/*
-Minetest-c55
-Copyright (C) 2010-2011 celeron55, Perttu Ahola <celeron55@gmail.com>
+Minetest
+Copyright (C) 2010-2013 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
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 2.1 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.
+GNU Lesser General Public License for more details.
-You should have received a copy of the GNU General Public License along
+You should have received a copy of the GNU Lesser 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.
*/
#include "serverobject.h"
#include <fstream>
-#include "environment.h"
#include "inventory.h"
-#include "collision.h"
+#include "constants.h" // BS
+#include "log.h"
-core::map<u16, ServerActiveObject::Factory> ServerActiveObject::m_types;
-
-ServerActiveObject::ServerActiveObject(ServerEnvironment *env, u16 id, v3f pos):
- ActiveObject(id),
- m_known_by_count(0),
- m_removed(false),
- m_pending_deactivation(false),
- m_static_exists(false),
- m_static_block(1337,1337,1337),
+ServerActiveObject::ServerActiveObject(ServerEnvironment *env, v3f pos):
+ ActiveObject(0),
m_env(env),
m_base_position(pos)
{
}
-ServerActiveObject::~ServerActiveObject()
-{
-}
-
-ServerActiveObject* ServerActiveObject::create(u8 type,
+ServerActiveObject* ServerActiveObject::create(ActiveObjectType type,
ServerEnvironment *env, u16 id, v3f pos,
const std::string &data)
{
// Find factory function
- core::map<u16, Factory>::Node *n;
+ std::map<u16, Factory>::iterator n;
n = m_types.find(type);
- if(n == NULL)
- {
+ if(n == m_types.end()) {
+ // These are 0.3 entity types, return without error.
+ if (ACTIVEOBJECT_TYPE_ITEM <= type && type <= ACTIVEOBJECT_TYPE_MOBV2) {
+ return NULL;
+ }
+
// If factory is not found, just return.
- dstream<<"WARNING: ServerActiveObject: No factory for type="
+ warningstream<<"ServerActiveObject: No factory for type="
<<type<<std::endl;
return NULL;
}
- Factory f = n->getValue();
- ServerActiveObject *object = (*f)(env, id, pos, data);
+ Factory f = n->second;
+ ServerActiveObject *object = (*f)(env, pos, data);
return object;
}
void ServerActiveObject::registerType(u16 type, Factory f)
{
- core::map<u16, Factory>::Node *n;
+ std::map<u16, Factory>::iterator n;
n = m_types.find(type);
- if(n)
- return;
- m_types.insert(type, f);
-}
-
-
-/*
- TestSAO
-*/
-
-// Prototype
-TestSAO proto_TestSAO(NULL, 0, v3f(0,0,0));
-
-TestSAO::TestSAO(ServerEnvironment *env, u16 id, v3f pos):
- ServerActiveObject(env, id, pos),
- m_timer1(0),
- m_age(0)
-{
- ServerActiveObject::registerType(getType(), create);
-}
-
-ServerActiveObject* TestSAO::create(ServerEnvironment *env, u16 id, v3f pos,
- const std::string &data)
-{
- return new TestSAO(env, id, pos);
-}
-
-void TestSAO::step(float dtime, Queue<ActiveObjectMessage> &messages,
- bool send_recommended)
-{
- m_age += dtime;
- if(m_age > 10)
- {
- m_removed = true;
- return;
- }
-
- m_base_position.Y += dtime * BS * 2;
- if(m_base_position.Y > 8*BS)
- m_base_position.Y = 2*BS;
-
- if(send_recommended == false)
- return;
-
- m_timer1 -= dtime;
- if(m_timer1 < 0.0)
- {
- m_timer1 += 0.125;
