public static void CreateCliffsLand(GraphicsDevice graphicsDevice)
{
int size = 512;
Map = new MapData[size, size];
for (int x = 0; x < size; x++)
{
for (int y = 0; y < size; y++)
{
float height = ComputeHeight(x * 1.0f, y * 2.0f, size, size, 1.0f, false);
float level = (int)(height / 0.15f) * 0.15f + 0.08f;
Map[x, y].Height = level;
Map[x, y].Biome = BiomeLibrary.GetBiome("DeciduousForest").Biome;
Map[x, y].Erosion = 1.0f;
Map[x, y].Weathering = 0;
Map[x, y].Faults = 1.0f;
Map[x, y].Temperature = 0.6f;
Map[x, y].Rainfall = 0.6f;
}
}
Overworld.Name = "Cliffs_" + MathFunctions.Random.Next(9999);
}
public static void CreateOceanLand(GraphicsDevice graphicsDevice, float seaLevel)
{
int size = 512;
Map = new MapData[size, size];
for (int x = 0; x < size; x++)
{
for (int y = 0; y < size; y++)
{
Map[x, y].Biome = BiomeLibrary.GetBiome("Grassland").Biome;
Map[x, y].Erosion = 1.0f;
Map[x, y].Weathering = 0;
Map[x, y].Faults = 1.0f;
Map[x, y].Temperature = size;
Map[x, y].Rainfall = size;
Map[x, y].Height = 0.05f; //ComputeHeight(x, y, size0, size0, 5.0f, false);
}
}
Overworld.Name = "ocean_" + MathFunctions.Random.Next(9999);
}
public void GenerateCaves(VoxelChunk chunk, WorldManager world)
{
if (CaveLevels == null)
{
CaveLevels = new List <int>();
var caveStep = 48 / world.GenerationSettings.NumCaveLayers;
for (var i = 0; i < world.GenerationSettings.NumCaveLayers; ++i)
{
CaveLevels.Add(4 + (caveStep * i));
}
}
Vector3 origin = chunk.Origin;
BiomeData biome = BiomeLibrary.GetBiome("Cave");
var hellBiome = BiomeLibrary.GetBiome("Hell");
for (int x = 0; x < VoxelConstants.ChunkSizeX; x++)
{
for (int z = 0; z < VoxelConstants.ChunkSizeZ; z++)
{
var topVoxel = VoxelHelpers.FindFirstVoxelBelow(new VoxelHandle(
chunk, new LocalVoxelCoordinate(x, VoxelConstants.ChunkSizeY - 1, z)));
for (int i = 0; i < CaveLevels.Count; i++)
{
int y = CaveLevels[i];
if (y <= 0 || y >= topVoxel.Coordinate.Y)
{
continue;
}
var frequency = i < CaveFrequencies.Count ? CaveFrequencies[i] : CaveFrequencies[CaveFrequencies.Count - 1];
var caveBiome = (y <= HellLevel) ? hellBiome : biome;
Vector3 vec = new Vector3(x, y, z) + chunk.Origin;
double caveNoise = CaveNoise.GetValue((x + origin.X) * CaveNoiseScale * frequency,
(y + origin.Y) * CaveNoiseScale * 3.0f, (z + origin.Z) * CaveNoiseScale * frequency);
double heightnoise = NoiseGenerator.Noise((x + origin.X) * NoiseScale * frequency,
(y + origin.Y) * NoiseScale * 3.0f, (z + origin.Z) * NoiseScale * frequency);
int caveHeight = Math.Min(Math.Max((int)(heightnoise * 5), 1), 3);
if (!(caveNoise > CaveSize))
{
continue;
}
bool invalidCave = false;
for (int dy = 0; dy < caveHeight; dy++)
{
if (y - dy <= 0)
{
continue;
}
var voxel = new VoxelHandle(chunk, new LocalVoxelCoordinate(x, y - dy, z));
foreach (var coord in VoxelHelpers.EnumerateAllNeighbors(voxel.Coordinate))
{
VoxelHandle v = new VoxelHandle(Manager.ChunkData, coord);
