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[二次开发源码] NX二次开发源码: 创建草图并通过草图做出回转体

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2014-2-19 17:07:47 4715 1

admin 发表于 2014-2-19 17:06:32 |阅读模式

admin 楼主

2014-2-19 17:06:32

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x
通过NX开发进行草图的创建,创建草图过程包括基本曲线的创建以及约束。
, r% K- u* m: ]% P  w草图的约束分为几何约束和尺寸约束,通过代码的约束使得草图完全约束。
; S& G: e$ V* K3 K( \草图完成后,可以通过回转体进行旋转,此处直接做出简单的例子。8 r) `. k+ W, E. q3 ^6 p, `1 Q" `. T
仅供参考!
% x% X  I$ U: q1 L3 y * ]0 p) p/ L' Y
效果如下:
$ a) ^7 p3 N& l0 T& P : Q4 f$ P0 \0 O: w
( D+ x4 Y4 J$ I0 C/ z: N

创建草图

创建草图

生成

生成
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admin 发表于 2014-2-19 17:07:47

admin 沙发

2014-2-19 17:07:47

比较乱,仅供参考* z" I! Z. h5 C" R. X5 Y3 T

0 A- f( s" K( \. f9 e. {
. a& b' V" {4 t4 O8 G
  1. <p>void basicFeatures::createSketch()
    : N# B3 T1 O% U4 ~" ^# J
  2. {</p><p>{
    / G4 ?: _( ^1 ]3 w3 L( a7 I
  3.     Session *theSession = Session::GetSession();
    : h: s# `  Z" m0 r9 f0 o& P
  4.     Part *workPart(theSession->Parts()->Work());5 U7 x2 q3 F3 \- F. C, G
  5.     Part *displayPart(theSession->Parts()->Display());
    3 ^2 y; A, T- O
  6.     Sketch *nullSketch(NULL);) r' m, q$ o; P
  7.     SketchInPlaceBuilder *sketchInPlaceBuilder1;
    ' [% a; |6 W" B5 y7 R' F; V6 A0 R
  8.     sketchInPlaceBuilder1 = workPart->Sketches()->CreateNewSketchInPlaceBuilder(nullSketch);' E. _8 Q+ l' C
  9.     sketchInPlaceBuilder1->Plane()->SetMethod(PlaneTypes::MethodTypeFixedZ);: e3 |! N, M7 ?* m2 l- a
  10.     Point3d origin1(0.0, 0.0, 0.0);
    0 p, C) k' I- O6 ?4 t# V
  11.     sketchInPlaceBuilder1->Plane()->SetOrigin(origin1);
    5 q9 V3 R9 ]7 W2 z: B; |! ]8 ^) t) B
  12.     sketchInPlaceBuilder1->Plane()->Evaluate();</p><p> // set the reference</p><p> theSession->Preferences()->Sketch()->SetCreateInferredConstraints(true);* R5 Y6 T1 ^$ [7 x- p& H
  13.    
    0 e4 l, E& p/ ]8 v9 }5 u
  14.     theSession->Preferences()->Sketch()->SetContinuousAutoDimensioning(false);
    7 I2 J9 l5 l  y( u# N
  15.    
    & v7 ?9 R. d2 P6 d0 ^
  16.     theSession->Preferences()->Sketch()->SetDimensionLabel(Preferences::SketchPreferences::DimensionLabelTypeExpression);
    : @( f. ]) M* d, ?. w* i6 z" ^. u. A
  17.    
    ; t( M( ]( j% E) {% H
  18.     theSession->Preferences()->Sketch()->SetTextSizeFixed(true);
    . u6 o2 ^9 V: U
  19.     + l0 }: U5 d7 P' ?; L5 [4 i) T
  20.     theSession->Preferences()->Sketch()->SetFixedTextSize(3.0);
    + w7 y' v3 p" R: O5 T
  21.    
    & t8 m7 c7 D; f2 w  \
  22.     theSession->Preferences()->Sketch()->SetConstraintSymbolSize(3.0);
    4 ^8 U* z( g$ y; n
  23.    
    $ A& X- C) Y5 z& E9 S/ `- \, h
  24.     theSession->Preferences()->Sketch()->SetDisplayObjectColor(false);) g7 L. [. S# c# s2 u' G4 g
  25.     ' u2 C4 g8 [3 j+ c
  26.     theSession->Preferences()->Sketch()->SetDisplayObjectName(true);</p><p>   
    " i* ?' P1 i. d% @
