1 | /* |
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2 | * ORXONOX - the hottest 3D action shooter ever to exist |
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3 | * > www.orxonox.net < |
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4 | * |
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5 | * |
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6 | * License notice: |
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7 | * |
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8 | * This program is free software; you can redistribute it and/or |
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9 | * modify it under the terms of the GNU General Public License |
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10 | * as published by the Free Software Foundation; either version 2 |
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11 | * of the License, or (at your option) any later version. |
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12 | * |
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13 | * This program is distributed in the hope that it will be useful, |
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14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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16 | * GNU General Public License for more details. |
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17 | * |
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18 | * You should have received a copy of the GNU General Public License |
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19 | * along with this program; if not, write to the Free Software |
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20 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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21 | * |
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22 | * Author: |
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23 | * Felix Schulthess |
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24 | * Co-authors: |
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25 | * Reto Grieder |
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26 | * |
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27 | */ |
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28 | |
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29 | #include "HUDNavigation.h" |
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30 | |
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31 | #include <OgreCamera.h> |
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32 | #include <OgreFontManager.h> |
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33 | #include <OgreOverlayManager.h> |
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34 | #include <OgreTextAreaOverlayElement.h> |
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35 | #include <OgrePanelOverlayElement.h> |
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36 | |
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37 | #include "util/Math.h" |
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38 | #include "util/Convert.h" |
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39 | #include "core/CoreIncludes.h" |
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40 | #include "core/XMLPort.h" |
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41 | #include "CameraManager.h" |
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42 | #include "Scene.h" |
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43 | #include "Radar.h" |
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44 | #include "graphics/Camera.h" |
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45 | #include "controllers/HumanController.h" |
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46 | #include "worldentities/pawns/Pawn.h" |
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47 | #include "worldentities/WorldEntity.h" |
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48 | #include "core/ConfigValueIncludes.h" |
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49 | #include "tools/TextureGenerator.h" |
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50 | // #include <boost/bind/bind_template.hpp> |
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51 | |
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52 | |
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53 | namespace orxonox |
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54 | { |
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55 | bool compareDistance ( std::pair<RadarViewable*, unsigned int > a, std::pair<RadarViewable*, unsigned int > b ) |
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56 | { |
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57 | return a.second<b.second; |
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58 | |
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59 | } |
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60 | |
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61 | void HUDNavigation::setConfigValues() |
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62 | { |
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63 | SetConfigValue(markerLimit_, 3); |
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64 | } |
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65 | |
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66 | CreateFactory ( HUDNavigation ); |
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67 | |
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68 | HUDNavigation::HUDNavigation ( BaseObject* creator ) |
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69 | : OrxonoxOverlay ( creator ) |
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70 | { |
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71 | RegisterObject ( HUDNavigation ); |
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72 | this->setConfigValues(); |
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73 | |
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74 | // Set default values |
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75 | setFont ( "Monofur" ); |
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76 | setTextSize ( 0.05f ); |
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77 | setNavMarkerSize ( 0.05f ); |
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78 | } |
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79 | |
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80 | HUDNavigation::~HUDNavigation() |
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81 | { |
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82 | if ( this->isInitialized() ) |
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83 | { |
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84 | for ( ObjectMap::iterator it = activeObjectList_.begin(); it != activeObjectList_.end(); ) |
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85 | removeObject ( ( it++ )->first ); |
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86 | |
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87 | } |
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88 | |
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89 | sortedObjectList_.clear(); |
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90 | } |
