/*
-Minetest-c55
-Copyright (C) 2010-2011 celeron55, Perttu Ahola <celeron55@gmail.com>
+Minetest
+Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
-#ifndef SERVEROBJECT_HEADER
-#define SERVEROBJECT_HEADER
+#pragma once
+#include <unordered_set>
#include "irrlichttypes_bloated.h"
#include "activeobject.h"
#include "inventorymanager.h"
class ServerEnvironment;
struct ItemStack;
-class Player;
struct ToolCapabilities;
struct ObjectProperties;
+struct PlayerHPChangeReason;
class ServerActiveObject : public ActiveObject
{
Prototypes are used that way.
*/
ServerActiveObject(ServerEnvironment *env, v3f pos);
- virtual ~ServerActiveObject();
+ virtual ~ServerActiveObject() = default;
- virtual u8 getSendType() const
+ virtual ActiveObjectType getSendType() const
{ return getType(); }
// Called after id has been set and has been inserted in environment
virtual bool environmentDeletes() const
{ return true; }
- virtual bool unlimitedTransferDistance() const
- { return false; }
-
// Create a certain type of ServerActiveObject
- static ServerActiveObject* create(u8 type,
+ static ServerActiveObject* create(ActiveObjectType type,
ServerEnvironment *env, u16 id, v3f pos,
const std::string &data);
-
+
/*
Some simple getters/setters
*/
- v3f getBasePosition(){ return m_base_position; }
+ v3f getBasePosition() const { return m_base_position; }
void setBasePosition(v3f pos){ m_base_position = pos; }
ServerEnvironment* getEnv(){ return m_env; }
-
+
/*
Some more dynamic interface
*/
-
- virtual void setPos(v3f pos)
+
+ virtual void setPos(const v3f &pos)
{ setBasePosition(pos); }
// continuous: if true, object does not stop immediately at pos
virtual void moveTo(v3f pos, bool continuous)
// If object has moved less than this and data has not changed,
// saving to disk may be omitted
virtual float getMinimumSavedMovement();
-
- virtual bool isPeaceful(){return true;}
virtual std::string getDescription(){return "SAO";}
-
+
/*
Step object in time.
Messages added to messages are sent to client over network.
packet.
*/
virtual void step(float dtime, bool send_recommended){}
-
+
/*
The return value of this is passed to the client-side object
when it is created
*/
- virtual std::string getClientInitializationData(){return "";}
-
+ virtual std::string getClientInitializationData(u16 protocol_version){return "";}
+
/*
The return value of this is passed to the server-side object
when it is created (converted from static to active - actually
the data is the static form)
*/
- virtual std::string getStaticData()
+ virtual void getStaticData(std::string *result) const
{
assert(isStaticAllowed());
- return "";
+ *result = "";
}
/*
Return false in here to never save and instead remove object
*/
virtual bool isStaticAllowed() const
{return true;}
-
+
// Returns tool wear
- virtual int punch(v3f dir,
- const ToolCapabilities *toolcap=NULL,
- ServerActiveObject *puncher=NULL,
- float time_from_last_punch=1000000)
+ virtual u16 punch(v3f dir,
+ const ToolCapabilities *toolcap = nullptr,
+ ServerActiveObject *puncher = nullptr,
+ float time_from_last_punch = 1000000.0f)
{ return 0; }
virtual void rightClick(ServerActiveObject *clicker)
{}
- virtual void setHP(s16 hp)
+ virtual void setHP(s32 hp, const PlayerHPChangeReason &reason)
{}
- virtual s16 getHP() const
+ virtual u16 getHP() const
{ return 0; }
virtual void setArmorGroups(const ItemGroupList &armor_groups)
{}
+ virtual const ItemGroupList &getArmorGroups() const
+ { static ItemGroupList rv; return rv; }
+ virtual void setPhysicsOverride(float physics_override_speed, float physics_override_jump, float physics_override_gravity)
+ {}
+ virtual void setAnimation(v2f frames, float frame_speed, float frame_blend, bool frame_loop)
+ {}
+ virtual void getAnimation(v2f *frames, float *frame_speed, float *frame_blend, bool *frame_loop)
