# RCSid $Id: ringlight.rad,v 1.1 2024/12/09 00:44:29 greg Exp $ # # A single, point-like ceiling source to generate sharp shadows # # Patterns around perimeter make rings on walls # void brightfunc ringing 2 if(Dz-.75,1,.5+.5*cos(40*(acos(Dz)-acos(.75)))) . 0 0 ringing light superbright 0 0 3 7500 7500 7500 superbright ring recessed_fixture 0 0 8 -4 2.5 2.99 0 0 -1 0 .02 black_outside cylinder mount 0 0 7 -4 2.5 2.99 -4 2.5 3.01 .02