diff --git a/.vs/opdracht2/v16/.suo b/.vs/opdracht2/v16/.suo
index ed3d4ba..270b26e 100644
Binary files a/.vs/opdracht2/v16/.suo and b/.vs/opdracht2/v16/.suo differ
diff --git a/Globals/obj/Debug/DesignTimeResolveAssemblyReferences.cache b/Globals/obj/Debug/DesignTimeResolveAssemblyReferences.cache
index d52ca85..a3ab5aa 100644
Binary files a/Globals/obj/Debug/DesignTimeResolveAssemblyReferences.cache and b/Globals/obj/Debug/DesignTimeResolveAssemblyReferences.cache differ
diff --git a/Logica/PolygonManipulatie.cs b/Logica/PolygonManipulatie.cs
index 24f2ad3..375d6a3 100644
--- a/Logica/PolygonManipulatie.cs
+++ b/Logica/PolygonManipulatie.cs
@@ -283,6 +283,29 @@ namespace Logica
             return hoek;
         }
 
+        public PolygonPunten Peuker(PolygonPunten polygon, double epsilon)
+        {
+            double nX = Math.Abs(Math.Abs(polygon.MaximumX) - Math.Abs(polygon.MinimumX));
+            double nY = Math.Abs(Math.Abs(polygon.MaximumY) - Math.Abs(polygon.MinimumY));
+            epsilon = ((nX + nY) / 2) * epsilon;
+            polygon.Punten = Peuker(polygon.Punten, epsilon);
+            return polygon;
+
+        }
+
+        public MultiPolygonPunten Peuker(MultiPolygonPunten polygons, double epsilon)
+        {
+            double nX = Math.Abs(Math.Abs(polygons.MaximumX) - Math.Abs(polygons.MinimumX));
+            double nY = Math.Abs(Math.Abs(polygons.MaximumY) - Math.Abs(polygons.MinimumY));
+            epsilon = ((nX + nY) / 2) * epsilon;
+            foreach (PolygonPunten polygon in polygons.PolygonPunten)
+            {
+
+                polygon.Punten = Peuker(polygon.Punten, epsilon);
+            }
+            return polygons;
+
+        }
         private List<Punt> Peuker(List<Punt> punten, double epsilon)
         {
             double dmax = -1;
diff --git a/Logica/bin/Debug/Logica.dll b/Logica/bin/Debug/Logica.dll
index 9e4ad53..8eff22f 100644
Binary files a/Logica/bin/Debug/Logica.dll and b/Logica/bin/Debug/Logica.dll differ
diff --git a/Logica/bin/Debug/Logica.pdb b/Logica/bin/Debug/Logica.pdb
index baf17b2..a0e69d4 100644
Binary files a/Logica/bin/Debug/Logica.pdb and b/Logica/bin/Debug/Logica.pdb differ
diff --git a/Logica/obj/Debug/Logica.dll b/Logica/obj/Debug/Logica.dll
index 9e4ad53..8eff22f 100644
Binary files a/Logica/obj/Debug/Logica.dll and b/Logica/obj/Debug/Logica.dll differ
diff --git a/Logica/obj/Debug/Logica.pdb b/Logica/obj/Debug/Logica.pdb
index baf17b2..a0e69d4 100644
Binary files a/Logica/obj/Debug/Logica.pdb and b/Logica/obj/Debug/Logica.pdb differ
diff --git a/opdracht2/MainWindow.xaml b/opdracht2/MainWindow.xaml
index dbb9a28..4479299 100644
--- a/opdracht2/MainWindow.xaml
+++ b/opdracht2/MainWindow.xaml
@@ -19,10 +19,11 @@
         </Canvas>
         <ListBox x:Name="lb" Margin="10,94,568,93" SelectionChanged="lb_SelectionChanged" SelectionMode="Multiple"/>
         <Button x:Name="LoadFile" Content="LoadFile" HorizontalAlignment="Left" Margin="10,10,0,0" VerticalAlignment="Top" Height="27" Width="65" Click="LoadFile_Click"/>
-        <Slider HorizontalAlignment="Left" Margin="10,406,0,0" VerticalAlignment="Top" Width="120" Maximum="100" SmallChange="1"/>
-        <Label Content="Epsilon (0.001 - 0.1%)" HorizontalAlignment="Left" Margin="8,375,0,0" VerticalAlignment="Top"/>
+        <Slider x:Name="PeukerSlider" HorizontalAlignment="Left" Margin="10,406,0,0" VerticalAlignment="Top" Width="120" Maximum="100" SmallChange="1"/>
+        <Label x:Name="peukerPercentje" Content="Epsilon (0 - 0.1%)" HorizontalAlignment="Left" Margin="8,375,0,0" VerticalAlignment="Top"/>
         <CheckBox x:Name="Triangulate" Content="Triangulate" HorizontalAlignment="Left" Margin="10,346,0,0" VerticalAlignment="Top"/>
-        <CheckBox x:Name="Scale" Content="Scale" HorizontalAlignment="Left" Margin="107,349,0,0" VerticalAlignment="Top"/>
+        <CheckBox x:Name="Scale" Content="Scale" HorizontalAlignment="Left" Margin="93,346,0,0" VerticalAlignment="Top"/>
+        <CheckBox x:Name="Peuker" Content="Peuker" HorizontalAlignment="Left" Margin="161,346,0,0" VerticalAlignment="Top"/>
 
