- else{
- if(!force_delete){
- errorstream<<"ServerEnv: Could not find or generate "
- <<"a block for storing id="<<obj->getId()
- <<" statically"<<std::endl;
- continue;
- }
- }
- }
-
- /*
- If known by some client, set pending deactivation.
- Otherwise delete it immediately.
- */
-
- if(pending_delete && !force_delete)
- {
- verbosestream<<"ServerEnvironment::deactivateFarObjects(): "
- <<"object id="<<id<<" is known by clients"
- <<"; not deleting yet"<<std::endl;
-
- obj->m_pending_deactivation = true;
- continue;
- }
-
- verbosestream<<"ServerEnvironment::deactivateFarObjects(): "
- <<"object id="<<id<<" is not known by clients"
- <<"; deleting"<<std::endl;
-
- // Tell the object about removal
- obj->removingFromEnvironment();
- // Deregister in scripting api
- scriptapi_rm_object_reference(m_lua, obj);
-
- // Delete active object
- if(obj->environmentDeletes())
- delete obj;
- // Id to be removed from m_active_objects
- objects_to_remove.push_back(id);
- }
-
- // Remove references from m_active_objects
- for(core::list<u16>::Iterator i = objects_to_remove.begin();
- i != objects_to_remove.end(); i++)
- {
- m_active_objects.remove(*i);
- }
-}
-
-
-#ifndef SERVER
-
-/*
- ClientEnvironment
-*/
-
-ClientEnvironment::ClientEnvironment(ClientMap *map, scene::ISceneManager *smgr,
- ITextureSource *texturesource, IGameDef *gamedef,
- IrrlichtDevice *irr):
- m_map(map),
- m_smgr(smgr),
- m_texturesource(texturesource),
- m_gamedef(gamedef),
- m_irr(irr)
-{
-}
-
-ClientEnvironment::~ClientEnvironment()
-{
- // delete active objects
- for(core::map<u16, ClientActiveObject*>::Iterator
- i = m_active_objects.getIterator();
- i.atEnd()==false; i++)
- {
- delete i.getNode()->getValue();
- }
-
- // Drop/delete map
- m_map->drop();
-}
-
-void ClientEnvironment::addPlayer(Player *player)
-{
- DSTACK(__FUNCTION_NAME);
- /*
- It is a failure if player is local and there already is a local
- player
- */
- assert(!(player->isLocal() == true && getLocalPlayer() != NULL));
-
- Environment::addPlayer(player);
-}
-
-LocalPlayer * ClientEnvironment::getLocalPlayer()
-{
- for(core::list<Player*>::Iterator i = m_players.begin();
- i != m_players.end(); i++)
- {
- Player *player = *i;
- if(player->isLocal())
- return (LocalPlayer*)player;
- }
- return NULL;
-}
-
-void ClientEnvironment::step(float dtime)
-{
- DSTACK(__FUNCTION_NAME);
-
- // Get some settings
- bool free_move = g_settings->getBool("free_move");
- bool footprints = g_settings->getBool("footprints");
-
- // Get local player
- LocalPlayer *lplayer = getLocalPlayer();
- assert(lplayer);
- // collision info queue
- core::list<CollisionInfo> player_collisions;
-
- /*
- Get the speed the player is going
- */
- bool is_climbing = lplayer->is_climbing;
-
- f32 player_speed = lplayer->getSpeed().getLength();
-
- /*
- Maximum position increment
- */
- //f32 position_max_increment = 0.05*BS;
- f32 position_max_increment = 0.1*BS;
-
- // Maximum time increment (for collision detection etc)
- // time = distance / speed
- f32 dtime_max_increment = 1;
- if(player_speed > 0.001)
- dtime_max_increment = position_max_increment / player_speed;
-
- // Maximum time increment is 10ms or lower
- if(dtime_max_increment > 0.01)
- dtime_max_increment = 0.01;
-
- // Don't allow overly huge dtime
- if(dtime > 0.5)
- dtime = 0.5;
-
- f32 dtime_downcount = dtime;
-
- /*
- Stuff that has a maximum time increment
- */
-
- u32 loopcount = 0;
- do
- {
- loopcount++;
-
- f32 dtime_part;
- if(dtime_downcount > dtime_max_increment)
- {
- dtime_part = dtime_max_increment;
- dtime_downcount -= dtime_part;
- }
- else
- {
- dtime_part = dtime_downcount;
- /*
- Setting this to 0 (no -=dtime_part) disables an infinite loop
- when dtime_part is so small that dtime_downcount -= dtime_part
- does nothing
- */
- dtime_downcount = 0;
- }
-
- /*
- Handle local player
- */
-
- {
- v3f lplayerpos = lplayer->getPosition();
-
- // Apply physics
- if(free_move == false && is_climbing == false)
- {
- // Gravity
- v3f speed = lplayer->getSpeed();
- if(lplayer->swimming_up == false)
- speed.Y -= 9.81 * BS * dtime_part * 2;
-
- // Water resistance
- if(lplayer->in_water_stable || lplayer->in_water)
- {
- f32 max_down = 2.0*BS;
- if(speed.Y < -max_down) speed.Y = -max_down;
-
- f32 max = 2.5*BS;
- if(speed.getLength() > max)
- {
- speed = speed / speed.getLength() * max;
- }
- }
-
- lplayer->setSpeed(speed);
- }
-
- /*
- Move the lplayer.
