X-Git-Url: http://git.dev.opencascade.org/gitweb/?p=occt.git;a=blobdiff_plain;f=src%2FNCollection%2FNCollection_Vec4.hxx;h=b3c84aea9a38256fe8684c8f79506657cc82cd4e;hb=f9b30c0db34c00de8b7a3d0724f3b46e23dfd590;hpb=a5278fc126a36055aa61c4fa3a5ee7331a1801ab

diff --git a/src/NCollection/NCollection_Vec4.hxx b/src/NCollection/NCollection_Vec4.hxx
index f049585df3..b3c84aea9a 100644
--- a/src/NCollection/NCollection_Vec4.hxx
+++ b/src/NCollection/NCollection_Vec4.hxx
@@ -73,6 +73,20 @@ public:
     v[3] = theW;
   }
 
+  //! Conversion constructor (explicitly converts some 4-component vector with other element type
+  //! to a new 4-component vector with the element type Element_t,
+  //! whose elements are static_cast'ed corresponding elements of theOtherVec4 vector)
+  //! @tparam OtherElement_t the element type of the other 4-component vector theOtherVec4
+  //! @param theOtherVec4 the 4-component vector that needs to be converted
+  template <typename OtherElement_t>
+  explicit NCollection_Vec4 (const NCollection_Vec4<OtherElement_t>& theOtherVec4)
+  {
+    v[0] = static_cast<Element_t> (theOtherVec4[0]);
+    v[1] = static_cast<Element_t> (theOtherVec4[1]);
+    v[2] = static_cast<Element_t> (theOtherVec4[2]);
+    v[3] = static_cast<Element_t> (theOtherVec4[3]);
+  }
+
   //! Assign new values to the vector.
   void SetValues (const Element_t theX,
                   const Element_t theY,