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source: code/archive/Dialog_HS16/src/modules/overlays/hud/HUDRadar.cc @ 12227

Last change on this file since 12227 was 11071, checked in by landauf, 9 years ago

merged branch cpp11_v3 back to trunk

  • Property svn:eol-style set to native
File size: 11.9 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 *      Yuning Chai
24 *      Felix Schulthess
25 *   Co-authors:
26 *      Reto Grieder
27 *      Wolfgang Roenninger
28 *
29 */
30
31#include "HUDRadar.h"
32
33#include <OgreOverlayManager.h>
34#include <OgrePanelOverlayElement.h>
35
36#include "util/Math.h"
37#include "util/StringUtils.h"
38#include "core/CoreIncludes.h"
39#include "core/XMLPort.h"
40#include "tools/TextureGenerator.h"
41#include "worldentities/ControllableEntity.h"
42#include "Scene.h"
43#include "Radar.h"
44#include "core/config/ConfigValueIncludes.h"
45
46namespace orxonox
47{
48    RegisterClass(HUDRadar);
49
50    HUDRadar::HUDRadar(Context* context)
51        : OrxonoxOverlay(context)
52    {
53        RegisterObject(HUDRadar);
54        this->setConfigValues();
55
56        this->marker_ = static_cast<Ogre::PanelOverlayElement*>(Ogre::OverlayManager::getSingleton()
57            .createOverlayElement("Panel", "HUDRadar_marker_" + getUniqueNumberString()));
58        this->marker_->setMaterialName("Orxonox/RadarMarker");
59        this->overlay_->add2D(this->marker_);
60        this->marker_->hide();
61
62        this->setRadarSensitivity(1.0f);
63        this->setHalfDotSizeDistance(3000.0f);
64        this->setMaximumDotSize(0.1f);
65        this->setMaximumDotSize3D(0.07f);
66
67        this->shapeMaterials_[RadarViewable::Shape::Dot]      = "RadarDot.png";
68        this->shapeMaterials_[RadarViewable::Shape::Triangle] = "RadarTriangle.png";
69        this->shapeMaterials_[RadarViewable::Shape::Square]   = "RadarSquare.png";
70        this->owner_ = nullptr;
71
72        this->map3DFront_ = static_cast<Ogre::PanelOverlayElement*>(Ogre::OverlayManager::getSingleton()
73            .createOverlayElement("Panel", "HUDRadar_mapDreiDFront_" + getUniqueNumberString()));
74        this->map3DFront_->setMaterialName("Orxonox/Radar3DFront");
75        this->overlay_->add2D(this->map3DFront_);
76        this->map3DFront_->hide();
77
78        this->map3DBack_ = static_cast<Ogre::PanelOverlayElement*>(Ogre::OverlayManager::getSingleton()
79            .createOverlayElement("Panel", "HUDRadar_mapDreiDBack_" + getUniqueNumberString()));
80        this->map3DBack_->setMaterialName("Orxonox/Radar3DBack");
81        this->overlay_->add2D(this->map3DBack_);
82        this->map3DBack_->hide();
83
84    }
85
86    HUDRadar::~HUDRadar()
87    {
88        if (this->isInitialized())
89        {
90            Ogre::OverlayManager::getSingleton().destroyOverlayElement(this->marker_);
91            Ogre::OverlayManager::getSingleton().destroyOverlayElement(this->map3DFront_);
92            Ogre::OverlayManager::getSingleton().destroyOverlayElement(this->map3DBack_);
93
94            for (const auto& mapEntry : this->radarObjects_)
95            {
96                Ogre::OverlayManager::getSingleton().destroyOverlayElement(mapEntry.second);
97            }
98        }
99    }
100
101
102
103    void HUDRadar::setConfigValues()
104       {
105           SetConfigValue(RadarMode_, true);
106       }
107
108    void HUDRadar::XMLPort(Element& xmlelement, XMLPort::Mode mode)
109    {
110        SUPER(HUDRadar, XMLPort, xmlelement, mode);
111
112        XMLPortParam(HUDRadar, "sensitivity", setRadarSensitivity, getRadarSensitivity, xmlelement, mode);
113        XMLPortParam(HUDRadar, "halfDotSizeDistance", setHalfDotSizeDistance, getHalfDotSizeDistance, xmlelement, mode);
114        XMLPortParam(HUDRadar, "maximumDotSize", setMaximumDotSize, getMaximumDotSize, xmlelement, mode);
115        XMLPortParam(HUDRadar, "maximumDotSize3D", setMaximumDotSize3D, getMaximumDotSize3D, xmlelement, mode);
116        XMLPortParam(HUDRadar, "material2D", set2DMaterial, get2DMaterial, xmlelement, mode);
117        XMLPortParam(HUDRadar, "material3DMiddle", set3DMaterial, get3DMaterial, xmlelement, mode);
118        XMLPortParam(HUDRadar, "material3DFront", set3DMaterialFront, get3DMaterialFront, xmlelement, mode);
