1 | /* -*-c++-*- osgVisual - Copyright (C) 2009-2011 Torben Dannhauer |
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2 | * |
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3 | * This library is based on OpenSceneGraph, open source and may be redistributed and/or modified under |
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4 | * the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or |
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5 | * (at your option) any later version. The full license is in LICENSE file |
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6 | * included with this distribution, and on the openscenegraph.org website. |
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7 | * |
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8 | * osgVisual requires for some proprietary modules a license from the correspondig manufacturer. |
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9 | * You have to aquire licenses for all used proprietary modules. |
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10 | * |
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11 | * This library is distributed in the hope that it will be useful, |
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12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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14 | * OpenSceneGraph Public License for more details. |
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15 | */ |
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16 | |
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17 | |
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18 | #include <visual_core.h> |
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19 | |
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20 | using namespace osgVisual; |
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21 | |
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22 | visual_core::visual_core(osg::ArgumentParser& arguments_) : arguments(arguments_) |
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23 | { |
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24 | OSG_NOTIFY( osg::ALWAYS ) << "visual_core instantiated." << std::endl; |
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25 | } |
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26 | |
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27 | visual_core::~visual_core(void) |
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28 | { |
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29 | OSG_NOTIFY( osg::ALWAYS ) << "visual_core destroyed." << std::endl; |
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30 | } |
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31 | |
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32 | void visual_core::initialize() |
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33 | { |
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34 | OSG_NOTIFY( osg::ALWAYS ) << "Initialize visual_core..." << std::endl; |
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35 | |
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36 | // Check for config file to provide it to all modules during initialization. |
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37 | if( arguments.read("-c", configFilename) || arguments.read("--config", configFilename) ) |
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38 | { |
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39 | if( !osgDB::fileExists(configFilename) ) |
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40 | configFilename = ""; |
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41 | else |
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42 | OSG_ALWAYS << "Using configuration file: " << configFilename << std::endl; |
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43 | } |
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44 | |
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45 | // Configure osg to use KdTrees |
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46 | osgDB::Registry::instance()->setBuildKdTreesHint(osgDB::ReaderWriter::Options::BUILD_KDTREES); |
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47 | |
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48 | // Setup pathes |
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49 | osgDB::Registry::instance()->getDataFilePathList().push_back( "D:\\DA\\osgVisual\\models" ); |
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50 | |
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51 | // Setup viewer |
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52 | viewer = new osgViewer::Viewer(arguments); |
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53 | |
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54 | // Setup coordinate system node |
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55 | rootNode = new osg::CoordinateSystemNode; // todo memleakf |
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56 | rootNode->setEllipsoidModel(new osg::EllipsoidModel()); |
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57 | |
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58 | // Test memory leak (todo) |
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59 | double* test = new double[1000]; |
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60 | |
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61 | //osg::DisplaySettings::instance()->setNumOfDatabaseThreadsHint( 8 ); |
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62 | |
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63 | // Show model |
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64 | viewer->setSceneData( rootNode ); |
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65 | |
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66 | osg::Group* distortedSceneGraph = NULL; |
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67 | #ifdef USE_DISTORTION |
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68 | // Initialize distortion |
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69 | distortion = new visual_distortion( viewer, arguments, configFilename ); |
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70 | distortedSceneGraph = distortion->initialize( rootNode, viewer->getCamera()->getClearColor() ); |
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71 | #endif |
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72 | |
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73 | #ifdef USE_SKY_SILVERLINING |
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74 | // Initialize sky |
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75 | bool disabled = false; // to ask if the skyp is disabled or enabled |
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76 | sky = new visual_skySilverLining( viewer, configFilename, disabled ); |
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77 | if(disabled) |
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78 | sky = NULL; |
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79 | if(sky.valid()) |
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80 | sky->init(distortedSceneGraph, rootNode); // Without distortion: distortedSceneGraph=NULL |
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81 | #endif |
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82 | |
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83 | // Initialize DataIO interface |
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84 | visual_dataIO::getInstance()->init(viewer, configFilename); |
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85 | |
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86 | // Add manipulators for user interaction - after dataIO to be able to skip it in slaves rendering machines. |
