advtrains.git - Advtrains mod for minetest.

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/* Minetest-c55 Copyright (C) 2010 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 General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ #ifndef CLIENT_HEADER #define CLIENT_HEADER #ifndef SERVER #include "connection.h" #include "environment.h" #include "common_irrlicht.h" #include "jmutex.h" #include <ostream> #include "clientobject.h" #include "utility.h" // For IntervalLimiter struct MeshMakeData; class ClientNotReadyException : public BaseException { public: ClientNotReadyException(const char *s): BaseException(s) {} }; struct QueuedMeshUpdate { v3s16 p; MeshMakeData *data; bool ack_block_to_server; QueuedMeshUpdate(); ~QueuedMeshUpdate(); }; /* A thread-safe queue of mesh update tasks */ class MeshUpdateQueue { public: MeshUpdateQueue(); ~MeshUpdateQueue(); /* peer_id=0 adds with nobody to send to */ void addBlock(v3s16 p, MeshMakeData *data, bool ack_block_to_server); // Returned pointer must be deleted // Returns NULL if queue is empty QueuedMeshUpdate * pop(); u32 size() { JMutexAutoLock lock(m_mutex); return m_queue.size(); } private: core::list<QueuedMeshUpdate*> m_queue; JMutex m_mutex; }; struct MeshUpdateResult { v3s16 p; scene::SMesh *mesh; bool ack_block_to_server; MeshUpdateResult(): p(-1338,-1338,-1338), mesh(NULL), ack_block_to_server(false) { } }; class MeshUpdateThread : public SimpleThread { public: MeshUpdateThread() { } void * Thread(); MeshUpdateQueue m_queue_in; MutexedQueue<MeshUpdateResult> m_queue_out; }; enum ClientEventType { CE_NONE, CE_PLAYER_DAMAGE, CE_PLAYER_FORCE_MOVE, CE_DEATHSCREEN, }; struct ClientEvent { ClientEventType type; union{ struct{ } none; struct{ u8 amount; } player_damage; struct{ f32 pitch; f32 yaw; } player_force_move; struct{ bool set_camera_point_target; f32 camera_point_target_x; f32 camera_point_target_y; f32 camera_point_target_z; } deathscreen; }; }; class Client : public con::PeerHandler, public InventoryManager { public: /* NOTE: Nothing is thread-safe here. */ Client( IrrlichtDevice *device, const char *playername, std::string password, MapDrawControl &control ); ~Client(); /* The name of the local player should already be set when calling this, as it is sent in the initialization. */ void connect(Address address); /* returns true when m_con.Connected() == true AND m_server_ser_ver != SER_FMT_VER_INVALID throws con::PeerNotFoundException if connection has been deleted, eg. timed out. */ bool connectedAndInitialized(); /* Stuff that references the environment is valid only as long as this is not called. (eg. Players) If this throws a PeerNotFoundException, the connection has timed out. */ void step(float dtime); // Called from updater thread // Returns dtime //float asyncStep(); void ProcessData(u8 *data, u32 datasize, u16 sender_peer_id); // Returns true if something was received bool AsyncProcessPacket(); bool AsyncProcessData(); void Send(u16 channelnum, SharedBuffer<u8> data, bool reliable); // Pops out a packet from the packet queue //IncomingPacket getPacket(); void groundAction(u8 action, v3s16 nodepos_undersurface, v3s16 nodepos_oversurface, u16 item); void clickActiveObject(u8 button, u16 id, u16 item_i); void sendSignNodeText(v3s16 p, std::string text); void sendInventoryAction(InventoryAction *a); void sendChatMessage(const std::wstring &message); void sendChangePassword(const std::wstring oldpassword, const std::wstring newpassword); void sendDamage(u8 damage); void sendRespawn(); // locks envlock void removeNode(v3s16 p); // locks envlock void addNode(v3s16 p, MapNode n); void