November 2019
Intermediate to advanced
404 pages
12h 9m
English
Content preview from Unity Game Optimization - Third Edition
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Overdraw
How much Overdraw we have can be represented visually by rendering all objects with additive alpha blending and a flat coloration. Areas of high Overdraw will show up more brightly, as the same pixel is drawn over with additive blending multiple times. This is precisely how the Scene window's Overdraw shading mode reveals how much Overdraw our scene is undergoing.
The following screenshot shows a scene with several thousand boxes drawn normally (left) versus the Scene window's Overdraw shading mode (right):
The more Overdraw we have, the more Fill Rate we are wasting by overwriting fragment data. There are several techniques we can ...
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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.