lib/GUI/Base/VolumeRenderer/volumerendererdata.cxx

   1 #include "volumerendererdata.h"
   2 #include "vtkObjectFactory.h"
   3
   4 vtkCxxRevisionMacro(VolumeRendererData, "$Revision: 1.10 $");
   5 vtkStandardNewMacro(VolumeRendererData);
   6
   7 VolumeRendererData::VolumeRendererData()
   8 {
   9     VolRendManager      = NULL;
  10     ImageData           = NULL;
  11     Renderer            = NULL;
  12     Interactor          = NULL;
  13     LookUpTable         = NULL;
  14     //ImageDataSeparateComponents = false;
  15 }
  16
  17
  18 void VolumeRendererData::ShowVolume(bool checked){
  19     try{
  20         if(checked){
  21                 invariant();
  22                 if(!VolRendManager){
  23                     VolRendManager = new VolumeRendererManager();
  24                     VolRendManager->addVolume(ImageData, Interactor);
  25                 }
  26                 if(LookUpTable)
  27                                 {
  28                     VolRendManager->SetLookupTable(LookUpTable);
  29                                 }
  30                 vector< vtkProp3D* > props = VolRendManager->getProps3D();
  31                 for(unsigned i = 0; i < props.size(); i++){
  32                     Renderer->AddActor(props[i]);
  33                 }
  34
  35         }else{
  36             vector< vtkProp3D* > props = VolRendManager->getProps3D();
  37             for(unsigned i = 0; i < props.size(); i++){
  38                 Renderer->RemoveActor(props[i]);
  39             }
  40             delete VolRendManager;
  41             VolRendManager = 0;
  42         }
  43     }catch(char* e){
  44         cout<<"Exception in: "<<e<<endl;
  45     }catch(exception e){
  46         cout<<"Exception in: "<<e.what()<<endl;
  47     }
  48
  49 }
  50
  51 void VolumeRendererData::invariant()
  52 {
  53     if(!ImageData)
  54         {
  55         throw "Image data not set";
  56     }
  57     if(!Renderer)
  58         {
  59         throw "renderer not initialized";
  60     }
  61 }
  62
  63 void VolumeRendererData::OpacityChanged(vector<double> greyvalues, vector<double> values)
  64 {
  65     //invariant();
  66     if(VolRendManager!=NULL)
  67         {
  68         ShowVolume(true);
  69                 VolRendManager->setVolumeOpacity(greyvalues,values);
  70         }
  71 }
  72
  73
  74 void  VolumeRendererData::BoundingBoxChanged(bool checked){
  75    // invariant();
  76
  77     if(VolRendManager==NULL)
  78     {
  79          ShowVolume(true);
  80     }
  81
  82
  83     if(VolRendManager && Interactor){
  84         if(checked){
  85             VolRendManager->EnableBoundingBox(Interactor);
  86         }else{
  87             VolRendManager->DisableBoundingBox();
  88         }
  89     }
  90
  91 }
  92
  93
  94 void VolumeRendererData::changeCompositeMIPFunction(int function){
  95     invariant();
  96     if(VolRendManager)
  97         {
  98         VolRendManager->changeCompositeMIPFunction(0, function);
  99         }
 100 }
 101
 102 /**
 103   changes the interoplation type of the volume
 104   type = 0 linear
 105   type = 1 nearest
 106    */
 107 void VolumeRendererData::changeInterpolationType(int type){
 108     invariant();
 109     if(VolRendManager)
 110         {
 111         VolRendManager->changeInterpolationType(type);
 112         }
 113 }