vv/vvSlicerManager.cxx

   1 /*=========================================================================
   2   Program:   vv                     http://www.creatis.insa-lyon.fr/rio/vv
   3
   4   Authors belong to:
   5   - University of LYON              http://www.universite-lyon.fr/
   6   - Léon Bérard cancer center       http://oncora1.lyon.fnclcc.fr
   7   - CREATIS CNRS laboratory         http://www.creatis.insa-lyon.fr
   8
   9   This software is distributed WITHOUT ANY WARRANTY; without even
  10   the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
  11   PURPOSE.  See the copyright notices for more information.
  12
  13   It is distributed under dual licence
  14
  15   - BSD        See included LICENSE.txt file
  16   - CeCILL-B   http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.html
  17   ======================================================================-====*/
  18
  19 #include "vvSlicerManager.h"
  20 #include "vvSlicer.h"
  21 #include "vvImage.h"
  22 #include "vvSlicerManagerCommand.h"
  23 #include "vvInteractorStyleNavigator.h"
  24 #include "vvLandmarks.h"
  25 #include "vvMesh.h"
  26 #include "vvImageMapToWLColors.h"
  27 #include "vvBlendImageActor.h"
  28
  29 #include <vtkImageActor.h>
  30 #include <vtkImageData.h>
  31 #include <vtkRenderWindow.h>
  32 #include <vtkRendererCollection.h>
  33 #include <vtkRenderWindowInteractor.h>
  34 #include <vtkImageMapToWindowLevelColors.h>
  35 #include <vtkWindowLevelLookupTable.h>
  36 #include <vtkColorTransferFunction.h>
  37 #include <vtkImageClip.h>
  38 #include <vtkLODActor.h>
  39 #include <vtkPointData.h>
  40 #include <vtksys/SystemTools.hxx>
  41 #include <vtkCamera.h>
  42
  43 #include <qfileinfo.h>
  44
  45 //----------------------------------------------------------------------------
  46 vvSlicerManager::vvSlicerManager(int numberOfSlicers)
  47 {
  48   mFileName = "";
  49   mId = "";
  50   mVFName = "";
  51   mOverlayName = "";
  52   mFusionName = "";
  53   mVFId = "";
  54   mLastError = "";
  55   mType = vvImageReader::UNDEFINEDIMAGETYPE;
  56   mColorMap = 0;
  57   mPreset = 0;
  58   mOverlayColor = 130;
  59
  60   mFusionOpacity = 70;
  61   mFusionThresOpacity = 1;
  62   mFusionColorMap = 3;
  63   mFusionWindow = 1000;
  64   mFusionLevel = 1000;
  65
  66   mLandmarks = NULL;
  67   mLinkedId.resize(0);
  68
  69   for ( int i = 0; i < numberOfSlicers; i++)
  70     mSlicers.push_back(vtkSmartPointer<vvSlicer>::New());
  71
  72   mPreviousSlice.resize(numberOfSlicers);
  73   mPreviousTSlice.resize(numberOfSlicers);
  74 }
  75 //----------------------------------------------------------------------------
  76
  77
  78 //----------------------------------------------------------------------------
  79 vvSlicerManager::~vvSlicerManager()
  80 {
  81   if (mLandmarks)
  82     delete mLandmarks;
  83 }
  84 //----------------------------------------------------------------------------
  85
  86
  87 //------------------------------------------------------------------------------
  88 void vvSlicerManager::SetFilename(std::string filename, int number)
  89 {
  90   mFileName = filename;
  91   mFileName = vtksys::SystemTools::GetFilenameName(mFileName);
  92   mBaseFileName = vtksys::SystemTools::GetFilenameName(vtksys::SystemTools::GetFilenameWithoutLastExtension(mFileName));
  93   mBaseFileNameNumber = number;
  94
  95   mFileName = mBaseFileName;
  96   if (number != 0) {
  97     mFileName.append("_"+clitk::toString(number));
  98   }
  99   mFileName.append(vtksys::SystemTools::GetFilenameLastExtension(filename));
 100
 101   for(unsigned int i=0; i<mSlicers.size(); i++) {
 102     mSlicers[i]->SetFileName(mFileName);//vtksys::SystemTools::GetFilenameWithoutLastExtension(filename));
 103   }
 104
 105 }
 106 //------------------------------------------------------------------------------
 107
 108
 109 //----------------------------------------------------------------------------
 110 void vvSlicerManager::AddContour(vvMesh::Pointer contour,bool propagate)
 111 {
 112   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 113     mSlicers[i]->AddContour(contour,propagate);
 114   }
 115 }
 116 //----------------------------------------------------------------------------
 117
 118
 119 //----------------------------------------------------------------------------
 120 void vvSlicerManager::ToggleContourSuperposition()
 121 {
 122   for ( unsigned int i = 0; i < mSlicers.size(); i++)
 123     mSlicers[i]->ToggleContourSuperposition();
 124 }
 125 //----------------------------------------------------------------------------
 126
 127 //----------------------------------------------------------------------------
 128 std::string vvSlicerManager::GetListOfAbsoluteFilePathInOneString(const std::string &actorType)
 129 {
 130   vvImageReader *reader = NULL;
 131
 132   if(actorType=="image")
 133     reader = mReader;
 134   else if(actorType=="overlay")
 135     reader = mOverlayReader;
 136   else if(actorType=="fusion")
 137     reader = mFusionReader;
 138   else if(actorType=="vector")
 139     reader = mVectorReader;
 140
 141   if(!reader)
 142     return "";
 143
 144   std::string list;
 145   for(unsigned int i=0; i<reader->GetInputFilenames().size(); i++){
 146     QFileInfo fileinfo(reader->GetInputFilenames()[i].c_str()); //Do not show the path
 147     if(i)
 148       list += '\n';
 149     list += fileinfo.absoluteFilePath().toStdString();
 150   }
 151   return list;
 152 }
 153 //----------------------------------------------------------------------------
 154
 155
 156 //----------------------------------------------------------------------------
 157 bool vvSlicerManager::SetImage(std::string filename, vvImageReader::LoadedImageType type, int n, unsigned int slice)
 158 {
 159   mType = type;
 160   if (mReader.IsNull())
 161     mReader = vvImageReader::New();
 162   std::vector<std::string> filenames;
 163   filenames.push_back(filename);
 164   mReader->SetInputFilenames(filenames);
 165   mReader->SetSlice(slice); // Only used for SLICED type
 166   mReader->Update(type);
 167
 168   SetFilename(filename, n);
 169   //  mFileName = vtksys::SystemTools::GetFilenameName(mFileName);
 170   //mBaseFileName = vtksys::SystemTools::GetFilenameName(vtksys::SystemTools::GetFilenameWithoutLastExtension(mFileName));
 171   //mBaseFileNameNumber = n;
 172
 173   if (mReader->GetLastError().size() == 0) {
 174     mImage=mReader->GetOutput();
 175     for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 176       mSlicers[i]->SetFileName(vtksys::SystemTools::GetFilenameWithoutLastExtension(filename));
 177       mSlicers[i]->SetImage(mReader->GetOutput());
 178     }
 179   } else {
 180     mLastError = mReader->GetLastError();
