flewkey/cuberite-2a
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Anvil fixes (#4976)

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* Rewrite to use wiki target/sacrifice terminology.

* Fix negative damages.

* Prevent repairing if output matches target.

* Make target and sacrifice const.

* Pre-PR tidy-up

* Keep m_MaximumCost updated.
This commit is contained in:
KingCol13 2020-10-10 22:23:25 +03:00 committed by GitHub
parent 32ee1708a2
commit b0b1ccddd1
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 63 additions and 49 deletions
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2
src/Enchantments.cpp
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@ -85,7 +85,7 @@ void cEnchantments::AddFromString(const AString & a_StringSpec)
size_t cEnchantments::Count(void)
size_t cEnchantments::Count(void) const
{
return m_Enchantments.size();
}

2
src/Enchantments.h
View File

@ -88,7 +88,7 @@ public:
void AddFromString(const AString & a_StringSpec);
/** Get the count of enchantments */
size_t Count(void);
size_t Count(void) const;
/** Serializes all the enchantments into a string */
AString ToString(void) const;

108
src/UI/SlotArea.cpp
View File

@ -1127,84 +1127,91 @@ void cSlotAreaAnvil::OnPlayerRemoved(cPlayer & a_Player)
void cSlotAreaAnvil::UpdateResult(cPlayer & a_Player)
{
cItem Input(*GetSlot(0, a_Player));
cItem SecondInput(*GetSlot(1, a_Player));
cItem Output(*GetSlot(2, a_Player));
const cItem Target(*GetSlot(0, a_Player));
const cItem Sacrifice(*GetSlot(1, a_Player));
if (Input.IsEmpty())
// Output initialised as copy of target
cItem Output(Target);
if (Target.IsEmpty())
{
Output.Empty();
SetSlot(2, a_Player, Output);
m_ParentWindow.SetProperty(0, 0);
m_MaximumCost = 0;
return;
}
m_MaximumCost = 0;
m_StackSizeToBeUsedInRepair = 0;
int RepairCost = Input.m_RepairCost;
int RepairCost = Target.m_RepairCost;
int NeedExp = 0;
if (!SecondInput.IsEmpty())
if (!Sacrifice.IsEmpty())
{
bool IsEnchantBook = (SecondInput.m_ItemType == E_ITEM_ENCHANTED_BOOK);
bool IsEnchantBook = (Sacrifice.m_ItemType == E_ITEM_ENCHANTED_BOOK);
RepairCost += SecondInput.m_RepairCost;
if (Input.IsDamageable() && cItemHandler::GetItemHandler(Input)->CanRepairWithRawMaterial(SecondInput.m_ItemType))
RepairCost += Sacrifice.m_RepairCost;
// Can we repair with sacrifce material?
if (Target.IsDamageable() && cItemHandler::GetItemHandler(Target)->CanRepairWithRawMaterial(Sacrifice.m_ItemType))
{
// Tool and armor repair with special item (iron / gold / diamond / ...)
int DamageDiff = std::min(static_cast<int>(Input.m_ItemDamage), static_cast<int>(Input.GetMaxDamage()) / 4);
int DamageDiff = std::min(static_cast<int>(Target.m_ItemDamage), static_cast<int>(Target.GetMaxDamage()) / 4);
if (DamageDiff <= 0)
{
// No enchantment
Output.Empty();
SetSlot(2, a_Player, Output);
m_ParentWindow.SetProperty(0, 0);
m_MaximumCost = 0;
return;
}
int x = 0;
while ((DamageDiff > 0) && (x < SecondInput.m_ItemCount))
int NumItemsConsumed = 0;
// Repair until out of materials, or fully repaired
while ((DamageDiff > 0) && (NumItemsConsumed < Sacrifice.m_ItemCount))
{
Input.m_ItemDamage -= DamageDiff;
NeedExp += std::max(1, DamageDiff / 100) + static_cast<int>(Input.m_Enchantments.Count());
DamageDiff = std::min(static_cast<int>(Input.m_ItemDamage), static_cast<int>(Input.GetMaxDamage()) / 4);
Output.m_ItemDamage -= DamageDiff;
NeedExp += std::max(1, DamageDiff / 100) + static_cast<int>(Target.m_Enchantments.Count());
DamageDiff = std::min(static_cast<int>(Output.m_ItemDamage), static_cast<int>(Target.GetMaxDamage()) / 4);
++x;
++NumItemsConsumed;
}
m_StackSizeToBeUsedInRepair = static_cast<char>(x);
m_StackSizeToBeUsedInRepair = static_cast<char>(NumItemsConsumed);
}
else
else // Combining tools / armour
{