- This also does collision detection.
- */
- lplayer->move(dtime_part, *m_map, position_max_increment,
- &player_collisions);
- }
- }
- while(dtime_downcount > 0.001);
-
- //std::cout<<"Looped "<<loopcount<<" times."<<std::endl;
-
- for(core::list<CollisionInfo>::Iterator
- i = player_collisions.begin();
- i != player_collisions.end(); i++)
- {
- CollisionInfo &info = *i;
- if(info.t == COLLISION_FALL)
- {
- //f32 tolerance = BS*10; // 2 without damage
- f32 tolerance = BS*12; // 3 without damage
- f32 factor = 1;
- if(info.speed > tolerance)
- {
- f32 damage_f = (info.speed - tolerance)/BS*factor;
- u16 damage = (u16)(damage_f+0.5);
- if(lplayer->hp > damage)
- lplayer->hp -= damage;
- else
- lplayer->hp = 0;
-
- ClientEnvEvent event;
- event.type = CEE_PLAYER_DAMAGE;
- event.player_damage.amount = damage;
- event.player_damage.send_to_server = true;
- m_client_event_queue.push_back(event);
- }
- }
- }
-
- /*
- A quick draft of lava damage
- */
- if(m_lava_hurt_interval.step(dtime, 1.0))
- {
- v3f pf = lplayer->getPosition();
-
- // Feet, middle and head
- v3s16 p1 = floatToInt(pf + v3f(0, BS*0.1, 0), BS);
- MapNode n1 = m_map->getNodeNoEx(p1);
- v3s16 p2 = floatToInt(pf + v3f(0, BS*0.8, 0), BS);
- MapNode n2 = m_map->getNodeNoEx(p2);
- v3s16 p3 = floatToInt(pf + v3f(0, BS*1.6, 0), BS);
- MapNode n3 = m_map->getNodeNoEx(p2);
-
- u32 damage_per_second = 0;
- damage_per_second = MYMAX(damage_per_second,
- m_gamedef->ndef()->get(n1).damage_per_second);
- damage_per_second = MYMAX(damage_per_second,
- m_gamedef->ndef()->get(n2).damage_per_second);
- damage_per_second = MYMAX(damage_per_second,
- m_gamedef->ndef()->get(n3).damage_per_second);
-
- if(damage_per_second != 0)
- {
- ClientEnvEvent event;
- event.type = CEE_PLAYER_DAMAGE;
- event.player_damage.amount = damage_per_second;
- event.player_damage.send_to_server = true;
- m_client_event_queue.push_back(event);
- }
- }
-
- /*
- Stuff that can be done in an arbitarily large dtime
- */
- for(core::list<Player*>::Iterator i = m_players.begin();
- i != m_players.end(); i++)
- {
- Player *player = *i;
- v3f playerpos = player->getPosition();
-
- /*
- Handle non-local players
- */
- if(player->isLocal() == false)
- {
- // Move
- player->move(dtime, *m_map, 100*BS);
-
- }
-
- // Update lighting on all players on client
- u8 light = LIGHT_MAX;
- try{
- // Get node at head
- v3s16 p = player->getLightPosition();
- MapNode n = m_map->getNode(p);
- light = n.getLightBlend(getDayNightRatio(), m_gamedef->ndef());
- }
- catch(InvalidPositionException &e) {}
- player->updateLight(light);
-
- /*
- Add footsteps to grass
- */
- if(footprints)
- {
- // Get node that is at BS/4 under player
- v3s16 bottompos = floatToInt(playerpos + v3f(0,-BS/4,0), BS);
- try{
- MapNode n = m_map->getNode(bottompos);
- if(n.getContent() == LEGN(m_gamedef->ndef(), "CONTENT_GRASS"))
- {
- n.setContent(LEGN(m_gamedef->ndef(), "CONTENT_GRASS_FOOTSTEPS"));
- m_map->setNode(bottompos, n);
- // Update mesh on client
- if(m_map->mapType() == MAPTYPE_CLIENT)
- {
- v3s16 p_blocks = getNodeBlockPos(bottompos);
- MapBlock *b = m_map->getBlockNoCreate(p_blocks);
- //b->updateMesh(getDayNightRatio());
- b->setMeshExpired(true);
- }
- }
- }
- catch(InvalidPositionException &e)
- {