Legacy Documentation: Version 2018.1 (Go to current version)
  • C#
  • JS

Script language

Select your preferred scripting language. All code snippets will be displayed in this language.


struct in UnityEngine


Implemented in:UnityEngine.CoreModule

Suggest a change


Thank you for helping us improve the quality of Unity Documentation. Although we cannot accept all submissions, we do read each suggested change from our users and will make updates where applicable.


Submission failed

For some reason your suggested change could not be submitted. Please <a>try again</a> in a few minutes. And thank you for taking the time to help us improve the quality of Unity Documentation.




Structure describing an Update Zone.

UpdateZones are used when updating the full custom render texture is not required. They are defined by a position, a size and a rotation inside the surface of the texture. Multiple Update Zones can be set up in order to update different parts of the texture at the same time. See Also: CustomRenderTexture.


needSwapIf true, and if the texture is double buffered, a request is made to swap the buffers before the next update. Otherwise, the buffers will not be swapped.
passIndexShader Pass used to update the Custom Render Texture for this Update Zone.
rotationRotation of the Update Zone.
updateZoneCenterPosition of the center of the Update Zone within the Custom Render Texture.
updateZoneSizeSize of the Update Zone.

Did you find this page useful? Please give it a rating: