summaryrefslogtreecommitdiffstats
path: root/src/Items/ItemPotion.h
diff options
context:
space:
mode:
authorTiger Wang <ziwei.tiger@hotmail.co.uk>2014-07-29 16:27:19 +0200
committerTiger Wang <ziwei.tiger@hotmail.co.uk>2014-07-29 16:27:19 +0200
commit8811837aea2a33ba5da424087429864f811bf5e5 (patch)
treebaeedba8fb618766cf7d4e1657d2d48c84f45a59 /src/Items/ItemPotion.h
parentSuggestions (diff)
parentDistortedHeightmap: Now generates gravel in deep ocean. (diff)
downloadcuberite-8811837aea2a33ba5da424087429864f811bf5e5.tar
cuberite-8811837aea2a33ba5da424087429864f811bf5e5.tar.gz
cuberite-8811837aea2a33ba5da424087429864f811bf5e5.tar.bz2
cuberite-8811837aea2a33ba5da424087429864f811bf5e5.tar.lz
cuberite-8811837aea2a33ba5da424087429864f811bf5e5.tar.xz
cuberite-8811837aea2a33ba5da424087429864f811bf5e5.tar.zst
cuberite-8811837aea2a33ba5da424087429864f811bf5e5.zip
Diffstat (limited to 'src/Items/ItemPotion.h')
-rw-r--r--src/Items/ItemPotion.h138
1 files changed, 9 insertions, 129 deletions
diff --git a/src/Items/ItemPotion.h b/src/Items/ItemPotion.h
index f16d89b39..24614cd8a 100644
--- a/src/Items/ItemPotion.h
+++ b/src/Items/ItemPotion.h
@@ -17,126 +17,12 @@ public:
}
- /** Returns the potion color (used by the client for visuals), based on the potion's damage value */
- static int GetPotionColor(short a_ItemDamage)
- {
- // Lowest six bits
- return (a_ItemDamage & 0x3f);
- }
-
-
- /** Translates the potion's damage value into the entity effect that the potion gives */
- static cEntityEffect::eType GetEntityEffectType(short a_ItemDamage)
- {
- // Lowest four bits
- // Potion effect bits are different from entity effect values
- // For reference: http://minecraft.gamepedia.com/Data_values#.22Potion_effect.22_bits
- switch (a_ItemDamage & 0x0f)
- {
- case 0x01: return cEntityEffect::effRegeneration;
- case 0x02: return cEntityEffect::effSpeed;
- case 0x03: return cEntityEffect::effFireResistance;
- case 0x04: return cEntityEffect::effPoison;
- case 0x05: return cEntityEffect::effInstantHealth;
- case 0x06: return cEntityEffect::effNightVision;
- case 0x08: return cEntityEffect::effWeakness;
- case 0x09: return cEntityEffect::effStrength;
- case 0x0a: return cEntityEffect::effSlowness;
- case 0x0c: return cEntityEffect::effInstantDamage;
- case 0x0d: return cEntityEffect::effWaterBreathing;
- case 0x0e: return cEntityEffect::effInvisibility;
-
- // No effect potions
- case 0x00:
- case 0x07:
- case 0x0b: // Will be potion of leaping in 1.8
- case 0x0f:
- {
- break;
- }
- }
- return cEntityEffect::effNoEffect;
- }
-
-
- /** Retrieves the intensity level from the potion's damage value.
