Translated using Weblate (Russian)
[oweals/minetest.git] / src / environment.cpp
index 05629b09db3613ace46fb0313b2af4ab4bbf97ee..51255b91847113885e552db5febe0a9a07a167f5 100644 (file)
@@ -43,6 +43,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #endif
 #include "daynightratio.h"
 #include "map.h"
+#include "util/serialize.h"
 
 #define PP(x) "("<<(x).X<<","<<(x).Y<<","<<(x).Z<<")"
 
@@ -202,7 +203,8 @@ void Environment::printPlayers(std::ostream &o)
 
 u32 Environment::getDayNightRatio()
 {
-       return time_to_daynight_ratio(m_time_of_day);
+       bool smooth = (g_settings->getS32("enable_shaders") != 0);
+       return time_to_daynight_ratio(m_time_of_day_f*24000, smooth);
 }
 
 void Environment::stepTimeOfDay(float dtime)
@@ -328,7 +330,8 @@ ServerEnvironment::ServerEnvironment(ServerMap *map, lua_State *L,
        m_send_recommended_timer(0),
        m_active_block_interval_overload_skip(0),
        m_game_time(0),
-       m_game_time_fraction_counter(0)
+       m_game_time_fraction_counter(0),
+       m_recommended_send_interval(0.1)
 {
 }
 
@@ -743,19 +746,25 @@ neighbor_found:
                                u32 active_object_count = block->m_static_objects.m_active.size();
                                // Find out how many objects this and all the neighbors contain
                                u32 active_object_count_wider = 0;
+                               u32 wider_unknown_count = 0;
                                for(s16 x=-1; x<=1; x++)
                                for(s16 y=-1; y<=1; y++)
                                for(s16 z=-1; z<=1; z++)
                                {
                                        MapBlock *block2 = map->getBlockNoCreateNoEx(
                                                        block->getPos() + v3s16(x,y,z));
-                                       if(block2==NULL)
+                                       if(block2==NULL){
+                                               wider_unknown_count = 0;
                                                continue;
+                                       }
                                        active_object_count_wider +=
                                                        block2->m_static_objects.m_active.size()
                                                        + block2->m_static_objects.m_stored.size();
                                }
-
+                               // Extrapolate
+                               u32 wider_known_count = 3*3*3 - wider_unknown_count;
+                               active_object_count_wider += wider_unknown_count * active_object_count_wider / wider_known_count;
+                               
                                // Call all the trigger variations
                                i->abm->trigger(m_env, p, n);
                                i->abm->trigger(m_env, p, n,
@@ -784,7 +793,7 @@ void ServerEnvironment::activateBlock(MapBlock *block, u32 additional_dtime)
                        <<dtime_s<<" seconds old."<<std::endl;*/
        
        // Activate stored objects
-       activateObjects(block);
+       activateObjects(block, dtime_s);
 
        // Run node timers
        std::map<v3s16, NodeTimer> elapsed_timers =
@@ -795,7 +804,8 @@ void ServerEnvironment::activateBlock(MapBlock *block, u32 additional_dtime)
                                i = elapsed_timers.begin();
                                i != elapsed_timers.end(); i++){
                        n = block->getNodeNoEx(i->first);
-                       if(scriptapi_node_on_timer(m_lua,i->first,n,i->second.elapsed))
+                       v3s16 p = i->first + block->getPosRelative();
+                       if(scriptapi_node_on_timer(m_lua,p,n,i->second.elapsed))
                                block->setNodeTimer(i->first,NodeTimer(i->second.timeout,0));
                }
        }
@@ -810,6 +820,45 @@ void ServerEnvironment::addActiveBlockModifier(ActiveBlockModifier *abm)
        m_abms.push_back(ABMWithState(abm));
 }
 