updateCamera(v3f pos, v3f dir, f32 fov); void renderPostFx(); // Returns InvalidPositionException if not found MapNode getNode(v3s16 p); // Wrapper to Map NodeMetadata* getNodeMetadata(v3s16 p); LocalPlayer* getLocalPlayer(); void setPlayerControl(PlayerControl &control); void selectPlayerItem(u16 item); // Returns true if the inventory of the local player has been // updated from the server. If it is true, it is set to false. bool getLocalInventoryUpdated(); // Copies the inventory of the local player to parameter void getLocalInventory(Inventory &dst); InventoryContext *getInventoryContext(); Inventory* getInventory(InventoryContext *c, std::string id); void inventoryAction(InventoryAction *a); // Gets closest object pointed by the shootline // Returns NULL if not found ClientActiveObject * getSelectedActiveObject( f32 max_d, v3f from_pos_f_on_map, core::line3d<f32> shootline_on_map ); // Prints a line or two of info void printDebugInfo(std::ostream &os); u32 getDayNightRatio(); u16 getHP(); void setTempMod(v3s16 p, NodeMod mod); void clearTempMod(v3s16 p); float getAvgRtt() { try{ return m_con.GetPeerAvgRTT(PEER_ID_SERVER); } catch(con::PeerNotFoundException){ return 1337; } } bool getChatMessage(std::wstring &message) { if(m_chat_queue.size() == 0) return false; message = m_chat_queue.pop_front(); return true; } void addChatMessage(const std::wstring &message) { if (message[0] == L'/') { m_chat_queue.push_back( (std::wstring)L"issued command: "+message); return; } //JMutexAutoLock envlock(m_env_mutex); //bulk comment-out LocalPlayer *player = m_env.getLocalPlayer(); assert(player != NULL); std::wstring name = narrow_to_wide(player->getName()); m_chat_queue.push_back( (std::wstring)L"<"+name+L"> "+message); } u64 getMapSeed(){ return m_map_seed; } void addUpdateMeshTask(v3s16 blockpos, bool ack_to_server=false); // Including blocks at appropriate edges void addUpdateMeshTaskWithEdge(v3s16 blockpos, bool ack_to_server=false); // Get event from queue. CE_NONE is returned if queue is empty. ClientEvent getClientEvent(); inline bool accessDenied() { return m_access_denied; } inline std::wstring accessDeniedReason() { return m_access_denied_reason; } float getRTT(void); private: // Virtual methods from con::PeerHandler void peerAdded(con::Peer *peer); void deletingPeer(con::Peer *peer, bool timeout); void ReceiveAll(); void Receive(); void sendPlayerPos(); // This sends the player's current name etc to the server void sendPlayerInfo(); // Send the item number 'item' as player item to the server void sendPlayerItem(u16 item); float m_packetcounter_timer; float m_connection_reinit_timer; float m_avg_rtt_timer; float m_playerpos_send_timer; float m_ignore_damage_timer; // Used after server moves player IntervalLimiter m_map_timer_and_unload_interval; MeshUpdateThread m_mesh_update_thread; ClientEnvironment m_env; con::Connection m_con; IrrlichtDevice *m_device; // Server serialization version u8 m_server_ser_ver; // This is behind m_env_mutex. bool m_inventory_updated; core::map<v3s16, bool> m_active_blocks; PacketCounter m_packetcounter; // Received from the server. 0-23999 u32 m_time_of_day; // 0 <= m_daynight_i < DAYNIGHT_CACHE_COUNT //s32 m_daynight_i; //u32 m_daynight_ratio; Queue<std::wstring> m_chat_queue; // The seed returned by the server in TOCLIENT_INIT is stored here u64 m_map_seed; std::string m_password; bool m_access_denied; std::wstring m_access_denied_reason; InventoryContext m_inventory_context; Queue<ClientEvent> m_client_event_queue; friend class FarMesh; }; #endif // !SERVER #endif // !CLIENT_HEADER


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