July 2016
Intermediate to advanced
360 pages
11h 26m
English
Content preview from Functional Reactive ProgrammingBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Chapter 9. Continuous time
This chapter covers
- Continuously varying cells
- Sampling a continuous time model
- Measuring time
The video games we’ve shown so far use a frame—of 1/60th of a second or whatever—as a basic unit of time. We’ll show you how continuous time lets you remove the concept of a frame, and model the animation in a clean, natural, declarative way that’s closer to the underlying concept. If it’s a physics simulation, the model can more or less directly express the physics.
9.1. Rasterizing time
The difference between a discrete (or frame-based) and continuous representation of time is analogous to the representation of space in images. There are two basic models of images:
- Raster graphics— The image is represented as ...
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