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source: code/trunk/src/modules/overlays/hud/HUDRadar.cc @ 10681

Last change on this file since 10681 was 9945, checked in by landauf, 11 years ago

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[1505]1/*
2 *   ORXONOX - the hottest 3D action shooter ever to exist
3 *                    > www.orxonox.net <
[1502]4 *
[1505]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 *
[1502]22 *   Author:
23 *      Yuning Chai
[1614]24 *      Felix Schulthess
[1502]25 *   Co-authors:
[1614]26 *      Reto Grieder
[9939]27 *      Wolfgang Roenninger
[1502]28 *
29 */
[1283]30
[1604]31#include "HUDRadar.h"
[1283]32
[1502]33#include <OgreOverlayManager.h>
[1614]34#include <OgrePanelOverlayElement.h>
[1502]35
[1614]36#include "util/Math.h"
[3280]37#include "util/StringUtils.h"
[1616]38#include "core/CoreIncludes.h"
39#include "core/XMLPort.h"
[3196]40#include "tools/TextureGenerator.h"
[7880]41#include "worldentities/ControllableEntity.h"
[7163]42#include "Scene.h"
43#include "Radar.h"
[9939]44#include "core/config/ConfigValueIncludes.h"
[1502]45
[1283]46namespace orxonox
47{
[9667]48    RegisterClass(HUDRadar);
[1604]49
[9667]50    HUDRadar::HUDRadar(Context* context)
51        : OrxonoxOverlay(context)
[1604]52    {
53        RegisterObject(HUDRadar);
[9939]54        this->setConfigValues();
[2087]55
[2662]56        this->marker_ = static_cast<Ogre::PanelOverlayElement*>(Ogre::OverlayManager::getSingleton()
[2087]57            .createOverlayElement("Panel", "HUDRadar_marker_" + getUniqueNumberString()));
[2662]58        this->marker_->setMaterialName("Orxonox/RadarMarker");
59        this->overlay_->add2D(this->marker_);
60        this->marker_->hide();
[2087]61
[2662]62        this->setRadarSensitivity(1.0f);
63        this->setHalfDotSizeDistance(3000.0f);
64        this->setMaximumDotSize(0.1f);
[9939]65        this->setMaximumDotSize3D(0.07f);
[2087]66
[7368]67        this->shapeMaterials_[RadarViewable::Dot]      = "RadarDot.png";
68        this->shapeMaterials_[RadarViewable::Triangle] = "RadarTriangle.png";
69        this->shapeMaterials_[RadarViewable::Square]   = "RadarSquare.png";
[2662]70        this->owner_ = 0;
[9939]71
72        this->map3DFront_ = static_cast<Ogre::PanelOverlayElement*>(Ogre::OverlayManager::getSingleton()
[9945]73            .createOverlayElement("Panel", "HUDRadar_mapDreiDFront_" + getUniqueNumberString()));
[9939]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()
[9945]79            .createOverlayElement("Panel", "HUDRadar_mapDreiDBack_" + getUniqueNumberString()));
[9939]80        this->map3DBack_->setMaterialName("Orxonox/Radar3DBack");
81        this->overlay_->add2D(this->map3DBack_);
82        this->map3DBack_->hide();
83
[1302]84    }
[1283]85
[1604]86    HUDRadar::~HUDRadar()
87    {
[2087]88        if (this->isInitialized())
89        {
[1615]90            Ogre::OverlayManager::getSingleton().destroyOverlayElement(this->marker_);
[9939]91            Ogre::OverlayManager::getSingleton().destroyOverlayElement(this->map3DFront_);
92            Ogre::OverlayManager::getSingleton().destroyOverlayElement(this->map3DBack_);
93
[7163]94            for (std::map<RadarViewable*,Ogre::PanelOverlayElement*>::iterator it = this->radarObjects_.begin();
95                it != this->radarObjects_.end(); ++it)
[2087]96            {
[7163]97                Ogre::OverlayManager::getSingleton().destroyOverlayElement(it->second);
[2087]98            }
[1604]99        }
[1302]100    }
[1283]101
[9939]102
103
104    void HUDRadar::setConfigValues()
105       {
106           SetConfigValue(RadarMode_, true);
107       }
108
[7401]109    void HUDRadar::XMLPort(Element& xmlelement, XMLPort::Mode mode)
[1604]110    {
[7401]111        SUPER(HUDRadar, XMLPort, xmlelement, mode);
[1283]112
[7401]113        XMLPortParam(HUDRadar, "sensitivity", setRadarSensitivity, getRadarSensitivity, xmlelement, mode);
114        XMLPortParam(HUDRadar, "halfDotSizeDistance", setHalfDotSizeDistance, getHalfDotSizeDistance, xmlelement, mode);
115        XMLPortParam(HUDRadar, "maximumDotSize", setMaximumDotSize, getMaximumDotSize, xmlelement, mode);
[9939]116        XMLPortParam(HUDRadar, "maximumDotSize3D", setMaximumDotSize3D, getMaximumDotSize3D, xmlelement, mode);
117        XMLPortParam(HUDRadar, "material2D", set2DMaterial, get2DMaterial, xmlelement, mode);
118        XMLPortParam(HUDRadar, "material3DMiddle", set3DMaterial, get3DMaterial, xmlelement, mode);
