private static int CalculateHeight(Vector2 xz, float frequency, float persistence)
{
float noise = OpenSimplexSlim.GetSimplex(GenerationConstants.Seed, frequency, xz);
float noiseHeight = noise.Unlerp(-1f, 1f) * GenerationConstants.WORLD_HEIGHT;
float modifiedNoiseHeight = noiseHeight + (((GenerationConstants.WORLD_HEIGHT / 2f) - (noiseHeight * 1.25f)) * persistence);
return((int)modifiedNoiseHeight);
}
private int GetHeightByGlobalPosition(int2 globalPosition)
{
float noise = OpenSimplexSlim.GetSimplex(WorldController.Current.Seed, _Frequency, globalPosition);
float noiseAsWorldHeight = math.unlerp(-1f, 1f, noise) * WorldController.WORLD_HEIGHT;
float noisePersistedWorldHeight =
noiseAsWorldHeight + (((WorldController.WORLD_HEIGHT / 2f) - (noiseAsWorldHeight * 1.25f)) * _Persistence);
return((int)math.floor(noisePersistedWorldHeight));
}
private float GetCaveNoiseByGlobalPosition(int3 globalPosition)
{
float currentHeight = (globalPosition.y + (((WorldController.WORLD_HEIGHT / 4f) - (globalPosition.y * 1.25f)) * _Persistence)) * 0.85f;
float heightDampener = math.unlerp(0f, WorldController.WORLD_HEIGHT, currentHeight);
float noiseA = OpenSimplexSlim.GetSimplex(_NoiseSeedA, 0.01f, globalPosition) * heightDampener;
float noiseB = OpenSimplexSlim.GetSimplex(_NoiseSeedB, 0.01f, globalPosition) * heightDampener;
float noiseAPow2 = math.pow(noiseA, 2f);
float noiseBPow2 = math.pow(noiseB, 2f);
return((noiseAPow2 + noiseBPow2) / 2f);
}
private static float CalculateCaveNoise(Vector3i global, IGenerationStep.Parameters parameters)
{
float currentHeight = (global.Y + (((GenerationConstants.WORLD_HEIGHT / 4f) - (global.Y * 1.25f)) * parameters.Persistence)) * 0.85f;
float heightDampener = currentHeight.Unlerp(0f, GenerationConstants.WORLD_HEIGHT);
float sampleA = OpenSimplexSlim.GetSimplex(parameters.Seed ^ 2, parameters.Frequency, global) * heightDampener;
float sampleB = OpenSimplexSlim.GetSimplex(parameters.Seed ^ 3, parameters.Frequency, global) * heightDampener;
sampleA *= sampleA;
sampleB *= sampleB;
return((sampleA + sampleB) * 0.5f);
}
public float ReadOnlyArray() => OpenSimplexSlim.GetSimplex(_Seed, 0.001f, _Coordinates);