- Returns 0 for level I potions, 1 for level II potions. */
- static short GetEntityEffectIntensity(short a_ItemDamage)
- {
- // Level II potion if the fifth lowest bit is set
- return ((a_ItemDamage & 0x20) != 0) ? 1 : 0;
- }
-
-
- /** Returns the effect duration, in ticks, based on the potion's damage value */
- static int GetEntityEffectDuration(short a_ItemDamage)
- {
- // Base duration in ticks
- int base = 0;
- double TierCoeff = 1, ExtCoeff = 1, SplashCoeff = 1;
-
- switch (GetEntityEffectType(a_ItemDamage))
- {
- case cEntityEffect::effRegeneration:
- case cEntityEffect::effPoison:
- {
- base = 900;
- break;
- }
-
- case cEntityEffect::effSpeed:
- case cEntityEffect::effFireResistance:
- case cEntityEffect::effNightVision:
- case cEntityEffect::effStrength:
- case cEntityEffect::effWaterBreathing:
- case cEntityEffect::effInvisibility:
- {
- base = 3600;
- break;
- }
-
- case cEntityEffect::effWeakness:
- case cEntityEffect::effSlowness:
- {
- base = 1800;
- break;
- }
- }
-
- // If potion is level II, half the duration. If not, stays the same
- 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 lowest bit 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 = IsPotionDrinkable(a_ItemDamage) ? 1 : 0.75;
-
- // Ref.:
- // http://minecraft.gamepedia.com/Data_values#.22Tier.22_bit
- // http://minecraft.gamepedia.com/Data_values#.22Extended_duration.22_bit
- // http://minecraft.gamepedia.com/Data_values#.22Splash_potion.22_bit
-
- return (int)(base * TierCoeff * ExtCoeff * SplashCoeff);
- }
-
-
- /** Returns true if the potion with the given damage is drinkable */
- static bool IsPotionDrinkable(short a_ItemDamage)
- {
- // Drinkable potion if 13th lowest bit is set
- // Ref.: http://minecraft.gamepedia.com/Potions#Data_value_table
- return ((a_ItemDamage & 0x2000) != 0);
- }
-
-
// cItemHandler overrides:
virtual bool IsDrinkable(short a_ItemDamage) override
{
// Drinkable potion if 13th lowest bit is set
// Ref.: http://minecraft.gamepedia.com/Potions#Data_value_table
- return IsPotionDrinkable(a_ItemDamage);
+ return cEntityEffect::IsPotionDrinkable(a_ItemDamage);
}
@@ -145,7 +31,7 @@ public:
short PotionDamage = a_Item.m_ItemDamage;
// Do not throw non-splash potions:
- if (IsPotionDrinkable(PotionDamage))
+ if (cEntityEffect::IsPotionDrinkable(PotionDamage))
{
return false;
}
@@ -153,20 +39,10 @@ public:
Vector3d Pos = a_Player->GetThrowStartPos();
Vector3d Speed = a_Player->GetLookVector() * 7;
- cSplashPotionEntity * Projectile = new cSplashPotionEntity(
- a_Player, Pos.x, Pos.y, Pos.z, Speed,
- GetEntityEffectType(PotionDamage), cEntityEffect(GetEntityEffectDuration(PotionDamage),
- GetEntityEffectIntensity(PotionDamage)), GetPotionColor(PotionDamage)
- );
- if (Projectile == NULL)
+ if (a_World->CreateProjectile(Pos.x, Pos.y, Pos.z, cProjectileEntity::pkSplashPotion, a_Player, &a_Player->GetEquippedItem(), &Speed) < 0)
{
return false;
}
- if (!Projectile->Initialize(*a_World))
- {
- delete Projectile;
- return false;
- }
if (!a_Player->IsGameModeCreative())
{
@@ -182,12 +58,16 @@ public:
short PotionDamage = a_Item->m_ItemDamage;
// Do not drink undrinkable potions:
- if (!IsDrinkable(a_Item->m_ItemDamage))
+ if (!cEntityEffect::IsPotionDrinkable(a_Item->m_ItemDamage))
{
return false;
}
- a_Player->AddEntityEffect(GetEntityEffectType(PotionDamage), GetEntityEffectDuration(PotionDamage), GetEntityEffectIntensity(PotionDamage));
+ a_Player->AddEntityEffect(
+ cEntityEffect::GetPotionEffectType(PotionDamage),
+ cEntityEffect::GetPotionEffectDuration(PotionDamage),
+ cEntityEffect::GetPotionEffectIntensity(PotionDamage)
+ );
a_Player->GetInventory().RemoveOneEquippedItem();
a_Player->GetInventory().AddItem(E_ITEM_GLASS_BOTTLE);
return true;