/// <summary>
/// Adds this loaded chunk to the generation que
/// </summary>
/// <param name="chunk"></param>
public void AddToGenerationQue(LoadedChunk2 chunk)
{
Debug.Log("Added to gen que");
float priority = chunk.LOD;
//If we already contain this chunk, then we don't need to add again
//Stay thread safe - add object
lock (ChunkToLoadLock)
{
if (ChunksToLoad2.Contains(chunk))
{
return;
}
ChunksToLoad2.Enqueue(chunk, priority);
}
if (MainThread == null || !MainThread.IsAlive)
{
//We start/restart the internal load loop
MainThread = new Thread(() => InternalThreadLoop());
Debug.Log("[ChunkLoader] Chunk Loader thread starting", Debug.CHUNK_LOADING);
MainThread.Start();
}
}
/// <summary>
/// Takes a 'preloadedchunk' and forms a loaded chunk
/// This must be called from the main thread.
/// </summary>
/// <param name="pChunk"></param>
/// <returns></returns>
private LoadedChunk2 CreateChunk(PreLoadedChunk pChunk, ChunkData cd)
{
GameObject cObj = Instantiate(ChunkPrefab);
cObj.transform.parent = ChunkHolder.transform;
cObj.transform.position = pChunk.Position.AsVector3() * World.ChunkSize;
cObj.name = "chunk_" + pChunk.Position;
LoadedChunk2 loaded = cObj.GetComponent <LoadedChunk2>();
MeshFilter mf = loaded.GetComponent <MeshFilter>();
//Create the terrain mesh
mf.mesh = PreLoadedChunk.CreateMesh(pChunk.TerrainMesh);
mf.mesh.RecalculateNormals();
MeshCollider mc = loaded.GetComponent <MeshCollider>();
mc.sharedMesh = mf.mesh;
//Iterate all voxels
foreach (Voxel v in MiscUtils.GetValues <Voxel>())
{
if (v == Voxel.none)
{
continue;
}
if (pChunk.VoxelMesh.TryGetValue(v, out PreMesh pmesh))
{
GameObject voxelObj = Instantiate(ChunkVoxelPrefab);
MeshFilter voxelMf = voxelObj.GetComponent <MeshFilter>();
voxelMf.mesh = PreLoadedChunk.CreateMesh(pmesh);
Material voxMat = ResourceManager.GetVoxelMaterial(v);
//Debug.Log(voxMat + " vox mat");
voxelObj.GetComponent <MeshRenderer>().material = voxMat;
MeshCollider voxelMc = voxelObj.GetComponent <MeshCollider>();
voxelMc.sharedMesh = voxelMf.mesh;
voxelObj.transform.parent = cObj.transform;
voxelObj.transform.localPosition = Vector3.zero;
voxelMf.mesh.RecalculateNormals();
}
}
if (cd.WorldObjects != null)
{
foreach (WorldObjectData objDat in cd.WorldObjects)
{
WorldObject obj = WorldObject.CreateWorldObject(objDat, cObj.transform, 0.7f);
//if(objDat.AutoHeight)
// obj.AdjustHeight();
//obj.transform.position = objDat.Position;
//obj.transform.localPosition = objDat.Position.Mod(World.ChunkSize);
}
}
loaded.SetChunk(pChunk.ChunkData);
return(loaded);
}
public override bool Equals(object other)
{
if (other == null || (other as LoadedChunk2) == null)
{
return(false);
}
LoadedChunk2 lc = other as LoadedChunk2;
return(lc.Position == Position);
}
private LoadedChunk2 CreateChunk(PreLoadedChunk pChunk)
{
GameObject cObj = Instantiate(ChunkPrefab);
cObj.transform.parent = transform;
cObj.name = "chunk_" + pChunk.Position;
LoadedChunk2 loaded = cObj.GetComponent<LoadedChunk2>();
MeshFilter mf = loaded.GetComponent<MeshFilter>();
//Create the terrain mesh
mf.mesh = PreLoadedChunk.CreateMesh(pChunk.TerrainMesh);
mf.mesh.RecalculateNormals();
MeshCollider mc = loaded.GetComponent<MeshCollider>();
mc.sharedMesh = mf.mesh;
//Iterate all voxels
foreach (Voxel v in MiscUtils.GetValues<Voxel>())
{
if (v == Voxel.none)
continue;
if (pChunk.VoxelMesh.TryGetValue(v, out PreMesh pmesh))
{
GameObject voxelObj = Instantiate(ChunkVoxelPrefab);
MeshFilter voxelMf = voxelObj.GetComponent<MeshFilter>();
MeshRenderer voxelMr = voxelObj.GetComponent<MeshRenderer>();
voxelMr.material = ResourceManager.GetVoxelMaterial(v);
voxelMf.mesh = PreLoadedChunk.CreateMesh(pmesh);
MeshCollider voxelMc = voxelObj.GetComponent<MeshCollider>();
voxelMc.sharedMesh = voxelMf.mesh;
voxelObj.transform.parent = cObj.transform;
voxelObj.transform.localPosition = Vector3.up * (pChunk.ChunkData.BaseHeight + 0.7f);
voxelMf.mesh.RecalculateNormals();
}
}
cObj.transform.position = pChunk.Position.AsVector3() * World.ChunkSize;
loaded.SetChunk(pChunk.ChunkData);
if (pChunk.ChunkData.WorldObjects != null)
{
foreach (WorldObjectData objData in pChunk.ChunkData.WorldObjects)
{
Vec2i localPos = Vec2i.FromVector3(objData.Position.Mod(World.ChunkSize));
float off = loaded.Chunk.GetHeight(localPos);
WorldObject obj = WorldObject.CreateWorldObject(objData, loaded.transform, off + 0.7f);
obj.AdjustHeight();
}
}
return loaded;
}
/// <summary>
/// Adds the loaded chunk to the chunk buffer.