  27.     NXObject *nXObject1;8 m3 B% i1 y* M* B  I' U
  28.     nXObject1 = sketchInPlaceBuilder1->Commit();: h- C  @  A* m, |
  29.    
    ) L* v' c1 X( }8 s, L) m( i( B* h
  30.     Sketch *sketch1(dynamic_cast<Sketch *>(nXObject1));
    * l4 J5 V7 g1 Y. |* b5 `) f2 r
  31.     Features::Feature *feature1;, v4 d; @. L: A  S
  32.     feature1 = sketch1->Feature();</p><p>
    # q2 a2 @9 H& F6 x# A: g
  33.     sketchInPlaceBuilder1->Destroy();</p><p>/ Z' R; m( f/ F& T' c
  34. sketch1->Activate(Sketch::ViewReorientFalse);; h, c0 b' e# K; Y3 D( w
  35. ' [7 E, s$ g' E& K1 T. e+ v/ L$ _
  36. // define the dimensions
    5 g. U" M" E5 q2 O1 v3 `
  37.     double heigth1 = this->doubleHeight1->GetProperties()->GetDouble("Value");; f- K: p+ s# v* V% p" N
  38. double heigth2 = this->doubleHeight2->GetProperties()->GetDouble("Value");
    4 \( ^. L" i  i0 E( Q
  39. double length = this->doubleLength->GetProperties()->GetDouble("Value");. F" U$ M  G3 ^$ D, t6 [' V# P
  40. char msg1[UF_MAX_EXP_BUFSIZE],msg2[UF_MAX_EXP_BUFSIZE],msg3[UF_MAX_EXP_BUFSIZE];
    7 F5 V6 t1 I9 G, B) x/ K
  41. sprintf(msg1,"%f",heigth1);
    ; T( @0 B. v  z/ a+ ~
  42. sprintf(msg2,"%f",heigth2);
    1 W! N* n2 h& I  ^6 Y! h, w
  43. sprintf(msg3,"%f",length);
    2 K% [9 x4 R) k
  44. Expression *height1exp,*height2exp,*lengthexp;
    0 m1 G' _' H6 ]4 R- o/ X: ~5 y
  45. height1exp= workPart->Expressions()->CreateSystemExpression(msg1);
    * f/ M8 Q3 m9 M# c8 K, M
  46. height2exp= workPart->Expressions()->CreateSystemExpression(msg2);( a% T( T( N8 r4 ?. P' ~: E4 v
  47. lengthexp= workPart->Expressions()->CreateSystemExpression(msg3);6 X3 g. s! ]6 Y0 ?" |5 ~! k
  48. // these for the dimension position
    1 S! r4 Q( \# h8 ?/ j; O# ~9 y- |
  49. Point3d dimOrigin1(-100, heigth1/2, 0.0); 9 a, ]; J2 j! C( A- X0 w
  50. Point3d dimOrigin2(length/2, heigth1+100, 0.0);
    . D3 z; X2 D0 S' l
  51. Point3d dimOrigin3(length+100, heigth1-heigth2/2, 0.0);</p><p>  // add curves
    7 L/ A+ f! q5 U& `$ u
  52.     Point3d startPoint1(0.0, 0.0, 0.0);% ~. A4 G! W8 C5 W
  53. Point3d endPoint1(0.0,heigth1,0.0);1 [* F8 I0 b1 P4 O. X+ H3 ^! `) Y
  54. Point3d endPoint2(length,heigth1,0.0);7 w0 Z% t7 u  ?+ z" p
  55. Point3d endPoint3(length,heigth1-heigth2,0.0);# D' x# x' E1 m* n* j; ]
  56.     Line *line1,*line2,*line3,*line4;4 S# M8 R5 R; }' n" D' X
  57.     line1 = workPart->Curves()->CreateLine(startPoint1, endPoint1);! }0 @0 A/ h# L$ K
  58. line2 = workPart->Curves()->CreateLine(endPoint1, endPoint2);8 J4 [2 |8 b- j2 V' \! Q
  59. line3 = workPart->Curves()->CreateLine(endPoint2, endPoint3);' u. t# K) D1 Z! \$ D5 m
  60. line4 = workPart->Curves()->CreateLine(endPoint3, startPoint1);/ N5 q/ v* |& H0 g! C4 w  D, U
  61. theSession->ActiveSketch()->AddGeometry(line1, Sketch::InferConstraintsOptionInferCoincidentConstraints);
    * t: N  o8 x* b$ R* J- o
