Casting light from interior fixtures

…Dusk or night shots are different than daylight shots in that we can turn…on our interior lights as well as having the sun light up our scene.…Right now, I've got my scene lit up by a lower afternoon…sun, and I've run a quick render to see how its behaving.…My sun is really streaming into…that space, and it's still comparatively bright.…If I were to turn on interior lights at…the moment, they'd be effectively blanked out by the sun.…So part of what we deal with in interior rendering, when we have that…sun in there, is the balance between the sun intensity and our interior lights.…

What I'm going to do, is crank that sun over until it's almost…at the horizon, and that'll dim it down and get ready for my interiors.…I'll select my daylight assembly head, pressing T for…top and Z to zoom extents on the scene.…I'll take that daylight, go into the Modifier panel, and into…the Setup section, which actually takes me over to the Motion tab.…I'll put this daylight up to 5:30 in the…afternoon, and it gets very, very low on horizontal.…