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Info: mtoa plugin must be loaded befor you execute the script, otherwise you get an error! one of arnold lightShape or Maya lightShape must be selected to execute the script you must have one of anderslanglands shader assigned to an object This script create "mtoa_constant_lightGroup" for all arnold & Maya light (Shape level) This script create "mtoa_constant_shadowGroup" for all arnold & Maya light (Shape level)
Maya 2015, Maya 2016, Maya 2017
Install: put the script "lightShadowG.py" in C:\Users\your_name\Documents\maya\2017\prefs\scripts put the content of the icons in C:\Users\your_name\Documents\maya\2017\prefs\icons
copy/paste and run text below in the script editor or command line (python) import lightShadowG;reload(lightShadowG);lightShadowG.UI()