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source: code/trunk/src/orxonox/graphics/ParticleEmitter.cc @ 10772

Last change on this file since 10772 was 9950, checked in by landauf, 11 years ago

ParticleEmitter should be a StaticEntity just like every other graphics class. If it needs to move, attach it to a movable entity.

  • Property svn:eol-style set to native
File size: 4.1 KB
Line 
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 *      Fabian 'x3n' Landau
24 *   Co-authors:
25 *      ...
26 *
27 */
28
29/**
30* @file
31* @brief class to control praticle effects
32*/
33
34#include "ParticleEmitter.h"
35
36#include "util/Exception.h"
37#include "core/CoreIncludes.h"
38#include "core/GameMode.h"
39#include "core/XMLPort.h"
40#include "tools/ParticleInterface.h"
41#include "Scene.h"
42
43namespace orxonox
44{
45    RegisterClass(ParticleEmitter);
46
47    ParticleEmitter::ParticleEmitter(Context* context) : StaticEntity(context)
48    {
49        RegisterObject(ParticleEmitter);
50
51        if (GameMode::showsGraphics() && (!this->getScene() || !this->getScene()->getSceneManager()))
52            ThrowException(AbortLoading, "Can't create ParticleEmitter, no scene or no scene manager given.");
53
54        this->particles_ = 0;
55        this->LOD_ = LODParticle::Normal;
56
57        this->registerVariables();
58    }
59
60    ParticleEmitter::~ParticleEmitter()
61    {
62        if (this->isInitialized() && this->particles_)
63        {
64            this->detachOgreObject(this->particles_->getParticleSystem());
65            delete this->particles_;
66        }
67    }
68
69    void ParticleEmitter::XMLPort(Element& xmlelement, XMLPort::Mode mode)
70    {
71        SUPER(ParticleEmitter, XMLPort, xmlelement, mode);
72
73        XMLPortParam(ParticleEmitter, "lod",    setLODxml, getLODxml, xmlelement, mode).defaultValues(static_cast<unsigned int>(LODParticle::Normal));
74        XMLPortParam(ParticleEmitter, "source", setSource, getSource, xmlelement, mode);
75    }
76
77    void ParticleEmitter::registerVariables()
78    {
79        registerVariable(this->source_, VariableDirection::ToClient, new NetworkCallback<ParticleEmitter>(this, &ParticleEmitter::sourceChanged));
80        registerVariable((int&)(this->LOD_),    VariableDirection::ToClient, new NetworkCallback<ParticleEmitter>(this, &ParticleEmitter::LODchanged));
81    }
82
83    void ParticleEmitter::changedVisibility()
84    {
85        SUPER(ParticleEmitter, changedVisibility);
86
87        if (this->particles_)
88            this->particles_->setVisible(this->isVisible());
89    }
90
91    void ParticleEmitter::changedActivity()
92    {
93        SUPER(ParticleEmitter, changedActivity);
94
95        if (this->particles_)
96            this->particles_->setEnabled(this->isActive());
97    }
98
99    void ParticleEmitter::sourceChanged()
100    {
101        if (this->particles_)
102        {
103            delete this->particles_;
104            this->particles_ = 0;
105        }
106
107        if (GameMode::showsGraphics() && this->getScene() && this->getScene()->getSceneManager())
108        {
109            try
110            {
111                this->particles_ = new ParticleInterface(this->getScene()->getSceneManager(), this->source_, this->LOD_);
112                this->attachOgreObject(this->particles_->getParticleSystem());
113                this->particles_->setVisible(this->isVisible());
114                this->particles_->setEnabled(this->isActive());
115            }
116            catch (const std::exception& ex)
117            {
118                orxout(internal_error) << "Couldn't load particle effect \"" << this->source_ << "\" because:" << endl
119                                       << ex.what() << endl;
120            }
121        }
122    }
123
124    void ParticleEmitter::LODchanged()
125    {
126        if (this->particles_)
127            this->particles_->setDetailLevel(this->LOD_);
128    }
129}
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