- //dstream<<"TestSAO: id="<<getId()<<" sending data"<<std::endl;
-
- std::string data;
-
- data += itos(0); // 0 = position
- data += " ";
- data += itos(m_base_position.X);
- data += " ";
- data += itos(m_base_position.Y);
- data += " ";
- data += itos(m_base_position.Z);
-
- ActiveObjectMessage aom(getId(), false, data);
- messages.push_back(aom);
- }
-}
-
-
-/*
- ItemSAO
-*/
-
-// Prototype
-ItemSAO proto_ItemSAO(NULL, 0, v3f(0,0,0), "");
-
-ItemSAO::ItemSAO(ServerEnvironment *env, u16 id, v3f pos,
- const std::string inventorystring):
- ServerActiveObject(env, id, pos),
- m_inventorystring(inventorystring),
- m_speed_f(0,0,0),
- m_last_sent_position(0,0,0)
-{
- ServerActiveObject::registerType(getType(), create);
-}
-
-ServerActiveObject* ItemSAO::create(ServerEnvironment *env, u16 id, v3f pos,
- const std::string &data)
-{
- std::istringstream is(data, std::ios::binary);
- char buf[1];
- // read version
- is.read(buf, 1);
- u8 version = buf[0];
- // check if version is supported
- if(version != 0)
- return NULL;
- std::string inventorystring = deSerializeString(is);
- dstream<<"ItemSAO::create(): Creating item \""
- <<inventorystring<<"\""<<std::endl;
- return new ItemSAO(env, id, pos, inventorystring);
-}
-
-void ItemSAO::step(float dtime, Queue<ActiveObjectMessage> &messages,
- bool send_recommended)
-{
- assert(m_env);
-
- const float interval = 0.2;
- if(m_move_interval.step(dtime, interval)==false)
- return;
- dtime = interval;
-
- core::aabbox3d<f32> box(-BS/3.,0.0,-BS/3., BS/3.,BS*2./3.,BS/3.);
- collisionMoveResult moveresult;
- // Apply gravity
- m_speed_f += v3f(0, -dtime*9.81*BS, 0);
- // Maximum movement without glitches
- f32 pos_max_d = BS*0.25;
- // Limit speed
- if(m_speed_f.getLength()*dtime > pos_max_d)
- m_speed_f *= pos_max_d / (m_speed_f.getLength()*dtime);
- v3f pos_f = getBasePosition();
- v3f pos_f_old = pos_f;
- moveresult = collisionMoveSimple(&m_env->getMap(), pos_max_d,
- box, dtime, pos_f, m_speed_f);
-
- if(send_recommended == false)
+ if(n != m_types.end())
return;
-
- if(pos_f.getDistanceFrom(m_last_sent_position) > 0.05*BS)
- {
- setBasePosition(pos_f);
- m_last_sent_position = pos_f;
-
- std::ostringstream os(std::ios::binary);
- char buf[6];
- // command (0 = update position)
- buf[0] = 0;
- os.write(buf, 1);
- // pos
- writeS32((u8*)buf, m_base_position.X*1000);
- os.write(buf, 4);
- writeS32((u8*)buf, m_base_position.Y*1000);
- os.write(buf, 4);
- writeS32((u8*)buf, m_base_position.Z*1000);
- os.write(buf, 4);
- // create message and add to list
- ActiveObjectMessage aom(getId(), false, os.str());
- messages.push_back(aom);
- }
-}
-
-std::string ItemSAO::getClientInitializationData()
-{
- std::ostringstream os(std::ios::binary);
- char buf[6];
- // version
- buf[0] = 0;
- os.write(buf, 1);
- // pos
- writeS32((u8*)buf, m_base_position.X*1000);
- os.write(buf, 4);
- writeS32((u8*)buf, m_base_position.Y*1000);
- os.write(buf, 4);
- writeS32((u8*)buf, m_base_position.Z*1000);
- os.write(buf, 4);
- // inventorystring
- os<<serializeString(m_inventorystring);
- return os.str();
+ m_types[type] = f;
}
