]> git.lizzy.rs Git - dragonfireclient.git/blobdiff - src/environment.h
Create framework for getting rid of global definitions of node/tool/item/whatever...
[dragonfireclient.git] / src / environment.h
index ac290f932cac31be4bbec9ec7be14e57a3ac3298..754b63979657c727dbfa396e36c6bdd60af8d2cb 100644 (file)
@@ -26,7 +26,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
        - The map
        - Players
        - Other objects
-       - The current time in the game (actually it only contains the brightness)
+       - The current time in the game
        - etc.
 */
 
@@ -36,6 +36,14 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "map.h"
 #include <ostream>
 #include "utility.h"
+#include "activeobject.h"
+
+class Server;
+class ActiveBlockModifier;
+class ServerActiveObject;
+typedef struct lua_State lua_State;
+class ITextureSource;
+class IGameDef;
 
 class Environment
 {
@@ -112,58 +120,35 @@ class ActiveBlockList
 private:
 };
 
-/*
-       Active block modifier interface
-*/
-
-class ServerEnvironment;
-
-class ActiveBlockModifier
-{
-public:
-       ActiveBlockModifier(){};
-       virtual ~ActiveBlockModifier(){};
-       
-       virtual u32 getTriggerContentCount(){ return 1;}
-       virtual u8 getTriggerContent(u32 i) = 0;
-       virtual float getActiveInterval() = 0;
-       virtual u32 getActiveChance() = 0;
-       virtual void triggerEvent(ServerEnvironment *env, v3s16 p) = 0;
-};
-
 /*
        The server-side environment.
 
        This is not thread-safe. Server uses an environment mutex.
 */
 
-#include "serverobject.h"
-
-class Server;
-
 class ServerEnvironment : public Environment
 {
 public:
-       ServerEnvironment(ServerMap *map, Server *server);
+       ServerEnvironment(ServerMap *map, lua_State *L, IGameDef *gamedef);
        ~ServerEnvironment();
 
        Map & getMap()
-       {
-               return *m_map;
-       }
+               { return *m_map; }
 
        ServerMap & getServerMap()
-       {
-               return *m_map;
-       }
+               { return *m_map; }
+
+       lua_State* getLua()
+               { return m_lua; }
 
-       Server * getServer()
+       IGameDef *getGameDef()
+               { return m_gamedef; }
+
+       float getSendRecommendedInterval()
        {
-               return m_server;
+               return 0.10;
        }
 
-       void step(f32 dtime);
-       
        /*
                Save players
        */
@@ -177,7 +162,8 @@ class ServerEnvironment : public Environment
        void loadMeta(const std::string &savedir);
 
        /*
-               ActiveObjects
+               External ActiveObject interface
+               -------------------------------------------
        */
 
        ServerActiveObject* getActiveObject(u16 id);
@@ -192,6 +178,14 @@ class ServerEnvironment : public Environment
        */
        u16 addActiveObject(ServerActiveObject *object);
        
+       /*
+               Add an active object as a static object to the corresponding
+               MapBlock.
+               Caller allocates memory, ServerEnvironment frees memory.
+               Return value: true if succeeded, false if failed.
+       */
+       bool addActiveObjectAsStatic(ServerActiveObject *object);
+       
        /*
                Find out what new objects have been added to
                inside a radius around a position
@@ -214,7 +208,46 @@ class ServerEnvironment : public Environment
        */
        ActiveObjectMessage getActiveObjectMessage();
 
+       /*
+               Activate objects and dynamically modify for the dtime determined
+               from timestamp and additional_dtime
+       */
+       void activateBlock(MapBlock *block, u32 additional_dtime=0);
+
+       /*
+               ActiveBlockModifiers (TODO)
+               -------------------------------------------
+               NOTE: Not used currently (TODO: Use or remove)
+       */
+
+       void addActiveBlockModifier(ActiveBlockModifier *abm);
+
+       /* Other stuff */
+       
+       // Clear all objects, loading and going through every MapBlock
+       void clearAllObjects();
+       
+       void step(f32 dtime);
+       
 private:
+
+       /*
+               Internal ActiveObject interface
+               -------------------------------------------
+       */
+
+       /*
+               Add an active object to the environment.
+
+               Called by addActiveObject.
+
+               Object may be deleted by environment immediately.
+               If id of object is 0, assigns a free id to it.
+               Returns the id of the object.
+               Returns 0 if not added and thus deleted.
+       */
+       u16 addActiveObjectRaw(ServerActiveObject *object, bool set_changed);
+       
        /*
                Remove all objects that satisfy (m_removed && m_known_by_count==0)
        */
@@ -242,8 +275,10 @@ class ServerEnvironment : public Environment
        
