2 * Copyright (C) 2005-2009 MaNGOS <http://getmangos.com/>
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 #include "MotionMaster.h"
20 #include "CreatureAISelector.h"
22 #include "Traveller.h"
24 #include "ConfusedMovementGenerator.h"
25 #include "FleeingMovementGenerator.h"
26 #include "HomeMovementGenerator.h"
27 #include "IdleMovementGenerator.h"
28 #include "PointMovementGenerator.h"
29 #include "TargetedMovementGenerator.h"
30 #include "WaypointMovementGenerator.h"
34 inline bool isStatic(MovementGenerator
*mv
)
36 return (mv
== &si_idleMovement
);
40 MotionMaster::Initialize()
42 // clear ALL movement generators (including default)
45 MovementGenerator
*curr
= top();
47 curr
->Finalize(*i_owner
);
48 if( !isStatic( curr
) )
52 // set new default movement generator
53 if(i_owner
->GetTypeId() == TYPEID_UNIT
)
55 MovementGenerator
* movement
= FactorySelector::selectMovementGenerator((Creature
*)i_owner
);
56 push( movement
== NULL
? &si_idleMovement
: movement
);
57 top()->Initialize(*i_owner
);
60 push(&si_idleMovement
);
63 MotionMaster::~MotionMaster()
65 // clear ALL movement generators (including default)
68 MovementGenerator
*curr
= top();
70 curr
->Finalize(*i_owner
);
71 if( !isStatic( curr
) )
77 MotionMaster::UpdateMotion(uint32 diff
)
79 if( i_owner
->hasUnitState(UNIT_STAT_ROOT
| UNIT_STAT_STUNNED
) )
82 m_cleanFlag
|= MMCF_UPDATE
;
83 if (!top()->Update(*i_owner
, diff
))
85 m_cleanFlag
&= ~MMCF_UPDATE
;
89 m_cleanFlag
&= ~MMCF_UPDATE
;
93 for (int i
= 0; i
< m_expList
->size(); ++i
)
95 MovementGenerator
* mg
= (*m_expList
)[i
];
106 if (m_cleanFlag
& MMCF_RESET
)
108 top()->Reset(*i_owner
);
109 m_cleanFlag
&= ~MMCF_RESET
;
115 MotionMaster::DirectClean(bool reset
)
117 while( !empty() && size() > 1 )
119 MovementGenerator
*curr
= top();
121 curr
->Finalize(*i_owner
);
122 if( !isStatic( curr
) )
129 top()->Reset(*i_owner
);
134 MotionMaster::DelayedClean()
136 if (empty() || size() == 1)
140 m_expList
= new ExpireList();
142 while( !empty() && size() > 1 )
144 MovementGenerator
*curr
= top();
146 curr
->Finalize(*i_owner
);
147 if( !isStatic( curr
) )
148 m_expList
->push_back(curr
);
153 MotionMaster::DirectExpire(bool reset
)
155 if( empty() || size() == 1 )
158 MovementGenerator
*curr
= top();
161 // also drop stored under top() targeted motions
162 while( !empty() && top()->GetMovementGeneratorType() == TARGETED_MOTION_TYPE
)
164 MovementGenerator
*temp
= top();
166 temp
->Finalize(*i_owner
);
170 // it can add another motions instead
171 curr
->Finalize(*i_owner
);
173 if( !isStatic(curr
) )
179 if (reset
) top()->Reset(*i_owner
);
183 MotionMaster::DelayedExpire()
185 if( empty() || size() == 1 )
188 MovementGenerator
*curr
= top();
192 m_expList
= new ExpireList();
194 // also drop stored under top() targeted motions
195 while( !empty() && top()->GetMovementGeneratorType() == TARGETED_MOTION_TYPE
)
197 MovementGenerator
*temp
= top();
199 temp
->Finalize(*i_owner
);
200 m_expList
->push_back(temp
);
203 curr
->Finalize(*i_owner
);
205 if( !isStatic(curr
) )
206 m_expList
->push_back(curr
);
209 void MotionMaster::MoveIdle()
211 if( empty() || !isStatic( top() ) )
212 push( &si_idleMovement
);
216 MotionMaster::MoveTargetedHome()
218 if(i_owner
->hasUnitState(UNIT_STAT_FLEEING
))
223 if(i_owner
->GetTypeId()==TYPEID_UNIT
&& !((Creature
*)i_owner
)->GetCharmerOrOwnerGUID())
225 DEBUG_LOG("Creature (Entry: %u GUID: %u) targeted home", i_owner
->GetEntry(), i_owner
->GetGUIDLow());
