerrainController.BiomeFrequency * 0.1f * z / zSegments + noiseOffset.y;
value = Mathf.PerlinNoise(noiseX, noiseZ);
}
else
{
noiseX = x * xStep + transform.position.x - terrainSize.x / 2;
noiseZ = z * zStep + transform.position.z - terrainSize.z / 2;
value = VoronoiTiling.GetClosestCentroidValue(new Vector2Int((int)noiseX, (int)noiseZ), closestCentroids);
}
return(Mathf.FloorToInt(value / (1.00f / biomeAmount)));
}