-std::string ItemSAO::getStaticData()
+float ServerActiveObject::getMinimumSavedMovement()
{
- dstream<<__FUNCTION_NAME<<std::endl;
- std::ostringstream os(std::ios::binary);
- char buf[1];
- // version
- buf[0] = 0;
- os.write(buf, 1);
- // inventorystring
- os<<serializeString(m_inventorystring);
- return os.str();
-}
-
-InventoryItem * ItemSAO::createInventoryItem()
-{
- try{
- std::istringstream is(m_inventorystring, std::ios_base::binary);
- InventoryItem *item = InventoryItem::deSerialize(is);
- dstream<<__FUNCTION_NAME<<": m_inventorystring=\""
- <<m_inventorystring<<"\" -> item="<<item
- <<std::endl;
- return item;
- }
- catch(SerializationError &e)
- {
- dstream<<__FUNCTION_NAME<<": serialization error: "
- <<"m_inventorystring=\""<<m_inventorystring<<"\""<<std::endl;
- return NULL;
- }
+ return 2.0*BS;
}
-
-/*
- RatSAO
-*/
-
-// Prototype
-RatSAO proto_RatSAO(NULL, 0, v3f(0,0,0));
-
-RatSAO::RatSAO(ServerEnvironment *env, u16 id, v3f pos):
- ServerActiveObject(env, id, pos),
- m_is_active(false),
- m_speed_f(0,0,0)
+ItemStack ServerActiveObject::getWieldedItem(ItemStack *selected, ItemStack *hand) const
{
- ServerActiveObject::registerType(getType(), create);
+ *selected = ItemStack();
+ if (hand)
+ *hand = ItemStack();
- m_oldpos = v3f(0,0,0);
- m_last_sent_position = v3f(0,0,0);
- m_yaw = 0;
- m_counter1 = 0;
- m_counter2 = 0;
- m_age = 0;
- m_touching_ground = false;
+ return ItemStack();
}
-ServerActiveObject* RatSAO::create(ServerEnvironment *env, u16 id, v3f pos,
- const std::string &data)
+bool ServerActiveObject::setWieldedItem(const ItemStack &item)
{
- std::istringstream is(data, std::ios::binary);
- char buf[1];
- // read version
- is.read(buf, 1);
- u8 version = buf[0];
- // check if version is supported
- if(version != 0)
- return NULL;
- return new RatSAO(env, id, pos);
+ return false;
}
-
-void RatSAO::step(float dtime, Queue<ActiveObjectMessage> &messages,
- bool send_recommended)
-{
- assert(m_env);
-
- if(m_is_active == false)
- {
- if(m_inactive_interval.step(dtime, 0.5)==false)
- return;
- }
-
- /*
- The AI
- */
-
- /*m_age += dtime;
- if(m_age > 60)
- {
- // Die
- m_removed = true;
- return;
- }*/
-
- // Apply gravity
- m_speed_f.Y -= dtime*9.81*BS;
-
- /*
- Move around if some player is close
- */
- bool player_is_close = false;
- // Check connected players
- core::list<Player*> players = m_env->getPlayers(true);
- core::list<Player*>::Iterator i;
- for(i = players.begin();
- i != players.end(); i++)
- {
- Player *player = *i;
- v3f playerpos = player->getPosition();
- if(m_base_position.getDistanceFrom(playerpos) < BS*10.0)
- {
- player_is_close = true;
- break;
- }
- }
-
- m_is_active = player_is_close;
-
- if(player_is_close == false)
- {
- m_speed_f.X = 0;
- m_speed_f.Z = 0;
- }
- else
- {
- // Move around
- v3f dir(cos(m_yaw/180*PI),0,sin(m_yaw/180*PI));
- f32 speed = 2*BS;
- m_speed_f.X = speed * dir.X;
- m_speed_f.Z = speed * dir.Z;
-
- if(m_touching_ground && (m_oldpos - m_base_position).getLength()
- < dtime*speed/2)
- {
- m_counter1 -= dtime;
- if(m_counter1 < 0.0)
- {
- m_counter1 += 1.0;
- m_speed_f.Y = 5.0*BS;
