public void GenerateCoal(int x, int y, int z)
{
if (StandardWorldProvider.GetRandomNumber(0, 35) == 1)
{
_chunke.SetBlock(x, y, z, BlockFactory.GetBlockById(16));
}
}
private void CreateTerrainShape(ChunkColumn chunk, float[] heightMap, float[] thresholdMap, Biome[] biomes)
{
for (int x = 0; x < Width; x++)
{
for (int z = 0; z < Depth; z++)
{
var idx = (x << 4) + z;
Biome biome = biomes[idx];
chunk.biomeId[idx] = (byte)biome.Id; // SetBiome(x, z, (byte)biome.Id);
float stoneHeight = heightMap[idx];
/* if (stoneHeight > 200 || stoneHeight < 0)
* {
* Debug.WriteLine("MaxHeight: " + stoneHeight);
* }*/
var maxY = 0;
for (int y = 0; y < stoneHeight && y < 255; y++)
{
float density = thresholdMap[x + ((y + (z << 8)) << 4)];
if (y < WaterLevel || (density > Threshold && y >= WaterLevel))
{
chunk.SetBlock(x, y, z, 1);
maxY = y;
}
}
chunk.SetBlock(x, 0, z, 7); //Bedrock
heightMap[idx] = maxY;
chunk.height[idx] = (short)maxY;
//chunk.SetHeight(x, z, (byte)maxY);
}
}
}
protected void GenerateLeaves(ChunkColumn chunk, int x, int y, int z, float size, float width, byte leafBlockId, byte leafMeta, byte woodId, byte woodMeta)
{
float dist;
int i, j, k, s = (int)(size - 1f), w = (int)((size - 1f) * width);
for (i = -w; i <= w; i++)
{
for (j = -s; j <= s; j++)
{
for (k = -w; k <= w; k++)
{
dist = Math.Abs((float)i / width) + (float)Math.Abs(j) + Math.Abs((float)k / width);
if (dist <= size - 0.5f || (dist <= size && Rnd.NextDouble() < 0.5))
{
if (dist < 0.6f)
{
//blocks[OverworldGenerator.GetIndex(x + i, y + j, z + k)] = woodId;
//metadata[OverworldGenerator.GetIndex(x + i, y + j, z + k)] = woodMeta;
chunk.SetBlock(x + i, y + j, z + k, woodId);
//world.SetMetadata(x + i, y + j, z + k, woodMeta);
}
//if (blocks[OverworldGenerator.GetIndex(x + i, y + j, z + k)] == 0)
{
//blocks[OverworldGenerator.GetIndex(x + i, y + j, z + k)] = leafBlockId;
//metadata[OverworldGenerator.GetIndex(x + i, y + j, z + k)] = leafMeta;
chunk.SetBlock(x + i, y + j, z + k, leafBlockId);
//world.SetMetadata(x + i, y + j, z + k, leafMeta);
}
}
}
}
}
}
public override void Decorate(ChunkColumn chunk, BiomeBase biome)
{
for (var x = 0; x < 16; x++)
{
for (var z = 0; z < 16; z++)
{
//Check for temperature.
for (var y = 0; y < StandardWorldProvider.WaterLevel; y++)
{
//Lake generation
if (y < StandardWorldProvider.WaterLevel)
{
if (chunk.GetBlock(x, y, z) == 2 || chunk.GetBlock(x, y, z) == 3) //Grass or Dirt?
{
if (StandardWorldProvider.GetRandomNumber(1, 40) == 1 && y < StandardWorldProvider.WaterLevel - 4)
chunk.SetBlock(x, y, z, BlockFactory.GetBlockById(82)); //Clay
else
{
chunk.SetBlock(x, y, z, new BlockSand()); //Sand
chunk.BiomeId[x*16 + z] = 16; //Beach
}
}
if (chunk.GetBlock(x, y + 1, z) == 0)
{
if (y < StandardWorldProvider.WaterLevel - 3)
{
chunk.SetBlock(x, y + 1, z, new BlockFlowingWater()); //Water
chunk.BiomeId[x*16 + z] = 0; //Ocean
}
}
}
}
}
}
}
public override void Decorate(ChunkColumn chunk, BiomeBase biome)
{
for (var x = 0; x < 16; x++)
{
for (var z = 0; z < 16; z++)
{
//var blockbiome = chunk.BiomeId[x*16 + z];
//if (BiomeManager.GetBiomeById(blockbiome).Temperature < 2.0f) //If the temperature is below 2.0F create lakes.
//{
//Check for temperature.
for (var y = 0; y < StandardWorldProvider.WaterLevel; y++)
{
//Lake generation
if (y < StandardWorldProvider.WaterLevel)
{
if (chunk.GetBlock(x, y, z) == 2 || chunk.GetBlock(x, y, z) == 3) //Grass or Dirt?
{
if (StandardWorldProvider.GetRandomNumber(1, 40) == 1 && y < StandardWorldProvider.WaterLevel - 4)
{
chunk.SetBlock(x, y, z, BlockFactory.GetBlockById(82)); //Clay
}
else
{
chunk.SetBlock(x, y, z, BlockFactory.GetBlockById(12)); //Sand
chunk.BiomeId[x * 16 + z] = 16; //Beach
}
}
if (chunk.GetBlock(x, y + 1, z) == 0)
{
if (y < StandardWorldProvider.WaterLevel - 3)
{
chunk.SetBlock(x, y + 1, z, BlockFactory.GetBlockById(8)); //Water
chunk.BiomeId[x * 16 + z] = 0; //Ocean
}
}
}
}
//}
/*else //Fill up with sand
* {
* for (var y = 0; y < ExperimentalV2Generator.WaterLevel; y++)
* {
* if (y < ExperimentalV2Generator.WaterLevel)
* {
* if (chunk.GetBlock(x, y, z) == 2 || chunk.GetBlock(x, y, z) == 3 || chunk.GetBlock(x,y,z) == 0) //Grass or Dirt?
