diff --git a/AboutPage/HTMLParser/HtmlWidget.cs b/AboutPage/HTMLParser/HtmlWidget.cs
index 8986328a5..f595b3c19 100644
--- a/AboutPage/HTMLParser/HtmlWidget.cs
+++ b/AboutPage/HTMLParser/HtmlWidget.cs
@@ -181,7 +181,7 @@ namespace MatterHackers.MatterControl
 
 				case "img":
 					{
-						ImageBuffer image = new ImageBuffer(Math.Max(elementState.SizeFixed.x, 1), Math.Max(elementState.SizeFixed.y, 1), 32, new BlenderBGRA());
+						ImageBuffer image = new ImageBuffer(Math.Max(elementState.SizeFixed.x, 1), Math.Max(elementState.SizeFixed.y, 1));
 						ImageWidget imageWidget = new ImageWidget(image);
 						imageWidget.Load += (s, e) => StaticData.DownloadToImageAsync(image, elementState.src, elementState.SizeFixed.x == 0 ? true : false);
 						// put the image into the widget when it is done downloading.
diff --git a/CustomWidgets/LibrarySelector/LibrarySelectorWidget.cs b/CustomWidgets/LibrarySelector/LibrarySelectorWidget.cs
index 644127446..cf838c41e 100644
--- a/CustomWidgets/LibrarySelector/LibrarySelectorWidget.cs
+++ b/CustomWidgets/LibrarySelector/LibrarySelectorWidget.cs
@@ -320,7 +320,7 @@ namespace MatterHackers.MatterControl.CustomWidgets.LibrarySelector
 			Vector2 expectedSize = new Vector2((int)(50 * GuiWidget.DeviceScale), (int)(50 * GuiWidget.DeviceScale));
 			if (imageBuffer.Width != expectedSize.x)
 			{
-				ImageBuffer scaledImageBuffer = new ImageBuffer((int)expectedSize.x, (int)expectedSize.y, 32, new BlenderBGRA());
+				ImageBuffer scaledImageBuffer = new ImageBuffer((int)expectedSize.x, (int)expectedSize.y);
 				scaledImageBuffer.NewGraphics2D().Render(imageBuffer, 0, 0, scaledImageBuffer.Width, scaledImageBuffer.Height);
 				imageBuffer = scaledImageBuffer;
 			}
diff --git a/CustomWidgets/PartThumbnailWidget.cs b/CustomWidgets/PartThumbnailWidget.cs
index 7b51560d5..46bdbc1d0 100644
--- a/CustomWidgets/PartThumbnailWidget.cs
+++ b/CustomWidgets/PartThumbnailWidget.cs
@@ -279,7 +279,7 @@ namespace MatterHackers.MatterControl
 				&& loadedMeshGroups[0].Meshes != null
 				&& loadedMeshGroups[0].Meshes[0] != null)
 			{
-				ImageBuffer tempImage = new ImageBuffer(size.x, size.y, 32, new BlenderBGRA());
+				ImageBuffer tempImage = new ImageBuffer(size.x, size.y);
 				Graphics2D partGraphics2D = tempImage.NewGraphics2D();
 				partGraphics2D.Clear(new RGBA_Bytes());
 
@@ -326,7 +326,7 @@ namespace MatterHackers.MatterControl
 
 		private static void CreateImage(PartThumbnailWidget thumbnailWidget, double Width, double Height)
 		{
-			thumbnailWidget.thumbnailImage = new ImageBuffer((int)Width, (int)Height, 32, new BlenderBGRA());
+			thumbnailWidget.thumbnailImage = new ImageBuffer((int)Width, (int)Height);
 		}
 
 		private static string GetImageFileName(string stlHashCode)
@@ -390,7 +390,7 @@ namespace MatterHackers.MatterControl
 
 		private static ImageBuffer LoadImageFromDisk(PartThumbnailWidget thumbnailWidget, string stlHashCode)
 		{
-			ImageBuffer tempImage = new ImageBuffer(BigRenderSize.x, BigRenderSize.y, 32, new BlenderBGRA());
+			ImageBuffer tempImage = new ImageBuffer(BigRenderSize.x, BigRenderSize.y);
 			string imageFileName = GetImageFileName(stlHashCode);
 
 			if (File.Exists(imageFileName))
@@ -452,7 +452,7 @@ namespace MatterHackers.MatterControl
 						this.thumbnailImage = new ImageBuffer(this.buildingThumbnailImage);
 						this.thumbnailImage.NewGraphics2D().Clear(new RGBA_Bytes(255, 255, 255, 0));
 
