| chenyix1 |
2009-11-03 14:42 |
看下這個 JnBg;D|)@
EDGES !! or CURVE 6j = a
R=5 !! Vertex radius of curvature CsW*E,|xyP
K=-1 !! Conic constant qC$h~Epp4
H=5 !! Outer aperture height ]2'{W]m
O=0 !! Inner obscuration height 2_#V w&v
CONIC X 0, 0 0 -2*R 1 0 K+1, Y (O) (H) !!構建拋物線 SBqx_4}
SHIFT Y 1 !!偏移 % .n 7+
SWEEP AXIS 360 Z !!旋轉
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