PluginFunctions.cc 21.5 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

Jan Möbius's avatar
Docu  
Jan Möbius committed
69
/// Contains the currently active examiner
Jan Möbius's avatar
Jan Möbius committed
70
static unsigned int activeExaminer_ = 0;
Jan Möbius's avatar
 
Jan Möbius committed
71 72 73

/** \brief DONT USE DIRECTLY!!
 *
Jan Möbius's avatar
Docu  
Jan Möbius committed
74 75
 * The pointer to the beginning of the scenegraph nodes ( only visible part )
 * Between the actual root node ( sceneGraph_root_node_ ) and this node global nodes could be added
Jan Möbius's avatar
 
Jan Möbius committed
76 77 78 79
 * This pointer is internally used to access the scenegraphs root node
 */
static SeparatorNode* root_node_;

Jan Möbius's avatar
Docu  
Jan Möbius committed
80 81
/** \brief Scenegraph root node
 */
82 83
static SeparatorNode* sceneGraph_root_node_;

Jan Möbius's avatar
Docu  
Jan Möbius committed
84 85 86
/** \brief a dummy properties object returned as a reference if the real object does not exist
 *
 */
Jan Möbius's avatar
 
Jan Möbius committed
87 88
static Viewer::ViewerProperties dummyProperties;

Jan Möbius's avatar
 
Jan Möbius committed
89 90 91 92
void setDataRoot( BaseObject* _root ) {
   objectRoot_ = _root;
}

93 94 95 96
int viewers( ) {
  return examiner_widgets_.size();
}

97 98
void setViewers( std::vector< glViewer* > _viewerWidgets ) {
   PluginFunctions::examiner_widgets_ = _viewerWidgets;
Jan Möbius's avatar
Jan Möbius committed
99 100 101
   PluginFunctions::examiner_widget_ =  examiner_widgets_[0];
}

Dirk Wilden's avatar
Dirk Wilden committed
102 103 104 105
void setViewerProperties( std::vector< Viewer::ViewerProperties* > _viewerProperties ) {
   PluginFunctions::viewerProperties_ = _viewerProperties;
}

106
void setActiveExaminer( const unsigned int _id ) {
Jan Möbius's avatar
Jan Möbius committed
107
  activeExaminer_ = _id;
Jan Möbius's avatar
 
Jan Möbius committed
108 109
}

110 111 112 113 114 115 116 117 118
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] );
}

119 120 121 122
unsigned int activeExaminer( ) {
  return activeExaminer_;
}

Jan Möbius's avatar
 
Jan Möbius committed
123
void setRootNode( SeparatorNode* _root_node ) {
Jan Möbius's avatar
 
Jan Möbius committed
124 125 126
   PluginFunctions::root_node_ = _root_node;
}

Jan Möbius's avatar
 
Jan Möbius committed
127
void setSceneGraphRootNode( SeparatorNode* _root_node ) {
128 129 130
   PluginFunctions::sceneGraph_root_node_ = _root_node;
}

Jan Möbius's avatar
 
Jan Möbius committed
131
bool getPickedObject(const unsigned int _node_idx , BaseObjectData*& _object) {
Jan Möbius's avatar
 
Jan Möbius committed
132
  for ( ObjectIterator o_it(PluginFunctions::ALL_OBJECTS) ; o_it != PluginFunctions::objectsEnd(); ++o_it) {
Jan Möbius's avatar
 
Jan Möbius committed
133 134 135 136 137 138 139 140 141
    if ( o_it->picked( _node_idx ) ) {
      _object = *o_it;
      return true;
    }
  }
  return false;
}


Jan Möbius's avatar
 
Jan Möbius committed
142
bool getSourceIdentifiers( std::vector<int>& _identifiers  ) {
Jan Möbius's avatar
 
Jan Möbius committed
143 144
  _identifiers.clear();

Jan Möbius's avatar
 
Jan Möbius committed
145
  for ( ObjectIterator o_it(PluginFunctions::ALL_OBJECTS) ; o_it != PluginFunctions::objectsEnd(); ++o_it) {
Jan Möbius's avatar
 
Jan Möbius committed
146 147 148 149 150 151
    if ( o_it->source() )
      _identifiers.push_back ( o_it->id() );
  }
  return (_identifiers.size() >0 );
}

Jan Möbius's avatar
 
Jan Möbius committed
152
bool getTargetIdentifiers( std::vector<int>& _identifiers  ) {
Jan Möbius's avatar
 
Jan Möbius committed
153 154
  _identifiers.clear();