-						bigRender = new ImageBuffer(BigRenderSize.x, BigRenderSize.y, 32, new BlenderBGRA());
+						bigRender = new ImageBuffer(BigRenderSize.x, BigRenderSize.y);
 
 						foreach (MeshGroup meshGroup in loadedMeshGroups)
 						{
diff --git a/CustomWidgets/PluginChooserWindow.cs b/CustomWidgets/PluginChooserWindow.cs
index 2cbea822b..cccb9d54e 100644
--- a/CustomWidgets/PluginChooserWindow.cs
+++ b/CustomWidgets/PluginChooserWindow.cs
@@ -49,7 +49,7 @@ namespace MatterHackers.MatterControl.CreatorPlugins
 		private ImageBuffer LoadImage(string imageName)
 		{
 			string path = Path.Combine("Icons", imageName);
-			ImageBuffer buffer = new ImageBuffer(10, 10, 32, new BlenderBGRA());
+			ImageBuffer buffer = new ImageBuffer(10, 10);
 
 			StaticData.Instance.LoadImage(path, buffer);
 
diff --git a/CustomWidgets/ThumbnailTracer.cs b/CustomWidgets/ThumbnailTracer.cs
index 9a8101a37..5a2e6445d 100644
--- a/CustomWidgets/ThumbnailTracer.cs
+++ b/CustomWidgets/ThumbnailTracer.cs
@@ -88,7 +88,7 @@ namespace MatterHackers.RayTracer
 			RectangleInt rect = new RectangleInt(0, 0, size.x, size.y);
 			if (destImage == null || destImage.Width != rect.Width || destImage.Height != rect.Height)
 			{
-				destImage = new ImageBuffer(rect.Width, rect.Height, 32, new BlenderBGRA());
+				destImage = new ImageBuffer(rect.Width, rect.Height);
 			}
 
 			rayTracer.MultiThreaded = !PrinterConnectionAndCommunication.Instance.PrinterIsPrinting;
@@ -110,7 +110,7 @@ namespace MatterHackers.RayTracer
 
 		private void AddAFloor()
 		{
-			ImageBuffer testImage = new ImageBuffer(200, 200, 32, new BlenderBGRA());
+			ImageBuffer testImage = new ImageBuffer(200, 200);
 			Graphics2D graphics = testImage.NewGraphics2D();
 			Random rand = new Random(0);
 			for (int i = 0; i < 100; i++)
diff --git a/Library/LibraryDataView.cs b/Library/LibraryDataView.cs
index bbd38073a..5f8e047ed 100644
--- a/Library/LibraryDataView.cs
+++ b/Library/LibraryDataView.cs
@@ -312,7 +312,7 @@ namespace MatterHackers.MatterControl.PrintLibrary
 			Vector2 expectedSize = new Vector2((int)(50 * GuiWidget.DeviceScale), (int)(50 * GuiWidget.DeviceScale));
 			if (imageBuffer.Width != expectedSize.x)
 			{
-				ImageBuffer scaledImageBuffer = new ImageBuffer((int)expectedSize.x, (int)expectedSize.y, 32, new BlenderBGRA());
+				ImageBuffer scaledImageBuffer = new ImageBuffer((int)expectedSize.x, (int)expectedSize.y);
 				scaledImageBuffer.NewGraphics2D().Render(imageBuffer, 0, 0, scaledImageBuffer.Width, scaledImageBuffer.Height);
 				imageBuffer = scaledImageBuffer;
 			}
diff --git a/PartPreviewWindow/CreateDiscreteMeshes.cs b/PartPreviewWindow/CreateDiscreteMeshes.cs
index 9b258030c..324bfbf4b 100644
--- a/PartPreviewWindow/CreateDiscreteMeshes.cs
+++ b/PartPreviewWindow/CreateDiscreteMeshes.cs
@@ -148,7 +148,7 @@ namespace MatterHackers.MatterControl
 			// Create a 2D image the size of the printer bed at some scale with the parts draw on it top down
 
