# Material ID render element

**URL:** <https://forums.chaos.com/t/material-id-render-element/53027>\
**Category:** Issues\
**Created:** [March 12, 2015, 8:32am UTC](https://forums.chaos.com/t/material-id-render-element/53027 "2015-03-12T08:32:13Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![ivaylo.ivanov](https://avatars.discourse-cdn.com/v4/letter/i/eb8c5e/32.png) [@ivaylo.ivanov](https://forums.chaos.com/u/ivaylo.ivanov)\
**Post date:** [March 12, 2015, 1:01pm UTC](https://forums.chaos.com/t/material-id-render-element/53027/2 "2015-03-12T13:01:14Z")

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If you mean - to get the render element pass like it was done with a fixed sampler, without the DMC pattern - you can’t. The checkbox is actually working, but not very intuitive, because the AA is still related to the alpha of the fragment and I think it’s not working beyond alpha of 1.0. Maybe Vlado can tell more if you are interested. Check out the this example:  
[material\_id.zip](https://forums.chaos.com/uploads/short-url/ycX1qHtuLLDFOKWXFRrsaBWXerK.zip) (25.7 KB)

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