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authorAlexander Harkness <bearbin@gmail.com>2013-11-24 15:19:41 +0100
committerAlexander Harkness <bearbin@gmail.com>2013-11-24 15:19:41 +0100
commit675b4aa878f16291ce33fced48a2bc7425f635ae (patch)
tree409914df27a98f65adf866da669429c4de141b6f /src/Entities/Entity.h
parentLineBlockTracer: Using the coord-based block faces. (diff)
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Diffstat (limited to 'src/Entities/Entity.h')
-rw-r--r--src/Entities/Entity.h445
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diff --git a/src/Entities/Entity.h b/src/Entities/Entity.h
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+++ b/src/Entities/Entity.h
@@ -0,0 +1,445 @@
+
+#pragma once
+
+#include "../Item.h"
+#include "../Vector3d.h"
+#include "../Vector3f.h"
+
+
+
+
+
+// Place this macro in the public section of each cEntity descendant class and you're done :)
+#define CLASS_PROTODEF(classname) \
+ virtual bool IsA(const char * a_ClassName) const override\
+ { \
+ return ((strcmp(a_ClassName, #classname) == 0) || super::IsA(a_ClassName)); \
+ } \
+ virtual const char * GetClass(void) const override \
+ { \
+ return #classname; \
+ } \
+ static const char * GetClassStatic(void) \
+ { \
+ return #classname; \
+ } \
+ virtual const char * GetParentClass(void) const override \
+ { \
+ return super::GetClass(); \
+ }
+
+
+
+
+
+class cWorld;
+class cReferenceManager;
+class cClientHandle;
+class cPlayer;
+class cChunk;
+
+
+
+
+
+// tolua_begin
+struct TakeDamageInfo
+{
+ eDamageType DamageType; // Where does the damage come from? Being hit / on fire / contact with cactus / ...
+ cEntity * Attacker; // The attacking entity; valid only for dtAttack
+ int RawDamage; // What damage would the receiver get without any armor. Usually: attacker mob type + weapons
+ int FinalDamage; // What actual damage will be received. Usually: m_RawDamage minus armor
+ Vector3d Knockback; // The amount and direction of knockback received from the damage
+ // TODO: Effects - list of effects that the hit is causing. Unknown representation yet
+} ;
+// tolua_end
+
+
+
+
+
+// tolua_begin
+class cEntity
+{
+public:
+
+ enum eEntityType
+ {
+ etEntity, // For all other types
+ etPlayer,
+ etPickup,
+ etMonster,
+ etFallingBlock,
+ etMinecart,
+ etBoat,
+ etTNT,
+ etProjectile,
+
+ // Common variations
+ etMob = etMonster, // DEPRECATED, use etMonster instead!
+ } ;
+
+ // tolua_end
+
+ enum
+ {
+ ENTITY_STATUS_HURT = 2,
+ ENTITY_STATUS_DEAD = 3,
+ ENTITY_STATUS_WOLF_TAMING = 6,
+ ENTITY_STATUS_WOLF_TAMED = 7,
+ ENTITY_STATUS_WOLF_SHAKING = 8,
+ ENTITY_STATUS_EATING_ACCEPTED = 9,
+ ENTITY_STATUS_SHEEP_EATING = 10,
+ ENTITY_STATUS_GOLEM_ROSING = 11,
+ ENTITY_STATUS_VILLAGER_HEARTS = 12,
+ ENTITY_STATUS_VILLAGER_ANGRY = 13,
+ ENTITY_STATUS_VILLAGER_HAPPY = 14,
+ ENTITY_STATUS_WITCH_MAGICKING = 15,
+ // It seems 16 (zombie conversion) is now done with metadata
+ ENTITY_STATUS_FIREWORK_EXPLODE= 17,
+ } ;
+
+ enum
+ {
+ FIRE_TICKS_PER_DAMAGE = 10, ///< How many ticks to wait between damaging an entity when it stands in fire
+ FIRE_DAMAGE = 1, ///< How much damage to deal when standing in fire
+ LAVA_TICKS_PER_DAMAGE = 10, ///< How many ticks to wait between damaging an entity when it stands in lava
+ LAVA_DAMAGE = 5, ///< How much damage to deal when standing in lava
+ BURN_TICKS_PER_DAMAGE = 20, ///< How many ticks to wait between damaging an entity when it is burning
+ BURN_DAMAGE = 1, ///< How much damage to deal when the entity is burning
+ BURN_TICKS = 200, ///< How long to keep an entity burning after it has stood in lava / fire
+ } ;
+
+ cEntity(eEntityType a_EntityType, double a_X, double a_Y, double a_Z, double a_Width, double a_Height);
+ virtual ~cEntity();
+
+ /// Spawns the entity in the world; returns true if spawned, false if not (plugin disallowed)
+ virtual bool Initialize(cWorld * a_World);
+
+ // tolua_begin
+
+ eEntityType GetEntityType(void) const { return m_EntityType; }
+
+ bool IsPlayer (void) const { return (m_EntityType == etPlayer); }
+ bool IsPickup (void) const { return (m_EntityType == etPickup); }
+ bool IsMob (void) const { return (m_EntityType == etMonster); }
+ bool IsFallingBlock(void) const { return (m_EntityType == etFallingBlock); }
+ bool IsMinecart (void) const { return (m_EntityType == etMinecart); }
+ bool IsBoat (void) const { return (m_EntityType == etBoat); }
+ bool IsTNT (void) const { return (m_EntityType == etTNT); }
+ bool IsProjectile (void) const { return (m_EntityType == etProjectile); }
+
+ /// Returns true if the entity is of the specified class or a subclass (cPawn's IsA("cEntity") returns true)
+ virtual bool IsA(const char * a_ClassName) const;
+
+ /// Returns the topmost class name for the object
+ virtual const char * GetClass(void) const;
+
+ // Returns the class name of this class
+ static const char * GetClassStatic(void);
+
+ /// Returns the topmost class's parent class name for the object. cEntity returns an empty string (no parent).
+ virtual const char * GetParentClass(void) const;
+
+ cWorld * GetWorld(void) const { return m_World; }
+
+ double GetHeadYaw (void) const { return m_HeadYaw; }
+ double GetHeight (void) const { return m_Height; }
+ double GetMass (void) const { return m_Mass; }
+ const Vector3d & GetPosition (void) const { return m_Pos; }
+ double GetPosX (void) const { return m_Pos.x; }
+ double GetPosY (void) const { return m_Pos.y; }
+ double GetPosZ (void) const { return m_Pos.z; }
+ const Vector3d & GetRot (void) const { return m_Rot; }
+ double GetRotation (void) const { return m_Rot.x; } // OBSOLETE, use GetYaw() instead
+ double GetYaw (void) const { return m_Rot.x; }
+ double GetPitch (void) const { return m_Rot.y; }
+ double GetRoll (void) const { return m_Rot.z; }
+ Vector3d GetLookVector(void) const;
+ const Vector3d & GetSpeed (void) const { return m_Speed; }
+ double GetSpeedX (void) const { return m_Speed.x; }
+ double GetSpeedY (void) const { return m_Speed.y; }
+ double GetSpeedZ (void) const { return m_Speed.z; }
+ double GetWidth (void) const { return m_Width; }
+
+ int GetChunkX(void) const {return (int)floor(m_Pos.x / cChunkDef::Width); }
+ int GetChunkZ(void) const {return (int)floor(m_Pos.z / cChunkDef::Width); }
+
+ void SetHeadYaw (double a_HeadYaw);
+ void SetHeight (double a_Height);
+ void SetMass (double a_Mass);
+ void SetPosX (double a_PosX);
+ void SetPosY (double a_PosY);
+ void SetPosZ (double a_PosZ);
