On 13 Feb 2002 12:51:24 -0500, Warp wrote:
> There's no way the renderer can know that the object is there and that it
> should shoot rays towards it. (After all, the reason to shoot rays through
> pixels in the first place is to see if there's some object in that direction.)

Actually, there is a way: the vista buffer.  But there's no way to know what
percentage of the pixel that object will take up or how it should be shaded
without shooting lots of rays at it.

-- 
#local R=rgb 99;#local P=R-R;#local F=pigment{gradient x}box{0,1pigment{gradient
y pigment_map{[.5F pigment_map{[.3R][.3F color_map{[.15red 99][.15P]}rotate z*45
translate x]}]#local H=pigment{gradient y color_map{[.5P][.5R]}scale 1/3}[.5F
pigment_map{[.3R][.3H][.7H][.7R]}]}}}camera{location.5-3*z}//only my opinions

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