1. Homework #1 Due: 10/23 (submit to T.A.)
Extract iso-surface from a volume data
Render a super-imposed image of the volume and the extracted surface

2. Homework Requirement DVR based volume rendering
Variable iso-value for surface extraction
Phong shading
You must calculate volume gradient and surface normal on the fly
Depth consistency
The Further object are obstructed by nearer one
Assuming fully opaque surfaces
Transparent surfaces are optional

3. Homework Environment Data C/C++, C# GPU or CPU-based
You can use either DirectX or OpenGL, but DirectX may be preferred
Data
256x256x225, 8 bit head CT data
Raw data : no header
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