| chenyix1 |
2009-11-03 14:42 |
看下這個 <J4|FOz!=
EDGES !! or CURVE J fFOU!F\
R=5 !! Vertex radius of curvature *P,dR]-m
K=-1 !! Conic constant s)ymm7?
H=5 !! Outer aperture height ^fT|Wm<
O=0 !! Inner obscuration height h=uwOi6}
CONIC X 0, 0 0 -2*R 1 0 K+1, Y (O) (H) !!構建拋物線 $ IzhaX
SHIFT Y 1 !!偏移 s+;J `_M
SWEEP AXIS 360 Z !!旋轉
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