void NotifyEntities(Server server, int clientid, float dt)
{
ClientOnServer c = server.clients[clientid];
c.notifyEntitiesAccum += dt;
if (c.notifyEntitiesAccum < (one / EntityPositionUpdatesPerSecond))
{
return;
}
c.notifyEntitiesAccum = 0;
// find nearest entities
int max = SpawnMaxEntities;
ServerEntityId[] nearestEntities = new ServerEntityId[max];
FindNearEntities(server, c, max, nearestEntities);
// update entities
for (int i = 0; i < max; i++)
{
ServerEntityId e = nearestEntities[i];
if (e == null)
{
continue;
}
for (int k = 0; k < server.modEventHandlers.onentityupdate.Count; k++)
{
server.modEventHandlers.onentityupdate[k](e);
}
}
// despawn old entities
for (int i = 0; i < c.spawnedEntitiesCount; i++)
{
ServerEntityId e = c.spawnedEntities[i];
if (e == null)
{
continue;
}
if (!Contains(nearestEntities, max, e))
{
int onClientId = i;
c.spawnedEntities[onClientId] = null;
server.SendPacket(clientid, ServerPackets.EntityDespawn(64 + onClientId));
}
}
// spawn new entities
for (int i = 0; i < max; i++)
{
ServerEntityId e = nearestEntities[i];
if (e == null)
{
continue;
}
if (!Contains(c.spawnedEntities, max, e))
{
int onClientId = IndexOfNull(c.spawnedEntities, c.spawnedEntitiesCount);
c.spawnedEntities[onClientId] = e.Clone();
ServerChunk chunk = server.d_Map.GetChunk(e.chunkx * Server.chunksize, e.chunky * Server.chunksize, e.chunkz * Server.chunksize);
ServerEntity ee = chunk.Entities[e.id];
Packet_ServerEntity ne = ToNetworkEntity(server.serverPlatform, ee);
server.SendPacket(clientid, ServerPackets.EntitySpawn(64 + onClientId, ne));
}
}
for (int i = 0; i < max; i++)
{
if (c.updateEntity[i])
{
c.updateEntity[i] = false;
ServerEntityId e = c.spawnedEntities[i];
ServerChunk chunk = server.d_Map.GetChunk(e.chunkx * Server.chunksize, e.chunky * Server.chunksize, e.chunkz * Server.chunksize);
ServerEntity ee = chunk.Entities[e.id];
Packet_ServerEntity ne = ToNetworkEntity(server.serverPlatform, ee);
server.SendPacket(clientid, ServerPackets.EntitySpawn(64 + i, ne));
}
}
}
void FindNearEntities(Server server, ClientOnServer c, int maxCount, ServerEntityId[] ret)
{
List <ServerEntityId> list = new List <ServerEntityId>();
int playerx = c.PositionMul32GlX / 32;
int playery = c.PositionMul32GlZ / 32;
int playerz = c.PositionMul32GlY / 32;
// Find all entities in 3x3x3 chunks around player.
for (int xx = -1; xx < 2; xx++)
{
for (int yy = -1; yy < 2; yy++)
{
for (int zz = -1; zz < 2; zz++)
{
int chunkx = playerx / Server.chunksize + xx;
int chunky = playery / Server.chunksize + yy;
int chunkz = playerz / Server.chunksize + zz;
if (!MapUtil.IsValidChunkPos(server.d_Map, chunkx, chunky, chunkz, Server.chunksize))
{
continue;
}
ServerChunk chunk = server.d_Map.GetChunk(chunkx * Server.chunksize, chunky * Server.chunksize, chunkz * Server.chunksize);
if (chunk == null)
{
continue;
}
if (chunk.Entities == null)
{
continue;
}
for (int i = 0; i < chunk.EntitiesCount; i++)
{
if (chunk.Entities[i] == null)
{
continue;
}
if (chunk.Entities[i].position == null)
{
continue;
}
ServerEntityId id = new ServerEntityId(chunkx, chunky, chunkz, i);
list.Add(id);
}
}
}
}
// Return maxCount of entities nearest to player.
