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[已解决] 在二次开发中应用的公式超出范围?

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发表于 2009-5-7 15:35:16 | 显示全部楼层 |阅读模式 来自: 中国安徽合肥

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我把录制的程序改了下,如下:5 T) }' i6 v8 c* B6 m
Private Sub CommandButton1_Click()6 q1 w6 u) p7 u$ c+ c/ @
Dim swApp As Object9 c( E# \3 q, v( Y! K+ W6 o
Dim Part As Object
8 V0 Z" o6 a1 C% w2 Y4 CDim SelMgr As Object
0 }1 j* |% p9 ODim boolstatus As Boolean: R2 b+ @+ T  p  l
Dim longstatus As Long, longwarnings As Long! a9 |/ }2 v! O- p- y* p3 i
Dim Feature As Object6 A2 P2 S( c' o. W5 c# Q
Dim a As Double$ t  m! U. e( Q7 c
Dim b As Double
/ O$ j; ~- O- S7 R7 {Dim c As Integer
" T* o. w/ V" QDim r1 As Integer. m: _) r: ~, L/ D9 T; L
Dim r2 As Integer0 }' {9 E, h( `% ]9 r5 B5 r( X
Set swApp = Application.SldWorks
* f0 ~. W3 b; oSet Part = swApp.ActiveDoc
$ Y' o5 J: d. S8 o7 M5 Ha = CDbl(TextBox1.Text) / 10008 v6 P' M1 o4 I2 k; [8 e4 y% h
b = CDbl(TextBox2.Text) / 1000
  q( l7 K% y/ R, s% Uc = CDbl(TextBox3.Text) / 1000
5 Y8 J+ r. Q/ \* a  \. Hr1 = CDbl(TextBox4.Text) / 1000( b- U$ I% \: \# ], H9 T5 z
r2 = CDbl(TextBox5.Text) / 1000% u+ c& ~3 L7 y% |7 v* c  |9 S, K
Set SelMgr = Part.SelectionManager: M. i8 Z5 V$ i  C1 `
boolstatus = Part.Extension.SelectByID2("前视基准面", "PLANE", 0, 0, 0, False, 0, Nothing, 0)
" T* H5 o( K, j8 uPart.InsertSketch2 True
, E7 _8 j) G5 ~- IPart.ClearSelection2 True
+ w& N( t. O# `/ X  d% ZPart.CreateLine2(0, 0, 0, a, 0, 0).ConstructionGeometry = True4 n7 U% P7 N8 n) {/ K
Part.CreateCircleByRadius2 0, 0, 0, r1) I2 o' `6 W" J) r' r
Part.ClearSelection2 True/ X! R+ v6 x5 x1 o7 L
Part.CreateCircleByRadius2 a, 0, 0, r1
1 K7 Q. f1 o! @- i  w& q! nPart.ClearSelection2 True5 d2 h" s! N, c- W& N+ k! y# c
Part.SetPickMode
; P2 B- W, Z& r2 g6 q9 QPart.CreateLine2 Sqr(r1 ^ 2 - (b / 2) ^ 2), b / 2, 0, a - Sqr(r1 ^ 2 - (b / 2) ^ 2), b / 2, 0
( C* Y) G! t! B2 R$ r; GPart.SetPickMode! E5 u) O9 y3 `4 E
Part.ClearSelection2 True
, A! @' q8 W# E! m( W4 APart.CreateLine2 Sqr(r1 ^ 2 - (b / 2) ^ 2), -b / 2, 0, a - Sqr(r1 ^ 2 - (b / 2) ^ 2), -b / 2, 05 ^# R% N- L' }7 }" `
Part.SetPickMode
1 L* d7 c/ K" N- `Part.ClearSelection2 True  ?" r6 d0 r5 i2 K5 U$ f2 ~; a
Part.SetPickMode, R7 t) u" Q: {
boolstatus = Part.Extension.SelectByID2("圆弧1", "SKETCHSEGMENT", 0#, 0#, 0#, False, 0, Nothing, 0)6 q* W& A9 e+ o: _/ S0 n6 X
Part.SketchManager.SketchTrim 0, Sqr(r1 ^ 2 - (b / 2) ^ 2), b / 2, 0" C: A' ~, Y1 ]% [- A, a2 J
Part.SetPickMode
* I4 I7 l! O$ W  ~boolstatus = Part.Extension.SelectByID2("圆弧1", "SKETCHSEGMENT", 0#, 0#, 0#, False, 0, Nothing, 0)8 Q8 Q& l1 p: {3 D
Part.SketchManager.SketchTrim 0, Sqr(r1 ^ 2 - (b / 2) ^ 2), -b / 2, 07 D6 t+ z* p" \  B+ x5 X
Part.SetPickMode5 F7 p  a) ?7 Z7 I: D. B8 E
boolstatus = Part.Extension.SelectByID2("圆弧2", "SKETCHSEGMENT", 0#, 0#, 0#, False, 0, Nothing, 0)3 _9 ?' M( v2 z4 I
