lib/maracasVisuLib/src/CutModule/kernel/CutModelData.cxx

   1 /*=========================================================================
   2
   3   Program:   wxMaracas
   4   Module:    $RCSfile: CutModelData.cxx,v $
   5   Language:  C++
   6   Date:      $Date: 2009/08/31 08:46:11 $
   7   Version:   $Revision: 1.1 $
   8
   9   Copyright: (c) 2002, 2003
  10   License:
  11
  12      This software is distributed WITHOUT ANY WARRANTY; without even
  13      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
  14      PURPOSE.  See the above copyright notice for more information.
  15
  16 =========================================================================*/
  17 #include "CutModelData.h"
  18
  19 /**
  20 **      Start of the manager class
  21 **/
  22 CutModelData::CutModelData(int id, vtkRenderWindowInteractor* interactor, vtkCommand* observer, vtkImageData* img){
  23         _id = id;
  24         _currentshape=0;
  25         createBoxWidget(interactor, observer);
  26         setTransform(img);
  27         createActor();
  28         createShapes();
  29         ChangeShape(0);
  30         checkInvariant();
  31
  32
  33 }
  34 CutModelData::~CutModelData(){
  35         checkInvariant();
  36         _boxWidgetVolume->Off();
  37         _boxWidgetVolume->Delete();
  38         _Mapper->Delete();
  39         _Actor->Delete();
  40         delete _cubefigure;
  41         delete _cylinderfigure;
  42         delete _spherefigure;
  43         currentmatrix->Delete();
  44         inversModel->Delete();
  45 }
  46
  47 void CutModelData::createBoxWidget(vtkRenderWindowInteractor* interactor, vtkCommand* observer){
  48
  49         _boxWidgetVolume = vtkBoxWidget::New();
  50         _boxWidgetVolume->SetInteractor( interactor );
  51         //_boxWidgetVolume->SetPlaceFactor(2);
  52         //_boxWidgetVolume->SetInput( img );
  53         //_boxWidgetVolume->PlaceWidget();
  54         _boxWidgetVolume->AddObserver( vtkCommand::InteractionEvent              , observer );
  55         _boxWidgetVolume->AddObserver( vtkCommand::StartInteractionEvent                 , observer );
  56         _boxWidgetVolume->AddObserver( vtkCommand::RightButtonReleaseEvent               , observer );
  57
  58         _boxWidgetVolume->HandlesOn ();
  59         _boxWidgetVolume->On();
  60 }
  61 void CutModelData::setTransform(vtkImageData* img)throw( CutModelException){
  62
  63         currentmatrix = vtkTransform::New();
  64         modeltransform = vtkTransform::New();
  65         inversModel     = vtkTransform::New();
  66
  67         vtkMatrix4x4* matrix = vtkMatrix4x4::New();
  68         matrix->Identity();
  69         int *ext = img->GetExtent();
  70         double *spc = img->GetSpacing();
  71
  72         matrix->SetElement(0,0,(ext[1]-ext[0])/4*spc[0]);
  73         matrix->SetElement(1,1,(ext[3]-ext[2])/4*spc[1]);
  74         matrix->SetElement(2,2,(ext[5]-ext[4])/4*spc[2]);
  75         matrix->SetElement(0,3,(ext[1]-ext[0])/2*spc[0]);
  76         matrix->SetElement(1,3,(ext[3]-ext[2])/2*spc[1]);
  77         matrix->SetElement(2,3,(ext[5]-ext[4])/2*spc[2]);
  78
  79         currentmatrix->SetMatrix(matrix);
  80         _boxWidgetVolume->SetTransform(currentmatrix);
  81
  82 }
  83 void CutModelData::createActor(){
  84
  85         _Mapper = vtkPolyDataMapper::New();
  86         _Actor  = vtkActor::New();
  87         _Actor->SetMapper(_Mapper);
  88         _Actor->GetProperty()->SetColor(1, 0, 0);
  89         _Actor->GetProperty()->SetOpacity(0.4);
  90
  91 }
  92 void CutModelData::udapteActorDirection()throw( CutModelException){
  93         checkInvariant();
  94
  95         _boxWidgetVolume->GetTransform(currentmatrix);
  96         _Actor->SetUserMatrix(currentmatrix->GetMatrix());//SetUserTransform(currentmatrix );
  97 }
  98 void CutModelData::createShapes(){
  99         _cubefigure = new CutModelFigureCube();
 100         _cylinderfigure = new CutModelFigureCylinder();
 101         _spherefigure = new CutModelFigureSphere();
 102 }
 103 void CutModelData::changeOpacity(int opacity)throw( CutModelException){
 104         checkInvariant();
 105         _Actor->GetProperty()->SetOpacity((double)opacity/100.0);
 106 }
 107
 108 void CutModelData::ShowViewBox(bool check)throw( CutModelException){
 109         checkInvariant();
 110         if(check){
 111                 _boxWidgetVolume->On();
 112         }else{
 113                 _boxWidgetVolume->Off();
 114         }
 115 }
 116
 117 void CutModelData::ChangeShape(int selection)throw( CutModelException){
 118         checkInvariant();
 119
 120         if(selection == 0){
 121                 _Mapper->SetInput(_spherefigure->getPolyData());
 122         }else if(selection == 1){
 123                 _Mapper->SetInput(_cylinderfigure->getPolyData());
 124         }else if(selection == 2){
 125                 _Mapper->SetInput(_cubefigure->getPolyData());
 126         }else{
 127                 throw CutModelException("Shape type not found");
 128         }
 129
 130         _currentshape=selection;
 131 }
 132
 133 void CutModelData::checkInvariant()throw( CutModelException){