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87 | manipulators = new core_manipulator(); |
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88 | manipulators->init( viewer, arguments, configFilename, rootNode); |
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89 | |
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90 | // create the windows and run the threads. |
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91 | viewer->realize(); |
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92 | |
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93 | loadTerrain(arguments); |
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94 | |
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95 | // All modules are initialized - now check arguments for any unused parameter. |
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96 | checkCommandlineArgumentsForFinalErrors(); |
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97 | |
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98 | // Run visual main loop |
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99 | mainLoop(); |
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100 | } |
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101 | |
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102 | void visual_core::mainLoop() |
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103 | { |
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104 | int framestoScenerySetup = 5; |
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105 | // run main loop |
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106 | while( !viewer->done() ) |
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107 | { |
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108 | // setup scenery |
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109 | if(framestoScenerySetup-- == 0) |
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110 | setupScenery(); |
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111 | |
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112 | // next frame please.... |
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113 | viewer->advance(); |
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114 | |
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115 | /*double hat, hot, lat, lon, height; |
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116 | util::getWGS84ofCamera( viewer->getCamera(), rootNode, lat, lon, height); |
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117 | if (util::queryHeightOfTerrain( hot, rootNode, lat, lon) && util::queryHeightAboveTerrainInWGS84( hat, rootNode, lat, lon, height ) ) |
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118 | OSG_NOTIFY( osg::ALWAYS ) << "HOT is: " << hot << ", HAT is: " << hat << std::endl;*/ |
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119 | |
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120 | // perform all queued events |
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121 | viewer->eventTraversal(); |
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122 | |
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123 | // update the scene by traversing it with the the update visitor which will |
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124 | // call all node update callbacks and animations. |
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125 | viewer->updateTraversal(); |
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126 | |
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127 | // Render the Frame. |
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128 | viewer->renderingTraversals(); |
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129 | |
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130 | } // END WHILE |
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131 | } |
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132 | |
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133 | void visual_core::shutdown() |
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134 | { |
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135 | OSG_NOTIFY( osg::ALWAYS ) << "Shutdown visual_core..." << std::endl; |
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136 | |
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137 | // Shutdown Dbug HUD |
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138 | if(hud.valid()) |
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139 | hud->shutdown(); |
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140 | // Unset scene data |
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141 | viewer->setSceneData( NULL ); |
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142 | |
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143 | #ifdef USE_SKY_SILVERLINING |
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144 | // Shutdown sky |
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145 | if( sky.valid() ) |
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146 | sky->shutdown(); |
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147 | #endif |
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148 | |
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149 | #ifdef USE_DISTORTION |
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150 | // Shutdown distortion |
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151 | if( distortion.valid() ) |
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152 | distortion->shutdown(); |
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153 | #endif |
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154 | |
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155 | // Shutdown data |
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156 | rootNode = NULL; |
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157 | |
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158 | // Shutdown dataIO |
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159 | visual_dataIO::getInstance()->shutdown(); |
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160 | |
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161 | // Shutdown manipulators |
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162 | if(manipulators.valid()) |
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163 | manipulators->shutdown(); |
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164 | |
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165 | // Destroy osgViewer |
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166 | viewer = NULL; |
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167 | } |
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168 | |
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169 | bool visual_core::loadTerrain(osg::ArgumentParser& arguments_) |
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170 | { |
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171 | osg::ref_ptr<osg::Node> model = osgDB::readNodeFiles(util::getTerrainFromXMLConfig(configFilename)); |
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172 | if( model.valid() ) |
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173 | { |
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174 | rootNode->addChild( model.get() ); |
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175 | return true; |
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176 | } |
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177 | else |
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178 | { |
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179 | OSG_NOTIFY( osg::FATAL ) << "Load terrain: No data loaded" << std::endl; |
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180 | return false; |
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181 | } |
