TUTORIAL: LAMP LIGHTING

Rick Hoskinson published a post about shaders used for "faceted" lamps, or lamps without curved surfaces.

From Rick's post: "... Early on, I decided I wanted to blur the line between realism and style for this title. Obviously, any game featuring ghosts and river spirits doesn't really necessitate rigid adherence to the laws of physical light, but for the lamps I wanted something both neat-looking and recognizable. I began my research by looking at about 200-300 pictures of Toro Nagashi festivals, and hanging Chochin (paper lanterns). This process took about 2 or 3 hours to find enough subject matter, at which point I brought out the graph paper and started to sketch down notes ...".

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