 134         if(_boxWidgetVolume==NULL){
 135                 throw CutModelException("Box Widget not created");
 136         }
 137         if(_Mapper==NULL){
 138                 throw CutModelException("Mapper not created");
 139         }
 140         if(_Actor==NULL){
 141                 throw CutModelException("Actor not created");
 142         }
 143         if(_cubefigure==NULL){
 144                 throw CutModelException("Cube not created");
 145         }
 146         if(_cylinderfigure==NULL){
 147                 throw CutModelException("Cylinder not created");
 148         }
 149         if(_spherefigure==NULL){
 150                 throw CutModelException("Sphere not created");
 151         }
 152
 153 }
 154
 155 vtkActor* CutModelData::getActor()throw( CutModelException){
 156         checkInvariant();
 157         return _Actor;
 158 }
 159
 160 void CutModelData::changeColor(double r,double g,double b)throw( CutModelException){
 161         checkInvariant();
 162         _Actor->GetProperty()->SetColor( r,g,b );
 163 }
 164 CutModelFigure* CutModelData::getCurentCuttingModel(){
 165     checkInvariant();
 166
 167         if(_currentshape == 0){
 168                 return _spherefigure;
 169         }else if(_currentshape == 1){
 170                 return _cylinderfigure;
 171         }else if(_currentshape == 2){
 172                 return _cubefigure;
 173         }else{
 174                 throw CutModelException("Shape type not found");
 175         }
 176 }
 177 void CutModelData::ExecuteCut( double* range, bool isinside, vtkImageData* copyimage)
 178 {
 179
 180         wxBusyCursor wait;
 181
 182         CutModelFigure* actualCuttingModel = getCurentCuttingModel();
 183
 184         actualCuttingModel->SetVtkTransform(getModelTransform(copyimage));
 185         actualCuttingModel->SetInversVtkTransform(getModelTransformInvers());
 186
 187         bool                    inside;
 188         bool                    volInt, volExt;
 189         int                             xx,yy,zz;
 190         unsigned short* pOrg;
 191         int                             ext[6];
 192         double                  spc[3];
 193         long int                contAfter = 0;
 194         long int                contBefor = 0;
 195
 196         double minvalue = range[0];
 197         double value    = range[1];
 198         double maxvalue = range[2];
 199
 200
 201         copyimage->GetExtent(ext);
 202
 203         for (xx=ext[0];xx<ext[1]; xx++)
 204         {
 205                 for (yy=ext[2];yy<ext[3]; yy++)
 206                 {
 207                         for (zz=ext[4];zz<ext[5];zz++)
 208                         {
 209                                 inside=actualCuttingModel->IfPointInside(xx,yy,zz);
 210                                 if (  ((inside==true)&&(isinside==true)) || ((!inside==true)&&(!isinside)) )
 211                                 {
 212                                         pOrg=(unsigned short*)copyimage->GetScalarPointer (xx,yy,zz);
 213
 214                                         //std::cout<<"xx,yy,zz "<<xx<<","<<yy<<","<<zz<<" "<<*pOrg<<std::endl;
 215                                         if ((unsigned short)minvalue <=(*pOrg)&&(*pOrg)<=(unsigned short)maxvalue)
 216                                         {
 217
 218                                                 *pOrg=(unsigned short)value;
 219
 220                                         }
 221                                 } // if inside
 222                         } // for zz
 223                 } // for yy
 224         } // for xx
 225
 226 }
 227
 228 vtkTransform* CutModelData::getModelTransform(vtkImageData* copyimage){
 229
 230         vtkMatrix4x4* matrix = currentmatrix->GetMatrix();
 231         vtkMatrix4x4* matrixmodel = modeltransform->GetMatrix();
 232
 233         double *spc = copyimage->GetSpacing();
 234
 235         matrixmodel->Identity();
 236         matrixmodel->SetElement(0,0,matrix->GetElement(0,0)/spc[0]);
 237         matrixmodel->SetElement(1,0,matrix->GetElement(1,0)/spc[0]);
 238         matrixmodel->SetElement(2,0,matrix->GetElement(2,0)/spc[0]);
 239         matrixmodel->SetElement(0,1,matrix->GetElement(0,1)/spc[1]);
 240         matrixmodel->SetElement(1,1,matrix->GetElement(1,1)/spc[1]);
 241         matrixmodel->SetElement(2,1,matrix->GetElement(2,1)/spc[1]);
 242         matrixmodel->SetElement(0,2,matrix->GetElement(0,2)/spc[2]);
 243         matrixmodel->SetElement(1,2,matrix->GetElement(1,2)/spc[2]);
 244         matrixmodel->SetElement(2,2,matrix->GetElement(2,2)/spc[2]);
 245         matrixmodel->SetElement(0,3,matrix->GetElement(0,3)/spc[0]);
 246         matrixmodel->SetElement(1,3,matrix->GetElement(1,3)/spc[1]);
 247         matrixmodel->SetElement(2,3,matrix->GetElement(2,3)/spc[2]);
 248
 249
 250         modeltransform->Update();
 251
 252         return modeltransform;
 253
 254
 255 }
 256 vtkTransform* CutModelData::getModelTransformInvers(){
 257         inversModel->Identity ();
 258         inversModel->Concatenate ( modeltransform );
 259         inversModel->Inverse();
 260         return inversModel;
 261 }