PluginFunctions.cc 21.1 KB
Newer Older
1 2 3 4 5 6 7 8 9 10 11 12 13 14
//=============================================================================
//
//                               OpenFlipper
//        Copyright (C) 2008 by Computer Graphics Group, RWTH Aachen
//                           www.openflipper.org
//
//-----------------------------------------------------------------------------
//
//                                License
//
//  OpenFlipper is free software: you can redistribute it and/or modify
//  it under the terms of the GNU Lesser General Public License as published by
//  the Free Software Foundation, either version 3 of the License, or
//  (at your option) any later version.
15
//
16 17 18 19
//  OpenFlipper is distributed in the hope that it will be useful,
//  but WITHOUT ANY WARRANTY; without even the implied warranty of
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//  GNU Lesser General Public License for more details.
20
//
21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43
//  You should have received a copy of the GNU Lesser General Public License
//  along with OpenFlipper.  If not, see <http://www.gnu.org/licenses/>.
//
//-----------------------------------------------------------------------------
//
//   $Revision$
//   $Author$
//   $Date$
//
//=============================================================================




//=============================================================================
//
//  Plugin Functions
//
//=============================================================================

#include <OpenFlipper/common/Types.hh>

#include "PluginFunctions.hh"
44
#include "PluginFunctionsCore.hh"
45 46 47 48 49 50 51 52 53 54 55 56 57

namespace PluginFunctions {

 /** \brief DONT USE DIRECTLY!!
  *
  * This Pointer will be used to access the data trees root in the plugin. Never use it directly as
 *  the internal Structure will change. Use the Access functions instead */
static BaseObject* objectRoot_;

/** \brief DONT USE DIRECTLY!!
 *
 * This pointer is internally used to acces the examiner widget in the main apllication
 */
58
static std::vector< glViewer* > examiner_widgets_;
Jan Möbius's avatar
Jan Möbius committed
59

Dirk Wilden's avatar
Dirk Wilden committed
60 61 62 63 64 65
/** \brief DONT USE DIRECTLY!!
 *
 * This vector is used internally to access properties of all viewers
 */
static std::vector< Viewer::ViewerProperties* > viewerProperties_;

Jan Möbius's avatar
Jan Möbius committed
66
/// TODO : Remove this variable and implement multiView correctly here
67
static glViewer*  examiner_widget_;
Jan Möbius's avatar
Jan Möbius committed
68 69

static unsigned int activeExaminer_ = 0;
70 71 72 73 74 75 76

/** \brief DONT USE DIRECTLY!!
 *
 * This pointer is internally used to access the scenegraphs root node
 */
static SeparatorNode* root_node_;

77 78
static SeparatorNode* sceneGraph_root_node_;

79 80
static Viewer::ViewerProperties dummyProperties;

81 82 83 84
void setDataRoot( BaseObject* _root ) {
   objectRoot_ = _root;
}

85 86 87 88
int viewers( ) {
  return examiner_widgets_.size();
}

89 90
void setViewers( std::vector< glViewer* > _viewerWidgets ) {
   PluginFunctions::examiner_widgets_ = _viewerWidgets;
Jan Möbius's avatar
Jan Möbius committed
91 92 93
   PluginFunctions::examiner_widget_ =  examiner_widgets_[0];
}

Dirk Wilden's avatar
Dirk Wilden committed
94 95 96 97
void setViewerProperties( std::vector< Viewer::ViewerProperties* > _viewerProperties ) {
   PluginFunctions::viewerProperties_ = _viewerProperties;
}

98
void setActiveExaminer( const unsigned int _id ) {
Jan Möbius's avatar
Jan Möbius committed
99
  activeExaminer_ = _id;
100 101
}

102 103 104 105 106 107 108 109 110
glViewer* viewer(int  _viewerId ) {
   if ( _viewerId < 0 || _viewerId >= (int)examiner_widgets_.size() ) {
     std::cerr << "Requested unknown viewer with id : " << _viewerId << std::endl;
     return examiner_widgets_[activeExaminer()];
   }

   return( examiner_widgets_[_viewerId] );
}

111 112 113 114
unsigned int activeExaminer( ) {
  return activeExaminer_;
}

115
void setRootNode( SeparatorNode* _root_node ) {
116 117 118
   PluginFunctions::root_node_ = _root_node;
}