* {
* chunk.SetBlock(x, y, z, BlockFactory.GetBlockById(12)); //Sand
* //chunk.BiomeId[x * 16 + z] = 16; //Beach
* }
* }
* }
* }*/
}
}
}
private void GenerateTerrain(ChunkColumn column, float[] noise)
{
var heightMap = noise;
for (int x = 0; x < 16; x++)
{
for (int z = 0; z < 16; z++)
{
/* var biome = biomes[NoiseMap.GetIndex(x, z)];
*
* byte biomeId = (byte) biome.Id;
* if (ApplyBlocks)
* {*/
var h = (int)heightMap[NoiseMap.GetIndex(x, z)];
var height = h;
for (int y = 0; (y <= height || y <= Preset.SeaLevel) && y < 255; y++)
{
if (y > height)
{
if (y < Preset.SeaLevel)
{
column.SetBlock(x, y, z, new Water());
}
else
{
column.SetBlock(x, y, z, new Air());
}
}
else if (y == height)
{
column.SetBlock(x, y, z, new Stone());
// column.SetBlock(x, y, z, BlockFactory.GetBlockById(biome.SurfaceBlock));
//column.SetMetadata(x, y, z, biome.SurfaceMetadata);
// column.SetBlock(x, y - 1, z, BlockFactory.GetBlockById(biome.SoilBlock));
//column.SetMetadata(x, y -1, z, biome.SoilMetadata);
}
else if (y < height)
{
column.SetBlock(x, y, z, new Stone());
}
}
column.SetHeight(x, z, (short)height);
//}
//column.SetBiome(x, z, biomeId);
}
}
}
public override void Decorate(ChunkColumn chunk, BiomeBase biome, int x, int z)
{
for (var y = StandardWorldProvider.WaterLevel; y < 256; y++)
{
if (StandardWorldProvider.GetRandomNumber(0, 15) == 5)
{
if (chunk.GetBlock(x, y, z) == biome.TopBlock.Id)
{
chunk.SetBlock(x, y + 1, z, new Block(175) {Metadata = 0});
chunk.SetBlock(x, y + 2, z, new Block(175) {Metadata = 1});
}
}
}
}
public void PopulateChunk(ChunkColumn chunk)
{
for (int x = 0; x < 16; x++)
{
for (int z = 0; z < 16; z++)
{
chunk.SetBlock(x, 1, z, 7); // Bedrock
chunk.SetBlock(x, 2, z, 3); // Dirt
chunk.SetBlock(x, 3, z, 3); // Dirt
chunk.SetBlock(x, 4, z, 2); // Grass
chunk.SetHeight(x, z, 4);
}
}
}
public void PaintTerrain(ChunkColumn column, int i, int j, int x, int z, int depth,
OverworldGeneratorV2 generator, float[] noise, float river, BiomeBase[] biomes)
{
float c = TerrainBase.CalcCliff(x, z, noise);
bool cliff = c > 1.4f;
for (int k = 255; k > -1; k--)
{
Block b = column.GetBlockObject(x, k, z);
if (b is Air)
{
depth = -1;
}
else if (b is Stone)
{
depth++;
if (cliff)
{
if (depth > -1 && depth < 2)
{
if (_rnd.Next(3) == 0)
{
column.SetBlock(x, k, z, CliffCobbleBlock);
}
else
{
column.SetBlock(x, k, z, CliffStoneBlock);
}
}
else if (depth < 10)
{
column.SetBlock(x, k, z, CliffStoneBlock);
}
}
else
{
if (depth == 0 && k > 61)
{
column.SetBlock(x, k, z, TopBlock);
}
else if (depth < 4)
{
column.SetBlock(x, k, z, FillerBlock);
}
}
}
}
}
protected void GenerateVanillaCircle(ChunkColumn chunk, Vector3 location, int radius, Block block, double corner = 0)
{
for (var I = -radius; I <= radius; I = (I + 1))
{
for (var j = -radius; j <= radius; j = (j + 1))
{
var max = (int)Math.Sqrt((I * I) + (j * j));
if (max <= radius)
{
if (I.Equals(-radius) && j.Equals(-radius) || I.Equals(-radius) && j.Equals(radius) ||
I.Equals(radius) && j.Equals(-radius) || I.Equals(radius) && j.Equals(radius))
{
if (corner + radius * 0.2 < 0.4 || corner + radius * 0.2 > 0.7 || corner.Equals(0))
{
continue;
}
}
var x = location.X + I;
var z = location.Z + j;
if (chunk.GetBlock((int)x, (int)location.Y, (int)z).Equals(0))
{
chunk.SetBlock((int)x, (int)location.Y, (int)z, block);
}
}
}
}
}
protected void GenerateBranch(ChunkColumn chunk, float x, float y, float z, double horDir, float verDir, float length, float speed, byte blockId, byte meta)
{
if (verDir < 0f)
{
verDir = -verDir;
}
float c = 0f;
float velY = 1f - verDir;
if (verDir > 1f)
{
verDir = 1f - (verDir - 1f);
}
float velX = (float)Math.Cos(horDir * Math.PI / 180D) * verDir;
float velZ = (float)Math.Sin(horDir * Math.PI / 180D) * verDir;
while (c < length)
{
//blocks[OverworldGenerator.GetIndex((int)x, (int)y, (int)z)] = blockId;//);
//metadata[OverworldGenerator.GetIndex((int) x, (int) y, (int) z)] = meta;
//world.SetMetadata((int)x, (int)y, (int)z, meta);
chunk.SetBlock((int)x, (int)y, (int)z, blockId);
x += velX;
y += velY;
z += velZ;
c += speed;
}
}
protected void GenerateCircle(ChunkColumn chunk, Vector3 location, int radius, byte id, byte meta)
{
for (var I = -radius; I <= radius; I = (I + 1))
{
for (var j = -radius; j <= radius; j = (j + 1))
{
var max = (int)Math.Sqrt((I * I) + (j * j));
if (max <= radius)
{
var X = location.X + I;
var Z = location.Z + j;
if (X < 0 || X >= 16 || Z < 0 || Z >= 256)
{
continue;
}
var x = (int)X;
var y = (int)location.Y;
var z = (int)Z;
//if (blocks[OverworldGenerator.GetIndex(x, y, z)].Equals(0))
{
//blocks[OverworldGenerator.GetIndex(x, y, z)] = id;
//metadata[OverworldGenerator.GetIndex(x, y, z)] = meta;
chunk.SetBlock(x, y, z, id);
//chunk.SetMetadata(x, y, z, meta);
}
}
}
}
}
public static void SetBlock(int x, int y, int z, byte blockID)
{
ColumnCoord colCoord = GetColumnCoord(x, z);
try
{
ChunkColumn chunkCol = null;
if (columns.TryGetValue(colCoord, out chunkCol))
{
if (chunkCol.hasMapData)
{
chunkCol.SetBlock(x - colCoord.x * ChunkColumn.chunkSize, y, z - colCoord.z * ChunkColumn.chunkSize, blockID);
}
else
{
Debug.LogError("Block set on chunk without data");
}
}
else
{
Debug.LogError("Block set on non existing chunk");
}
}
catch (Exception e)
{
Debug.Log("Set Block chunk error " + e);
}
}
protected void GenerateVanillaCircle(ChunkColumn chunk, Vector3 location, int radius, Block block, double corner = 0)
{
for (var I = -radius; I <= radius; I = (I + 1))
{
for (var J = -radius; J <= radius; J = (J + 1))
{
var Max = (int)Math.Sqrt((I * I) + (J * J));
if (Max <= radius)
{
if (I.Equals(-radius) && J.Equals(-radius) || I.Equals(-radius) && J.Equals(radius) ||
I.Equals(radius) && J.Equals(-radius) || I.Equals(radius) && J.Equals(radius))
{
if (corner + radius * 0.2 < 0.4 || corner + radius * 0.2 > 0.7 || corner.Equals(0))
{
continue;
}
}
var X = location.X + I;
var Z = location.Z + J;
if (chunk.GetBlock((int)X, (int)location.Y, (int)Z).Equals(0))
{
chunk.SetBlock((int)X, (int)location.Y, (int)Z, block);
}
}
}
}
}
public override void Decorate(ChunkColumn chunk, BiomeBase biome)
{
for (var x = 0; x < 16; x++)
{
for (var z = 0; z < 16; z++)
{
//var blockbiome = chunk.BiomeId[x*16 + z];
//if (BiomeManager.GetBiomeById(blockbiome).Temperature < 2.0f) //If the temperature is below 2.0F create lakes.
//{
//Check for temperature.
for (var y = 0; y < NetherWorldProvider.WaterLevel; y++)
{
//Lake generation
if (y < NetherWorldProvider.WaterLevel)
{
if (chunk.GetBlock(x, y + 1, z) == 0)
{
if (y < NetherWorldProvider.WaterLevel - 3)
{
chunk.SetBlock(x, y + 1, z, new BlockStationaryLava()); //Water
}
}
}
}
}
}
}
protected void GenerateCircle(ChunkColumn chunk, Vector3 location, int radius, Block block)
{
for (var I = -radius; I <= radius; I = (I + 1))
{
for (var j = -radius; j <= radius; j = (j + 1))
{
var max = (int)Math.Sqrt((I * I) + (j * j));
if (max <= radius)
{
var X = location.X + I;
var Z = location.Z + j;
if (X < 0 || X >= 16 || Z < 0 || Z >= 256)
{
continue;
}
var x = (int)X;
var y = (int)location.Y;
var z = (int)Z;
if (chunk.GetBlock(x, y, z).Equals(0))
{
chunk.SetBlock(x, y, z, block);
}
}
}
}
}
protected void GenerateTopper(ChunkColumn chunk, Vector3 location, byte type = 0x0)
{
var sectionRadius = 1;
GenerateCircle(chunk, location, sectionRadius, new Block(18)
{
Metadata = 1
});
var top = location + new Vector3(0, 1, 0);
var x = (int)location.X;
var y = (int)location.Y + 1;
var z = (int)location.Z;
chunk.SetBlock(x, y, z, new Block(18)
{
Metadata = 1
});
if (type == 0x1 && y < 256)
{
GenerateVanillaCircle(chunk, new Vector3(x, y, z), sectionRadius, new Block(18)
{
Metadata = 1
});
}
}
public void SetBlock(Block block)
{
ChunkColumn chunk = GetChunk(block.Coordinates);
chunk.SetBlock(block.Coordinates.X & 0x0f, block.Coordinates.Y & 0xff, block.Coordinates.Z & 0x0f, block.Id);
chunk.SetMetadata(block.Coordinates.X & 0x0f, block.Coordinates.Y & 0xff, block.Coordinates.Z & 0x0f, block.Metadata);
}
public override void Decorate(ChunkColumn column, Biome biome, float[] thresholdMap, int x, int y, int z, bool surface, bool isBelowMaxHeight)
{
if (y > OverworldGenerator.WaterLevel && y > 32)
{
return;
}
//var density = thresholdMap[x + 16*(y + 256*z)];
/*var bid = column.GetBlock(x, y, z);
* if (bid == 0 /* || density < 0) //If this block is supposed to be air.