/// This should be used when a chunk position is no longer required
/// </summary>
/// <param name="chunk"></param>
public void AddToChunkBuffer(LoadedChunk2 chunk)
{
chunk.gameObject.name = "Unloaded";
if (chunk.HasLoadedWorldObjects || chunk.HasGeneratedVoxels)
{
foreach (Transform t in chunk.transform)
{
Destroy(t.gameObject);
}
}
ChunkBuffer.Add(chunk);
}
public void UnloadChunk(Vec2i chunk)
{
if (LoadedChunks.ContainsKey(chunk))
{
LoadedChunk2 loaded = LoadedChunks[chunk];
lock (LoadedChunksLock)
{
LoadedChunks.Remove(chunk);
}
//We set inactive, and add it the chunk Loaders ChunkBuffer
loaded.gameObject.SetActive(false);
ChunkLoader.AddToChunkBuffer(loaded);
//GameManager.EntityManager.UnloadChunk(chunk);
//Destroy(loaded.gameObject);
}
}
private void LoadSingleObject(int count = 0)
{
if (count > 10)
{
return;
}
WorldObjectData objData = null;
lock (ObjectsToLoadLock) {
objData = ObjectsToLoad[0];
ObjectsToLoad.RemoveAt(0);
}
//Find the chunk for the first object to generate
Vec2i chunk = World.GetChunkPosition(objData.Position);
LoadedChunk2 lc2 = ChunkRegionManager.GetLoadedChunk(chunk);
if (lc2 == null)
{
//Debug.Log(chunk);
Debug.Log("[ChunkLoader] Chunk ( " + chunk + " ) for object ( " + objData + " ) is not loaded, attempting another object");
//if the chunk is null, we throw this object to the end of the que and try again.
lock (ObjectsToLoadLock)
{
ObjectsToLoad.Add(objData);
}
LoadSingleObject(count + 1);
return;
}
Vec2i localPos = Vec2i.FromVector3(objData.Position.Mod(World.ChunkSize));
float off = lc2.Chunk.GetHeight(localPos);
WorldObject obj = WorldObject.CreateWorldObject(objData, lc2.transform, off + 0.7f);
//Debug.Log("Created object " + obj);
//obj.AdjustHeight();
}
/// <summary>
/// Loads all chunks within a square of size 2*radius centred on the player
/// </summary>
/// <param name="middle"></param>
/// <param name="radius"></param>
public void LoadChunks(Vec2i middle, int radius, bool forceLoad)
{
Debug.BeginDeepProfile("load_chunks");
//We define a list of chunks to unload
List <Vec2i> toUnload = new List <Vec2i>();
HashSet <int> currentlyLoadedH = new HashSet <int>();
lock (LoadedChunksLock)
{
//A list containing all the chunks currently loaded
foreach (KeyValuePair <Vec2i, LoadedChunk2> kvp in LoadedChunks)
{
int distSqr = middle.QuickDistance(kvp.Key);
if (distSqr > radius * radius)
{
toUnload.Add(kvp.Key);
}
currentlyLoadedH.Add(kvp.Key.GetHashCode());
}
}
lock (ToGetLoadedChunksLOCK)
{
foreach (KeyValuePair <ChunkData, int> kvp in ToGetLoadedChunks)
{
currentlyLoadedH.Add(kvp.Key.Position.GetHashCode());
}
}
foreach (Vec2i v in ChunkLoader.GetCurrentlyLoadingChunks())
{
currentlyLoadedH.Add(v.GetHashCode());
}
//We iterate each chunk too far from the player, and unload it
foreach (Vec2i v in toUnload)
{
UnloadChunkSafe(v);
//UnloadChunk(v);
}
LoadedChunksCentre = middle;
Debug.EndDeepProfile("load_chunks");
Debug.BeginDeepProfile("load_chunks1");
//We now iterate the position of each chunk we require
for (int x = -radius; x <= radius; x++)
{
for (int z = -radius; z <= radius; z++)
{
//Check if the requested position is inside world bounds
if (x + middle.x < 0 || x + middle.x >= World.WorldSize - 1 || z + middle.z < 0 || z + middle.z >= World.WorldSize - 1)
{
continue;
}
Vec2i pos = new Vec2i(x + middle.x, z + middle.z);
int distSqr = middle.QuickDistance(pos);
if (distSqr > radius * radius)
{
continue;
}
int lod = CalculateLOD(distSqr);
int posHash = pos.GetHashCode();
//if our currently loaded does not contain the position, we must generate it
if (!currentlyLoadedH.Contains(posHash))
{
//Attempt to get the chunk data
ChunkData cd = GetChunk(pos);
if (cd == null)
{
// Debug.Log("Chunk at " + pos + " was null");
continue;
}
lock (ToGetLoadedChunksLOCK)
{
ToGetLoadedChunks.Add(cd, lod);
}
//Load the entities for this chunk
//TODO - check this doesn't cause issues with entities loading before chunks?
