+void vvToolSegmentation::UpdateMaskSize(vvImage::Pointer image, long & pix, double & cc)
+{
+ pix = ComputeNumberOfPixels(image, GetForegroundValue());
+ double vol = image->GetSpacing()[0]*image->GetSpacing()[1]*image->GetSpacing()[2];
+ cc = pix * vol / (10*10*10);
+}
+//------------------------------------------------------------------------------
+
+
+//------------------------------------------------------------------------------
+long vvToolSegmentation::ComputeNumberOfPixels(vvImage::Pointer image, double value)
+{
+ int n=0;
+ vtkImageData * im = image->GetFirstVTKImageData();
+ char * pPix = (char*)im->GetScalarPointer(); // FIXME char ?
+ for(uint i=0; i<im->GetNumberOfPoints(); i++) {
+ if (pPix[i] == value) n++;
+ }
+ DD(n);
+ return n;
+}
+//------------------------------------------------------------------------------
+
+
+//------------------------------------------------------------------------------
+void vvToolSegmentation::KeyPressed(std::string KeyPress)
+{
+ if (KeyPress == "G") {
+ RegionGrowing();
+ }
+ if (KeyPress == "e") {
+ Erode();
+ }
+ if (KeyPress == "d") {
+ Dilate(); // FIXME -> extend image BB !!
+ }
+ if (KeyPress == "L") {
+ Labelize();
+ }
+ if (KeyPress == "m") {
+ Merge();
+ UpdateAndRenderNewMask();
+ }
+ if (KeyPress == "s") { // Supress "Remove" one label
+ if (mCurrentState == State_CCL) RemoveLabel();
+ }
+ if (KeyPress == "t") { // display remove ref contour
+ mRefMaskActor->SetContourVisible(!mRefMaskActor->IsContourVisible());
+ mRefMaskActor->UpdateColor();
+ mCurrentSlicerManager->Render();
+ }
+ if (KeyPress == "w") {
+ vvImageWriter::Pointer writer = vvImageWriter::New();
+ writer->SetOutputFileName("a.mha");
+ writer->SetInput(mCurrentMaskImage);
+ writer->Update();
+ }
+}
+//------------------------------------------------------------------------------
+
+
+//------------------------------------------------------------------------------
+void vvToolSegmentation::RegionGrowing()
+{
+ DD("RegionGrowing");
+ QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
+ // Merge labels if needed
+ Merge();
+ // Get mouse location
+ DD(mCurrentLabelUnderMousePointer);
+ DDV(mCurrentMousePositionInMM, 3);
+ // DDV(mCurrentMousePositionInPixel, 3);
+
+ // Build RG filter parameters
+ typedef args_info_clitkRegionGrowing ArgsInfoType;
+ ArgsInfoType a;
+ cmdline_parser_clitkRegionGrowing_init(&a);
+ // FIXME parameters
+ a.type_arg = 4; // FIXME set by gui
+ DD(a.lower_arg);
+ a.lower_arg = 200;
+ a.upper_arg = 3000;
+ a.seed_given = 3;
+ a.seed_arg = new int[3];
+
+ DDV(mCurrentMousePositionInMM, 3);
+ vtkImageData * image = mCurrentImage->GetFirstVTKImageData();
+ double x = (mCurrentMousePositionInMM[0] - image->GetOrigin()[0]) / image->GetSpacing()[0];
+ double y = (mCurrentMousePositionInMM[1] - image->GetOrigin()[1]) / image->GetSpacing()[1];
+ double z = (mCurrentMousePositionInMM[2] - image->GetOrigin()[2]) / image->GetSpacing()[2];
+ a.seed_arg[0] = x;
+ a.seed_arg[1] = y;
+ a.seed_arg[2] = z;
+ a.verbose_flag = 1;
+
+ // Build RG filter parameters
+ typedef clitk::RegionGrowingGenericFilter<args_info_clitkRegionGrowing> FilterType;
+ FilterType::Pointer filter = FilterType::New();
+ filter->SetArgsInfo(a);
+ filter->SetInputVVImage(mCurrentImage);
+ filter->SetIOVerbose(true);
+ filter->Update();
+ mCurrentMaskImage = filter->GetOutputVVImage();
+ DD("filter done");
+
+ mCurrentMaskActor->RemoveActors();
+ mCurrentMaskActor = CreateMaskActor(mCurrentMaskImage, 1, 0, false);
+ mCurrentMaskActor->Update(); // default color is red
+ UpdateAndRenderNewMask();
+ UpdateMaskSizeLabels();
+ DD("end");
+
+ // mouse pointer
+ QApplication::restoreOverrideCursor();
+}
+//------------------------------------------------------------------------------
+
+
+//------------------------------------------------------------------------------
+void vvToolSegmentation::Merge()