src/VISU_I/VISU_Prs3d_i.cc

   1 //  VISU OBJECT : interactive object for VISU entities implementation
   2 //
   3 //  Copyright (C) 2003  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
   4 //  CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
   5 //
   6 //  This library is free software; you can redistribute it and/or
   7 //  modify it under the terms of the GNU Lesser General Public
   8 //  License as published by the Free Software Foundation; either
   9 //  version 2.1 of the License.
  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 GNU
  14 //  Lesser General Public License for more details.
  15 //
  16 //  You should have received a copy of the GNU Lesser General Public
  17 //  License along with this library; if not, write to the Free Software
  18 //  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  19 //
  20 //  See http://www.opencascade.org/SALOME/ or email : webmaster.salome@opencascade.org
  21 //
  22 //
  23 //  File   : VISU_Prs3d_i.cc
  24 //  Author : Alexey PETROV
  25 //  Module : VISU
  26
  27 #include "VISU_PipeLine.hxx"
  28 #include "VISU_Prs3d_i.hh"
  29
  30 #include "VISU_Result_i.hh"
  31 #include "VISU_Actor.h"
  32
  33 #include "SALOME_Event.hxx"
  34
  35 #include <vtkActorCollection.h>
  36 #include <vtkDataSet.h>
  37 #include <vtkMapper.h>
  38
  39 #include <boost/bind.hpp>
  40
  41 using namespace VISU;
  42 using namespace std;
  43
  44 #ifdef _DEBUG_
  45 static int MYDEBUG = 1;
  46 #else
  47 static int MYDEBUG = 0;
  48 #endif
  49
  50
  51 //----------------------------------------------------------------------------
  52 VISU::Prs3d_i
  53 ::Prs3d_i(Result_i* theResult,
  54           SALOMEDS::SObject_ptr theSObject) :
  55   PrsObject_i(theResult->GetStudyDocument()),
  56   mySObject(SALOMEDS::SObject::_duplicate(theSObject)),
  57   myActorCollection(vtkActorCollection::New()),
  58   myResult(theResult),
  59   myAddToStudy(true),
  60   myPipeLine(NULL)
  61 {
  62   if(MYDEBUG) MESSAGE("Prs3d_i::Prs3d_i - this = "<<this);
  63   myOffset[0] = myOffset[1] = myOffset[2] = 0;
  64   myActorCollection->Delete();
  65   myResult->Register();
  66 }
  67
  68 VISU::Prs3d_i
  69 ::Prs3d_i(Result_i* theResult,
  70           bool theAddToStudy) :
  71   PrsObject_i(theResult->GetStudyDocument()),
  72   myActorCollection(vtkActorCollection::New()),
  73   mySObject(SALOMEDS::SObject::_nil()),
  74   myAddToStudy(theAddToStudy),
  75   myResult(theResult),
  76   myPipeLine(NULL)
  77 {
  78   if(MYDEBUG) MESSAGE("Prs3d_i::Prs3d_i - this = "<<this);
  79   myOffset[0] = myOffset[1] = myOffset[2] = 0;
  80   myActorCollection->Delete();
  81   myResult->Register();
  82 }
  83
  84 void
  85 VISU::Prs3d_i
  86 ::SameAs(const Prs3d_i* theOrigin)
  87 {
  88   if (Prs3d_i* aOrigin = const_cast<Prs3d_i*>(theOrigin)) {
  89     myPipeLine->SameAs(aOrigin->GetPL());
  90     aOrigin->GetOffset(myOffset);
  91   }
  92 }
  93
  94 VISU::Prs3d_i
  95 ::~Prs3d_i()
  96 {
  97   if(MYDEBUG) MESSAGE("Prs3d_i::~Prs3d_i - this = "<<this);
  98   myRemoveActorsFromRendererSignal();
  99   myPipeLine->Delete();
 100   myResult->Destroy();
 101 }
 102
 103
 104 //----------------------------------------------------------------------------
 105 VISU::Storable*
 106 VISU::Prs3d_i
 107 ::Restore(const Storable::TRestoringMap& theMap)
 108 {
 109   myName = VISU::Storable::FindValue(theMap,"myName").latin1();
 110   myOffset[0] = VISU::Storable::FindValue(theMap,"myOffset[0]").toFloat();
 111   myOffset[1] = VISU::Storable::FindValue(theMap,"myOffset[1]").toFloat();
 112   myOffset[2] = VISU::Storable::FindValue(theMap,"myOffset[2]").toFloat();
 113   return this;
 114 }
 115
 116 void
 117 VISU::Prs3d_i
 118 ::ToStream(std::ostringstream& theStr)
 119 {
 120   Storable::DataToStream( theStr, "myName",   myName.c_str() );