if (!v.IsValid || (v.Sunlight))
{
invalidCave = true;
break;
}
}
if (!invalidCave)
{
voxel.RawSetType(VoxelLibrary.emptyType);
}
else
{
break;
}
}
if (!invalidCave && caveNoise > CaveSize * 1.8f && y - caveHeight > 0 && y > LavaLevel)
{
GenerateCaveVegetation(chunk, x, y, z, caveHeight, caveBiome, vec, world, NoiseGenerator);
}
}
}
}
/*
* // Second pass sets the caves to empty as needed
* for (int x = 0; x < VoxelConstants.ChunkSizeX; x++)
* {
* for (int y = 0; y < VoxelConstants.ChunkSizeY; y++)
* {
* for (int z = 0; z < VoxelConstants.ChunkSizeZ; z++)
* {
* VoxelHandle handle = new VoxelHandle(chunk, new LocalVoxelCoordinate(x, y, z));
* if (handle.Type == magicCube)
* {
* handle.RawSetType(VoxelLibrary.emptyType);
* }
* }
* }
* }
*/
}
public void GenerateCaves(VoxelChunk chunk, WorldManager world)
{
Vector3 origin = chunk.Origin;
BiomeData biome = BiomeLibrary.GetBiome("Cave");
for (int x = 0; x < VoxelConstants.ChunkSizeX; x++)
{
for (int z = 0; z < VoxelConstants.ChunkSizeZ; z++)
{
var topVoxel = VoxelHelpers.FindFirstVoxelBelow(new VoxelHandle(
chunk, new LocalVoxelCoordinate(x, VoxelConstants.ChunkSizeY - 1, z)));
for (int i = 0; i < CaveLevels.Count; i++)
{
int y = CaveLevels[i];
if (y <= 0 || y >= topVoxel.Coordinate.Y)
{
continue;
}
Vector3 vec = new Vector3(x, y, z) + chunk.Origin;
double caveNoise = CaveNoise.GetValue((x + origin.X) * CaveNoiseScale * CaveFrequencies[i],
(y + origin.Y) * CaveNoiseScale * 3.0f, (z + origin.Z) * CaveNoiseScale * CaveFrequencies[i]);
double heightnoise = NoiseGenerator.Noise((x + origin.X) * NoiseScale * CaveFrequencies[i],
(y + origin.Y) * NoiseScale * 3.0f, (z + origin.Z) * NoiseScale * CaveFrequencies[i]);
int caveHeight = Math.Min(Math.Max((int)(heightnoise * 5), 1), 3);
if (!(caveNoise > CaveSize))
{
continue;
}
bool invalidCave = false;
for (int dy = 0; dy < caveHeight; dy++)
{
if (y - dy <= 0)
{
continue;
}
var voxel = new VoxelHandle(chunk, new LocalVoxelCoordinate(x, y - dy, z));
foreach (var coord in VoxelHelpers.EnumerateAllNeighbors(voxel.Coordinate))
{
VoxelHandle v = new VoxelHandle(Manager.ChunkData, coord);
if (v.IsValid && (v.LiquidLevel > 0 || v.Sunlight))
{
invalidCave = true;
break;
}
}
if (!invalidCave)
{
voxel.RawSetType(VoxelLibrary.emptyType);
}
else
{
break;
}
}
if (!invalidCave && caveNoise > CaveSize * 1.8f && y - caveHeight > 0)
{
GenerateCaveVegetation(chunk, x, y, z, caveHeight, biome, vec, world, NoiseGenerator);
GenerateCaveFauna(chunk, world, biome, y - caveHeight, x, z);
}
}
}
}
/*
* // Second pass sets the caves to empty as needed
* for (int x = 0; x < VoxelConstants.ChunkSizeX; x++)
* {
* for (int y = 0; y < VoxelConstants.ChunkSizeY; y++)
* {
* for (int z = 0; z < VoxelConstants.ChunkSizeZ; z++)
* {
* VoxelHandle handle = new VoxelHandle(chunk, new LocalVoxelCoordinate(x, y, z));
* if (handle.Type == magicCube)
* {
* handle.RawSetType(VoxelLibrary.emptyType);
* }
* }
* }
* }
*/
}