+ StartNewStep("[Station 3A] Post limits in S5 support according to Aorta");
+
+ // Consider Aorta, remove Left/Post part ; only around S5
+ // Get S5 support and Aorta
+ MaskImagePointer S5 = m_ListOfSupports["S5"];
+ MaskImagePointer Aorta = GetAFDB()->template GetImage <MaskImageType>("Aorta");
+ Aorta = clitk::ResizeImageLike<MaskImageType>(Aorta, S5, GetBackgroundValue());
+
+ // Inferiorly, Aorta has two CCL that merge into a single one when
+ // S6 appears. Loop on Aorta slices, select the most ant one, detect
+ // the most ant point.
+
+
+
+ // ====> TO BE CHANGED USING AscendingAorta and DescendingAorta
+
+
+
+ std::vector<MaskSlicePointer> slices;
+ clitk::ExtractSlices<MaskImageType>(Aorta, 2, slices);
+ std::vector<MaskImagePointType> points;
+ for(uint i=0; i<slices.size(); i++) {
+ // Select most ant CCL
+ slices[i] = clitk::Labelize<MaskSliceType>(slices[i], GetBackgroundValue(), false, 1);
+ std::vector<MaskSlicePointType> c;
+ clitk::ComputeCentroids<MaskSliceType>(slices[i], GetBackgroundValue(), c);
+ assert(c.size() == 3); // only 2 CCL
+ typename MaskSliceType::PixelType l;
+ if (c[1][1] > c[2][1]) { // We will remove the label=1
+ l = 1;
+ }
+ else {
+ l = 2;// We will remove the label=2
+ }
+ slices[i] = clitk::SetBackground<MaskSliceType, MaskSliceType>(slices[i], slices[i], l,
+ GetBackgroundValue(), true);
+
+ // Detect the most ant point
+ MaskSlicePointType p;
+ MaskImagePointType pA;
+ clitk::FindExtremaPointInAGivenDirection<MaskSliceType>(slices[i], GetBackgroundValue(), 1, true, p);
+ // Set the X coordinate to the X coordinate of the centroid
+ if (l==1) p[0] = c[2][0];
+ else p[0] = c[1][0];
+
+ // Convert in 3D and store
+ clitk::PointsUtils<MaskImageType>::Convert2DTo3D(p, Aorta, i, pA);
+ points.push_back(pA);
+ }
+
+ // DEBUG
+ // MaskImagePointer o = clitk::JoinSlices<MaskImageType>(slices, Aorta, 2);
+ // writeImage<MaskImageType>(o, "o.mhd");
+ // clitk::WriteListOfLandmarks<MaskImageType>(points, "Ant-Aorta.txt");
+
+ // Remove Post/Left to this point
+ m_Working_Support =
+ clitk::SliceBySliceSetBackgroundFromPoints<MaskImageType>(m_Working_Support,
+ GetBackgroundValue(), 2,
+ points,
+ true, // Set BG if X greater than point[x], and
+ true); // if Y greater than point[y]
+
+ StopCurrentStep<MaskImageType>(m_Working_Support);
+ m_ListOfStations["3A"] = m_Working_Support;