void TryAddFace(MeshBuilder activeBuilder, Vector3Int pos, int dir, ChunkSection c)
{
if (ShouldMakeFace(pos, dir, c))
{
activeBuilder.AddQuad(BlockMesh.Vertices, pos, dir, UVs);
}
}
public override void Generate(MeshBuilder activeBuilder, Vector3Int pos, ChunkSection c)
{
Vector3Int top = pos - BlockMesh.Offset[BlockMesh.Up];
BlockType topBlock = (c != null) ? c.GetBlock(top.x, top.y, top.z) : BlockType.Air;
Vector3[][] vertices;
if (topBlock != Type)
{
vertices = FluidMesh.Vertices;
}
else
{
vertices = BlockMesh.Vertices;
}
TryAddFace(activeBuilder, pos, BlockMesh.East, c, vertices);
TryAddFace(activeBuilder, pos, BlockMesh.West, c, vertices);
TryAddFace(activeBuilder, pos, BlockMesh.South, c, vertices);
TryAddFace(activeBuilder, pos, BlockMesh.North, c, vertices);
TryAddFace(activeBuilder, pos, BlockMesh.Down, c, vertices);
TryAddFace(activeBuilder, pos, BlockMesh.Up, c, vertices);
}
public override void Generate(MeshBuilder activeBuilder, Vector3Int pos, ChunkSection c)
{
var verts = (Vector3[])mesh.vertices.Clone();
for (int i = 0; i < verts.Length; i++)
{
verts[i] += pos;
}
activeBuilder.AddData(verts, mesh.normals, mesh.uv, mesh.triangles, mesh.triangles.Max() + 1);
}
public override void Generate(MeshBuilder activeBuilder, Vector3Int pos, ChunkSection c)
{
TryAddFace(activeBuilder, pos, BlockMesh.Down, c);
TryAddFace(activeBuilder, pos, BlockMesh.Up, c);
TryAddFace(activeBuilder, pos, BlockMesh.East, c);
TryAddFace(activeBuilder, pos, BlockMesh.West, c);
TryAddFace(activeBuilder, pos, BlockMesh.South, c);
TryAddFace(activeBuilder, pos, BlockMesh.North, c);
}
public ChunkSection Copy()
{
ChunkSection other = (ChunkSection)MemberwiseClone();
other.Meshed = Meshed;
other.Pos = new Vector3Int(Pos.x, Pos.y, Pos.z);
other.blocks = (BlockType[])blocks.Clone();
other.layers = (Layer[])layers.Clone();
other.parent = parent;
return(other);
}
public Chunk(Vector2Int pos)
{
Pos = pos;
HeightMap = new HeightMap(pos);
sections = new ChunkSection[Settings.ChunkSectionsPerChunk];
for (int i = 0; i < sections.Length; i++)
{
sections[i] = new ChunkSection(new Vector3Int(Pos.x, i, Pos.y), this);
}
}
public void UpdateSection(ChunkSection section)
{
if (chunkRenderer.ContainsKey(section.Pos))
{
if (section.Meshed)
{
LoadedData data = new ChunkMeshBuilder(section).BuildChunk();
chunkRenderer[section.Pos].CommitMesh(data);
}
}
}
public static ChunkSection Decode(Chunk parent, Vector3Int pos, byte[] blockData, bool encoded)
{
ChunkSection c = new ChunkSection(pos, parent);
try
{
if (!encoded)
{
for (int i = 0; i < Settings.ChunkSectionVolume; i++)
{
c.blocks[i] = (BlockType)blockData[i];
}
}
else
{
int index = 0;
int blockIndex = 0;
while (blockIndex < Settings.ChunkSectionVolume)
{
BlockType type = (BlockType)blockData[index++];
byte count = blockData[index++];
for (int i = 0; i < count; i++)
{
c.blocks[blockIndex++] = type;
}
}
}
}
catch (IndexOutOfRangeException e)
{
Debug.Log("Error on Chunk Parse, Did not recieve all Data, Exception: " + e.Message);
// TODO if ! assert, discard, request it again
return(null);
}
for (int y = 0; y < Settings.ChunkSectionSize.y; y++)
{
for (int z = 0; z < Settings.ChunkSectionSize.z; z++)
{
for (int x = 0; x < Settings.ChunkSectionSize.x; x++)
{
c.layers[y].Set(c.blocks[Util.ToLin(x, y, z)]);
}
}
}
return(c);
}
void Process(ChunkSection section)
{
Vector3Int pos = section.Pos;
sectionsToMesh.Add(section);
TryToLoad(new Vector3Int(pos.x - 1, pos.y, pos.z));
TryToLoad(new Vector3Int(pos.x + 1, pos.y, pos.z));
TryToLoad(new Vector3Int(pos.x, pos.y - 1, pos.z));
TryToLoad(new Vector3Int(pos.x, pos.y + 1, pos.z));
TryToLoad(new Vector3Int(pos.x, pos.y, pos.z - 1));
TryToLoad(new Vector3Int(pos.x, pos.y, pos.z + 1));
TryToLoad(pos);
}
void TryAddFace(MeshBuilder activeBuilder, Vector3 pos, int dir, ChunkSection c, Vector3[][] vertices)
{
if (c == null)
{
activeBuilder.AddQuad(vertices, pos, dir, UVs);
return;
}
Vector3Int adj = (pos - BlockMesh.Offset[dir]).ToIntVec();
BlockType adjBlock = c.GetBlock(adj.x, adj.y, adj.z);
if (Type != adjBlock && !BlockDictionary.Get(adjBlock).Opaque)
{
activeBuilder.AddQuad(vertices, pos, dir, UVs);
}
}
bool ShouldMakeFace(Vector3Int pos, int dir, ChunkSection c)
{
Vector3Int adj = pos - BlockMesh.Offset[dir];
BlockType adjBlock = BlockType.Air;
if (c != null)
{
adjBlock = c.GetBlock(adj.x, adj.y, adj.z);
}
if (Order == MeshOrder.Fluid && Type == adjBlock)
{
return(false);
}
if (!BlockDictionary.Get(adjBlock).Opaque)
{
return(true);
}
return(false);
}