119        XMLPortParam(HUDRadar, "material3DBack", set3DMaterialBack, get3DMaterialBack, xmlelement, mode);
120        XMLPortParam(HUDRadar, "mapAngle3D", setMapAngle, getMapAngle, xmlelement, mode);
121        XMLPortParam(HUDRadar, "detectionLimit", setDetectionLimit, getDetectionLimit, xmlelement, mode);
122    }
123
124    void HUDRadar::addObject(RadarViewable* object)
125    {
126        if (object == orxonox_cast<RadarViewable*>(this->owner_))
127            return;
128        if( showObject(object) == false ) //do not show objects that are "invisible" or "radar invisible"
129            return;
130
131        // Make sure the object hasn't been added yet
132        assert( this->radarObjects_.find(object) == this->radarObjects_.end() );
133
134        // Create everything needed to display the object on the radar and add it to the map
135        Ogre::PanelOverlayElement* panel;
136        panel = static_cast<Ogre::PanelOverlayElement*>(
137            Ogre::OverlayManager::getSingleton().createOverlayElement("Panel", "RadarDot" + getUniqueNumberString()));
138        this->overlay_->add2D(panel);
139        // get right material
140        panel->setMaterialName(TextureGenerator::getMaterialName(
141            shapeMaterials_[object->getRadarObjectShape()], object->getRadarObjectColour()));
142        panel->hide();
143        this->radarObjects_[object] = panel;
144    }
145
146    void HUDRadar::removeObject(RadarViewable* object)
147    {
148        // If object was added at all then remove it
149        std::map<RadarViewable*,Ogre::PanelOverlayElement*>::iterator it;
150        it = this->radarObjects_.find( object );
151        if( it != this->radarObjects_.end() )
152        {
153            Ogre::OverlayManager::getSingleton().destroyOverlayElement(it->second);
154            this->radarObjects_.erase(it);
155        }
156    }
157
158    void HUDRadar::objectChanged( RadarViewable* rv )
159    {// The new implementation behaves more precisely, since inactive RadarViewables are not displayed anymore.
160        this->removeObject(rv);
161        this->addObject(rv);
162    }
163
164    void HUDRadar::gatherObjects()
165    {
166        const std::set<RadarViewable*>& objectSet = this->getCreator()->getScene()->getRadar()->getRadarObjects();
167        for( RadarViewable* viewable : objectSet )
168            this->addObject(viewable);
169        this->radarTick(0);
170    }
171
172    void HUDRadar::radarTick(float dt)
173    {
174        // Make sure the owner of the radar was defined
175        if( !this->owner_ )
176            return;
177
178        this->marker_->hide();      // in case that no object is in focus
179        // get the focus object
180        Radar* radar = this->getOwner()->getScene()->getRadar();
181        const RadarViewable* focusObject = radar->getFocus();
182
183        // update the distances for all objects
184
185        if(RadarMode_)
186        {
187            this->setBackgroundMaterial(material3D_);
188            this->map3DFront_->_notifyZOrder(this->overlay_->getZOrder() * 100 + 250); // it seems that the ZOrder of overlayelements is 100 times the ZOrder of the overlay
189            this->map3DBack_->_notifyZOrder(this->overlay_->getZOrder() * 100 - 250); // 250 a little bit buffer so that the two shels are displayed all in the front / in the back
190            this->map3DFront_->show();
191            this->map3DBack_->show();
192        }
193        else
194        {
195            this->setBackgroundMaterial(material2D_);
196            this->map3DFront_->hide();
197            this->map3DBack_->hide();
198        }
199
200        for( const auto& mapEntry : this->radarObjects_ )
201        {
202            // Make sure the object really is a WorldEntity
203            const WorldEntity* wePointer = mapEntry.first->getWorldEntity();
204            if( !wePointer )
205            {
206                orxout(internal_error) << "Cannot display a non-WorldEntitiy on the radar" << endl;
207                assert(0);
208            }
209            bool isFocus = (mapEntry.first == focusObject);
210            // set size to fit distance...
