public void GenerateOres()
{
foreach (VoxelType type in VoxelLibrary.GetTypes())
{
if (type.SpawnClusters || type.SpawnVeins)
{
int numEvents = (int)MathFunctions.Rand(75*(1.0f - type.Rarity), 100*(1.0f - type.Rarity));
for (int i = 0; i < numEvents; i++)
{
BoundingBox clusterBounds = new BoundingBox
{
Max = new Vector3(Bounds.Max.X, type.MaxSpawnHeight, Bounds.Max.Z),
Min = new Vector3(Bounds.Min.X, type.MinSpawnHeight, Bounds.Min.Z)
};
if (type.SpawnClusters)
{
OreCluster cluster = new OreCluster()
{
Size =
new Vector3(MathFunctions.Rand(type.ClusterSize*0.25f, type.ClusterSize),
MathFunctions.Rand(type.ClusterSize*0.25f, type.ClusterSize),
MathFunctions.Rand(type.ClusterSize*0.25f, type.ClusterSize)),
Transform = MathFunctions.RandomTransform(clusterBounds),
Type = type
};
ChunkGen.GenerateCluster(cluster, ChunkData);
}
if (type.SpawnVeins)
{
OreVein vein = new OreVein()
{
Length = MathFunctions.Rand(type.VeinLength*0.75f, type.VeinLength*1.25f),
Start = MathFunctions.RandVector3Box(clusterBounds),
Type = type
};
ChunkGen.GenerateVein(vein, ChunkData);
}
}
}
}
}
public void GenerateVein(OreVein vein, ChunkData chunks)
{
Voxel vox = new Voxel();
Vector3 curr = vein.Start;
Vector3 directionBias = MathFunctions.RandVector3Box(-1, 1, -0.1f, 0.1f, -1, 1);
for (float t = 0; t < vein.Length; t++)
{
if (curr.Y > vein.Type.MaxSpawnHeight ||
curr.Y < vein.Type.MinSpawnHeight)
{
continue;
}
Vector3 p = new Vector3(curr.X, curr.Y, curr.Z);
if (!chunks.GetVoxel(p, ref vox))
{
continue;
}
if (vox.IsEmpty)
{
continue;
}
if (!MathFunctions.RandEvent(vein.Type.SpawnProbability))
{
continue;
}
if (!vein.Type.SpawnInSoil && vox.Type.IsSoil)
{
continue;
}
vox.Type = vein.Type;
Vector3 step = directionBias + MathFunctions.RandVector3Box(-1, 1, -1, 1, -1, 1) * 0.25f;
step.Normalize();
curr += step;
}
}
public void GenerateVein(OreVein vein, ChunkData chunks)
{
Vector3 curr = vein.Start;
Vector3 directionBias = MathFunctions.RandVector3Box(-1, 1, -0.1f, 0.1f, -1, 1);
for (float t = 0; t < vein.Length; t++)
{
if (curr.Y > vein.Type.MaxSpawnHeight ||
curr.Y < vein.Type.MinSpawnHeight ||
curr.Y <= 1)
{
continue;
}
Vector3 p = new Vector3(curr.X, curr.Y, curr.Z);
var vox = new VoxelHandle(chunks, GlobalVoxelCoordinate.FromVector3(p));
if (!vox.IsValid || vox.IsEmpty)
{
continue;
}
if (!MathFunctions.RandEvent(vein.Type.SpawnProbability))
{
continue;
}
if (!vein.Type.SpawnOnSurface && (vox.Type.IsSurface || vox.Type.IsSoil))
{
continue;
}
vox.RawSetType(vein.Type);
Vector3 step = directionBias + MathFunctions.RandVector3Box(-1, 1, -1, 1, -1, 1) * 0.25f;
step.Normalize();
curr += step;
}
}
