There are demos of DirectX graphics.

Test bounds demo.
The sample demonstrates collisions of bolides and bound
figures.
Bolides are bullets, shells, grenades etc.
Bounds are boxes, cylinders, spheres and low-poly geometry.

Requirements: DirectX9, shaders 2.0.

(1.2Mb) download

Particles demo.
Includes sample code, engine headers and libs. Also includes editor for scene. The editor allows to customize of particle emitters.
Particle emitter has emit volume (geomety figure or mesh), emit interval, life time, sizing, velocity (procedural or animation track), alphing.
Requirements: DirectX9, shaders 2.0. Source code: VisualStudio2008, DirectX9 SDK October2006 or later.
Download (4.6Mb).

Demo of glow effect.
Includes cpp sample code, engine headers and libs.

Requirements: DirectX9, shaders 2.0.
Source code: VisualStudio2008, DirectX9 SDK
of October2006 or later.

(1.7Mb) download

Reflection on water.
Requirements: DirectX9, shaders 2.0.

(3.8 Mb) download

Cinema interior.
(800Kb) download

Chess. Demonstration of reflections, specular lighting, texture animation.
Demo includes a sample code and engine headers and libs.

Requirements: DirectX9, shaders 2.0.
Source code: VisualStudio2003, DirectX9 SDK of October2006 or later.

(2 Mb) download

Demo for demonstration per-pixel lighting.
Use several light sources.
Requirements: DirectX9, shaders 2.0.

(4 Mb) download

 

Rain and night. The are keys for this phenomena
on left side.
Requirements: DirectX9, without shaders.

(5 Mb) download

Sample demonstrates a night-time lighting without lighting.
Lights are not lit vertices or pixels. There are plates and
billboards.

Requirements: DirectX9, shaders 1.4

(1.6 Mb) download

Demo of old game. You can roam about rooms,
destruct iron attackers, gather ammunition
and bonuses.
Requirements: DirectX7.

(58 Mb) download