Part.SketchManager.SketchTrim 0, a - Sqr(r1 ^ 2 - (b / 2) ^ 2), -b / 2, 05 r0 R9 U  X: C+ U' h. P7 x& y
Part.SetPickMode
8 G; W0 s6 O4 I4 g; v% Sboolstatus = Part.Extension.SelectByID2("圆弧2", "SKETCHSEGMENT", 0#, 0#, 0#, False, 0, Nothing, 0)/ }* |. h# g4 Q; Z. y
Part.SketchManager.SketchTrim 0, a - Sqr(r1 ^ 2 - (b / 2) ^ 2), b / 2, 0$ }4 O* T& f) {$ U/ S3 }, M
Part.SketchManager.InsertSketch True
. K+ l% R0 B! v! J2 w5 Rboolstatus = Part.Extension.SelectByID2("草图1", "SKETCH", 0, 0, 0, False, 0, Nothing, 0)$ {# F% m  F2 ]6 X) x# d/ j1 ]6 V
Part.ShowNamedView2 "*上下二等角轴测", 8
+ w# \' R5 Q- P9 dPart.ClearSelection2 True
7 _$ |# p1 z  s$ e  Dboolstatus = Part.Extension.SelectByID2("草图1", "SKETCH", 0, 0, 0, False, 0, Nothing, 0)
- o8 I7 h. O* |. ?7 S6 wPart.FeatureManager.FeatureExtrusion2 True, False, False, 0, 0, c, 0, False, False, False, False, 0.01745329251994, 0.01745329251994, False, False, False, False, 1, 1, 1, 0, 0, False
  E, _, b. g0 p; aPart.SelectionManager.EnableContourSelection = 08 v0 P1 U2 b% X4 j1 N' X
boolstatus = Part.Extension.SelectByID2("", "FACE", 3.123904942299E-04, -4.650735940004E-05, 0.01999999999987, False, 0, Nothing, 0)
2 E( A: v2 S5 z5 H  D# i2 A7 }! o0 g7 TPart.SketchManager.InsertSketch True" B- C7 E. ]1 w# ^5 m% S( H- K
Part.ClearSelection2 True
# u6 `- h6 ]/ E' ]Part.CreateCircleByRadius2 0, 0, 0, r29 Y8 `& p5 }4 K  B
Part.ClearSelection2 True
7 \! d3 n, w" e2 w& y# G3 {: L" k' IPart.CreateCircleByRadius2 a, 0, 0, r2
  A4 j0 o% i# {, xPart.ClearSelection2 True, t- V3 z& n8 j1 X
Part.SketchManager.InsertSketch True  u6 N& F3 L5 L* M) S4 S2 l) H3 J
Part.SketchManager.InsertSketch True
* _: t0 W5 {* T6 i) IPart.ClearSelection2 True
6 {6 c# t. M# [" h  Q& Bboolstatus = Part.Extension.SelectByID2("草图2", "SKETCH", 0, 0, 0, False, 0, Nothing, 0)
% ]5 m+ {5 X, f+ MPart.FeatureManager.FeatureCut True, False, False, 1, 0, c, 0.02, False, False, False, False, 0.01745329251994, 0.01745329251994, False, False, False, False, 0, 1, 16 m$ {* f) H& M* m9 E
Part.SelectionManager.EnableContourSelection = 0
9 u( H' L9 U1 q! A" O: S0 I! NEnd Sub
. H& x7 R% N) n运行到这句:Part.CreateLine2 Sqr(r1 ^ 2 - (b / 2) ^ 2), b / 2, 0, a - Sqr(r1 ^ 2 - (b / 2) ^ 2), b / 2, 0时,报错,说数值超过范围或函数调用有误,这是什么原因呢,真心求教,谢谢!% }$ a) L: J+ ?
. A  q: Y9 |+ w
[ 本帖最后由 nanyuchun 于 2009-5-10 09:19 编辑 ]
 楼主| 发表于 2009-5-7 16:05:24 | 显示全部楼层 来自: 中国安徽合肥
自己坐沙发等回答。。。
 楼主| 发表于 2009-5-7 16:27:42 | 显示全部楼层 来自: 中国安徽合肥
怎么就没人回答呢?
发表于 2009-5-7 19:08:32 | 显示全部楼层 来自: 中国广东广州
最好先用一个变量储存上述公式的运算结果, 然后再调用函数. 这样, 调试时可以比较容易找到问题.
发表于 2009-5-8 11:29:38 | 显示全部楼层 来自: 中国北京
Sqr(r1 ^ 2 - (b / 2) ^ 2)
; L6 U7 [9 j& v, O6 o; }9 U: y0 }r1 ^ 2 - (b / 2) ^ 2" I( O9 C# ^$ m
可能这里出现了负数,你给负数求平方根,就出错了
- v+ _2 }, ~4 N* e2 W你可以加一句看看:MsgBox (r1 ^ 2 - (b / 2) ^ 2)
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