+ void SetPosition(double a_PosX, double a_PosY, double a_PosZ);
+ void SetPosition(const Vector3d & a_Pos) { SetPosition(a_Pos.x, a_Pos.y, a_Pos.z); }
+ void SetRot (const Vector3f & a_Rot);
+ void SetRotation(double a_Rotation) { SetYaw(a_Rotation); } // OBSOLETE, use SetYaw() instead
+ void SetYaw (double a_Yaw);
+ void SetPitch (double a_Pitch);
+ void SetRoll (double a_Roll);
+ void SetSpeed (double a_SpeedX, double a_SpeedY, double a_SpeedZ);
+ void SetSpeed (const Vector3d & a_Speed) { SetSpeed(a_Speed.x, a_Speed.y, a_Speed.z); }
+ void SetSpeedX (double a_SpeedX);
+ void SetSpeedY (double a_SpeedY);
+ void SetSpeedZ (double a_SpeedZ);
+ void SetWidth (double a_Width);
+
+ void AddPosX (double a_AddPosX);
+ void AddPosY (double a_AddPosY);
+ void AddPosZ (double a_AddPosZ);
+ void AddPosition(double a_AddPosX, double a_AddPosY, double a_AddPosZ);
+ void AddPosition(const Vector3d & a_AddPos) { AddPosition(a_AddPos.x,a_AddPos.y,a_AddPos.z);}
+ void AddSpeed (double a_AddSpeedX, double a_AddSpeedY, double a_AddSpeedZ);
+ void AddSpeed (const Vector3d & a_AddSpeed) { AddSpeed(a_AddSpeed.x,a_AddSpeed.y,a_AddSpeed.z);}
+ void AddSpeedX (double a_AddSpeedX);
+ void AddSpeedY (double a_AddSpeedY);
+ void AddSpeedZ (double a_AddSpeedZ);
+
+ void SteerVehicle(float a_Forward, float a_Sideways);
+
+ inline int GetUniqueID(void) const { return m_UniqueID; }
+ inline bool IsDestroyed(void) const { return !m_IsInitialized; }
+
+ /// Schedules the entity for destroying; if a_ShouldBroadcast is set to true, broadcasts the DestroyEntity packet
+ void Destroy(bool a_ShouldBroadcast = true);
+
+ /// Makes this pawn take damage from an attack by a_Attacker. Damage values are calculated automatically and DoTakeDamage() called
+ void TakeDamage(cEntity & a_Attacker);
+
+ /// Makes this entity take the specified damage. The final damage is calculated using current armor, then DoTakeDamage() called
+ void TakeDamage(eDamageType a_DamageType, cEntity * a_Attacker, int a_RawDamage, double a_KnockbackAmount);
+
+ /// Makes this entity take the specified damage. The values are packed into a TDI, knockback calculated, then sent through DoTakeDamage()
+ void TakeDamage(eDamageType a_DamageType, cEntity * a_Attacker, int a_RawDamage, int a_FinalDamage, double a_KnockbackAmount);
+
+ float GetGravity(void) const { return m_Gravity; }
+
+ void SetGravity(float a_Gravity) { m_Gravity = a_Gravity; }
+
+ /// Sets the rotation to match the speed vector (entity goes "face-forward")
+ void SetRotationFromSpeed(void);
+
+ /// Sets the pitch to match the speed vector (entity gies "face-forward")
+ void SetPitchFromSpeed(void);
+
+ // tolua_end
+
+ /// Makes this entity take damage specified in the a_TDI. The TDI is sent through plugins first, then applied
+ virtual void DoTakeDamage(TakeDamageInfo & a_TDI);
+
+ // tolua_begin
+
+ /// Returns the hitpoints that this pawn can deal to a_Receiver using its equipped items
+ virtual int GetRawDamageAgainst(const cEntity & a_Receiver);
+
+ /// Returns the hitpoints out of a_RawDamage that the currently equipped armor would cover
+ virtual int GetArmorCoverAgainst(const cEntity * a_Attacker, eDamageType a_DamageType, int a_RawDamage);
+