* {
* if (surface && biome.Temperature <= 0f)
* {
* column.SetBlock(x, y, z, 79);
* }
* else
* {
* column.SetBlock(x, y, z, 8);
* }
* }
* else if (surface)
* {
* column.SetBlock(x,y,z, 12);
* }*/
// if (y >= SurvivalWorldProvider.WaterLevel) return;
var block = column.GetBlock(x, y, z);
if (surface)
{
column.SetBlock(x, y, z, 12); //Sand
}
else if (y <= OverworldGenerator.WaterLevel && block == 0)
{
if (biome.Temperature <= 0f && y == OverworldGenerator.WaterLevel - 1)
{
column.SetBlock(x, y, z, 79); //Ice
}
else
{
column.SetBlock(x, y, z, 8); //Water
}
}
}
public override void Create(ChunkColumn chunk, int x, int y, int z)
{
var block = chunk.GetBlock(x, y - 1, z);
if (block != 2 && block != 3)
{
return;
}
BaseSize = 3 + Rnd.Next(2);
if (Roots > 0f)
{
for (int k = 0; k < 3; k++)
{
GenerateBranch(chunk, x, y + Roots, z, (120 * k) - 40 + Rnd.Next(80), 1.6f + (float)Rnd.NextDouble() * 0.1f, Roots * 1.7f, 1f, 17, 3);
}
}
for (int i = y + Roots; i < y + BaseSize; i++)
{
chunk.SetBlock(x, i, z, 17);
chunk.SetMetadata(x, i, z, 3);
}
float horDir, verDir;
int eX, eY, eZ;
for (int j = 0; j < Branches; j++)
{
horDir = (120 * j) - 60 + Rnd.Next(120);
verDir = VerticalStart + (float)Rnd.NextDouble() * VerticalRand;
eX = x + (int)(Math.Cos(horDir * Math.PI / 180D) * verDir * BranchLength);
eZ = z + (int)(Math.Sin(horDir * Math.PI / 180D) * verDir * BranchLength);
eY = y + BaseSize + (int)((1f - verDir) * BranchLength);
if (CanGenerateBranch(x, y + BaseSize, z, horDir, verDir, BranchLength, 1f, 4f, 1.5f) && CanGenerateLeaves(eX, eY, eZ, 4f, 1.5f))
{
GenerateBranch(chunk, x, y + BaseSize, z, horDir, verDir, BranchLength, 1f, 17, 3);
for (int m = 0; m < 1; m++)
{
GenerateLeaves(chunk, eX, eY, eZ, 4f, 1.5f, 18, 3, 17, 3);
}
}
}
/*var location = new Vector3(x, y, z);
* if (!ValidLocation(location, 2)) return;
*
* int height = Math.Max(4, Rnd.Next(MaxHeight));
*
* GenerateColumn(chunk, location, height, 17, 3);
* Vector3 leafLocation = location + new Vector3(0, height, 0);
* GenerateVanillaLeaves(chunk, leafLocation, 2, 18, 3);
*/
// base.Create(chunk, x, y, z);
}
public int PopulateChunk(ChunkColumn chunk)
{
for (var x = 0; x < 16; x++)
{
for (var z = 0; z < 16; z++)
{
for (var y = 0; y < 4; y++)
{
if (y == 0)
{
chunk.SetBlock(x, y, z, new BlockBedrock());
}
if (y == 1 || y == 2)
{
chunk.SetBlock(x, y, z, new Block(3));
}
if (y == 3)
{
chunk.SetBlock(x, y, z, new BlockGrass());
}
if (chunk.X == 1 && chunk.Z == 1)
{
if (y == 1 || y == 2 || y == 3)
{
chunk.SetBlock(x, y, z, new BlockFlowingLava());
}
}
if (chunk.X == 3 && chunk.Z == 1)
{
if (y == 3)
{
chunk.SetBlock(x, y, z, new BlockFlowingWater());
}
}
}
}
}
return(4);
}
public override void Create(ChunkColumn chunk, int x, int y, int z)
{
if (x < 6 || x > 10 || z < 6 || z > 10)
{
return;
}
var block = chunk.GetBlock(x, y - 1, z);
if (block != 2 && block != 3)
{
return;
}
BaseSize = 9 + Rnd.Next(5);
if (Roots > 0f)
{
for (int k = 0; k < 3; k++)
{
GenerateBranch(chunk, x, y + Roots, z, (120 * k) - 40 + Rnd.Next(80), 1.6f + (float)Rnd.NextDouble() * 0.1f, Roots * 1.7f, 1f,
17, 3); //17 = Wood, 3 = Jungle Type
}
}
for (int i = y + Roots; i < y + BaseSize; i++)
{
chunk.SetBlock(x, i, z, 17);
chunk.SetMetadata(x, i, z, 3);
}
float horDir, verDir;
int eX, eY, eZ;
for (int j = 0; j < Branches; j++)
{
horDir = (120 * j) - 60 + Rnd.Next(120);
verDir = VerticalStart + (float)Rnd.NextDouble() * VerticalRand;
eX = x + (int)(Math.Cos(horDir * Math.PI / 180D) * verDir * BranchLength);
eZ = z + (int)(Math.Sin(horDir * Math.PI / 180D) * verDir * BranchLength);
eY = y + BaseSize + (int)((1f - verDir) * BranchLength);
if (CanGenerateBranch(x, y + BaseSize, z, horDir, verDir, BranchLength, 1f, 4f, 1.5f) && CanGenerateLeaves(eX, eY, eZ, 4f, 1.5f))
{
GenerateBranch(chunk, x, y + BaseSize, z, horDir, verDir, BranchLength, 1f,
17, 3); //17 = Wood, 3 = Jungle Type
for (int m = 0; m < 1; m++)
{
GenerateLeaves(chunk, eX, eY, eZ, 4f, 1.5f,
18, 3, //18 = Leaves, 3 = Jungle Type
17, 3); //17 = Wood, 3 = Jungle Type
}
}
}
}
public virtual void Create(ChunkColumn chunk, int x, int y, int z)
{
if (chunk.GetBlock(x, y + Height, z) == 0)
{
foreach (var b in Blocks)
{
chunk.SetBlock(x + (int)b.Coordinates.X, y + (int)b.Coordinates.Y, z + (int)b.Coordinates.Z, b);
}
}
}
public static void GenerateColumn(ChunkColumn chunk, Vector3 location, int height, Block block)
{
for (var o = 0; o < height; o++)
{
var x = (int) location.X;
var y = (int) location.Y + o;
var z = (int) location.Z;
chunk.SetBlock(x, y, z, block);
}
}
public virtual void Create(ChunkColumn chunk, int x, int y, int z)
{
if (chunk.GetBlock(x, y + Height, z) == 0)
{
foreach (var b in Blocks)
{
chunk.SetBlock(x + (int) b.Coordinates.X, y + (int) b.Coordinates.Y, z + (int) b.Coordinates.Z, b);
}
}
}
private void PopulateChunk(ChunkColumn chunk)
{
var bottom = new SimplexOctaveGenerator(Globals.Seed.GetHashCode(), 8);
var top = new SimplexOctaveGenerator(Globals.Seed.GetHashCode(), 8);
bottom.SetScale(1 / Groundscale);
top.SetScale(1 / Topscale);
for (var x = 0; x < 16; x++)
{
for (var z = 0; z < 16; z++)
{
float ox = x + chunk.X * 16;
float oz = z + chunk.Z * 16;
var bottomHeight =
(int)((bottom.Noise(ox, oz, BottomsFrequency, BottomsAmplitude) * BottomsMagnitude) + BottomOffset);
var topHeight = (int)((top.Noise(ox, oz, TopFrequency, TopAmplitude) * TopMagnitude) + TopOffset);
for (var y = 0; y < 256; y++)
{
if (y == 0 || y == 255)
{
chunk.SetBlock(x, y, z, BlockFactory.GetBlockById(7));
continue;
}
if (y < bottomHeight)
{
chunk.SetBlock(x, y, z, new BlockNetherrack());
}
if (y < topHeight)
{
chunk.SetBlock(x, 256 - y, z, new BlockNetherrack());
if (GetRandomNumber(1, 50) == 25)
