SUNY Geneseo Department of Mathematics

Implementing Ray Tracer 2

Friday, February 13

Math 384
Spring 2015
Prof. Doug Baldwin

Misc
- Colloquium next week
  - Thursday, February 19
  - 3:00 - 4:00
  - Newton 203
  - Zubair Dawood, Manning & Napier Advisors, LLC
  - “Mathematical Methods in Equity Research”
  - Usual extra credit for summaries
Questions?
Ray Tracer 2
- How do you know which of several triangles to color a pixel from?
  - Whichever has the smallest t value
- How to track minimum t?
```
tMin = ∞
for each triangle
    ...
    if newT < tMin
        tMin = newT
        ...
    ...
```
Ray tracer 2 Due Dates Changed
- Complete Wednesday Feb. 18
- Grade Monday Feb. 23
Next
- Continue second ray tracer