 121   Storable::DataToStream( theStr, "myOffset[0]", myOffset[0] );
 122   Storable::DataToStream( theStr, "myOffset[1]", myOffset[1] );
 123   Storable::DataToStream( theStr, "myOffset[2]", myOffset[2] );
 124 }
 125
 126
 127 //----------------------------------------------------------------------------
 128 SALOMEDS::SObject_var
 129 VISU::Prs3d_i
 130 ::GetSObject()
 131 {
 132   if(CORBA::is_nil(mySObject.in())){
 133     const SALOMEDS::Study_var& aStudy = myResult->GetStudyDocument();
 134     CORBA::String_var anIOR = GetID();
 135     mySObject = aStudy->FindObjectIOR(anIOR);
 136   }
 137   return mySObject;
 138 }
 139
 140 Result_i*
 141 VISU::Prs3d_i
 142 ::GetResult() const
 143 {
 144   return myResult;
 145 }
 146
 147 const std::string&
 148 VISU::Prs3d_i
 149 ::GetMeshName() const
 150 {
 151   return myMeshName;
 152 }
 153
 154
 155 //----------------------------------------------------------------------------
 156 void
 157 VISU::Prs3d_i
 158 ::Update()
 159 {
 160   if(MYDEBUG) MESSAGE("Prs3d_i::Update - this = "<<this);
 161   try{
 162     myPipeLine->Update();
 163   }catch(...){
 164     throw std::runtime_error("Prs3d_i::Update >> unexpected exception was caught!!!");
 165   }
 166 }
 167
 168
 169 //----------------------------------------------------------------------------
 170 void
 171 VISU::Prs3d_i
 172 ::CheckDataSet()
 173 {
 174   vtkMapper *aMapper = myPipeLine->GetMapper();
 175   vtkDataSet *aDataSet = aMapper->GetInput();
 176   if (!aDataSet)
 177     throw std::runtime_error("There is no input data !!!");
 178   aDataSet->Update();
 179   static float eps = VTK_LARGE_FLOAT * 0.1 ;
 180   if (!aDataSet->GetNumberOfCells())
 181     throw std::runtime_error("There are no visible elements");
 182   if (aDataSet->GetLength() > eps)
 183     throw std::runtime_error("Diagonal of the actor is too large !!!");
 184 }
 185
 186 void
 187 VISU::Prs3d_i
 188 ::RemoveFromStudy()
 189 {
 190   struct TRemoveFromStudy: public SALOME_Event
 191   {
 192     VISU::Prs3d_i* myRemovable;
 193     typedef boost::signal0<void> TRemoveFromStudySignal;
 194     const TRemoveFromStudySignal& myRemoveFromStudySignal;
 195
 196     TRemoveFromStudy(VISU::Prs3d_i* theRemovable,
 197                      const TRemoveFromStudySignal& theRemoveFromStudySignal):
 198       myRemovable(theRemovable),
 199       myRemoveFromStudySignal(theRemoveFromStudySignal)
 200     {}
 201
 202     virtual
 203     void
 204     Execute()
 205     {
 206       myRemoveFromStudySignal();
 207       myRemovable->Destroy();
 208     }
 209   };
 210
 211   ProcessVoidEvent(new TRemoveFromStudy(this,myRemoveActorsFromRendererSignal));
 212 }
 213
 214
 215 //----------------------------------------------------------------------------
 216 VISU_PipeLine*
 217 VISU::Prs3d_i
 218 ::GetPipeLine()
 219 {
 220   return GetPL();
 221 }
 222
 223 VISU_PipeLine*
 224 VISU::Prs3d_i
 225 ::GetPL()
 226 {
 227   return myPipeLine;
 228 }
 229
 230 vtkUnstructuredGrid*
 231 VISU::Prs3d_i::
 232 GetInput()
 233 {
 234   return myPipeLine->GetInput();
 235 }
 236
 237
 238 //----------------------------------------------------------------------------
 239 void
 240 VISU::Prs3d_i
 241 ::CreateActor(VISU_Actor* theActor, const Handle(SALOME_InteractiveObject)& theIO)
 242 {
 243   try{
 244     Handle(SALOME_InteractiveObject) anIO = theIO;
 245     if(anIO.IsNull() && (!mySObject->_is_nil())){
 246       anIO = new SALOME_InteractiveObject(mySObject->GetID(),"VISU",GetName());
 247       theActor->setIO(anIO);
 248     }
 249
 250     Update();
 251     CheckDataSet();
 252
 253     theActor->SetPrs3d(this);
 254     theActor->SetShrinkFactor();
 255     theActor->SetPosition(myOffset);
 256     theActor->SetPipeLine(GetPipeLine());
 257
 258     theActor->SetFactory(this);
 259     myUpdateActorsSignal.connect(boost::bind(&VISU_Actor::UpdateFromFactory,theActor));
 260     myRemoveActorsFromRendererSignal.connect(boost::bind(&VISU_Actor::RemoveFromRender,theActor));
 261
 262     myActorCollection->AddItem(theActor);
 263     theActor->Delete();
 264
 265   }catch(std::bad_alloc& ex){
 266     throw std::runtime_error("CreateActor >> No enough memory");
 267     throw ex;
 268   } catch(std::exception&){
 269     throw;
 270   }catch(...) {
 271     throw std::runtime_error("CreateActor >> unexpected exception was caught!!!");
 272   }
 273 }
 274
 275 void
 276 VISU::Prs3d_i
 277 ::RemoveActor(VISU_Actor* theActor)
 278 {
 279   if(MYDEBUG) MESSAGE("Prs3d_i::RemoveActor - this = "<<this<<"; theActor = "<<theActor);
 280   myActorCollection->RemoveItem(theActor);
 281 }
 282
 283 void
 284 VISU::Prs3d_i
 285 ::RemoveActors()
 286 {
 287   if(MYDEBUG) MESSAGE("Prs3d_i::RemoveActors - this = "<<this);
 288   myRemoveActorsFromRendererSignal();
 289   myActorCollection->RemoveAllItems();
 290 }
 291
 292 void
 293 VISU::Prs3d_i
 294 ::UpdateActor(VISU_Actor* theActor)
 295 {
 296   if(MYDEBUG) MESSAGE("Prs3d_i::UpdateActor - this = "<<this<<"; theActor = "<<theActor);
 297   theActor->ShallowCopyPL(myPipeLine);
 298   theActor->SetPosition(myOffset);
 299   theActor->Modified();
 300 }
 301
 302 void
 303 VISU::Prs3d_i
 304 ::UpdateActors()
 305 {
 306   if(MYDEBUG) MESSAGE("Prs3d_i::UpdateActors - this = "<<this);
 307   Update();
 308   CheckDataSet();
 309   myUpdateActorsSignal();
 310 }
 311
 312
 313 //----------------------------------------------------------------------------
 314 // Clipping planes
 315 void
 316 VISU::Prs3d_i
 317 ::RemoveAllClippingPlanes()
 318 {
 319   myPipeLine->RemoveAllClippingPlanes();
 320 }
 321
 322 bool
 323 VISU::Prs3d_i
 324 ::AddClippingPlane(vtkPlane* thePlane)
 325 {
 326   return myPipeLine->AddClippingPlane(thePlane);
 327 }
 328
 329 vtkIdType
 330 VISU::Prs3d_i
 331 ::GetNumberOfClippingPlanes() const
 332 {
 333   return myPipeLine->GetNumberOfClippingPlanes();
 334 }
 335
 336 vtkPlane*
 337 VISU::Prs3d_i::
 338 GetClippingPlane(vtkIdType theID) const
 339 {
 340   return myPipeLine->GetClippingPlane(theID);
 341 }
 342
 343 void
 344 VISU::Prs3d_i
 345 ::SetPlaneParam (float theDir[3], float theDist, vtkPlane* thePlane)
 346 {
 347   myPipeLine->SetPlaneParam(theDir, theDist, thePlane);
 348 }
 349
 350
 351 //----------------------------------------------------------------------------
 352 void
 353 VISU::Prs3d_i
 354 ::GetBounds(float aBounds[6])
 355 {
 356   myPipeLine->GetMapper()->GetBounds(aBounds);
 357 }
 358
 359 void
 360 VISU::Prs3d_i
 361 ::SetOffset(const float* theOffsets)
 362 {
 363   myOffset[0] = theOffsets[0];
 364   myOffset[1] = theOffsets[1];
 365   myOffset[2] = theOffsets[2];
 366 }
 367
 368 void
 369 VISU::Prs3d_i
 370 ::SetOffset(float theDx, float theDy, float theDz)
 371 {
 372   myOffset[0] = theDx;
 373   myOffset[1] = theDy;
 374   myOffset[2] = theDz;
 375 }
 376
 377 void
 378 VISU::Prs3d_i
 379 ::GetOffset(float* theOffsets)
 380 {
 381   theOffsets[0] = myOffset[0];
 382   theOffsets[1] = myOffset[1];
 383   theOffsets[2] = myOffset[2];
 384 }
 385
 386 void
 387 VISU::Prs3d_i
 388 ::GetOffset(float& theDx, float& theDy, float& theDz)
 389 {
 390   theDx = myOffset[0];
 391   theDy = myOffset[1];
 392   theDz = myOffset[2];
 393 }
 394
 395
 396 //----------------------------------------------------------------------------
 397 VISU::Result_i*
 398 VISU::GetResult(SALOMEDS::SObject_ptr theSObject)
 399 {
 400   VISU::Result_var aResult = FindResult(theSObject);
 401   if(!aResult->_is_nil())
 402     return dynamic_cast<VISU::Result_i*>(VISU::GetServant(aResult.in()).in());
 403   return NULL;
 404 }
 405