lib/maracasVisuLib/src/interface/wxWindows/widgets/wxMaracasSurfaceRenderingManagerDataMhd.cxx

   1
   2 #include "wxMaracasSurfaceRenderingManagerDataMhd.h"
   3
   4 wxMaracasSurfaceRenderingManagerDataMhd::wxMaracasSurfaceRenderingManagerDataMhd(vtkImageData* imagedata, std::string dataname, vtkRenderWindowInteractor*  interactor)
   5 : wxMaracasSurfaceRenderingManagerData(NULL, dataname, interactor)
   6 {
   7
   8         this->setVtkImageData(imagedata);
   9         _dataname = dataname;
  10
  11         _maxgreylevel = getMaxLevel(imagedata);
  12         _prop3D=NULL;
  13
  14         _cubesFilter = vtkMarchingCubes::New();
  15         _cleanFilter = vtkCleanPolyData::New();
  16         _dataMapper = vtkPolyDataMapper::New();
  17         vtkActor* dataActor = vtkActor::New();
  18
  19         _cubesFilter->SetInput(this->_imagedata);
  20         _cubesFilter->ComputeGradientsOn ();
  21         _cubesFilter->ComputeScalarsOn ();
  22         _cubesFilter->SetNumberOfContours( 1 );
  23         _cleanFilter->SetInput ( _cubesFilter->GetOutput() );
  24         _dataMapper->SetInput(_cleanFilter->GetOutput());
  25         _dataMapper->ScalarVisibilityOff();
  26         _dataMapper->ImmediateModeRenderingOn();
  27         dataActor->SetMapper(_dataMapper);
  28
  29         if(_boxWidgetS1){
  30                 _boxWidgetS1->SetInput(imagedata);
  31         }
  32
  33         this->_prop3D = dataActor;
  34
  35         this->changeIsoValue(this->_maxgreylevel);
  36
  37
  38 }
  39
  40 wxMaracasSurfaceRenderingManagerDataMhd::~wxMaracasSurfaceRenderingManagerDataMhd(){
  41         _cubesFilter->Delete();
  42         _cleanFilter->Delete();
  43         _dataMapper->Delete();
  44 }
  45
  46 void wxMaracasSurfaceRenderingManagerDataMhd::UpdateSurface(){
  47         _cubesFilter->Update();
  48         _cleanFilter->Update();
  49         _dataMapper->Update();
  50 }
  51 /**
  52 **      changes the isovalue in a prop3D
  53 **/
  54 void wxMaracasSurfaceRenderingManagerDataMhd::changeIsoValue(double value){
  55
  56
  57     _cubesFilter->SetValue(0,value);
  58         _cubesFilter->Update();
  59         _cleanFilter->Update();
  60         _dataMapper->Update();
  61
  62
  63
  64 }
  65 int wxMaracasSurfaceRenderingManagerDataMhd::getMaxGreyLevel(){
  66         return _maxgreylevel;
  67 }
  68
  69 /**
  70         ** Get's the max grey level of the image
  71         **/
  72 int wxMaracasSurfaceRenderingManagerDataMhd::getMaxLevel(vtkImageData* img){
  73
  74         int ext[6], i, j, k,max=0;
  75         img->GetExtent(ext);
  76
  77         for(i = ext[0]; i < ext[1];i++){
  78                 for(j = ext[2]; j < ext[3];j++){
  79                         for(k = ext[4]; k < ext[5];k++){
  80                 unsigned short* ptr = (unsigned short*)img->GetScalarPointer(i,j,k);
  81                                 int temp = (int)*ptr;
  82                                 if(temp > max){
  83                     max = temp;
  84                                 }
  85                         }
  86                 }
  87         }
  88         return max;
  89
  90
  91 }
  92
  93 /**
  94 **      Sets the VTK image data
  95 **/
  96
  97 void wxMaracasSurfaceRenderingManagerDataMhd::setVtkImageData(vtkImageData* imagedata){
  98         _imagedata = imagedata;
  99 }
 100