public ChunkGenManager(int fromX, int toX, int threads, WorldBehaviour world, long seed, ChunkMeshThreadEntry[] entries)
{
fromChunkX = fromX;
toChunkX = toX;
worldManager = world;
chunkEntries = entries;
threadsNum = threads;
worldSeed = seed;
}
public Chunk(int chunkX, int chunkZ, WorldBehaviour world, Color color)
{
ChunkColor = color;
X = chunkX;
Z = chunkZ;
World = world;
for (int i = 0; i < NumSlices; ++i)
{
Slices[i] = new ChunkSlice(i, this);
}
}
public void Generate()
{
ManualResetEvent[] genWait = new ManualResetEvent[threadsNum];
ThreadPool.SetMaxThreads(threadsNum, threadsNum);
int totalLoops = (Math.Abs(fromChunkX) + Math.Abs(toChunkX));
int basePartition = totalLoops / threadsNum;
int remainder = totalLoops - (basePartition * threadsNum);
int currStartX, currEndX, oldEndX;
currStartX = currEndX = oldEndX = fromChunkX;
int extraWork;
GenPool = new ChunkGeneratorPool(threadsNum, worldSeed);
for (int i = 0; i < threadsNum; ++i)
{
extraWork = remainder > 0 ? 1 : 0;
--remainder;
currStartX = oldEndX;
currEndX += basePartition + extraWork;
oldEndX = currEndX;
genWait[i] = new ManualResetEvent(false);
ChunkGenThreadEntry chunkGenEntry = new ChunkGenThreadEntry(currStartX, currEndX, GenPool, (chunkGen, x) => {
int xComponent = (x + Math.Abs(fromChunkX)) * (toChunkX - fromChunkX);
for (int z = fromChunkX; z < toChunkX; ++z)
{
ushort index = WorldBehaviour.ChunkIndexFromCoords(x, z);
Chunk chunk = new Chunk(x, z, worldManager, (z + x) % 2 == 0 ? Color.black : Color.gray);
chunkGen.GenerateChunk(chunk, x, z);
int entryIndex = xComponent + (z + Math.Abs(fromChunkX));
chunkEntries[entryIndex] = new ChunkMeshThreadEntry(chunk);
WorldBehaviour.ChunksMap[index] = chunk;
}
});
ThreadPool.QueueUserWorkItem(new WaitCallback(chunkGenEntry.ThreadCallback), genWait[i]);
}
WaitHandle.WaitAll(genWait);
}
public void RenderChunk(Chunk chunk)
{
WorldBehaviour world = chunk.World;
/* Stopwatch watch = new Stopwatch();
* watch.Start();
*/
int minSliceIndex = chunk.MinSliceIndex;
int lowestY = chunk.LowestY;
Chunk frontChunk = world.GetChunk(chunk.X, chunk.Z - 1);
Chunk backChunk = world.GetChunk(chunk.X, chunk.Z + 1);
Chunk leftChunk = world.GetChunk(chunk.X - 1, chunk.Z);
Chunk rightChunk = world.GetChunk(chunk.X + 1, chunk.Z);
if (frontChunk != null && frontChunk.MinSliceIndex < minSliceIndex)
{
minSliceIndex = frontChunk.MinSliceIndex;
lowestY = frontChunk.LowestY;
}
if (backChunk != null && backChunk.MinSliceIndex < minSliceIndex)
{
minSliceIndex = backChunk.MinSliceIndex;
lowestY = backChunk.LowestY;
}
if (leftChunk != null && leftChunk.MinSliceIndex < minSliceIndex)
{
minSliceIndex = leftChunk.MinSliceIndex;
lowestY = leftChunk.MinSliceIndex;
}
if (rightChunk != null && rightChunk.MinSliceIndex < minSliceIndex)
{
minSliceIndex = rightChunk.MinSliceIndex;
lowestY = rightChunk.MinSliceIndex;
}
for (int i = Chunk.NumSlices - 1; i >= 0; --i)
{
ChunkSlice chunkSlice = chunk.Slices[i];
if (i < minSliceIndex)
{
for (int index = i; index >= 0; --index)
{
indexesToDelete.Add(index);
}
break;
}
if (chunkSlice.IsEmpty)
{
indexesToDelete.Add(i);
continue;
}
float epsilon = 0.00f;
/*watch.Reset();
* watch.Start();*/
int minHeight = chunk.MinSliceIndex == chunkSlice.Index ? (chunk.LowestY & Chunk.SliceHeightLimit) : 0;
for (int x = 0; x < 16; x++)
{
for (int z = 0; z < 16; z++)
