diff --git a/SDFMapCreator.sln.DotSettings.user b/SDFMapCreator.sln.DotSettings.user
index 3766494..894dc10 100644
--- a/SDFMapCreator.sln.DotSettings.user
+++ b/SDFMapCreator.sln.DotSettings.user
@@ -10,6 +10,8 @@
 	<s:String x:Key="/Default/CodeInspection/ExcludedFiles/FilesAndFoldersToSkip2/=7020124F_002D9FFC_002D4AC3_002D8F3D_002DAAB8E0240759_002Ff_003ASafeFileHandle_002EWindows_002Ecs_002Fl_003AC_0021_003FUsers_003Fairon_003FAppData_003FRoaming_003FJetBrains_003FRider2024_002E3_003Fresharper_002Dhost_003FSourcesCache_003F261ea83c988816e3d8fe76b15b7ac6c10af64b8f9e739854f83c137c8ba9_003FSafeFileHandle_002EWindows_002Ecs/@EntryIndexedValue">ForceIncluded</s:String>
 	<s:String x:Key="/Default/CodeInspection/ExcludedFiles/FilesAndFoldersToSkip2/=7020124F_002D9FFC_002D4AC3_002D8F3D_002DAAB8E0240759_002Ff_003AThrowHelper_002Ecs_002Fl_003AC_0021_003FUsers_003Fairon_003FAppData_003FRoaming_003FJetBrains_003FRider2024_002E3_003Fresharper_002Dhost_003FSourcesCache_003F2c8e7ca976f350cba9836d5565dac56b11e0b56656fa786460eb1395857a6fa_003FThrowHelper_002Ecs/@EntryIndexedValue">ForceIncluded</s:String>
 	<s:String x:Key="/Default/CodeInspection/ExcludedFiles/FilesAndFoldersToSkip2/=7020124F_002D9FFC_002D4AC3_002D8F3D_002DAAB8E0240759_002Ff_003AVector3_002Ecs_002Fl_003A_002E_002E_003F_002E_002E_003F_002E_002E_003F_002E_002E_003Fhome_003Fmm00_003F_002Econfig_003FJetBrains_003FRider2024_002E3_003Fresharper_002Dhost_003FSourcesCache_003F6edafe13d8727aa238b865f5dc91dbc984b5abfbc60bece3744f6311c2c_003FVector3_002Ecs/@EntryIndexedValue">ForceIncluded</s:String>
+	<s:Int64 x:Key="/Default/Dpa/Thresholds/=AllocationLoh/@EntryIndexedValue">52428800</s:Int64>
+	<s:Int64 x:Key="/Default/Dpa/Thresholds/=AllocationTopSoh/@EntryIndexedValue">26214400</s:Int64>
 	<s:String x:Key="/Default/Environment/AssemblyExplorer/XmlDocument/@EntryValue">&lt;AssemblyExplorer&gt;
   &lt;Assembly Path="/mnt/nvme2/Railgun/SDFMapCreator/SDFMapCreator/bin/Debug/net8.0/Magick.NET-Q16-HDRI-OpenMP-x64.dll" /&gt;
 &lt;/AssemblyExplorer&gt;</s:String></wpf:ResourceDictionary>
\ No newline at end of file
diff --git a/SDFMapCreator/Program.cs b/SDFMapCreator/Program.cs
index 8320b5c..3509341 100644
--- a/SDFMapCreator/Program.cs
+++ b/SDFMapCreator/Program.cs
@@ -177,10 +177,8 @@ public static class Program {
         var sigma = options.BlurSigma;
         var totalMask = SelfMask(Images[^1].Pixels);
         if(options.Debug) totalMask.SaveImage($"{debugPath}{PSep}TotalMask.png");
-        for (var i = 0; i < iterations; i++) {
-            Console.WriteLine($"Applying directional blur {i + 1}/{iterations}...");
-            finalImage = DirectionalBlur(finalImage, totalMask, radius, step, sigma);
-        }
+        
+        finalImage = DirectionalBlur(finalImage, totalMask, iterations, radius, step, sigma);
 
         finalImage.SaveImage(options.OutputFile);
         Console.WriteLine("Done!");
@@ -237,15 +235,15 @@ public static class Program {
         return new(temp);
     }
 
