diff --git a/src/AIS/AIS_ColorScale.cxx b/src/AIS/AIS_ColorScale.cxx
index ebcad40889..4317fa08c2 100644
--- a/src/AIS/AIS_ColorScale.cxx
+++ b/src/AIS/AIS_ColorScale.cxx
@@ -55,12 +55,8 @@ namespace
     theTris->AddVertex (gp_Pnt (theXLeft + theSizeX, theYBottom,            0.0), theColorBottom);
     theTris->AddVertex (gp_Pnt (theXLeft,            theYBottom + theSizeY, 0.0), theColorTop);
     theTris->AddVertex (gp_Pnt (theXLeft + theSizeX, theYBottom + theSizeY, 0.0), theColorTop);
-    theTris->AddEdge (aVertIndex);
-    theTris->AddEdge (aVertIndex + 1);
-    theTris->AddEdge (aVertIndex + 2);
-    theTris->AddEdge (aVertIndex + 1);
-    theTris->AddEdge (aVertIndex + 2);
-    theTris->AddEdge (aVertIndex + 3);
+    theTris->AddEdges (aVertIndex,     aVertIndex + 1, aVertIndex + 2);
+    theTris->AddEdges (aVertIndex + 1, aVertIndex + 2, aVertIndex + 3);
   }
 
   //! Compute hue angle from specified value.
diff --git a/src/Graphic3d/Graphic3d_ArrayOfPrimitives.hxx b/src/Graphic3d/Graphic3d_ArrayOfPrimitives.hxx
index 6e63e59322..490574872a 100644
--- a/src/Graphic3d/Graphic3d_ArrayOfPrimitives.hxx
+++ b/src/Graphic3d/Graphic3d_ArrayOfPrimitives.hxx
@@ -631,6 +631,39 @@ public: //! @name optional array of Indices/Edges for using shared Vertex data
   //! @return the actual edges number
   Standard_EXPORT Standard_Integer AddEdge (const Standard_Integer theVertexIndex);
 
+  //! Convenience method, adds two vertex indices (a segment) in the range [1,VertexNumber()] in the array.
+  //! @return the actual edges number
+  Standard_Integer AddEdges (Standard_Integer theVertexIndex1,
+                             Standard_Integer theVertexIndex2)
+  {
+    AddEdge (theVertexIndex1);
+    return AddEdge (theVertexIndex2);
+  }
+
+  //! Convenience method, adds three vertex indices (a triangle) in the range [1,VertexNumber()] in the array.
+  //! @return the actual edges number
+  Standard_Integer AddEdges (Standard_Integer theVertexIndex1,
+                             Standard_Integer theVertexIndex2,
+                             Standard_Integer theVertexIndex3)
+  {
+    AddEdge (theVertexIndex1);
+    AddEdge (theVertexIndex2);
+    return AddEdge (theVertexIndex3);
+  }
+
+  //! Convenience method, adds four vertex indices (a quad) in the range [1,VertexNumber()] in the array.
+  //! @return the actual edges number
+  Standard_Integer AddEdges (Standard_Integer theVertexIndex1,
+                             Standard_Integer theVertexIndex2,
+                             Standard_Integer theVertexIndex3,
+                             Standard_Integer theVertexIndex4)
+  {
+    AddEdge (theVertexIndex1);
+    AddEdge (theVertexIndex2);
+    AddEdge (theVertexIndex3);
+    return AddEdge (theVertexIndex4);
+  }
+
 public: //! @name optional array of Bounds/Subgroups within primitive array (e.g. restarting primitives / assigning colors)
 
   //! Returns optional bounds buffer.
diff --git a/src/StdPrs/StdPrs_ShadedShape.cxx b/src/StdPrs/StdPrs_ShadedShape.cxx
index 7fda37ccb1..8f2de978c8 100644
--- a/src/StdPrs/StdPrs_ShadedShape.cxx
+++ b/src/StdPrs/StdPrs_ShadedShape.cxx
@@ -268,9 +268,9 @@ namespace
         aV1.Cross (aV2);
         if (aV1.SquareMagnitude() > aPreci)
         {
-          anArray->AddEdge (anIndex[0] + aDecal);
-          anArray->AddEdge (anIndex[1] + aDecal);
-          anArray->AddEdge (anIndex[2] + aDecal);
+          anArray->AddEdges (anIndex[0] + aDecal,
+                             anIndex[1] + aDecal,
+                             anIndex[2] + aDecal);
         }
       }
     }