[svn] * Proper SVN structureinit

--HG--
branch : trunk

1 files changed, 342 insertions, 0 deletions

diff --git a/src/game/MotionMaster.cpp b/src/game/MotionMaster.cpp
new file mode 100644
index 00000000000..cf910bf50b2
--- /dev/null
+++ b/src/game/MotionMaster.cpp
@@ -0,0 +1,342 @@
+/*
+ * Copyright (C) 2005-2008 MaNGOS <http://www.mangosproject.org/>
+ *
+ * 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
+ * (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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include "MotionMaster.h"
+#include "CreatureAISelector.h"
+#include "Creature.h"
+#include "Traveller.h"
+
+#include "ConfusedMovementGenerator.h"
+#include "FleeingMovementGenerator.h"
+#include "HomeMovementGenerator.h"
+#include "IdleMovementGenerator.h"
+#include "PointMovementGenerator.h"
+#include "TargetedMovementGenerator.h"
+#include "WaypointMovementGenerator.h"
+
+#include <cassert>
+
+inline bool isStatic(MovementGenerator *mv)
+{
+    return (mv == &si_idleMovement);
+}
+
+void
+MotionMaster::Initialize()
+{
+    // clear ALL movement generators (including default)
+    while(!empty())
+    {
+        MovementGenerator *curr = top();
+        curr->Finalize(*i_owner);
+        pop();
+        if( !isStatic( curr ) )
+            delete curr;
+    }
+
+    // set new default movement generator
+    if(i_owner->GetTypeId() == TYPEID_UNIT)
+    {
+        MovementGenerator* movement = FactorySelector::selectMovementGenerator((Creature*)i_owner);
+        push(  movement == NULL ? &si_idleMovement : movement );
+        top()->Initialize(*i_owner);
+    }
+    else
+        push(&si_idleMovement);
+}
+
+MotionMaster::~MotionMaster()
+{
+    // clear ALL movement generators (including default)
+    while(!empty())
+    {
+        MovementGenerator *curr = top();
+        curr->Finalize(*i_owner);
+        pop();
+        if( !isStatic( curr ) )
+            delete curr;
+    }
+}
+
+void
+MotionMaster::UpdateMotion(const uint32 &diff)
+{
+    if( i_owner->hasUnitState(UNIT_STAT_ROOT | UNIT_STAT_STUNDED) )
+        return;
+    assert( !empty() );
+    if (!top()->Update(*i_owner, diff))
+        MovementExpired();
+}
+
+void
+MotionMaster::Clear(bool reset)
+{
+    while( !empty() && size() > 1 )
+    {
+        MovementGenerator *curr = top();
+        curr->Finalize(*i_owner);
+        pop();
+        if( !isStatic( curr ) )
+            delete curr;
+    }
+
+    if (reset)
+    {
+        assert( !empty() );
+        top()->Reset(*i_owner);
+    }
+}
+
+void
+MotionMaster::MovementExpired(bool reset)
+{
+    if( empty() || size() == 1 )
+        return;
+
+    MovementGenerator *curr = top();
+    curr->Finalize(*i_owner);
+    pop();
+
+    if( !isStatic(curr) )
+        delete curr;
+
+    assert( !empty() );
+    while( !empty() && top()->GetMovementGeneratorType() == TARGETED_MOTION_TYPE )
+    {
+        // Should check if target is still valid? If not valid it will crash.
