Remove vcl_math calls

[clitk.git] / itk / clitkBoundingBoxUtils.txx

diff --git a/itk/clitkBoundingBoxUtils.txx b/itk/clitkBoundingBoxUtils.txx
index 26f38b2e7a3d55dc9ecf1eed7e642bb325c807d7..9f277cbe6ad93f2ed50d0397a60511fbbecad3ea 100644 (file)
--- a/itk/clitkBoundingBoxUtils.txx
+++ b/itk/clitkBoundingBoxUtils.txx
@@ -51,19 +51,51 @@ namespace clitk {
   void ComputeBBIntersection(typename itk::BoundingBox<unsigned long, Dimension>::Pointer bbo, 
                              typename itk::BoundingBox<unsigned long, Dimension>::Pointer bbi1, 
                              typename itk::BoundingBox<unsigned long, Dimension>::Pointer bbi2) {
+    typedef itk::BoundingBox<unsigned long, Dimension> BBType;
+    typedef typename BBType::PointType PointType;
+    PointType lastPoint;
+    PointType firstPoint;
+    for(unsigned int i=0; i<Dimension; i++) {
+      firstPoint[i] = std::max(bbi1->GetMinimum()[i], bbi2->GetMinimum()[i]);
+      lastPoint[i] = std::min(bbi1->GetMaximum()[i], bbi2->GetMaximum()[i]);
+    }
+    bbo->SetMaximum(lastPoint);
+    bbo->SetMinimum(firstPoint);
+  }
+  //--------------------------------------------------------------------
 
+
+  ///--------------------------------------------------------------------
+  template<int Dimension>
+  void ComputeBBIntersection(typename itk::BoundingBox<unsigned long, Dimension>::Pointer bbo, 
+                             typename itk::BoundingBox<unsigned long, Dimension>::Pointer bbi1, 
+                             typename itk::BoundingBox<unsigned long, Dimension>::Pointer bbi2, 
+                             int dimension) {
     typedef itk::BoundingBox<unsigned long, Dimension> BBType;
     typedef typename BBType::PointType PointType;
     PointType lastPoint;
     PointType firstPoint;
+    firstPoint[dimension] = std::max(bbi1->GetMinimum()[dimension], bbi2->GetMinimum()[dimension]);
+    lastPoint[dimension] = std::min(bbi1->GetMaximum()[dimension], bbi2->GetMaximum()[dimension]);
+    bbo->SetMaximum(lastPoint);
+    bbo->SetMinimum(firstPoint);
+  }
+  //--------------------------------------------------------------------
+
 
+  //--------------------------------------------------------------------
+  template<int Dimension>
+  void ComputeBBUnion(typename itk::BoundingBox<unsigned long, Dimension>::Pointer bbo, 
+                      typename itk::BoundingBox<unsigned long, Dimension>::Pointer bbi1, 
+                      typename itk::BoundingBox<unsigned long, Dimension>::Pointer bbi2) {
+    typedef itk::BoundingBox<unsigned long, Dimension> BBType;
+    typedef typename BBType::PointType PointType;
+    PointType lastPoint;
+    PointType firstPoint;
     for(unsigned int i=0; i<Dimension; i++) {
-      firstPoint[i] = std::max(bbi1->GetMinimum()[i], 
-                               bbi2->GetMinimum()[i]);
-      lastPoint[i] = std::min(bbi1->GetMaximum()[i], 
-                              bbi2->GetMaximum()[i]);
+      firstPoint[i] = std::min(bbi1->GetMinimum()[i], bbi2->GetMinimum()[i]);
+      lastPoint[i] = std::max(bbi1->GetMaximum()[i], bbi2->GetMaximum()[i]);
     }
-
     bbo->SetMaximum(lastPoint);
     bbo->SetMinimum(firstPoint);
   }