226 Mutate(new HomeMovementGenerator
<Creature
>());
228 else if(i_owner
->GetTypeId()==TYPEID_UNIT
&& ((Creature
*)i_owner
)->GetCharmerOrOwnerGUID())
230 DEBUG_LOG("Pet or controlled creature (Entry: %u GUID: %u) targeting home",
231 i_owner
->GetEntry(), i_owner
->GetGUIDLow() );
232 Unit
*target
= ((Creature
*)i_owner
)->GetCharmerOrOwner();
235 i_owner
->addUnitState(UNIT_STAT_FOLLOW
);
236 DEBUG_LOG("Following %s (GUID: %u)",
237 target
->GetTypeId()==TYPEID_PLAYER
? "player" : "creature",
238 target
->GetTypeId()==TYPEID_PLAYER
? target
->GetGUIDLow() : ((Creature
*)target
)->GetDBTableGUIDLow() );
239 Mutate(new TargetedMovementGenerator
<Creature
>(*target
,PET_FOLLOW_DIST
,PET_FOLLOW_ANGLE
));
244 sLog
.outError("Player (GUID: %u) attempt targeted home", i_owner
->GetGUIDLow() );
249 MotionMaster::MoveConfused()
251 if(i_owner
->GetTypeId()==TYPEID_PLAYER
)
253 DEBUG_LOG("Player (GUID: %u) move confused", i_owner
->GetGUIDLow() );
254 Mutate(new ConfusedMovementGenerator
<Player
>());
258 DEBUG_LOG("Creature (Entry: %u GUID: %u) move confused",
259 i_owner
->GetEntry(), i_owner
->GetGUIDLow() );
260 Mutate(new ConfusedMovementGenerator
<Creature
>());
265 MotionMaster::MoveChase(Unit
* target
, float dist
, float angle
)
267 // ignore movement request if target not exist
271 i_owner
->clearUnitState(UNIT_STAT_FOLLOW
);
272 if(i_owner
->GetTypeId()==TYPEID_PLAYER
)
274 DEBUG_LOG("Player (GUID: %u) chase to %s (GUID: %u)",
275 i_owner
->GetGUIDLow(),
276 target
->GetTypeId()==TYPEID_PLAYER
? "player" : "creature",
277 target
->GetTypeId()==TYPEID_PLAYER
? i_owner
->GetGUIDLow() : ((Creature
*)i_owner
)->GetDBTableGUIDLow() );
278 Mutate(new TargetedMovementGenerator
<Player
>(*target
,dist
,angle
));
282 DEBUG_LOG("Creature (Entry: %u GUID: %u) chase to %s (GUID: %u)",
283 i_owner
->GetEntry(), i_owner
->GetGUIDLow(),
284 target
->GetTypeId()==TYPEID_PLAYER
? "player" : "creature",
285 target
->GetTypeId()==TYPEID_PLAYER
? target
->GetGUIDLow() : ((Creature
*)target
)->GetDBTableGUIDLow() );
286 Mutate(new TargetedMovementGenerator
<Creature
>(*target
,dist
,angle
));
291 MotionMaster::MoveFollow(Unit
* target
, float dist
, float angle
)
295 // ignore movement request if target not exist
299 i_owner
->addUnitState(UNIT_STAT_FOLLOW
);
300 if(i_owner
->GetTypeId()==TYPEID_PLAYER
)
302 DEBUG_LOG("Player (GUID: %u) follow to %s (GUID: %u)", i_owner
->GetGUIDLow(),
303 target
->GetTypeId()==TYPEID_PLAYER
? "player" : "creature",
304 target
->GetTypeId()==TYPEID_PLAYER
? i_owner
->GetGUIDLow() : ((Creature
*)i_owner
)->GetDBTableGUIDLow() );
305 Mutate(new TargetedMovementGenerator
<Player
>(*target
,dist
,angle
));
309 DEBUG_LOG("Creature (Entry: %u GUID: %u) follow to %s (GUID: %u)",
310 i_owner
->GetEntry(), i_owner
->GetGUIDLow(),
311 target
->GetTypeId()==TYPEID_PLAYER
? "player" : "creature",
312 target
->GetTypeId()==TYPEID_PLAYER
? target
->GetGUIDLow() : ((Creature
*)target
)->GetDBTableGUIDLow() );
313 Mutate(new TargetedMovementGenerator
<Creature
>(*target
,dist
,angle
));
318 MotionMaster::MovePoint(uint32 id
, float x
, float y
, float z
)
320 if(i_owner
->GetTypeId()==TYPEID_PLAYER
)
322 DEBUG_LOG("Player (GUID: %u) targeted point (Id: %u X: %f Y: %f Z: %f)", i_owner
->GetGUIDLow(), id
, x
, y
, z
);
323 Mutate(new PointMovementGenerator
<Player
>(id
,x
,y
,z
));
327 DEBUG_LOG("Creature (Entry: %u GUID: %u) targeted point (ID: %u X: %f Y: %f Z: %f)",
328 i_owner
->GetEntry(), i_owner