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91 | |
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92 | void HUDNavigation::XMLPort ( Element& xmlelement, XMLPort::Mode mode ) |
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93 | { |
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94 | SUPER ( HUDNavigation, XMLPort, xmlelement, mode ); |
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95 | |
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96 | XMLPortParam ( HUDNavigation, "font", setFont, getFont, xmlelement, mode ); |
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97 | XMLPortParam ( HUDNavigation, "textSize", setTextSize, getTextSize, xmlelement, mode ); |
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98 | XMLPortParam ( HUDNavigation, "navMarkerSize", setNavMarkerSize, getNavMarkerSize, xmlelement, mode ); |
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99 | } |
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100 | |
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101 | void HUDNavigation::setFont ( const std::string& font ) |
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102 | { |
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103 | const Ogre::ResourcePtr& fontPtr = Ogre::FontManager::getSingleton().getByName ( font ); |
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104 | if ( fontPtr.isNull() ) |
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105 | { |
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106 | COUT ( 2 ) << "Warning: HUDNavigation: Font '" << font << "' not found" << std::endl; |
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107 | return; |
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108 | } |
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109 | fontName_ = font; |
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110 | for ( ObjectMap::iterator it = activeObjectList_.begin(); it != activeObjectList_.end(); ++it ) |
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111 | { |
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112 | if ( it->second.text_ != NULL ) |
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113 | it->second.text_->setFontName ( fontName_ ); |
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114 | } |
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115 | } |
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116 | |
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117 | const std::string& HUDNavigation::getFont() const |
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118 | { |
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119 | return fontName_; |
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120 | } |
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121 | |
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122 | void HUDNavigation::setTextSize ( float size ) |
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123 | { |
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124 | if ( size <= 0.0f ) |
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125 | { |
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126 | COUT ( 2 ) << "Warning: HUDNavigation: Negative font size not allowed" << std::endl; |
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127 | return; |
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128 | } |
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129 | textSize_ = size; |
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130 | for ( ObjectMap::iterator it = activeObjectList_.begin(); it!=activeObjectList_.end(); ++it ) |
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131 | { |
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132 | if ( it->second.text_ ) |
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133 | it->second.text_->setCharHeight ( size ); |
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134 | } |
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135 | } |
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136 | |
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137 | float HUDNavigation::getTextSize() const |
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138 | { |
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139 | return textSize_; |
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140 | } |
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141 | |
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142 | |
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143 | |
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144 | void HUDNavigation::tick ( float dt ) |
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145 | { |
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146 | SUPER ( HUDNavigation, tick, dt ); |
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147 | |
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148 | Camera* cam = CameraManager::getInstance().getActiveCamera(); |
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149 | if ( cam == NULL ) |
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150 | return; |
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151 | const Matrix4& camTransform = cam->getOgreCamera()->getProjectionMatrix() * cam->getOgreCamera()->getViewMatrix(); |
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152 | |
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153 | |
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154 | for ( sortedList::iterator listIt = sortedObjectList_.begin(); listIt != sortedObjectList_.end(); ++listIt ) |
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155 | { |
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156 | listIt->second = ( int ) ( ( listIt->first->getRVWorldPosition() - HumanController::getLocalControllerSingleton()->getControllableEntity()->getWorldPosition() ).length() + 0.5f ); |
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157 | } |
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158 | |
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159 | sortedObjectList_.sort ( compareDistance ); |
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160 | |
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161 | unsigned int markerCount_ = 0; |
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162 | |
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163 | // for (ObjectMap::iterator it = activeObjectList_.begin(); it != activeObjectList_.end(); ++it) |
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164 | for ( sortedList::iterator listIt = sortedObjectList_.begin(); listIt != sortedObjectList_.end(); ++markerCount_, ++listIt ) |
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165 | { |
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166 | ObjectMap::iterator it = activeObjectList_.find ( listIt->first ); |
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167 | |
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168 | if ( markerCount_ < markerLimit_ ) |
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169 | { |
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170 | |
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171 | |
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172 | // Get Distance to HumanController and save it in the TextAreaOverlayElement. |