  62. theSession->ActiveSketch()->AddGeometry(line2, Sketch::InferConstraintsOptionInferCoincidentConstraints);
    & _1 I2 R7 q8 J8 \$ H- g* G
  63. theSession->ActiveSketch()->AddGeometry(line3, Sketch::InferConstraintsOptionInferCoincidentConstraints);$ |: H$ w/ i3 \" p1 M
  64. theSession->ActiveSketch()->AddGeometry(line4, Sketch::InferConstraintsOptionInferCoincidentConstraints);
    : c) r5 y: t9 q
  65.    </p><p> // add constraints
    1 z$ Q# J( \& Y" C" P/ N' k" _
  66. //..5 i$ V, \6 J% A( o/ h
  67. // for line1
    ( [8 @7 G2 ?1 X: \* |. Z
  68. Sketch::ConstraintGeometry geopoint1;
      [8 W' x, Z3 U- @9 P9 [' o# @
  69. geopoint1.Geometry = line1;& G' h5 W/ c3 f* ~/ Q4 P
  70. geopoint1.PointType = Sketch::ConstraintPointTypeStartVertex;
    , A( s& {+ U6 j6 ~; L
  71. geopoint1.SplineDefiningPointIndex = 0;6 E; c  l0 i3 W
  72. // find the (0,0,0) point2 N3 O0 k4 |7 L5 r( P
  73. Sketch::ConstraintGeometry geopoint2; ' o+ o& t( ?) P& n" p: n
  74. Point *pointOriginal;1 F# Z. j: Z4 j9 i- ~; |
  75. pointOriginal = workPart->Points()->CreatePoint(sketch1->Origin());+ Y/ Z& v& }( s' v9 @
  76. geopoint2.Geometry = pointOriginal;
    7 i8 z1 i4 W/ w( h' @- l
  77. geopoint2.PointType = Sketch::ConstraintPointTypeStartVertex;1 ^  ^0 z3 ~5 `) g+ b( J, @% {6 r
  78. geopoint2.SplineDefiningPointIndex = 0;
    # v" W/ X0 o- E9 q5 ^
  79. theSession->ActiveSketch()->CreateCoincidentConstraint(geopoint1,geopoint2);</p><p> Sketch::ConstraintGeometry geoline1;
    ! y/ W# Z  ^# K  l$ H+ @% C
  80. geoline1.Geometry = line1;# W& k: e3 H/ V6 B7 i8 g# a
  81. geoline1.PointType = Sketch::ConstraintPointTypeNone;. f$ M! a& |, P; H5 E! Z8 h+ @, [
  82. geoline1.SplineDefiningPointIndex = 0;, `0 Q2 v9 q0 n+ k. M
  83. theSession->ActiveSketch()->CreateVerticalConstraint(geoline1);8 ^9 g! v* q3 |8 ?& F+ x! l
  84. //..
    * n: N3 M" q! G, V  E$ _
  85. // for line2' ^; M# I( n  N. s% k
  86. Sketch::ConstraintGeometry geoline2;
    7 u# ]8 y3 p' e2 x
  87. geoline2.Geometry = line2;
    2 q% Z. C8 J9 t4 E  d. G
  88. geoline2.PointType = Sketch::ConstraintPointTypeNone;( s8 q2 X1 g7 t: S3 v- B
  89. geoline2.SplineDefiningPointIndex = 0;
    . C% ]! _; V& o" ^  R+ D( q3 a
  90. theSession->ActiveSketch()->CreateHorizontalConstraint(geoline2);9 y6 V4 z5 Q6 v! F
  91. //.., q1 K4 }  e( F. n% G
  92. // for line3
    6 u4 S* G4 k; Y$ E
  93. Sketch::ConstraintGeometry geoline3;- [9 m8 e6 S5 e7 ^& x4 g
  94. geoline3.Geometry = line3;2 j9 \1 E, ?9 T# x. Q
  95. geoline3.PointType = Sketch::ConstraintPointTypeNone;, L8 ]! [( q, D" Y
  96. geoline3.SplineDefiningPointIndex = 0;
    # z- U7 k# t$ h, i! O2 B* A
  97. theSession->ActiveSketch()->CreateVerticalConstraint(geoline3);6 x, K/ R- L" O% r$ G. \
  98. // use this method to create the constraints, `5 s. p$ y* L3 i$ U
  99. /*SketchConstraintBuilder *line3constraint;& N* ?& L1 ^/ g4 x
  100. line3constraint= workPart->Sketches()->CreateConstraintBuilder();