 181     return false;
 182   }
 183   // if (n!=0) {
 184   //   mFileName.append("_"+clitk::toString(n));
 185   // }
 186   return true;
 187 }
 188 //----------------------------------------------------------------------------
 189
 190
 191 //----------------------------------------------------------------------------
 192 void vvSlicerManager::SetImage(vvImage::Pointer image)
 193 {
 194   mImage=image;
 195   for (unsigned int i = 0; i < mSlicers.size(); i++) {
 196     mSlicers[i]->SetImage(image);
 197   }
 198 }
 199 //----------------------------------------------------------------------------
 200
 201
 202 //----------------------------------------------------------------------------
 203 bool vvSlicerManager::SetImages(std::vector<std::string> filenames, vvImageReader::LoadedImageType type, int n)
 204 {
 205   mType = type;
 206   std::string fileWithoutExtension = vtksys::SystemTools::GetFilenameWithoutExtension(filenames[0]);
 207   if (type == vvImageReader::DICOM)
 208     fileWithoutExtension += "_dicom";
 209   else if (type == vvImageReader::MERGED)
 210     fileWithoutExtension += "_merged";
 211   else if (type == vvImageReader::MERGEDWITHTIME)
 212     fileWithoutExtension += "_merged_wt";
 213
 214   mFileName = vtksys::SystemTools::GetFilenameName(mFileName);
 215   mFileName = fileWithoutExtension + vtksys::SystemTools::GetFilenameExtension(filenames[0]);
 216   if (mReader.IsNull())
 217     mReader = vvImageReader::New();
 218   mReader->SetInputFilenames(filenames);
 219   mReader->Update(type);
 220
 221   mBaseFileName = vtksys::SystemTools::GetFilenameName(vtksys::SystemTools::GetFilenameWithoutLastExtension(mFileName));
 222   mBaseFileNameNumber = n;
 223
 224   if (mReader->GetLastError().size() == 0) {
 225     mImage=mReader->GetOutput();
 226     for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 227       mSlicers[i]->SetFileName(fileWithoutExtension);
 228       mSlicers[i]->SetImage(mReader->GetOutput());
 229     }
 230   } else {
 231     mLastError = mReader->GetLastError();
 232     return false;
 233   }
 234   if (n!=0) {
 235     mFileName.append("_"+clitk::toString(n));
 236   }
 237   return true;
 238 }
 239 //----------------------------------------------------------------------------
 240
 241
 242 //----------------------------------------------------------------------------
 243 bool vvSlicerManager::SetOverlay(std::string filename,int dim, std::string component)
 244 {
 245   mOverlayName = filename;
 246   mOverlayComponent = component;
 247   if (dim > mImage->GetNumberOfDimensions()) {
 248     mLastError = " Overlay dimension cannot be greater then reference image!";
 249     return false;
 250   }
 251   if (mOverlayReader.IsNull())
 252     mOverlayReader = vvImageReader::New();
 253   std::vector<std::string> filenames;
 254   filenames.push_back(filename);
 255   mOverlayReader->SetInputFilenames(filenames);
 256   mOverlayReader->Update(mImage->GetNumberOfDimensions(),component.c_str(),mType);
 257   if (mOverlayReader->GetLastError().size() == 0) {
 258     for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 259       mSlicers[i]->SetOverlay(mOverlayReader->GetOutput());
 260     }
 261   } else {
 262     mLastError = mOverlayReader->GetLastError();
 263     return false;
 264   }
 265   return true;
 266 }
 267 //----------------------------------------------------------------------------
 268
 269
 270 //----------------------------------------------------------------------------
 271 bool vvSlicerManager::SetFusion(std::string filename,int dim, std::string component)
 272 {
 273   mFusionName = filename;
 274   mFusionComponent = component;
 275   if (dim > mImage->GetNumberOfDimensions()) {
 276     mLastError = " Overlay dimension cannot be greater then reference image!";
 277     return false;
 278   }
 279   if (mFusionReader.IsNull())
 280     mFusionReader = vvImageReader::New();
 281   std::vector<std::string> filenames;
 282   filenames.push_back(filename);
 283   mFusionReader->SetInputFilenames(filenames);
 284   mFusionReader->Update(mImage->GetNumberOfDimensions(),component.c_str(),mType);
 285   if (mFusionReader->GetLastError().size() == 0) {
 286     for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 287       mSlicers[i]->SetFusion(mFusionReader->GetOutput());
 288     }
 289   } else {
 290     mLastError = mFusionReader->GetLastError();
 291     return false;
 292   }
 293   double *fusRange = mFusionReader->GetOutput()->GetVTKImages()[0]->GetScalarRange();
 294   mFusionLevel = (fusRange[0]+fusRange[1])/2;
 295   mFusionWindow = fusRange[1]-fusRange[0];
 296
 297   return true;
 298 }
 299 //----------------------------------------------------------------------------
 300
 301
 302 //----------------------------------------------------------------------------
 303 bool vvSlicerManager::SetVF(std::string filename)
 304 {
 305   if (mVectorReader.IsNull())
 306     mVectorReader = vvImageReader::New();
 307   mVectorReader->SetInputFilename(filename);
 308
 309   if (mType == vvImageReader::IMAGEWITHTIME)
 310     mVectorReader->Update(vvImageReader::VECTORFIELDWITHTIME);
 311   else
 312     mVectorReader->Update(vvImageReader::VECTORFIELD);
 313   if (mVectorReader->GetLastError().size() != 0) {
 314     mLastError = mVectorReader->GetLastError();
 315     return false;
 316   } else
 317     return SetVF(mVectorReader->GetOutput(),filename);
 318 }
 319 //----------------------------------------------------------------------------
 320
 321
 322 //----------------------------------------------------------------------------
 323 bool vvSlicerManager::SetVF(vvImage::Pointer vf,std::string filename)
 324 {
 325   if (vf->GetNumberOfDimensions() > mImage->GetNumberOfDimensions()) {
 326     mLastError = "Sorry, vector field dimension cannot be greater then reference image.";
 327     return false;
 328   }
 329   if (vf->GetNumberOfDimensions() == 4) {
 330     if (vf->GetSpacing()[3] != mImage->GetSpacing()[3]) {
 331       mLastError = "Sorry, vector field time spacing cannot be different from time spacing of the reference image.";
 332       return false;
 333     }
 334     if (vf->GetOrigin()[3] != mImage->GetOrigin()[3]) {
 335       mLastError = "Sorry, vector field time origin cannot be different from time origin of the reference image.";
 336       return false;
 337     }
 338   }
 339   mVF=vf;
 340   mVFName = filename;
 341   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 342     mSlicers[i]->SetVF(vf);
 343   }
 344   return true;
 345 }
 346 //----------------------------------------------------------------------------
 347
 348
 349 //----------------------------------------------------------------------------