+bool ServerEnvironment::setNode(v3s16 p, const MapNode &n)
+{
+       INodeDefManager *ndef = m_gamedef->ndef();
+       MapNode n_old = m_map->getNodeNoEx(p);
+       // Call destructor
+       if(ndef->get(n_old).has_on_destruct)
+               scriptapi_node_on_destruct(m_lua, p, n_old);
+       // Replace node
+       bool succeeded = m_map->addNodeWithEvent(p, n);
+       if(!succeeded)
+               return false;
+       // Call post-destructor
+       if(ndef->get(n_old).has_after_destruct)
+               scriptapi_node_after_destruct(m_lua, p, n_old);
+       // Call constructor
+       if(ndef->get(n).has_on_construct)
+               scriptapi_node_on_construct(m_lua, p, n);
+       return true;
+}
+
+bool ServerEnvironment::removeNode(v3s16 p)
+{
+       INodeDefManager *ndef = m_gamedef->ndef();
+       MapNode n_old = m_map->getNodeNoEx(p);
+       // Call destructor
+       if(ndef->get(n_old).has_on_destruct)
+               scriptapi_node_on_destruct(m_lua, p, n_old);
+       // Replace with air
+       // This is slightly optimized compared to addNodeWithEvent(air)
+       bool succeeded = m_map->removeNodeWithEvent(p);
+       if(!succeeded)
+               return false;
+       // Call post-destructor
+       if(ndef->get(n_old).has_after_destruct)
+               scriptapi_node_after_destruct(m_lua, p, n_old);
+       // Air doesn't require constructor
+       return true;
+}
+
 std::set<u16> ServerEnvironment::getObjectsInsideRadius(v3f pos, float radius)
 {
        std::set<u16> objects;
@@ -933,6 +982,11 @@ void ServerEnvironment::step(float dtime)
        /* Step time of day */
        stepTimeOfDay(dtime);
 
+       // Update this one
+       // NOTE: This is kind of funny on a singleplayer game, but doesn't
+       // really matter that much.
+       m_recommended_send_interval = g_settings->getFloat("dedicated_server_step");
+
        /*
                Increment game time
        */
@@ -1243,10 +1297,11 @@ u16 getFreeServerActiveObjectId(
 u16 ServerEnvironment::addActiveObject(ServerActiveObject *object)
 {
        assert(object);
-       u16 id = addActiveObjectRaw(object, true);
+       u16 id = addActiveObjectRaw(object, true, 0);
        return id;
 }
 
+#if 0
 bool ServerEnvironment::addActiveObjectAsStatic(ServerActiveObject *obj)
 {
        assert(obj);
@@ -1289,6 +1344,7 @@ bool ServerEnvironment::addActiveObjectAsStatic(ServerActiveObject *obj)
 
        return succeeded;
 }
+#endif
 
 /*
        Finds out what new objects have been added to
@@ -1402,7 +1458,7 @@ ActiveObjectMessage ServerEnvironment::getActiveObjectMessage()
 */
 
 u16 ServerEnvironment::addActiveObjectRaw(ServerActiveObject *object,
-               bool set_changed)
+               bool set_changed, u32 dtime_s)
 {
        assert(object);
        if(object->getId() == 0){
@@ -1442,7 +1498,7 @@ u16 ServerEnvironment::addActiveObjectRaw(ServerActiveObject *object,
        // Register reference in scripting api (must be done before post-init)
        scriptapi_add_object_reference(m_lua, object);
        // Post-initialize object
-       object->addedToEnvironment();
+       object->addedToEnvironment(dtime_s);
        
        // Add static data to block
        if(object->isStaticAllowed())
@@ -1465,9 +1521,10 @@ u16 ServerEnvironment::addActiveObjectRaw(ServerActiveObject *object,
                                                "addActiveObjectRaw");
                }
                else{
+                       v3s16 p = floatToInt(objectpos, BS);
                        errorstream<<"ServerEnvironment::addActiveObjectRaw(): "
                                        <<"could not find block for storing id="<<object->getId()
-                                       <<" statically"<<std::endl;
+                                       <<" statically (pos="<<PP(p)<<")"<<std::endl;
                }
        }
        
@@ -1508,13 +1565,15 @@ void ServerEnvironment::removeRemovedObjects()
                */
                if(obj->m_static_exists && obj->m_removed)
                {
-                       MapBlock *block = m_map->emergeBlock(obj->m_static_block);
-                       if(block)
-                       {
+                       MapBlock *block = m_map->emergeBlock(obj->m_static_block, false);
+                       if (block) {
                                block->m_static_objects.remove(id);
                                block->raiseModified(MOD_STATE_WRITE_NEEDED,
                                                "removeRemovedObjects");
                                obj->m_static_exists = false;
+                       } else {
+                               infostream << "failed to emerge block from which "
+                                       "an object to be removed was loaded from. id="<<id<<std::endl;
                        }
                }
 