119
void setSceneGraphRootNode( SeparatorNode* _root_node ) {
120 121 122
   PluginFunctions::sceneGraph_root_node_ = _root_node;
}

123
bool getPickedObject(const unsigned int _node_idx , BaseObjectData*& _object) {
124
  for ( ObjectIterator o_it(PluginFunctions::ALL_OBJECTS) ; o_it != PluginFunctions::objectsEnd(); ++o_it) {
125 126 127 128 129 130 131 132 133
    if ( o_it->picked( _node_idx ) ) {
      _object = *o_it;
      return true;
    }
  }
  return false;
}


134
bool getSourceIdentifiers( std::vector<int>& _identifiers  ) {
135 136
  _identifiers.clear();

137
  for ( ObjectIterator o_it(PluginFunctions::ALL_OBJECTS) ; o_it != PluginFunctions::objectsEnd(); ++o_it) {
138 139 140 141 142 143
    if ( o_it->source() )
      _identifiers.push_back ( o_it->id() );
  }
  return (_identifiers.size() >0 );
}

144
bool getTargetIdentifiers( std::vector<int>& _identifiers  ) {
145 146
  _identifiers.clear();

147
  for ( ObjectIterator o_it(PluginFunctions::ALL_OBJECTS) ; o_it != PluginFunctions::objectsEnd(); ++o_it) {
148 149 150 151 152 153 154 155 156 157
    if ( o_it->target() )
      _identifiers.push_back ( o_it->id() );
  }
  return (_identifiers.size() >0 );
}

// ===============================================================================
// Get objects
// ===============================================================================

158
bool getObject(  const int _identifier , BaseObject*& _object ) {
159

160 161
  if ( _identifier == -1 )
    return false;
162

163 164 165 166
  _object = objectRoot_->childExists( _identifier );
  return ( _object != 0 );
}

167
bool getObject(  const int _identifier , BaseObjectData*& _object ) {
168

169 170
  if ( _identifier == -1 )
    return false;
171

172 173 174 175 176 177 178 179
  BaseObject* object = objectRoot_->childExists( _identifier );
  _object = dynamic_cast< BaseObjectData* >(object);
  return ( _object != 0 );
}

// ===============================================================================
// ===============================================================================

180
bool object_exists(  const int _identifier ) {
181

182 183
  if ( _identifier == -1 )
    return false;
184

185 186 187 188 189 190
  BaseObject* object = objectRoot_->childExists( _identifier );
  return ( object != 0 );
}

//===============================================================================

191
bool getAllMeshes( std::vector<int>& _identifiers  ) {
192 193 194 195 196

  _identifiers.clear();

  // find changed manipulator
  for ( PluginFunctions::ObjectIterator o_it(PluginFunctions::ALL_OBJECTS,DATA_TRIANGLE_MESH) ;
197
                                        o_it != PluginFunctions::objectsEnd(); ++o_it)  {
198 199 200 201 202 203 204 205 206 207 208 209
    _identifiers.push_back( o_it->id() );
  }

  return (_identifiers.size() > 0);
}

bool get_all_object_identifiers( std::vector<int>& _identifiers  ) {

  _identifiers.clear();

  // find changed manipulator
  for ( PluginFunctions::ObjectIterator o_it(PluginFunctions::ALL_OBJECTS) ;
210
                                        o_it != PluginFunctions::objectsEnd(); ++o_it)  {
211 212 213 214 215 216 217
    _identifiers.push_back( o_it->id() );
  }

  return (_identifiers.size() > 0);
}

void setBackColor( OpenMesh::Vec4f _color) {
218
  for ( uint i = 0 ; i < examiner_widgets_.size(); ++i )
219
    PluginFunctions::viewerProperties(i).backgroundColor(_color);
220 221
}