 350 vvSlicer* vvSlicerManager::GetSlicer(int i)
 351 {
 352   return mSlicers[i];
 353 }
 354 //----------------------------------------------------------------------------
 355
 356
 357 //----------------------------------------------------------------------------
 358 void vvSlicerManager::UpdateSlicer(int num, bool state)
 359 {
 360   if (mSlicers[num]->GetImage())
 361     mSlicers[num]->SetDisplayMode(state);
 362 }
 363 //----------------------------------------------------------------------------
 364
 365
 366 //----------------------------------------------------------------------------
 367 void vvSlicerManager::SetSlicerWindow(int i, vtkRenderWindow* RW)
 368 {
 369   mSlicers[i]->SetRenderWindow(i,RW);
 370 }
 371 //----------------------------------------------------------------------------
 372
 373
 374 //----------------------------------------------------------------------------
 375 void vvSlicerManager::SetInteractorStyleNavigator(int i, vtkInteractorStyle* style)
 376 {
 377   vvSlicerManagerCommand *smc = vvSlicerManagerCommand::New();
 378   smc->SM = this;
 379   smc->SetSlicerNumber(i);
 380   mSlicers[i]->GetRenderWindow()->GetInteractor()->SetInteractorStyle(style);
 381
 382   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 383     GetInteractorStyle()->AddObserver(vtkCommand::KeyPressEvent, smc);
 384   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 385     GetInteractorStyle()->AddObserver(vtkCommand::WindowLevelEvent, smc);
 386   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 387     GetInteractorStyle()->AddObserver(vtkCommand::EndWindowLevelEvent, smc);
 388   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 389     GetInteractorStyle()->AddObserver(vtkCommand::StartWindowLevelEvent, smc);
 390   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 391     GetInteractorStyle()->AddObserver(vtkCommand::PickEvent, smc);
 392   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 393     GetInteractorStyle()->AddObserver(vtkCommand::StartPickEvent, smc);
 394   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 395     GetInteractorStyle()->AddObserver(vtkCommand::LeaveEvent, smc);
 396   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 397     GetInteractorStyle()->AddObserver(vtkCommand::UserEvent, smc);
 398   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 399     GetInteractorStyle()->AddObserver(vtkCommand::MouseWheelForwardEvent, smc);
 400   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 401     GetInteractorStyle()->AddObserver(vtkCommand::MouseWheelBackwardEvent, smc);
 402   // mSlicers[i]->GetRenderWindow()->GetInteractor()->
 403   //   GetInteractorStyle()->AddObserver(vtkCommand::LeftButtonReleaseEvent, smc);
 404   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 405     GetInteractorStyle()->AddObserver(vtkCommand::EndPickEvent, smc);
 406   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 407     GetInteractorStyle()->AddObserver(vtkCommand::EndInteractionEvent, smc);
 408   smc->Delete();
 409 }
 410 //----------------------------------------------------------------------------
 411
 412
 413 //----------------------------------------------------------------------------
 414 void vvSlicerManager::LeftButtonReleaseEvent(int slicer)
 415 {
 416   emit LeftButtonReleaseSignal(slicer);
 417 }
 418 //----------------------------------------------------------------------------
 419
 420 //----------------------------------------------------------------------------
 421 void vvSlicerManager::SetSliceOrientation(int slicer, int orientation)
 422 {
 423   mSlicers[slicer]->SetSliceOrientation(orientation);
 424   emit UpdateOrientation(slicer, orientation);
 425 }
 426 //----------------------------------------------------------------------------
 427
 428 //----------------------------------------------------------------------------
 429 void vvSlicerManager::SetTSlice(int slice)
 430 {
 431   if (slice < 0)
 432     slice = 0;
 433   else if (slice > mSlicers[0]->GetTMax())
 434     slice = mSlicers[0]->GetTMax();
 435   if (mLandmarks)
 436     mLandmarks->SetTime(slice);
 437   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 438     if (slice != mSlicers[i]->GetTSlice()) {
 439       mSlicers[i]->SetTSlice(slice);
 440         UpdateTSlice(i);
 441     }
 442   }
 443 }
 444 //----------------------------------------------------------------------------
 445
 446
 447 //----------------------------------------------------------------------------
 448 void vvSlicerManager::SetNextTSlice(int originating_slicer)
 449 {
 450   int t = mSlicers[0]->GetTSlice();
 451   t++;
 452   if (t > mSlicers[0]->GetTMax())
 453     t = 0;
 454   //std::cout << "vvSlicerManager::SetNextTSlice" << std::endl;
 455   emit UpdateTSlice(originating_slicer,t);
 456 }
 457 //----------------------------------------------------------------------------
 458
 459
 460 //----------------------------------------------------------------------------
 461 void vvSlicerManager::SetPreviousTSlice(int originating_slicer)
 462 {
 463   int t = mSlicers[0]->GetTSlice();
 464   t--;
 465   if (t < 0)
 466     t = mSlicers[0]->GetTMax();
 467   //std::cout << "vvSlicerManager::SetPreviousTSlice" << std::endl;
 468   emit UpdateTSlice(originating_slicer,t);
 469 }
 470 //----------------------------------------------------------------------------
 471
 472
 473 //----------------------------------------------------------------------------
 474 void vvSlicerManager::ToggleInterpolation()
 475 {
 476   bool interpolate=!(mSlicers[0]->GetImageActor()->GetInterpolate());
 477   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 478     mSlicers[i]->GetImageActor()->SetInterpolate(interpolate);
 479     if (mSlicers[i]->GetOverlayActor())
 480       mSlicers[i]->GetOverlayActor()->SetInterpolate(interpolate);
 481     if (mSlicers[i]->GetFusionActor())
 482       mSlicers[i]->GetFusionActor()->SetInterpolate(interpolate);
 483   }
 484 }
 485 //----------------------------------------------------------------------------
 486
 487
 488 //----------------------------------------------------------------------------
 489 void vvSlicerManager::SetTSliceInSlicer(int tslice, int slicer)
 490 {
 491   if (tslice < 0)
 492     tslice = 0;
 493   else if (tslice > mSlicers[slicer]->GetTMax())
 494     tslice = mSlicers[slicer]->GetTMax();
 495   if (mLandmarks)
 496     mLandmarks->SetTime(tslice);
 497
 498   if (mSlicers[slicer]->GetTSlice() == tslice) return;
 499
 500   mSlicers[slicer]->SetTSlice(tslice);
 501   UpdateTSlice(slicer);
 502 }
 503 //----------------------------------------------------------------------------
 504
 505
 506 //----------------------------------------------------------------------------