119        XMLPortParam(HUDRadar, "material3DFront", set3DMaterialFront, get3DMaterialFront, xmlelement, mode);
120        XMLPortParam(HUDRadar, "material3DBack", set3DMaterialBack, get3DMaterialBack, xmlelement, mode);
121        XMLPortParam(HUDRadar, "mapAngle3D", setMapAngle, getMapAngle, xmlelement, mode);
122        XMLPortParam(HUDRadar, "detectionLimit", setDetectionLimit, getDetectionLimit, xmlelement, mode);
[1609]123    }
[1302]124
[7163]125    void HUDRadar::addObject(RadarViewable* object)
[1604]126    {
[9348]127        if (object == orxonox_cast<RadarViewable*>(this->owner_))
[2662]128            return;
[8891]129        if( showObject(object) == false ) //do not show objects that are "invisible" or "radar invisible"
130            return;
[2662]131
[7163]132        // Make sure the object hasn't been added yet
133        assert( this->radarObjects_.find(object) == this->radarObjects_.end() );
[1604]134
[7163]135        // Create everything needed to display the object on the radar and add it to the map
136        Ogre::PanelOverlayElement* panel;
137        panel = static_cast<Ogre::PanelOverlayElement*>(
138            Ogre::OverlayManager::getSingleton().createOverlayElement("Panel", "RadarDot" + getUniqueNumberString()));
139        this->overlay_->add2D(panel);
140        // get right material
141        panel->setMaterialName(TextureGenerator::getMaterialName(
142            shapeMaterials_[object->getRadarObjectShape()], object->getRadarObjectColour()));
[8738]143        panel->hide();
[7163]144        this->radarObjects_[object] = panel;
145    }
146
147    void HUDRadar::removeObject(RadarViewable* object)
148    {
149        // If object was added at all then remove it
150        std::map<RadarViewable*,Ogre::PanelOverlayElement*>::iterator it;
151        it = this->radarObjects_.find( object );
152        if( it != this->radarObjects_.end() )
[1609]153        {
[7163]154            Ogre::OverlayManager::getSingleton().destroyOverlayElement(it->second);
155            this->radarObjects_.erase(it);
[1609]156        }
[7163]157    }
[2662]158
[7163]159    void HUDRadar::objectChanged( RadarViewable* rv )
[8891]160    {// The new implementation behaves more precisely, since inactive RadarViewables are not displayed anymore.
161        this->removeObject(rv);
162        this->addObject(rv);
[7163]163    }
164
165    void HUDRadar::gatherObjects()
166    {
167        const std::set<RadarViewable*>& objectSet = this->getCreator()->getScene()->getRadar()->getRadarObjects();
168        std::set<RadarViewable*>::const_iterator it;
169        for( it=objectSet.begin(); it!=objectSet.end(); ++it )
170            this->addObject(*it);
[8737]171        this->radarTick(0);
[7163]172    }
173
174    void HUDRadar::radarTick(float dt)
175    {
176        // Make sure the owner of the radar was defined
177        if( !this->owner_ )
[7880]178            return;
[7163]179
180        this->marker_->hide();      // in case that no object is in focus
181        // get the focus object
182        Radar* radar = this->getOwner()->getScene()->getRadar();
183        const RadarViewable* focusObject = radar->getFocus();
184
185        // update the distances for all objects
186        std::map<RadarViewable*,Ogre::PanelOverlayElement*>::iterator it;
[9939]187
188
189        if(RadarMode_)
190        {
[9945]191            this->setBackgroundMaterial(material3D_);
192            this->map3DFront_->_notifyZOrder(this->overlay_->getZOrder() * 100 + 250); // it seems that the ZOrder of overlayelements is 100 times the ZOrder of the overlay
193            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
194            this->map3DFront_->show();
195            this->map3DBack_->show();
[9939]196        }
197        else
198        {
[9945]199            this->setBackgroundMaterial(material2D_);
200            this->map3DFront_->hide();
201            this->map3DBack_->hide();
[9939]202        }
203
[7163]204        for( it = this->radarObjects_.begin(); it != this->radarObjects_.end(); ++it )
[1614]205        {
[7163]206            // Make sure the object really is a WorldEntity
207            const WorldEntity* wePointer = it->first->getWorldEntity();
208            if( !wePointer )
209            {
[8858]210                orxout(internal_error) << "Cannot display a non-WorldEntitiy on the radar" << endl;
[7163]211                assert(0);
212            }
213            bool isFocus = (it->first == focusObject);
214            // set size to fit distance...
