3 Copyright (C) 2010-2011 celeron55, Perttu Ahola <celeron55@gmail.com>
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License along
16 with this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
20 #include "serverobject.h"
22 #include "environment.h"
23 #include "inventory.h"
24 #include "collision.h"
26 core::map<u16, ServerActiveObject::Factory> ServerActiveObject::m_types;
28 ServerActiveObject::ServerActiveObject(ServerEnvironment *env, u16 id, v3f pos):
32 m_static_exists(false),
33 m_static_block(1337,1337,1337),
39 ServerActiveObject::~ServerActiveObject()
43 ServerActiveObject* ServerActiveObject::create(u8 type,
44 ServerEnvironment *env, u16 id, v3f pos,
45 const std::string &data)
47 // Find factory function
48 core::map<u16, Factory>::Node *n;
49 n = m_types.find(type);
52 // If factory is not found, just return.
53 dstream<<"WARNING: ServerActiveObject: No factory for type="
58 Factory f = n->getValue();
59 ServerActiveObject *object = (*f)(env, id, pos, data);
63 void ServerActiveObject::registerType(u16 type, Factory f)
65 core::map<u16, Factory>::Node *n;
66 n = m_types.find(type);
69 m_types.insert(type, f);
78 TestSAO proto_TestSAO(NULL, 0, v3f(0,0,0));
80 TestSAO::TestSAO(ServerEnvironment *env, u16 id, v3f pos):
81 ServerActiveObject(env, id, pos),
85 ServerActiveObject::registerType(getType(), create);
88 ServerActiveObject* TestSAO::create(ServerEnvironment *env, u16 id, v3f pos,
89 const std::string &data)
91 return new TestSAO(env, id, pos);
94 void TestSAO::step(float dtime, Queue<ActiveObjectMessage> &messages,
95 bool send_recommended)
104 m_base_position.Y += dtime * BS * 2;
105 if(m_base_position.Y > 8*BS)
106 m_base_position.Y = 2*BS;
108 if(send_recommended == false)
115 //dstream<<"TestSAO: id="<<getId()<<" sending data"<<std::endl;
119 data += itos(0); // 0 = position
121 data += itos(m_base_position.X);
123 data += itos(m_base_position.Y);
125 data += itos(m_base_position.Z);
127 ActiveObjectMessage aom(getId(), false, data);
128 messages.push_back(aom);
138 ItemSAO proto_ItemSAO(NULL, 0, v3f(0,0,0), "");
140 ItemSAO::ItemSAO(ServerEnvironment *env, u16 id, v3f pos,
141 const std::string inventorystring):
142 ServerActiveObject(env, id, pos),
143 m_inventorystring(inventorystring),
145 m_last_sent_position(0,0,0)
147 dstream<<"Server: ItemSAO created with inventorystring=\""
148 <<m_inventorystring<<"\""<<std::endl;
149 ServerActiveObject::registerType(getType(), create);
152 ServerActiveObject* ItemSAO::create(ServerEnvironment *env, u16 id, v3f pos,
153 const std::string &data)
155 std::istringstream is(data, std::ios::binary);
160 // check if version is supported
163 std::string inventorystring = deSerializeString(is);
164 dstream<<"ItemSAO::create(): Creating item \""
165 <<inventorystring<<"\""<<std::endl;
166 return new ItemSAO(env, id, pos, inventorystring);
169 void ItemSAO::step(float dtime, Queue<ActiveObjectMessage> &messages,
170 bool send_recommended)
174 const float interval = 0.2;
175 if(m_move_interval.step(dtime, interval)==false)
179 core::aabbox3d<f32> box(-BS/3.,0.0,-BS/3., BS/3.,BS*2./3.,BS/3.);
180 collisionMoveResult moveresult;
182 m_speed_f += v3f(0, -dtime*9.81*BS, 0);
183 // Maximum movement without glitches
184 f32 pos_max_d = BS*0.25;
186 if(m_speed_f.getLength()*dtime > pos_max_d)
187 m_speed_f *= pos_max_d / (m_speed_f.getLength()*dtime);
188 v3f pos_f = getBasePosition();
189 v3f pos_f_old = pos_f;
190 moveresult = collisionMoveSimple(&m_env->getMap(), pos_max_d,
191 box, dtime, pos_f, m_speed_f);
193 if(send_recommended == false)
196 if(pos_f.getDistanceFrom(m_last_sent_position) > 0.05*BS)
198 setBasePosition(pos_f);
199 m_last_sent_position = pos_f;
201 std::ostringstream os(std::ios::binary);
203 // command (0 = update position)
207 writeS32((u8*)buf, m_base_position.X*1000);
209 writeS32((u8*)buf, m_base_position.Y*1000);
211 writeS32((u8*)buf, m_base_position.Z*1000);
213 // create message and add to list
214 ActiveObjectMessage aom(getId(), false, os.str());
