November 2019
Intermediate to advanced
404 pages
12h 9m
English
Content preview from Unity Game Optimization - Third Edition
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Making use of Particle System culling
The basic idea is that all Particle Systems are either predictable or not (deterministic versus non-deterministic), depending on various settings. When a Particle System is predictable and not visible to the main view, then the entire Particle System can be automatically culled away to save performance. As soon as a predictable Particle System comes back into view, Unity can figure out exactly how the Particle System is meant to look at that moment as if it had been generating particles the entire time it wasn't visible.
So long as the Particle System generates particles in a very procedural way, then the state is immediately solvable mathematically.
However, if any setting forces the Particle System ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.