 507 void vvSlicerManager::SetColorWindow(double s)
 508 {
 509   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 510     mSlicers[i]->SetColorWindow(s);
 511   }
 512 }
 513 //----------------------------------------------------------------------------
 514
 515
 516 //----------------------------------------------------------------------------
 517 void vvSlicerManager::SetColorLevel(double s)
 518 {
 519   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 520     mSlicers[i]->SetColorLevel(s);
 521   }
 522 }
 523 //----------------------------------------------------------------------------
 524
 525 //----------------------------------------------------------------------------
 526 void vvSlicerManager::SetCursorAndCornerAnnotationVisibility(int s)
 527 {
 528   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 529     mSlicers[i]->SetCursorVisibility(s);
 530     mSlicers[i]->SetCornerAnnotationVisibility(s);
 531   }
 532 }
 533 //----------------------------------------------------------------------------
 534
 535 //----------------------------------------------------------------------------
 536 void vvSlicerManager::SetOpacity(int i, double factor)
 537 {
 538   mSlicers[i]->SetOpacity(1/factor);
 539 }
 540 //----------------------------------------------------------------------------
 541
 542
 543 //----------------------------------------------------------------------------
 544 void vvSlicerManager::UpdateViews(int current,int slicer)
 545 {
 546   double x = (mSlicers[slicer]->GetCurrentPosition()[0] - mSlicers[slicer]->GetInput()->GetOrigin()[0])
 547     /mSlicers[slicer]->GetInput()->GetSpacing()[0];
 548   double y = (mSlicers[slicer]->GetCurrentPosition()[1] - mSlicers[slicer]->GetInput()->GetOrigin()[1])
 549     /mSlicers[slicer]->GetInput()->GetSpacing()[1];
 550   double z = (mSlicers[slicer]->GetCurrentPosition()[2] - mSlicers[slicer]->GetInput()->GetOrigin()[2])
 551     /mSlicers[slicer]->GetInput()->GetSpacing()[2];
 552
 553   if (x >= mSlicers[slicer]->GetInput()->GetWholeExtent()[0] &&
 554       x <= mSlicers[slicer]->GetInput()->GetWholeExtent()[1] &&
 555       y >= mSlicers[slicer]->GetInput()->GetWholeExtent()[2] &&
 556       y <= mSlicers[slicer]->GetInput()->GetWholeExtent()[3] &&
 557       z >= mSlicers[slicer]->GetInput()->GetWholeExtent()[4] &&
 558       z <= mSlicers[slicer]->GetInput()->GetWholeExtent()[5]) {
 559     mSlicers[slicer]->UpdateCursorPosition();
 560     mSlicers[slicer]->SetCursorColor(10,212,255);
 561
 562     switch (mSlicers[slicer]->GetSliceOrientation()) {
 563     case vtkImageViewer2::SLICE_ORIENTATION_XY:
 564       if (mSlicers[slicer]->GetSlice() != (int)floor(z))
 565         mSlicers[slicer]->SetSlice((int)floor(z));
 566       break;
 567
 568     case vtkImageViewer2::SLICE_ORIENTATION_XZ:
 569       if (mSlicers[slicer]->GetSlice() != (int)floor(y))
 570         mSlicers[slicer]->SetSlice((int)floor(y));
 571       break;
 572
 573     case vtkImageViewer2::SLICE_ORIENTATION_YZ:
 574       if (mSlicers[slicer]->GetSlice() != (int)floor(x))
 575         mSlicers[slicer]->SetSlice((int)floor(x));
 576       break;
 577     }
 578     mSlicers[slicer]->Render();
 579
 580     for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 581       if (i != (unsigned int)slicer
 582           && mSlicers[i]->GetRenderer()->GetDraw()
 583           && mSlicers[i]->GetRenderWindow()->GetSize()[0] > 2
 584           && mSlicers[i]->GetRenderWindow()->GetSize()[1] > 2) {
 585         mSlicers[i]->SetCurrentPosition(mSlicers[slicer]->GetCurrentPosition()[0],
 586                                         mSlicers[slicer]->GetCurrentPosition()[1],
 587                                         mSlicers[slicer]->GetCurrentPosition()[2],
 588                                         mSlicers[slicer]->GetTSlice());
 589         mSlicers[i]->UpdateCursorPosition();
 590         if (current) { //do not display corner annotation if image is the one picked
 591           mSlicers[i]->SetCurrentPosition(-VTK_DOUBLE_MAX,-VTK_DOUBLE_MAX,
 592                                           -VTK_DOUBLE_MAX, mSlicers[slicer]->GetTSlice());
 593           mSlicers[i]->SetCursorColor(255,10,212);
 594         } else {
 595           mSlicers[i]->SetCursorColor(150,10,282);
 596         }
 597         switch (mSlicers[i]->GetSliceOrientation()) {
 598         case vtkImageViewer2::SLICE_ORIENTATION_XY:
 599           if (mSlicers[i]->GetSlice() != (int)floor(z))
 600             mSlicers[i]->SetSlice((int)floor(z));
 601           break;
 602
 603         case vtkImageViewer2::SLICE_ORIENTATION_XZ:
 604           if (mSlicers[i]->GetSlice() != (int)floor(y))
 605             mSlicers[i]->SetSlice((int)floor(y));
 606           break;
 607
 608         case vtkImageViewer2::SLICE_ORIENTATION_YZ:
 609           if (mSlicers[i]->GetSlice() != (int)floor(x))
 610             mSlicers[i]->SetSlice((int)floor(x));
 611           break;
 612         }
 613
 614         mSlicers[i]->Render();
 615
 616         UpdateSlice(i);
 617         UpdateTSlice(i);
 618       }
 619     }
 620   }
 621 }
 622 //----------------------------------------------------------------------------
 623
 624
 625 //----------------------------------------------------------------------------
 626 void vvSlicerManager::UpdateLinked(int slicer)
 627 {
 628   double x = (mSlicers[slicer]->GetCurrentPosition()[0] - mSlicers[slicer]->GetInput()->GetOrigin()[0])
 629     /mSlicers[slicer]->GetInput()->GetSpacing()[0];
 630   double y = (mSlicers[slicer]->GetCurrentPosition()[1] - mSlicers[slicer]->GetInput()->GetOrigin()[1])
 631     /mSlicers[slicer]->GetInput()->GetSpacing()[1];
 632   double z = (mSlicers[slicer]->GetCurrentPosition()[2] - mSlicers[slicer]->GetInput()->GetOrigin()[2])
 633     /mSlicers[slicer]->GetInput()->GetSpacing()[2];
 634
 635   if (x >= mSlicers[slicer]->GetInput()->GetWholeExtent()[0] &&
 636       x <= mSlicers[slicer]->GetInput()->GetWholeExtent()[1] &&
 637       y >= mSlicers[slicer]->GetInput()->GetWholeExtent()[2] &&
 638       y <= mSlicers[slicer]->GetInput()->GetWholeExtent()[3] &&
 639       z >= mSlicers[slicer]->GetInput()->GetWholeExtent()[4] &&
 640       z <= mSlicers[slicer]->GetInput()->GetWholeExtent()[5]) {
 641     for (std::list<std::string>::const_iterator i = mLinkedId.begin(); i != mLinkedId.end(); i++) {
 642       emit UpdateLinkManager(*i, slicer,mSlicers[slicer]->GetCurrentPosition()[0],
 643                              mSlicers[slicer]->GetCurrentPosition()[1],
 644                              mSlicers[slicer]->GetCurrentPosition()[2],mSlicers[slicer]->GetTSlice());
 645     }
 646   }
 647 }
 648 //----------------------------------------------------------------------------