        // The map
        ServerMap *m_map;
-       // Pointer to server (which is handling this environment)
-       Server *m_server;
+       // Lua state
+       lua_State *m_lua;
+       // Game definition
+       IGameDef *m_gamedef;
        // Active object list
        core::map<u16, ServerActiveObject*> m_active_objects;
        // Outgoing network message buffer for active objects
@@ -256,6 +291,7 @@ class ServerEnvironment : public Environment
        ActiveBlockList m_active_blocks;
        IntervalLimiter m_active_blocks_management_interval;
        IntervalLimiter m_active_blocks_test_interval;
+       IntervalLimiter m_active_blocks_nodemetadata_interval;
        // Time from the beginning of the game in seconds.
        // Incremented in step().
        u32 m_game_time;
@@ -263,6 +299,31 @@ class ServerEnvironment : public Environment
        float m_game_time_fraction_counter;
 };
 
+/*
+       Active block modifier interface.
+
+       These are fed into ServerEnvironment at initialization time;
+       ServerEnvironment handles deleting them.
+
+       NOTE: Not used currently (TODO: Use or remove)
+*/
+
+class ActiveBlockModifier
+{
+public:
+       ActiveBlockModifier(){};
+       virtual ~ActiveBlockModifier(){};
+
+       //virtual core::list<u8> update(ServerEnvironment *env) = 0;
+       virtual u32 getTriggerContentCount(){ return 1;}
+       virtual u8 getTriggerContent(u32 i) = 0;
+       virtual float getActiveInterval() = 0;
+       // chance of (1 / return value), 0 is disallowed
+       virtual u32 getActiveChance() = 0;
+       // This is called usually at interval for 1/chance of the nodes
+       virtual void triggerEvent(ServerEnvironment *env, v3s16 p) = 0;
+};
+
 #ifndef SERVER
 
 #include "clientobject.h"
@@ -296,7 +357,8 @@ struct ClientEnvEvent
 class ClientEnvironment : public Environment
 {
 public:
-       ClientEnvironment(ClientMap *map, scene::ISceneManager *smgr);
+       ClientEnvironment(ClientMap *map, scene::ISceneManager *smgr,
+                       ITextureSource *texturesource, IGameDef *gamedef);
        ~ClientEnvironment();
 
        Map & getMap()
@@ -313,8 +375,9 @@ class ClientEnvironment : public Environment
 
        virtual void addPlayer(Player *player);
        LocalPlayer * getLocalPlayer();
-
-       void updateMeshes(v3s16 blockpos);
+       
+       // Slightly deprecated
+       void updateMeshes(v3s16 blockpos, ITextureSource *tsrc);
        void expireMeshes(bool only_daynight_diffed);
 
        void setTimeOfDay(u32 time)
@@ -325,8 +388,8 @@ class ClientEnvironment : public Environment
 
                if(getDayNightRatio() != old_dr)
                {
-                       dout_client<<DTIME<<"ClientEnvironment: DayNightRatio changed"
-                                       <<" -> expiring meshes"<<std::endl;
+                       /*infostream<<"ClientEnvironment: DayNightRatio changed"
+                                       <<" -> expiring meshes"<<std::endl;*/
                        expireMeshes(true);
                }
        }
@@ -372,8 +435,12 @@ class ClientEnvironment : public Environment
 private:
        ClientMap *m_map;
        scene::ISceneManager *m_smgr;
+       ITextureSource *m_texturesource;
+       IGameDef *m_gamedef;
        core::map<u16, ClientActiveObject*> m_active_objects;
        Queue<ClientEnvEvent> m_client_event_queue;
+       IntervalLimiter m_active_object_light_update_interval;
+       IntervalLimiter m_lava_hurt_interval;
 };
 
 #endif