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[疑难] 求直线和实体的交点

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发表于 2013-7-7 19:00 | 显示全部楼层 |阅读模式
求直线和实体的交点的函数
发表于 2013-7-27 16:14 | 显示全部楼层
不错啊 写得好
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发表于 2013-7-8 17:26 | 显示全部楼层
try "UF_CURVE_intersect"
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 楼主| 发表于 2013-8-6 23:22 | 显示全部楼层
zx513520 发表于 2013-7-8 17:26
+ B9 t/ X8 i+ k6 ^" Qtry "UF_CURVE_intersect"
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额,要GIPR的...谢谢啦
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发表于 2015-8-27 10:04 | 显示全部楼层
Overview | Statement List | Example* s3 h. N6 |0 x2 Y9 Q
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) {. n- x! d% m- NIntersection Point6 \  b, A8 O, I! g* C4 q6 \/ F
Synopsis
  ]1 A0 @% v( F& N" U1 z( \, y: Uobj = POINT/[{"PMOD2"|point},]INTOF,obj1,obj2[,IFERR,label:]
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* E9 P2 _+ p( N. rDescription
* a' y/ B6 g) d( a% v1 c- cCreates a point at the intersection of two previously defined objects. A reference point must be specified to indicate the desired point in the case of multiple intersections of the two objects. The intersection is determined by looking down the z-axis of the WCS.# ^1 O6 a( ~( W4 |
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Parameters( h: H: E, z1 h
Parameter
" C2 Y. T- J% E4 W+ g( E( J Description0 Y  P/ b! i$ D6 s6 D

6 T. B- Q: w+ P3 t3 V( S7 hPMOD2" k5 n7 s0 n2 @. |# ]; y
A two dimensional positional modifier which may be used to indicate which intersection to use when multiple intersections exist. The direction is in reference to the work coordinate system.
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8 h% _' ^1 v4 _$ @' A" Ppoint
7 c8 n+ [8 r, K0 l) n( L Reference point, closest to the desired intersection, which may be used instead of the positional modifier, when both objects are curves. If the desired point is the intersection of a curve and a surface or plane, a previously defined point must be used.0 F# Y+ Y0 K" r& Z5 B- [

8 {9 i9 ~4 ^5 @6 o9 w0 p  @1 \A positional modifier is used to assign a reference point. This calculated reference point may not yield the expected results.
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INTOF
2 C0 O4 r$ K  U! [- z- K Minor word that indicates that the point defined is a unique intersection of two objects.# Q$ W. Z& _; T

9 D& S3 ~& {3 w/ s8 Y) r5 tobj1,obj2% ~+ _1 j; C* r; v" f5 d( D2 _
Two existing objects which are not parallel in the work view. Object one must be a curve. Object two may be a curve, face, body with a single face, or a plane.
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IFERR,label:+ f& z2 {) v8 s
Specifies label to which program execution jumps if no intersection is found.! {5 C& v  I8 K5 L! {

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