Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!purdue!bu-cs!tjh From: tjh@bu-cs.BU.EDU (Foxbat) Newsgroups: comp.sys.sgi Subject: Rendering flat objects Message-ID: <29925@bu-cs.BU.EDU> Date: 20 Apr 89 21:16:35 GMT Reply-To: tjh@bu-pub.bu.edu Organization: Boston Univ. Lines: 7 Is there a mode to tell the geometry engine to do diffusely (and specular) shade a polygon even though its normal vector is pointing away from the light source. (Thus only getting ambient shading) Thanx... Tim tjh@bu-pub.bu.edu