{
chunk.SetBlock(x, 256 - (y + 1), z, new Block(89));
}
}
}
//Turn the blocks ontop into the correct material
for (var y = bottomHeight; y < 254; y++)
{
if (chunk.GetBlock(x, y + 1, z) == 0 && chunk.GetBlock(x, y, z) == 1)
{
chunk.SetBlock(x, y, z, new BlockNetherrack());
chunk.SetBlock(x, y - 1, z, new BlockNetherrack());
chunk.SetBlock(x, y - 2, z, new BlockNetherrack());
}
}
}
}
new NetherLavaDecorator().Decorate(chunk, new PlainsBiome());
}
public void Create(ChunkColumn chunk, int x, int y, int z)
{
if (chunk.GetBlockId(x, y + MaxHeight, z) == (byte)Material.Air)
{
foreach (Block b in Blocks)
{
chunk.SetBlock(x + b.Coordinates.X, y + b.Coordinates.Y, z + b.Coordinates.Z, b);
}
}
}
public override void Decorate(ChunkColumn chunk, BiomeBase biome, int x, int z)
{
for (var y = 1; y < 6; y++)
{
if (StandardWorldProvider.GetRandomNumber(0, 5) == 1)
{
chunk.SetBlock(x, y, z, BlockFactory.GetBlockById(7));
}
}
}
public static void GenerateColumn(ChunkColumn chunk, Vector3 location, int height, Block block)
{
for (var o = 0; o < height; o++)
{
var x = (int)location.X;
var y = (int)location.Y + o;
var z = (int)location.Z;
chunk.SetBlock(x, y, z, block);
}
}
public override void Decorate(ChunkColumn chunk, BiomeBase biome, int x, int z)
{
for (var y = 1; y < 6; y++)
{
if (StandardWorldProvider.GetRandomNumber(0, 5) == 1)
{
chunk.SetBlock(x, y, z, BlockFactory.GetBlockById(7));
}
}
}
public override ChunkColumn GenerateChunkColumn(Vector2 chunkCoordinates)
{
if (ChunkCache.ContainsKey(new Tuple <int, int>(chunkCoordinates.X, chunkCoordinates.Z)))
{
ChunkColumn c;
if (ChunkCache.TryGetValue(new Tuple <int, int>(chunkCoordinates.X, chunkCoordinates.Z), out c))
{
Debug.WriteLine("Chunk " + chunkCoordinates.X + ":" + chunkCoordinates.Z + " was already generated!");
return(c);
}
}
if (File.Exists((_folder + "/" + chunkCoordinates.X + "." + chunkCoordinates.Z + ".cfile")))
{
var cd = LoadChunk(chunkCoordinates.X, chunkCoordinates.Z);
if (!ChunkCache.ContainsKey(new Tuple <int, int>(cd.X, cd.Z)))
{
ChunkCache.Add(new Tuple <int, int>(cd.X, cd.Z), cd);
}
return(cd);
}
Debug.WriteLine("ChunkFile not found, generating...");
var chunk = new ChunkColumn {
X = chunkCoordinates.X, Z = chunkCoordinates.Z
};
var h = PopulateChunk(chunk);
chunk.SetBlock(0, h + 1, 0, new Block(7));
chunk.SetBlock(1, h + 1, 0, new Block(41));
chunk.SetBlock(2, h + 1, 0, new Block(41));
chunk.SetBlock(3, h + 1, 0, new Block(41));
chunk.SetBlock(3, h + 1, 0, new Block(41));
if (!ChunkCache.ContainsKey(new Tuple <int, int>(chunkCoordinates.X, chunkCoordinates.Z)))
{
ChunkCache.Add(new Tuple <int, int>(chunkCoordinates.X, chunkCoordinates.Z), chunk);
}
return(chunk);
}
public static void GenerateColumn(ChunkColumn chunk, Vector3 location, int height, byte id, byte meta)
{
for (var o = 0; o < height; o++)
{
var x = (int)location.X;
var y = (int)location.Y + o;
var z = (int)location.Z;
chunk.SetBlock(x, y, z, id);
chunk.SetMetadata(x, y, z, meta);
}
}
public override void Decorate(ChunkColumn chunk, BiomeBase biome, int x, int z)
{
for (var y = StandardWorldProvider.WaterLevel; y < 256; y++)
{
if (StandardWorldProvider.GetRandomNumber(0, 15) == 5)
{
if (chunk.GetBlock(x, y, z) == biome.TopBlock.Id)
{
chunk.SetBlock(x, y + 1, z, new Block(175)
{
Metadata = 0
});
chunk.SetBlock(x, y + 2, z, new Block(175)
{
Metadata = 1
});
}
}
}
}
public virtual void Create(ChunkColumn chunk, int x, int y, int z)
{
if (chunk.GetBlock(x, y + MaxHeight, z) == (byte)0)
{
foreach (Block b in Blocks)
{
chunk.SetBlock(x + b.Coordinates.X, y + b.Coordinates.Y, z + b.Coordinates.Z, b.Id);
chunk.SetMetadata(x + b.Coordinates.X, y + b.Coordinates.Y, z + b.Coordinates.Z, b.Metadata);
}
}
}
public void Create(ChunkColumn chunk, int x, int y, int z)
{
if (chunk.GetBlock(x, y + MaxHeight, z) == (byte) Material.Air)
{
foreach (Block b in Blocks)
{
chunk.SetBlock(x + b.Coordinates.X, y + b.Coordinates.Y, z + b.Coordinates.Z, b.Id);
chunk.SetMetadata(x + b.Coordinates.X, y + b.Coordinates.Y, z + b.Coordinates.Z, b.Metadata);
}
}
}
private void DecorateChunk(ChunkColumn chunk, float[] heightMap, float[] thresholdMap, Biome[] biomes,
ChunkDecorator[] decorators)
{
for (int x = 0; x < Width; x++)
{
for (int z = 0; z < Depth; z++)
{
var height = chunk.height[(x << 4) + z];
var biome = biomes[(x << 4) + z];
for (int y = 0; y < Height; y++)
{
bool isSurface = false;
if (y <= height)
{
if (y < 255 && chunk.GetBlock(x, y, z) == 1 && chunk.GetBlock(x, y + 1, z) == 0)
{
isSurface = true;
}
if (isSurface)
{
if (y >= WaterLevel)
{
chunk.SetBlock(x, y, z, biome.SurfaceBlock);
chunk.SetMetadata(x, y, z, biome.SurfaceMetadata);
chunk.SetBlock(x, y - 1, z, biome.SoilBlock);
chunk.SetMetadata(x, y - 1, z, biome.SoilMetadata);
}
}
}
for (int i = 0; i < decorators.Length; i++)
{
decorators[i].Decorate(chunk, biome, thresholdMap, x, y, z, isSurface, y < height - 1);
}
}
}
}
}
public void GenerateCave(ChunkColumn chunk)
{
_gcRandom = new GcRandom(chunk, _seedi);
for (var x = 0; x < 16; x++)
{
for (var z = 0; z < 16; z++)
{
for (var y = 50; y >= 6; y--)
{
if (_gcRandom.IsInCave(x, y, z))
{
chunk.SetBlock(x, y, z, new BlockAir());
}
}
}
}
}
public override void Decorate(ChunkColumn chunk, BiomeBase biome)
{
for (var x = 0; x < 16; x++)
{
for (var z = 0; z < 16; z++)
{
for (var y = 0; y < LavaLevel; y++)
{
//Lake generation
if (y < LavaLevel)
{
if (chunk.GetBlock(x, y + 1, z) == 0)
{
chunk.SetBlock(x, y + 1, z, BlockFactory.GetBlockById(10)); //Lava
}
}
}
}
}
}
public override void Decorate(ChunkColumn chunk, BiomeBase biome)
{
for (var x = 0; x < 16; x++)
{
for (var z = 0; z < 16; z++)
{
//Check for temperature.