@@ -1578,7 +1637,7 @@ static void print_hexdump(std::ostream &o, const std::string &data)
 /*
        Convert stored objects from blocks near the players to active.
 */
-void ServerEnvironment::activateObjects(MapBlock *block)
+void ServerEnvironment::activateObjects(MapBlock *block, u32 dtime_s)
 {
        if(block==NULL)
                return;
@@ -1602,7 +1661,7 @@ void ServerEnvironment::activateObjects(MapBlock *block)
                                "large amount of objects");
                return;
        }
-       // A list for objects that couldn't be converted to static for some
+       // A list for objects that couldn't be converted to active for some
        // reason. They will be stored back.
        core::list<StaticObject> new_stored;
        // Loop through stored static objects
@@ -1632,7 +1691,7 @@ void ServerEnvironment::activateObjects(MapBlock *block)
                                <<"activated static object pos="<<PP(s_obj.pos/BS)
                                <<" type="<<(int)s_obj.type<<std::endl;
                // This will also add the object to the active static list
-               addActiveObjectRaw(obj, false);
+               addActiveObjectRaw(obj, false, dtime_s);
        }
        // Clear stored list
        block->m_static_objects.m_stored.clear();
@@ -1662,6 +1721,8 @@ void ServerEnvironment::activateObjects(MapBlock *block)
 
        If force_delete is set, active object is deleted nevertheless. It
        shall only be set so in the destructor of the environment.
+
+       If block wasn't generated (not in memory or on disk), 
 */
 void ServerEnvironment::deactivateFarObjects(bool force_delete)
 {
@@ -1756,7 +1817,12 @@ void ServerEnvironment::deactivateFarObjects(bool force_delete)
                        // Add to the block where the object is located in
                        v3s16 blockpos = getNodeBlockPos(floatToInt(objectpos, BS));
                        // Get or generate the block
-                       MapBlock *block = m_map->emergeBlock(blockpos);
+                       MapBlock *block = NULL;
+                       try{
+                               block = m_map->emergeBlock(blockpos);
+                       } catch(InvalidPositionException &e){
+                               // Handled via NULL pointer
+                       }
 
                        if(block)
                        {
@@ -1793,9 +1859,10 @@ void ServerEnvironment::deactivateFarObjects(bool force_delete)
                        }
                        else{
                                if(!force_delete){
+                                       v3s16 p = floatToInt(objectpos, BS);
                                        errorstream<<"ServerEnv: Could not find or generate "
                                                        <<"a block for storing id="<<obj->getId()
-                                                       <<" statically"<<std::endl;
+                                                       <<" statically (pos="<<PP(p)<<")"<<std::endl;
                                        continue;
                                }
                        }
@@ -2112,15 +2179,15 @@ void ClientEnvironment::step(float dtime)
                }
                
                // Update lighting on all players on client
-               u8 light = LIGHT_MAX;
+               float light = 1.0;
                try{
                        // Get node at head
                        v3s16 p = player->getLightPosition();
                        MapNode n = m_map->getNode(p);
-                       light = n.getLightBlend(getDayNightRatio(), m_gamedef->ndef());
+                       light = n.getLightBlendF1((float)getDayNightRatio()/1000, m_gamedef->ndef());
                }
                catch(InvalidPositionException &e){
-                       light = blend_light(getDayNightRatio(), LIGHT_SUN, 0);
+                       light = blend_light_f1((float)getDayNightRatio()/1000, LIGHT_SUN, 0);
                }
                player->light = light;
        }
@@ -2283,8 +2350,9 @@ void ClientEnvironment::addActiveObject(u16 id, u8 type,
        {
                errorstream<<"ClientEnvironment::addActiveObject():"
                                <<" id="<<id<<" type="<<type
-                               <<": SerializationError in initialize(),"
-                               <<" init_data="<<serializeJsonString(init_data)
+                               <<": SerializationError in initialize(): "
+                               <<e.what()
+                               <<": init_data="<<serializeJsonString(init_data)
                                <<std::endl;
        }
 
@@ -2302,7 +2370,7 @@ void ClientEnvironment::removeActiveObject(u16 id)
                                <<"id="<<id<<" not found"<<std::endl;
                return;
        }
-       obj->removeFromScene();
+       obj->removeFromScene(true);
        delete obj;
        m_active_objects.remove(id);
 }