diff --git a/2.10/Source/Editor.dfm b/2.10/Source/Editor.dfm
index 05c9ad9..e647a0e 100644
--- a/2.10/Source/Editor.dfm
+++ b/2.10/Source/Editor.dfm
@@ -390,7 +390,7 @@ object EditForm: TEditForm
           Top = 24
           Width = 170
           Height = 344
-          ActivePage = TriangleTab
+          ActivePage = tabColors
           Align = alBottom
           Anchors = [akLeft, akTop, akRight, akBottom]
           MultiLine = True
@@ -1486,30 +1486,28 @@ object EditForm: TEditForm
                 Top = 184
                 Width = 129
                 Height = 25
-                Hint = 'Variation preview density'
                 Min = 1
                 ParentShowHint = False
-                Position = 10
+                Position = 2
                 ShowHint = True
                 TabOrder = 7
                 TabStop = False
                 ThumbLength = 15
-                OnChange = tbVarPreviewClick
+                OnChange = trkVarPreviewDensityChange
               end
               object trkVarPreviewRange: TTrackBar
                 Left = 8
                 Top = 152
                 Width = 129
                 Height = 25
-                Hint = 'Variation preview range'
                 Min = 1
                 ParentShowHint = False
-                Position = 1
+                Position = 2
                 ShowHint = True
                 TabOrder = 8
                 TabStop = False
                 ThumbLength = 15
-                OnChange = tbVarPreviewClick
+                OnChange = trkVarPreviewRangeChange
               end
             end
           end
@@ -1631,7 +1629,7 @@ object EditForm: TEditForm
     Left = 353
     Top = 80
     Bitmap = {
-      494C01010F001300040010001000FFFFFFFFFF00FFFFFFFFFFFFFFFF424D3600
+      494C01010F001300040010001000FFFFFFFFFF10FFFFFFFFFFFFFFFF424D3600
       0000000000003600000028000000400000005000000001002000000000000050
       0000000000000000000000000000000000000000000000000000000000000000
       0000000000000000000000000000000000000000000000000000000000000000
@@ -2295,6 +2293,7 @@ object EditForm: TEditForm
       C003E001E001E001C003F1F9F1F9F1F9C003F8F90009D8D9C003FC7980098C09
       C003F239C609C619C003F319E309E219C003F389F189F009C003F3C1F8C1F8C1
       C0030021FC41F061C0070031FE01E231C00FF3F9FF09C719C01FF3FDFF8D8F8D
-      C03FF3FFFFCFDFDFFFFFF3FFFFEFFFFF}
+      C03FF3FFFFCFDFDFFFFFF3FFFFEFFFFF00000000000000000000000000000000
+      000000000000}
   end
 end
diff --git a/2.10/Source/Editor.pas b/2.10/Source/Editor.pas
index d4ad279..af03c2b 100644
--- a/2.10/Source/Editor.pas
+++ b/2.10/Source/Editor.pas
@@ -282,6 +282,8 @@ type
     procedure btnOcoefsClick(Sender: TObject);
     procedure btnCoefsModeClick(Sender: TObject);
     procedure tbVarPreviewClick(Sender: TObject);
+    procedure trkVarPreviewRangeChange(Sender: TObject);
+    procedure trkVarPreviewDensityChange(Sender: TObject);
 
   private
     TriangleView: TCustomDrawControl;
@@ -953,7 +955,7 @@ var
     end;
   end;
 var
-  i: integer;
+  i, tc: integer;
   d, d1: double;
   tx, ty: double;
 
@@ -1070,8 +1072,9 @@ begin
 
         cp.xform[SelectedTriangle].prepare;
         //for i := 0 to Transforms-1 do cp.xform[i].prepare;
-        i := trkVarPreviewRange.position * trkVarPreviewDensity.position;
-        d1 := trkVarPreviewDensity.position;
+        i := trkVarPreviewRange.position * trkVarPreviewDensity.position * 5;
+        d1 := trkVarPreviewDensity.position * 5;
+        tc := GetTriangleColor(SelectedTriangle);
         for ax := -i to i do
           for ay := -i to i do
           begin
@@ -1080,7 +1083,7 @@ begin
             //cp.xform[random(Transforms)].nextpoint(tx,ty,d);
             cp.xform[SelectedTriangle].NextPoint(tx, ty, d); // d used as dummy var
             a := toscreen(tx,-ty);
-            Pixels[a.x, a.Y] := GetTriangleColor(SelectedTriangle);//$ffffff;
+            Pixels[a.x, a.Y] := {Pixels[a.x, a.Y] xor} tc;//$ffffff;
           end;
       end;
 
@@ -3505,5 +3508,17 @@ begin
   TriangleView.Invalidate;
 end;
 
+procedure TEditForm.trkVarPreviewRangeChange(Sender: TObject);
+begin
+  trkVarPreviewRange.Hint := Format('Range: %d', [trkVarPreviewRange.position]);
+  TriangleView.Invalidate;
+end;
+
+procedure TEditForm.trkVarPreviewDensityChange(Sender: TObject);
+begin
+  trkVarPreviewDensity.Hint := Format('Density: %d', [trkVarPreviewDensity.position]);
+  TriangleView.Invalidate;
+end;
+
 end.