     </Grid>
 </Window>
diff --git a/opdracht2/MainWindow.xaml.cs b/opdracht2/MainWindow.xaml.cs
index 5536fa1..0db7a86 100644
--- a/opdracht2/MainWindow.xaml.cs
+++ b/opdracht2/MainWindow.xaml.cs
@@ -40,6 +40,8 @@ namespace opdracht2
         ListBox l;
         CheckBox triangulate;
         CheckBox scale;
+        CheckBox peuker;
+        Slider peukerPercent;
         PolygonManipulatie pm;
         JsonReader j;
         public MainWindow()
@@ -52,9 +54,11 @@ namespace opdracht2
             buffer = new List<Polygon>();
             InitializeComponent();
             c = (Canvas)this.FindName("someCanvas");
+            peukerPercent = (Slider)this.FindName("PeukerSlider");
             CompositionTarget.Rendering += DoUpdates;
             l = (ListBox)this.FindName("lb");
             triangulate = (CheckBox)this.FindName("Triangulate");
+            peuker = (CheckBox)this.FindName("Peuker");
             scale = (CheckBox)this.FindName("Scale");
             Debug.Write("done");
         }
@@ -174,9 +178,12 @@ namespace opdracht2
                 
                 foreach(MultiPolygonPunten mp in mpps)
                 {
+                    MultiPolygonPunten mps = null;
+                    if (peuker.IsChecked == true) mps = pm.Peuker(mp, peukerPercent.Value / 1000);
+                    else mps = mp;
                     if (triangulate.IsChecked == true) //kan blkbr ook null zijn, raar
                     {
-                        foreach(PolygonPunten pp in mp.PolygonPunten)
+                        foreach(PolygonPunten pp in mps.PolygonPunten)
                         {
                             foreach(PolygonPunten ppd in pm.TriangulatePolygon(pp))
                             {
@@ -202,6 +209,7 @@ namespace opdracht2
                         c.Children.Clear();
                         MultiPolygonPunten mp = (MultiPolygonPunten)lb.SelectedItem;
                         if (scale.IsChecked == true) mp = pm.ScaleMultiPolygon(mp, 100, 100, 0, 0);
+                        if (peuker.IsChecked == true) mp = pm.Peuker(mp, peukerPercent.Value/1000);
                         //hier ervoor zorgen dat scaling, triangulation etc gebeurt door gebruik van logica layer functies te callen
                         foreach (PolygonPunten pp in mp.PolygonPunten)
                         {
@@ -224,6 +232,7 @@ namespace opdracht2
                         c.Children.Clear();
                         PolygonPunten p = (PolygonPunten)lb.SelectedItem;
                         if (scale.IsChecked == true) p = pm.ScalePolygon(p, 10000, 10000, 0, 0);
+                        if (peuker.IsChecked == true) p = pm.Peuker(p, peukerPercent.Value / 1000);
                         if (triangulate.IsChecked == true)
                         {
                             foreach(PolygonPunten pp in pm.TriangulatePolygon(p))
diff --git a/opdracht2/bin/Debug/netcoreapp3.1/Logica.dll b/opdracht2/bin/Debug/netcoreapp3.1/Logica.dll
index 9e4ad53..8eff22f 100644
Binary files a/opdracht2/bin/Debug/netcoreapp3.1/Logica.dll and b/opdracht2/bin/Debug/netcoreapp3.1/Logica.dll differ
diff --git a/opdracht2/bin/Debug/netcoreapp3.1/Logica.pdb b/opdracht2/bin/Debug/netcoreapp3.1/Logica.pdb
index baf17b2..a0e69d4 100644
Binary files a/opdracht2/bin/Debug/netcoreapp3.1/Logica.pdb and b/opdracht2/bin/Debug/netcoreapp3.1/Logica.pdb differ
diff --git a/opdracht2/bin/Debug/netcoreapp3.1/opdracht2.dll b/opdracht2/bin/Debug/netcoreapp3.1/opdracht2.dll
index 2388cab..0315e2e 100644
Binary files a/opdracht2/bin/Debug/netcoreapp3.1/opdracht2.dll and b/opdracht2/bin/Debug/netcoreapp3.1/opdracht2.dll differ
diff --git a/opdracht2/bin/Debug/netcoreapp3.1/opdracht2.pdb b/opdracht2/bin/Debug/netcoreapp3.1/opdracht2.pdb
index a3f7687..f231b15 100644
Binary files a/opdracht2/bin/Debug/netcoreapp3.1/opdracht2.pdb and b/opdracht2/bin/Debug/netcoreapp3.1/opdracht2.pdb differ
diff --git a/opdracht2/obj/Debug/netcoreapp3.1/MainWindow.g.cs b/opdracht2/obj/Debug/netcoreapp3.1/MainWindow.g.cs
index 53f92ef..fda83f5 100644
--- a/opdracht2/obj/Debug/netcoreapp3.1/MainWindow.g.cs
+++ b/opdracht2/obj/Debug/netcoreapp3.1/MainWindow.g.cs
@@ -1,4 +1,4 @@
-#pragma checksum "..\..\..\MainWindow.xaml" "{ff1816ec-aa5e-4d10-87f7-6f4963833460}" "E92F073CEE6714AF0A5CB02DB34D14A9EC5D8B57"
+#pragma checksum "..\..\..\MainWindow.xaml" "{ff1816ec-aa5e-4d10-87f7-6f4963833460}" "275AB0917A78CC675C19C07620AC1ABD563648FF"
 //------------------------------------------------------------------------------
 // <auto-generated>
 //     This code was generated by a tool.
@@ -74,6 +74,22 @@ namespace opdracht2 {
         #line hidden
         