->GetGUIDLow(), id
, x
, y
, z
);
329 Mutate(new PointMovementGenerator
<Creature
>(id
,x
,y
,z
));
334 MotionMaster::MoveSeekAssistance(float x
, float y
, float z
)
336 if(i_owner
->GetTypeId()==TYPEID_PLAYER
)
338 sLog
.outError("Player (GUID: %u) attempt to seek assistance",i_owner
->GetGUIDLow());
342 DEBUG_LOG("Creature (Entry: %u GUID: %u) seek assistance (X: %f Y: %f Z: %f)",
343 i_owner
->GetEntry(), i_owner
->GetGUIDLow(), x
, y
, z
);
344 Mutate(new AssistanceMovementGenerator(x
,y
,z
));
349 MotionMaster::MoveSeekAssistanceDistract(uint32 time
)
351 if(i_owner
->GetTypeId()==TYPEID_PLAYER
)
353 sLog
.outError("Player (GUID: %u) attempt to call distract after assistance",i_owner
->GetGUIDLow());
357 DEBUG_LOG("Creature (Entry: %u GUID: %u) is distracted after assistance call (Time: %u)",
358 i_owner
->GetEntry(), i_owner
->GetGUIDLow(), time
);
359 Mutate(new AssistanceDistractMovementGenerator(time
));
364 MotionMaster::MoveFleeing(Unit
* enemy
, uint32 time
)
369 if(i_owner
->GetTypeId()==TYPEID_PLAYER
)
371 DEBUG_LOG("Player (GUID: %u) flee from %s (GUID: %u)", i_owner
->GetGUIDLow(),
372 enemy
->GetTypeId()==TYPEID_PLAYER
? "player" : "creature",
373 enemy
->GetTypeId()==TYPEID_PLAYER
? enemy
->GetGUIDLow() : ((Creature
*)enemy
)->GetDBTableGUIDLow() );
374 Mutate(new FleeingMovementGenerator
<Player
>(enemy
->GetGUID()));
378 DEBUG_LOG("Creature (Entry: %u GUID: %u) flee from %s (GUID: %u)%s",
379 i_owner
->GetEntry(), i_owner
->GetGUIDLow(),
380 enemy
->GetTypeId()==TYPEID_PLAYER
? "player" : "creature",
381 enemy
->GetTypeId()==TYPEID_PLAYER
? enemy
->GetGUIDLow() : ((Creature
*)enemy
)->GetDBTableGUIDLow(),
382 time
? " for a limited time" : "");
384 Mutate(new TimedFleeingMovementGenerator(enemy
->GetGUID(), time
));
386 Mutate(new FleeingMovementGenerator
<Creature
>(enemy
->GetGUID()));
391 MotionMaster::MoveTaxiFlight(uint32 path
, uint32 pathnode
)
393 if(i_owner
->GetTypeId()==TYPEID_PLAYER
)
395 DEBUG_LOG("Player (GUID: %u) taxi to (Path %u node %u)", i_owner
->GetGUIDLow(), path
, pathnode
);
396 FlightPathMovementGenerator
* mgen
= new FlightPathMovementGenerator(path
,pathnode
);
401 sLog
.outError("Creature (Entry: %u GUID: %u) attempt taxi to (Path %u node %u)",
402 i_owner
->GetEntry(), i_owner
->GetGUIDLow(), path
, pathnode
);
407 MotionMaster::MoveDistract(uint32 timer
)
409 if(i_owner
->GetTypeId()==TYPEID_PLAYER
)
411 DEBUG_LOG("Player (GUID: %u) distracted (timer: %u)", i_owner
->GetGUIDLow(), timer
);
415 DEBUG_LOG("Creature (Entry: %u GUID: %u) (timer: %u)",
416 i_owner
->GetEntry(), i_owner
->GetGUIDLow(), timer
);
419 DistractMovementGenerator
* mgen
= new DistractMovementGenerator(timer
);
423 void MotionMaster::Mutate(MovementGenerator
*m
)
427 switch(top()->GetMovementGeneratorType())
429 // HomeMovement is not that important, delete it if meanwhile a new comes
430 case HOME_MOTION_TYPE
:
431 // DistractMovement interrupted by any other movement
432 case DISTRACT_MOTION_TYPE
:
433 MovementExpired(false);
438 m
->Initialize(*i_owner
);
442 void MotionMaster::propagateSpeedChange()
444 Impl::container_type::iterator it
= Impl::c
.begin();
445 for ( ;it
!= end(); ++it
)
447 (*it
)->unitSpeedChanged();
451 MovementGeneratorType
MotionMaster::GetCurrentMovementGeneratorType() const
454 return IDLE_MOTION_TYPE
;
456 return top()->GetMovementGeneratorType();
459 bool MotionMaster::GetDestination(float &x
, float &y
, float &z
)
464 return top()->GetDestination(x
,y
,z
);