PluginFunctions.cc 22.7 KB
Newer Older
Jan Möbius's avatar
 
Jan Möbius committed
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
//
Jan Möbius's avatar
 
Jan Möbius committed
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
//
Jan Möbius's avatar
 
Jan Möbius committed
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"
Jan Möbius's avatar
 
Jan Möbius committed
44
#include "PluginFunctionsCore.hh"
Jan Möbius's avatar
 
Jan Möbius committed
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
 */
Jan Möbius's avatar
 
Jan Möbius committed
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
Jan Möbius's avatar
 
Jan Möbius committed
67
static glViewer*  examiner_widget_;
Jan Möbius's avatar
Jan Möbius committed
68 69

static unsigned int activeExaminer_ = 0;
Jan Möbius's avatar
 
Jan Möbius committed
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_;

Jan Möbius's avatar
 
Jan Möbius committed
79 80
static Viewer::ViewerProperties dummyProperties;

Jan Möbius's avatar
 
Jan Möbius committed
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;
Jan Möbius's avatar
 
Jan Möbius committed
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_;
}

Jan Möbius's avatar
 
Jan Möbius committed
115
void setRootNode( SeparatorNode* _root_node ) {
Jan Möbius's avatar
 
Jan Möbius committed
116 117 118
   PluginFunctions::root_node_ = _root_node;
}

Jan Möbius's avatar
 
Jan Möbius committed
119
void setSceneGraphRootNode( SeparatorNode* _root_node ) {
120 121 122
   PluginFunctions::sceneGraph_root_node_ = _root_node;
}

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


Jan Möbius's avatar
 
Jan Möbius committed
134
bool getSourceIdentifiers( std::vector<int>& _identifiers  ) {
Jan Möbius's avatar
 
Jan Möbius committed
135 136
  _identifiers.clear();

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

Jan Möbius's avatar
 
Jan Möbius committed
144
bool getTargetIdentifiers( std::vector<int>& _identifiers  ) {
Jan Möbius's avatar
 
Jan Möbius committed
145 146
  _identifiers.clear();

Jan Möbius's avatar
 
Jan Möbius committed
147
  for ( ObjectIterator o_it(PluginFunctions::ALL_OBJECTS) ; o_it != PluginFunctions::objectsEnd(); ++o_it) {
Jan Möbius's avatar
 
Jan Möbius committed
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
// ===============================================================================

Jan Möbius's avatar
 
Jan Möbius committed
158
bool getObject(  const int _identifier , BaseObject*& _object ) {
159

Jan Möbius's avatar
 
Jan Möbius committed
160 161
  if ( _identifier == -1 )
    return false;
162

Jan Möbius's avatar
 
Jan Möbius committed
163 164 165 166
  _object = objectRoot_->childExists( _identifier );
  return ( _object != 0 );
}

Jan Möbius's avatar
 
Jan Möbius committed
167
bool getObject(  const int _identifier , BaseObjectData*& _object ) {
168

Jan Möbius's avatar
 
Jan Möbius committed
169 170
  if ( _identifier == -1 )
    return false;
171

Jan Möbius's avatar
 
Jan Möbius committed
172 173 174 175 176 177 178 179 180
  BaseObject* object = objectRoot_->childExists( _identifier );
  _object = dynamic_cast< BaseObjectData* >(object);
  return ( _object != 0 );
}

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


181
bool deleteObject( const int _id ) {
182

Jan Möbius's avatar
 
Jan Möbius committed
183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209
  if ( _id == -1 )
    return false;

  // get the node
  BaseObject* object = objectRoot_->childExists(_id);

  if ( !object || object == objectRoot() ) {
    std::cerr << "Error while deleting object, does not exist!!" << std::endl;
    return false;
  }

  // remove the whole subtree below this item
  object->deleteSubtree();

  // remove the item itself from the parent
  object->parent()->removeChild(object);

  // delete it
  delete object;

  return true;
}

void deleteAll( ) {
  objectRoot()->deleteSubtree();
}

210
int copyObject( const int _id ) {
211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237
  if ( _id == -1 )
    return -1;

  // get the node
  BaseObject* object = objectRoot_->childExists(_id);

  if ( !object ) {
    std::cerr << "Error while copying object ... not found" << std::endl;
    return -1;
  }

  // remove the whole subtree below this item
  BaseObject* copy = object->copy();

  if ( copy == 0 ) {
    std::cerr << "Unable to create a copy of the object." << std::endl;
  }