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182 | |
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183 | return false; |
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184 | } |
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185 | |
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186 | void visual_core::parseScenery(xmlNode* a_node) |
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187 | { |
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188 | OSG_ALWAYS << "parseScenery()" << std::endl; |
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189 | |
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190 | a_node = a_node->children; |
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191 | |
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192 | for (xmlNode *cur_node = a_node; cur_node; cur_node = cur_node->next) |
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193 | { |
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194 | std::string node_name=reinterpret_cast<const char*>(cur_node->name); |
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195 | |
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196 | // terrain is parsend seperately |
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197 | // animationpath is parsend seperately |
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198 | |
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199 | if(cur_node->type == XML_ELEMENT_NODE && node_name == "models") |
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200 | { |
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201 | for (xmlNode *modelNode = cur_node->children; modelNode; modelNode = modelNode->next) |
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202 | { |
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203 | std::string name=reinterpret_cast<const char*>(modelNode->name); |
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204 | if(modelNode->type == XML_ELEMENT_NODE && name == "model") |
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205 | { |
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206 | visual_object::createNodeFromXMLConfig(rootNode, modelNode); |
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207 | } |
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208 | if(modelNode->type == XML_ELEMENT_NODE && name == "trackmodel") |
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209 | { |
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210 | // Extract track-ID and track the model |
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211 | xmlAttr *attr = modelNode->properties; |
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212 | while ( attr ) |
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213 | { |
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214 | std::string attr_name=reinterpret_cast<const char*>(attr->name); |
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215 | std::string attr_value=reinterpret_cast<const char*>(attr->children->content); |
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216 | if( attr_name == "id" ) manipulators->trackNode( util::strToInt(attr_value) ); |
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217 | if( attr_name == "updater_slot" ) manipulators->setTrackingIdUpdaterSlot(attr_value); |
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218 | attr = attr->next; |
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219 | } |
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220 | |
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221 | } |
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222 | } |
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223 | } |
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224 | |
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225 | #ifdef USE_SKY_SILVERLINING |
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226 | if(cur_node->type == XML_ELEMENT_NODE && node_name == "datetime") |
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227 | { |
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228 | int day=-1,month=1-,year=-1, hour=-1, minute=-1; |
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229 | |
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230 | xmlAttr *attr = cur_node->properties; |
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231 | while ( attr ) |
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232 | { |
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233 | std::string attr_name=reinterpret_cast<const char*>(attr->name); |
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234 | std::string attr_value=reinterpret_cast<const char*>(attr->children->content); |
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235 | if( attr_name == "day" ) day = util::strToInt(attr_value); |
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236 | if( attr_name == "month" ) month = util::strToInt(attr_value); |
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237 | if( attr_name == "year" ) year = util::strToInt(attr_value); |
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238 | if( attr_name == "hour" ) hour = util::strToInt(attr_value); |
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239 | if( attr_name == "minute" ) minute = util::strToInt(attr_value); |
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240 | |
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241 | attr = attr->next; |
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242 | } |
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243 | if(sky.valid()) |
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244 | { |
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245 | if(day!=0 && month!=0 && year!=0) |
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246 | sky->setDate(year, month, day); |
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247 | sky->setTime(hour,minute,00); |
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248 | } |
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249 | } |
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250 | |
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251 | if(cur_node->type == XML_ELEMENT_NODE && node_name == "visibility") |
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252 | { |
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253 | float range = 50000, turbidity=2.2; |
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254 | xmlAttr *attr = cur_node->properties; |
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255 | while ( attr ) |
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256 | { |
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257 | std::string attr_name=reinterpret_cast<const char*>(attr->name); |
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258 | std::string attr_value=reinterpret_cast<const char*>(attr->children->content); |
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259 | if( attr_name == "range" ) range = util::strToDouble(attr_value); |
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260 | if( attr_name == "turbidity" ) turbidity = util::strToDouble(attr_value); |
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261 | |
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262 | attr = attr->next; |
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263 | } |
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264 | |
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265 | if(sky.valid()) |
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266 | { |
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267 | sky->setVisibility( range ); |
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268 | sky->setTurbidity( turbidity ); |
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269 | } |
