From 061010288a99fd11f91bf713ac68068c57f79be7 Mon Sep 17 00:00:00 2001 From: archshift Date: Mon, 14 Jul 2014 13:46:15 -0700 Subject: Readability and clarity changes --- src/Entities/Entity.cpp | 9 ++++-- src/Entities/EntityEffect.cpp | 41 +++++++++-------------- src/Entities/EntityEffect.h | 2 +- src/Items/ItemPotion.h | 75 ++++++++++++++++++++++++++----------------- 4 files changed, 68 insertions(+), 59 deletions(-) (limited to 'src') diff --git a/src/Entities/Entity.cpp b/src/Entities/Entity.cpp index 042c4b4c3..670e8420a 100644 --- a/src/Entities/Entity.cpp +++ b/src/Entities/Entity.cpp @@ -311,10 +311,13 @@ bool cEntity::DoTakeDamage(TakeDamageInfo & a_TDI) // IsOnGround() only is false if the player is moving downwards // TODO: Better damage increase, and check for enchantments (and use magic critical instead of plain) - if (!Player->IsOnGround() && (a_TDI.DamageType == dtAttack || a_TDI.DamageType == dtArrowAttack)) + if (!Player->IsOnGround()) { - a_TDI.FinalDamage += 2; - m_World->BroadcastEntityAnimation(*this, 4); // Critical hit + if ((a_TDI.DamageType == dtAttack) || (a_TDI.DamageType == dtArrowAttack)) + { + a_TDI.FinalDamage += 2; + m_World->BroadcastEntityAnimation(*this, 4); // Critical hit + } } Player->GetStatManager().AddValue(statDamageDealt, (StatValue)floor(a_TDI.FinalDamage * 10 + 0.5)); diff --git a/src/Entities/EntityEffect.cpp b/src/Entities/EntityEffect.cpp index 852099b79..12dd17d72 100644 --- a/src/Entities/EntityEffect.cpp +++ b/src/Entities/EntityEffect.cpp @@ -113,15 +113,12 @@ void cEntityEffect::OnTick(cPawn & a_Target) void cEntityEffectInstantHealth::OnActivate(cPawn & a_Target) { // Base amount = 6, doubles for every increase in intensity - int amount = (int)(6 * std::pow(2.0, m_Intensity) * m_DistanceModifier); + int amount = (int)(6 * (1 << m_Intensity) * m_DistanceModifier); - if (a_Target.IsMob()) + if (a_Target.IsMob() && ((cMonster &) a_Target).IsUndead()) { - if (((cMonster &) a_Target).IsUndead()) - { - a_Target.TakeDamage(dtPotionOfHarming, NULL, amount, 0); // TODO: Store attacker in a pointer-safe way, pass to TakeDamage - return; - } + a_Target.TakeDamage(dtPotionOfHarming, NULL, amount, 0); // TODO: Store attacker in a pointer-safe way, pass to TakeDamage + return; } a_Target.Heal(amount); } @@ -136,15 +133,12 @@ void cEntityEffectInstantHealth::OnActivate(cPawn & a_Target) void cEntityEffectInstantDamage::OnActivate(cPawn & a_Target) { // Base amount = 6, doubles for every increase in intensity - int amount = (int)(6 * std::pow(2.0, m_Intensity) * m_DistanceModifier); + int amount = (int)(6 * (1 << m_Intensity) * m_DistanceModifier); - if (a_Target.IsMob()) + if (a_Target.IsMob() && ((cMonster &) a_Target).IsUndead()) { - if (((cMonster &) a_Target).IsUndead()) - { - a_Target.Heal(amount); - return; - } + a_Target.Heal(amount); + return; } a_Target.TakeDamage(dtPotionOfHarming, NULL, amount, 0); // TODO: Store attacker in a pointer-safe way, pass to TakeDamage } @@ -160,18 +154,15 @@ void cEntityEffectRegeneration::OnTick(cPawn & a_Target) { super::OnTick(a_Target); - if (a_Target.IsMob()) + if (a_Target.IsMob() && ((cMonster &) a_Target).IsUndead()) { - if (((cMonster &) a_Target).IsUndead()) - { - return; - } + return; } // Regen frequency = 50 ticks, divided by potion level (Regen II = 25 ticks) int frequency = (int) std::floor(50.0 / (double)(m_Intensity + 1)); - if (m_Ticks % frequency != 0) + if ((m_Ticks % frequency) != 0) { return; } @@ -231,9 +222,9 @@ void cEntityEffectPoison::OnTick(cPawn & a_Target) cMonster & Target = (cMonster &) a_Target; // Doesn't effect undead mobs, spiders - if (Target.IsUndead() - || Target.GetMobType() == cMonster::mtSpider - || Target.GetMobType() == cMonster::mtCaveSpider) + if ((Target.IsUndead()) + || (Target.GetMobType() == cMonster::mtSpider) + || (Target.GetMobType() == cMonster::mtCaveSpider)) { return; } @@ -242,7 +233,7 @@ void cEntityEffectPoison::OnTick(cPawn & a_Target) // Poison frequency = 25 ticks, divided by potion level (Poison II = 12 ticks) int frequency = (int) std::floor(25.0 / (double)(m_Intensity + 1)); - if (m_Ticks % frequency == 0) + if ((m_Ticks % frequency) == 0) { // Cannot take poison damage when health is at 1 if (a_Target.GetHealth() > 1) @@ -266,7 +257,7 @@ void cEntityEffectWither::OnTick(cPawn & a_Target) // Poison frequency = 40 ticks, divided by effect level (Wither II = 20 ticks) int frequency = (int) std::floor(25.0 / (double)(m_Intensity + 1)); - if (m_Ticks % frequency == 0) + if ((m_Ticks % frequency) == 0) { a_Target.TakeDamage(dtWither, NULL, 1, 0); } diff --git a/src/Entities/EntityEffect.h b/src/Entities/EntityEffect.h index c6532a9bd..ea0716d59 100644 --- a/src/Entities/EntityEffect.h +++ b/src/Entities/EntityEffect.h @@ -220,7 +220,7 @@ class cEntityEffectNausea: typedef cEntityEffect super; public: cEntityEffectNausea(int a_Duration, short a_Intensity, double a_DistanceModifier = 1): - super(a_Duration, a_Intensity, a_DistanceModifier) + super(a_Duration, a_Intensity, a_DistanceModifier) { } }; diff --git a/src/Items/ItemPotion.h b/src/Items/ItemPotion.h index 5badeda94..b72499431 100644 --- a/src/Items/ItemPotion.h +++ b/src/Items/ItemPotion.h @@ -11,33 +11,35 @@ class cItemPotionHandler: int GetPotionName(short a_ItemDamage) { - return a_ItemDamage & 63; + // First six bits (least significant) + return a_ItemDamage & 0x3F; } cEntityEffect::eType GetEntityEffectType(short a_ItemDamage) { + // First four bits (least significant) // Potion effect bits are different from entity effect values // For reference: http://minecraft.gamepedia.com/Data_values#.22Potion_effect.22_bits - switch (a_ItemDamage & 15) + switch (a_ItemDamage & 0xF) { - case 1: return cEntityEffect::effRegeneration; - case 2: return cEntityEffect::effSpeed; - case 3: return cEntityEffect::effFireResistance; - case 4: return cEntityEffect::effPoison; - case 5: return cEntityEffect::effInstantHealth; - case 6: return cEntityEffect::effNightVision; - case 8: return cEntityEffect::effWeakness; - case 9: return cEntityEffect::effStrength; - case 10: return cEntityEffect::effSlowness; - case 12: return cEntityEffect::effInstantDamage; - case 13: return cEntityEffect::effWaterBreathing; - case 14: return cEntityEffect::effInvisibility; + case 0x1: return cEntityEffect::effRegeneration; + case 0x2: return cEntityEffect::effSpeed; + case 0x3: return cEntityEffect::effFireResistance; + case 0x4: return cEntityEffect::effPoison; + case 0x5: return cEntityEffect::effInstantHealth; + case 0x6: return cEntityEffect::effNightVision; + case 0x8: return cEntityEffect::effWeakness; + case 0x9: return cEntityEffect::effStrength; + case 0xA: return