 649
 650 //----------------------------------------------------------------------------
 651 void vvSlicerManager::UpdateLinkedNavigation(vvSlicer *refSlicer, bool bPropagate)
 652 {
 653   vtkCamera *refCam = refSlicer->GetRenderer()->GetActiveCamera();
 654   double refPosition[3], refFocal[3];
 655   refCam->GetPosition(refPosition);
 656   refCam->GetFocalPoint(refFocal);
 657
 658   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 659     vtkCamera *camera = mSlicers[i]->GetRenderer()->GetActiveCamera();
 660     camera->SetParallelScale(refCam->GetParallelScale());
 661
 662     double position[3], focal[3];
 663     camera->GetPosition(position);
 664     camera->GetFocalPoint(focal);
 665
 666     if(refSlicer->GetSliceOrientation()==mSlicers[i]->GetSliceOrientation()) {
 667       for(int i=0; i<3; i++) {
 668         position[i] = refPosition[i];
 669         focal[i]    = refFocal[i];
 670       }
 671     }
 672
 673     if(refSlicer->GetSliceOrientation()==vtkImageViewer2::SLICE_ORIENTATION_XY) {
 674       if(mSlicers[i]->GetSliceOrientation()==vtkImageViewer2::SLICE_ORIENTATION_XZ) {
 675         position[0] = refPosition[0];
 676         focal[0]    = refFocal[0];
 677       }
 678       if(mSlicers[i]->GetSliceOrientation()==vtkImageViewer2::SLICE_ORIENTATION_YZ) {
 679         position[1] = refPosition[1];
 680         focal[1]    = refFocal[1];
 681       }
 682     }
 683
 684     if(refSlicer->GetSliceOrientation()==vtkImageViewer2::SLICE_ORIENTATION_XZ) {
 685       if(mSlicers[i]->GetSliceOrientation()==vtkImageViewer2::SLICE_ORIENTATION_YZ) {
 686         position[2] = refPosition[2];
 687         focal[2]    = refFocal[2];
 688       }
 689       if(mSlicers[i]->GetSliceOrientation()==vtkImageViewer2::SLICE_ORIENTATION_XY) {
 690         position[0] = refPosition[0];
 691         focal[0]    = refFocal[0];
 692       }
 693     }
 694
 695     if(refSlicer->GetSliceOrientation()==vtkImageViewer2::SLICE_ORIENTATION_YZ) {
 696       if(mSlicers[i]->GetSliceOrientation()==vtkImageViewer2::SLICE_ORIENTATION_XY) {
 697         position[1] = refPosition[1];
 698         focal[1]    = refFocal[1];
 699       }
 700       if(mSlicers[i]->GetSliceOrientation()==vtkImageViewer2::SLICE_ORIENTATION_XZ) {
 701         position[2] = refPosition[2];
 702         focal[2]    = refFocal[2];
 703       }
 704     }
 705
 706     camera->SetFocalPoint(focal);
 707     camera->SetPosition(position);
 708
 709     //Fix for bug #243
 710     mSlicers[i]->ForceUpdateDisplayExtent();
 711   }
 712
 713   Render();
 714   if(bPropagate)
 715     for (std::list<std::string>::const_iterator i = mLinkedId.begin(); i != mLinkedId.end(); i++)
 716       emit UpdateLinkedNavigation(*i, this, refSlicer);
 717 }
 718 //----------------------------------------------------------------------------
 719
 720 //----------------------------------------------------------------------------
 721 double vvSlicerManager::GetColorWindow()
 722 {
 723   if (mSlicers.size())
 724     return mSlicers[0]->GetColorWindow();
 725   return -1;
 726 }
 727 //----------------------------------------------------------------------------
 728
 729
 730 //----------------------------------------------------------------------------
 731 double vvSlicerManager::GetColorLevel()
 732 {
 733   if (mSlicers.size())
 734     return mSlicers[0]->GetColorLevel();
 735   return -1;
 736 }
 737 //----------------------------------------------------------------------------
 738
 739 //------------------------------------------------------------------------------
 740 void vvSlicerManager::ResetTransformationToIdentity(const std::string actorType)
 741 {
 742   if(actorType == "image")
 743     this->GetImage()->GetTransform()->Identity();
 744   else if(actorType == "overlay")
 745     this->GetSlicer(0)->GetOverlay()->GetTransform()->Identity();
 746   else if(actorType == "fusion")
 747     this->GetSlicer(0)->GetFusion()->GetTransform()->Identity();
 748   else if(actorType == "vf")
 749     this->GetVF()->GetTransform()->Identity();
 750   else
 751     return;
 752
 753   for(int i=0; i< this->GetNumberOfSlicers(); i++){
 754     this->GetSlicer(i)->ForceUpdateDisplayExtent();
 755     this->GetSlicer(i)->ResetCamera();
 756     this->GetSlicer(i)->Render();
 757   }
 758 }
 759 //------------------------------------------------------------------------------
 760
 761 //----------------------------------------------------------------------------
 762 void vvSlicerManager::Render()
 763 {
 764   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 765     mSlicers[i]->Render();
 766   }
 767 }
 768 //----------------------------------------------------------------------------
 769
 770
 771 //----------------------------------------------------------------------------
 772 void vvSlicerManager::GenerateDefaultLookupTable()
 773 {
 774   SetPreset(mPreset);
 775   SetColorMap(mColorMap);
 776 }
 777 //----------------------------------------------------------------------------
 778
 779
 780 //----------------------------------------------------------------------------
 781 void vvSlicerManager::Reload()
 782 {
 783   mReader->Update(mType);
 784   mImage=mReader->GetOutput();
 785   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 786     mSlicers[i]->SetImage(mImage);
 787   }
 788 }
 789 //----------------------------------------------------------------------------
 790
 791
 792 //----------------------------------------------------------------------------
 793 void vvSlicerManager::ReloadFusion()
 794 {
 795   mFusionReader->Update();
 796   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 797     mSlicers[i]->SetFusion(mFusionReader->GetOutput());
 798     mSlicers[i]->Render();
 799   }
 800 }
 801 //----------------------------------------------------------------------------
 802
 803
 804 //----------------------------------------------------------------------------
 805 void vvSlicerManager::ReloadOverlay()
 806 {
 807   mOverlayReader->Update();
 808   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 809     mSlicers[i]->SetOverlay(mOverlayReader->GetOutput());
 810     mSlicers[i]->Render();
 811   }
 812 }
 813 //----------------------------------------------------------------------------
 814
 815
 816 //----------------------------------------------------------------------------
 817 void vvSlicerManager::ReloadVF()
 818 {
 819   mVectorReader->Update(vvImageReader::VECTORFIELD); //deletes the old images through the VF::Init() function
 820   mVF=mVectorReader->GetOutput();
 821   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 822     mSlicers[i]->SetVF(mVF);
 823     mSlicers[i]->Render();
 824   }
 825 }
 826 //----------------------------------------------------------------------------
