[31] | 1 | /* -*-c++-*- osgVisual - Copyright (C) 2009-2010 Torben Dannhauer |
---|
| 2 | * |
---|
| 3 | * This library is based on OpenSceneGraph, open source and may be redistributed and/or modified under |
---|
| 4 | * the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or |
---|
| 5 | * (at your option) any later version. The full license is in LICENSE file |
---|
| 6 | * included with this distribution, and on the openscenegraph.org website. |
---|
| 7 | * |
---|
| 8 | * osgVisual requires for some proprietary modules a license from the correspondig manufacturer. |
---|
| 9 | * You have to aquire licenses for all used proprietary modules. |
---|
| 10 | * |
---|
| 11 | * This library is distributed in the hope that it will be useful, |
---|
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
---|
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
---|
| 14 | * OpenSceneGraph Public License for more details. |
---|
| 15 | */ |
---|
| 16 | |
---|
| 17 | #include "visual_dataIO.h" |
---|
| 18 | |
---|
| 19 | using namespace osgVisual; |
---|
| 20 | |
---|
| 21 | visual_dataIO::visual_dataIO() |
---|
| 22 | { |
---|
| 23 | OSG_NOTIFY( osg::ALWAYS ) << "visual_dataIO constructed" << std::endl; |
---|
[88] | 24 | |
---|
[31] | 25 | initialized = false; |
---|
| 26 | } |
---|
| 27 | |
---|
| 28 | visual_dataIO::~visual_dataIO() |
---|
| 29 | { |
---|
| 30 | OSG_NOTIFY( osg::ALWAYS ) << "visual_dataIO destructed" << std::endl; |
---|
| 31 | } |
---|
| 32 | |
---|
| 33 | visual_dataIO* visual_dataIO::getInstance() |
---|
| 34 | { |
---|
| 35 | static visual_dataIO instance; |
---|
| 36 | return &instance; |
---|
| 37 | }; |
---|
| 38 | |
---|
| 39 | void visual_dataIO::init(osgViewer::Viewer* viewer_, osg::ArgumentParser& arguments_) |
---|
| 40 | { |
---|
| 41 | OSG_NOTIFY( osg::ALWAYS ) << "visual_dataIO init()" << std::endl; |
---|
| 42 | |
---|
| 43 | // Init variables |
---|
| 44 | viewer = viewer_; |
---|
| 45 | |
---|
| 46 | // Parse operating Mode |
---|
| 47 | if (arguments_.read("-m")) |
---|
| 48 | { |
---|
| 49 | OSG_NOTIFY( osg::ALWAYS ) << "Configure osgVisual as MASTER" << std::endl; |
---|
| 50 | clusterMode = osgVisual::dataIO_cluster::MASTER; |
---|
| 51 | // Create Container: |
---|
| 52 | slotContainer = new osgVisual::dataIO_transportContainer(); |
---|
| 53 | } |
---|
| 54 | else if (arguments_.read("-s")) |
---|
| 55 | { |
---|
| 56 | OSG_NOTIFY( osg::ALWAYS ) << "Configure osgVisual as SLAVE" << std::endl; |
---|
| 57 | clusterMode = osgVisual::dataIO_cluster::SLAVE; |
---|
[67] | 58 | slotContainer = NULL; // Slave only recieves container, therefor set this Pointer null. |
---|
[31] | 59 | } |
---|
| 60 | else |
---|
| 61 | { |
---|
| 62 | OSG_NOTIFY( osg::ALWAYS ) << "Configure osgVisual as STANDALONE" << std::endl; |
---|
| 63 | clusterMode = osgVisual::dataIO_cluster::STANDALONE; |
---|
| 64 | // Create Container: |
---|
| 65 | slotContainer = new osgVisual::dataIO_transportContainer(); |
---|
| 66 | } |
---|
| 67 | |
---|
| 68 | // Create Cluster. |
---|
[58] | 69 | #ifdef USE_CLUSTER_ASIO_TCP_IOSTREAM |
---|
| 70 | cluster = new dataIO_clusterAsioTcpIostream(); |
---|
| 71 | #endif |
---|
[65] | 72 | #ifdef USE_CLUSTER_ENET |
---|
| 73 | cluster = new dataIO_clusterENet(); |
---|
[69] | 74 | cluster->enableHardSync( false ); /** \todo : rebuild this structure in cluster.h and move it this way to a general implementation. */ |
---|
[65] | 75 | #endif |
---|
[84] | 76 | #ifdef USE_CLUSTER_DUMMY |
---|
| 77 | cluster = new dataIO_clusterDummy(); |
---|
| 78 | #endif |
---|
[65] | 79 | if(cluster.valid()) |
---|