211            float distance = (wePointer->getWorldPosition() - this->owner_->getPosition()).length();
212            // calculate the size with 1/distance dependency for simplicity (instead of exp(-distance * lambda)
213
214            float size;
215            if(RadarMode_)
216                size = maximumDotSize3D_ * halfDotSizeDistance_ / (halfDotSizeDistance_ + distance) * mapEntry.first->getRadarObjectScale();
217            else
218                size = maximumDotSize_ * halfDotSizeDistance_ / (halfDotSizeDistance_ + distance) * mapEntry.first->getRadarObjectScale();
219            mapEntry.second->setDimensions(size, size);
220
221            // calc position on radar...
222            Vector2 coord;
223
224            if(RadarMode_)
225            {
226                coord = get3DProjection(this->owner_->getPosition(), this->owner_->getOrientation() * WorldEntity::FRONT, this->owner_->getOrientation() * WorldEntity::UP, wePointer->getWorldPosition(), 0.6435011, detectionLimit_);
227
228                // set zOrder on screen
229                bool overXZPlain = isObjectHigherThanShipOnMap(this->owner_->getPosition(), this->owner_->getOrientation() * WorldEntity::FRONT, this->owner_->getOrientation() * WorldEntity::UP, wePointer->getWorldPosition(), this->mapAngle_);
230
231                int zOrder = determineMap3DZOrder(this->owner_->getPosition(), this->owner_->getOrientation() * WorldEntity::FRONT, this->owner_->getOrientation() * WorldEntity::UP, wePointer->getWorldPosition(), detectionLimit_);
232                if(overXZPlain == false /*&& (it->second->getZOrder() >  100 * this->overlay_->getZOrder())*/) // it appears that zOrder of attached Overlayelements is 100 times the zOrder of the Overlay
233                    mapEntry.second->_notifyZOrder(this->overlay_->getZOrder() * 100 - 70 + zOrder);
234                if(overXZPlain == true /*&& (it->second->getZOrder() <= 100 * this->overlay_->getZOrder())*/)
235                    mapEntry.second->_notifyZOrder(this->overlay_->getZOrder() * 100 + 70 + zOrder);
236            }
237            else
238                coord = get2DViewCoordinates(this->owner_->getPosition(), this->owner_->getOrientation() * WorldEntity::FRONT, this->owner_->getOrientation() * WorldEntity::UP, wePointer->getWorldPosition());
239
240            coord *= math::pi / 3.5f; // small adjustment to make it fit the texture
241            mapEntry.second->setPosition((1.0f + coord.x - size) * 0.5f, (1.0f - coord.y - size) * 0.5f);
242
243            if( distance < detectionLimit_ || detectionLimit_ < 0 )
244                mapEntry.second->show();
245            else
246                mapEntry.second->hide();
247
248            // if this object is in focus, then set the focus marker
249            if (isFocus)
250            {
251                this->marker_->setDimensions(size * 1.5f, size * 1.5f);
252                this->marker_->setPosition((1.0f + coord.x - size * 1.5f) * 0.5f, (1.0f - coord.y - size * 1.5f) * 0.5f);
253                if(RadarMode_)
254                    this->marker_->_notifyZOrder(mapEntry.second->getZOrder() -1);
255                this->marker_->show();
256            }
257        }
258    }
259
260    bool HUDRadar::showObject(RadarViewable* rv)
261    {
262        if ( rv == orxonox_cast<RadarViewable*> ( this->getOwner() ) )
263            return false;
264        assert( rv->getWorldEntity() );
265        if ( rv->getWorldEntity()->isVisible()==false || rv->getRadarVisibility()==false )
266            return false;
267        return true;
268    }
269
270
271    void HUDRadar::changedOwner()
272    {
273        SUPER(HUDRadar, changedOwner);
274
275        this->owner_ = orxonox_cast<ControllableEntity*>(this->getOwner());
276        assert(this->radarObjects_.size() == 0);
277        this->gatherObjects();
278    }
279}
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