http://forums.silverlight.net/forums/28.aspxFound a bug in Silverlight? Use this forum to describe the bug and the code or steps to reproduce it.enCommunityServer 2007 (Build: 20416.853)http://forums.silverlight.net/forums/thread/51632.aspxWed, 07 May 2008 04:08:24 GMTd0d632c8-a6f7-4f68-b0ce-26aaafd62132:51632Yi-Lun Luo - MSFT0http://forums.silverlight.net/forums/thread/51632.aspxhttp://forums.silverlight.net/forums/commentrss.aspx?SectionID=28&PostID=51632<p>Yes, it only happens on large images with specific RotateTransforms.</p>http://forums.silverlight.net/forums/thread/51556.aspxTue, 06 May 2008 20:54:48 GMTd0d632c8-a6f7-4f68-b0ce-26aaafd62132:51556straylight0http://forums.silverlight.net/forums/thread/51556.aspxhttp://forums.silverlight.net/forums/commentrss.aspx?SectionID=28&PostID=51556<p>Ok thanks.&nbsp; For my understanding, is the issue with running a rotate &amp; scale together?&nbsp; Because it seems (now) to happen if I just run the Rotate animation.&nbsp; Or is it something w/ the large JPG and a clip region?</p> <p>&nbsp;Thanks!</p>http://forums.silverlight.net/forums/thread/51412.aspxTue, 06 May 2008 08:28:07 GMTd0d632c8-a6f7-4f68-b0ce-26aaafd62132:51412Yi-Lun Luo - MSFT0http://forums.silverlight.net/forums/thread/51412.aspxhttp://forums.silverlight.net/forums/commentrss.aspx?SectionID=28&PostID=51412<p>Hello, thanks for reporting this issue. This is a known problem which we&#39;re investigating.</p>http://forums.silverlight.net/forums/thread/51012.aspxSun, 04 May 2008 16:00:38 GMTd0d632c8-a6f7-4f68-b0ce-26aaafd62132:51012straylight0http://forums.silverlight.net/forums/thread/51012.aspxhttp://forums.silverlight.net/forums/commentrss.aspx?SectionID=28&PostID=51012<p>I have a basic animation that both scales &amp; rotates an image.&nbsp; If I run either the scale or the rotate, all is well.&nbsp; If I run them together after a few seconds I start to see a flicker, and eventually the whole image turns black.&nbsp; The image is a rather large JPG (2835x1375) that is clipped to a 800x100 region.&nbsp; Below is the XAML and basic code to start the animation.&nbsp; I&#39;m fairly sure my PC is beefy enough to handle this (P4 3.2GhZ, 4GB RAM, ATI Radeon X800) running Vista Ultimate SP1.&nbsp; I&#39;ve also tried limiting the framerate, but no joy there.&nbsp; Your help is appreciated!!</p> <p><strong>Page.Xaml:</strong></p> <p>&nbsp;&lt;UserControl x:Class=&quot;SilverBlog.Page&quot; xmlns=&quot;<a href="http://schemas.microsoft.com/client/2007">http://schemas.microsoft.com/client/2007</a>&quot;&nbsp; xmlns:x=http://schemas.microsoft.com/winfx/2006/xaml Width=&quot;800&quot; Height=&quot;1000&quot; xmlns:d=&quot;<a href="http://schemas.microsoft.com/expression/blend/2008">http://schemas.microsoft.com/expression/blend/2008</a>&quot;&nbsp; xmlns:mc=&quot;<a href="http://schemas.openxmlformats.org/markup-compatibility/2006%22mc:Ignorable=%22d">http://schemas.openxmlformats.org/markup-compatibility/2006&quot;mc:Ignorable=&quot;d</a>&quot;&gt;<br />&lt;UserControl.Resources&gt;</p> <p>&lt;Storyboard x:Name=&quot;bgZoomAndSpin&quot;&gt;<br />&lt;DoubleAnimationUsingKeyFramesAutoReverse=&quot;True&quot; RepeatBehavior=&quot;Forever&quot;Storyboard.TargetName=&quot;bgImage&quot;Storyboard.TargetProperty=&quot;(UIElement.RenderTransform).