 			double scaleFactor = 5;
-			ImageBuffer partPlate = new ImageBuffer((int)(buildVolume.x * scaleFactor), (int)(buildVolume.y * scaleFactor), 32, new BlenderBGRA());
+			ImageBuffer partPlate = new ImageBuffer((int)(buildVolume.x * scaleFactor), (int)(buildVolume.y * scaleFactor));
 			Vector2 renderOffset = new Vector2(buildVolume.x / 2, buildVolume.y / 2) - new Vector2(partBounds.Center.x, partBounds.Center.y);
 
 			PolygonMesh.Rendering.OrthographicZProjection.DrawTo(partPlate.NewGraphics2D(), meshToSplit, renderOffset, scaleFactor, RGBA_Bytes.White);
diff --git a/Queue/OptionsMenu/PartsSheetCreator.cs b/Queue/OptionsMenu/PartsSheetCreator.cs
index c5feb8ad8..30c34e29a 100644
--- a/Queue/OptionsMenu/PartsSheetCreator.cs
+++ b/Queue/OptionsMenu/PartsSheetCreator.cs
@@ -225,7 +225,7 @@ namespace MatterHackers.MatterControl
 					double sizeOfNameX = typeFacePrinter.GetSize().x + PartMarginPixels * 2;
 					Vector2 sizeOfRender = new Vector2(widthInMM * PixelPerMM, heightMM * PixelPerMM);
 
-					ImageBuffer imageOfPart = new ImageBuffer((int)(Math.Max(sizeOfNameX, sizeOfRender.x)), (int)(sizeOfRender.y), 32, new BlenderBGRA());
+					ImageBuffer imageOfPart = new ImageBuffer((int)(Math.Max(sizeOfNameX, sizeOfRender.x)), (int)(sizeOfRender.y));
 					typeFacePrinter.Origin = new Vector2(imageOfPart.Width / 2, (textSpaceMM / 2) * PixelPerMM);
 
 					Graphics2D partGraphics2D = imageOfPart.NewGraphics2D();
@@ -297,7 +297,7 @@ namespace MatterHackers.MatterControl
 
 		private void CreateOnePage(int plateNumber, ref int nextPartToPrintIndex, PdfPage pdfPage)
 		{
-			ImageBuffer plateInventoryImage = new ImageBuffer((int)(300 * 8.5), 300 * 11, 32, new BlenderBGRA());
+			ImageBuffer plateInventoryImage = new ImageBuffer((int)(300 * 8.5), 300 * 11);
 			Graphics2D plateGraphics = plateInventoryImage.NewGraphics2D();
 			double currentlyPrintingHeightPixels = PrintTopOfPage(plateInventoryImage, plateGraphics);
 
diff --git a/SlicerConfiguration/SliceSettingsWidget.cs b/SlicerConfiguration/SliceSettingsWidget.cs
index d600c7dd8..6a8276514 100644
--- a/SlicerConfiguration/SliceSettingsWidget.cs
+++ b/SlicerConfiguration/SliceSettingsWidget.cs
@@ -1637,7 +1637,7 @@ namespace MatterHackers.MatterControl.SlicerConfiguration
 
 		private static ImageBuffer ColorCircle(int size, RGBA_Bytes color)
 		{
-			ImageBuffer imageBuffer = new ImageBuffer(size, size, 32, new BlenderBGRA());
+			ImageBuffer imageBuffer = new ImageBuffer(size, size);
 			Graphics2D normalGraphics = imageBuffer.NewGraphics2D();
 			Vector2 center = new Vector2(size / 2.0, size / 2.0);
 			normalGraphics.Circle(center, size / 2.0, color);
diff --git a/Submodules/agg-sharp b/Submodules/agg-sharp
index 860fd9045..67f380346 160000
--- a/Submodules/agg-sharp
+++ b/Submodules/agg-sharp
@@ -1 +1 @@
-Subproject commit 860fd9045e17bddd0408f69cdff29cccf18ef734
+Subproject commit 67f380346e1565b51f166c47d7c89f31e59895b9