[69] | 80 | //cluster->init(arguments_, clusterMode, slotContainer, true, false); |
---|
[75] | 81 | cluster->init(arguments_, viewer_, clusterMode, slotContainer, false, false); |
---|
[31] | 82 | |
---|
| 83 | // Create extLink. |
---|
| 84 | #ifdef USE_EXTLINK_DUMMY |
---|
| 85 | extLink = new dataIO_extLinkDummy( dataSlots ); |
---|
| 86 | #endif |
---|
| 87 | #ifdef USE_EXTLINK_VCL |
---|
| 88 | extLink = new dataIO_extLinkVCL( dataSlots ); |
---|
| 89 | #endif |
---|
| 90 | extLink->init(); |
---|
| 91 | |
---|
| 92 | |
---|
| 93 | |
---|
| 94 | // Install callbacks to perform DataIO activities every frame: |
---|
| 95 | //// EventCallback at the absolute beginning of the frame |
---|
| 96 | eventCallback = new dataIO_eventCallback(this); |
---|
| 97 | viewer->getCamera()->setEventCallback( eventCallback ); |
---|
| 98 | //// FinalDrawCallback at the end of event and update handling, but BEFORE rendering the frame |
---|
| 99 | finalDrawCallback = new dataIO_finalDrawCallback(this); |
---|
| 100 | viewer->getCamera()->setFinalDrawCallback( finalDrawCallback ); |
---|
| 101 | |
---|
| 102 | initialized = true; |
---|
| 103 | } |
---|
| 104 | |
---|
| 105 | void visual_dataIO::shutdown() |
---|
| 106 | { |
---|
| 107 | if(initialized) |
---|
| 108 | { |
---|
| 109 | OSG_NOTIFY( osg::ALWAYS ) << "Shutdown visual_dataIO..." << std::endl; |
---|
| 110 | |
---|
[70] | 111 | viewer->getCamera()->removeEventCallback( eventCallback ); |
---|
[31] | 112 | eventCallback = NULL; |
---|
| 113 | viewer->getCamera()->setFinalDrawCallback( NULL ); |
---|
| 114 | finalDrawCallback = NULL; |
---|
[70] | 115 | |
---|
[31] | 116 | viewer = NULL; |
---|
[70] | 117 | |
---|
[31] | 118 | |
---|
[65] | 119 | if(cluster.valid()) |
---|
| 120 | cluster->shutdown(); |
---|
| 121 | if(extLink.valid()) |
---|
[31] | 122 | extLink->shutdown(); |
---|
| 123 | } |
---|
| 124 | } |
---|
| 125 | |
---|
| 126 | void visual_dataIO::dataIO_eventCallback::operator()(osg::Node* node, osg::NodeVisitor* nv) |
---|
| 127 | { |
---|
| 128 | // perform all actions for the eventDrawCallback. |
---|
| 129 | OSG_NOTIFY( osg::INFO ) << "---- Executing EventCallback.." << std::endl; |
---|
| 130 | |
---|
| 131 | switch( dataIO->clusterMode ) |
---|
| 132 | { |
---|
| 133 | case osgVisual::dataIO_cluster::MASTER : |
---|
| 134 | { |
---|
| 135 | dataIO->extLink->readTO_OBJvalues(); |
---|
[82] | 136 | dataIO->cluster->sendTO_OBJvaluesToSlaves(dataIO->calcViewMatrix()); |
---|
[31] | 137 | } |
---|
| 138 | break; |
---|
| 139 | case osgVisual::dataIO_cluster::SLAVE : |
---|
| 140 | { |
---|
| 141 | dataIO->cluster->readTO_OBJvaluesFromMaster(); |
---|
| 142 | } |
---|
| 143 | break; |
---|
| 144 | case osgVisual::dataIO_cluster::STANDALONE : |
---|
| 145 | { |
---|
| 146 | dataIO->extLink->readTO_OBJvalues(); |
---|
| 147 | } |
---|
| 148 | break; |
---|
| 149 | default: |
---|
| 150 | OSG_NOTIFY( osg::FATAL ) << "ERROR: Unkown clustermode!" << std::endl; |
---|
| 151 | break; |
---|
| 152 | }; |
---|
[73] | 153 | traverse(node, nv); |
---|
[31] | 154 | } |
---|
| 155 | |
---|
| 156 | void visual_dataIO::dataIO_finalDrawCallback::operator() (const osg::Camera& camera) const |
---|
| 157 | { |
---|
| 158 | // perform all actions for the initialDrawCallback. |
---|
| 159 | OSG_NOTIFY( osg::INFO ) << "---- Executing InitialDrawCallback.." << std::endl; |
---|
| 160 | |
---|
| 161 | switch( dataIO->clusterMode ) |
---|
| 162 | { |
---|
| 163 | case osgVisual::dataIO_cluster::MASTER : |
---|
| 164 | { |
---|
| 165 | dataIO->extLink->writebackFROM_OBJvalues(); |
---|
