private void GenerateBlocks()
{
this.biome = Biome.GetBiome(this.Pos);
this.blocks = new Block[ChunkSize, ChunkSize, ChunkSize];
System.Random random = new System.Random();
int cutoffMargin;
for (int x = 0; x < ChunkSize; x++)
{
for (int y = 0; y < ChunkSize; y++)
{
for (int z = 0; z < ChunkSize; z++)
{
Int3 pos = new Int3(x, y, z);
pos.ChunkInternalCoordsToWorldCoords(this.Pos);
float perlin = this.GetNoise(pos);
float perlinCave = this.GetNoiseCave(pos);
// Above Ground Generation
// Air Layer
if (perlin > this.biome.AirAndLandIntersectionCutoff)
{
this.blocks[x, y, z] = Block.Air;
}
// Top layer
else if (perlin < this.biome.AirAndLandIntersectionCutoff && perlin > this.biome.LandTopLayerCutoff)
{
cutoffMargin = random.Next(-4, 4);
if (cutoffMargin + pos.y > 110)
{
this.blocks[x, y, z] = Block.Snow;
}
else if (cutoffMargin + pos.y < 110 && cutoffMargin + pos.y > 100)
{
this.blocks[x, y, z] = Block.Stone;
}
else if (cutoffMargin + pos.y < 100 && cutoffMargin + pos.y > 90)
{
this.blocks[x, y, z] = Block.Dirt;
}
else if (cutoffMargin + pos.y < 90 && cutoffMargin + pos.y > 62)
{
this.blocks[x, y, z] = Block.Grass;
}
else if (cutoffMargin + pos.y < 62 && cutoffMargin + pos.y > 30)
{
this.blocks[x, y, z] = Block.Sand;
}
else
{
this.blocks[x, y, z] = Block.Stone;
}
}
// Secondary Layer
else if (perlin < this.biome.LandTopLayerCutoff && perlin > this.biome.Land2NDLayerCutoff)
{
cutoffMargin = random.Next(-4, 4);
if (cutoffMargin + pos.y > 100)
{
this.blocks[x, y, z] = Block.Stone;
}
else if (cutoffMargin + pos.y < 100 && cutoffMargin + pos.y > 62)
{
this.blocks[x, y, z] = Block.Dirt;
}
else if (cutoffMargin + pos.y < 62 && cutoffMargin + pos.y > 30)
{
this.blocks[x, y, z] = Block.Dirt;
}
else
{
this.blocks[x, y, z] = Block.Stone;
}
}
// Inner Layer
else
{
this.blocks[x, y, z] = Block.Stone;
}
// Cave Generation
if (perlinCave > this.biome.CaveCutoff)
{
this.blocks[x, y, z] = Block.Air;
}
}
}
}
this.hasGenerated = true;
}
// Create Mesh for Cube, given Chunk Internal Coords as int(x,y,z), Block 3D Array blocks, Block block, UVMaps as Vector2 Arrays, and Chunk Coords as int(PosX, PosY, PosZ)
// Draw Grass Block
public static MeshData DrawCube(int _x, int _y, int _z, Block[,,] _blocks, Block _block, Block.BlockFaceStyle _style, Vector2[] _uvMap0, Vector2[] _uvMap1, Vector2[] _uvMap2, Vector2[] _uvMap3, Vector2[] _uvMap4, Vector2[] _uvMap5, Int3 _chunkPos)
{
MeshData data = new MeshData();
Int3 pos = new Int3(_x, _y, _z);
pos.ChunkInternalCoordsToWorldCoords(_chunkPos);
// Bottom Face
bool bottomVis = CheckVis(_x, _y, _z, pos, _blocks, Side.Bottom);
bool topVis = CheckVis(_x, _y, _z, pos, _blocks, Side.Top);
bool frontVis = CheckVis(_x, _y, _z, pos, _blocks, Side.Front);
bool backVis = CheckVis(_x, _y, _z, pos, _blocks, Side.Back);
bool leftVis = CheckVis(_x, _y, _z, pos, _blocks, Side.Left);
bool rightVis = CheckVis(_x, _y, _z, pos, _blocks, Side.Right);
if (bottomVis)
{
if (_style == Block.BlockFaceStyle.GrassStyle)
{
data.Merge(new MeshData(
bottomFaceVerts,
bottomFaceDrawOrder,
new Vector2[]
{
_uvMap3[0],
_uvMap3[1],
_uvMap3[2],
_uvMap3[3]
}));
}
else if (_style == Block.BlockFaceStyle.LogStyle)
{
data.Merge(new MeshData(
bottomFaceVerts,
bottomFaceDrawOrder,
new Vector2[]
{
_uvMap0[0],
_uvMap0[1],
_uvMap0[2],
_uvMap0[3]
}));
}
else if (_style == Block.BlockFaceStyle.UniversalStyle)
{
data.Merge(new MeshData(
bottomFaceVerts,
bottomFaceDrawOrder,
new Vector2[]
{
_uvMap0[0],
_uvMap0[1],
_uvMap0[2],
_uvMap0[3]
}));
}
}
// Top Face
if (topVis)
{
if (_style == Block.BlockFaceStyle.GrassStyle)
