public void ReadFrom(Stream stream)
{
int numMaterials = stream.ReadInt32();
Layers = new MyMaterialLayer[numMaterials];
for (int i = 0; i < numMaterials; ++i)
{
Layers[i] = new MyMaterialLayer();
Layers[i].StartHeight = stream.ReadFloat();
Layers[i].EndHeight = stream.ReadFloat();
Layers[i].StartAngle = stream.ReadFloat();
Layers[i].EndAngle = stream.ReadFloat();
Layers[i].HeightStartDeviation = stream.ReadFloat();
Layers[i].AngleStartDeviation = stream.ReadFloat();
Layers[i].HeightEndDeviation = stream.ReadFloat();
Layers[i].AngleEndDeviation = stream.ReadFloat();
Layers[i].MaterialDefinition = MyDefinitionManager.Static.GetVoxelMaterialDefinition(stream.ReadString());
}
int numOreProbabilities = stream.ReadInt32();
OreProbabilities = new MyOreProbability[numOreProbabilities];
for (int i = 0; i < numOreProbabilities; ++i)
{
OreProbabilities[i] = new MyOreProbability();
OreProbabilities[i].CummulativeProbability = stream.ReadFloat();
OreProbabilities[i].OreName = stream.ReadString();
}
OreStartDepth = stream.ReadFloat();
OreEndDepth = stream.ReadFloat();
}
public void ReadFrom(Stream stream)
{
int numOreProbabilities = stream.ReadInt32();
OreProbabilities = new MyOreProbability[numOreProbabilities];
for (int i = 0; i < numOreProbabilities; ++i)
{
OreProbabilities[i] = new MyOreProbability();
OreProbabilities[i].CummulativeProbability = stream.ReadFloat();
OreProbabilities[i].OreName = stream.ReadString();
}
OreStartDepth = stream.ReadFloat();
OreEndDepth = stream.ReadFloat();
}
public MyCompositeOrePlanetDeposit(MyCsgShapeBase baseShape, int seed, float minDepth, float maxDepth, MyOreProbability[] oreProbabilties) :
base(baseShape, null)
{
m_minDepth = minDepth;
double outherSphereVolume = (4.0 * MathHelper.Pi * Math.Pow(minDepth, 3.0f)) / 3.0;
double innerSphereVolume = (4.0 * MathHelper.Pi * Math.Pow(maxDepth, 3.0f)) / 3.0;
double depositVolume = (4.0 * MathHelper.Pi * Math.Pow(DEPOSIT_MAX_SIZE, 3.0f)) / 3.0;
double volume = outherSphereVolume - innerSphereVolume;
m_numDeposits = (int)Math.Floor((volume * 0.4f) / depositVolume);
int numSectors = (int)(minDepth / DEPOSIT_MAX_SIZE);
MyRandom random = MyRandom.Instance;
FillMaterialCollections();
Vector3D offset = -new Vector3D(DEPOSIT_MAX_SIZE/2.0);
using (var stateToken = random.PushSeed(seed))
{
for (int i = 0; i < m_numDeposits; ++i)
{
Vector3D direction = MyProceduralWorldGenerator.GetRandomDirection(random);
float distanceFromCenter = random.NextFloat(maxDepth,minDepth);
Vector3D position = direction * distanceFromCenter;
Vector3I cellPos = Vector3I.Ceiling((Shape.Center() + position)/ DEPOSIT_MAX_SIZE);
MyCompositeShapeOreDeposit deposit;
if (m_deposits.TryGetValue(cellPos, out deposit) == false)
{
var oreDefinition = GetOre(random.NextFloat(0, 1), oreProbabilties);
var materialDefinition = m_materialsByOreType[oreDefinition.OreName][random.Next() % m_materialsByOreType[oreDefinition.OreName].Count];
deposit = new MyCompositeShapeOreDeposit(new MyCsgSimpleSphere(cellPos * DEPOSIT_MAX_SIZE + offset, random.NextFloat(64, DEPOSIT_MAX_SIZE / 2.0f)), materialDefinition);
m_deposits[cellPos] = deposit;
}
}
}
m_materialsByOreType.Clear();
}
private MyOreProbability GetOre(float probability, MyOreProbability[] probalities)
{
foreach (var oreProbability in probalities)
{
if (oreProbability.CummulativeProbability >= probability)
{
return oreProbability;
}
}
return null;
}
private static void BuildOreProbabilities(MyPlanetDefinition planetDefinition)
{
m_oreCummulativeProbability = 0.0f;
if (planetDefinition.MetalsOreProbability != null)
{
foreach (var oreProbability in planetDefinition.MetalsOreProbability)
{
MyOreProbability probability = new MyOreProbability();
probability.Probability = MyRandom.Instance.NextFloat(oreProbability.Min, oreProbability.Max);
m_oreCummulativeProbability += probability.Probability;
probability.CummulativeProbability = m_oreCummulativeProbability;
probability.OreName = oreProbability.OreName;
m_oreProbalities.Add(probability);
}
}
}