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270 | } |
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271 | |
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272 | if(cur_node->type == XML_ELEMENT_NODE && node_name == "clouds") |
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273 | { |
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274 | if(sky.valid()) |
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275 | sky->configureCloudlayerbyXML( cur_node ); |
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276 | } |
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277 | |
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278 | if(cur_node->type == XML_ELEMENT_NODE && node_name == "windlayer") |
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279 | { |
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280 | float bottom = 0.0, top=5000.0, speed=25.0, direction=0.0; |
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281 | xmlAttr *attr = cur_node->properties; |
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282 | while ( attr ) |
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283 | { |
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284 | std::string attr_name=reinterpret_cast<const char*>(attr->name); |
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285 | std::string attr_value=reinterpret_cast<const char*>(attr->children->content); |
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286 | if( attr_name == "bottom" ) bottom = util::strToDouble(attr_value); |
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287 | if( attr_name == "top" ) top = util::strToDouble(attr_value); |
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288 | if( attr_name == "speed" ) speed = util::strToDouble(attr_value); |
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289 | if( attr_name == "direction" ) direction = util::strToDouble(attr_value); |
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290 | |
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291 | attr = attr->next; |
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292 | } |
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293 | if(sky.valid()) |
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294 | { |
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295 | sky->addWindVolume( bottom, top, speed, direction ); |
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296 | } |
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297 | } |
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298 | |
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299 | // Track Node |
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300 | |
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301 | #endif |
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302 | }// FOR all nodes END |
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303 | |
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304 | } |
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305 | |
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306 | bool visual_core::checkCommandlineArgumentsForFinalErrors() |
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307 | { |
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308 | // Setup Application Usage |
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309 | arguments.getApplicationUsage()->setApplicationName(arguments.getApplicationName()); |
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310 | arguments.getApplicationUsage()->setDescription(arguments.getApplicationName()+" is the new FSD visualization tool, written by Torben Dannhauer"); |
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311 | arguments.getApplicationUsage()->setCommandLineUsage(arguments.getApplicationName()+" [OSG options] -c XML-Configurationfile"); |
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312 | arguments.getApplicationUsage()->addCommandLineOption("-h or --help","Display this information"); |
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313 | arguments.getApplicationUsage()->addCommandLineOption("-c or --config","XML configuration filename"); |
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314 | |
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315 | |
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316 | // if user request help write it out to cout. |
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317 | if (arguments.read("-h") || arguments.read("--help")) |
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318 | { |
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319 | arguments.getApplicationUsage()->write(std::cout); |
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320 | //cause the viewer to exit and shut down clean. |
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321 | viewer->setDone(true); |
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322 | } |
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323 | |
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324 | // report any errors if they have occurred when parsing the program arguments. |
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325 | if (arguments.errors()) |
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326 | { |
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327 | arguments.writeErrorMessages(std::cout); |
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328 | //cause the viewer to exit and shut down clean. |
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329 | viewer->setDone(true); |
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330 | } |
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331 | |
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332 | // any option left unread are converted into errors to write out later. |
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333 | arguments.reportRemainingOptionsAsUnrecognized(); |
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334 | |
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335 | // report any errors if they have occurred when parsing the program arguments. |
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336 | if (arguments.errors()) |
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337 | { |
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338 | arguments.writeErrorMessages(std::cout); |
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339 | return false; |
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340 | } |
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341 | return true; |
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342 | } |
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343 | |
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344 | void visual_core::setupScenery() |
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345 | { |
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346 | // Parse Scenery from Configuration file |
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347 | xmlDoc* tmpDoc; |
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348 | xmlNode* sceneryNode = util::getSceneryXMLConfig(configFilename, tmpDoc); |
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349 | parseScenery(sceneryNode); |
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350 | if(sceneryNode) |
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351 | { |
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352 | xmlFreeDoc(tmpDoc); xmlCleanupParser(); |
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353 | } |
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354 | |
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355 | |
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356 | //testObj = new visual_object( rootNode, "testStab", objectMountedCameraManip ); |