Jan Möbius's avatar
 
Jan Möbius committed
155
  for ( ObjectIterator o_it(PluginFunctions::ALL_OBJECTS) ; o_it != PluginFunctions::objectsEnd(); ++o_it) {
Jan Möbius's avatar
 
Jan Möbius committed
156 157 158 159 160 161 162 163 164 165
    if ( o_it->target() )
      _identifiers.push_back ( o_it->id() );
  }
  return (_identifiers.size() >0 );
}

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

Jan Möbius's avatar
 
Jan Möbius committed
166
bool getObject(  const int _identifier , BaseObject*& _object ) {
167

Jan Möbius's avatar
 
Jan Möbius committed
168 169
  if ( _identifier == -1 )
    return false;
170

Jan Möbius's avatar
 
Jan Möbius committed
171 172 173 174
  _object = objectRoot_->childExists( _identifier );
  return ( _object != 0 );
}

Jan Möbius's avatar
 
Jan Möbius committed
175
bool getObject(  const int _identifier , BaseObjectData*& _object ) {
176

Jan Möbius's avatar
 
Jan Möbius committed
177 178
  if ( _identifier == -1 )
    return false;
179

Jan Möbius's avatar
 
Jan Möbius committed
180 181 182 183 184 185 186 187
  BaseObject* object = objectRoot_->childExists( _identifier );
  _object = dynamic_cast< BaseObjectData* >(object);
  return ( _object != 0 );
}

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

188
bool object_exists(  const int _identifier ) {
189

Jan Möbius's avatar
 
Jan Möbius committed
190 191
  if ( _identifier == -1 )
    return false;
192

Jan Möbius's avatar
 
Jan Möbius committed
193 194 195 196 197 198
  BaseObject* object = objectRoot_->childExists( _identifier );
  return ( object != 0 );
}

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

Jan Möbius's avatar
 
Jan Möbius committed
199
bool getAllMeshes( std::vector<int>& _identifiers  ) {
Jan Möbius's avatar
 
Jan Möbius committed
200 201 202 203 204

  _identifiers.clear();

  // find changed manipulator
  for ( PluginFunctions::ObjectIterator o_it(PluginFunctions::ALL_OBJECTS,DATA_TRIANGLE_MESH) ;
Jan Möbius's avatar
 
Jan Möbius committed
205
                                        o_it != PluginFunctions::objectsEnd(); ++o_it)  {
Jan Möbius's avatar
 
Jan Möbius committed
206 207 208 209 210 211 212 213 214 215 216 217
    _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
218
                                        o_it != PluginFunctions::objectsEnd(); ++o_it)  {
Jan Möbius's avatar
 
Jan Möbius committed
219 220 221 222 223 224 225
    _identifiers.push_back( o_it->id() );
  }

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

void setBackColor( OpenMesh::Vec4f _color) {
226
  for ( uint i = 0 ; i < examiner_widgets_.size(); ++i )
227
    PluginFunctions::viewerProperties(i).backgroundColor(_color);
Jan Möbius's avatar
 
Jan Möbius committed
228 229
}

230
QPoint mapToGlobal(const QPoint _point ) {
Jan Möbius's avatar
Jan Möbius committed
231
  return examiner_widgets_[activeExaminer_]->glMapToGlobal(_point);
Jan Möbius's avatar
 
Jan Möbius committed
232 233
}

234
QPoint mapToLocal( const QPoint _point ) {
Jan Möbius's avatar
Jan Möbius committed
235
  return examiner_widgets_[activeExaminer_]->glMapFromGlobal(_point);
Jan Möbius's avatar
 
Jan Möbius committed
236 237
}

238 239
void setDrawMode( const unsigned int _mode , int _viewer) {

Jan Möbius's avatar
Jan Möbius committed
240
  if ( _viewer == ACTIVE_VIEWER )
241 242
    viewerProperties(activeExaminer()).drawMode(_mode);
  else if ( _viewer == ALL_VIEWERS )
Jan Möbius's avatar
Jan Möbius committed
243
    for ( uint i = 0 ; i < examiner_widgets_.size(); ++i )
244
      viewerProperties(i).drawMode(_mode);
Jan Möbius's avatar
Jan Möbius committed
245
  else if ( ( _viewer >= 0 ) && _viewer < (int)examiner_widgets_.size() )
246
    viewerProperties(_viewer).drawMode(_mode);
247 248 249
  else
    std::cerr << "Requested illegal viewer for setting DrawMode!!" << std::endl;