222
QPoint mapToGlobal(const QPoint _point ) {
Jan Möbius's avatar
Jan Möbius committed
223
  return examiner_widgets_[activeExaminer_]->glMapToGlobal(_point);
224 225
}

226
QPoint mapToLocal( const QPoint _point ) {
Jan Möbius's avatar
Jan Möbius committed
227
  return examiner_widgets_[activeExaminer_]->glMapFromGlobal(_point);
228 229
}

230 231
void setDrawMode( const unsigned int _mode , int _viewer) {

Jan Möbius's avatar
Jan Möbius committed
232
  if ( _viewer == ACTIVE_VIEWER )
233 234
    viewerProperties(activeExaminer()).drawMode(_mode);
  else if ( _viewer == ALL_VIEWERS )
Jan Möbius's avatar
Jan Möbius committed
235
    for ( uint i = 0 ; i < examiner_widgets_.size(); ++i )
236
      viewerProperties(i).drawMode(_mode);
Jan Möbius's avatar
Jan Möbius committed
237
  else if ( ( _viewer >= 0 ) && _viewer < (int)examiner_widgets_.size() )
238
    viewerProperties(_viewer).drawMode(_mode);
239 240 241
  else
    std::cerr << "Requested illegal viewer for setting DrawMode!!" << std::endl;

242 243 244 245 246 247 248
}

/** Get the current draw Mode of the examiner widget.\n
 *
 * The DrawModes are defined at ACG/Scenegraph/DrawModes.hh \n
 * They can be combined.
 */
249 250
unsigned int drawMode( int _viewer ) {
  if ( _viewer == ACTIVE_VIEWER ) {
251
    return viewerProperties(activeExaminer()).drawMode();
252 253 254
  } else if ( _viewer == ALL_VIEWERS )
    std::cerr << "Please select viewer to get viewing direction!" << std::endl;
  else if ( ( _viewer >= 0 ) && _viewer < (int)examiner_widgets_.size() )
255
    return viewerProperties(_viewer).drawMode();
256 257
  else
    std::cerr << "Requested illegal viewer for viewingDirection!!" << std::endl;
258

259
  return viewerProperties(activeExaminer()).drawMode();
260 261
}

262
bool scenegraphPick( ACG::SceneGraph::PickTarget _pickTarget, const QPoint &_mousePos, unsigned int &_nodeIdx, unsigned int &_targetIdx, ACG::Vec3d *_hitPointPtr=0 ) {
Jan Möbius's avatar
Jan Möbius committed
263 264 265 266

   return examiner_widgets_[activeExaminer_]->pick( _pickTarget,_mousePos,_nodeIdx,_targetIdx,_hitPointPtr );
}

267
bool scenegraphPick( const unsigned int _examiner, ACG::SceneGraph::PickTarget _pickTarget, const QPoint &_mousePos, unsigned int &_nodeIdx, unsigned int &_targetIdx, ACG::Vec3d *_hitPointPtr=0 ) {
Jan Möbius's avatar
Jan Möbius committed
268 269 270 271 272 273

  if ( _examiner >= examiner_widgets_.size() ) {
    std::cerr << "Wrong examiner id" << std::endl;
    return false;
  }
  return examiner_widgets_[_examiner]->pick( _pickTarget,_mousePos,_nodeIdx,_targetIdx,_hitPointPtr );
274 275
}

Jan Möbius's avatar
Jan Möbius committed
276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295
bool scenegraphRegionPick( ACG::SceneGraph::PickTarget                _pickTarget,
                           const QRegion&                             _region,
                           QList<QPair<unsigned int, unsigned int> >& _list)
{
  return examiner_widgets_[activeExaminer_]->pick_region( _pickTarget, _region, _list);
}

bool scenegraphRegionPick( const unsigned int                         _examiner,
                           ACG::SceneGraph::PickTarget                _pickTarget,
                           const QRegion&                             _region,
                           QList<QPair<unsigned int, unsigned int> >& _list)
{
  if ( _examiner >= examiner_widgets_.size() ) {
    std::cerr << "Wrong examiner id" << std::endl;
    return false;
  }
  return examiner_widgets_[_examiner]->pick_region( _pickTarget, _region, _list);
}