| 166 | dataIO->cluster->waitForAllReadyToSwap(); |
---|
| 167 | dataIO->cluster->sendSwapCommand(); |
---|
| 168 | } |
---|
| 169 | break; |
---|
| 170 | case osgVisual::dataIO_cluster::SLAVE : |
---|
| 171 | { |
---|
| 172 | dataIO->cluster->reportAsReadyToSwap(); |
---|
| 173 | dataIO->cluster->waitForSwap(); |
---|
| 174 | } |
---|
| 175 | break; |
---|
| 176 | case osgVisual::dataIO_cluster::STANDALONE : |
---|
| 177 | { |
---|
| 178 | dataIO->extLink->writebackFROM_OBJvalues(); |
---|
| 179 | } |
---|
| 180 | break; |
---|
| 181 | default: |
---|
| 182 | OSG_NOTIFY( osg::FATAL ) << "ERROR: visual_dataIO::dataIO_finalDrawCallback::operator() - Unkown clustermode!" << std::endl; |
---|
| 183 | break; |
---|
| 184 | }; |
---|
| 185 | } |
---|
| 186 | |
---|
| 187 | void* visual_dataIO::getSlotPointer(std::string variableName_, osgVisual::dataIO_slot::dataDirection direction_, osgVisual::dataIO_slot::varType variableTyp_ ) |
---|
| 188 | { |
---|
| 189 | // iterate through slotlist. If found, return pointer, else add slot to list and return pointer |
---|
| 190 | for (unsigned int i=0; i<dataSlots.size(); i++) |
---|
| 191 | { |
---|
| 192 | // Check if this variable name&-type already exists |
---|
[118] | 193 | if( dataSlots[i]->variableName == variableName_ && dataSlots[i]->direction == direction_ && dataSlots[i]->variableType == variableTyp_) |
---|
[31] | 194 | { |
---|
| 195 | //OSG_NOTIFY( osg::INFO ) << "visual_dataIO::getSlotPointer() - Slot found at position " << i << std::endl; |
---|
| 196 | // Return pointer to the value |
---|
[118] | 197 | return dataSlots[i]; |
---|
[31] | 198 | } |
---|
| 199 | } |
---|
| 200 | |
---|
| 201 | // Slot does not exist -> add it to slot list |
---|
| 202 | //OSG_NOTIFY( osg::INFO ) << "visual_dataIO::getSlotPointer() - Slot not found, will add as new slot " << std::endl; |
---|
[118] | 203 | dataIO_slot* newSlot = new dataIO_slot(); |
---|
| 204 | newSlot->variableName = variableName_; |
---|
| 205 | newSlot->variableType = variableTyp_; |
---|
| 206 | newSlot->value = 0; |
---|
| 207 | newSlot->sValue = ""; |
---|
[31] | 208 | dataSlots.push_back( newSlot ); |
---|
[118] | 209 | return dataSlots.back(); |
---|
[31] | 210 | } |
---|
| 211 | |
---|
| 212 | double visual_dataIO::getSlotDataAsDouble(std::string variableName_, osgVisual::dataIO_slot::dataDirection direction_ ) |
---|
| 213 | { |
---|
| 214 | // iterate through slotlist. If found, return value |
---|
| 215 | for (unsigned int i=0; i<dataSlots.size(); i++) |
---|
| 216 | { |
---|
| 217 | // Check if this variable name&-type already exists |
---|
[118] | 218 | if( dataSlots[i]->variableName == variableName_ && dataSlots[i]->direction == direction_ && dataSlots[i]->variableType == osgVisual::dataIO_slot::DOUBLE ) |
---|
[31] | 219 | { |
---|
| 220 | //OSG_NOTIFY( osg::INFO ) << "visual_dataIO::getSlotDataAsDouble() - Slot found at position " << i << std::endl; |
---|
[118] | 221 | return dataSlots[i]->value; |
---|
[31] | 222 | } |
---|
| 223 | } |
---|
| 224 | return 0; |
---|
| 225 | } |
---|
| 226 | |
---|
| 227 | std::string visual_dataIO::getSlotDataAsString(std::string variableName_, osgVisual::dataIO_slot::dataDirection direction_ ) |
---|
| 228 | { |
---|
| 229 | // iterate through slotlist. If found, return value |
---|
| 230 | for (unsigned int i=0; i<dataSlots.size(); i++) |
---|
| 231 | { |
---|
| 232 | // Check if this variable name&-type already exists |
---|
[118] | 233 | if( dataSlots[i]->variableName == variableName_ && dataSlots[i]->direction == direction_ && dataSlots[i]->variableType == osgVisual::dataIO_slot::STRING ) |
---|
[31] | 234 | { |