for (var y = 0; y < NetherWorldProvider.WaterLevel; y++)
{
//Lake generation
if (y < NetherWorldProvider.WaterLevel)
{
if (chunk.GetBlock(x, y + 1, z) == 0)
{
if (y < NetherWorldProvider.WaterLevel - 3)
{
chunk.SetBlock(x, y + 1, z, new BlockStationaryLava()); //Water
}
}
}
}
}
}
}
public override ChunkColumn GenerateChunkColumn(Vector2 chunkCoordinates)
{
if (ChunkCache.ContainsKey(new Tuple<int, int>(chunkCoordinates.X, chunkCoordinates.Z)))
{
ChunkColumn c;
if (ChunkCache.TryGetValue(new Tuple<int, int>(chunkCoordinates.X, chunkCoordinates.Z), out c))
{
Debug.WriteLine("Chunk " + chunkCoordinates.X + ":" + chunkCoordinates.Z + " was already generated!");
return c;
}
}
if (File.Exists((_folder + "/" + chunkCoordinates.X + "." + chunkCoordinates.Z + ".cfile")))
{
var cd = LoadChunk(chunkCoordinates.X, chunkCoordinates.Z);
if (!ChunkCache.ContainsKey(new Tuple<int, int>(cd.X, cd.Z)))
ChunkCache.Add(new Tuple<int, int>(cd.X, cd.Z), cd);
return cd;
}
Debug.WriteLine("ChunkFile not found, generating...");
var chunk = new ChunkColumn {X = chunkCoordinates.X, Z = chunkCoordinates.Z};
var h = PopulateChunk(chunk);
chunk.SetBlock(0, h + 1, 0, new Block(7));
chunk.SetBlock(1, h + 1, 0, new Block(41));
chunk.SetBlock(2, h + 1, 0, new Block(41));
chunk.SetBlock(3, h + 1, 0, new Block(41));
chunk.SetBlock(3, h + 1, 0, new Block(41));
if (!ChunkCache.ContainsKey(new Tuple<int, int>(chunkCoordinates.X, chunkCoordinates.Z)))
ChunkCache.Add(new Tuple<int, int>(chunkCoordinates.X, chunkCoordinates.Z), chunk);
return chunk;
}
protected void GenerateCircle(ChunkColumn chunk, Vector3 location, int radius, Block block)
{
for (var I = -radius; I <= radius; I = (I + 1))
{
for (var j = -radius; j <= radius; j = (j + 1))
{
var max = (int) Math.Sqrt((I*I) + (j*j));
if (max <= radius)
{
var X = location.X + I;
var Z = location.Z + j;
if (X < 0 || X >= 16 || Z < 0 || Z >= 256)
continue;
var x = (int) X;
var y = (int) location.Y;
var z = (int) Z;
if (chunk.GetBlock(x, y, z).Equals(0))
{
chunk.SetBlock(x, y, z, block);
}
}
}
}
}
private void PopulateChunk(ChunkColumn chunk)
{
int trees = new Random().Next(0, 10);
int[,] treeBasePositions = new int[trees, 2];
for (int t = 0; t < trees; t++)
{
int x = new Random().Next(1, 16);
int z = new Random().Next(1, 16);
treeBasePositions[t, 0] = x;
treeBasePositions[t, 1] = z;
}
var bottom = new SimplexOctaveGenerator(_seed.GetHashCode(), 8);
var overhang = new SimplexOctaveGenerator(_seed.GetHashCode(), 8);
overhang.SetScale(1/64.0);
bottom.SetScale(1/128.0);
double overhangsMagnitude = 16;
double bottomsMagnitude = 32;
for (int x = 0; x < 16; x++)
{
for (int z = 0; z < 16; z++)
{
float ox = x + chunk.x*16;
float oz = z + chunk.z*16;
int bottomHeight = (int)((bottom.Noise(ox, oz, 0.5, 0.5)*bottomsMagnitude) + 64.0);
int maxHeight = (int)((overhang.Noise(ox, oz, 0.5, 0.5)*overhangsMagnitude) + bottomHeight + 32.0);
double threshold = 0.0;
maxHeight = Math.Max(1, maxHeight);
for (int y = 0; y < maxHeight && y < 128; y++)
{
if (y <= 1)
{
chunk.SetBlock(x, y, z, 7);
continue;
}
if (y > bottomHeight)
{
//part where we do the overhangs
double density = overhang.Noise(ox, y, oz, 0.5, 0.5);
if (density > threshold) chunk.SetBlock(x, y, z, (byte)Material.Stone);
}
else
{
chunk.SetBlock(x, y, z, (byte)Material.Stone);
}
}
//turn the tops into grass
chunk.SetBlock(x, bottomHeight, z, (byte)Material.Grass); //the top of the base hills
chunk.SetBlock(x, bottomHeight - 1, z, (byte)Material.Dirt);
chunk.SetBlock(x, bottomHeight - 2, z, (byte)Material.Dirt);
for (int y = bottomHeight + 1; y > bottomHeight && y < maxHeight && y < 127; y++)
{
//the overhang
byte thisblock = chunk.GetBlock(x, y, z);
byte blockabove = chunk.GetBlock(x, y + 1, z);
if (thisblock != (decimal)Material.Air && blockabove == (decimal)Material.Air)
{
if (chunk.GetBlock(x, y, z) == (byte)Material.Dirt || chunk.GetBlock(x, y, z) == (byte)Material.Air || chunk.GetBlock(x, y, z) == (byte)Material.Stone) chunk.SetBlock(x, y, z, (byte)Material.Grass);
if (chunk.GetBlock(x, y - 1, z) != (decimal)Material.Air)
chunk.SetBlock(x, y - 1, z, (byte)Material.Dirt);
if (chunk.GetBlock(x, y - 2, z) != (decimal)Material.Air)
chunk.SetBlock(x, y - 2, z, (byte)Material.Dirt);
}
}
for (int y = 0; y < WaterLevel; y++)
{
//Lake generation
if (y < WaterLevel)
{
if (chunk.GetBlock(x, y, z) == (decimal)Material.Grass || chunk.GetBlock(x, y, z) == (decimal)Material.Dirt) //Grass or Dirt?