+        curr = top();
+        curr->Finalize(*i_owner);
+        pop();
+        delete curr;
+    }
+    if( empty() )
+        Initialize();
+    if (reset) top()->Reset(*i_owner);
+}
+
+void MotionMaster::MoveIdle()
+{
+    if( empty() || !isStatic( top() ) )
+        push( &si_idleMovement );
+}
+
+void
+MotionMaster::MoveTargetedHome()
+{
+    if(i_owner->hasUnitState(UNIT_STAT_FLEEING))
+        return;
+
+    Clear(false);
+
+    if(i_owner->GetTypeId()==TYPEID_UNIT && !((Creature*)i_owner)->GetCharmerOrOwnerGUID())
+    {
+        DEBUG_LOG("Creature (Entry: %u GUID: %u) targeted home", i_owner->GetEntry(), i_owner->GetGUIDLow());
+        Mutate(new HomeMovementGenerator<Creature>());
+    }
+    else if(i_owner->GetTypeId()==TYPEID_UNIT && ((Creature*)i_owner)->GetCharmerOrOwnerGUID())
+    {
+        sLog.outError("Pet or controlled creature (Entry: %u GUID: %u) attempt targeted home",
+            i_owner->GetEntry(), i_owner->GetGUIDLow() );
+    }
+    else
+    {
+        sLog.outError("Player (GUID: %u) attempt targeted home", i_owner->GetGUIDLow() );
+    }
+}
+
+void
+MotionMaster::MoveConfused()
+{
+    if(i_owner->GetTypeId()==TYPEID_PLAYER)
+    {
+        DEBUG_LOG("Player (GUID: %u) move confused", i_owner->GetGUIDLow() );
+        Mutate(new ConfusedMovementGenerator<Player>());
+    }
+    else
+    {
+        DEBUG_LOG("Creature (Entry: %u GUID: %u) move confused",
+            i_owner->GetEntry(), i_owner->GetGUIDLow() );
+        Mutate(new ConfusedMovementGenerator<Creature>());
+    }
+}
+
+void
+MotionMaster::MoveChase(Unit* target, float dist, float angle)
+{
+    // ignore movement request if target not exist
+    if(!target)
+        return;
+
+    i_owner->clearUnitState(UNIT_STAT_FOLLOW);
+    if(i_owner->GetTypeId()==TYPEID_PLAYER)
+    {
+        DEBUG_LOG("Player (GUID: %u) chase to %s (GUID: %u)",
+            target->GetTypeId()==TYPEID_PLAYER ? "player" : "creature",
+            target->GetTypeId()==TYPEID_PLAYER ? i_owner->GetGUIDLow() : ((Creature*)i_owner)->GetDBTableGUIDLow() );
+        Mutate(new TargetedMovementGenerator<Player>(*target,dist,angle));
+    }
+    else
+    {
+        DEBUG_LOG("Creature (Entry: %u GUID: %u) chase to %s (GUID: %u)",
+            i_owner->GetEntry(), i_owner->GetGUIDLow(),
+            target->GetTypeId()==TYPEID_PLAYER ? "player" : "creature",
+            target->GetTypeId()==TYPEID_PLAYER ? target->GetGUIDLow() : ((Creature*)target)->GetDBTableGUIDLow() );
+        Mutate(new TargetedMovementGenerator<Creature>(*target,dist,angle));
+    }
+}
+
+void
+MotionMaster::MoveFollow(Unit* target, float dist, float angle)
+{
+    Clear();
+
+    // ignore movement request if target not exist
+    if(!target)
+        return;
+
+    i_owner->addUnitState(UNIT_STAT_FOLLOW);
+    if(i_owner->GetTypeId()==TYPEID_PLAYER)
+    {
+        DEBUG_LOG("Player (GUID: %u) follow to %s (GUID: %u)", i_owner->GetGUIDLow(),
+            target->GetTypeId()==TYPEID_PLAYER ? "player" : "creature",
+            target->GetTypeId()==TYPEID_PLAYER ? i_owner->GetGUIDLow() : ((Creature*)i_owner)->GetDBTableGUIDLow() );
+        Mutate(new TargetedMovementGenerator<Player>(*target,dist,angle));
+    }
+    else
+    {
+        DEBUG_LOG("Creature (Entry: %u GUID: %u) follow to %s (GUID: %u)",
+            i_owner->GetEntry(), i_owner->GetGUIDLow(),
+            target->GetTypeId()==TYPEID_PLAYER ? "player" : "creature",
+            target->GetTypeId()==TYPEID_PLAYER ? target->GetGUIDLow() : ((Creature*)target)->GetDBTableGUIDLow() );