---|
| 235 | //OSG_NOTIFY( osg::INFO ) << "visual_dataIO::getSlotDataAsDouble() - Slot found at position " << i << std::endl; |
---|
[118] | 236 | return dataSlots[i]->sValue; |
---|
[31] | 237 | } |
---|
| 238 | } |
---|
| 239 | return ""; |
---|
| 240 | } |
---|
| 241 | |
---|
[116] | 242 | osgVisual::dataIO_slot* visual_dataIO::setSlotData(std::string variableName_, osgVisual::dataIO_slot::dataDirection direction_, std::string sValue_ ) |
---|
[31] | 243 | { |
---|
| 244 | bool slotFound = false; |
---|
| 245 | // iterate through slotlist. If found, return pointer, else add slot to list |
---|
| 246 | for (unsigned int i=0; i<dataSlots.size(); i++) |
---|
| 247 | { |
---|
| 248 | // Check if this variable name&-type already exists |
---|
[118] | 249 | if( dataSlots[i]->variableName == variableName_ && dataSlots[i]->direction == direction_ && dataSlots[i]->variableType == osgVisual::dataIO_slot::STRING) |
---|
[31] | 250 | { |
---|
| 251 | // Update value |
---|
[118] | 252 | dataSlots[i]->sValue = sValue_; |
---|
[31] | 253 | slotFound = true; |
---|
[118] | 254 | return dataSlots[i]; |
---|
[31] | 255 | } |
---|
| 256 | |
---|
| 257 | } |
---|
| 258 | |
---|
| 259 | if (!slotFound) |
---|
| 260 | { |
---|
| 261 | // Slot does not exist -> add it to slot list |
---|
[118] | 262 | dataIO_slot* newSlot = new dataIO_slot(); |
---|
| 263 | newSlot->variableName = variableName_; |
---|
| 264 | newSlot->direction = direction_; |
---|
| 265 | newSlot->variableType = osgVisual::dataIO_slot::STRING; |
---|
| 266 | newSlot->value = 0; |
---|
| 267 | newSlot->sValue = sValue_; |
---|
[31] | 268 | dataSlots.push_back( newSlot ); |
---|
[118] | 269 | return dataSlots.back(); |
---|
[31] | 270 | } |
---|
[116] | 271 | |
---|
| 272 | return NULL; |
---|
[31] | 273 | } |
---|
| 274 | |
---|
[116] | 275 | osgVisual::dataIO_slot* visual_dataIO::setSlotData(std::string variableName_, osgVisual::dataIO_slot::dataDirection direction_, double value_ ) |
---|
[31] | 276 | { |
---|
| 277 | // iterate through slotlist. If found, return pointer, else add slot to list |
---|
| 278 | bool slotFound = false; |
---|
| 279 | for (unsigned int i=0; i<dataSlots.size(); i++) |
---|
| 280 | { |
---|
| 281 | // Check if this variableName & -type already exists |
---|
[118] | 282 | if( dataSlots[i]->variableName == variableName_ && dataSlots[i]->direction == direction_ && dataSlots[i]->variableType == osgVisual::dataIO_slot::DOUBLE) |
---|
[31] | 283 | { |
---|
| 284 | // Update value |
---|
| 285 | //OSG_NOTIFY( osg::ALWAYS ) << "setSlotData: " << variableName_ << " - value: " << value_ << std::endl; |
---|
[118] | 286 | dataSlots[i]->value = value_; |
---|
[31] | 287 | slotFound = true; |
---|
[118] | 288 | return dataSlots[i]; |
---|
[31] | 289 | } |
---|
| 290 | } |
---|
| 291 | |
---|
| 292 | if (!slotFound) |
---|
| 293 | { |
---|
| 294 | // Slot does not exist -> add it to slot list |
---|
[118] | 295 | dataIO_slot* newSlot = new dataIO_slot(); |
---|
| 296 | newSlot->variableName = variableName_; |
---|
| 297 | newSlot->direction = direction_; |
---|
| 298 | newSlot->variableType = osgVisual::dataIO_slot::DOUBLE; |
---|
| 299 | newSlot->value = value_; |
---|
| 300 | newSlot->sValue = ""; |
---|
[31] | 301 | dataSlots.push_back( newSlot ); |
---|
[118] | 302 | return dataSlots.back(); |
---|
[31] | 303 | } |
---|
[116] | 304 | |
---|
| 305 | return NULL; |
---|
[82] | 306 | } |
---|
| 307 | |
---|
| 308 | osg::Matrixd visual_dataIO::calcViewMatrix() |
---|
| 309 | { |
---|
| 310 | return viewer->getCameraManipulator()->getInverseMatrix(); |
---|
[31] | 311 | } |
---|