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### Course: Precalculus (Eureka Math/EngageNY) > Unit 2

Lesson 7: Topic E: First-person video games—projection matrices- How one-point linear perspective works
- Linear perspective interactive
- 1. Ray tracing intuition
- 2D rendering intuition
- 2. Parametric form of a ray
- Parametric ray intuition
- 3. Calculate intersection point
- Solve for t
- 4. Using the line equation
- Ray intersection with line
- 5. 3D ray tracing part 1
- Ray intersection with plane

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