# Change sparkline interpolation mode

**URL:** <https://forum.inductiveautomation.com/t/change-sparkline-interpolation-mode/37933>\
**Category:** Ignition\
**Created:** [August 20, 2020, 1:51am UTC](https://forum.inductiveautomation.com/t/change-sparkline-interpolation-mode/37933 "2020-08-20T01:51:59Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![michael2](https://avatars.discourse-cdn.com/v4/letter/m/3e96dc/32.png) [@michael2](https://forum.inductiveautomation.com/u/michael2)\
**Post date:** [August 20, 2020, 1:51am UTC](https://forum.inductiveautomation.com/t/change-sparkline-interpolation-mode/37933/1 "2020-08-20T01:51:59Z")

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Is it possible to change the sparkline interpolation? I’d like to create a step graph for a boolean tag without requiring polling of the tag.  
 ![image](https://us1.discourse-cdn.com/inductiveautomation/original/3X/7/8/782f7da0dad6182f4016613a309cfc22e11e2661.png)