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357 | //testObj->setNewPosition( osg::DegreesToRadians(47.7123), osg::DegreesToRadians(12.84088), 600 ); |
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358 | ///* using a huge cylinder to test position & orientation */ |
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359 | //testObj->setGeometry( util::getDemoCylinder(5000.0, 20.0 ) ); |
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360 | //testObj->addUpdater( new object_updater(testObj) ); |
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361 | //testObj->setTrackingId(2); |
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362 | |
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363 | //osg::ref_ptr<visual_object> testObj2 = new visual_object( rootNode, "neuschwanstein" ); // todo memleak |
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364 | ////testObj2->setNewPosition( osg::DegreesToRadians(47.8123), osg::DegreesToRadians(12.94088), 600 ); |
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365 | //testObj2->setNewPosition( osg::DegreesToRadians(47.557523564234), osg::DegreesToRadians(10.749646398595), 950 ); |
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366 | //testObj2->loadGeometry( "../models/neuschwanstein.osgb" ); |
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367 | ////testObj2->addUpdater( new object_updater(testObj2) ); |
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368 | //testObj2->setTrackingId(3); |
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369 | |
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370 | //osg::ref_ptr<visual_object> testObj3 = new visual_object( rootNode, "SAENGER1" ); // todo memleak |
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371 | //testObj3->setNewPosition( osg::DegreesToRadians(47.8123), osg::DegreesToRadians(12.94088), 600 ); |
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372 | //testObj3->loadGeometry( "../models/saenger1.flt" ); |
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373 | //testObj3->addUpdater( new object_updater(testObj3) ); |
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374 | //testObj3->setTrackingId(4); |
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375 | |
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376 | osg::ref_ptr<visual_object> testObj4 = new visual_object( rootNode, "SAENGER2" ); // todo memleak |
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377 | testObj4->setNewPosition( osg::DegreesToRadians(47.8123), osg::DegreesToRadians(12.94088), 650 ); |
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378 | testObj4->loadGeometry( "../models/saenger2.flt" ); |
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379 | testObj4->addUpdater( new object_updater(testObj4) ); |
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380 | testObj4->addLabel("testLabel", "Object4 :)",osg::Vec4(1.0f,0.25f,1.0f,1.0f)); |
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381 | testObj4->setTrackingId(2); |
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382 | |
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383 | //osg::ref_ptr<visual_object> testObj5 = new visual_object( rootNode, "SAENGER" ); // todo memleak |
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384 | //testObj5->setNewPosition( osg::DegreesToRadians(47.8123), osg::DegreesToRadians(12.94088), 550 ); |
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385 | //testObj5->loadGeometry( "../models/saengerCombine.flt" ); |
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386 | ////testObj5->setScale( 2 ); |
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387 | //testObj5->addUpdater( new object_updater(testObj5) ); |
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388 | //testObj5->setTrackingId(6); |
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389 | |
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390 | manipulators->trackNode( testObj4 ); |
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391 | |
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392 | // Load EDDF |
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393 | //std::string filename = "D:\\DA\\EDDF_test\\eddf.ive"; |
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394 | //if( !osgDB::fileExists(filename) ) |
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395 | //{ |
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396 | // OSG_NOTIFY(osg::ALWAYS) << "Warning: EDDF Model not loaded. File '" << filename << "' does not exist. Skipping."; |
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397 | //} |
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398 | //// read model |
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399 | //osg::ref_ptr<osg::Node> tmpModel = osgDB::readNodeFile( filename ); |
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400 | //if (tmpModel.valid()) |
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401 | // rootNode->addChild( tmpModel ); |
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402 | |
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403 | |
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404 | visual_draw2D::getInstance()->init( rootNode, viewer ); |
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405 | //osg::ref_ptr<visual_hud> hud = new visual_hud(); |
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406 | hud = new visual_debug_hud(); |
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407 | hud->init( viewer, rootNode ); |
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408 | |
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409 | |
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410 | |
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411 | //osg::ref_ptr<visual_draw3D> test = new visual_draw3D(); |
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412 | //test->init( rootNode, viewer ); |
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413 | |
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414 | //// Creating Testclasses |
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415 | //osg::ref_ptr<osgVisual::dataIO_transportContainer> test = new osgVisual::dataIO_transportContainer(); |
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416 | //osg::ref_ptr<osgVisual::dataIO_executer> testEx = new osgVisual::dataIO_executer(); |
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417 | //osg::ref_ptr<osgVisual::dataIO_slot> testSlot = new osgVisual::dataIO_slot(); |
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418 | //test->setFrameID( 22 ); |
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419 | //test->setName("ugamoep"); |
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420 | //testEx->setexecuterID( osgVisual::dataIO_executer::IS_COLLISION ); |
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421 | //testSlot->setVariableName(std::string("HalloName")); |
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422 | //testSlot->setdataDirection( osgVisual::dataIO_slot::TO_OBJ ); |
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423 | //testSlot->setvarType( osgVisual::dataIO_slot::DOUBLE ); |
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424 | //testSlot->setValue( 0.12345 ); |
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425 | //test->addExecuter( testEx ); |
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426 | //test->addSlot( testSlot ); |
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427 | |
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428 | visual_dataIO::getInstance()->setSlotData("TestSlot1", osgVisual::dataIO_slot::TO_OBJ, 0.12345); |
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429 | |
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430 | } |
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