public void GenerateWater(VoxelChunk chunk)
{
int waterHeight = (int)(SeaLevel * VoxelConstants.ChunkSizeY) + 1;
var iceID = VoxelLibrary.GetVoxelType("Ice");
for (var x = 0; x < VoxelConstants.ChunkSizeX; ++x)
{
for (var z = 0; z < VoxelConstants.ChunkSizeZ; ++z)
{
var biome = Overworld.GetBiomeAt(new Vector3(x, 0, z) + chunk.Origin, chunk.Manager.World.WorldScale, chunk.Manager.World.WorldOrigin);
var topVoxel = VoxelHelpers.FindFirstVoxelBelow(new VoxelHandle(
chunk, new LocalVoxelCoordinate(x, VoxelConstants.ChunkSizeY - 1, z)));
for (var y = 0; y <= waterHeight; ++y)
{
var vox = new VoxelHandle(chunk, new LocalVoxelCoordinate(x, y, z));
if (vox.IsEmpty && y > topVoxel.Coordinate.Y)
{
if (biome.WaterSurfaceIce && y == waterHeight)
{
vox.RawSetType(iceID);
}
else
{
vox.QuickSetLiquid(LiquidType.Water, WaterManager.maxWaterLevel);
}
}
}
Vector2 vec = Overworld.WorldToOverworld(new Vector2(x + chunk.Origin.X, z + chunk.Origin.Z), chunk.Manager.World.WorldScale, chunk.Manager.World.WorldOrigin);
if (topVoxel.Coordinate.Y < VoxelConstants.ChunkSizeY - 1 &&
Overworld.GetWater(Overworld.Map, vec) == Overworld.WaterType.Volcano)
{
var localCoord = topVoxel.Coordinate.GetLocalVoxelCoordinate();
topVoxel = new VoxelHandle(topVoxel.Chunk, new LocalVoxelCoordinate(
localCoord.X, localCoord.Y + 1, localCoord.Z));
if (topVoxel.IsEmpty)
{
topVoxel.QuickSetLiquid(LiquidType.Lava, WaterManager.maxWaterLevel);
}
}
}
}
}
public VoxelChunk GenerateChunk(Vector3 origin, WorldManager World, float maxHeight)
{
float waterHeight = NormalizeHeight(SeaLevel + 1.0f / VoxelConstants.ChunkSizeY, maxHeight);
VoxelChunk c = new VoxelChunk(Manager, origin, GlobalVoxelCoordinate.FromVector3(origin).GetGlobalChunkCoordinate());
for (int x = 0; x < VoxelConstants.ChunkSizeX; x++)
{
for (int z = 0; z < VoxelConstants.ChunkSizeZ; z++)
{
Vector2 v = Overworld.WorldToOverworld(new Vector2(x + origin.X, z + origin.Z), World.WorldScale, World.WorldOrigin);
var biome = Overworld.Map[(int)MathFunctions.Clamp(v.X, 0, Overworld.Map.GetLength(0) - 1), (int)MathFunctions.Clamp(v.Y, 0, Overworld.Map.GetLength(1) - 1)].Biome;
BiomeData biomeData = BiomeLibrary.Biomes[biome];
Vector2 pos = Overworld.WorldToOverworld(new Vector2(x + origin.X, z + origin.Z), World.WorldScale, World.WorldOrigin);
float hNorm = NormalizeHeight(Overworld.LinearInterpolate(pos, Overworld.Map, Overworld.ScalarFieldType.Height), maxHeight);
float h = MathFunctions.Clamp(hNorm * VoxelConstants.ChunkSizeY, 0.0f, VoxelConstants.ChunkSizeY - 2);
int stoneHeight = (int)(MathFunctions.Clamp((int)(h - (biomeData.SoilLayer.Depth + (Math.Sin(v.X) + Math.Cos(v.Y)))), 1, h));
int currentSubsurfaceLayer = 0;
int depthWithinSubsurface = 0;
for (int y = VoxelConstants.ChunkSizeY - 1; y >= 0; y--)
{
var voxel = new VoxelHandle(c, new LocalVoxelCoordinate(x, y, z));
if (y == 0)
{
voxel.RawSetType(VoxelLibrary.GetVoxelType("Bedrock"));
continue;
}
if (y <= stoneHeight && stoneHeight > 1)
{
voxel.RawSetType(VoxelLibrary.GetVoxelType(biomeData.SubsurfaceLayers[currentSubsurfaceLayer].VoxelType));
depthWithinSubsurface++;
if (depthWithinSubsurface > biomeData.SubsurfaceLayers[currentSubsurfaceLayer].Depth)
{
depthWithinSubsurface = 0;
currentSubsurfaceLayer++;
if (currentSubsurfaceLayer > biomeData.SubsurfaceLayers.Count - 1)
{
currentSubsurfaceLayer = biomeData.SubsurfaceLayers.Count - 1;
}
}
}
else if ((y == (int)h || y == stoneHeight) && hNorm > waterHeight)
{
if (biomeData.ClumpGrass &&
NoiseGenerator.Noise(pos.X / biomeData.ClumpSize, 0, pos.Y / biomeData.ClumpSize) >
biomeData.ClumpTreshold)
{
voxel.RawSetType(VoxelLibrary.GetVoxelType(biomeData.SoilLayer.VoxelType));
if (!String.IsNullOrEmpty(biomeData.GrassDecal))
{
var decal = GrassLibrary.GetGrassType(biomeData.GrassDecal);
voxel.RawSetGrass(decal.ID);
}
}
else if (!biomeData.ClumpGrass)
{
voxel.RawSetType(VoxelLibrary.GetVoxelType(biomeData.SoilLayer.VoxelType));
if (!String.IsNullOrEmpty(biomeData.GrassDecal))
{
var decal = GrassLibrary.GetGrassType(biomeData.GrassDecal);
voxel.RawSetGrass(decal.ID);
}
}
else
{
voxel.RawSetType(VoxelLibrary.GetVoxelType(biomeData.SoilLayer.VoxelType));
}
}
else if (y > h && y > 0)
{
voxel.RawSetType(VoxelLibrary.emptyType);
}
else if (hNorm <= waterHeight)
{
voxel.RawSetType(VoxelLibrary.GetVoxelType(biomeData.ShoreVoxel));
}
else
{
voxel.RawSetType(VoxelLibrary.GetVoxelType(biomeData.SoilLayer.VoxelType));
}
}
}
}
return(c);
}