  // Integrate into object tree
  copy->setParent( object->parent() );
  if ( object->parent() )
    object->parent()->appendChild(copy);
  else
    std::cerr << "Unable to add copy to object list" << std::endl;

  return copy->id();
}
Jan Möbius's avatar
 
Jan Möbius committed
238

239
bool object_exists(  const int _identifier ) {
240

Jan Möbius's avatar
 
Jan Möbius committed
241 242
  if ( _identifier == -1 )
    return false;
243

Jan Möbius's avatar
 
Jan Möbius committed
244 245 246 247 248 249
  BaseObject* object = objectRoot_->childExists( _identifier );
  return ( object != 0 );
}

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

Jan Möbius's avatar
 
Jan Möbius committed
250
bool getAllMeshes( std::vector<int>& _identifiers  ) {
Jan Möbius's avatar
 
Jan Möbius committed
251 252 253 254 255

  _identifiers.clear();

  // find changed manipulator
  for ( PluginFunctions::ObjectIterator o_it(PluginFunctions::ALL_OBJECTS,DATA_TRIANGLE_MESH) ;
Jan Möbius's avatar
 
Jan Möbius committed
256
                                        o_it != PluginFunctions::objectsEnd(); ++o_it)  {
Jan Möbius's avatar
 
Jan Möbius committed
257 258 259 260 261 262 263 264 265 266 267 268
    _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) ;
Jan Möbius's avatar
 
Jan Möbius committed
269
                                        o_it != PluginFunctions::objectsEnd(); ++o_it)  {
Jan Möbius's avatar
 
Jan Möbius committed
270 271 272 273 274 275 276
    _identifiers.push_back( o_it->id() );
  }

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

void setBackColor( OpenMesh::Vec4f _color) {
277
  for ( uint i = 0 ; i < examiner_widgets_.size(); ++i )
278
    PluginFunctions::viewerProperties(i).backgroundColor(_color);
Jan Möbius's avatar
 
Jan Möbius committed
279 280
}

281
QPoint mapToGlobal(const QPoint _point ) {
Jan Möbius's avatar
Jan Möbius committed
282
  return examiner_widgets_[activeExaminer_]->glMapToGlobal(_point);
Jan Möbius's avatar
 
Jan Möbius committed
283 284
}

285
QPoint mapToLocal( const QPoint _point ) {
Jan Möbius's avatar
Jan Möbius committed
286
  return examiner_widgets_[activeExaminer_]->glMapFromGlobal(_point);
Jan Möbius's avatar
 
Jan Möbius committed
287 288
}

289 290
void setDrawMode( const unsigned int _mode , int _viewer) {

Jan Möbius's avatar
Jan Möbius committed
291
  if ( _viewer == ACTIVE_VIEWER )
292 293
    viewerProperties(activeExaminer()).drawMode(_mode);
  else if ( _viewer == ALL_VIEWERS )
Jan Möbius's avatar
Jan Möbius committed
294
    for ( uint i = 0 ; i < examiner_widgets_.size(); ++i )
295
      viewerProperties(i).drawMode(_mode);
Jan Möbius's avatar
Jan Möbius committed
296
  else if ( ( _viewer >= 0 ) && _viewer < (int)examiner_widgets_.size() )
297
    viewerProperties(_viewer).drawMode(_mode);
298 299 300
  else
    std::cerr << "Requested illegal viewer for setting DrawMode!!" << std::endl;

Jan Möbius's avatar
 
Jan Möbius committed
301 302 303 304 305 306 307
}

/** Get the current draw Mode of the examiner widget.\n
 *
 * The DrawModes are defined at ACG/Scenegraph/DrawModes.hh \n
 * They can be combined.
 */
308 309
unsigned int drawMode( int _viewer ) {
  if ( _viewer == ACTIVE_VIEWER ) {
310
    return viewerProperties(activeExaminer()).drawMode();
311 312 313
  } 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() )
314
    return viewerProperties(_viewer).drawMode();
315 316
  else
    std::cerr << "Requested illegal viewer for viewingDirection!!" << std::endl;
317

318
  return viewerProperties(activeExaminer()).drawMode();
319 320
}

Jan Möbius's avatar
 
Jan Möbius committed
321
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
322 323 324 325

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

Jan Möbius's avatar
 
Jan Möbius committed
326
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
327 328 329 330 331 332

  if ( _examiner >= examiner_widgets_.size() ) {
    std::cerr << "Wrong examiner id" << std::endl;
    return false;
  }
  return examiner_widgets_[_examiner]->pick( _pickTarget,_mousePos,_nodeIdx,_targetIdx,_hitPointPtr );
Jan Möbius's avatar
 
Jan Möbius committed
333 334
}

Jan Möbius's avatar
Jan Möbius committed
335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354
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);
}


