diff options
Diffstat (limited to 'src/Entities/SplashPotionEntity.cpp')
-rw-r--r-- | src/Entities/SplashPotionEntity.cpp | 107 |
1 files changed, 69 insertions, 38 deletions
diff --git a/src/Entities/SplashPotionEntity.cpp b/src/Entities/SplashPotionEntity.cpp index e84f1c430..804026cc0 100644 --- a/src/Entities/SplashPotionEntity.cpp +++ b/src/Entities/SplashPotionEntity.cpp @@ -7,11 +7,77 @@ -cSplashPotionEntity::cSplashPotionEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed, cEntityEffect::eType a_EntityEffectType, cEntityEffect a_EntityEffect, int a_PotionName) : +/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +// cSplashPotionEntityCallback: + +/** Used to distribute the splashed potion effect among nearby entities */ +class cSplashPotionCallback : + public cEntityCallback +{ +public: + /** Creates the callback. + @param a_HitPos The position where the splash potion has splashed + @param a_EntityEffectType The effect type of the potion + @param a_EntityEffect The effect description */ + cSplashPotionCallback(const Vector3d & a_HitPos, cEntityEffect::eType a_EntityEffectType, const cEntityEffect & a_EntityEffect) : + m_HitPos(a_HitPos), + m_EntityEffectType(a_EntityEffectType), + m_EntityEffect(a_EntityEffect) + { + } + + /** Called by cWorld::ForEachEntity(), adds the stored entity effect to the entity, if it is close enough. */ + virtual bool Item(cEntity * a_Entity) override + { + double SplashDistance = (a_Entity->GetPosition() - m_HitPos).Length(); + if (SplashDistance >= 20) + { + // Too far away + return false; + } + if (!a_Entity->IsPawn()) + { + // Not an entity that can take effects + return false; + } + + // y = -0.25x + 1, where x is the distance from the player. Approximation for potion splash. + // TODO: better equation + double Reduction = -0.25 * SplashDistance + 1.0; + if (Reduction < 0) + { + Reduction = 0; + } + + ((cPawn *) a_Entity)->AddEntityEffect(m_EntityEffectType, m_EntityEffect.GetDuration(), m_EntityEffect.GetIntensity(), Reduction); + return false; + } + +private: + const Vector3d & m_HitPos; + cEntityEffect::eType m_EntityEffectType; + const cEntityEffect & m_EntityEffect; +}; + + + + + +/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +// cSplashPotionEntity: + +cSplashPotionEntity::cSplashPotionEntity( + cEntity * a_Creator, + double a_X, double a_Y, double a_Z, + const Vector3d & a_Speed, + cEntityEffect::eType a_EntityEffectType, + cEntityEffect a_EntityEffect, + int a_PotionParticleType +) : super(pkSplashPotion, a_Creator, a_X, a_Y, a_Z, 0.25, 0.25), m_EntityEffectType(a_EntityEffectType), m_EntityEffect(a_EntityEffect), - m_PotionName(a_PotionName) + m_PotionParticleType(a_PotionParticleType) { SetSpeed(a_Speed); } @@ -46,42 +112,7 @@ void cSplashPotionEntity::Splash(const Vector3d & a_HitPos) cSplashPotionCallback Callback(a_HitPos, m_EntityEffectType, m_EntityEffect); m_World->ForEachEntity(Callback); - m_World->BroadcastSoundParticleEffect(2002, a_HitPos.x, a_HitPos.y, a_HitPos.z, m_PotionName); -} - - - - - -cSplashPotionEntity::cSplashPotionCallback::cSplashPotionCallback(const Vector3d & a_HitPos, cEntityEffect::eType &a_EntityEffectType, cEntityEffect &a_EntityEffect): - m_HitPos(a_HitPos), - m_EntityEffectType(a_EntityEffectType), - m_EntityEffect(a_EntityEffect) -{ - -} - - - - - -bool cSplashPotionEntity::cSplashPotionCallback::Item(cEntity * a_Entity) -{ - double SplashDistance = (a_Entity->GetPosition() - m_HitPos).Length(); - if (SplashDistance < 20 && a_Entity->IsPawn()) - { - // y = -0.25x + 1, where x is the distance from the player. Approximation for potion splash. - // TODO: better equation - double Reduction = -0.25 * SplashDistance + 1.0; - if (Reduction < 0) - { - Reduction = 0; - } - - m_EntityEffect.SetDistanceModifier(Reduction); - ((cPawn *) a_Entity)->AddEntityEffect(m_EntityEffectType, m_EntityEffect.GetDuration(), m_EntityEffect.GetIntensity(), Reduction); - } - return false; + m_World->BroadcastSoundParticleEffect(2002, a_HitPos.x, a_HitPos.y, a_HitPos.z, m_PotionParticleType); } |