25 December 2008.
More demos are coming. Check back soon.

From all of us here at dhpoware we wish you a Merry Christmas and a Happy New Year!

16 November 2008.
All of the XNA 2.0 demos have been converted to XNA 3.0. Download them now from the demos section.

5 November 2008.
An updated version of the XNA 2.0 Shadow Mapping Demo has been added to the demos section. Read more.

29 October 2008.
The XNA 2.0 Shadow Mapping Demo has been added to the demos section. This demo implements shadow mapping for a single directional light source. Also implemented is 2x2 and 3x3 percentage-closer filtering to soften the otherwise aliased shadows. Read more.

8 September 2008.
The XNA 2.0 Terrain Normal Mapping Demo has been added to the demos section. This demo adds normal mapping to the XNA 2.0 Terrain Texturing Demo. Read more.

24 August 2008.
The XNA 2.0 Terrain Texturing Demo has been added to the demos section. This is the XNA version of the OpenGL 2.0 Shading Language Terrain Texturing Demo ported to XNA Game Studio 2.0. Read more.

An updated version of the XNA 2.0 Camera Demo has been added to the demos section. This update fixes compatibility issues when using the camera with an XNA application that uses a fixed time step. Read more.

An updated version of the XNA 2.0 First Person Camera Demo has been added to the demos section. This update fixes compatibility issues when using the camera with an XNA application that uses a fixed time step. Read more.

27 July 2008.
A new version of the OpenGL 2.0 Shading Language Terrain Texturing Demo has been added to the demos section. This major update removes the need to sample the height map texture in the fragment shader. The interpolated vertex terrain height is used instead. Read more.

5 July 2008.
An updated version of the 3D Math Library has been added to the source section. Read more.

15 June 2008.
A new version of the OpenGL Multisample Anti-aliasing Demo has been added to the demo section. This new version adds support for coverage sample anti-aliasing (CSAA) for NVIDIA GeForce 8 and higher cards. Read more.

21 May 2008.
The XNA 2.0 Gaussian Blur Demo has been added to the demos section. This demo shows you how to implement a Gaussian blur as a post process effect. Read more.

26 April 2008.
An updated version of the OpenGL Offscreen Rendering Demo has been added to the demos section. This update contains changes to the GL_ARB_texture_non_power_of_two code path to increase compatibility with older AMD ATI Radeon cards. Read more.

23 April 2008.
The Direct3D 9 Normal Mapping With Many Lights Demo has been added to the demos section. Per pixel lighting with multiple point light sources is good. But normal mapping with multiple point light sources is even better! Read more.

13 April 2008.
The Direct3D 9 Multiple Point Lights Demo has been added to the demos section. This demo shows you the various ways to support multiple light sources in your application. Shaders are provided to support both Shader Model 2.0 and Shader Model 3.0. Read more.

10 April 2008.
A bug in the Direct3D Blinn-Phong Effect file has been fixed in the Direct3D and XNA demos. Updated versions of these demos that use this effect file have been added to the demos section. The affected demos are: Direct3D 9 Attenuation Demo, Direct3D 9 HLSL Pixel Lighting Demo, Direct3D Camera Demo - Part 3, Direct3D Third Person Camera Demo - Part 1, Direct3D Third Person Camera Demo - Part 2 (Springs), XNA 2.0 Per-Pixel Lighting Demo, and XNA 2.0 Third Person Camera Demo.

1 April 2008.
A bug in the font rendering code has been fixed in the OpenGL 2.0 demos. Updated versions of these demos have been added to the demos section. The affected demos are: OpenGL 2.0 Shading Language Attenuation Demo, OpenGL 2.0 Shading Language Fragment Lighting Demo, OpenGL 2.0 Shading Language Normal Mapping Demo, OpenGL 2.0 Shading Language Parallax Normal Mapping Demo, OpenGL 2.0 Shading Language Terrain Texturing Demo, and OpenGL 2.0 Shading Language Vertex Lighting Demo.

25 March 2008.
A memory leak has been plugged in the CreateNullTexture() function used in most of the Direct3D demos. Updated versions of these demos have been uploaded to the demos sections. The affected demos are: Direct3D 9 Attenuation Demo, Direct3D 9 HLSL Pixel Lighting Demo, Direct3D 9 HLSL Vertex Lighting Demo, Direct3D 9 Normal Mapping Demo, Direct3D 9 Parallax Normal Mapping Demo, Direct3D Camera Demo - Part 1 (Vectors), Direct3D Camera Demo - Part 2 (Quaternions), Direct3D Camera Demo - Part 3, Direct3D Third Person Camera Demo - Part 1, and Direct3D Third Person Camera Demo - Part 2 (Springs).

