• WPF3D Team Blog

    .NET 4.0 Image Scaling Change Reminder

    • 7 Comments
    As we mentioned earlier in this blog post , the default BitmapScalingMode has changed from Fant to Linear. If you compile your app for 4.0 and notice scaled bitmaps looking worse, this is why. If you want the old look, set the mode back to Fant. Fant...
  • WPF3D Team Blog

    What's New in Graphics for 4.0 Beta 2

    • 7 Comments
    Last beta I mentioned we were saving the best for Beta 2 so thank you for waiting :) New Features The PixelShader class now accepts Pixel Shader 3.0 shaders when your hardware supports them. Important : There is no software rendering for PS 3.0. For example...
  • WPF3D Team Blog

    WPF3D Lighting and Shading

    • 4 Comments
    We use the standard fixed-function Blinn-Phong model . You can read up on all of the equations here at MSDN. If you have a Tier 2 card, we actually do our lighting in a vertex shader. If you don’t have a Tier 2 card, we do the lighting on the CPU. Why...
  • WPF3D Team Blog

    What’s New in Graphics for 4.0 Beta 1

    • 10 Comments
    .NET 4.0 Beta 1 was released a few weeks ago and there’s a lot to it that you can read about elsewhere so I thought I would just stick to what’s changed for WPF graphics. These are the biggest things of note: RenderOptions.ClearTypeHint : If WPF renders...
  • WPF3D Team Blog

    Transparent DiffuseMaterials and Depth Sorting

    • 0 Comments
    I hinted at this a long time ago and then forgot to follow up, whoops! As the old post says, DiffuseMaterial writes to the depth buffer. This means if you draw one diffuse model and then draw another diffuse model behind it, the card knows not to draw...
  • WPF3D Team Blog

    3.5 SP1 Software 3D Leak Fix Available

    • 4 Comments
    In 3.5 SP1 it was really easy to leak memory when doing software 3D rendering involving a VisualBrush or DrawingBrush. We got this complaint many times online and in person. Unfortunately, there is no work around. It’s described in “Issue 2” from this...
  • WPF3D Team Blog

    3D Hit Testing

    • 4 Comments
    How to do 3D hit testing has come up a bit recently in the forums but essentially it isn’t any different than 2D hit testing which is described on MSDN here . You can either start with a 2D point on the Viewport3D or a 3D point on a Visual3D. Starting...
  • WPF3D Team Blog

    Transforming Bounds

    • 1 Comments
    Many haven’t realized this, but we added the ability to transform between 2D and 3D Visuals back in 3.5. This is handy if you need to draw 2D content around your 3D object or if you want to know the 2D position of a 3D point without doing a hit test....
  • WPF3D Team Blog

    D3DImage and Software Rendering

    • 4 Comments
    If the WPF render thread is doing software rendering, D3DImage will not show up. I don't think we specifically called this out in the documentation so it can come as a surprise when you first encounter it. Off the top of my head, here are times when the...
  • WPF3D Team Blog

    .NET 3.5 SP1 Graphics @ Channel 9

    • 4 Comments
    Sorry for the lack of updates, but we've been pretty busy. On what, you may ask? Our PM, David Teitlebaum, just did a video on Channel 9 showing off the new features. He starts by covering interactive 2D on 3D and improved layered window support, both...
  • WPF3D Team Blog

    Blender to XAML Exporter Updated

    • 3 Comments
    Robert Hogue has updated the Python script with a bunch of new features. See this forum post for the instructions, tutorials, and demos! -- Jordan
  • WPF3D Team Blog

    .NET 3.5 has been released!

    • 0 Comments
    Yesterday, .NET Framework 3.5 and Visual Studio 2008 went live on MSDN. You can see what's new in both here and download them here . Since this is a graphics blog, here are the graphics-specific changes of note in 3.5: New Graphics Features UIElement3D...
  • WPF3D Team Blog

    Augmented Reality with WPF3D

    • 3 Comments
    Augmented Reality is the process of taking real world data, typically video, and enhancing it with computer graphics. Casey used WPF3D along with an AR toolkit and DirectShow to get some great results. Check out the sweet video ! -- Jordan P.S....
  • WPF3D Team Blog

    Blender Exporter on CodePlex - Looking for volunteers...

