public void initFields()
{
instance = this;
voxelEngine = new VoxelManager();
entityEngine = new EntityManager();
Cursor.visible = false;
EngineInstance = this;
ChunkManagerInstance = GetComponent <ChunkManager>();
WorldName = lWorldName;
UpdateWorldPath();
BlocksPath = lBlocksPath;
Blocks = lBlocks;
TargetFPS = lTargetFPS;
MaxChunkSaves = lMaxChunkSaves;
MaxChunkDataRequests = lMaxChunkDataRequests;
TextureUnit = lTextureUnit;
TexturePadding = lTexturePadding;
GenerateColliders = lGenerateColliders;
ShowBorderFaces = lShowBorderFaces;
EnableMultiplayer = lEnableMultiplayer;
MultiplayerTrackPosition = lMultiplayerTrackPosition;
SaveVoxelData = lSaveVoxelData;
GenerateMeshes = lGenerateMeshes;
ChunkSpawnDistance = lChunkSpawnDistance;
HeightRange = lHeightRange;
ChunkDespawnDistance = lChunkDespawnDistance;
SendCameraLookEvents = lSendCameraLookEvents;
SendCursorEvents = lSendCursorEvents;
ChunkSideLength = lChunkSideLength;
SquaredSideLength = lChunkSideLength * lChunkSideLength;
}
public void Update()
{
// don't load chunks if engine isn't initialized yet
if (!MasterEngine.getInstance().Initialized || !ChunkManager.Initialized)
{
return;
}
// don't load chunks if multiplayer is enabled but the connection isn't established yet
if (MasterEngine.getInstance().EnableMultiplayer)
{
if (!Network.isClient && !Network.isServer)
{
return;
}
}
// track which chunk we're currently in. If it's different from previous frame, spawn chunks at current position.
currentPos = MasterEngine.getInstance().PositionToChunkIndex(transform.position);
if (currentPos.IsEqual(LastPos) == false)
{
ChunkManager.SpawnChunks(currentPos.x, currentPos.y, currentPos.z);
// (Multiplayer) update server position
if (MasterEngine.getInstance().EnableMultiplayer&& MasterEngine.getInstance().MultiplayerTrackPosition&& MasterEngine.getInstance().UniblocksNetwork != null)
{
UniblocksClient.UpdatePlayerPosition(currentPos);
}
}
LastPos = currentPos;
}
// ==== maintenance ===========================================================================================
public void Awake() // chunk initialization (load/generate data, set position, etc.)
// Set variables
{
ChunkIndex = new Index(transform.position);
SideLength = MasterEngine.getInstance().ChunkSideLength;
SquaredSideLength = SideLength * SideLength;
NeighborChunks = new Chunk [6]; // 0 = up, 1 = down, 2 = right, 3 = left, 4 = forward, 5 = back
MeshCreator = GetComponent <ChunkMeshCreator>();
Fresh = true;
// Register chunk
ChunkManager.RegisterChunk(this);
// Clear the voxel data
VoxelData = new ushort[SideLength * SideLength * SideLength];
// Set actual position
transform.position = ChunkIndex.ToVector3() * SideLength;
// multiply by scale
transform.position = new Vector3(transform.position.x * transform.localScale.x, transform.position.y * transform.localScale.y, transform.position.z * transform.localScale.z);
// Grab voxel data
if (MasterEngine.getInstance().EnableMultiplayer&& !Network.isServer)
{
StartCoroutine(RequestVoxelData()); // if multiplayer, get data from server
}
else if (MasterEngine.getInstance().SaveVoxelData&& TryLoadVoxelData() == true)
{
// data is loaded through TryLoadVoxelData()
}
else
{
GenerateVoxelData();
}
}
private IEnumerator SpawnMissingChunks(int originX, int originY, int originZ, int range)
{
int heightRange = MasterEngine.getInstance().HeightRange;
ChunkUpdateQueue = new List <Chunk>(); // clear update queue - it will be repopulated again in the correct order in the following loop
// flag chunks not in range for removal
ChunksToDestroy = new List <Chunk>();
foreach (Chunk chunk in Chunks.Values)
{