296 297 298

//Warning : Dont use template function as external static pointer for examiner widget is not resolved correctly!!
void traverse( ACG::SceneGraph::MouseEventAction  &_action ) {
299
   ACG::SceneGraph::traverse(sceneGraph_root_node_,
300
                             _action,viewerProperties().glState() );
301 302
}

Jan Möbius's avatar
Jan Möbius committed
303
//Warning : Dont use template function as external static pointer for examiner widget is not resolved correctly!!
304
void traverse( const unsigned int _examiner, ACG::SceneGraph::MouseEventAction  &_action ) {
Jan Möbius's avatar
Jan Möbius committed
305 306 307 308 309 310

  if ( _examiner >= examiner_widgets_.size() ) {
    std::cerr << "Wrong examiner id" << std::endl;
    return;
  }

311
  ACG::SceneGraph::traverse(sceneGraph_root_node_, _action,viewerProperties(_examiner).glState() );
Jan Möbius's avatar
Jan Möbius committed
312 313 314
}


315
const std::string pickMode () {
316
  // No seperate draw modes available all should have the same so take first
317
  return viewerProperties().pickMode();
318 319 320
}

void pickMode ( std::string _mode) {
321
  viewerProperties().pickMode(_mode);
Jan Möbius's avatar
Jan Möbius committed
322 323
}

324 325
Viewer::ActionMode actionMode() {
   return viewerProperties().actionMode();
326 327
}

328 329
void actionMode ( Viewer::ActionMode _mode) {

330
  viewerProperties().actionMode(_mode);
331 332 333 334 335 336
}

void getCurrentViewImage(QImage& _image) {
  examiner_widget_->copyToImage( _image );
}

337
Viewer::ViewerProperties& viewerProperties(int _id) {
Dirk Wilden's avatar
Dirk Wilden committed
338
  if ( _id >= (int)viewerProperties_.size() ) {
339 340 341 342 343 344 345
    std::cerr << " Error, requested properties for non-existing Viewer!" << std::endl;
    return dummyProperties;
  }

  if ( _id == -1 )
    _id = activeExaminer_;

Dirk Wilden's avatar
Dirk Wilden committed
346
  return ( *viewerProperties_[_id] );
347

348 349
}

Jan Möbius's avatar
Jan Möbius committed
350 351 352 353 354 355 356 357 358 359
void perspectiveProjection( int _viewer ) {
  if ( _viewer == ACTIVE_VIEWER ) {
    examiner_widgets_[activeExaminer_]->perspectiveProjection();
  } else if ( _viewer == ALL_VIEWERS )
    for ( uint i = 0 ; i < examiner_widgets_.size(); ++i )
      examiner_widgets_[i]->perspectiveProjection();
  else if ( ( _viewer >= 0 ) && _viewer < (int)examiner_widgets_.size() )
    examiner_widgets_[_viewer]->perspectiveProjection();
  else
    std::cerr << "Requested illegal viewer for perspectiveProjection()!!" << std::endl;
360 361
}

Jan Möbius's avatar
Jan Möbius committed
362 363 364 365 366 367 368 369 370 371
void orthographicProjection( int _viewer ) {
  if ( _viewer == ACTIVE_VIEWER ) {
    examiner_widgets_[activeExaminer_]->orthographicProjection();
  } else if ( _viewer == ALL_VIEWERS )
    for ( uint i = 0 ; i < examiner_widgets_.size(); ++i )
      examiner_widgets_[i]->orthographicProjection();
  else if ( ( _viewer >= 0 ) && _viewer < (int)examiner_widgets_.size() )
    examiner_widgets_[_viewer]->orthographicProjection();
  else
    std::cerr << "Requested illegal viewer for orthographicProjection()!!" << std::endl;
372 373 374 375 376 377
}