Jan Möbius's avatar
 
Jan Möbius committed
250 251 252 253 254 255 256
}

/** Get the current draw Mode of the examiner widget.\n
 *
 * The DrawModes are defined at ACG/Scenegraph/DrawModes.hh \n
 * They can be combined.
 */
257 258
unsigned int drawMode( int _viewer ) {
  if ( _viewer == ACTIVE_VIEWER ) {
259
    return viewerProperties(activeExaminer()).drawMode();
260 261 262
  } 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() )
263
    return viewerProperties(_viewer).drawMode();
264 265
  else
    std::cerr << "Requested illegal viewer for viewingDirection!!" << std::endl;
266

267
  return viewerProperties(activeExaminer()).drawMode();
268 269
}

Jan Möbius's avatar
 
Jan Möbius committed
270
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
271 272 273 274

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

Jan Möbius's avatar
 
Jan Möbius committed
275
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
276 277 278 279 280 281

  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
282 283
}

Jan Möbius's avatar
Jan Möbius committed
284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303
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
304 305 306

//Warning : Dont use template function as external static pointer for examiner widget is not resolved correctly!!
void traverse( ACG::SceneGraph::MouseEventAction  &_action ) {
307
   ACG::SceneGraph::traverse(sceneGraph_root_node_,
308
                             _action,viewerProperties().glState() );
Jan Möbius's avatar
 
Jan Möbius committed
309 310
}

Jan Möbius's avatar
Jan Möbius committed
311
//Warning : Dont use template function as external static pointer for examiner widget is not resolved correctly!!
312
void traverse( const unsigned int _examiner, ACG::SceneGraph::MouseEventAction  &_action ) {
Jan Möbius's avatar
Jan Möbius committed
313 314 315 316 317 318

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

319
  ACG::SceneGraph::traverse(sceneGraph_root_node_, _action,viewerProperties(_examiner).glState() );
Jan Möbius's avatar
Jan Möbius committed
320 321 322
}


323
const std::string pickMode () {
324
  // No seperate draw modes available all should have the same so take first
325
  return viewerProperties().pickMode();
Jan Möbius's avatar
 
Jan Möbius committed
326 327 328
}

void pickMode ( std::string _mode) {
329
  viewerProperties().pickMode(_mode);
Jan Möbius's avatar
Jan Möbius committed
330 331
}

332 333
Viewer::ActionMode actionMode() {
   return viewerProperties().actionMode();
Jan Möbius's avatar
 
Jan Möbius committed
334 335
}

Jan Möbius's avatar
 
Jan Möbius committed
336 337
void actionMode ( Viewer::ActionMode _mode) {

338
  viewerProperties().actionMode(_mode);
Jan Möbius's avatar
 
Jan Möbius committed
339 340 341 342 343 344
}

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

Jan Möbius's avatar
 
Jan Möbius committed
345
Viewer::ViewerProperties& viewerProperties(int _id) {
Dirk Wilden's avatar
Dirk Wilden committed
346
  if ( _id >= (int)viewerProperties_.size() ) {
Jan Möbius's avatar
 
Jan Möbius committed
347 348 349 350 351 352 353
    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
354
  return ( *viewerProperties_[_id] );
Jan Möbius's avatar
 
Jan Möbius committed
355

Jan Möbius's avatar
 
Jan Möbius committed
356 357
}

Jan Möbius's avatar
Jan Möbius committed
358 359 360 361 362 363 364 365 366 367
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
368 369
}

Jan Möbius's avatar
Jan Möbius committed
370 371 372 373 374 375 376 377 378 379
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
380 381 382 383 384 385
}

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

386 387 388 389
void setMainGLContext() {
  examiner_widget_->makeCurrent();
}

390 391 392 393 394 395 396 397 398 399
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
400 401 402
}


403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425
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
426 427
}

Jan Möbius's avatar
Jan Möbius committed
428 429 430 431 432 433 434 435 436 437 438
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
439 440 441
}

double sceneRadius() {
442
   return examiner_widgets_[activeExaminer_]->scene_radius();
Jan Möbius's avatar
 
Jan Möbius committed
443 444
}

445 446 447 448 449 450 451 452 453 454
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
455 456
}

457
void rotate(const ACG::Vec3d&  _axis,
458
            const double       _angle,
459 460
            const ACG::Vec3d&  _center,
            int                _viewer )
Jan Möbius's avatar
 
Jan Möbius committed
461
{
462 463 464 465 466 467 468 469 470
  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
471 472
}

473 474 475 476 477 478 479 480 481 482
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
483 484
}