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173 | int dist = listIt->second; |
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174 | it->second.text_->setCaption ( multi_cast<std::string> ( dist ) ); |
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175 | float textLength = multi_cast<std::string> ( dist ).size() * it->second.text_->getCharHeight() * 0.3f; |
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176 | |
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177 | // Transform to screen coordinates |
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178 | Vector3 pos = camTransform * it->first->getRVWorldPosition(); |
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179 | |
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180 | bool outOfView = true; |
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181 | if ( pos.z > 1.0 ) |
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182 | { |
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183 | // z > 1.0 means that the object is behind the camera |
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184 | outOfView = true; |
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185 | // we have to switch all coordinates (if you don't know why, |
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186 | // try linear algebra lectures, because I can't explain..) |
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187 | pos.x = -pos.x; |
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188 | pos.y = -pos.y; |
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189 | } |
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190 | else |
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191 | outOfView = pos.x < -1.0 || pos.x > 1.0 || pos.y < -1.0 || pos.y > 1.0; |
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192 | // Get Distance to HumanController and save it in the TextAreaOverlayElement. |
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193 | it->second.text_->setCaption ( multi_cast<std::string> ( dist ) ); |
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194 | |
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195 | if ( outOfView ) |
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196 | { |
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197 | // Object is not in view |
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198 | |
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199 | // Change material only if outOfView changed |
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200 | if ( !it->second.wasOutOfView_ ) |
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201 | { |
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202 | it->second.panel_->setMaterialName( TextureGenerator::getMaterialName( "arrows.png", it->first->getRadarObjectColour()) ); |
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203 | it->second.wasOutOfView_ = true; |
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204 | } |
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205 | |
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206 | // Switch between top, bottom, left and right position of the arrow at the screen border |
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207 | if ( pos.x < pos.y ) |
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208 | { |
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209 | if ( pos.y > -pos.x ) |
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210 | { |
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211 | // Top |
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212 | float position = pos.x / pos.y + 1.0f; |
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213 | it->second.panel_->setPosition ( ( position - it->second.panel_->getWidth() ) * 0.5f, 0.0f ); |
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214 | it->second.panel_->setUV ( 0.5f, 0.0f, 1.0f, 0.5f ); |
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215 | it->second.text_->setLeft ( ( position - textLength ) * 0.5f ); |
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216 | it->second.text_->setTop ( it->second.panel_->getHeight() ); |
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217 | } |
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218 | else |
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219 | { |
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220 | // Left |
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221 | float position = pos.y / pos.x + 1.0f; |
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222 | it->second.panel_->setPosition ( 0.0f, ( position - it->second.panel_->getWidth() ) * 0.5f ); |
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223 | it->second.panel_->setUV ( 0.0f, 0.0f, 0.5f, 0.5f ); |
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224 | it->second.text_->setLeft ( it->second.panel_->getWidth() + 0.01f ); |
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225 | it->second.text_->setTop ( ( position - it->second.text_->getCharHeight() ) * 0.5f ); |
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226 | } |
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227 | } |
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228 | |
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229 | else |
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230 | { |
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231 | |
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232 | if ( pos.y < -pos.x ) |
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233 | { |
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234 | // Bottom |
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235 | float position = -pos.x / pos.y + 1.0f; |
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236 | it->second.panel_->setPosition ( ( position - it->second.panel_->getWidth() ) * 0.5f, 1.0f - it->second.panel_->getHeight() ); |
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237 | it->second.panel_->setUV ( 0.0f, 0.5f, 0.5f, 1.0f ); |
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238 | it->second.text_->setLeft ( ( position - textLength ) * 0.5f ); |
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239 | it->second.text_->setTop ( 1.0f - it->second.panel_->getHeight() - it->second.text_->getCharHeight() ); |
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240 | } |
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241 | else |
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242 | { |
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243 | // Right |
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244 | float position = -pos.y / pos.x + 1.0f; |
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245 | it->second.panel_->setPosition ( 1.0f - it->second.panel_->getWidth(), ( position - it->second.panel_->getHeight() ) * 0.5f ); |
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246 | it->second.panel_->setUV ( 0.5f, 0.5f, 1.0f, 1.0f ); |
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247 | it->second.text_->setLeft ( 1.0f - it->second.panel_->getWidth() - textLength - 0.01f ); |
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248 | it->second.text_->setTop ( ( position - it->second.text_->getCharHeight() ) * 0.5f ); |
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249 | } |