list.Sort((a, b) =>
{
var entityA = server.d_Map.GetChunk(a.chunkx * Server.chunksize, a.chunky * Server.chunksize, a.chunkz * Server.chunksize).Entities[a.id];
var entityB = server.d_Map.GetChunk(b.chunkx * Server.chunksize, b.chunky * Server.chunksize, b.chunkz * Server.chunksize).Entities[b.id];
Vector3i posA = new Vector3i((int)entityA.position.x, (int)entityA.position.y, (int)entityA.position.z);
Vector3i posB = new Vector3i((int)entityB.position.x, (int)entityB.position.y, (int)entityB.position.z);
Vector3i posPlayer = new Vector3i(c.PositionMul32GlX / 32, c.PositionMul32GlY / 32, c.PositionMul32GlZ / 32);
return(server.DistanceSquared(posA, posPlayer).CompareTo(server.DistanceSquared(posB, posPlayer)));
}
);
int retCount = maxCount;
if (list.Count < maxCount)
{
retCount = list.Count;
}
for (int i = 0; i < retCount; i++)
{
ret[i] = list[i];
}
}
public void SendChunk(Server server, int clientid, Vector3i globalpos, Vector3i chunkpos)
{
ClientOnServer c = server.clients[clientid];
ServerChunk chunk = server.d_Map.GetChunk(globalpos.x, globalpos.y, globalpos.z);
server.ClientSeenChunkSet(clientid, chunkpos.x, chunkpos.y, chunkpos.z, (int)server.simulationcurrentframe);
//sent++;
byte[] compressedchunk;
if (MapUtil.IsSolidChunk(chunk.data) && chunk.data[0] == 0)
{
//don't send empty chunk.
compressedchunk = null;
}
else
{
compressedchunk = server.CompressChunkNetwork(chunk.data);
//TODO: commented because it was being sent too early, before full column was generated.
//if (!c.heightmapchunksseen.ContainsKey(new Vector2i(v.x, v.y)))
{
byte[] heightmapchunk = Misc.UshortArrayToByteArray(server.d_Map.GetHeightmapChunk(globalpos.x, globalpos.y));
byte[] compressedHeightmapChunk = server.d_NetworkCompression.Compress(heightmapchunk);
Packet_ServerHeightmapChunk p1 = new Packet_ServerHeightmapChunk()
{
X = globalpos.x,
Y = globalpos.y,
SizeX = Server.chunksize,
SizeY = Server.chunksize,
CompressedHeightmap = compressedHeightmapChunk,
};
server.SendPacket(clientid, server.Serialize(new Packet_Server()
{
Id = Packet_ServerIdEnum.HeightmapChunk,
HeightmapChunk = p1
}));
c.heightmapchunksseen[new Vector2i(globalpos.x, globalpos.y)] = (int)server.simulationcurrentframe;
}
}
if (compressedchunk != null)
{
foreach (byte[] part in Server.Parts(compressedchunk, 1024))
{
Packet_ServerChunkPart p1 = new Packet_ServerChunkPart()
{
CompressedChunkPart = part,
};
server.SendPacket(clientid, server.Serialize(new Packet_Server()
{
Id = Packet_ServerIdEnum.ChunkPart,
ChunkPart = p1
}));
}
}
Packet_ServerChunk p = new Packet_ServerChunk()
{
X = globalpos.x,
Y = globalpos.y,
Z = globalpos.z,
SizeX = Server.chunksize,
SizeY = Server.chunksize,
SizeZ = Server.chunksize,
};
server.SendPacket(clientid, server.Serialize(new Packet_Server()
{
Id = Packet_ServerIdEnum.Chunk_,
Chunk_ = p
}));
}
