public float CalculateBiomeOnPlanet(Vector3 pos)
{
if (mColorSetting == null)
{
return(0f);
}
if (mColorSetting.Biomes == null)
{
return(0f);
}
int numBiomes = mColorSetting.Biomes.Length;
if (numBiomes == 0)
{
return(0f);
}
float heightPercent = (pos.y + 1f) * 0.5f;
heightPercent += (mNoise.Evaluate(pos) - mColorSetting.NoiseOffset) * mColorSetting.NoiseStrength;
float blendRange = mColorSetting.BlendAmount * 0.5f + 0.001f;
float biome = 0f;
for (int i = 0; i < numBiomes; ++i)
{
float weight = Mathf.InverseLerp(-blendRange, blendRange, heightPercent - mColorSetting.Biomes[i].startHeight);
biome *= (1 - weight);
biome += weight * i;
}
return((float)biome / Mathf.Max(1, numBiomes - 1));
}
public float CalculateUnscaledElevation(Vector3 pos)
{
if (mSetting == null)
{
return(0f);
}
float firstLayerValue = 0f;
float elevation = 0f;
if (mSetting.PlanetNoises != null)
{
mNoise.Initialize(mSetting.PlanetNoises[0].Noise);
firstLayerValue = mNoise.Evaluate(pos);
if (mSetting.PlanetNoises[0].Enabled)
{
elevation = firstLayerValue;
}
for (int i = 1; i < mSetting.PlanetNoises.Length; ++i)
{
if (mSetting.PlanetNoises[i] == null)
{
continue;
}
if (mSetting.PlanetNoises[i].Enabled == false)
{
continue;
}
mNoise.Initialize(mSetting.PlanetNoises[i].Noise);
float mask = mSetting.PlanetNoises[i].UseFirstLayerAsMask ? firstLayerValue : 1f;
elevation += mNoise.Evaluate(pos) * mask;
}
}
mValueMinMax.AddValue(elevation);
return(elevation);
}