{
for (int y = Chunk.SliceHeight - 1; y >= 0 && y >= minHeight; --y)
{
byte block = chunkSlice[x, y, z];
int light = 0;
byte top;
if (block == 0)
{
continue;
}
if (y + 1 > Chunk.SliceHeightLimit)
{
if (i + 1 > Chunk.MaxSliceIndex)
{
top = 0;
}
else
{
ChunkSlice topSlice = chunk.Slices[i + 1];
top = topSlice[x, (y + 1) & Chunk.SliceHeightLimit, z];
light = topSlice.GetSkylight(x, (y + 1) & Chunk.SliceHeightLimit, z);
}
}
else
{
top = chunkSlice[x, y + 1, z];
light = chunkSlice.GetSkylight(x, y + 1, z);
}
// we are checking the top face of the block, so see if the top is exposed
if (top == 0)
{
if (WorldBehaviour.mode == 2)
{
spawnBrick(block, new Vector3(x, y, z));
}
else if (WorldBehaviour.mode == 3)
{
addBrickFace("top", block, x, y, z);
}
else
{
int vertexIndex = vertices.Count;
vertices.Add(new Vector3(x, y + 1, z));
vertices.Add(new Vector3(x, y + 1, z + 1));
vertices.Add(new Vector3(x + 1, y + 1, z + 1));
vertices.Add(new Vector3(x + 1, y + 1, z));
triangles.Add(vertexIndex);
triangles.Add(vertexIndex + 1);
triangles.Add(vertexIndex + 2);
triangles.Add(vertexIndex + 2);
triangles.Add(vertexIndex + 3);
triangles.Add(vertexIndex);
float attenuation = (light / 15.0f);
Color withLight = new Color(topColor.r * attenuation, topColor.g * attenuation, topColor.b * attenuation, 1);
colors.Add(withLight);
colors.Add(withLight);
colors.Add(withLight);
colors.Add(withLight);
Rect coords = BlockUVs.GetUVFromTypeAndFace((BlockType)block, BlockFace.Top);
float yMax = coords.y + coords.height - epsilon;
float xMax = coords.x + coords.width - epsilon;
float xMin = coords.x + epsilon;
float yMin = coords.y + epsilon;
uvs.Add(new Vector2(xMin, yMax));
uvs.Add(new Vector2(xMin, yMin));
uvs.Add(new Vector2(xMax, yMin));
uvs.Add(new Vector2(xMax, yMax));
}
}
int front;
if (z - 1 < 0)
{
int worldX = (chunk.X << 4) + x;
int worldZ = (chunk.Z << 4) - 1;
int worldY = (chunkSlice.Index * ChunkSlice.SizeY) + y;
front = (byte)world.GetBlockType(worldX, worldY, worldZ);
}
else
{
front = chunkSlice[x, y, z - 1];
}
if (front == 0)
{
if (WorldBehaviour.mode == 2)
{
spawnBrick(block, new Vector3(x, y, z));
}
else if (WorldBehaviour.mode == 3)
{
addBrickFace("front", block, x, y, z);
}
else
{
int vertexIndex = vertices.Count;
vertices.Add(new Vector3(x, y, z));
vertices.Add(new Vector3(x, y + 1, z));
vertices.Add(new Vector3(x + 1, y + 1, z));
vertices.Add(new Vector3(x + 1, y, z));
triangles.Add(vertexIndex);
triangles.Add(vertexIndex + 1);
triangles.Add(vertexIndex + 2);
triangles.Add(vertexIndex + 2);
triangles.Add(vertexIndex + 3);
triangles.Add(vertexIndex);
colors.Add(firstSideColor);
colors.Add(firstSideColor);
colors.Add(firstSideColor);
colors.Add(firstSideColor);
Rect coords = BlockUVs.GetUVFromTypeAndFace((BlockType)block, BlockFace.Side);
float yMax = coords.y + coords.height - epsilon;
float xMax = coords.x + coords.width - epsilon;
float xMin = coords.x + epsilon;
float yMin = coords.y + epsilon;
uvs.Add(new Vector2(xMin, yMin));
uvs.Add(new Vector2(xMin, yMax));
uvs.Add(new Vector2(xMax, yMax));
uvs.Add(new Vector2(xMax, yMin));
}
}
int right;
if (x + 1 > 15)
{
int worldX = (chunk.X << 4) + 16;
int worldZ = (chunk.Z << 4) + z;
int worldY = (chunkSlice.Index * ChunkSlice.SizeY) + y;
right = (byte)world.GetBlockType(worldX, worldY, worldZ);
}
else
{