- }
- }
-
- {
- m_counter2 -= dtime;
- if(m_counter2 < 0.0)
- {
- m_counter2 += (float)(myrand()%100)/100*3.0;
- m_yaw += ((float)(myrand()%200)-100)/100*180;
- m_yaw = wrapDegrees(m_yaw);
- }
- }
- }
-
- m_oldpos = m_base_position;
-
- /*
- Move it, with collision detection
- */
-
- core::aabbox3d<f32> box(-BS/3.,0.0,-BS/3., BS/3.,BS*2./3.,BS/3.);
- collisionMoveResult moveresult;
- // Maximum movement without glitches
- f32 pos_max_d = BS*0.25;
- // Limit speed
- if(m_speed_f.getLength()*dtime > pos_max_d)
- m_speed_f *= pos_max_d / (m_speed_f.getLength()*dtime);
- v3f pos_f = getBasePosition();
- v3f pos_f_old = pos_f;
- moveresult = collisionMoveSimple(&m_env->getMap(), pos_max_d,
- box, dtime, pos_f, m_speed_f);
- m_touching_ground = moveresult.touching_ground;
-
- setBasePosition(pos_f);
-
- if(send_recommended == false)
- return;
-
- if(pos_f.getDistanceFrom(m_last_sent_position) > 0.05*BS)
- {
- m_last_sent_position = pos_f;
-
- std::ostringstream os(std::ios::binary);
- // command (0 = update position)
- writeU8(os, 0);
- // pos
- writeV3F1000(os, m_base_position);
- // yaw
- writeF1000(os, m_yaw);
- // create message and add to list
- ActiveObjectMessage aom(getId(), false, os.str());
- messages.push_back(aom);
- }
-}
-
-std::string RatSAO::getClientInitializationData()
-{
- std::ostringstream os(std::ios::binary);
- // version
- writeU8(os, 0);
- // pos
- writeV3F1000(os, m_base_position);
- return os.str();
-}
-
-std::string RatSAO::getStaticData()
-{
- //dstream<<__FUNCTION_NAME<<std::endl;
- std::ostringstream os(std::ios::binary);
- // version
- writeU8(os, 0);
- return os.str();
-}
-
-InventoryItem* RatSAO::createPickedUpItem()
-{
- std::istringstream is("CraftItem rat 1", std::ios_base::binary);
- InventoryItem *item = InventoryItem::deSerialize(is);
- return item;
-}
-
-/*
- Oerkki1SAO
-*/
-
-// Prototype
-Oerkki1SAO proto_Oerkki1SAO(NULL, 0, v3f(0,0,0));
-
-Oerkki1SAO::Oerkki1SAO(ServerEnvironment *env, u16 id, v3f pos):
- ServerActiveObject(env, id, pos),
- m_is_active(false),
- m_speed_f(0,0,0)
-{
- ServerActiveObject::registerType(getType(), create);
-
- m_oldpos = v3f(0,0,0);
- m_last_sent_position = v3f(0,0,0);
- m_yaw = 0;
- m_counter1 = 0;
- m_counter2 = 0;
- m_age = 0;
- m_touching_ground = false;
- m_hp = 20;
-}
-
-ServerActiveObject* Oerkki1SAO::create(ServerEnvironment *env, u16 id, v3f pos,
- const std::string &data)
-{
- std::istringstream is(data, std::ios::binary);
- // read version
- u8 version = readU8(is);
- // read hp
- u8 hp = readU8(is);
- // check if version is supported
- if(version != 0)
- return NULL;
- Oerkki1SAO *o = new Oerkki1SAO(env, id, pos);
- o->m_hp = hp;
- return o;
-}
-
-void Oerkki1SAO::step(float dtime, Queue<ActiveObjectMessage> &messages,
- bool send_recommended)
-{
- assert(m_env);
-
- if(m_is_active == false)
- {
- if(m_inactive_interval.step(dtime, 0.5)==false)
- return;
- }
-
- /*
- The AI
- */
-
- m_age += dtime;
- if(m_age > 120)
- {
- // Die
- m_removed = true;
- return;
- }
-
- // Apply gravity
- m_speed_f.Y -= dtime*9.81*BS;
-
- /*
- Move around if some player is close