{
data.Merge(new MeshData(
topFaceVerts,
topFaceDrawOrder,
new Vector2[]
{
_uvMap0[0],
_uvMap0[1],
_uvMap0[2],
_uvMap0[3]
}));
}
else if (_style == Block.BlockFaceStyle.LogStyle)
{
data.Merge(new MeshData(
topFaceVerts,
topFaceDrawOrder,
new Vector2[]
{
_uvMap0[0],
_uvMap0[1],
_uvMap0[2],
_uvMap0[3]
}));
}
else if (_style == Block.BlockFaceStyle.UniversalStyle)
{
data.Merge(new MeshData(
topFaceVerts,
topFaceDrawOrder,
new Vector2[]
{
_uvMap0[0],
_uvMap0[1],
_uvMap0[2],
_uvMap0[3]
}));
}
}
// Front Face
if (frontVis)
{
if (_style == Block.BlockFaceStyle.GrassStyle)
{
if (topVis)
{
data.Merge(new MeshData(
frontFaceVerts,
frontFaceDrawOrder,
new Vector2[]
{
_uvMap1[2],
_uvMap1[0],
_uvMap1[3],
_uvMap1[1]
}));
}
else
{
data.Merge(new MeshData(
frontFaceVerts,
frontFaceDrawOrder,
new Vector2[]
{
_uvMap3[2],
_uvMap3[0],
_uvMap3[3],
_uvMap3[1]
}));
}
}
else if (_style == Block.BlockFaceStyle.LogStyle)
{
data.Merge(new MeshData(
frontFaceVerts,
frontFaceDrawOrder,
new Vector2[]
{
_uvMap1[2],
_uvMap1[0],
_uvMap1[3],
_uvMap1[1]
}));
}
else if (_style == Block.BlockFaceStyle.UniversalStyle)
{
data.Merge(new MeshData(
frontFaceVerts,
frontFaceDrawOrder,
new Vector2[]
{
_uvMap0[2],
_uvMap0[0],
_uvMap0[3],
_uvMap0[1]
}));
}
}
// Back Face
if (backVis)
{
if (_style == Block.BlockFaceStyle.GrassStyle)
{
if (topVis)
{
data.Merge(new MeshData(
backFaceVerts,
backFaceDrawOrder,
new Vector2[]
{
_uvMap1[2],
_uvMap1[0],
_uvMap1[3],
_uvMap1[1]
}));
}
else
{
data.Merge(new MeshData(
backFaceVerts,
backFaceDrawOrder,
new Vector2[]
{
_uvMap3[2],
_uvMap3[0],
_uvMap3[3],
_uvMap3[1]
}));
}
}
else if (_style == Block.BlockFaceStyle.LogStyle)
{
data.Merge(new MeshData(
backFaceVerts,
backFaceDrawOrder,
new Vector2[]
{
_uvMap1[2],
_uvMap1[0],
_uvMap1[3],
_uvMap1[1]
}));
}
else if (_style == Block.BlockFaceStyle.UniversalStyle)
{
data.Merge(new MeshData(
backFaceVerts,
backFaceDrawOrder,
new Vector2[]
{
_uvMap0[2],
_uvMap0[0],
_uvMap0[3],
_uvMap0[1]
}));
}
}
// Left Face
if (leftVis)
{
if (_style == Block.BlockFaceStyle.GrassStyle)
{
if (topVis)
{
data.Merge(new MeshData(
leftFaceVerts,
leftFaceDrawOrder,
new Vector2[]
{
_uvMap1[2],
_uvMap1[0],
_uvMap1[3],
_uvMap1[1]
}));
}
else
{
data.Merge(new MeshData(
leftFaceVerts,
leftFaceDrawOrder,
new Vector2[]
{
_uvMap3[2],
_uvMap3[0],
_uvMap3[3],
_uvMap3[1]
}));
}
}
else if (_style == Block.BlockFaceStyle.LogStyle)
{
data.Merge(new MeshData(
leftFaceVerts,
leftFaceDrawOrder,
new Vector2[]
{
_uvMap1[2],
_uvMap1[0],
_uvMap1[3],
_uvMap1[1]
}));
}
else if (_style == Block.BlockFaceStyle.UniversalStyle)
{
data.Merge(new MeshData(
leftFaceVerts,
leftFaceDrawOrder,
new Vector2[]
{
_uvMap0[2],
_uvMap0[0],
_uvMap0[3],
_uvMap0[1]
}));
}
}
// Right Face
if (rightVis)
{
if (_style == Block.BlockFaceStyle.GrassStyle)
{
if (topVis)
{
data.Merge(new MeshData(
rightFaceVerts,
rightFaceDrawOrder,
new Vector2[]
{
_uvMap1[2],
_uvMap1[0],
_uvMap1[3],
_uvMap1[1]
}));
}
else
{
data.Merge(new MeshData(
rightFaceVerts,
rightFaceDrawOrder,
new Vector2[]
{
_uvMap3[2],
_uvMap3[0],
_uvMap3[3],
_uvMap3[1]
}));
}
}
else if (_style == Block.BlockFaceStyle.LogStyle)
{
data.Merge(new MeshData(
rightFaceVerts,
rightFaceDrawOrder,
new Vector2[]
{
_uvMap1[2],
_uvMap1[0],
_uvMap1[3],
_uvMap1[1]
}));
}
else if (_style == Block.BlockFaceStyle.UniversalStyle)
{
data.Merge(new MeshData(
rightFaceVerts,
rightFaceDrawOrder,
new Vector2[]
{
_uvMap0[2],
_uvMap0[0],
_uvMap0[3],
_uvMap0[1]
}));
}
}
data.AddPos(new Vector3(_x - 0.5f, _y - 0.5f, _z - 0.5f));
return(data);
}
