100 lines
3.3 KiB
C++
100 lines
3.3 KiB
C++
#ifndef STAR_DAMAGE_MANAGER_HPP
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#define STAR_DAMAGE_MANAGER_HPP
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#include "StarDamage.hpp"
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#include "StarDamageTypes.hpp"
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namespace Star {
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STAR_CLASS(World);
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STAR_CLASS(Entity);
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STAR_CLASS(DamageManager);
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struct RemoteHitRequest {
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ConnectionId destinationConnection() const;
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EntityId causingEntityId;
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EntityId targetEntityId;
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DamageRequest damageRequest;
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};
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DataStream& operator<<(DataStream& ds, RemoteHitRequest const& hitRequest);
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DataStream& operator>>(DataStream& ds, RemoteHitRequest& hitRequest);
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struct RemoteDamageRequest {
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ConnectionId destinationConnection() const;
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EntityId causingEntityId;
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EntityId targetEntityId;
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DamageRequest damageRequest;
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};
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DataStream& operator<<(DataStream& ds, RemoteDamageRequest const& damageRequest);
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DataStream& operator>>(DataStream& ds, RemoteDamageRequest& damageRequest);
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struct RemoteDamageNotification {
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EntityId sourceEntityId;
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DamageNotification damageNotification;
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};
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DataStream& operator<<(DataStream& ds, RemoteDamageNotification const& damageNotification);
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DataStream& operator>>(DataStream& ds, RemoteDamageNotification& damageNotification);
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// Right now, handles entity -> entity damage and ensures that no repeat damage
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// is applied within the damage cutoff time from the same causing entity.
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class DamageManager {
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public:
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DamageManager(World* world, ConnectionId connectionId);
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// Notify entities that they have caused damage, apply damage to master
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// entities, produce damage notifications, and run down damage timeouts.
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void update(float dt);
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// Incoming RemoteHitRequest and RemoteDamageRequest must have the
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// destinationConnection equal to the DamageManager's connectionId
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void pushRemoteHitRequest(RemoteHitRequest const& remoteHitRequest);
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void pushRemoteDamageRequest(RemoteDamageRequest const& remoteDamageRequest);
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void pushRemoteDamageNotification(RemoteDamageNotification remoteDamageNotification);
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List<RemoteHitRequest> pullRemoteHitRequests();
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List<RemoteDamageRequest> pullRemoteDamageRequests();
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List<RemoteDamageNotification> pullRemoteDamageNotifications();
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// Pending *local* notifications. Sum of all notifications either generated
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// locally or recieved.
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List<DamageNotification> pullPendingNotifications();
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private:
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struct EntityDamageEvent {
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Variant<EntityId, String> timeoutGroup;
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float timeout;
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};
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// Searches for and queries for hit to any entity within range of the
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// damage source. Skips over source.sourceEntityId, if set.
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SmallList<pair<EntityId, HitType>, 4> queryHit(DamageSource const& source, EntityId causingId) const;
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bool isAuthoritative(EntityPtr const& causingEntity, EntityPtr const& targetEntity);
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void addHitRequest(RemoteHitRequest const& remoteHitRequest);
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void addDamageRequest(RemoteDamageRequest remoteDamageRequest);
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void addDamageNotification(RemoteDamageNotification remoteDamageNotification);
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World* m_world;
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ConnectionId m_connectionId;
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// Maps target entity to all of the recent damage events that entity has
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// received, to prevent rapidly repeating damage.
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HashMap<EntityId, List<EntityDamageEvent>> m_recentEntityDamages;
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List<RemoteHitRequest> m_pendingRemoteHitRequests;
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List<RemoteDamageRequest> m_pendingRemoteDamageRequests;
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List<RemoteDamageNotification> m_pendingRemoteNotifications;
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List<DamageNotification> m_pendingNotifications;
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};
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}
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#endif
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