if (Vector2.Distance(new Vector2(chunk.ChunkIndex.x, chunk.ChunkIndex.z), new Vector2(originX, originZ)) > range + MasterEngine.getInstance().ChunkDespawnDistance)
{
ChunksToDestroy.Add(chunk);
}
else if (Mathf.Abs(chunk.ChunkIndex.y - originY) > range + MasterEngine.getInstance().ChunkDespawnDistance) // destroy chunks outside of vertical range
{
ChunksToDestroy.Add(chunk);
}
}
// main loop
for (int currentLoop = 0; currentLoop <= range; currentLoop++)
{
for (var x = originX - currentLoop; x <= originX + currentLoop; x++) // iterate through all potential chunk indexes within range
{
for (var y = originY - currentLoop; y <= originY + currentLoop; y++)
{
for (var z = originZ - currentLoop; z <= originZ + currentLoop; z++)
{
if (Mathf.Abs(y) <= heightRange) // skip chunks outside of height range
{
if (Mathf.Abs(originX - x) + Mathf.Abs(originZ - z) < range * 1.3f) // skip corners
// pause loop while the queue is not empty
{
while (ChunkUpdateQueue.Count > 0)
{
ProcessChunkQueue();
if (frameStopwatch.Elapsed.TotalSeconds >= targetFrameDuration)
{
yield return(new WaitForEndOfFrame());
}
}
Chunk currentChunk = ChunkManager.GetChunkComponent(x, y, z);
// chunks that already exist but haven't had their mesh built yet should be added to the update queue
if (currentChunk != null)
{
// chunks without meshes spawned by server should be changed to regular chunks
if (currentChunk.DisableMesh || currentChunk.EnableTimeout)
{
currentChunk.DisableMesh = false;
currentChunk.EnableTimeout = false;
currentChunk.Fresh = true;
}
if (currentChunk.Fresh)
{
// spawn neighbor chunks
for (int d = 0; d < 6; d++)
{
Index neighborIndex = currentChunk.ChunkIndex.GetAdjacentIndex((Direction)d);
GameObject neighborChunk = GetChunk(neighborIndex);
if (neighborChunk == null)
{
neighborChunk = Instantiate(ChunkObject, neighborIndex.ToVector3(), transform.rotation) as GameObject;
}
currentChunk.NeighborChunks[d] = neighborChunk.GetComponent <Chunk>(); // always add the neighbor to NeighborChunks, in case it's not there already
// continue loop in next frame if the current frame time is exceeded
if (frameStopwatch.Elapsed.TotalSeconds >= targetFrameDuration)
{
yield return(new WaitForEndOfFrame());
}
if (StopSpawning)
{
EndSequence();
yield break;
}
}
if (currentChunk != null)
{
currentChunk.AddToQueueWhenReady();
}
}
}
else // if chunk doesn't exist, create new chunk (it adds itself to the update queue when its data is ready)
// spawn chunk
{
GameObject newChunk = Instantiate(ChunkObject, new Vector3(x, y, z), transform.rotation) as GameObject; // Spawn a new chunk.
currentChunk = newChunk.GetComponent <Chunk>();
// spawn neighbor chunks if they're not spawned yet
for (int d = 0; d < 6; d++)
{
Index neighborIndex = currentChunk.ChunkIndex.GetAdjacentIndex((Direction)d);
GameObject neighborChunk = GetChunk(neighborIndex);
if (neighborChunk == null)
{
neighborChunk = Instantiate(ChunkObject, neighborIndex.ToVector3(), transform.rotation) as GameObject;
}
currentChunk.NeighborChunks[d] = neighborChunk.GetComponent <Chunk>(); // always add the neighbor to NeighborChunks, in case it's not there already
// continue loop in next frame if the current frame time is exceeded
if (frameStopwatch.Elapsed.TotalSeconds >= targetFrameDuration)
{
yield return(new WaitForEndOfFrame());
}
if (StopSpawning)
{
EndSequence();
yield break;
}
}
if (currentChunk != null)
{
currentChunk.AddToQueueWhenReady();
}
}
}
}
// continue loop in next frame if the current frame time is exceeded
if (frameStopwatch.Elapsed.TotalSeconds >= targetFrameDuration)
{
yield return(new WaitForEndOfFrame());
}
if (StopSpawning)
{
EndSequence();
yield break;
}
}
}
}
}
yield return(new WaitForEndOfFrame());
EndSequence();
}
private void OnDestroy()
{
ChunkManager.UnregisterChunk(this);
}