 827
 828
 829 //----------------------------------------------------------------------------
 830 void vvSlicerManager::RemoveActor(const std::string& actor_type, int overlay_index)
 831 {
 832   if (actor_type =="overlay")
 833     mOverlayReader = NULL;
 834
 835   if (actor_type =="fusion")
 836     mFusionReader = NULL;
 837
 838   for (unsigned int i = 0; i < mSlicers.size(); i++)
 839     mSlicers[i]->RemoveActor(actor_type,overlay_index);
 840
 841   if (actor_type=="vector") {
 842     mVF=NULL;
 843     mVectorReader=NULL;
 844   }
 845 }
 846 //----------------------------------------------------------------------------
 847
 848
 849 //----------------------------------------------------------------------------
 850 void vvSlicerManager::RemoveActors()
 851 {
 852   ///This method leaks a few objects. See RemoveActor for what a
 853   ///correct implementation would look like
 854   //DS -> probably due to the reader (now released in the
 855   //RemoveActor() function. (I hope)
 856   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 857     mSlicers[i]->SetDisplayMode(0);
 858     mSlicers[i]->GetRenderer()->RemoveActor(mSlicers[i]->GetImageActor());
 859   }
 860 }
 861 //----------------------------------------------------------------------------
 862
 863
 864 //----------------------------------------------------------------------------
 865 void vvSlicerManager::UpdateInfoOnCursorPosition(int slicer)
 866 {
 867   //  int view = mSlicers[slicer]->GetSliceOrientation();
 868   //  int slice = mSlicers[slicer]->GetSlice();
 869   double x = mSlicers[slicer]->GetCursorPosition()[0];
 870   double y = mSlicers[slicer]->GetCursorPosition()[1];
 871   double z = mSlicers[slicer]->GetCursorPosition()[2];
 872   double X = (x - mSlicers[slicer]->GetInput()->GetOrigin()[0])/
 873     mSlicers[slicer]->GetInput()->GetSpacing()[0];
 874   double Y = (y - mSlicers[slicer]->GetInput()->GetOrigin()[1])/
 875     mSlicers[slicer]->GetInput()->GetSpacing()[1];
 876   double Z = (z - mSlicers[slicer]->GetInput()->GetOrigin()[2])/
 877     mSlicers[slicer]->GetInput()->GetSpacing()[2];
 878   double value = -VTK_DOUBLE_MAX;
 879   int displayVec = 0;
 880   double xVec=0, yVec=0, zVec=0, valueVec=0;
 881   int displayOver = 0;
 882   int displayFus = 0;
 883   double valueOver=0, valueFus=0;
 884   if (X >= mSlicers[slicer]->GetInput()->GetWholeExtent()[0] &&
 885       X <= mSlicers[slicer]->GetInput()->GetWholeExtent()[1] &&
 886       Y >= mSlicers[slicer]->GetInput()->GetWholeExtent()[2] &&
 887       Y <= mSlicers[slicer]->GetInput()->GetWholeExtent()[3] &&
 888       Z >= mSlicers[slicer]->GetInput()->GetWholeExtent()[4] &&
 889       Z <= mSlicers[slicer]->GetInput()->GetWholeExtent()[5]) {
 890     value = this->GetScalarComponentAsDouble(mSlicers[slicer]->GetInput(), X, Y, Z);
 891
 892     if (mSlicers[slicer]->GetVFActor() ) {
 893       displayVec = 1;
 894       unsigned int currentTime = mSlicers[slicer]->GetTSlice();
 895       vtkImageData *vf = NULL;
 896
 897       if (mSlicers[slicer]->GetVF()->GetVTKImages().size() > currentTime)
 898         vf = mSlicers[slicer]->GetVF()->GetVTKImages()[currentTime];
 899       else
 900         vf = mSlicers[slicer]->GetVF()->GetVTKImages()[0];
 901
 902       if (vf) {
 903         double Xvf = (x - vf->GetOrigin()[0])/ vf->GetSpacing()[0];
 904         double Yvf = (y - vf->GetOrigin()[1])/ vf->GetSpacing()[1];
 905         double Zvf = (z - vf->GetOrigin()[2])/ vf->GetSpacing()[2];
 906         xVec = this->GetScalarComponentAsDouble( vf, Xvf, Yvf, Zvf, 0);
 907         yVec = this->GetScalarComponentAsDouble( vf, Xvf, Yvf, Zvf, 1);
 908         zVec = this->GetScalarComponentAsDouble( vf, Xvf, Yvf, Zvf, 2);
 909         valueVec = sqrt(xVec*xVec + yVec*yVec + zVec*zVec);
 910       }
 911     }
 912     if (mSlicers[slicer]->GetOverlayActor() ) {
 913       displayOver = 1;
 914       vtkImageData *overlay = dynamic_cast<vtkImageData*>(mSlicers[slicer]->GetOverlayMapper()->GetInput());
 915       double Xover = (x - overlay->GetOrigin()[0]) / overlay->GetSpacing()[0];
 916       double Yover = (y - overlay->GetOrigin()[1]) / overlay->GetSpacing()[1];
 917       double Zover = (z - overlay->GetOrigin()[2]) / overlay->GetSpacing()[2];
 918       valueOver = this->GetScalarComponentAsDouble(overlay, Xover, Yover, Zover);
 919     }
 920     if (mSlicers[slicer]->GetFusionActor() ) {
 921       displayFus = 1;
 922       vtkImageData *fusion = dynamic_cast<vtkImageData*>(mSlicers[slicer]->GetFusionMapper()->GetInput());
 923       double Xover = (x - fusion->GetOrigin()[0]) / fusion->GetSpacing()[0];
 924       double Yover = (y - fusion->GetOrigin()[1]) / fusion->GetSpacing()[1];
 925       double Zover = (z - fusion->GetOrigin()[2]) / fusion->GetSpacing()[2];
 926       valueFus = this->GetScalarComponentAsDouble(fusion, Xover, Yover, Zover);
 927     }
 928     emit UpdatePosition(mSlicers[slicer]->GetCursorVisibility(),
 929                         x,y,z,X,Y,Z,value);
 930     emit UpdateVector(displayVec,xVec, yVec, zVec, valueVec);
 931     emit UpdateOverlay(displayOver,valueOver,value);
 932     emit UpdateFusion(displayFus,valueFus);
 933   }
 934 }
 935 //----------------------------------------------------------------------------
 936
 937
 938 //----------------------------------------------------------------------------
 939 void vvSlicerManager::Activated()
 940 {
 941   emit currentImageChanged(mId);
 942 }
 943 //----------------------------------------------------------------------------
 944
 945
 946 //----------------------------------------------------------------------------
 947 void vvSlicerManager::Picked()
 948 {
 949   emit currentPickedImageChanged(mId);
 950 }
 951 //----------------------------------------------------------------------------
 952
 953 //----------------------------------------------------------------------------
 954 void vvSlicerManager::UpdateWindowLevel()
 955 {
 956   emit WindowLevelChanged(mSlicers[0]->GetColorWindow(),mSlicers[0]->GetColorLevel(),mPreset,mColorMap);
 957 }
 958 //----------------------------------------------------------------------------
 959
 960
 961 //----------------------------------------------------------------------------
 962 void vvSlicerManager::UpdateSlice(int slicer)
 963 {
 964   if (mPreviousSlice[slicer] == mSlicers[slicer]->GetSlice()) {
 965     //DD("============= NOTHING");
 966     return;
 967   }
 968   //std::cout << "vvSlicerManager::UpdateSlice " << slicer << " " << mSlicers[slicer]->GetSlice() << std::endl;
 969   emit UpdateSlice(slicer, mSlicers[slicer]->GetSlice());
 970   mSlicers[slicer]->Render(); // DS <-- I add this, this could/must be the only Render ...