+        Mutate(new TargetedMovementGenerator<Creature>(*target,dist,angle));
+    }
+}
+
+void
+MotionMaster::MovePoint(uint32 id, float x, float y, float z)
+{
+    if(i_owner->GetTypeId()==TYPEID_PLAYER)
+    {
+        DEBUG_LOG("Player (GUID: %u) targeted point (Id: %u X: %f Y: %f Z: %f)", i_owner->GetGUIDLow(), id, x, y, z );
+        Mutate(new PointMovementGenerator<Player>(id,x,y,z));
+    }
+    else
+    {
+        DEBUG_LOG("Creature (Entry: %u GUID: %u) targeted point (ID: %u X: %f Y: %f Z: %f)",
+            i_owner->GetEntry(), i_owner->GetGUIDLow(), id, x, y, z );
+        Mutate(new PointMovementGenerator<Creature>(id,x,y,z));
+    }
+}
+
+void
+MotionMaster::MoveFleeing(Unit* enemy)
+{
+    if(!enemy)
+        return;
+
+    if(i_owner->GetTypeId()==TYPEID_PLAYER)
+    {
+        DEBUG_LOG("Player (GUID: %u) flee from %s (GUID: %u)", i_owner->GetGUIDLow(),
+            enemy->GetTypeId()==TYPEID_PLAYER ? "player" : "creature",
+            enemy->GetTypeId()==TYPEID_PLAYER ? enemy->GetGUIDLow() : ((Creature*)enemy)->GetDBTableGUIDLow() );
+        Mutate(new FleeingMovementGenerator<Player>(enemy->GetGUID()));
+    }
+    else
+    {
+        DEBUG_LOG("Creature (Entry: %u GUID: %u) flee from %s (GUID: %u)",
+            i_owner->GetEntry(), i_owner->GetGUIDLow(),
+            enemy->GetTypeId()==TYPEID_PLAYER ? "player" : "creature",
+            enemy->GetTypeId()==TYPEID_PLAYER ? enemy->GetGUIDLow() : ((Creature*)enemy)->GetDBTableGUIDLow() );
+        Mutate(new FleeingMovementGenerator<Creature>(enemy->GetGUID()));
+    }
+}
+
+void
+MotionMaster::MoveTaxiFlight(uint32 path, uint32 pathnode)
+{
+    if(i_owner->GetTypeId()==TYPEID_PLAYER)
+    {
+        DEBUG_LOG("Player (GUID: %u) taxi to (Path %u node %u)", i_owner->GetGUIDLow(), path, pathnode);
+        FlightPathMovementGenerator* mgen = new FlightPathMovementGenerator(path,pathnode);
+        Mutate(mgen);
+    }
+    else
+    {
+        sLog.outError("Creature (Entry: %u GUID: %u) attempt taxi to (Path %u node %u)",
+            i_owner->GetEntry(), i_owner->GetGUIDLow(), path, pathnode );
+    }
+}
+
+void
+MotionMaster::MoveDistract(uint32 timer)
+{
+    if(i_owner->GetTypeId()==TYPEID_PLAYER)
+    {
+        DEBUG_LOG("Player (GUID: %u) distracted (timer: %u)", i_owner->GetGUIDLow(), timer);
+    }
+    else
+    {
+        DEBUG_LOG("Creature (Entry: %u GUID: %u) (timer: %u)",
+            i_owner->GetEntry(), i_owner->GetGUIDLow(), timer);
+    }
+
+    DistractMovementGenerator* mgen = new DistractMovementGenerator(timer);
+    Mutate(mgen);
+}
+
+void MotionMaster::Mutate(MovementGenerator *m)
+{
+    if (!empty())
+    {
+        switch(top()->GetMovementGeneratorType())
+        {
+            // HomeMovement is not that important, delete it if meanwhile a new comes
+            case HOME_MOTION_TYPE:
+            // DistractMovement interrupted by any other movement
+            case DISTRACT_MOTION_TYPE:
+                MovementExpired(false);
+        }
+    }
+    m->Initialize(*i_owner);
+    push(m);
+}
+
+void MotionMaster::propagateSpeedChange()
+{
+    Impl::container_type::iterator it = Impl::c.begin();
+    for ( ;it != end(); ++it)
+    {
+        (*it)->unitSpeedChanged();
+    }
+}
+
+MovementGeneratorType MotionMaster::GetCurrentMovementGeneratorType() const
+{
+   if(empty())
+       return IDLE_MOTION_TYPE;
+
+   return top()->GetMovementGeneratorType();
+}
+
+bool MotionMaster::GetDestination(float &x, float &y, float &z)
+{
+   if(empty())
+       return false;
+
+   return top()->GetDestination(x,y,z);
+}