right = chunkSlice[x + 1, y, z];
}
if (right == 0)
{
if (WorldBehaviour.mode == 2)
{
spawnBrick(block, new Vector3(x, y, z));
}
else if (WorldBehaviour.mode == 3)
{
addBrickFace("right", block, x, y, z);
}
else
{
int vertexIndex = vertices.Count;
vertices.Add(new Vector3(x + 1, y, z));
vertices.Add(new Vector3(x + 1, y + 1, z));
vertices.Add(new Vector3(x + 1, y + 1, z + 1));
vertices.Add(new Vector3(x + 1, y, z + 1));
triangles.Add(vertexIndex);
triangles.Add(vertexIndex + 1);
triangles.Add(vertexIndex + 2);
triangles.Add(vertexIndex + 2);
triangles.Add(vertexIndex + 3);
triangles.Add(vertexIndex);
colors.Add(secondSideColor);
colors.Add(secondSideColor);
colors.Add(secondSideColor);
colors.Add(secondSideColor);
Rect coords = BlockUVs.GetUVFromTypeAndFace((BlockType)block, BlockFace.Side);
float yMax = coords.y + coords.height - epsilon;
float xMax = coords.x + coords.width - epsilon;
float xMin = coords.x + epsilon;
float yMin = coords.y + epsilon;
uvs.Add(new Vector2(xMin, yMin));
uvs.Add(new Vector2(xMin, yMax));
uvs.Add(new Vector2(xMax, yMax));
uvs.Add(new Vector2(xMax, yMin));
}
}
int back;
if (z + 1 > 15)
{
int worldX = (chunk.X << 4) + x;
int worldZ = (chunk.Z << 4) + 16;
int worldY = (chunkSlice.Index * ChunkSlice.SizeY) + y;
back = (byte)world.GetBlockType(worldX, worldY, worldZ);
}
else
{
back = chunkSlice[x, y, z + 1];
}
if (back == 0)
{
if (WorldBehaviour.mode == 2)
{
spawnBrick(block, new Vector3(x, y, z));
}
else if (WorldBehaviour.mode == 3)
{
addBrickFace("back", block, x, y, z);
}
else
{
int vertexIndex = vertices.Count;
vertices.Add(new Vector3(x + 1, y, z + 1));
vertices.Add(new Vector3(x + 1, y + 1, z + 1));
vertices.Add(new Vector3(x, y + 1, z + 1));
vertices.Add(new Vector3(x, y, z + 1));
triangles.Add(vertexIndex);
triangles.Add(vertexIndex + 1);
triangles.Add(vertexIndex + 2);
triangles.Add(vertexIndex + 2);
triangles.Add(vertexIndex + 3);
triangles.Add(vertexIndex);
colors.Add(firstSideColor);
colors.Add(firstSideColor);
colors.Add(firstSideColor);
colors.Add(firstSideColor);
Rect coords = BlockUVs.GetUVFromTypeAndFace((BlockType)block, BlockFace.Side);
float yMax = coords.y + coords.height - epsilon;
float xMax = coords.x + coords.width - epsilon;
float xMin = coords.x + epsilon;
float yMin = coords.y + epsilon;
uvs.Add(new Vector2(xMin, yMin));
uvs.Add(new Vector2(xMin, yMax));
uvs.Add(new Vector2(xMax, yMax));
uvs.Add(new Vector2(xMax, yMin));
}
}
int left;
if (x - 1 < 0)
{
int worldX = (chunk.X << 4) - 1;
int worldZ = (chunk.Z << 4) + z;
int worldY = (chunkSlice.Index * ChunkSlice.SizeY) + y;
left = (byte)world.GetBlockType(worldX, worldY, worldZ);
}
else
{
left = chunkSlice[x - 1, y, z];
}
if (left == 0)
{
if (WorldBehaviour.mode == 2)
{
spawnBrick(block, new Vector3(x, y, z));
}
else if (WorldBehaviour.mode == 3)
{
addBrickFace("left", block, x, y, z);
}
else
{
int vertexIndex = vertices.Count;
vertices.Add(new Vector3(x, y, z + 1));
vertices.Add(new Vector3(x, y + 1, z + 1));
vertices.Add(new Vector3(x, y + 1, z));
vertices.Add(new Vector3(x, y, z));
triangles.Add(vertexIndex);
triangles.Add(vertexIndex + 1);
triangles.Add(vertexIndex + 2);
triangles.Add(vertexIndex + 2);
triangles.Add(vertexIndex + 3);
triangles.Add(vertexIndex);
colors.Add(secondSideColor);
colors.Add(secondSideColor);
colors.Add(secondSideColor);
