IES Profiles

IES Profiles are a way to store the brightness of a light over several angles. There is a good explanation here:

IES Light Profiles

Example IES Profile (Can be found in data/ies_profiles/area_light.ies):

Using IES Profiles

Using IES Profiles is straightforward. First you have to decide which IES Profile you want to use. You can then load it with:

my_ies_profile = self.render_pipeline.load_ies_profile("data/ies_profiles/x_arrow.ies")
my_light.set_ies_profile(my_ies_profile)

Finding new IES Profiles

The pipeline comes with a set of pre-installed IES Profiles. You can find a list here: data/ies_profiles/

If you want to find new IES Profiles, check out the links here: IES Profiles Readme