# Context3D setProgramConstants

**URL:** <https://forum.kirupa.com/t/context3d-setprogramconstants/327240>\
**Category:** flash\
**Created:** [February 15, 2012, 7:54am UTC](https://forum.kirupa.com/t/context3d-setprogramconstants/327240 "2012-02-15T07:54:53Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![ColinDavies](https://avatars.discourse-cdn.com/v4/letter/c/94ad74/32.png) [@ColinDavies](https://forum.kirupa.com/u/ColinDavies)\
**Post date:** [February 15, 2012, 7:54am UTC](https://forum.kirupa.com/t/context3d-setprogramconstants/327240/1 "2012-02-15T07:54:53Z")

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Can anyone give me any idea, or point to documentation on how to use this in respect to loading a Material with Ka Kd Ks Ns and Tr as OBJ material.

Thanks