colors.Add(secondSideColor);
Rect coords = BlockUVs.GetUVFromTypeAndFace((BlockType)block, BlockFace.Side);
float yMax = coords.y + coords.height - epsilon;
float xMax = coords.x + coords.width - epsilon;
float xMin = coords.x + epsilon;
float yMin = coords.y + epsilon;
uvs.Add(new Vector2(xMin, yMin));
uvs.Add(new Vector2(xMin, yMax));
uvs.Add(new Vector2(xMax, yMax));
uvs.Add(new Vector2(xMax, yMin));
}
}
byte bottom;
if (y - 1 < 0)
{
bottom = 1;
}
else
{
bottom = chunkSlice[x, y - 1, z];
}
if (bottom == 0)
{
if (WorldBehaviour.mode == 2)
{
spawnBrick(block, new Vector3(x, y, z));
}
else if (WorldBehaviour.mode == 3)
{
addBrickFace("bottom", block, x, y, z);
}
else
{
int vertexIndex = vertices.Count;
vertices.Add(new Vector3(x, y, z + 1));
vertices.Add(new Vector3(x, y, z));
vertices.Add(new Vector3(x + 1, y, z));
vertices.Add(new Vector3(x + 1, y, z + 1));
triangles.Add(vertexIndex);
triangles.Add(vertexIndex + 1);
triangles.Add(vertexIndex + 2);
triangles.Add(vertexIndex + 2);
triangles.Add(vertexIndex + 3);
triangles.Add(vertexIndex);
colors.Add(bottomColor);
colors.Add(bottomColor);
colors.Add(bottomColor);
colors.Add(bottomColor);
Rect coords = BlockUVs.GetUVFromTypeAndFace((BlockType)block, BlockFace.Bottom);
float yMax = coords.y + coords.height - epsilon;
float xMax = coords.x + coords.width - epsilon;
float xMin = coords.x + epsilon;
float yMin = coords.y + epsilon;
uvs.Add(new Vector2(xMin, yMin));
uvs.Add(new Vector2(xMin, yMax));
uvs.Add(new Vector2(xMax, yMax));
uvs.Add(new Vector2(xMax, yMin));
}
}
}
}
}
/*watch.Stop();
* long elapsedPreMesh = watch.ElapsedMilliseconds;
* watch.Start();*/
ChunkSliceBuildEntry chunkEntry = new ChunkSliceBuildEntry();
chunkEntry.Vertices = vertices.ToArray();
chunkEntry.Triangles = triangles.ToArray();
chunkEntry.Colors = colors.ToArray();
chunkEntry.Uvs = uvs.ToArray();
chunkEntry.ParentChunk = chunk;
chunkEntry.SliceIndex = i;
chunkEntry.ColliderVertices = colliderVertices.ToArray();
chunkEntry.ColliderTriangles = colliderTriangles.ToArray();
if (WorldBehaviour.mode == 2)
{
Dictionary <byte, Vector3[]> meshList = new Dictionary <byte, Vector3[]>();
foreach (byte block in meshes.Keys)
{
meshList.Add(block, meshes[block].ToArray());
}
chunkEntry.meshes = meshList;
}
vertices.Clear();
triangles.Clear();
colors.Clear();
uvs.Clear();
meshes.Clear();
added.Clear();
colliderVertices.Clear();
colliderTriangles.Clear();
lock (WorldBehaviour.ChunkQueueLock)
WorldBehaviour.ChunkSlicesToBuild.Enqueue(chunkEntry);
//watch.Stop();
//elapsedPostSet = watch.ElapsedMilliseconds;
/*UnityEngine.Debug.Log("Elapsed Mesh Prepare " + elapsedPreMesh + "ms");
* UnityEngine.Debug.Log("Elapsed Mesh Build " + (elapsedPostMesh - elapsedPreMesh) + "ms");
* UnityEngine.Debug.Log("Elapsed Mesh Set " + (elapsedPostSet - elapsedPostMesh) + "ms");
* UnityEngine.Debug.Log("Total Elapsed " + (elapsedPostSet));*/
}
if (indexesToDelete.Count > 0)
{
lock (WorldBehaviour.SliceLock)
{
ChunkSlicesDeleteEntry chunkSliceEntry = new ChunkSlicesDeleteEntry();
chunkSliceEntry.indexesToDelete = indexesToDelete.ToArray();
chunkSliceEntry.parentChunk = chunk;
WorldBehaviour.SlicesToDelete.Enqueue(chunkSliceEntry);
}
}
//watch.Stop();
//UnityEngine.Debug.Log ("Total Elapsed " + ((double)watch.ElapsedTicks / (double)Stopwatch.Frequency) + "ms");
}
