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source: code/trunk/src/orxonox/objects/worldentities/triggers/DistanceTrigger.cc @ 2275

Last change on this file since 2275 was 2261, checked in by landauf, 16 years ago

merged questsystem2 back to trunk

  • Property svn:eol-style set to native
  • Property svn:mergeinfo set to (toggle deleted branches)
    /code/branches/questsystem2/src/orxonox/objects/worldentities/triggers/DistanceTrigger.ccmergedeligible
    /code/branches/ceguilua/src/orxonox/objects/DistanceTrigger.cc1802-1808
    /code/branches/core3/src/orxonox/objects/DistanceTrigger.cc1572-1739
    /code/branches/gcc43/src/orxonox/objects/DistanceTrigger.cc1580
    /code/branches/gui/src/orxonox/objects/DistanceTrigger.cc1635-1723
    /code/branches/input/src/orxonox/objects/DistanceTrigger.cc1629-1636
    /code/branches/objecthierarchy/src/orxonox/objects/worldentities/triggers/DistanceTrigger.cc2100,​2110-2169
    /code/branches/script_trigger/src/orxonox/objects/DistanceTrigger.cc1295-1953,​1955
File size: 4.6 KB
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1/*
2 *   ORXONOX - the hottest 3D action shooter ever to exist
3 *                    > www.orxonox.net <
4 *
5 *
6 *   License notice:
7 *
8 *   This program is free software; you can redistribute it and/or
9 *   modify it under the terms of the GNU General Public License
10 *   as published by the Free Software Foundation; either version 2
11 *   of the License, or (at your option) any later version.
12 *
13 *   This program is distributed in the hope that it will be useful,
14 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
15 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16 *   GNU General Public License for more details.
17 *
18 *   You should have received a copy of the GNU General Public License
19 *   along with this program; if not, write to the Free Software
20 *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
21 *
22 *   Author:
23 *      Benjamin Knecht
24 *   Co-authors:
25 *      ...
26 *
27 */
28
29#include "OrxonoxStableHeaders.h"
30#include "DistanceTrigger.h"
31
32#include <OgreNode.h>
33
34#include "core/CoreIncludes.h"
35#include "core/XMLPort.h"
36
37#include "orxonox/objects/worldentities/ControllableEntity.h"
38
39namespace orxonox
40{
41  CreateFactory(DistanceTrigger);
42
43  DistanceTrigger::DistanceTrigger(BaseObject* creator) : PlayerTrigger(creator)
44  {
45    RegisterObject(DistanceTrigger);
46
47    this->distance_ = 100;
48    this->targetMask_.exclude(Class(BaseObject));
49    this->setForPlayer(false); //!< Normally hasn't just ControllableEntities as targets.
50  }
51
52  DistanceTrigger::~DistanceTrigger()
53  {
54  }
55
56  void DistanceTrigger::XMLPort(Element& xmlelement, XMLPort::Mode mode)
57  {
58    SUPER(DistanceTrigger, XMLPort, xmlelement, mode);
59
60    XMLPortParam(DistanceTrigger, "distance", setDistance, getDistance, xmlelement, mode).defaultValues(100.0f);
61    XMLPortParamLoadOnly(DistanceTrigger, "target", addTargets, xmlelement, mode).defaultValues("ControllableEntity");
62  }
63
64  void DistanceTrigger::addTarget(Ogre::Node* targetNode)
65  {
66    this->targetSet_.insert(targetNode);
67  }
68
69  void DistanceTrigger::removeTarget(Ogre::Node* targetNode)
70  {
71    int returnval = this->targetSet_.erase(targetNode);
72    if (returnval == 0)
73    {
74      COUT(2) << "Warning: Node " << targetNode << " did not exist in targetSet of trigger " << this << " !" << std::endl;
75      COUT(4) << "Content of targetSet of trigger " << this << " :" << std::endl;
76      std::set<Ogre::Node*>::iterator it;
77      for (it = this->targetSet_.begin(); it != this->targetSet_.end(); ++it)
78      {
79        COUT(4) << *it << std::endl;
80      }
81      COUT(4) << "End of targetSet of trigger " << this << std::endl;
82    }
83  }
84
85  void DistanceTrigger::addTargets(const std::string& targets)
86  {
87    Identifier* targetId = ClassByString(targets);
88   
89    //! Checks whether the target is (or is derived from) a ControllableEntity.
90    Identifier* controllableEntityId = Class(ControllableEntity);
91    if(targetId->isA(controllableEntityId))
92    {
93      this->setForPlayer(true);
94    }
95   
96    if (!targetId)
97    {
98        COUT(1) << "Error: \"" << targets << "\" is not a valid class name to include in ClassTreeMask (in " << this->getName() << ", class " << this->getIdentifier()->getName() << ")" << std::endl;
99        return;
100    }
101
102    this->targetMask_.include(targetId);
103
104    // trigger shouldn't react on itself or other triggers
105    this->targetMask_.exclude(Class(Trigger), true);
106
107    // we only want WorldEntities
108    ClassTreeMask WEMask;
109    WEMask.include(Class(WorldEntity));
110    this->targetMask_ *= WEMask;
111  }
112
113  void DistanceTrigger::removeTargets(const std::string& targets)
114  {
115    Identifier* targetId = ClassByString(targets);
116    this->targetMask_.exclude(targetId);
117  }
118
119  bool DistanceTrigger::checkDistance()
120  {
121    // Iterate through all objects
122    for (ClassTreeMaskObjectIterator it = this->targetMask_.begin(); it != this->targetMask_.end(); ++it)
123    {
124      WorldEntity* entity = dynamic_cast<WorldEntity*>(*it);
125      if (!entity)
126        continue;
127
128      Vector3 distanceVec = entity->getWorldPosition() - this->getWorldPosition();
129      if (distanceVec.length() < this->distance_)
130      {
131       
132        //! If the target is a player (resp. is a, or is derived from a, ControllableEntity) the triggeringPlayer is set to the target entity.
133        if(this->isForPlayer())
134        {
135          ControllableEntity* player = dynamic_cast<ControllableEntity*>(entity);
136          this->setTriggeringPlayer(player);
137        }
138       
139        return true;
140      }
141    }
142    return false;
143  }
144
145  bool DistanceTrigger::isTriggered(TriggerMode mode)
146  {
147    if (Trigger::isTriggered(mode))
148    {
149      return checkDistance();
150    }
151    else
152      return false;
153  }
154}
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