{
if (GetRandomNumber(1, 40) == 1 && y < WaterLevel - 4)
chunk.SetBlock(x, y, z, 82); //Clay
else
chunk.SetBlock(x, y, z, 12); //Sand
}
if (chunk.GetBlock(x, y + 1, z) == (decimal)Material.Air)
{
if (y < WaterLevel - 3)
chunk.SetBlock(x, y + 1, z, 8); //FlowingWater
}
}
}
for (int y = 0; y < 127; y++)
{
byte thisblock = chunk.GetBlock(x, y, z);
byte blockabove = chunk.GetBlock(x, y + 1, z);
if (thisblock == (decimal)Material.Grass && blockabove == (decimal)Material.Air && y > WaterLevel)
{
//Grass
if (GetRandomNumber(0, 5) == 1)
{
chunk.SetBlock(x, y + 1, z, 31);
chunk.SetMetadata(x, y + 1, z, 1);
}
//Flowers
if (GetRandomNumber(0, 65) == 1)
{
int meta = GetRandomNumber(0, 8);
chunk.SetBlock(x, y + 1, z, 38);
chunk.SetMetadata(x, y + 1, z, (byte)meta);
}
//Trees
for (int pos = 0; pos < trees; pos++)
{
if (treeBasePositions[pos, 0] < 14 && treeBasePositions[pos, 0] > 4 && treeBasePositions[pos, 1] < 14 &&
treeBasePositions[pos, 1] > 4)
{
if (chunk.GetBlock(treeBasePositions[pos, 0], y + 1, treeBasePositions[pos, 1]) == 2)
{
if (y >= bottomHeight)
GenerateTree(chunk, treeBasePositions[pos, 0], y + 1, treeBasePositions[pos, 1], WoodType.Oak);
}
}
}
}
}
}
}
}
private void PopulateChunk(ChunkColumn chunk)
{
var bottom = new SimplexOctaveGenerator(ServerSettings.Seed.GetHashCode(), 8);
var top = new SimplexOctaveGenerator(ServerSettings.Seed.GetHashCode(), 8);
bottom.SetScale(1/Groundscale);
top.SetScale(1/Topscale);
for (var x = 0; x < 16; x++)
{
for (var z = 0; z < 16; z++)
{
float ox = x + chunk.X*16;
float oz = z + chunk.Z*16;
var bottomHeight =
(int) ((bottom.Noise(ox, oz, BottomsFrequency, BottomsAmplitude)*BottomsMagnitude) + BottomOffset);
var topHeight = (int) ((top.Noise(ox, oz, TopFrequency, TopAmplitude)*TopMagnitude) + TopOffset);
for (var y = 0; y < 256; y++)
{
if (y == 0 || y == 255)
{
chunk.SetBlock(x, y, z, BlockFactory.GetBlockById(7));
continue;
}
if (y < bottomHeight)
{
chunk.SetBlock(x, y, z, new BlockNetherrack());
}
if (y < topHeight)
{
chunk.SetBlock(x, 256 - y, z, new BlockNetherrack());
if (GetRandomNumber(1, 50) == 25)
{
chunk.SetBlock(x, 256 - (y + 1), z, new Block(89));
}
}
}
//Turn the blocks ontop into the correct material
for (var y = bottomHeight; y < 254; y++)
{
if (chunk.GetBlock(x, y + 1, z) == 0 && chunk.GetBlock(x, y, z) == 1)
{
chunk.SetBlock(x, y, z, new BlockNetherrack());
chunk.SetBlock(x, y - 1, z, new BlockNetherrack());
chunk.SetBlock(x, y - 2, z, new BlockNetherrack());
}
}
}
}
new NetherLavaDecorator().Decorate(chunk, new PlainsBiome());
}
public static ChunkColumn GetChunk(ChunkCoordinates coordinates, string basePath, IWorldProvider generator, int yoffset)
{
int width = 32;
int depth = 32;
int rx = coordinates.X >> 5;
int rz = coordinates.Z >> 5;
string filePath = Path.Combine(basePath, string.Format(@"region\r.{0}.{1}.mca", rx, rz));
if (!File.Exists(filePath)) return generator.GenerateChunkColumn(coordinates);
using (var regionFile = File.OpenRead(filePath))
{
byte[] buffer = new byte[8192];
regionFile.Read(buffer, 0, 8192);
int xi = (coordinates.X%width);
if (xi < 0) xi += 32;
int zi = (coordinates.Z%depth);
if (zi < 0) zi += 32;
int tableOffset = (xi + zi*width)*4;
regionFile.Seek(tableOffset, SeekOrigin.Begin);
byte[] offsetBuffer = new byte[4];
regionFile.Read(offsetBuffer, 0, 3);
Array.Reverse(offsetBuffer);
int offset = BitConverter.ToInt32(offsetBuffer, 0) << 4;
int length = regionFile.ReadByte();
if (offset == 0 || length == 0)
{
return generator.GenerateChunkColumn(coordinates);
}
regionFile.Seek(offset, SeekOrigin.Begin);
byte[] waste = new byte[4];
regionFile.Read(waste, 0, 4);
int compressionMode = regionFile.ReadByte();
var nbt = new NbtFile();
nbt.LoadFromStream(regionFile, NbtCompression.ZLib);
NbtTag dataTag = nbt.RootTag["Level"];
NbtList sections = dataTag["Sections"] as NbtList;
ChunkColumn chunk = new ChunkColumn
{
x = coordinates.X,
z = coordinates.Z,
biomeId = dataTag["Biomes"].ByteArrayValue
};
for (int i = 0; i < chunk.biomeId.Length; i++)
{
if (chunk.biomeId[i] > 22) chunk.biomeId[i] = 0;
}
if (chunk.biomeId.Length > 256) throw new Exception();
// This will turn into a full chunk column
foreach (NbtTag sectionTag in sections)
{
int sy = sectionTag["Y"].ByteValue*16;
byte[] blocks = sectionTag["Blocks"].ByteArrayValue;
byte[] data = sectionTag["Data"].ByteArrayValue;
NbtTag addTag = sectionTag["Add"];
byte[] adddata = new byte[2048];
if (addTag != null) adddata = addTag.ByteArrayValue;
byte[] blockLight = sectionTag["BlockLight"].ByteArrayValue;
byte[] skyLight = sectionTag["SkyLight"].ByteArrayValue;
for (int x = 0; x < 16; x++)
{
for (int z = 0; z < 16; z++)
{
for (int y = 0; y < 16; y++)
{
int yi = sy + y - yoffset;
if (yi < 0 || yi >= 128) continue;
int anvilIndex = y*16*16 + z*16 + x;
int blockId = blocks[anvilIndex] + (Nibble4(adddata, anvilIndex) << 8);
// Anvil to PE friendly converstion
if (blockId == 125) blockId = 5;
else if (blockId == 126) blockId = 158;
else if (blockId == 75) blockId = 50;
else if (blockId == 76) blockId = 50;
else if (blockId == 123) blockId = 89;
else if (blockId == 124) blockId = 89;
else if (blockId == 152) blockId = 73;
else if (_ignore.BinarySearch(blockId) >= 0) blockId = 0;
else if (_gaps.BinarySearch(blockId) >= 0)
{
Debug.WriteLine("Missing material: " + blockId);
blockId = 133;
}
if (blockId > 255) blockId = 41;
if (yi == 127 && blockId != 0) blockId = 30;
if (yi == 0 && (blockId == 8 || blockId == 9 /*|| blockId == 0*/)) blockId = 7;
//if (blockId != 0) blockId = 41;
chunk.SetBlock(x, yi, z, (byte) blockId);
chunk.SetMetadata(x, yi, z, Nibble4(data, anvilIndex));
chunk.SetBlocklight(x, yi, z, Nibble4(blockLight, anvilIndex));
chunk.SetSkylight(x, yi, z, Nibble4(skyLight, anvilIndex));
}
}
}
}
NbtList entities = dataTag["Entities"] as NbtList;
NbtList blockEntities = dataTag["TileEntities"] as NbtList;
if (blockEntities != null)
{
foreach (var nbtTag in blockEntities)
{
var blockEntityTag = (NbtCompound) nbtTag;
string entityId = blockEntityTag["id"].StringValue;
int x = blockEntityTag["x"].IntValue;
int y = blockEntityTag["y"].IntValue - yoffset;
int z = blockEntityTag["z"].IntValue;
blockEntityTag["y"] = new NbtInt("y", y);