void allowRotation(bool _mode) {
  examiner_widget_->allowRotation(_mode);
}

378 379 380 381
void setMainGLContext() {
  examiner_widget_->makeCurrent();
}

382 383 384 385 386 387 388 389 390 391
void viewingDirection(const ACG::Vec3d &_dir, const ACG::Vec3d &_up , int _viewer ) {
  if ( _viewer == ACTIVE_VIEWER ) {
    examiner_widgets_[activeExaminer_]->viewingDirection(_dir,_up);
  } else if ( _viewer == ALL_VIEWERS )
    for ( uint i = 0 ; i < examiner_widgets_.size(); ++i )
      examiner_widgets_[i]->viewingDirection(_dir,_up);
  else if ( ( _viewer >= 0 ) && _viewer < (int)examiner_widgets_.size() )
    examiner_widgets_[_viewer]->viewingDirection(_dir,_up);
  else
    std::cerr << "Requested illegal viewer for viewingDirection!!" << std::endl;
392 393 394
}


395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417
void setScenePos(const ACG::Vec3d& _center,const double _radius, int _viewer ) {
  if ( _viewer == ACTIVE_VIEWER ) {
    examiner_widgets_[activeExaminer_]->setScenePos( _center, _radius );
  } else if ( _viewer == ALL_VIEWERS )
    for ( uint i = 0 ; i < examiner_widgets_.size(); ++i )
      examiner_widgets_[i]->setScenePos( _center, _radius );
  else if ( ( _viewer >= 0 ) && _viewer < (int)examiner_widgets_.size() )
    examiner_widgets_[_viewer]->setScenePos( _center, _radius );
  else
    std::cerr << "Requested illegal viewer for setScenePos!!" << std::endl;
  examiner_widgets_[activeExaminer_];
}

void setScenePos(const ACG::Vec3d& _center, int _viewer ) {
  if ( _viewer == ACTIVE_VIEWER ) {
    examiner_widgets_[activeExaminer_]->setScenePos( _center, examiner_widgets_[activeExaminer_]->scene_radius() );
  } else if ( _viewer == ALL_VIEWERS )
    for ( uint i = 0 ; i < examiner_widgets_.size(); ++i )
      examiner_widgets_[i]->setScenePos( _center, examiner_widgets_[i]->scene_radius() );
  else if ( ( _viewer >= 0 ) && _viewer < (int)examiner_widgets_.size() )
    examiner_widgets_[_viewer]->setScenePos( _center, examiner_widgets_[_viewer]->scene_radius() );
  else
    std::cerr << "Requested illegal viewer for setScenePos!!" << std::endl;
418 419
}

Jan Möbius's avatar
Jan Möbius committed
420 421 422 423 424 425 426 427 428 429 430
const ACG::Vec3d& sceneCenter( int _viewer ) {
  if ( _viewer == ACTIVE_VIEWER ) {
    return examiner_widgets_[activeExaminer_]->scene_center();
  } else if ( _viewer == ALL_VIEWERS )
    std::cerr << "Please select viewer to get viewing direction!" << std::endl;
  else if ( ( _viewer >= 0 ) && _viewer < (int)examiner_widgets_.size() )
    return examiner_widgets_[_viewer]->scene_center();
  else
    std::cerr << "Requested illegal viewer for sceneCenter!!" << std::endl;

  return examiner_widgets_[activeExaminer_]->scene_center();
431 432 433
}

double sceneRadius() {
434
   return examiner_widgets_[activeExaminer_]->scene_radius();
435 436
}

437 438 439 440 441 442 443 444 445 446
void translate( const ACG::Vec3d &_vector , int _viewer ) {
  if ( _viewer == ACTIVE_VIEWER ) {
    examiner_widgets_[activeExaminer_]->translate(_vector);
  } else if ( _viewer == ALL_VIEWERS )
    for ( uint i = 0 ; i < examiner_widgets_.size(); ++i )
      examiner_widgets_[i]->translate(_vector);
  else if ( ( _viewer >= 0 ) && _viewer < (int)examiner_widgets_.size() )
    examiner_widgets_[_viewer]->translate(_vector);
  else
    std::cerr << "Requested illegal viewer for translate!!" << std::endl;
447 448
}