+ {}
+ virtual void setAnimationSpeed(float frame_speed)
+ {}
+ virtual void setBonePosition(const std::string &bone, v3f position, v3f rotation)
+ {}
+ virtual void getBonePosition(const std::string &bone, v3f *position, v3f *lotation)
+ {}
+ virtual const std::unordered_set<int> &getAttachmentChildIds() const
+ { static std::unordered_set<int> rv; return rv; }
+ virtual ServerActiveObject *getParent() const { return nullptr; }
virtual ObjectProperties* accessObjectProperties()
{ return NULL; }
virtual void notifyObjectPropertiesModified()
{}
// Inventory and wielded item
- virtual Inventory* getInventory()
- { return NULL; }
- virtual const Inventory* getInventory() const
+ virtual Inventory *getInventory() const
{ return NULL; }
virtual InventoryLocation getInventoryLocation() const
{ return InventoryLocation(); }
{}
virtual std::string getWieldList() const
{ return ""; }
- virtual int getWieldIndex() const
+ virtual u16 getWieldIndex() const
{ return 0; }
- virtual ItemStack getWieldedItem() const;
+ virtual ItemStack getWieldedItem(ItemStack *selected,
+ ItemStack *hand = nullptr) const;
virtual bool setWieldedItem(const ItemStack &item);
+ inline void attachParticleSpawner(u32 id)
+ {
+ m_attached_particle_spawners.insert(id);
+ }
+ inline void detachParticleSpawner(u32 id)
+ {
+ m_attached_particle_spawners.erase(id);
+ }
+
/*
Number of players which know about this object. Object won't be
deleted until this is 0 to keep the id preserved for the right
object.
*/
- u16 m_known_by_count;
+ u16 m_known_by_count = 0;
/*
- Whether this object is to be removed when nobody knows about
it anymore.
- Removal is delayed to preserve the id for the time during which
it could be confused to some other object by some client.
- - This is set to true by the step() method when the object wants
- to be deleted.
- - This can be set to true by anything else too.
+ - This is usually set to true by the step() method when the object wants
+ to be deleted but can be set by anything else too.
*/
- bool m_removed;
-
+ bool m_pending_removal = false;
+
/*
- This is set to true when an object should be removed from the active
- object list but couldn't be removed because the id has to be
- reserved for some client.
+ Same purpose as m_pending_removal but for deactivation.
+ deactvation = save static data in block, remove active object
+
+ If this is set alongside with m_pending_removal, removal takes
+ priority.
+ */
+ bool m_pending_deactivation = false;
- The environment checks this periodically. If this is true and also
- m_known_by_count is true, object is deleted from the active object
- list.
+ /*
+ A getter that unifies the above to answer the question:
+ "Can the environment still interact with this object?"
*/
- bool m_pending_deactivation;
-
+ inline bool isGone() const
+ { return m_pending_removal || m_pending_deactivation; }
+
/*
Whether the object's static data has been stored to a block
*/
- bool m_static_exists;
+ bool m_static_exists = false;
/*
The block from which the object was loaded from, and in which
a copy of the static data resides.
*/
- v3s16 m_static_block;
-
+ v3s16 m_static_block = v3s16(1337,1337,1337);
+
/*
Queue of messages to be sent to the client
*/
- Queue<ActiveObjectMessage> m_messages_out;
-
+ std::queue<ActiveObjectMessage> m_messages_out;
+
protected:
+ virtual void onAttach(int parent_id) {}
+ virtual void onDetach(int parent_id) {}
+
// Used for creating objects based on type
typedef ServerActiveObject* (*Factory)
(ServerEnvironment *env, v3f pos,
ServerEnvironment *m_env;
v3f m_base_position;
+ std::unordered_set<u32> m_attached_particle_spawners;
private:
// Used for creating objects based on type
- static core::map<u16, Factory> m_types;
+ static std::map<u16, Factory> m_types;
};
-
-#endif
-