BlockEntity blockEntity = BlockEntityFactory.GetBlockEntityById(entityId);
if (blockEntity != null)
{
blockEntityTag.Name = string.Empty;
chunk.SetBlockEntity(new BlockCoordinates(x, y, z), blockEntityTag);
}
}
}
NbtList tileTicks = dataTag["TileTicks"] as NbtList;
chunk.isDirty = false;
return chunk;
}
}
private void GenerateTree(ChunkColumn chunk, int x, int treebase, int z)
{
int treeheight = GetRandomNumber(4, 5);
chunk.SetBlock(x, treebase + treeheight + 2, z, 18); //Top leave
chunk.SetBlock(x, treebase + treeheight + 1, z + 1, 18);
chunk.SetBlock(x, treebase + treeheight + 1, z - 1, 18);
chunk.SetBlock(x + 1, treebase + treeheight + 1, z, 18);
chunk.SetBlock(x - 1, treebase + treeheight + 1, z, 18);
chunk.SetBlock(x, treebase + treeheight, z + 1, 18);
chunk.SetBlock(x, treebase + treeheight, z - 1, 18);
chunk.SetBlock(x + 1, treebase + treeheight, z, 18);
chunk.SetBlock(x - 1, treebase + treeheight, z, 18);
chunk.SetBlock(x + 1, treebase + treeheight, z + 1, 18);
chunk.SetBlock(x - 1, treebase + treeheight, z - 1, 18);
chunk.SetBlock(x + 1, treebase + treeheight, z - 1, 18);
chunk.SetBlock(x - 1, treebase + treeheight, z + 1, 18);
for (int i = 0; i <= treeheight; i++)
{
chunk.SetBlock(x, treebase + i, z, 17);
}
}
public int PopulateChunk(ChunkColumn chunk)
{
for (var x = 0; x < 16; x++)
{
for (var z = 0; z < 16; z++)
{
for (var y = 0; y < 4; y++)
{
if (y == 0)
{
chunk.SetBlock(x, y, z, new BlockBedrock());
}
if (y == 1 || y == 2)
{
chunk.SetBlock(x, y, z, new Block(3));
}
if (y == 3)
{
chunk.SetBlock(x, y, z, new BlockGrass());
}
if (chunk.X == 1 && chunk.Z == 1)
{
if (y == 1 || y == 2 || y == 3)
{
chunk.SetBlock(x, y, z, new BlockFlowingLava());
}
}
if (chunk.X == 3 && chunk.Z == 1)
{
if (y == 3)
{
chunk.SetBlock(x, y, z, new BlockFlowingWater());
}
}
}
}
}
return 4;
}
public ChunkColumn GetChunk(int X, int Z)
{
var width = 32;
var depth = 32;
var rx = X >> 5;
var rz = Z >> 5;
var filePath = Path.Combine(_basePath, string.Format(@"region\r.{0}.{1}.mca", rx, rz));
if (!File.Exists(filePath)) return _backEndGenerator.GenerateChunkColumn(new Vector2(X, Z));
using (var regionFile = File.OpenRead(filePath))
{
var buffer = new byte[8192];
regionFile.Read(buffer, 0, 8192);
var xi = (X%width);
if (xi < 0) xi += 32;
var zi = (Z%depth);
if (zi < 0) zi += 32;
var tableOffset = (xi + zi*width)*4;
regionFile.Seek(tableOffset, SeekOrigin.Begin);
var offsetBuffer = new byte[4];
regionFile.Read(offsetBuffer, 0, 3);
Array.Reverse(offsetBuffer);
var offset = BitConverter.ToInt32(offsetBuffer, 0) << 4;
var length = regionFile.ReadByte();
//if (offset == 0 || length == 0) return _backEndGenerator.GenerateChunkColumn(new Vector2(X, Z));
if (offset == 0 || length == 0)
{
return _backEndGenerator.GenerateChunkColumn(new Vector2(X,Z));
}
regionFile.Seek(offset, SeekOrigin.Begin);
var waste = new byte[4];
regionFile.Read(waste, 0, 4);
var compressionMode = regionFile.ReadByte();
var nbt = new NbtFile();
nbt.LoadFromStream(regionFile, NbtCompression.ZLib);
var dataTag = nbt.RootTag["Level"];
var sections = dataTag["Sections"] as NbtList;
var chunk = new ChunkColumn
{
X = X,
Z = Z,
BiomeId = dataTag["Biomes"].ByteArrayValue
};
for (var i = 0; i < chunk.BiomeId.Length; i++)
{
if (chunk.BiomeId[i] > 22) chunk.BiomeId[i] = 0;
}
if (chunk.BiomeId.Length > 256) throw new Exception();
// This will turn into a full chunk column
foreach (var sectionTag in sections)
{
var sy = sectionTag["Y"].ByteValue*16;
var blocks = sectionTag["Blocks"].ByteArrayValue;
var data = sectionTag["Data"].ByteArrayValue;
var addTag = sectionTag["Add"];
var adddata = new byte[2048];
if (addTag != null) adddata = addTag.ByteArrayValue;
var blockLight = sectionTag["BlockLight"].ByteArrayValue;
var skyLight = sectionTag["SkyLight"].ByteArrayValue;
for (var x = 0; x < 16; x++)
{
for (var z = 0; z < 16; z++)
{
for (var y = 0; y < 16; y++)
{
var yi = sy + y - _waterOffsetY;
if (yi < 0 || yi >= 256) continue;
var anvilIndex = y*16*16 + z*16 + x;
var blockId = blocks[anvilIndex] + (Nibble4(adddata, anvilIndex) << 8);
var b = BlockFactory.GetBlockById((ushort) blockId);
b.Metadata = Nibble4(data, anvilIndex);
chunk.SetBlock(x, yi, z, b);
chunk.SetBlocklight(x, yi, z, Nibble4(blockLight, anvilIndex));
chunk.SetSkylight(x, yi, z, Nibble4(skyLight, anvilIndex));
}
}
}
}
var entities = dataTag["Entities"] as NbtList;
var tileEntities = dataTag["TileEntities"] as NbtList;
if (tileEntities != null)
{
foreach (var nbtTag in tileEntities)
{
var blockEntityTag = (NbtCompound)nbtTag;
string entityId = blockEntityTag["id"].StringValue;
int x = blockEntityTag["x"].IntValue;
int y = blockEntityTag["y"].IntValue - _waterOffsetY;
int z = blockEntityTag["z"].IntValue;
blockEntityTag["y"] = new NbtInt("y", y);
TileEntity blockEntity = TileEntityFactory.GetBlockEntityById(entityId);
if (blockEntity != null)
{
blockEntityTag.Name = string.Empty;
chunk.SetBlockEntity(new Vector3(x, y, z), blockEntityTag);
}
}
}
var tileTicks = dataTag["TileTicks"] as NbtList;
chunk.IsDirty = false;
return chunk;
}
}
public ChunkColumn GenerateChunkColumn(ChunkCoordinates chunkCoordinates)
{
lock (_chunkCache)
{
ChunkColumn cachedChunk;
if (_chunkCache.TryGetValue(chunkCoordinates, out cachedChunk))
{
return cachedChunk;
}
ChunkColumn chunk = new ChunkColumn();
chunk.x = chunkCoordinates.X;
chunk.z = chunkCoordinates.Z;
int h = PopulateChunk(chunk);
chunk.SetBlock(0, h + 1, 0, 7);
chunk.SetBlock(1, h + 1, 0, 41);
chunk.SetBlock(2, h + 1, 0, 41);
chunk.SetBlock(3, h + 1, 0, 41);
chunk.SetBlock(3, h + 1, 0, 41);
//chunk.SetBlock(6, h + 1, 6, 57);
chunk.SetBlock(6, h, 9, 63);
chunk.SetMetadata(6, h, 9, 12);
var blockEntity = GetBlockEntity((chunkCoordinates.X*16) + 6, h, (chunkCoordinates.Z*16) + 9);
chunk.SetBlockEntity(blockEntity.Coordinates, blockEntity.GetCompound());
if (chunkCoordinates.X == 1 && chunkCoordinates.Z == 1)
{
for (int x = 0; x < 10; x++)
{
for (int z = 0; z < 10; z++)
{
for (int y = h - 2; y < h; y++)
{
chunk.SetBlock(x, y, z, 8);
}
}
}
}
if (chunkCoordinates.X == 3 && chunkCoordinates.Z == 1)
{
for (int x = 0; x < 10; x++)
{
for (int z = 0; z < 10; z++)
{
for (int y = h - 1; y < h; y++)
