Steam-powered Turing Machine University of Washington Computer Science & Engineering
 Project 3: Trace - Required Extensions
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Trace
 Project Description
 Getting Started
 Required Extensions
 Bells and Whistles
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Project Requirements

The following are required extensions you must make along with some useful references.
Extension Foley, et al. Alan Watt (Errata) Glassner
Box Intersection - pp 21-22 -
Sphere Intersection 15.10 pp.18-19 pp.91
Phong specular-reflection model 16.1 and 16.2.5 6.2-6.3 -
Contribution from:
  multiple light sources,
  distance attenuation,
  and these additional types of lights:
  • Directional lights
  • Point lights
 16.1 (particularly in 16.1.5 and 16.1.6) - -
Shadow Attenuation 16.12 and 16.4 9 -
Reflection 16.12 1.4 4.2.1
Refraction 16.12 1.4 WARNING!  4.2.3 - 4.2.7
At least one
[whistle]		 - - -

Your ray tracer should recursively trace rays to a maximum depth as set by the user.

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