On Thu, 08 Aug 2002 21:14:54 -0400, Charles Fusner wrote:
> to the dead middle of the heightfield. Never understood why the
> sample file "hfclip.pov" in the /scenes directory went about
> this same effect the (extremely) hard way. (shrug) Seems to
> work.

That's because hfclip.pov dates from a time when heightfields were
not suitable for CSG.

-- 
#macro R(L P)sphere{L __}cylinder{L P __}#end#macro P(_1)union{R(z+_ z)R(-z _-z)
R(_-z*3_+z)torus{1__ clipped_by{plane{_ 0}}}translate z+_1}#end#macro S(_)9-(_1-
_)*(_1-_)#end#macro Z(_1 _ __)union{P(_)P(-_)R(y-z-1_)translate.1*_1-y*8pigment{
rgb<S(7)S(5)S(3)>}}#if(_1)Z(_1-__,_,__)#end#end Z(10x*-2,.2)camera{rotate x*90}

Post a reply to this message