449
void rotate(const ACG::Vec3d&  _axis,
450
            const double       _angle,
451 452
            const ACG::Vec3d&  _center,
            int                _viewer )
453
{
454 455 456 457 458 459 460 461 462
  if ( _viewer == ACTIVE_VIEWER ) {
    examiner_widgets_[activeExaminer_]->rotate(_axis,_angle,_center);
  } else if ( _viewer == ALL_VIEWERS )
    for ( uint i = 0 ; i < examiner_widgets_.size(); ++i )
      examiner_widgets_[i]->rotate(_axis,_angle,_center);
  else if ( ( _viewer >= 0 ) && _viewer < (int)examiner_widgets_.size() )
    examiner_widgets_[_viewer]->rotate(_axis,_angle,_center);
  else
    std::cerr << "Requested illegal viewer for rotate!!" << std::endl;
463 464
}

465 466 467 468 469 470 471 472 473 474
void viewHome(int _viewer) {
  if ( _viewer == ACTIVE_VIEWER ) {
    examiner_widgets_[activeExaminer_]->home();
  } else if ( _viewer == ALL_VIEWERS )
    for ( uint i = 0 ; i < examiner_widgets_.size(); ++i )
      examiner_widgets_[i]->home();
  else if ( ( _viewer >= 0 ) && _viewer < (int)examiner_widgets_.size() )
    examiner_widgets_[_viewer]->home();
  else
    std::cerr << "Requested illegal viewer for viewHome!!" << std::endl;
475 476
}

477 478 479 480 481 482 483 484 485 486
void viewAll(int _viewer) {
  if ( _viewer == ACTIVE_VIEWER ) {
    examiner_widgets_[activeExaminer_]->viewAll();
  } else if ( _viewer == ALL_VIEWERS )
    for ( uint i = 0 ; i < examiner_widgets_.size(); ++i )
      examiner_widgets_[i]->viewAll();
  else if ( ( _viewer >= 0 ) && _viewer < (int)examiner_widgets_.size() )
    examiner_widgets_[_viewer]->viewAll();
  else
    std::cerr << "Requested illegal viewer for viewAll!!" << std::endl;
487 488
}

489 490 491 492 493 494 495 496 497 498
ACG::Vec3d viewingDirection(int _viewer) {
  if ( _viewer == ACTIVE_VIEWER ) {
    return viewerProperties(activeExaminer_).glState().viewing_direction();
  } else if ( _viewer == ALL_VIEWERS )
    std::cerr << "Please select viewer to get viewing direction!" << std::endl;
  else if ( ( _viewer >= 0 ) && _viewer < (int)examiner_widgets_.size() )
    return viewerProperties(_viewer).glState().viewing_direction();
  else
    std::cerr << "Requested illegal viewer for viewingDirection!!" << std::endl;

499
  return viewerProperties().glState().viewing_direction();
500 501
}

502 503 504 505 506 507 508 509 510 511
ACG::Vec3d eyePos(int _viewer) {
  if ( _viewer == ACTIVE_VIEWER ) {
    return viewerProperties(activeExaminer_).glState().eye();
  } else if ( _viewer == ALL_VIEWERS )
    std::cerr << "Please select viewer to get eyePos!" << std::endl;
  else if ( ( _viewer >= 0 ) && _viewer < (int)examiner_widgets_.size() )
    return viewerProperties(_viewer).glState().eye();
  else
    std::cerr << "Requested illegal viewer for eyePos!!" << std::endl;

512
  return viewerProperties().glState().eye();
513 514
}

515 516 517 518 519 520 521 522 523 524
ACG::Vec3d upVector(int _viewer) {
  if ( _viewer == ACTIVE_VIEWER ) {
    return viewerProperties(activeExaminer_).glState().up();
  } else if ( _viewer == ALL_VIEWERS )
    std::cerr << "Please select viewer to get up vector!" << std::endl;
  else if ( ( _viewer >= 0 ) && _viewer < (int)examiner_widgets_.size() )
    return viewerProperties(_viewer).glState().up();
  else
    std::cerr << "Requested illegal viewer for up vector!!" << std::endl;

