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- Casting rays
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Classroom Contents
How Ray Casting and Sphere Intersection Works - Ray Tracing Series
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- 1 - Intro
- 2 - Setup in Hazel
- 3 - Casting rays
- 4 - Visualizing ray direction
- 5 - Visualizing sphere intersection
- 6 - Calculating and visualizing sphere hit coordinates
- 7 - Calculating normals
- 8 - Lighting
- 9 - Visualizing rays and hit points
- 10 - Only evaluating one solution
- 11 - The effect of normalisation
- 12 - To normalize or not to normalise
- 13 - Some notes about optimization