215            float distance = (wePointer->getWorldPosition() - this->owner_->getPosition()).length();
216            // calculate the size with 1/distance dependency for simplicity (instead of exp(-distance * lambda)
[9939]217
218            float size;
219            if(RadarMode_)
[9945]220                size = maximumDotSize3D_ * halfDotSizeDistance_ / (halfDotSizeDistance_ + distance) * it->first->getRadarObjectScale();
[9939]221            else
[9945]222                size = maximumDotSize_ * halfDotSizeDistance_ / (halfDotSizeDistance_ + distance) * it->first->getRadarObjectScale();
[7163]223            it->second->setDimensions(size, size);
[2662]224
[7163]225            // calc position on radar...
[9939]226            Vector2 coord;
227
228            if(RadarMode_)
229            {
[9945]230                coord = get3DProjection(this->owner_->getPosition(), this->owner_->getOrientation() * WorldEntity::FRONT, this->owner_->getOrientation() * WorldEntity::UP, wePointer->getWorldPosition(), 0.6435011, detectionLimit_);
[9939]231
[9945]232                // set zOrder on screen
233                bool overXZPlain = isObjectHigherThanShipOnMap(this->owner_->getPosition(), this->owner_->getOrientation() * WorldEntity::FRONT, this->owner_->getOrientation() * WorldEntity::UP, wePointer->getWorldPosition(), this->mapAngle_);
[9939]234
[9945]235                int zOrder = determineMap3DZOrder(this->owner_->getPosition(), this->owner_->getOrientation() * WorldEntity::FRONT, this->owner_->getOrientation() * WorldEntity::UP, wePointer->getWorldPosition(), detectionLimit_);
236                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
237                    it->second->_notifyZOrder(this->overlay_->getZOrder() * 100 - 70 + zOrder);
238                if(overXZPlain == true /*&& (it->second->getZOrder() <= 100 * this->overlay_->getZOrder())*/)
239                    it->second->_notifyZOrder(this->overlay_->getZOrder() * 100 + 70 + zOrder);
[9939]240            }
241            else
[9945]242                coord = get2DViewcoordinates(this->owner_->getPosition(), this->owner_->getOrientation() * WorldEntity::FRONT, this->owner_->getOrientation() * WorldEntity::UP, wePointer->getWorldPosition());
[9939]243
[7184]244            coord *= math::pi / 3.5f; // small adjustment to make it fit the texture
[7163]245            it->second->setPosition((1.0f + coord.x - size) * 0.5f, (1.0f - coord.y - size) * 0.5f);
[9939]246
[8891]247            if( distance < detectionLimit_ || detectionLimit_ < 0 )
248                it->second->show();
249            else
250                it->second->hide();
[1613]251
[7163]252            // if this object is in focus, then set the focus marker
253            if (isFocus)
254            {
255                this->marker_->setDimensions(size * 1.5f, size * 1.5f);
256                this->marker_->setPosition((1.0f + coord.x - size * 1.5f) * 0.5f, (1.0f - coord.y - size * 1.5f) * 0.5f);
[9939]257                if(RadarMode_)
[9945]258                    this->marker_->_notifyZOrder(it->second->getZOrder() -1);
[7163]259                this->marker_->show();
260            }
[1613]261        }
[1604]262    }
263
[8891]264    bool HUDRadar::showObject(RadarViewable* rv)
265    {
[9348]266        if ( rv == orxonox_cast<RadarViewable*> ( this->getOwner() ) )
[8891]267            return false;
268        assert( rv->getWorldEntity() );
269        if ( rv->getWorldEntity()->isVisible()==false || rv->getRadarVisibility()==false )
270            return false;
271        return true;
272    }
273
274
[2662]275    void HUDRadar::changedOwner()
276    {
[7880]277        SUPER(HUDRadar, changedOwner);
[2662]278
[7880]279        this->owner_ = orxonox_cast<ControllableEntity*>(this->getOwner());
280        assert(this->radarObjects_.size() == 0);
281        this->gatherObjects();
282    }
[1283]283}
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