         
+        #line 22 "..\..\..\MainWindow.xaml"
+        [System.Diagnostics.CodeAnalysis.SuppressMessageAttribute("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
+        internal System.Windows.Controls.Slider PeukerSlider;
+        
+        #line default
+        #line hidden
+        
+        
+        #line 23 "..\..\..\MainWindow.xaml"
+        [System.Diagnostics.CodeAnalysis.SuppressMessageAttribute("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
+        internal System.Windows.Controls.Label peukerPercentje;
+        
+        #line default
+        #line hidden
+        
+        
         #line 24 "..\..\..\MainWindow.xaml"
         [System.Diagnostics.CodeAnalysis.SuppressMessageAttribute("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
         internal System.Windows.Controls.CheckBox Triangulate;
@@ -89,6 +105,14 @@ namespace opdracht2 {
         #line default
         #line hidden
         
+        
+        #line 26 "..\..\..\MainWindow.xaml"
+        [System.Diagnostics.CodeAnalysis.SuppressMessageAttribute("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
+        internal System.Windows.Controls.CheckBox Peuker;
+        
+        #line default
+        #line hidden
+        
         private bool _contentLoaded;
         
         /// <summary>
@@ -144,11 +168,20 @@ namespace opdracht2 {
             #line hidden
             return;
             case 5:
-            this.Triangulate = ((System.Windows.Controls.CheckBox)(target));
+            this.PeukerSlider = ((System.Windows.Controls.Slider)(target));
             return;
             case 6:
+            this.peukerPercentje = ((System.Windows.Controls.Label)(target));
+            return;
+            case 7:
+            this.Triangulate = ((System.Windows.Controls.CheckBox)(target));
+            return;
+            case 8:
             this.Scale = ((System.Windows.Controls.CheckBox)(target));
             return;
+            case 9:
+            this.Peuker = ((System.Windows.Controls.CheckBox)(target));
+            return;
             }
             this._contentLoaded = true;
         }
diff --git a/opdracht2/obj/Debug/netcoreapp3.1/MainWindow.g.i.cs b/opdracht2/obj/Debug/netcoreapp3.1/MainWindow.g.i.cs
index 53f92ef..fda83f5 100644
--- a/opdracht2/obj/Debug/netcoreapp3.1/MainWindow.g.i.cs
+++ b/opdracht2/obj/Debug/netcoreapp3.1/MainWindow.g.i.cs
@@ -1,4 +1,4 @@
-#pragma checksum "..\..\..\MainWindow.xaml" "{ff1816ec-aa5e-4d10-87f7-6f4963833460}" "E92F073CEE6714AF0A5CB02DB34D14A9EC5D8B57"
+#pragma checksum "..\..\..\MainWindow.xaml" "{ff1816ec-aa5e-4d10-87f7-6f4963833460}" "275AB0917A78CC675C19C07620AC1ABD563648FF"
 //------------------------------------------------------------------------------
 // <auto-generated>
 //     This code was generated by a tool.
@@ -74,6 +74,22 @@ namespace opdracht2 {
         #line hidden
         