27 February 2008.
The XNA 2.0 Third Person Camera Demo has been added to the demos section. This is the XNA 2.0 version of the recently released Third Person Camera Demo - Part 2 (Springs) for OpenGL and Direct3D. Read more.

16 February 2008.
The OpenGL Third Person Camera Demo - Part 2 (Springs) has been added to the demos section. Read more.

15 February 2008.
The Direct3D Third Person Camera Demo - Part 2 (Springs) has been added to the demos section. This new demo extends the Direct3D Third Person Demo - Part 1 by adding a spring system to smooth out the camera movement. Read more.

9 February 2008.
The XNA 2.0 Render To Texture Demo has been added to the demos section. This demos shows you how to use the RenderTarget2D and DepthStencilBuffer XNA 2.0 classes to perform rendering to textures. Read more.

2 February 2008.
All of our C/C++ content have been upgraded with Microsoft Visual Studio 2008 solution files. You will now need to use either Microsoft Visual Studio 2008 or Microsoft Visual C++ 2008 Express Edition to compile our current and future C/C++ content.

All current and future XNA content will continue to use Microsoft Visual Studio 2005 and Microsoft Visual C# 2005 Express Edition.

30 January 2008.
All of the XNA Game Studio Express 1.0 Refresh demos have been converted to XNA Game Studio 2.0. Download them now from the demos section.

26 January 2008.
An updated version of the Direct3D Third Person Camera Demo - Part 1 has been added to the demos section. Read more.

24 January 2008.
An updated version of the OpenGL Third Person Camera Demo - Part 1 had been added to the demos section. Read more.

20 January 2008.
We've almost finished rewriting all of the demos in the 3D Virtual Camera Demo Series. The only ones left to do are the Direct3D Third Person Camera Demo - Part 1 and the OpenGL Third Person Camera Demo - Part 1. The new demos are now available for download in the demos section.

15 January 2008.
Updated versions of the OpenGL Camera Demo - Part 1 and the OpenGL Camera Demo - Part 2 have been added to the demos section. These old demos have received a much needed update and now contain all the latest bug fixes and features.

11 January 2008.
A new version of the OpenGL 2.0 Shading Language Terrain Texturing Demo has been added to the demos section. This version contains an important fix in the fragment shader that was preventing the demo from running correctly on AMD ATI cards. Read more.

A new version of the OpenGL 2.0 Shading Language Normal Mapping Demo has been added to the demos section. This version has been updated to include the light radius based attenuation found in the OpenGL 2.0 Shading Language Attenuation Demo. Read more.

A new version of the OpenGL 2.0 Shading Language Parallax Normal Mapping Demo has been added to the demos section. This version has been updated to include the light radius based attenuation found in the OpenGL 2.0 Shading Language Attenuation Demo. Read more.

A new version of the OpenGL 2.0 Shading Language Attenuation Demo has been added to the demos section. This update fixes a couple of minor bugs. Read more.

A new version of the Direct3D 9 Attenuation Demo has been added to the demos section. This update fixes a couple of minor bugs. Read more.

7 January 2008.
An updated version of the OpenGL 2.0 Shading Language Normal Mapping Demo has been added to the demos section. This minor update adds proper text rendering to the demo. Read more.

4 January 2008.
XNA 2.0 demos are coming soon! In the meantime the very latest versions of the existing XNA 1.0 demos have been uploaded to the demos section. These updated demos contain important shader fixes.

2 January 2008.
Updated versions of the Direct3D 9 Normal Mapping Demo, the Direct3D 9 Parallax Normal Mapping Demo, and the Direct3D Camera Demo - Part 3 have been released in the demos section. These new versions contain updated shaders that contain bug fixes and other improvements.

1 January 2008.
Happy New Year! To celebrate the new year we're proud to present a new demo. The Direct3D 9 Attenuation Demo has been added to the demos section. This is the Direct3D version of the recently posted OpenGL 2.0 Shading Language Attenuation Demo. Read more.

View Archived News for 2007.