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authorLogicParrot <LogicParrot@users.noreply.github.com>2017-09-02 09:45:06 +0200
committerAlexander Harkness <me@bearbin.net>2017-09-02 09:50:23 +0200
commit49c443896dcac8c4eaf08c4024e8bd2366ad899a (patch)
treeb1ec46cab2b4e5731860c7136f1bbfca6fe9d458 /src/Entities/SplashPotionEntity.cpp
parentSetSwimState now takes into account head height (diff)
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Diffstat (limited to 'src/Entities/SplashPotionEntity.cpp')
-rw-r--r--src/Entities/SplashPotionEntity.cpp80
1 files changed, 56 insertions, 24 deletions
diff --git a/src/Entities/SplashPotionEntity.cpp b/src/Entities/SplashPotionEntity.cpp
index 35afe0fea..af4008e83 100644
--- a/src/Entities/SplashPotionEntity.cpp
+++ b/src/Entities/SplashPotionEntity.cpp
@@ -17,6 +17,60 @@
////////////////////////////////////////////////////////////////////////////////
+// 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
+ {
+ if (!a_Entity->IsPawn())
+ {
+ // Not an entity that can take effects
+ return false;
+ }
+
+ double SplashDistance = (a_Entity->GetPosition() - m_HitPos).Length();
+ if (SplashDistance >= 20)
+ {
+ // Too far away
+ 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;
+ Reduction = std::max(Reduction, 0.0);
+
+ static_cast<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(
@@ -65,30 +119,8 @@ void cSplashPotionEntity::OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_
void cSplashPotionEntity::Splash(const Vector3d & a_HitPos)
{
- m_World->ForEachEntity([=](cEntity & a_Entity)
- {
- if (!a_Entity.IsPawn())
- {
- // Not an entity that can take effects
- return false;
- }
-
- double SplashDistance = (a_Entity.GetPosition() - a_HitPos).Length();
- if (SplashDistance >= 20)
- {
- // Too far away
- 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;
- Reduction = std::max(Reduction, 0.0);
-
- static_cast<cPawn &>(a_Entity).AddEntityEffect(m_EntityEffectType, m_EntityEffect.GetDuration(), m_EntityEffect.GetIntensity(), Reduction);
- return false;
- }
- );
+ cSplashPotionCallback Callback(a_HitPos, m_EntityEffectType, m_EntityEffect);
+ m_World->ForEachEntity(Callback);
m_World->BroadcastSoundParticleEffect(
EffectID::PARTICLE_SPLASH_POTION,