         
+        #line 22 "..\..\..\MainWindow.xaml"
+        [System.Diagnostics.CodeAnalysis.SuppressMessageAttribute("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
+        internal System.Windows.Controls.Slider PeukerSlider;
+        
+        #line default
+        #line hidden
+        
+        
+        #line 23 "..\..\..\MainWindow.xaml"
+        [System.Diagnostics.CodeAnalysis.SuppressMessageAttribute("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
+        internal System.Windows.Controls.Label peukerPercentje;
+        
+        #line default
+        #line hidden
+        
+        
         #line 24 "..\..\..\MainWindow.xaml"
         [System.Diagnostics.CodeAnalysis.SuppressMessageAttribute("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
         internal System.Windows.Controls.CheckBox Triangulate;
@@ -89,6 +105,14 @@ namespace opdracht2 {
         #line default
         #line hidden
         
+        
+        #line 26 "..\..\..\MainWindow.xaml"
+        [System.Diagnostics.CodeAnalysis.SuppressMessageAttribute("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
+        internal System.Windows.Controls.CheckBox Peuker;
+        
+        #line default
+        #line hidden
+        
         private bool _contentLoaded;
         
         /// <summary>
@@ -144,11 +168,20 @@ namespace opdracht2 {
             #line hidden
             return;
             case 5:
-            this.Triangulate = ((System.Windows.Controls.CheckBox)(target));
+            this.PeukerSlider = ((System.Windows.Controls.Slider)(target));
             return;
             case 6:
+            this.peukerPercentje = ((System.Windows.Controls.Label)(target));
+            return;
+            case 7:
+            this.Triangulate = ((System.Windows.Controls.CheckBox)(target));
+            return;
+            case 8:
             this.Scale = ((System.Windows.Controls.CheckBox)(target));
             return;
+            case 9:
+            this.Peuker = ((System.Windows.Controls.CheckBox)(target));
+            return;
             }
             this._contentLoaded = true;
         }
diff --git a/opdracht2/obj/Debug/netcoreapp3.1/opdracht2.csprojAssemblyReference.cache b/opdracht2/obj/Debug/netcoreapp3.1/opdracht2.csprojAssemblyReference.cache
index 4baf27d..464e66f 100644
Binary files a/opdracht2/obj/Debug/netcoreapp3.1/opdracht2.csprojAssemblyReference.cache and b/opdracht2/obj/Debug/netcoreapp3.1/opdracht2.csprojAssemblyReference.cache differ
diff --git a/opdracht2/obj/Debug/netcoreapp3.1/opdracht2.dll b/opdracht2/obj/Debug/netcoreapp3.1/opdracht2.dll
index 2388cab..0315e2e 100644
Binary files a/opdracht2/obj/Debug/netcoreapp3.1/opdracht2.dll and b/opdracht2/obj/Debug/netcoreapp3.1/opdracht2.dll differ
diff --git a/opdracht2/obj/Debug/netcoreapp3.1/opdracht2.g.resources b/opdracht2/obj/Debug/netcoreapp3.1/opdracht2.g.resources
index 9f4fa81..45921ab 100644
Binary files a/opdracht2/obj/Debug/netcoreapp3.1/opdracht2.g.resources and b/opdracht2/obj/Debug/netcoreapp3.1/opdracht2.g.resources differ
diff --git a/opdracht2/obj/Debug/netcoreapp3.1/opdracht2.pdb b/opdracht2/obj/Debug/netcoreapp3.1/opdracht2.pdb
index a3f7687..f231b15 100644
Binary files a/opdracht2/obj/Debug/netcoreapp3.1/opdracht2.pdb and b/opdracht2/obj/Debug/netcoreapp3.1/opdracht2.pdb differ