csg$B%b%G%k(J
body$B$KDI2C$7$?%9%m%C%H(J
	csg
face$B$KDI2C$5$l$?%9%m%C%H(J
	pbody (primitive-body)
	type

$B0J2<$N4X?t$K$h$C$F%W%j%_%F%#%V%\%G%#$r:n@.$9$k$H!"(J
 1. csg$B%9%m%C%H$K%W%j%_%F%#%V%\%G%#$N<oN`$H@8@.%Q%i%a%?$N%j%9%H$,F~$l$i$l$k(J
 2. face$B$N(Jpbody$B%9%m%C%H$,%W%j%_%F%#%V%\%G%#$r;2>H$9$k$h$&$K$J$k!#(J

make-cube	:cube	x	y	z
make-cylinder	:cylinder $BH>7B(J  $B9b$5(J  $BJ,3d?t(J
make-prism	:prism point-list sweep
make-cone	:cone top bottom-points
make-torus	:torus points segment
make-solid-of-revolution	:revolution points segments
convex-hull	:convex-hull points