Jan Möbius's avatar
 
Jan Möbius committed
355 356 357

//Warning : Dont use template function as external static pointer for examiner widget is not resolved correctly!!
void traverse( ACG::SceneGraph::MouseEventAction  &_action ) {
358
   ACG::SceneGraph::traverse(sceneGraph_root_node_,
359
                             _action,viewerProperties().glState() );
Jan Möbius's avatar
 
Jan Möbius committed
360 361
}

Jan Möbius's avatar
Jan Möbius committed
362
//Warning : Dont use template function as external static pointer for examiner widget is not resolved correctly!!
363
void traverse( const unsigned int _examiner, ACG::SceneGraph::MouseEventAction  &_action ) {
Jan Möbius's avatar
Jan Möbius committed
364 365 366 367 368 369

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

370
  ACG::SceneGraph::traverse(sceneGraph_root_node_, _action,viewerProperties(_examiner).glState() );
Jan Möbius's avatar
Jan Möbius committed
371 372 373
}


Jan Möbius's avatar
 
Jan Möbius committed
374
const std::string & pickMode () {
375 376
  // No seperate draw modes available all should have the same so take first
  return examiner_widgets_[0]->pickMode();
Jan Möbius's avatar
 
Jan Möbius committed
377 378 379
}

void pickMode ( std::string _mode) {
Jan Möbius's avatar
Jan Möbius committed
380 381 382 383
  for ( uint i = 0 ; i < examiner_widgets_.size() ; ++i )
    examiner_widgets_[i]->pickMode(_mode);
}

384
void pickMode ( const unsigned int _examiner, std::string _mode) {
Jan Möbius's avatar
Jan Möbius committed
385 386 387 388 389 390
  if ( _examiner >= examiner_widgets_.size() ) {
    std::cerr << "Wrong examiner id" << std::endl;
    return;
  }

  examiner_widgets_[_examiner]->pickMode(_mode);
Jan Möbius's avatar
 
Jan Möbius committed
391 392
}

Jan Möbius's avatar
 
Jan Möbius committed
393 394
void actionMode ( Viewer::ActionMode _mode) {

395
  for ( uint i = 0 ; i < examiner_widgets_.size() ; ++i )
Jan Möbius's avatar
 
Jan Möbius committed
396
    viewerProperties(i).actionMode(_mode);
Jan Möbius's avatar
 
Jan Möbius committed
397 398 399 400 401 402
}

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

Jan Möbius's avatar
 
Jan Möbius committed
403 404 405 406 407
Viewer::ActionMode actionMode() {
   return viewerProperties(activeExaminer_).actionMode();
}

Viewer::ViewerProperties& viewerProperties(int _id) {
Dirk Wilden's avatar
Dirk Wilden committed
408
  if ( _id >= (int)viewerProperties_.size() ) {
Jan Möbius's avatar
 
Jan Möbius committed
409 410 411 412 413 414 415
    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
416
  return ( *viewerProperties_[_id] );
Jan Möbius's avatar
 
Jan Möbius committed
417

Jan Möbius's avatar
 
Jan Möbius committed
418 419
}

Jan Möbius's avatar
Jan Möbius committed
420 421 422 423 424 425 426 427 428 429
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;
Jan Möbius's avatar
 
Jan Möbius committed
430 431
}

Jan Möbius's avatar
Jan Möbius committed
432 433 434 435 436 437 438 439 440 441
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;
Jan Möbius's avatar
 
Jan Möbius committed
442 443 444 445 446 447
}

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

448 449 450 451
void setMainGLContext() {
  examiner_widget_->makeCurrent();
}

452 453 454 455 456 457 458 459 460 461
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;
Jan Möbius's avatar
 
Jan Möbius committed
462 463 464
}


465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487
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;
Jan Möbius's avatar
 
Jan Möbius committed
488 489
}

Jan Möbius's avatar
Jan Möbius committed
490 491 492 493 494 495 496 497 498 499 500
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();
Jan Möbius's avatar
 
Jan Möbius committed
501 502 503
}

double sceneRadius() {
504
   return examiner_widgets_[activeExaminer_]->scene_radius();
Jan Möbius's avatar
 
Jan Möbius committed
505 506
}

507 508 509 510 511 512 513 514 515 516
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;
Jan Möbius's avatar
 
Jan Möbius committed
517 518
}

519
void rotate(const ACG::Vec3d&  _axis,
520
            const double       _angle,
521 522
            const ACG::Vec3d&  _center,
            int                _viewer )
Jan Möbius's avatar
 
Jan Möbius committed
523
{
524 525 526 527 528 529 530 531 532
  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;
Jan Möbius's avatar
 
Jan Möbius committed
533 534
}

535 536 537 538 539 540 541 542 543 544
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;
Jan Möbius's avatar
 
Jan Möbius committed
545 546
}

547 548 549 550 551 552 553 554 555 556
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;
Jan Möbius's avatar
 