cEntityEffect::effSlowness; + case 0xC: return cEntityEffect::effInstantDamage; + case 0xD: return cEntityEffect::effWaterBreathing; + case 0xE: return cEntityEffect::effInvisibility; // No effect potions - case 0: - case 7: - case 11: - case 15: + case 0x0: + case 0x7: + case 0xB: // Will be potion of leaping in 1.8 + case 0xF: { break; } @@ -48,9 +50,8 @@ class cItemPotionHandler: short GetEntityEffectIntensity(short a_ItemDamage) { - // Level II potion if fifth bit is set - if (a_ItemDamage & 32) return 1; - else return 0; + // Level II potion if fifth bit (from zero) is set + return (a_ItemDamage & 0x20) ? 1 : 0; } int GetEntityEffectDuration(short a_ItemDamage) @@ -91,8 +92,8 @@ class cItemPotionHandler: TierCoeff = (GetEntityEffectIntensity(a_ItemDamage) > 0) ? 0.5 : 1; // If potion is extended, multiply duration by 8/3. If not, stays the same - // Extended potion if sixth bit is set - ExtCoeff = (a_ItemDamage & 64) ? (8.0/3.0) : 1; + // Extended potion if sixth bit (from zero) is set + ExtCoeff = (a_ItemDamage & 0x40) ? (8.0/3.0) : 1; // If potion is splash potion, multiply duration by 3/4. If not, stays the same SplashCoeff = IsDrinkable(a_ItemDamage) ? 1 : 0.75; @@ -112,18 +113,26 @@ public: virtual bool IsDrinkable(short a_ItemDamage) override { - // Drinkable potion if 13th bit is set + // Drinkable potion if 13th bit (from zero) is set // For reference: http://minecraft.gamepedia.com/Potions#Data_value_table - return ((a_ItemDamage & 8192) != 0); + return ((a_ItemDamage & 0x2000) != 0); } virtual bool OnItemUse(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_Dir) override { + short PotionDamage = a_Item.m_ItemDamage; + + // Only called when potion is a splash potion + if (IsDrinkable(PotionDamage)) + { + return false; + } + Vector3d Pos = a_Player->GetThrowStartPos(); Vector3d Speed = a_Player->GetLookVector() * 7; - short potion_damage = a_Item.m_ItemDamage; - cSplashPotionEntity *Projectile = new cSplashPotionEntity(a_Player, Pos.x, Pos.y, Pos.z, &Speed, GetEntityEffectType(potion_damage), cEntityEffect(GetEntityEffectDuration(potion_damage), GetEntityEffectIntensity(potion_damage)), GetPotionName(potion_damage)); + cSplashPotionEntity *Projectile = new cSplashPotionEntity(a_Player, Pos.x, Pos.y, Pos.z, &Speed, GetEntityEffectType(PotionDamage), cEntityEffect(GetEntityEffectDuration(PotionDamage), GetEntityEffectIntensity(PotionDamage)), GetPotionName(PotionDamage)); + if (Projectile == NULL) { return false; @@ -139,14 +148,20 @@ public: a_Player->GetInventory().RemoveOneEquippedItem(); } - // Called when potion is a splash potion return true; } virtual bool EatItem(cPlayer * a_Player, cItem * a_Item) override { - // Called when potion is a drinkable potion - a_Player->AddEntityEffect(GetEntityEffectType(a_Item->m_ItemDamage), GetEntityEffectDuration(a_Item->m_ItemDamage), GetEntityEffectIntensity(a_Item->m_ItemDamage)); + short PotionDamage = a_Item->m_ItemDamage; + + // Only called when potion is a drinkable potion + if (!IsDrinkable(a_Item->m_ItemDamage)) + { + return false; + } + + a_Player->AddEntityEffect(GetEntityEffectType(PotionDamage), GetEntityEffectDuration(PotionDamage), GetEntityEffectIntensity(PotionDamage)); a_Player->GetInventory().RemoveOneEquippedItem(); a_Player->GetInventory().AddItem(E_ITEM_GLASS_BOTTLE); return true; -- cgit v1.2.3