private void RecacheChunks()
{
foreach (var chunk in m_chunkStorage.Values.Where(chunk => !IsInCacheRange(chunk)))
{
m_chunkStorage.Remove(chunk.ChunkCachePosition.X, chunk.ChunkCachePosition.Y, chunk.ChunkCachePosition.Z);
chunk.PrepForRemoval();
}
m_processingQueue.Clear();
var toAdd = new List<Chunk>();
var chunkPosition = new Vector3Int((int)(m_cacheCenterPosition.X / Chunk.SizeInBlocks), (int)(m_cacheCenterPosition.Y / Chunk.SizeInBlocks), ((int)m_cacheCenterPosition.Z / Chunk.SizeInBlocks));
for (var z = -CacheRange; z <= CacheRange; z++)
{
for (var y = -CacheRange; y <= CacheRange; y++)
{
for (var x = -CacheRange; x <= CacheRange; x++)
{
Chunk chunk;
if (!m_chunkStorage.ContainsKey(chunkPosition.X + x,
chunkPosition.Y + y, chunkPosition.Z + z))
{
chunk =
new Chunk(
new Vector3Int(chunkPosition.X + x, chunkPosition.Y + y, chunkPosition.Z + z),
Blocks, BlockIndexByWorldPosition, GetNeighborChunk);
m_chunkStorage[
chunk.ChunkCachePosition.X, chunk.ChunkCachePosition.Y, chunk.ChunkCachePosition.Z] =
chunk;
}
else
{
chunk = m_chunkStorage[chunkPosition.X + x,
chunkPosition.Y + y, chunkPosition.Z + z];
}
if ((IsInViewRange(chunk) && chunk.ChunkState == ChunkState.Ready)
|| (!IsInViewRange(chunk) && chunk.ChunkState == ChunkState.AwaitingLighting))
{
continue;
}
toAdd.Add(chunk);
}
}
}
var center = new Vector3(m_cacheCenterPosition.X - Chunk.SizeInBlocks / 2, m_cacheCenterPosition.Y - Chunk.SizeInBlocks / 2, m_cacheCenterPosition.Z - Chunk.SizeInBlocks / 2);
toAdd.Sort((chunk1, chunk2) =>
{
var ret = (int) (chunk1.Position.DistanceSquared(ref center) - chunk2.Position.DistanceSquared(ref center));
if (ret == 0)
{
return (chunk2.ChunkState - chunk1.ChunkState);
}
return ret;
});
foreach (var chunk in toAdd)
{
m_processingQueue.Enqueue(chunk);
}
}
private void ProcessChunkInViewRange(Chunk chunk)
{
switch (chunk.ChunkState)
{
case ChunkState.AwaitingGenerate:
chunk.ChunkState = ChunkState.Generating;
//TerrainGenerator.Instance.GenerateDataForChunk(chunk.Position.X, chunk.Position.Y, chunk.Position.Z, Chunk.SizeInBlocks, Blocks, BlockIndexByWorldPosition);
PageManager.Instance.LoadOrCreateChunk(chunk.Position, Blocks, BlockIndexByWorldPosition);
chunk.UpdateBoundingBox();
chunk.ChunkState = ChunkState.AwaitingLighting;
goto case ChunkState.AwaitingLighting;
case ChunkState.AwaitingLighting:
chunk.ChunkState = ChunkState.Lighting;
m_lightingEngine.Process(chunk.Position.X, chunk.Position.Y, chunk.Position.Z);
chunk.ChunkState = ChunkState.AwaitingBuild;
goto case ChunkState.AwaitingBuild;
case ChunkState.AwaitingBuild:
chunk.ChunkState = ChunkState.Building;
m_vertexBuilder.Build(chunk);
chunk.ChunkState = ChunkState.Ready;
break;
}
}
private Chunk GetNeighborChunk(Chunk origin, FaceDirection edge)
{
switch (edge)
{
case FaceDirection.XDecreasing:
return GetChunkByRelativePosition(origin.ChunkCachePosition.X - 1, origin.ChunkCachePosition.Y, origin.ChunkCachePosition.Z);
case FaceDirection.XIncreasing:
return GetChunkByRelativePosition(origin.ChunkCachePosition.X + 1, origin.ChunkCachePosition.Y, origin.ChunkCachePosition.Z);
case FaceDirection.YDecreasing:
return GetChunkByRelativePosition(origin.ChunkCachePosition.X, origin.ChunkCachePosition.Y - 1, origin.ChunkCachePosition.Z);
case FaceDirection.YIncreasing:
return GetChunkByRelativePosition(origin.ChunkCachePosition.X, origin.ChunkCachePosition.Y + 1, origin.ChunkCachePosition.Z);
case FaceDirection.ZDecreasing:
return GetChunkByRelativePosition(origin.ChunkCachePosition.X, origin.ChunkCachePosition.Y, origin.ChunkCachePosition.Z - 1);
case FaceDirection.ZIncreasing:
return GetChunkByRelativePosition(origin.ChunkCachePosition.X, origin.ChunkCachePosition.Y, origin.ChunkCachePosition.Z + 1);
default:
return null;
}
}
private void ProcessChunkInCacheRange(Chunk chunk)
{
if (chunk.ChunkState != ChunkState.AwaitingGenerate)
{
return;
}
chunk.ChunkState = ChunkState.Generating;
//TerrainGenerator.Instance.GenerateDataForChunk(chunk.Position.X, chunk.Position.Y, chunk.Position.Z, Chunk.SizeInBlocks, Blocks, BlockIndexByWorldPosition);
PageManager.Instance.LoadOrCreateChunk(chunk.Position, Blocks, BlockIndexByWorldPosition);
chunk.UpdateBoundingBox();
chunk.ChunkState = ChunkState.AwaitingLighting;
}
public bool IsInViewRange(Chunk chunk)
{
return m_viewRangeBoundingBox.Contains(chunk.BoundingBox) != ContainmentType.Disjoint;
}