// Tool and armor repair with two tools / armors
if (!IsEnchantBook && (!Input.IsSameType(SecondInput) || !Input.IsDamageable()))
// No result if we can't combine the items
if (!IsEnchantBook && (!Target.IsSameType(Sacrifice) || !Target.IsDamageable()))
{
// No enchantment
Output.Empty();
SetSlot(2, a_Player, Output);
m_ParentWindow.SetProperty(0, 0);
m_MaximumCost = 0;
return;
}
if ((Input.GetMaxDamage() > 0) && !IsEnchantBook)
// Can we repair with sacrifice tool / armour?
if (Target.IsDamageable() && !IsEnchantBook && (Target.m_ItemDamage!=0))
{
int FirstDamageDiff = Input.GetMaxDamage() - Input.m_ItemDamage;
int SecondDamageDiff = SecondInput.GetMaxDamage() - SecondInput.m_ItemDamage;
int Damage = SecondDamageDiff + Input.GetMaxDamage() * 12 / 100;
// Durability = MaxDamage - m_ItemDamage = how far from broken
const short TargetDurability = Target.GetMaxDamage() - Target.m_ItemDamage;
const short SacrificeDurability = Sacrifice.GetMaxDamage() - Sacrifice.m_ItemDamage;
// How much durability to repair by:
const short RepairDurability = SacrificeDurability + Target.GetMaxDamage() * 12 / 100;
int NewItemDamage = Input.GetMaxDamage() - (FirstDamageDiff + Damage);
if (NewItemDamage > 0)
{
NewItemDamage = 0;
}
// Don't give item a negative damage:
short NewItemDamage = std::max<short>(Target.GetMaxDamage() - (TargetDurability + RepairDurability), 0);
if (NewItemDamage < Input.m_ItemDamage)
if (NewItemDamage < Target.m_ItemDamage)
{
Input.m_ItemDamage = static_cast<short>(NewItemDamage);
NeedExp += std::max(1, Damage / 100);
Output.m_ItemDamage = NewItemDamage;
NeedExp += std::max(1, RepairDurability / 100);
}
}
// Add the enchantments from the sacrifice to the target
int EnchantmentCost = Input.AddEnchantmentsFromItem(SecondInput);
int EnchantmentCost = Output.AddEnchantmentsFromItem(Sacrifice);
NeedExp += EnchantmentCost;
}
}
@ -1214,32 +1221,32 @@ void cSlotAreaAnvil::UpdateResult(cPlayer & a_Player)
if (RepairedItemName.empty())
{
// Remove custom name
if (!Input.m_CustomName.empty())
if (!Target.m_CustomName.empty())
{
NameChangeExp = (Input.IsDamageable()) ? 7 : (Input.m_ItemCount * 5);
NameChangeExp = (Target.IsDamageable()) ? 7 : (Target.m_ItemCount * 5);
NeedExp += NameChangeExp;
Input.m_CustomName = "";
Output.m_CustomName = "";
}
}
else if (RepairedItemName != Input.m_CustomName)
else if (RepairedItemName != Target.m_CustomName)
{
// Change custom name
NameChangeExp = (Input.IsDamageable()) ? 7 : (Input.m_ItemCount * 5);
NameChangeExp = (Target.IsDamageable()) ? 7 : (Target.m_ItemCount * 5);
NeedExp += NameChangeExp;
if (!Input.m_CustomName.empty())
if (!Target.m_CustomName.empty())
{
RepairCost += NameChangeExp / 2;
}
Input.m_CustomName = RepairedItemName;
Output.m_CustomName = RepairedItemName;
}
m_MaximumCost = RepairCost + NeedExp;
if (NeedExp < 0)
{
Input.Empty();
Output.Empty();
}
if ((NameChangeExp == NeedExp) && (NameChangeExp > 0) && (m_MaximumCost >= 40))
@ -1248,22 +1255,29 @@ void cSlotAreaAnvil::UpdateResult(cPlayer & a_Player)
}
if ((m_MaximumCost >= 40) && !a_Player.IsGameModeCreative())
{
Input.Empty();
Output.Empty();
}
if (!Input.IsEmpty())
if (!Output.IsEmpty())
{
RepairCost = std::max(Input.m_RepairCost, SecondInput.m_RepairCost);
if (!Input.m_CustomName.empty())
RepairCost = std::max(Target.m_RepairCost, Sacrifice.m_RepairCost);
if (!Output.m_CustomName.empty())
{
RepairCost -= 9;
}
RepairCost = std::max(RepairCost, 0);
RepairCost += 2;
Input.m_RepairCost = RepairCost;
Output.m_RepairCost = RepairCost;
}
SetSlot(2, a_Player, Input);
// If after everything, output will be the same then no point enchanting
if (Target.IsEqual(Output))
{
Output.Empty();
m_MaximumCost = 0;
}
SetSlot(2, a_Player, Output);
m_ParentWindow.SetProperty(0, static_cast<Int16>(m_MaximumCost));
}