# gratingType, maskType - allow variables?

**URL:** <https://mworks.discourse.group/t/gratingtype-masktype-allow-variables/378>\
**Category:** Support\
**Created:** [September 6, 2017, 3:12pm UTC](https://mworks.discourse.group/t/gratingtype-masktype-allow-variables/378 "2017-09-06T15:12:54Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![cstawarz](https://yyz1.discourse-cdn.com/flex031/user_avatar/mworks.discourse.group/cstawarz/32/3_2.png) [@cstawarz](https://mworks.discourse.group/u/cstawarz)\
**Post date:** [September 6, 2017, 3:12pm UTC](https://mworks.discourse.group/t/gratingtype-masktype-allow-variables/378/1 "2017-09-06T15:12:54Z")

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Hi Chris,

Can you change the drifting grating so gratingType and maskType can be (string) variables?

No rush.

Thanks,  
Mark

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**Author:** ![cstawarz](https://yyz1.discourse-cdn.com/flex031/user_avatar/mworks.discourse.group/cstawarz/32/3_2.png) [@cstawarz](https://mworks.discourse.group/u/cstawarz)\
**Post date:** [September 7, 2017, 7:18pm UTC](https://mworks.discourse.group/t/gratingtype-masktype-allow-variables/378/2 "2017-09-07T19:18:25Z")

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Sure, no problem. I’ll also make it possible to change them at run time (like all the other grating parameters).

Chris

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**Author:** ![cstawarz](https://yyz1.discourse-cdn.com/flex031/user_avatar/mworks.discourse.group/cstawarz/32/3_2.png) [@cstawarz](https://mworks.discourse.group/u/cstawarz)\
**Post date:** [September 11, 2017, 3:01pm UTC](https://mworks.discourse.group/t/gratingtype-masktype-allow-variables/378/3 "2017-09-11T15:01:58Z")

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Hi Mark,

This is implemented and in the current nightly build.

Chris

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<div class="post-metadata">

**Author:** ![cstawarz](https://yyz1.discourse-cdn.com/flex031/user_avatar/mworks.discourse.group/cstawarz/32/3_2.png) [@cstawarz](https://mworks.discourse.group/u/cstawarz)\
**Post date:** [July 19, 2022, 9:52pm UTC](https://mworks.discourse.group/t/gratingtype-masktype-allow-variables/378/4 "2022-07-19T21:52:25Z")

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Closed on July 19, 2022, 9:52pm UTC