 971   mPreviousSlice[slicer] = mSlicers[slicer]->GetSlice();
 972 }
 973 //----------------------------------------------------------------------------
 974
 975
 976 //----------------------------------------------------------------------------
 977 void vvSlicerManager::UpdateTSlice(int slicer)
 978 {
 979   int slice = mSlicers[slicer]->GetSlice();
 980   int tslice = mSlicers[slicer]->GetTSlice();
 981   if (mPreviousSlice[slicer] == slice) {
 982     if (mPreviousTSlice[slicer] == tslice) {
 983       //      DD("************** NOTHING ***********");
 984       return;
 985     }
 986   }
 987   mPreviousSlice[slicer] = slice;
 988   mPreviousTSlice[slicer] = tslice;
 989   //std::cout << "vvSlicerManager::UpdateTSlice " << slicer << " " << tslice << std::endl;
 990   emit UpdateTSlice(slicer, tslice);
 991 }
 992 //----------------------------------------------------------------------------
 993
 994
 995 //----------------------------------------------------------------------------
 996 void vvSlicerManager::UpdateSliceRange(int slicer)
 997 {
 998   emit UpdateSliceRange(slicer,
 999                         mSlicers[slicer]->GetSliceRange()[0], mSlicers[slicer]->GetSliceRange()[1],
1000                         0,mSlicers[slicer]->GetTMax());
1001 }
1002 //----------------------------------------------------------------------------
1003
1004
1005 //----------------------------------------------------------------------------
1006 void vvSlicerManager::SetPreset(int preset)
1007 {
1008   //vtkLookupTable* LUT = static_cast<vtkLookupTable*>(mSlicers[0]->GetWindowLevel()->GetLookupTable());
1009   double window = mSlicers[0]->GetColorWindow();
1010   double level = mSlicers[0]->GetColorLevel();
1011
1012   std::string component_type=mImage->GetScalarTypeAsITKString();
1013   switch (preset) {
1014   case 0:
1015     double range[2];
1016     mImage->GetScalarRange(range);
1017     window = range[1] - range[0];
1018     level = (range[1] + range[0])* 0.5;
1019     break;
1020   case 1:
1021     window = 2000;
1022     level = 0;
1023     break;
1024   case 2:
1025     window = 400;
1026     level = 20;
1027     break;
1028   case 3:
1029     window = 1500;
1030     level = -500;
1031     break;
1032   case 4:
1033     window = 1000;
1034     level = 500;
1035     break;
1036   case 5:
1037     window = 1;
1038     level = 0.5;
1039     break;
1040   case 6:
1041     break;
1042   case 7:
1043     window=1.;
1044     level=0.;
1045     break;
1046   }
1047   mPreset = preset;
1048   this->SetColorWindow(window);
1049   this->SetColorLevel(level);
1050
1051   //if (LUT)
1052   //{
1053   //    SetColorMap(-1);
1054   //}
1055 }
1056 //----------------------------------------------------------------------------
1057
1058
1059 //----------------------------------------------------------------------------
1060 void vvSlicerManager::SetLocalColorWindowing(const int slicer)
1061 {
1062   double min, max;
1063   this->mSlicers[slicer]->GetExtremasAroundMousePointer(min, max);
1064   this->SetColorWindow(max-min);
1065   this->SetColorLevel(0.5*(min+max));
1066   this->UpdateWindowLevel();
1067   this->Render();
1068 }
1069 //----------------------------------------------------------------------------
1070
1071
1072 //----------------------------------------------------------------------------
1073 void vvSlicerManager::SetColorMap(int colormap)
1074 {
1075   double range[2];
1076   range[0] = mSlicers[0]->GetInput()->GetScalarRange()[0];
1077   range[1] = mSlicers[0]->GetInput()->GetScalarRange()[1];
1078
1079   double window = mSlicers[0]->GetWindowLevel()->GetWindow();
1080   double level = mSlicers[0]->GetWindowLevel()->GetLevel();
1081
1082   vtkLookupTable* LUT = static_cast<vtkLookupTable*>(mSlicers[0]->GetWindowLevel()->GetLookupTable());
1083   switch (colormap) {
1084   case -1:
1085     break;
1086   case 0:
1087     LUT = NULL;
1088     break;
1089   case 1:
1090     if (LUT == NULL)
1091       LUT = vtkLookupTable::New();
1092     LUT->SetValueRange(0,1);
1093     LUT->SetSaturationRange(1,1);
1094     LUT->SetHueRange(0,0.18);
1095     break;
1096   case 2:
1097     if (LUT == NULL)
1098       LUT = vtkLookupTable::New();
1099     LUT->SetValueRange(0,1);
1100     LUT->SetSaturationRange(1,1);
1101     LUT->SetHueRange(0.4,0.80);
1102     break;
1103   case 3:
1104     if (LUT == NULL)
1105       LUT = vtkLookupTable::New();
1106     LUT->SetValueRange(0.5,1);
1107     LUT->SetSaturationRange(1,1);
1108     LUT->SetHueRange(0.666,0);
1109     break;
1110   case 4:
1111     if (LUT == NULL)
1112       LUT = vtkLookupTable::New();
1113     LUT->SetValueRange(0,1);
1114     LUT->SetSaturationRange(1,1);
1115     LUT->SetHueRange(0,1);
1116     break;
1117   case 5:
1118     if (LUT == NULL)
1119       LUT = vtkLookupTable::New();
1120     LUT->SetValueRange(0.,1);
1121     LUT->SetSaturationRange(1,1);
1122     LUT->SetHueRange(1,0.1);
1123     //LUT->SetRampToLinear();
1124     break;
1125   }
1126   if (LUT) {
1127     LUT->SetTableRange(level-fabs(window)/4,level+fabs(window)/4);
1128     LUT->Build();
1129   }
1130   vtkWindowLevelLookupTable* fusLUT = NULL;
1131   if (mSlicers[0]->GetFusion()) { // && mFusionColorMap >= 0) {
1132     fusLUT = vtkWindowLevelLookupTable::New();
1133     double fusRange [2];
1134     fusRange[0] = mFusionLevel - mFusionWindow/2;
1135     fusRange[1] = mFusionLevel + mFusionWindow/2;
1136     double* frange = mFusionReader->GetOutput()->GetVTKImages()[0]->GetScalarRange();
1137     fusLUT->SetTableRange(frange);
1138     fusLUT->SetValueRange(1,1);
1139     fusLUT->SetSaturationRange(1,1);
1140     fusLUT->SetAlphaRange(1, 1);
1141     fusLUT->SetWindow(mFusionWindow);
1142     fusLUT->SetLevel(mFusionLevel);
1143     if (mFusionColorMap == 1)