- */
- bool player_is_close = false;
- v3f near_player_pos;
- // Check connected players
- core::list<Player*> players = m_env->getPlayers(true);
- core::list<Player*>::Iterator i;
- for(i = players.begin();
- i != players.end(); i++)
- {
- Player *player = *i;
- v3f playerpos = player->getPosition();
- if(m_base_position.getDistanceFrom(playerpos) < BS*15.0)
- {
- player_is_close = true;
- near_player_pos = playerpos;
- break;
- }
- }
-
- m_is_active = player_is_close;
-
- if(player_is_close == false)
- {
- m_speed_f.X = 0;
- m_speed_f.Z = 0;
- }
- else
- {
- // Move around
-
- v3f ndir = near_player_pos - m_base_position;
- ndir.Y = 0;
- ndir /= ndir.getLength();
- f32 nyaw = 180./PI*atan2(ndir.Z,ndir.X);
- if(nyaw < m_yaw - 180)
- nyaw += 360;
- else if(nyaw > m_yaw + 180)
- nyaw -= 360;
- m_yaw = 0.95*m_yaw + 0.05*nyaw;
- m_yaw = wrapDegrees(m_yaw);
-
- v3f dir(cos(m_yaw/180*PI),0,sin(m_yaw/180*PI));
- f32 speed = 2*BS;
- m_speed_f.X = speed * dir.X;
- m_speed_f.Z = speed * dir.Z;
-
- if(m_touching_ground && (m_oldpos - m_base_position).getLength()
- < dtime*speed/2)
- {
- m_counter1 -= dtime;
- if(m_counter1 < 0.0)
- {
- m_counter1 += 1.0;
- // Jump
- m_speed_f.Y = 5.0*BS;
- }
- }
-
- {
- m_counter2 -= dtime;
- if(m_counter2 < 0.0)
- {
- m_counter2 += (float)(myrand()%100)/100*3.0;
- //m_yaw += ((float)(myrand()%200)-100)/100*180;
- m_yaw += ((float)(myrand()%200)-100)/100*90;
- m_yaw = wrapDegrees(m_yaw);
- }
- }
- }
-
- m_oldpos = m_base_position;
-
- /*
- Move it, with collision detection
- */
-
- core::aabbox3d<f32> box(-BS/3.,0.0,-BS/3., BS/3.,BS*5./3.,BS/3.);
- collisionMoveResult moveresult;
- // Maximum movement without glitches
- f32 pos_max_d = BS*0.25;
- // Limit speed
- if(m_speed_f.getLength()*dtime > pos_max_d)
- m_speed_f *= pos_max_d / (m_speed_f.getLength()*dtime);
- v3f pos_f = getBasePosition();
- v3f pos_f_old = pos_f;
- moveresult = collisionMoveSimple(&m_env->getMap(), pos_max_d,
- box, dtime, pos_f, m_speed_f);
- m_touching_ground = moveresult.touching_ground;
-
- setBasePosition(pos_f);
-
- if(send_recommended == false)
- return;
-
- if(pos_f.getDistanceFrom(m_last_sent_position) > 0.05*BS)
- {
- m_last_sent_position = pos_f;
-
- std::ostringstream os(std::ios::binary);
- // command (0 = update position)
- writeU8(os, 0);
- // pos
- writeV3F1000(os, m_base_position);
- // yaw
- writeF1000(os, m_yaw);
- // create message and add to list
- ActiveObjectMessage aom(getId(), false, os.str());
- messages.push_back(aom);
- }
-}
-
-std::string Oerkki1SAO::getClientInitializationData()
-{
- std::ostringstream os(std::ios::binary);
- // version
- writeU8(os, 0);
- // pos
- writeV3F1000(os, m_base_position);
- return os.str();
-}
-
-std::string Oerkki1SAO::getStaticData()
-{
- //dstream<<__FUNCTION_NAME<<std::endl;
- std::ostringstream os(std::ios::binary);
- // version
- writeU8(os, 0);
- // hp
- writeU8(os, m_hp);
- return os.str();
-}
-
-u16 Oerkki1SAO::punch(const std::string &toolname)
-{
- u16 amount = 5;
- if(amount < m_hp)
- {
- m_hp -= amount;
- }
- else
- {
- // Die
- m_removed = true;
- }
- return 65536/100;
-}
-
-