diff --git a/SceneAux.cpp b/SceneAux.cpp
index 9a3d720..d94b15b 100644
--- a/SceneAux.cpp
+++ b/SceneAux.cpp
@@ -45,7 +45,7 @@ Scene::SetWinRect( const Point3d& ptWinRectP1, const Point3d& ptWinRectP2)
    m_ptWinRectP1 = ptWinRectP1 ;
    m_ptWinRectP2 = ptWinRectP2 ;
 
-   return ( ! AreSamePointNear( m_ptWinRectP1, m_ptWinRectP2)) ;
+   return ( ! AreSamePointApprox( m_ptWinRectP1, m_ptWinRectP2)) ;
 }
 
 //----------------------------------------------------------------------------
diff --git a/SceneCamera.cpp b/SceneCamera.cpp
index bb432e9..11bd332 100644
--- a/SceneCamera.cpp
+++ b/SceneCamera.cpp
@@ -144,13 +144,13 @@ Scene::GetCameraDir( void)
       return CT_LEFT ;
    else if (  m_vtDirCamera.IsZminus())
       return CT_BOTTOM ;
-   else if (  AreSameVectorNear( m_vtDirCamera, Vector3d( - SQRT1_3, - SQRT1_3, SQRT1_3)))
+   else if (  AreSameVectorApprox( m_vtDirCamera, Vector3d( - SQRT1_3, - SQRT1_3, SQRT1_3)))
       return CT_ISO_SW ;
-   else if (  AreSameVectorNear( m_vtDirCamera, Vector3d( SQRT1_3, - SQRT1_3, SQRT1_3)))
+   else if (  AreSameVectorApprox( m_vtDirCamera, Vector3d( SQRT1_3, - SQRT1_3, SQRT1_3)))
       return CT_ISO_SE ;
-   else if (  AreSameVectorNear( m_vtDirCamera, Vector3d( SQRT1_3, SQRT1_3, SQRT1_3)))
+   else if (  AreSameVectorApprox( m_vtDirCamera, Vector3d( SQRT1_3, SQRT1_3, SQRT1_3)))
       return CT_ISO_NE ;
-   else if (  AreSameVectorNear( m_vtDirCamera, Vector3d( - SQRT1_3, SQRT1_3, SQRT1_3)))
+   else if (  AreSameVectorApprox( m_vtDirCamera, Vector3d( - SQRT1_3, SQRT1_3, SQRT1_3)))
       return CT_ISO_NW ;
    else
       return CT_NONE ;