1144       fusLUT->SetHueRange(0,0.18);
1145     else if (mFusionColorMap == 2)
1146       fusLUT->SetHueRange(0.4,0.80);
1147     else if (mFusionColorMap == 3)
1148     {
1149       fusLUT->SetHueRange(0.666, 0);
1150       fusLUT->SetValueRange(0.5, 1);
1151     }
1152     else if (mFusionColorMap == 4)
1153       fusLUT->SetHueRange(0,1);
1154     else if (mFusionColorMap <= 0)
1155     {
1156       fusLUT->SetValueRange(0,1);
1157       fusLUT->SetSaturationRange(0,0);
1158     }
1159
1160     fusLUT->ForceBuild();
1161
1162     // set color table transparency
1163     double alpha_range_end = frange[0] + (double)mFusionThresOpacity*(frange[1] - frange[0])/100;
1164     for (double i = frange[0]; i < alpha_range_end; i++) {
1165       double v[4];
1166       vtkIdType index = fusLUT->GetIndex(i);
1167       fusLUT->GetTableValue(index, v);
1168       v[3] = 0;
1169       fusLUT->SetTableValue(index, v);
1170     }
1171   }
1172   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
1173
1174     if (mSlicers[i]->GetOverlay()) {
1175       vtkLookupTable* supLUT = vtkLookupTable::New();
1176       supLUT->SetTableRange(range[0],range[1]);
1177       supLUT->SetValueRange(1,1);
1178       supLUT->SetSaturationRange(1,1);
1179       supLUT->SetHueRange(double(mOverlayColor)/360,double(mOverlayColor)/360);
1180       supLUT->Build();
1181       vtkLookupTable* invLUT = vtkLookupTable::New();
1182       invLUT->SetTableRange(range[0],range[1]);
1183       invLUT->SetValueRange(1,1);
1184       invLUT->SetSaturationRange(1,1);
1185       invLUT->SetHueRange(double((mOverlayColor+180)%360)/360,double((mOverlayColor+180)%360)/360);
1186       invLUT->Build();
1187       dynamic_cast<vvImageMapToWLColors*>(mSlicers[i]->GetWindowLevel())
1188         ->SetWindowLevelMode(true);
1189       mSlicers[i]->GetWindowLevel()->SetLookupTable(supLUT);
1190       mSlicers[i]->GetOverlayMapper()->SetLookupTable(invLUT);
1191       invLUT->Delete();
1192       supLUT->Delete();
1193     } else if (mSlicers[i]->GetOverlay()) {
1194       //dynamic_cast<vvImageMapToWLColors*>(mSlicers[i]->GetWindowLevel())
1195       //->SetWindowLevelMode(false);
1196       mSlicers[i]->GetWindowLevel()->SetLookupTable(LUT);
1197     } else {
1198       mSlicers[i]->GetWindowLevel()->SetLookupTable(LUT);
1199     }
1200
1201     if (mSlicers[i]->GetFusion()) {
1202       mSlicers[i]->GetFusionMapper()->SetLookupTable(fusLUT);
1203       mSlicers[i]->GetFusionActor()->SetOpacity(double(mFusionOpacity)/100);
1204     }
1205   }
1206   if (fusLUT)
1207     fusLUT->Delete();
1208   if (colormap >= 0)
1209     mColorMap = colormap;
1210 }
1211 //----------------------------------------------------------------------------
1212
1213
1214 //----------------------------------------------------------------------------
1215 vvLandmarks* vvSlicerManager::GetLandmarks()
1216 {
1217   if (mLandmarks == NULL) {
1218     mLandmarks = new vvLandmarks(mSlicers[0]->GetTMax()+1);
1219     for (unsigned int i = 0; i < mSlicers.size(); i++)
1220       mSlicers[i]->SetLandmarks(mLandmarks);
1221   }
1222   return mLandmarks;
1223 }
1224 //----------------------------------------------------------------------------
1225
1226
1227 //----------------------------------------------------------------------------
1228 void vvSlicerManager::AddLandmark(float x,float y,float z,float t)
1229 {
1230   double x_index = (x - mSlicers[0]->GetInput()->GetOrigin()[0])/mSlicers[0]->GetInput()->GetSpacing()[0];
1231   double y_index = (y - mSlicers[0]->GetInput()->GetOrigin()[1])/mSlicers[0]->GetInput()->GetSpacing()[1];
1232   double z_index = (z - mSlicers[0]->GetInput()->GetOrigin()[2])/mSlicers[0]->GetInput()->GetSpacing()[2];
1233   if (x_index >= mSlicers[0]->GetInput()->GetWholeExtent()[0] &&
1234       x_index <= mSlicers[0]->GetInput()->GetWholeExtent()[1] &&
1235       y_index >= mSlicers[0]->GetInput()->GetWholeExtent()[2] &&
1236       y_index <= mSlicers[0]->GetInput()->GetWholeExtent()[3] &&
1237       z_index >= mSlicers[0]->GetInput()->GetWholeExtent()[4] &&
1238       z_index <= mSlicers[0]->GetInput()->GetWholeExtent()[5]) {
1239     double value = this->GetScalarComponentAsDouble(mSlicers[0]->GetInput(), x_index, y_index, z_index);
1240     this->GetLandmarks()->AddLandmark(x,y,z,t,value);
1241     emit LandmarkAdded();
1242   }
1243 }
1244 //----------------------------------------------------------------------------
1245
1246 //----------------------------------------------------------------------------
1247 void vvSlicerManager::PrevImage(int slicer)
1248 {
1249   emit ChangeImageWithIndexOffset(this, slicer, -1);
1250 }
1251 //----------------------------------------------------------------------------
1252
1253 //----------------------------------------------------------------------------
1254 void vvSlicerManager::NextImage(int slicer)
1255 {
1256   emit ChangeImageWithIndexOffset(this, slicer,  1);
1257 }
1258 //----------------------------------------------------------------------------
1259
1260 //----------------------------------------------------------------------------
1261 void vvSlicerManager::VerticalSliderHasChanged(int slicer, int slice)
1262 {
1263   emit AVerticalSliderHasChanged(slicer, slice);
1264 }
1265
1266 //----------------------------------------------------------------------------
1267
1268 //----------------------------------------------------------------------------
1269 double vvSlicerManager::GetScalarComponentAsDouble(vtkImageData *image, double X, double Y, double Z, int component)
1270 {
1271   int ix, iy, iz;
1272   return mSlicers[0]->GetScalarComponentAsDouble(image, X, Y, Z, ix, iy, iz, component);
1273 }
1274 //----------------------------------------------------------------------------