485 486 487 488 489 490 491 492 493 494
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
495 496
}

497 498 499 500 501 502 503 504 505 506
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;

507
  return viewerProperties().glState().viewing_direction();
Jan Möbius's avatar
 
Jan Möbius committed
508 509
}

510 511 512 513 514 515 516 517 518 519
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;

520
  return viewerProperties().glState().eye();
Jan Möbius's avatar
 
Jan Möbius committed
521 522
}

523 524 525 526 527 528 529 530 531 532
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;

533
  return viewerProperties().glState().up();
Jan Möbius's avatar
 
Jan Möbius committed
534 535 536
}


537 538 539 540
ACG::SceneGraph::BaseNode* getSceneGraphRootNode() {
   return PluginFunctions::sceneGraph_root_node_;
}

Jan Möbius's avatar
 
Jan Möbius committed
541 542 543 544
ACG::SceneGraph::BaseNode* getRootNode() {
   return PluginFunctions::root_node_;
}

545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561
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
562
int objectCount() {
Jan Möbius's avatar
 
Jan Möbius committed
563 564 565 566 567

  int count = 0;

  // find changed manipulator
  for ( PluginFunctions::ObjectIterator o_it(PluginFunctions::ALL_OBJECTS) ;
Jan Möbius's avatar
 
Jan Möbius committed
568
                                        o_it != PluginFunctions::objectsEnd(); ++o_it)  {
Jan Möbius's avatar
 
Jan Möbius committed
569 570 571 572 573 574 575
    ++count;
  }

  return ( count );

}

Jan Möbius's avatar
 
Jan Möbius committed
576
int targetCount() {
Jan Möbius's avatar
 
Jan Möbius committed
577 578 579 580 581

  int count = 0;

  // find changed manipulator
  for ( PluginFunctions::ObjectIterator o_it(PluginFunctions::TARGET_OBJECTS) ;
Jan Möbius's avatar
 
Jan Möbius committed
582
                                        o_it != PluginFunctions::objectsEnd(); ++o_it)  {
Jan Möbius's avatar
 
Jan Möbius committed
583 584 585 586 587 588
    ++count;
  }

  return ( count );
}

Jan Möbius's avatar
 
Jan Möbius committed
589
int sourceCount() {
Jan Möbius's avatar
 
Jan Möbius committed
590 591 592 593
  int count = 0;

  // find changed manipulator
  for ( PluginFunctions::ObjectIterator o_it(PluginFunctions::SOURCE_OBJECTS) ;
Jan Möbius's avatar
 
Jan Möbius committed
594
                                        o_it != PluginFunctions::objectsEnd(); ++o_it)  {
Jan Möbius's avatar
 
Jan Möbius committed
595 596 597 598 599 600
    ++count;
  }

  return ( count );
}

Jan Möbius's avatar
 
Jan Möbius committed
601
int visibleCount() {
Jan Möbius's avatar
 
Jan Möbius committed
602 603 604 605
  int count = 0;

  // find changed manipulator
  for ( PluginFunctions::ObjectIterator o_it(PluginFunctions::ALL_OBJECTS) ;
Jan Möbius's avatar
 
Jan Möbius committed
606
                                        o_it != PluginFunctions::objectsEnd(); ++o_it)  {
Jan Möbius's avatar
 
Jan Möbius committed
607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625
    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
626
                                        o_it != PluginFunctions::objectsEnd(); ++o_it)  {
Jan Möbius's avatar
 
Jan Möbius committed
627 628 629 630 631 632
    _objects.push_back( *o_it );
  }

}

///   Fly to point and viewing direction (animated).
Jan Möbius's avatar
 
Jan Möbius committed
633
void   flyTo (const ACG::Vec3d &_position, const ACG::Vec3d &_center, double _time) {
634
   examiner_widgets_[activeExaminer_]->flyTo(_position,_center,_time);
Jan Möbius's avatar
 
Jan Möbius committed
635 636 637 638 639 640 641 642 643 644
}


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

BaseObjectData* baseObjectData( BaseObject* _object ){
  if ( _object == 0 )
    return 0;
645

Jan Möbius's avatar
 
Jan Möbius committed
646 647 648 649 650 651
  return dynamic_cast< BaseObjectData* >(_object);
}

// ===============================================================================
// Get the root of the object structure
// ===============================================================================
Jan Möbius's avatar
Jan Möbius committed
652
BaseObject*& objectRoot() {
Jan Möbius's avatar
 
Jan Möbius committed
653 654 655 656
  return (objectRoot_);
}

}