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250 | } |
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251 | } |
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252 | else |
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253 | { |
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254 | // Object is in view |
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255 | |
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256 | // Change material only if outOfView changed |
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257 | if ( it->second.wasOutOfView_ ) |
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258 | { |
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259 | //it->second.panel_->setMaterialName ( "Orxonox/NavTDC" ); |
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260 | it->second.panel_->setMaterialName( TextureGenerator::getMaterialName( "tdc.png", it->first->getRadarObjectColour()) ); |
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261 | it->second.wasOutOfView_ = false; |
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262 | } |
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263 | |
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264 | // Position marker |
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265 | it->second.panel_->setUV ( 0.0f, 0.0f, 1.0f, 1.0f ); |
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266 | it->second.panel_->setLeft ( ( pos.x + 1.0f - it->second.panel_->getWidth() ) * 0.5f ); |
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267 | it->second.panel_->setTop ( ( -pos.y + 1.0f - it->second.panel_->getHeight() ) * 0.5f ); |
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268 | |
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269 | // Position text |
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270 | it->second.text_->setLeft ( ( pos.x + 1.0f + it->second.panel_->getWidth() ) * 0.5f ); |
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271 | it->second.text_->setTop ( ( -pos.y + 1.0f + it->second.panel_->getHeight() ) * 0.5f ); |
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272 | } |
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273 | |
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274 | // Make sure the overlays are shown |
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275 | it->second.panel_->show(); |
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276 | it->second.text_->show(); |
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277 | } |
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278 | else |
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279 | { |
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280 | it->second.panel_->hide(); |
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281 | it->second.text_->hide(); |
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282 | } |
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283 | |
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284 | } |
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285 | } |
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286 | |
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287 | |
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288 | /** Overridden method of OrxonoxOverlay. |
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289 | @details |
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290 | Usually the entire overlay scales with scale(). |
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291 | Here we obviously have to adjust this. |
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292 | */ |
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293 | void HUDNavigation::sizeChanged() |
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294 | { |
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295 | // Use size to compensate for aspect ratio if enabled. |
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296 | float xScale = this->getActualSize().x; |
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297 | float yScale = this->getActualSize().y; |
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298 | |
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299 | for ( ObjectMap::iterator it = activeObjectList_.begin(); it!=activeObjectList_.end(); ++it ) |
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300 | { |
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301 | if ( it->second.panel_ != NULL ) |
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302 | it->second.panel_->setDimensions ( navMarkerSize_ * xScale, navMarkerSize_ * yScale ); |
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303 | if ( it->second.text_ != NULL ) |
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304 | it->second.text_->setCharHeight ( it->second.text_->getCharHeight() * yScale ); |
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305 | } |
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306 | } |
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307 | |
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308 | void HUDNavigation::addObject ( RadarViewable* object ) |
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309 | { |
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310 | if( showObject(object)==false ) |
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311 | return; |
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312 | |
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313 | if ( activeObjectList_.size() >= markerLimit_ ) |
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314 | if ( object == NULL ) |
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315 | return; |
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316 | |
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317 | // Object hasn't been added yet (we know that) |
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318 | assert ( this->activeObjectList_.find ( object ) == this->activeObjectList_.end() ); |
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319 | |
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320 | // Scales used for dimensions and text size |
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321 | float xScale = this->getActualSize().x; |
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322 | float yScale = this->getActualSize().y; |
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323 | |
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324 | // Create everything needed to display the object on the radar and add it to the map |
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325 | |
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326 | // Create arrow/marker |
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327 | Ogre::PanelOverlayElement* panel = static_cast<Ogre::PanelOverlayElement*> ( Ogre::OverlayManager::getSingleton() |
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328 | .createOverlayElement ( "Panel", "HUDNavigation_navMarker_" + getUniqueNumberString() ) ); |
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329 | // panel->setMaterialName ( "Orxonox/NavTDC" ); |
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330 | panel->setMaterialName( TextureGenerator::getMaterialName( "tdc.png", object->getRadarObjectColour()) ); |
