X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=src%2Fmap.h;h=413a7fc05453d37d9a86a3caec9ab8ada9e91d6f;hb=8492796a5c45787810aad7fe08fc63cadc0c96b5;hp=86b6b6e182aed4c2cebc85b382b296f97dcc2abd;hpb=a80025c352fb91ff295423940b3ded22755b70f0;p=oweals%2Fminetest.git diff --git a/src/map.h b/src/map.h index 86b6b6e18..413a7fc05 100644 --- a/src/map.h +++ b/src/map.h @@ -21,25 +21,28 @@ with this program; if not, write to the Free Software Foundation, Inc., #define MAP_HEADER #include +#include #include #include - -#ifdef _WIN32 - #include - #define sleep_s(x) Sleep((x*1000)) -#else - #include - #define sleep_s(x) sleep(x) -#endif +#include #include "common_irrlicht.h" #include "mapnode.h" -#include "mapblock.h" -#include "mapsector.h" +#include "mapblock_nodemod.h" #include "constants.h" #include "voxel.h" -#include "mapchunk.h" -#include "nodemetadata.h" +#include "utility.h" // Needed for UniqueQueue, a member of Map + +extern "C" { + #include "sqlite3.h" +} + +class MapSector; +class ServerMapSector; +class ClientMapSector; +class MapBlock; +class NodeMetadata; +class IGameDef; namespace mapgen{ struct BlockMakeData; @@ -61,7 +64,7 @@ enum MapEditEventType{ // Node metadata of block changed (not knowing which node exactly) // p stores block coordinate MEET_BLOCK_NODE_METADATA_CHANGED, - // Anything else + // Anything else (modified_blocks are set unsent) MEET_OTHER }; @@ -104,17 +107,17 @@ public: virtual void onMapEditEvent(MapEditEvent *event) = 0; }; -class Map : public NodeContainer +class Map /*: public NodeContainer*/ { public: - Map(std::ostream &dout); + Map(std::ostream &dout, IGameDef *gamedef); virtual ~Map(); - virtual u16 nodeContainerId() const + /*virtual u16 nodeContainerId() const { return NODECONTAINER_ID_MAP; - } + }*/ virtual s32 mapType() const { @@ -155,66 +158,24 @@ public: MapBlock * getBlockNoCreate(v3s16 p); // Returns NULL if not found MapBlock * getBlockNoCreateNoEx(v3s16 p); - // Gets an existing block or creates an empty one - //MapBlock * getBlockCreate(v3s16 p); + /* Server overrides */ + virtual MapBlock * emergeBlock(v3s16 p, bool allow_generate=true) + { return getBlockNoCreateNoEx(p); } + // Returns InvalidPositionException if not found bool isNodeUnderground(v3s16 p); - // virtual from NodeContainer - bool isValidPosition(v3s16 p) - { - v3s16 blockpos = getNodeBlockPos(p); - MapBlock *blockref; - try{ - blockref = getBlockNoCreate(blockpos); - } - catch(InvalidPositionException &e) - { - return false; - } - return true; - /*v3s16 relpos = p - blockpos*MAP_BLOCKSIZE; - bool is_valid = blockref->isValidPosition(relpos); - return is_valid;*/ - } + bool isValidPosition(v3s16 p); - // virtual from NodeContainer // throws InvalidPositionException if not found - MapNode getNode(v3s16 p) - { - v3s16 blockpos = getNodeBlockPos(p); - MapBlock * blockref = getBlockNoCreate(blockpos); - v3s16 relpos = p - blockpos*MAP_BLOCKSIZE; - - return blockref->getNodeNoCheck(relpos); - } + MapNode getNode(v3s16 p); - // virtual from NodeContainer // throws InvalidPositionException if not found - void setNode(v3s16 p, MapNode & n) - { - v3s16 blockpos = getNodeBlockPos(p); - MapBlock * blockref = getBlockNoCreate(blockpos); - v3s16 relpos = p - blockpos*MAP_BLOCKSIZE; - blockref->setNodeNoCheck(relpos, n); - } + void setNode(v3s16 p, MapNode & n); // Returns a CONTENT_IGNORE node if not found - MapNode getNodeNoEx(v3s16 p) - { - try{ - v3s16 blockpos = getNodeBlockPos(p); - MapBlock * blockref = getBlockNoCreate(blockpos); - v3s16 relpos = p - blockpos*MAP_BLOCKSIZE; - - return blockref->getNodeNoCheck(relpos); - } - catch(InvalidPositionException &e) - { - return MapNode(CONTENT_IGNORE); - } - } + MapNode getNodeNoEx(v3s16 p); void unspreadLight(enum LightBank bank, core::map & from_nodes, @@ -250,7 +211,7 @@ public: These handle lighting but not faces. */ void addNodeAndUpdate(v3s16 p, MapNode n, - core::map &modified_blocks); + core::map &modified_blocks, std::string &player_name); void removeNodeAndUpdate(v3s16 p, core::map &modified_blocks); @@ -270,26 +231,40 @@ public: //core::aabbox3d getDisplayedBlockArea(); //bool updateChangedVisibleArea(); + + // Call these before and after saving of many blocks + virtual void beginSave() {return;}; + virtual void endSave() {return;}; virtual void save(bool only_changed){assert(0);}; - // Server implements this + // Server implements this. + // Client leaves it as no-op. virtual void saveBlock(MapBlock *block){}; /* - Updates usage timers + Updates usage timers and unloads unused blocks and sectors. + Saves modified blocks before unloading on MAPTYPE_SERVER. */ - void timerUpdate(float dtime); - + void timerUpdate(float dtime, float unload_timeout, + core::list *unloaded_blocks=NULL); + + // Deletes sectors and their blocks from memory // Takes cache into account - // sector mutex should be locked