+ /// Returns the knockback amount that the currently equipped items would cause to a_Receiver on a hit
+ virtual double GetKnockbackAmountAgainst(const cEntity & a_Receiver);
+
+ /// Returns the curently equipped weapon; empty item if none
+ virtual cItem GetEquippedWeapon(void) const { return cItem(); }
+
+ /// Returns the currently equipped helmet; empty item if none
+ virtual cItem GetEquippedHelmet(void) const { return cItem(); }
+
+ /// Returns the currently equipped chestplate; empty item if none
+ virtual cItem GetEquippedChestplate(void) const { return cItem(); }
+
+ /// Returns the currently equipped leggings; empty item if none
+ virtual cItem GetEquippedLeggings(void) const { return cItem(); }
+
+ /// Returns the currently equipped boots; empty item if none
+ virtual cItem GetEquippedBoots(void) const { return cItem(); }
+
+ /// Called when the health drops below zero. a_Killer may be NULL (environmental damage)
+ virtual void KilledBy(cEntity * a_Killer);
+
+ /// Heals the specified amount of HPs
+ void Heal(int a_HitPoints);
+
+ /// Returns the health of this entity
+ int GetHealth(void) const { return m_Health; }
+
+ /// Sets the health of this entity; doesn't broadcast any hurt animation
+ void SetHealth(int a_Health);
+
+ // tolua_end
+
+ virtual void Tick(float a_Dt, cChunk & a_Chunk);
+
+ /// Handles the physics of the entity - updates position based on speed, updates speed based on environment
+ virtual void HandlePhysics(float a_Dt, cChunk & a_Chunk);
+
+ /// Updates the state related to this entity being on fire
+ virtual void TickBurning(cChunk & a_Chunk);
+
+ /// Handles when the entity is in the void
+ virtual void TickInVoid(cChunk & a_Chunk);
+
+ /// Called when the entity starts burning
+ virtual void OnStartedBurning(void);
+
+ /// Called when the entity finishes burning
+ virtual void OnFinishedBurning(void);
+
+ // tolua_begin
+
+ /// Sets the maximum value for the health
+ void SetMaxHealth(int a_MaxHealth);
+
+ int GetMaxHealth(void) const { return m_MaxHealth; }
+
+ /// Puts the entity on fire for the specified amount of ticks
+ void StartBurning(int a_TicksLeftBurning);
+
+ /// Stops the entity from burning, resets all burning timers
+ void StopBurning(void);
+
+ // tolua_end
+
+ /** Descendants override this function to send a command to the specified client to spawn the entity on the client.
+ To spawn on all eligible clients, use cChunkMap::BroadcastSpawnEntity()
+ */
+ virtual void SpawnOn(cClientHandle & a_Client) = 0;
+
+ // tolua_begin
+
+ /// Teleports to the entity specified
+ virtual void TeleportToEntity(cEntity & a_Entity);
+
+ /// Teleports to the coordinates specified
+ virtual void TeleportToCoords(double a_PosX, double a_PosY, double a_PosZ);
+
+ // tolua_end
+
+ /// Updates clients of changes in the entity.
+ virtual void BroadcastMovementUpdate(const cClientHandle * a_Exclude = NULL);
+
+ /// Attaches to the specified entity; detaches from any previous one first
+ void AttachTo(cEntity * a_AttachTo);
+
+ /// Detaches from the currently attached entity, if any
+ void Detach(void);
+
+ /// Makes sure head yaw is not over the specified range.
+ void WrapHeadYaw();
+
+ /// Makes sure rotation is not over the specified range.