525
  return viewerProperties().glState().up();
526 527 528
}


529 530 531 532
ACG::SceneGraph::BaseNode* getSceneGraphRootNode() {
   return PluginFunctions::sceneGraph_root_node_;
}

533 534 535 536
ACG::SceneGraph::BaseNode* getRootNode() {
   return PluginFunctions::root_node_;
}

537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553
void addNode(ACG::SceneGraph::BaseNode* _node){
  if (PluginFunctions::root_node_)
    _node->set_parent( PluginFunctions::root_node_ );
}

void addGlobalNode(ACG::SceneGraph::BaseNode* _node){
  if (PluginFunctions::sceneGraph_root_node_){
    //set node as new parent for root's children
    while( PluginFunctions::sceneGraph_root_node_->nChildren() > 0 ){
      ACG::SceneGraph::BaseNode* child = *(PluginFunctions::sceneGraph_root_node_->childrenBegin());
      child->set_parent( _node );
    }

    _node->set_parent( PluginFunctions::sceneGraph_root_node_ );
  }
}

554
int objectCount() {
555 556 557 558 559

  int count = 0;

  // find changed manipulator
  for ( PluginFunctions::ObjectIterator o_it(PluginFunctions::ALL_OBJECTS) ;
560
                                        o_it != PluginFunctions::objectsEnd(); ++o_it)  {
561 562 563 564 565 566 567
    ++count;
  }

  return ( count );

}

568
int targetCount() {
569 570 571 572 573

  int count = 0;

  // find changed manipulator
  for ( PluginFunctions::ObjectIterator o_it(PluginFunctions::TARGET_OBJECTS) ;
574
                                        o_it != PluginFunctions::objectsEnd(); ++o_it)  {
575 576 577 578 579 580
    ++count;
  }

  return ( count );
}

581
int sourceCount() {
582 583 584 585
  int count = 0;

  // find changed manipulator
  for ( PluginFunctions::ObjectIterator o_it(PluginFunctions::SOURCE_OBJECTS) ;
586
                                        o_it != PluginFunctions::objectsEnd(); ++o_it)  {
587 588 589 590 591 592
    ++count;
  }

  return ( count );
}

593
int visibleCount() {
594 595 596 597
  int count = 0;

  // find changed manipulator
  for ( PluginFunctions::ObjectIterator o_it(PluginFunctions::ALL_OBJECTS) ;
598
                                        o_it != PluginFunctions::objectsEnd(); ++o_it)  {
599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617
    if ( o_it->visible() )
    ++count;
  }

  return ( count );

}


/** Returns a vector containing all currently available objects
 *
 * @param _objects vector of all objects
 */
void get_all_objects( std::vector < BaseObjectData*>& _objects ) {

   _objects.clear();

  // find changed manipulator
  for ( PluginFunctions::ObjectIterator o_it(PluginFunctions::ALL_OBJECTS,DATA_TRIANGLE_MESH) ;
618
                                        o_it != PluginFunctions::objectsEnd(); ++o_it)  {
619 620 621 622 623 624
    _objects.push_back( *o_it );
  }

}

///   Fly to point and viewing direction (animated).
625
void   flyTo (const ACG::Vec3d &_position, const ACG::Vec3d &_center, double _time) {
626
   examiner_widgets_[activeExaminer_]->flyTo(_position,_center,_time);
627 628 629 630 631 632 633 634 635 636
}


// ===============================================================================
// Getting data from objects and casting between them
// ===============================================================================

BaseObjectData* baseObjectData( BaseObject* _object ){
  if ( _object == 0 )
    return 0;
637

638 639 640 641 642 643
  return dynamic_cast< BaseObjectData* >(_object);
}

// ===============================================================================
// Get the root of the object structure
// ===============================================================================
Jan Möbius's avatar
Jan Möbius committed
644
BaseObject*& objectRoot() {
645 646 647 648
  return (objectRoot_);
}

}