Ray tracing

Refer to the code in ray-tracer-rs

Notes

PPM format

AKA portable pixmap format. A simple plain text format as an image file.

Refer to Netpbm for example of PPM.

Vector

• Dot product / scalar product for vector
  • Algebraic

  

  • Geometric

  

• Cross product for vector
  • Algebraic

  If , where , then

  • Geometric

  

  

Reference

• The Books - Ray Tracing in One Weekend