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Do not cache ItemStacks for every item

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this is very memory inefficient, and only provides a performance advantage in cold code anyway.
This commit is contained in:
Dylan K. Taylor
2023-03-20 23:18:43 +00:00
parent 1992d3b6db
commit 63310cf764
4 changed files with 14 additions and 21 deletions
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19
src/network/mcpe/InventoryManager.php
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@ -413,7 +413,7 @@ class InventoryManager{
if($clientSideItem === null || !$clientSideItem->equals($currentItem)){
//no prediction or incorrect - do not associate this with the currently active itemstack request
$this->trackItemStack($inventoryEntry, $slot, $currentItem, null);
$inventoryEntry->pendingSyncs[$slot] = $slot;
$inventoryEntry->pendingSyncs[$slot] = $currentItem;
}else{
//correctly predicted - associate the change with the currently active itemstack request
$this->trackItemStack($inventoryEntry, $slot, $currentItem, $this->currentItemStackRequestId);
@ -422,7 +422,7 @@ class InventoryManager{
unset($inventoryEntry->predictions[$slot]);
}
public function syncSlot(Inventory $inventory, int $slot) : void{
public function syncSlot(Inventory $inventory, int $slot, ItemStack $itemStack) : void{
$entry = $this->inventories[spl_object_id($inventory)] ?? null;
if($entry === null){
throw new \LogicException("Cannot sync an untracked inventory");
@ -439,7 +439,7 @@ class InventoryManager{
$netSlot = $slot;
}
$itemStackWrapper = new ItemStackWrapper($itemStackInfo->getStackId(), $itemStackInfo->getItemStack());
$itemStackWrapper = new ItemStackWrapper($itemStackInfo->getStackId(), $itemStack);
if($windowId === ContainerIds::OFFHAND){
//TODO: HACK!
//The client may sometimes ignore the InventorySlotPacket for the offhand slot.
@ -482,7 +482,7 @@ class InventoryManager{
foreach($inventory->getContents(true) as $slot => $item){
$itemStack = TypeConverter::getInstance()->coreItemStackToNet($item);
$info = $this->trackItemStack($entry, $slot, $itemStack, null);
$contents[] = new ItemStackWrapper($info->getStackId(), $info->getItemStack());
$contents[] = new ItemStackWrapper($info->getStackId(), $itemStack);
}
if($entry->complexSlotMap !== null){
foreach($contents as $slotId => $info){
@ -513,6 +513,7 @@ class InventoryManager{
}
public function syncMismatchedPredictedSlotChanges() : void{
$typeConverter = TypeConverter::getInstance();
foreach($this->inventories as $entry){
$inventory = $entry->inventory;
foreach($entry->predictions as $slot => $expectedItem){
@ -522,7 +523,7 @@ class InventoryManager{
//any prediction that still exists at this point is a slot that was predicted to change but didn't
$this->session->getLogger()->debug("Detected prediction mismatch in inventory " . get_class($inventory) . "#" . spl_object_id($inventory) . " slot $slot");
$entry->pendingSyncs[$slot] = $slot;
$entry->pendingSyncs[$slot] = $typeConverter->coreItemStackToNet($inventory->getItem($slot));
}
$entry->predictions = [];
@ -541,8 +542,8 @@ class InventoryManager{
}
$inventory = $entry->inventory;
$this->session->getLogger()->debug("Syncing slots " . implode(", ", array_keys($entry->pendingSyncs)) . " in inventory " . get_class($inventory) . "#" . spl_object_id($inventory));
foreach($entry->pendingSyncs as $slot){
$this->syncSlot($inventory, $slot);
foreach($entry->pendingSyncs as $slot => $itemStack){
$this->syncSlot($inventory, $slot, $itemStack);
}
$entry->pendingSyncs = [];
}
@ -571,7 +572,7 @@ class InventoryManager{
$this->session->sendDataPacket(MobEquipmentPacket::create(
$this->player->getId(),
new ItemStackWrapper($itemStackInfo->getStackId(), $itemStackInfo->getItemStack()),
new ItemStackWrapper($itemStackInfo->getStackId(), TypeConverter::getInstance()->coreItemStackToNet($playerInventory->getItemInHand())),
$selected,
$selected,
ContainerIds::INVENTORY
@ -604,7 +605,7 @@ class InventoryManager{
private function trackItemStack(InventoryManagerEntry $entry, int $slotId, ItemStack $itemStack, ?int $itemStackRequestId) : ItemStackInfo{
//TODO: ItemStack->isNull() would be nice to have here
$info = new ItemStackInfo($itemStackRequestId, $itemStack->getId() === 0 ? 0 : $this->newItemStackId(), $itemStack);
$info = new ItemStackInfo($itemStackRequestId, $itemStack->getId() === 0 ? 0 : $this->newItemStackId());
return $entry->itemStackInfos[$slotId] = $info;
}
}