    • 1 Comments
    In July I promised to track down the Blender exporter that was lost during the GotDotNet phase out. The last version of the export script is now hosted on CodePlex ( here ). I am embarrassed that it has taken me this long to do this, and even more so...
  • WPF3D Team Blog

    Petzold.Media3D

    • 3 Comments
    Charles Petzold has posted his WPF3D library on the web. It includes sphere, cube, cylinder, torus, line, and teapot mesh generation. Buying his book 3D Programming for Windows grants you royalty-free use of the library so be sure to check it out!...
  • WPF3D Team Blog

    Cel Shading

    • 2 Comments
    Charles Petzold has been experimenting with cel shading on his blog at the request of Chris Cavanagh (whom has updated his 3D physics XBAP btw). Though we do use shaders internally, WPF3D's API is fixed function so you have to dig out the ol' fixed function...
  • WPF3D Team Blog

    Subclassing UIElement3D

    • 11 Comments
    Subclassing from UIElement3D to create your own elements that respond to input, focus and eventing is simple to do in 3.5. In this example we'll create a Sphere class which derives from UIElement3D and will show off some new features in the process. ...
  • WPF3D Team Blog

    What’s new in WPF 3.5

    • 13 Comments
    With the release of WPF 3.5 beta 2 (download here: http://www.microsoft.com/downloads/details.aspx?FamilyId=D2F74873-C796-4E60-91C8-F0EF809B09EE&displaylang=en ), we’ve added some exciting new features to WPF 3D. At a very high level these can be...
  • WPF3D Team Blog

    More 3D Transitions

    • 5 Comments
    The WPF Feature Montage has been updated to include a custom transition control that contains four 3D transitions: page turn, curtain pull, explosion, and door open. The full source is included in the zip. -- Jordan P.S. For those of you who saw...
  • WPF3D Team Blog

    Latest 3D Apps

    • 2 Comments
    It sounds like the Shaxam folks are improving their Lightwave to XAML exporter. Richard Godfrey has two fantastic examples up on his blog . Chris Cavanagh has created a little 3D physics XBAP demo and he has also posted the source . Japan's famous...
  • WPF3D Team Blog

    2D -> 3D -> 2D Transitions

    • 0 Comments
    WPF Architect Greg Schecter has written a few really cool 3D transitions for 2D elements. We've gotten questions about transitions on the forums before and his explanation and source code should help you implement similar effects yourself. The demo...
  • WPF3D Team Blog

    Bootcamp Lecture

    • 3 Comments
    We gave a lecture on 3D yesterday at a "WPF Bootcamp" event and I've attached the slides. Here's the outline: Intro to WPF3D with a simple example Interactive 2D on 3D Performance tips (based on this paper ) -- Jordan
  • WPF3D Team Blog

    Material Behavior

    • 7 Comments
    What Material you choose will impact your GeometryModel3D in three ways: Lighting model Depth write Blend with the back buffer The first one is straightforward since it's right in the name of the Material plus it's documented. The last...
  • WPF3D Team Blog

    Flickr Photo Browser Source Code Now Available

    • 1 Comments
    In the Channel9 video showing the 2D on 3D feature found in the 3DTools Codeplex project, we demoed a photo browsing application that made use of 2D on 3D and that talked to Flickr for images. I'm happy to announce that the source code for this application...
  • WPF3D Team Blog

    3DTools v1.01 Released

    • 2 Comments
    We just released the 1.01 version of the 3DTools for the Windows Presentation Foundation. This update fixes a few small bugs found in the 1.0 release. You can get the new version from here: http://www.codeplex.com/3DTools/Release/ProjectReleases.aspx...
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