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331 | panel->setDimensions ( navMarkerSize_ * xScale, navMarkerSize_ * yScale ); |
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332 | // panel->setColour( object->getRadarObjectColour() ); |
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333 | |
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334 | Ogre::TextAreaOverlayElement* text = static_cast<Ogre::TextAreaOverlayElement*> ( Ogre::OverlayManager::getSingleton() |
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335 | .createOverlayElement ( "TextArea", "HUDNavigation_navText_" + getUniqueNumberString() ) ); |
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336 | text->setFontName ( this->fontName_ ); |
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337 | text->setCharHeight ( text->getCharHeight() * yScale ); |
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338 | text->setColour( object->getRadarObjectColour() ); |
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339 | |
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340 | panel->hide(); |
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341 | text->hide(); |
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342 | |
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343 | ObjectInfo tempStruct = {panel, text, false}; |
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344 | activeObjectList_[object] = tempStruct; |
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345 | |
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346 | this->background_->addChild ( panel ); |
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347 | this->background_->addChild ( text ); |
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348 | |
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349 | sortedObjectList_.push_front ( std::make_pair ( object, ( unsigned int ) 0 ) ); |
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350 | |
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351 | |
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352 | } |
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353 | |
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354 | void HUDNavigation::removeObject ( RadarViewable* viewable ) |
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355 | { |
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356 | ObjectMap::iterator it = activeObjectList_.find ( viewable ); |
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357 | |
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358 | if ( activeObjectList_.find ( viewable ) != activeObjectList_.end() ) |
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359 | { |
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360 | // Detach overlays |
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361 | this->background_->removeChild ( it->second.panel_->getName() ); |
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362 | this->background_->removeChild ( it->second.text_->getName() ); |
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363 | // Properly destroy the overlay elements (do not use delete!) |
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364 | Ogre::OverlayManager::getSingleton().destroyOverlayElement ( it->second.panel_ ); |
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365 | Ogre::OverlayManager::getSingleton().destroyOverlayElement ( it->second.text_ ); |
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366 | // Remove from the list |
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367 | activeObjectList_.erase ( viewable ); |
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368 | |
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369 | |
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370 | } |
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371 | |
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372 | for ( sortedList::iterator listIt = sortedObjectList_.begin(); listIt != sortedObjectList_.end(); ++listIt ) |
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373 | { |
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374 | if ( (listIt->first) == viewable ) |
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375 | { |
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376 | sortedObjectList_.erase ( listIt ); |
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377 | break; |
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378 | } |
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379 | |
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380 | } |
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381 | |
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382 | } |
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383 | |
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384 | void HUDNavigation::objectChanged(RadarViewable* viewable) |
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385 | { |
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386 | // TODO: niceification neccessary ;) |
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387 | removeObject(viewable); |
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388 | addObject(viewable); |
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389 | } |
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390 | |
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391 | |
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392 | bool HUDNavigation::showObject(RadarViewable* rv) |
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393 | { |
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394 | if ( rv == dynamic_cast<RadarViewable*> ( this->getOwner() ) ) |
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395 | return false; |
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396 | assert( rv->getWorldEntity() ); |
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397 | if ( rv->getWorldEntity()->isVisible()==false || rv->getRadarVisibility()==false ) |
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398 | return false; |
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399 | return true; |
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400 | } |
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401 | |
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402 | void HUDNavigation::changedOwner() |
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403 | { |
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404 | |
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405 | const std::set<RadarViewable*>& respawnObjects = this->getOwner()->getScene()->getRadar()->getRadarObjects(); |
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406 | for ( std::set<RadarViewable*>::const_iterator it = respawnObjects.begin(); it != respawnObjects.end(); ++it ) |
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407 | { |
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408 | if ( ! ( *it )->isHumanShip_ ) |
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409 | this->addObject ( *it ); |
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410 | } |
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411 | } |
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412 | } |
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