when calling - void deleteSectors(core::list &list, bool only_blocks); - - // Returns count of deleted sectors - u32 unloadUnusedData(float timeout, bool only_blocks=false, + // If deleted sector is in sector cache, clears cache + void deleteSectors(core::list &list); + +#if 0 + /* + Unload unused data + = flush changed to disk and delete from memory, if usage timer of + block is more than timeout + */ + void unloadUnusedData(float timeout, core::list *deleted_blocks=NULL); +#endif - // For debug printing + // For debug printing. Prints "Map: ", "ServerMap: " or "ClientMap: " virtual void PrintInfo(std::ostream &out); void transformLiquids(core::map & modified_blocks); @@ -316,12 +291,13 @@ public: protected: - std::ostream &m_dout; + std::ostream &m_dout; // A bit deprecated, could be removed + + IGameDef *m_gamedef; core::map m_event_receivers; core::map m_sectors; - //JMutex m_sector_mutex; // Be sure to set this to NULL when the cached sector is deleted MapSector *m_sector_cache; @@ -343,7 +319,7 @@ public: /* savedir: directory to which map data should be saved */ - ServerMap(std::string savedir); + ServerMap(std::string savedir, IGameDef *gamedef); ~ServerMap(); s32 mapType() const @@ -379,24 +355,13 @@ public: */ MapBlock * createBlock(v3s16 p); -#if 0 /* - NOTE: This comment might be outdated - Forcefully get a block from somewhere. - - InvalidPositionException possible if only_from_disk==true - - Parameters: - changed_blocks: Blocks that have been modified + - Memory + - Load from disk + - Generate */ - MapBlock * emergeBlock( - v3s16 p, - bool only_from_disk, - core::map &changed_blocks, - core::map &lighting_invalidated_blocks - ); -#endif + MapBlock * emergeBlock(v3s16 p, bool allow_generate=true); // Helper for placing objects on ground level s16 findGroundLevel(v2s16 p2d); @@ -413,9 +378,29 @@ public: v3s16 getBlockPos(std::string sectordir, std::string blockfile); static std::string getBlockFilename(v3s16 p); + /* + Database functions + */ + // Create the database structure + void createDatabase(); + // Verify we can read/write to the database + void verifyDatabase(); + // Get an integer suitable for a block + static sqlite3_int64 getBlockAsInteger(const v3s16 pos); + static v3s16 getIntegerAsBlock(sqlite3_int64 i); + + // Returns true if the database file does not exist + bool loadFromFolders(); + + // Call these before and after saving of blocks + void beginSave(); + void endSave(); + void save(bool only_changed); //void loadAll(); + void listAllLoadableBlocks(core::list &dst); + // Saves map seed and possibly other stuff void saveMapMeta(); void loadMapMeta(); @@ -443,6 +428,8 @@ public: // This will generate a sector with getSector if not found. void loadBlock(std::string sectordir, std::string blockfile, MapSector *sector, bool save_after_load=false); MapBlock* loadBlock(v3s16 p); + // Database version + void loadBlock(std::string *blob, v3s16 p3d, MapSector *sector, bool save_after_load=false); // For debug printing virtual void PrintInfo(std::ostream &out); @@ -452,9 +439,9 @@ public: u64 getSeed(){ return m_seed; } private: - // Seed used for all kinds of randomness + // Seed used for all kinds of randomness in generation u64 m_seed; - + std::string m_savedir; bool m_map_saving_enabled; @@ -471,6 +458,14 @@ private: This is reset to false when written on disk. */ bool m_map_metadata_changed; + + /* + SQLite database and statements + */ + sqlite3 *m_database; + sqlite3_stmt *m_database_read; + sqlite3_stmt *m_database_write; + sqlite3_stmt *m_database_list; }; /* @@ -505,6 +500,7 @@ struct MapDrawControl }; class Client; +class ITextureSource; /* ClientMap @@ -517,6 +513,7 @@ class ClientMap : public Map, public scene::ISceneNode public: ClientMap( Client *client, + IGameDef *gamedef, MapDrawControl &control, scene::ISceneNode* parent, scene::ISceneManager* mgr, @@ -535,11 +532,12 @@ public: ISceneNode::drop(); } - void updateCamera(v3f pos, v3f dir) + void updateCamera(v3f pos, v3f dir, f32 fov) { JMutexAutoLock lock(m_camera_mutex); m_camera_position = pos; m_camera_direction = dir; + m_camera_fov = fov; } /* @@ -547,7 +545,7 @@ public: */ MapSector * emergeSector(v2s16 p); - void deSerializeSector(v2s16 p2d, std::istream &is); + //void deSerializeSector(v2s16 p2d, std::istream &is); /* ISceneNode methods @@ -569,6 +567,8 @@ public: void renderMap(video::IVideoDriver* driver, s32 pass); + void renderPostFx(); + /* Methods for setting temporary modifications to nodes for drawing. @@ -589,7 +589,7 @@ public: /* Update the faces of the given block and blocks on the - leading edge. + leading edge, without threading. Rarely used. */ void updateMeshes(v3s16 blockpos, u32 daynight_ratio); @@ -618,6 +618,7 @@ private: v3f m_camera_position; v3f m_camera_direction; + f32 m_camera_fov; JMutex m_camera_mutex; core::map m_last_drawn_sectors;