-    static Vector3[,] DirectionalBlur(Vector3[,] image, Vector3[,] mask, float radius = 3f, float step = .5f, float sigma = 1f) {
+    static Vector3[,] DirectionalBlur(Vector3[,] image, Vector3[,] mask, int iterations, float radius = 3f, float step = .5f, float sigma = 1f) {
         var sw = new Stopwatch();
         sw.Start();
-        kernels.DirectionalBlur(image, mask, out var temp, radius, step, sigma);
+        kernels.DirectionalBlur(image, mask, out var temp, iterations, radius, step, sigma);
         Console.WriteLine(
-            $"Directional Blur Time: {sw.Elapsed.TotalSeconds:N4}s ({width * height / sw.Elapsed.TotalSeconds:N0} pixels/s)");
+            $"Directional Blur Time: {sw.Elapsed.TotalSeconds:N4}s ({width * height * iterations / sw.Elapsed.TotalSeconds:N0} pixels/s)");
         return temp;
     }
-
+    
     [MethodImpl(MethodImplOptions.AggressiveInlining)]
     static float EuclideanDistance(Vector2 a, Vector2 b) => MathF.Sqrt(MathF.Pow(a.X - b.X, 2) + MathF.Pow(a.Y - b.Y, 2));
 
diff --git a/SDFMapCreator/SdfKernels.Kernels.cs b/SDFMapCreator/SdfKernels.Kernels.cs
index ae8566b..550347d 100644
--- a/SDFMapCreator/SdfKernels.Kernels.cs
+++ b/SDFMapCreator/SdfKernels.Kernels.cs
@@ -137,10 +137,13 @@ public partial class SdfKernels {
             output[x, y] = value;
             return;
         }
+        
+        //clean up the buffer in case
+        output[index] = new(0f, 0f, 0f);
 
         gradient = Vector2.Normalize(gradient);
         float sum = 0;
-
+        
         // now we follow the direction line and sample the image for length;
         for (var l = -radius; l <= radius; l += step) {
             var xOffset = (gradient.X * l);
diff --git a/SDFMapCreator/SdfKernels.cs b/SDFMapCreator/SdfKernels.cs
index 6186dc6..ae0c99c 100644
--- a/SDFMapCreator/SdfKernels.cs
+++ b/SDFMapCreator/SdfKernels.cs
@@ -170,8 +170,8 @@ public partial class SdfKernels {
 
         gradient = bufferGradient.GetAsArray2D();
     }
-
-    public void DirectionalBlur(Vector3[,] image, Vector3[,] mask, out Vector3[,] output, float radius = 3f,
+    
+    public void DirectionalBlur(Vector3[,] image, Vector3[,] mask, out Vector3[,] output, int iterations, float radius = 3f,
         float step = .5f, float sigma = 1f) {
         var width = image.GetLength(0);
         var height = image.GetLength(1);
@@ -190,11 +190,13 @@ public partial class SdfKernels {
             ArrayView2D<Vector3, Stride2D.DenseX>,
             ArrayView2D<Vector3, Stride2D.DenseX>,
             float, float, float, int, int>(DirectionalBlurKernel);
-
-        blurKernel(new(width, height), imageBuffer.View, maskBuffer.View, outputBuffer.View,
-            radius, step, sigma, width, height);
-
-        accelerator.Synchronize();
+        
+        var stream = accelerator.DefaultStream;
+        for (int i = 0; i < iterations; i++) {
+            if (i > 0) outputBuffer.CopyTo(stream, imageBuffer);
+            blurKernel(new(width, height), imageBuffer.View, maskBuffer.View, outputBuffer.View, radius, step, sigma, width, height);
+            accelerator.Synchronize();
+        }
 
         output = outputBuffer.GetAsArray2D();
     }