core: fix building

src/ReplicatedStorage/Shared/ChunkManager/init.lua

@@ -31,6 +31,16 @@ local FORCELOAD_CHUNKS = {
 local unloadingChunks = {}
 local pendingChunkRequests = {}
 
+local lastChunkKey: string? = nil
+local lastHeavyTick = 0
+local HEAVY_TICK_INTERVAL = 1.5
+local lastUnloadSweep = 0
+local UNLOAD_SWEEP_INTERVAL = 1.5
+
+local function worldToChunkCoord(v: number): number
+	return math.floor((v + 16) / 32)
+end
+
 local CHUNK_OFFSETS = {}
 do
 	for y = -CHUNK_RADIUS, CHUNK_RADIUS do
@@ -45,6 +55,22 @@ do
 	end)
 end
 
+function ChunkManager:UnloadAllNow()
+	for key, chunk in pairs(Chunk.AllChunks) do
+		unloadingChunks[key] = true
+		pcall(function()
+			if chunk.loaded then
+				chunk:UnloadImmediate()
+			end
+		end)
+		pcall(function()
+			chunk:Destroy()
+		end)
+		Chunk.AllChunks[key] = nil
+		unloadingChunks[key] = nil
+	end
+end
+
 local function Swait(l)
 	for _ = 1, l do
 		RunService.Stepped:Wait()
@@ -232,26 +258,40 @@ function ChunkManager:Tick()
 
 	local pos = player.Character:GetPivot().Position
 	local chunkPos = {
-		x = math.round(pos.X / 32),
-		y = math.round(pos.Y / 32),
-		z = math.round(pos.Z / 32)
+		x = worldToChunkCoord(pos.X),
+		y = worldToChunkCoord(pos.Y),
+		z = worldToChunkCoord(pos.Z)
 	}
+	local ck = `{chunkPos.x},{chunkPos.y},{chunkPos.z}`
+	local now = tick()
+	local shouldHeavyTick = (ck ~= lastChunkKey) or (now - lastHeavyTick >= HEAVY_TICK_INTERVAL)
+	lastChunkKey = ck
+	if shouldHeavyTick then
+		lastHeavyTick = now
+	end
 
-	task.defer(function()
-		local processed = 0
-		for _, offset in ipairs(CHUNK_OFFSETS) do
-			local cx, cy, cz = chunkPos.x + offset[1], chunkPos.y + offset[2], chunkPos.z + offset[3]
-			local chunk = ChunkManager:GetChunk(cx, cy, cz)
-			chunk.inhabitedTime = tick()
-			if not chunk.loaded then
-				ChunkManager:LoadChunk(cx, cy, cz)
-				processed += 1
-				if processed % LOAD_BATCH == 0 then
-					Swait(1)
+	if shouldHeavyTick then
+		task.defer(function()
+			local processed = 0
+			for _, offset in ipairs(CHUNK_OFFSETS) do
+				local cx, cy, cz = chunkPos.x + offset[1], chunkPos.y + offset[2], chunkPos.z + offset[3]
+				local chunk = ChunkManager:GetChunk(cx, cy, cz)
+				chunk.inhabitedTime = now
+				if not chunk.loaded then
+					ChunkManager:LoadChunk(cx, cy, cz)
+					processed += 1
+					if processed % LOAD_BATCH == 0 then
+						Swait(1)
+					end
 				end
 			end
+		end)
+	else
+		local current = Chunk.AllChunks[ck]
+		if current then
+			current.inhabitedTime = now
 		end
-	end)
+	end
 	
 	--[[
 	task.defer(function()
@@ -275,15 +315,18 @@ function ChunkManager:Tick()
 	end)
 	--]]
 
-	for key, loadedChunk in pairs(Chunk.AllChunks) do
-		if tick() - loadedChunk.inhabitedTime > 15 and not unloadingChunks[key] then
-			unloadingChunks[key] = true
-			task.defer(function()
-				loadedChunk:Unload()
-				loadedChunk:Destroy()
-				Chunk.AllChunks[key] = nil
-				unloadingChunks[key] = nil
-			end)
+	if now - lastUnloadSweep >= UNLOAD_SWEEP_INTERVAL then
+		lastUnloadSweep = now
+		for key, loadedChunk in pairs(Chunk.AllChunks) do
+			if now - loadedChunk.inhabitedTime > 15 and not unloadingChunks[key] then
+				unloadingChunks[key] = true
+				task.defer(function()
+					loadedChunk:Unload()
+					loadedChunk:Destroy()
+					Chunk.AllChunks[key] = nil
+					unloadingChunks[key] = nil
+				end)
+			end
 		end
 	end
 end
@@ -295,9 +338,9 @@ function ChunkManager:ResyncAroundPlayer(radius: number)
 	end
 	local pos = player.Character:GetPivot().Position
 	local chunkPos = {
-		x = math.round(pos.X / 32),
-		y = math.round(pos.Y / 32),
-		z = math.round(pos.Z / 32)
+		x = worldToChunkCoord(pos.X),
+		y = worldToChunkCoord(pos.Y),
+		z = worldToChunkCoord(pos.Z)
 	}
 	for y = -radius, radius do
 		for x = -radius, radius do
@@ -327,6 +370,12 @@ function ChunkManager:Init()
 	ChunkFolder.Parent = game:GetService("Workspace")
 	ChunkManager:ForceTick()
 
+	tickremote.OnClientEvent:Connect(function(m)
+		if m == "U_ALL" then
+			ChunkManager:UnloadAllNow()
+		end
+	end)
+
 	task.defer(function()
 		while true do
 			wait(2)