Jan Möbius committed
557 558
}

559 560 561 562 563 564 565 566 567 568
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;

569
  return viewerProperties().glState().viewing_direction();
Jan Möbius's avatar
 
Jan Möbius committed
570 571
}

572 573 574 575 576 577 578 579 580 581
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;

582
  return viewerProperties().glState().eye();
Jan Möbius's avatar
 
Jan Möbius committed
583 584
}

585 586 587 588 589 590 591 592 593 594
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;

595
  return viewerProperties().glState().up();
Jan Möbius's avatar
 
Jan Möbius committed
596 597 598
}


599 600 601 602
ACG::SceneGraph::BaseNode* getSceneGraphRootNode() {
   return PluginFunctions::sceneGraph_root_node_;
}

Jan Möbius's avatar
 
Jan Möbius committed
603 604 605 606
ACG::SceneGraph::BaseNode* getRootNode() {
   return PluginFunctions::root_node_;
}

607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623
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_ );
  }
}

Jan Möbius's avatar
 
Jan Möbius committed
624
int objectCount() {
Jan Möbius's avatar
 
Jan Möbius committed
625 626 627 628 629

  int count = 0;

  // find changed manipulator
  for ( PluginFunctions::ObjectIterator o_it(PluginFunctions::ALL_OBJECTS) ;
Jan Möbius's avatar
 
Jan Möbius committed
630
                                        o_it != PluginFunctions::objectsEnd(); ++o_it)  {
Jan Möbius's avatar
 
Jan Möbius committed
631 632 633 634 635 636 637
    ++count;
  }

  return ( count );

}

Jan Möbius's avatar
 
Jan Möbius committed
638
int targetCount() {
Jan Möbius's avatar
 
Jan Möbius committed
639 640 641 642 643

  int count = 0;

  // find changed manipulator
  for ( PluginFunctions::ObjectIterator o_it(PluginFunctions::TARGET_OBJECTS) ;
Jan Möbius's avatar
 
Jan Möbius committed
644
                                        o_it != PluginFunctions::objectsEnd(); ++o_it)  {
Jan Möbius's avatar
 
Jan Möbius committed
645 646 647 648 649 650
    ++count;
  }

  return ( count );
}

Jan Möbius's avatar
 
Jan Möbius committed
651
int sourceCount() {
Jan Möbius's avatar
 
Jan Möbius committed
652 653 654 655
  int count = 0;

  // find changed manipulator
  for ( PluginFunctions::ObjectIterator o_it(PluginFunctions::SOURCE_OBJECTS) ;
Jan Möbius's avatar
 
Jan Möbius committed
656
                                        o_it != PluginFunctions::objectsEnd(); ++o_it)  {
Jan Möbius's avatar
 
Jan Möbius committed
657 658 659 660 661 662
    ++count;
  }

  return ( count );
}

Jan Möbius's avatar
 
Jan Möbius committed
663
int visibleCount() {
Jan Möbius's avatar
 
Jan Möbius committed
664 665 666 667
  int count = 0;

  // find changed manipulator
  for ( PluginFunctions::ObjectIterator o_it(PluginFunctions::ALL_OBJECTS) ;
Jan Möbius's avatar
 
Jan Möbius committed
668
                                        o_it != PluginFunctions::objectsEnd(); ++o_it)  {
Jan Möbius's avatar
 
Jan Möbius committed
669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687
    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) ;
Jan Möbius's avatar
 
Jan Möbius committed
688
                                        o_it != PluginFunctions::objectsEnd(); ++o_it)  {
Jan Möbius's avatar
 
Jan Möbius committed
689 690 691 692 693 694
    _objects.push_back( *o_it );
  }

}

///   Fly to point and viewing direction (animated).
Jan Möbius's avatar
 
Jan Möbius committed
695
void   flyTo (const ACG::Vec3d &_position, const ACG::Vec3d &_center, double _time) {
696
   examiner_widgets_[activeExaminer_]->flyTo(_position,_center,_time);
Jan Möbius's avatar
 
Jan Möbius committed
697 698 699 700 701 702 703 704 705 706
}


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

BaseObjectData* baseObjectData( BaseObject* _object ){
  if ( _object == 0 )
    return 0;
707

Jan Möbius's avatar
 
Jan Möbius committed
708 709 710 711 712 713
  return dynamic_cast< BaseObjectData* >(_object);
}

// ===============================================================================
// Get the root of the object structure
// ===============================================================================
Jan Möbius's avatar
Jan Möbius committed
714
BaseObject*& objectRoot() {
Jan Möbius's avatar
 
Jan Möbius committed
715 716 717 718
  return (objectRoot_);
}

}