Planet
navi homePPSaboutscreenshotsdownloaddevelopmentforum

source: code/trunk/src/orxonox/overlays/hud/HUDRadar.cc @ 1636

Last change on this file since 1636 was 1628, checked in by rgrieder, 16 years ago

default values for XMLPort work after all. There was just a bug that got fixed now.

  • Property svn:eol-style set to native
File size: 5.7 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 *
28 */
29
30#include "OrxonoxStableHeaders.h"
31#include "HUDRadar.h"
32
33#include <OgreOverlayManager.h>
34#include <OgrePanelOverlayElement.h>
35
36#include "util/Math.h"
37#include "core/ConsoleCommand.h"
38#include "core/CoreIncludes.h"
39#include "core/XMLPort.h"
40#include "objects/SpaceShip.h"
41#include "objects/WorldEntity.h"
42#include "tools/TextureGenerator.h"
43#include "Radar.h"
44
45namespace orxonox
46{
47    CreateFactory(HUDRadar);
48
49    HUDRadar::HUDRadar()
50        : marker_(0)
51    {
52        RegisterObject(HUDRadar);
53    }
54
55    HUDRadar::~HUDRadar()
56    {
57        if (this->marker_)
58            Ogre::OverlayManager::getSingleton().destroyOverlayElement(this->marker_);
59        for (std::vector<Ogre::PanelOverlayElement*>::iterator it = this->radarDots_.begin();
60            it != this->radarDots_.end(); ++it)
61        {
62            Ogre::OverlayManager::getSingleton().destroyOverlayElement(*it);
63        }
64    }
65
66    void HUDRadar::XMLPort(Element& xmlElement, XMLPort::Mode mode)
67    {
68        OrxonoxOverlay::XMLPort(xmlElement, mode);
69
70        if (mode == XMLPort::LoadObject)
71        {
72            marker_ = static_cast<Ogre::PanelOverlayElement*>(Ogre::OverlayManager::getSingleton()
73                .createOverlayElement("Panel", "HUDRadar_marker_" + getUniqueNumberStr()));
74            marker_->setMaterialName("Orxonox/RadarMarker");
75            overlay_->add2D(marker_);
76            marker_->hide();
77        }
78
79        XMLPortParam(HUDRadar, "sensitivity", setRadarSensitivity, getRadarSensitivity, xmlElement, mode)
80            .defaultValues(1.0f);
81        XMLPortParam(HUDRadar, "halfDotSizeDistance", setHalfDotSizeDistance, getHalfDotSizeDistance,
82            xmlElement, mode).defaultValues(3000.0f);
83        XMLPortParam(HUDRadar, "maximumDotSize", setMaximumDotSize, getMaximumDotSize, xmlElement, mode)
84            .defaultValues(0.1f);
85
86        shapeMaterials_[RadarViewable::Dot]      = "RadarSquare.tga";
87        shapeMaterials_[RadarViewable::Triangle] = "RadarSquare.tga";
88        shapeMaterials_[RadarViewable::Square]   = "RadarSquare.tga";
89    }
90
91    void HUDRadar::displayObject(RadarViewable* object, bool bIsMarked)
92    {
93        const WorldEntity* wePointer = object->getWorldEntity();
94
95        // Just to be sure that we actually have a WorldEntity
96        // We could do a dynamic_cast, but that's a lot slower
97        if (!wePointer)
98        {
99            CCOUT(4) << "Cannot display a non-WorldEntitiy on the radar" << std::endl;
100            return;
101        }
102
103        // try to find a panel already created
104        Ogre::PanelOverlayElement* panel;
105        //std::map<RadarViewable*, Ogre::PanelOverlayElement*>::iterator it = this->radarDots_.find(object);
106        if (itRadarDots_ == this->radarDots_.end())
107        {
108            // we have to create a new entry
109            panel = static_cast<Ogre::PanelOverlayElement*>(
110                Ogre::OverlayManager::getSingleton().createOverlayElement("Panel", "RadarDot" + getUniqueNumberStr()));
111            radarDots_.push_back(panel);
112            // get right material
113            panel->setMaterialName(TextureGenerator::getMaterialName(
114                shapeMaterials_[object->getRadarObjectType()], object->getRadarObjectColour()));
115            this->overlay_->add2D(panel);
116            this->itRadarDots_ = this->radarDots_.end();
117        }
118        else
119        {
120            panel = *itRadarDots_;
121            ++itRadarDots_;
122            std::string materialName = TextureGenerator::getMaterialName(
123                shapeMaterials_[object->getRadarObjectType()], object->getRadarObjectColour());
124            if (materialName != panel->getMaterialName())
125                panel->setMaterialName(materialName);
126        }
127
128        // set size to fit distance...
129        float distance = (wePointer->getWorldPosition() - SpaceShip::getLocalShip()->getPosition()).length();
130        // calculate the size with 1/distance dependency for simplicity (instead of exp(-distance * lambda)
131        float size = maximumDotSize_ * halfDotSizeDistance_ / (halfDotSizeDistance_ + distance);
132        panel->setDimensions(size, size);
133
134        // calc position on radar...
135        Vector2 coord = get2DViewcoordinates(SpaceShip::getLocalShip()->getPosition(), SpaceShip::getLocalShip()->getDir(), SpaceShip::getLocalShip()->getOrth(), wePointer->getWorldPosition());
136        coord *= Ogre::Math::PI / 3.5; // small adjustment to make it fit the texture
137        panel->setPosition((1.0 + coord.x - size) * 0.5, (1.0 - coord.y - size) * 0.5);
138
139        if (bIsMarked)
140        {
141            this->marker_->show();
142            this->marker_->setDimensions(size * 1.5, size * 1.5);
143            this->marker_->setPosition((1.0 + coord.x - size * 1.5) * 0.5, (1.0 - coord.y - size * 1.5) * 0.5);
144        }
145    }
146
147    void HUDRadar::radarTick(float dt)
148    {
149        this->itRadarDots_ = this->radarDots_.begin();
150        this->marker_->hide();
151    }
152}
Note: See TracBrowser for help on using the repository browser.