+ void WrapRotation();
+
+ /// Makes speed is not over 20. Max speed is 20 blocks / second
+ void WrapSpeed();
+
+ // tolua_begin
+
+ // COMMON metadata flags; descendants may override the defaults:
+ virtual bool IsOnFire (void) const {return (m_TicksLeftBurning > 0); }
+ virtual bool IsCrouched (void) const {return false; }
+ virtual bool IsRiding (void) const {return false; }
+ virtual bool IsSprinting(void) const {return false; }
+ virtual bool IsRclking (void) const {return false; }
+ virtual bool IsInvisible(void) const {return false; }
+
+ // tolua_end
+
+ /// Called when the specified player right-clicks this entity
+ virtual void OnRightClicked(cPlayer & a_Player) {};
+
+ /// Returns the list of drops for this pawn when it is killed. May check a_Killer for special handling (sword of looting etc.). Called from KilledBy().
+ virtual void GetDrops(cItems & a_Drops, cEntity * a_Killer = NULL) {}
+
+protected:
+ static cCriticalSection m_CSCount;
+ static int m_EntityCount;
+
+ int m_UniqueID;
+
+ int m_Health;
+ int m_MaxHealth;
+
+ /// The entity to which this entity is attached (vehicle), NULL if none
+ cEntity * m_AttachedTo;
+
+ /// The entity which is attached to this entity (rider), NULL if none
+ cEntity * m_Attachee;
+
+ cReferenceManager* m_Referencers;
+ cReferenceManager* m_References;
+
+ // Flags that signal that we haven't updated the clients with the latest.
+ bool m_bDirtyHead;
+ bool m_bDirtyOrientation;
+ bool m_bDirtyPosition;
+ bool m_bDirtySpeed;
+
+ bool m_bOnGround;
+ float m_Gravity;
+
+ // Last Position.
+ double m_LastPosX, m_LastPosY, m_LastPosZ;
+
+ // This variables keep track of the last time a packet was sent
+ Int64 m_TimeLastTeleportPacket,m_TimeLastMoveReltPacket,m_TimeLastSpeedPacket; // In ticks
+
+ bool m_IsInitialized; // Is set to true when it's initialized, until it's destroyed (Initialize() till Destroy() )
+
+ eEntityType m_EntityType;
+
+ cWorld * m_World;
+
+ /// Time, in ticks, since the last damage dealt by being on fire. Valid only if on fire (IsOnFire())
+ int m_TicksSinceLastBurnDamage;
+
+ /// Time, in ticks, since the last damage dealt by standing in lava. Reset to zero when moving out of lava.
+ int m_TicksSinceLastLavaDamage;
+
+ /// Time, in ticks, since the last damage dealt by standing in fire. Reset to zero when moving out of fire.
+ int m_TicksSinceLastFireDamage;
+
+ /// Time, in ticks, until the entity extinguishes its fire
+ int m_TicksLeftBurning;
+
+ /// Time, in ticks, since the last damage dealt by the void. Reset to zero when moving out of the void.
+ int m_TicksSinceLastVoidDamage;
+
+ virtual void Destroyed(void) {} // Called after the entity has been destroyed
+
+ void SetWorld(cWorld * a_World) { m_World = a_World; }
+
+ friend class cReferenceManager;
+ void AddReference( cEntity*& a_EntityPtr );
+ void ReferencedBy( cEntity*& a_EntityPtr );
+ void Dereference( cEntity*& a_EntityPtr );
+
+private:
+ // Measured in degrees (MAX 360°)
+ double m_HeadYaw;
+ // Measured in meter/second (m/s)
+ Vector3d m_Speed;
+ // Measured in degrees (MAX 360°)
+ Vector3d m_Rot;
+
+ /// Position of the entity's XZ center and Y bottom
+ Vector3d m_Pos;
+
+ // Measured in meter / second
+ Vector3d m_WaterSpeed;
+
+ // Measured in Kilograms (Kg)
+ double m_Mass;
+
+ /// Width of the entity, in the XZ plane. Since entities are represented as cylinders, this is more of a diameter.
+ double m_Width;
+
+ /// Height of the entity (Y axis)
+ double m_Height;
+} ; // tolua_export
+
+typedef std::list<cEntity *> cEntityList;
+
+
+
+