Unity Game Optimization - Third Edition

Disable Pixel Perfect for ScrollRects

Pixel Perfect is a setting on a Canvas component that forces its child UI elements to be drawn with direct alignment to the pixels on the screen. This is often a requirement for art and design, as the UI elements will appear much sharper than if it was disabled. While this alignment behavior is a relatively expensive operation, it is effectively mandatory that it will be enabled for the majority of our UI to keep things crisp and clear. However, for animating and fast-moving objects, it can be somewhat pointless due to the motion involved.

Disabling Pixel Perfect for ScrollRect elements is a good way to make some impressive savings. However, since the Pixel Perfect setting affects the entire Canvas, we ...