215 messages.push_back(aom);
219 std::string ItemSAO::getClientInitializationData()
221 std::ostringstream os(std::ios::binary);
227 writeS32((u8*)buf, m_base_position.X*1000);
229 writeS32((u8*)buf, m_base_position.Y*1000);
231 writeS32((u8*)buf, m_base_position.Z*1000);
234 os<<serializeString(m_inventorystring);
238 std::string ItemSAO::getStaticData()
240 dstream<<__FUNCTION_NAME<<std::endl;
241 std::ostringstream os(std::ios::binary);
247 os<<serializeString(m_inventorystring);
251 InventoryItem * ItemSAO::createInventoryItem()
254 std::istringstream is(m_inventorystring, std::ios_base::binary);
255 InventoryItem *item = InventoryItem::deSerialize(is);
256 dstream<<__FUNCTION_NAME<<": m_inventorystring=\""
257 <<m_inventorystring<<"\" -> item="<<item
261 catch(SerializationError &e)
263 dstream<<__FUNCTION_NAME<<": serialization error: "
264 <<"m_inventorystring=\""<<m_inventorystring<<"\""<<std::endl;
275 RatSAO proto_RatSAO(NULL, 0, v3f(0,0,0));
277 RatSAO::RatSAO(ServerEnvironment *env, u16 id, v3f pos):
278 ServerActiveObject(env, id, pos),
282 //dstream<<"Server: RatSAO created"<<std::endl;
283 ServerActiveObject::registerType(getType(), create);
285 m_oldpos = v3f(0,0,0);
286 m_last_sent_position = v3f(0,0,0);
291 m_touching_ground = false;
294 ServerActiveObject* RatSAO::create(ServerEnvironment *env, u16 id, v3f pos,
295 const std::string &data)
297 std::istringstream is(data, std::ios::binary);
302 // check if version is supported
305 return new RatSAO(env, id, pos);
308 void RatSAO::step(float dtime, Queue<ActiveObjectMessage> &messages,
309 bool send_recommended)
313 if(m_is_active == false)
315 if(m_inactive_interval.step(dtime, 0.5)==false)
332 m_speed_f.Y -= dtime*9.81*BS;
335 Move around if some player is close
337 bool player_is_close = false;
338 // Check connected players
339 core::list<Player*> players = m_env->getPlayers(true);
340 core::list<Player*>::Iterator i;
341 for(i = players.begin();
342 i != players.end(); i++)
345 v3f playerpos = player->getPosition();
346 if(m_base_position.getDistanceFrom(playerpos) < BS*10.0)
348 player_is_close = true;
353 m_is_active = player_is_close;
355 if(player_is_close == false)
363 v3f dir(cos(m_yaw/180*PI),0,sin(m_yaw/180*PI));
365 m_speed_f.X = speed * dir.X;
366 m_speed_f.Z = speed * dir.Z;
368 if(m_touching_ground && (m_oldpos - m_base_position).getLength()
375 m_speed_f.Y = 5.0*BS;
383 m_counter2 += (float)(myrand()%100)/100*3.0;
384 m_yaw += ((float)(myrand()%200)-100)/100*180;
385 m_yaw = wrapDegrees(m_yaw);
390 m_oldpos = m_base_position;
393 Move it, with collision detection
396 core::aabbox3d<f32> box(-BS/3.,0.0,-BS/3., BS/3.,BS*2./3.,BS/3.);
397 collisionMoveResult moveresult;
398 // Maximum movement without glitches
399 f32 pos_max_d = BS*0.25;
401 if(m_speed_f.getLength()*dtime > pos_max_d)
402 m_speed_f *= pos_max_d / (m_speed_f.getLength()*dtime);
403 v3f pos_f = getBasePosition();
404 v3f pos_f_old = pos_f;
405 moveresult = collisionMoveSimple(&m_env->getMap(), pos_max_d,
406 box, dtime, pos_f, m_speed_f);
407 m_touching_ground = moveresult.touching_ground;
409 setBasePosition(pos_f);
411 if(send_recommended == false)
414 if(pos_f.getDistanceFrom(m_last_sent_position) > 0.05*BS)
416 m_last_sent_position = pos_f;
418 std::ostringstream os(std::ios::binary);
419 // command (0 = update position)
422 writeV3F1000(os, m_base_position);
424 writeF1000(os, m_yaw);
425 // create message and add to list
426 ActiveObjectMessage aom(getId(), false, os.str());
427 messages.push_back(aom);
431 std::string RatSAO::getClientInitializationData()
433 std::ostringstream os(std::ios::binary);
437 writeV3F1000(os, m_base_position);
441 std::string RatSAO::getStaticData()
443 //dstream<<__FUNCTION_NAME<<std::endl;
444 std::ostringstream os(std::ios::binary);
450 InventoryItem* RatSAO::createPickedUpItem()
452 std::istringstream is("CraftItem rat 1", std::ios_base::binary);
453 InventoryItem *item = InventoryItem::deSerialize(is);