{
chunk.SetBlock(x, y, z, 10);
}
}
}
}
for (int x = 0; x < 16; x++)
{
for (int z = 0; z < 16; z++)
{
for (int y = 127; y != 0; y--)
{
if (chunk.GetBlock(x, y, z) == 0x00)
{
chunk.SetSkylight(x, y, z, 0xff);
}
else
{
chunk.SetSkylight(x, y, z, 0x00);
}
}
}
}
_chunkCache[chunkCoordinates] = chunk;
return chunk;
}
}
private void PopulateChunk(ChunkColumn chunk)
{
var bottom = new SimplexOctaveGenerator(ServerSettings.Seed.GetHashCode(), 8);
var overhang = new SimplexOctaveGenerator(ServerSettings.Seed.GetHashCode(), 8);
overhang.SetScale(1/OverhangScale);
bottom.SetScale(1/Groundscale);
for (var x = 0; x < 16; x++)
{
for (var z = 0; z < 16; z++)
{
float ox = x + chunk.X*16;
float oz = z + chunk.Z*16;
var cBiome = _biomeManager.GetBiome((int) ox, (int) oz);
chunk.BiomeId[x*16 + z] = cBiome.MinecraftBiomeId;
var bottomHeight =
(int)
((bottom.Noise(ox, oz, BottomsFrequency, BottomsAmplitude)*BottomsMagnitude) + BottomOffset + cBiome.BaseHeight);
var maxHeight =
(int)
((overhang.Noise(ox, oz, OverhangFrequency, OverhangAmplitude)*OverhangsMagnitude) + bottomHeight +
OverhangOffset);
maxHeight = Math.Max(1, maxHeight);
for (var y = 0; y < maxHeight && y < 256; y++)
{
if (y == 0)
{
chunk.SetBlock(x, y, z, BlockFactory.GetBlockById(7));
continue;
}
if (y > bottomHeight)
{
//part where we do the overhangs
if (EnableOverhang)
{
var density = overhang.Noise(ox, y, oz, OverhangFrequency, OverhangAmplitude);
if (density > Threshold) chunk.SetBlock(x, y, z, BlockFactory.GetBlockById(1));
}
}
else
{
chunk.SetBlock(x, y, z, BlockFactory.GetBlockById(1));
}
}
//Turn the blocks ontop into the correct material
for (var y = 0; y < 256; y++)
{
if (chunk.GetBlock(x, y + 1, z) == 0 && chunk.GetBlock(x, y, z) == 1)
{
chunk.SetBlock(x, y, z, cBiome.TopBlock);
chunk.SetBlock(x, y - 1, z, cBiome.Filling);
chunk.SetBlock(x, y - 2, z, cBiome.Filling);
}
}
foreach (var decorator in cBiome.Decorators)
{
decorator.Decorate(chunk, cBiome, x, z);
}
new OreDecorator().Decorate(chunk, cBiome, x, z); //Ores :)
new BedrockDecorator().Decorate(chunk, cBiome, x, z); //Random bedrock :)
}
}
new WaterDecorator().Decorate(chunk, new PlainsBiome()); //For now, ALWAYS use the water decorator on all chunks...
_cavegen.GenerateCave(chunk);
new LavaDecorator().Decorate(chunk, new PlainsBiome());
}
private void PopulateChunk(ChunkColumn chunk)
{
int trees = new Random().Next(0, 10);
int[,] treeBasePositions = new int[trees, 2];
for (int t = 0; t < trees; t++)
{
int x = new Random().Next(1, 16);
int z = new Random().Next(1, 16);
treeBasePositions[t, 0] = x;
treeBasePositions[t, 1] = z;
}
for (int x = 0; x < 16; x++)
{
for (int z = 0; z < 16; z++)
{
int stoneHeight = (int) Math.Floor(stoneBaseHeight);
stoneHeight += GetNoise(chunk.x*16 + x, chunk.z*16 + z, stoneMountainFrequency, (int) Math.Floor(stoneMountainHeight));
if (stoneHeight < stoneMinHeight)
stoneHeight = (int) Math.Floor(stoneMinHeight);
stoneHeight += GetNoise(chunk.x*16 + x, chunk.z*16 + z, stoneBaseNoise, (int) Math.Floor(stoneBaseNoiseHeight));
int dirtHeight = stoneHeight + (int) Math.Floor(dirtBaseHeight);
dirtHeight += GetNoise(chunk.x*16 + x, chunk.z*16 + z, dirtNoise, (int) Math.Floor(dirtNoiseHeight));
for (int y = 0; y < 256; y++)
{
//float y2 = Get3DNoise(chunk.X*16, y, chunk.Z*16, stoneBaseNoise, (int) Math.Floor(stoneBaseNoiseHeight));
if (y <= stoneHeight)
{
chunk.SetBlock(x, y, z, 1);
//Diamond ore
if (GetRandomNumber(0, 2500) < 5)
{
chunk.SetBlock(x, y, z, 56);
}
//Coal Ore
if (GetRandomNumber(0, 1500) < 50)
{
chunk.SetBlock(x, y, z, 16);
}
//Iron Ore
if (GetRandomNumber(0, 2500) < 30)
{
chunk.SetBlock(x, y, z, 15);
}
//Gold Ore
if (GetRandomNumber(0, 2500) < 20)
{
chunk.SetBlock(x, y, z, 14);
}
}
if (y < waterLevel) //FlowingWater :)
{
if (chunk.GetBlock(x, y, z) == 2 || chunk.GetBlock(x, y, z) == 3) //Grass or Dirt?
{
if (GetRandomNumber(1, 40) == 5 && y < waterLevel - 4)
chunk.SetBlock(x, y, z, 82); //Clay
else
chunk.SetBlock(x, y, z, 12); //Sand
}
if (y < waterLevel - 3)
chunk.SetBlock(x, y + 1, z, 8); //FlowingWater
}
if (y <= dirtHeight && y >= stoneHeight)
{
chunk.SetBlock(x, y, z, 3); //Dirt
chunk.SetBlock(x, y + 1, z, 2); //Grass Block
if (y > waterLevel)
{
//Grass
if (GetRandomNumber(0, 5) == 2)
{
chunk.SetBlock(x, y + 2, z, 31);
chunk.SetMetadata(x, y + 2, z, 1);
}
//flower
if (GetRandomNumber(0, 65) == 8)
{
int meta = GetRandomNumber(0, 8);
chunk.SetBlock(x, y + 2, z, 38);
chunk.SetMetadata(x, y + 2, z, (byte) meta);
}
for (int pos = 0; pos < trees; pos++)
{
if (treeBasePositions[pos, 0] < 14 && treeBasePositions[pos, 0] > 4 && treeBasePositions[pos, 1] < 14 &&
treeBasePositions[pos, 1] > 4)
{
if (y < waterLevel + 2)
break;
if (chunk.GetBlock(treeBasePositions[pos, 0], y + 1, treeBasePositions[pos, 1]) == 2)
{
if (y == dirtHeight)
GenerateTree(chunk, treeBasePositions[pos, 0], y + 1, treeBasePositions[pos, 1]);
}
}
}
}
}
if (y == 0)
{
chunk.SetBlock(x, y, z, 7);
}
}
}
}
}
protected void GenerateTopper(ChunkColumn chunk, Vector3 location, byte type = 0x0)
{
var sectionRadius = 1;
GenerateCircle(chunk, location, sectionRadius, new Block(18) {Metadata = 1});
var top = location + new Vector3(0, 1, 0);
var x = (int) location.X;
var y = (int) location.Y + 1;
var z = (int) location.Z;
chunk.SetBlock(x, y, z, new Block(18) {Metadata = 1});
if (type == 0x1 && y < 256)
GenerateVanillaCircle(chunk, new Vector3(x, y, z), sectionRadius, new Block(18) {Metadata = 1});
}
protected void GenerateVanillaCircle(ChunkColumn chunk, Vector3 location, int radius, Block block, double corner = 0)
{
for (var I = -radius; I <= radius; I = (I + 1))
{
for (var j = -radius; j <= radius; j = (j + 1))
{
var max = (int) Math.Sqrt((I*I) + (j*j));
if (max <= radius)
{
if (I.Equals(-radius) && j.Equals(-radius) || I.Equals(-radius) && j.Equals(radius) ||
I.Equals(radius) && j.Equals(-radius) || I.Equals(radius) && j.Equals(radius))
{
if (corner + radius*0.2 < 0.4 || corner + radius*0.2 > 0.7 || corner.Equals(0))
continue;
}
var x = location.X + I;
var z = location.Z + j;
if (chunk.GetBlock((int) x, (int) location.Y, (int) z).Equals(0))
{
chunk.SetBlock((int) x, (int) location.Y, (int) z, block);
}
}
}
}
}