//ChunkLoader.LoadChunk(cd);
}
else if (toUnload.Contains(pos))
{
//We check if 'toUnload' contains this position (this should always happen if the chunk
//isn't already loaded.
//We then remove it from this list, as this list will define which chunks need to be unloaded.
toUnload.Remove(pos);
}
else
{
//If the chunk is loaded, we get it and set its LOD - this ensures it will update if required
LoadedChunk2 lc = GetLoadedChunk(pos);
lc.SetLOD(lod);
}
}
}
Debug.BeginDeepProfile("load_chunks1");
}
/// <summary>
/// Takes a 'preloadedchunk' and forms a loaded chunk
/// This must be called from the main thread.
/// </summary>
/// <param name="pChunk"></param>
/// <returns></returns>
private LoadedChunk2 CreateChunk(PreLoadedChunk pChunk)
{
GameObject cObj = pChunk.LoadedChunk.gameObject;
cObj.transform.parent = transform;
cObj.name = "chunk_" + pChunk.Position;
LoadedChunk2 loaded = pChunk.LoadedChunk;
loaded.SetPreLoadedChunk(pChunk);
loaded.gameObject.SetActive(true);
MeshFilter mf = loaded.GetComponent <MeshFilter>();
//Create the terrain mesh
mf.mesh = PreLoadedChunk.CreateMesh(pChunk.TerrainMesh);
/*try
* {
* mf.mesh.RecalculateNormals();
* }catch(System.Exception e)
* {
* Debug.Log(e);
* }*/
if (pChunk.LoadedChunk.LOD == 1)
{
MeshCollider mc = loaded.GetComponent <MeshCollider>();
mc.sharedMesh = mf.mesh;
mc.enabled = true;
}
else
{
MeshCollider mc = loaded.GetComponent <MeshCollider>();
mc.sharedMesh = null;
mc.enabled = false;
}
if (loaded.PreLoaded.VoxelMesh != null)
{
loaded.SetHasGeneratedVoxels(true);
}
if (loaded.LOD < 4 && loaded.HasGeneratedVoxels)
{
//loaded.SetHasGeneratedVoxels(true);
//Iterate all voxels
foreach (Voxel v in MiscUtils.GetValues <Voxel>())
{
if (v == Voxel.none)
{
continue;
}
if (pChunk.VoxelMesh.TryGetValue(v, out PreMesh pmesh))
{
GameObject voxelObj = Instantiate(ChunkVoxelPrefab);
MeshFilter voxelMf = voxelObj.GetComponent <MeshFilter>();
MeshRenderer voxelMr = voxelObj.GetComponent <MeshRenderer>();
voxelMr.material = ResourceManager.GetVoxelMaterial(v);
voxelMf.mesh = PreLoadedChunk.CreateMesh(pmesh);
MeshCollider voxelMc = voxelObj.GetComponent <MeshCollider>();
voxelMc.sharedMesh = voxelMf.mesh;
voxelObj.transform.parent = cObj.transform;
voxelObj.transform.localPosition = Vector3.zero;
// voxelMf.mesh.RecalculateNormals();
}
}
}
cObj.transform.position = pChunk.Position.AsVector3() * World.ChunkSize;
if (loaded.LOD < 3 && !loaded.HasLoadedWorldObjects)
{
loaded.SetHasLoadedWorldObjects(true);
//loaded.SetChunk(pChunk.ChunkData);
lock (ObjectsToLoadLock)
{
if (pChunk.ChunkData.WorldObjects != null)
{
ObjectsToLoad.AddRange(pChunk.ChunkData.WorldObjects);
}
}
}
return(loaded);
}
public void SetLoadedChunk(LoadedChunk2 lc)
{
LoadedChunk = lc;
}