(TransformGroup.Children)[0].(ScaleTransform.ScaleX)&quot;BeginTime=&quot;00:00:00&quot;&gt;<br />&lt;SplineDoubleKeyFrame KeyTime=&quot;00:01:00&quot; Value=&quot;5&quot;/&gt;<br />&lt;/DoubleAnimationUsingKeyFrames&gt;</p> <p>&lt;DoubleAnimationUsingKeyFrames AutoReverse=&quot;True&quot; RepeatBehavior=&quot;Forever&quot;&nbsp; Storyboard.TargetName=&quot;bgImage&quot;<br />Storyboard.TargetProperty=&quot;(UIElement.RenderTransform).(TransformGroup.Children)[0].(ScaleTransform.ScaleY)&quot;BeginTime=&quot;00:00:00&quot;&gt;<br />&lt;SplineDoubleKeyFrame KeyTime=&quot;00:01:00&quot; Value=&quot;5&quot;/&gt;<br />&lt;/DoubleAnimationUsingKeyFrames&gt;</p> <p>&lt;DoubleAnimationUsingKeyFramesRepeatBehavior=&quot;Forever&quot;Storyboard.TargetName=&quot;bgImage&quot;Storyboard.TargetProperty=&quot;(UIElement.RenderTransform).(TransformGroup.Children)[2].(RotateTransform.Angle)&quot;BeginTime=&quot;00:00:00&quot;&gt;<br />&lt;SplineDoubleKeyFrame KeyTime=&quot;00:02:30&quot; Value=&quot;360&quot;/&gt;<br />&lt;/DoubleAnimationUsingKeyFrames&gt;</p> <p>&lt;/Storyboard&gt;<br />&lt;/UserControl.Resources&gt;</p> <p>&lt;Grid x:Name=&quot;grid&quot; Background=&quot;#7F000000&quot; Width=&quot;800&quot; Height=&quot;1000&quot; &gt;<br />&lt;Canvas x:Name=&quot;bgRegion&quot; Width=&quot;800&quot; Height=&quot;100&quot; VerticalAlignment=&quot;Top&quot; HorizontalAlignment=&quot;Left&quot;&gt;<br />&lt;Canvas.Clip&gt;<br />&lt;RectangleGeometry x:Name=&quot;bgRegionClip&quot; Rect=&quot;0,0,800,100&quot;/&gt;<br />&lt;/Canvas.Clip&gt;</p> <p>&lt;Image Source=&quot;space4-norm.jpg&quot;Opacity=&quot;1&quot; x:Name=&quot;bgImage&quot;Stretch=&quot;UniformToFill&quot;Height=&quot;820&quot;Width=&quot;820&quot;Canvas.Top=&quot;-360&quot;Canvas.Left=&quot;-10&quot; RenderTransformOrigin=&quot;0.5, 0.5&quot;&gt;<br />&lt;Image.RenderTransform&gt;<br />&lt;TransformGroup&gt;<br />&lt;ScaleTransform/&gt;<br />&lt;SkewTransform/&gt;<br />&lt;RotateTransform/&gt;<br />&lt;TranslateTransform/&gt;<br />&lt;/TransformGroup&gt;<br />&lt;/Image.RenderTransform&gt;<br />&lt;/Image&gt;<br />&lt;/Canvas&gt;<br />&lt;/Grid&gt;<br />&lt;/UserControl&gt;</p> <p><strong>Page.Xaml.cs:</strong></p> <p>public Page() {<br />&nbsp; InitializeComponent();<br />&nbsp; this.Host.Settings.MaxFrameRate = 30;<br />&nbsp; this.Loaded += newRoutedEventHandler(Page_Loaded);<br />}</p> <p>void Page_Loaded(objectsender, RoutedEventArgse) {<br />&nbsp; bgZoomAndSpin.Begin();<br />} <br /></p>