    ' k: g$ t" C  K
  101. line3constraint->GeometryToConstrain()->Add(line3);
    ! [1 \, R; O7 \+ c
  102. line3constraint->SetConstraintType(SketchConstraintBuilder::ConstraintVertical);# b, S; d$ @3 L8 C2 D6 S
  103. line3constraint->Commit();
    ; j! s) ]5 K! @: T
  104.     line3constraint->Destroy();*/+ F- [- F7 p  T! y
  105.     / q$ m" a4 c4 X. j, ^5 @
  106. // add dimension
      j4 z9 r' ]2 r
  107. //..
    6 V& I7 B( \* w  C5 i' _
  108. // for line12 C# x7 r- Y( @  ]
  109. Sketch::DimensionGeometry dimobject1_start;6 j& j( I: Z  l; N- a9 c
  110. dimobject1_start.AssocType = Sketch::AssocTypeStartPoint;& u) Z, l' _* x- t0 B3 A, p- f
  111. dimobject1_start.AssocValue = 0;, |6 Q7 f  ~: ~8 e
  112. dimobject1_start.Geometry = line1;3 i" y) p' E( U3 C
  113. dimobject1_start.HelpPoint.X = 0 ;
    ) X3 k6 u7 w4 _, |. T, r  i
  114. dimobject1_start.HelpPoint.Y = 0 ;
    9 V. ~9 t9 q% M9 p$ z3 ?: C/ K
  115. dimobject1_start.HelpPoint.Z = 0 ;6 R# I' V# _1 _3 f$ {" f7 ]
  116. NXObject *nullNXObject1(NULL);
    4 l, D$ E; F) `1 ^( v4 [3 F0 s
  117. dimobject1_start.View = nullNXObject1;</p><p> Sketch::DimensionGeometry dimobject1_end;
    + I! l2 W, D  f4 r
  118. dimobject1_end.AssocType = Sketch::AssocTypeEndPoint;
    5 x! F# @* L9 M3 d+ @5 }8 @
  119. dimobject1_end.AssocValue = 0;8 r) Q$ f$ j2 i8 ~: o" s; @" N
  120. dimobject1_end.Geometry = line1;6 \8 k* M  M/ s. B
  121. dimobject1_end.HelpPoint.X = 0 ;, t; S! c5 |2 _- |
  122. dimobject1_end.HelpPoint.Y = 0 ;$ s. r3 [0 w; P" |
  123. dimobject1_end.HelpPoint.Z = 0 ;
    * w- p  O: j4 }& e; Y0 Q1 ?
  124. dimobject1_end.View = nullNXObject1;</p><p> SketchDimensionalConstraint *sketchDimensionalConstraint1 = theSession->ActiveSketch()->CreateDimension(Sketch::ConstraintTypeVerticalDim,dimobject1_start,dimobject1_end,dimOrigin1,height1exp,Sketch::DimensionOptionCreateAsDriving);</p><p>    Annotations::Dimension *dimension1;
    / x5 C2 Y0 h" _  {# U
  125.     dimension1 = sketchDimensionalConstraint1->AssociatedDimension();</p><p>
    ; X, o1 _- `! j4 U) I. \* o
  126. //..
    , n" S4 R% _2 u0 x2 A. o
  127. // for line2
    : \) c' j& Z0 E) N* }9 W1 I
  128. Sketch::DimensionGeometry dimobject2_start;' S" O5 x2 g) I' p
  129. dimobject2_start.AssocType = Sketch::AssocTypeStartPoint;
    ) D: {9 e' A: ?' M
  130. dimobject2_start.AssocValue = 0;
    0 F0 C0 o2 j) @" J# ~. r1 K1 |3 ^
  131. dimobject2_start.Geometry = line2;8 V8 F7 N. C' L  U1 e" V* }
  132. dimobject2_start.HelpPoint.X = 0 ;( r! r9 C2 Q2 S" N: x1 ?: X
  133. dimobject2_start.HelpPoint.Y = 0 ;; H3 W% X  n% g! ^
  134. dimobject2_start.HelpPoint.Z = 0 ;
    ; q: V9 V  H1 @
  135. dimobject2_start.View = nullNXObject1;</p><p> Sketch::DimensionGeometry dimobject2_end;
    6 X# B& m* Q+ C" k* u7 K4 A
  136. dimobject2_end.AssocType = Sketch::AssocTypeEndPoint;# v2 G% \8 ^  O* y
  137. dimobject2_end.AssocValue = 0;5 A% b" \& q2 I* x4 g
  138. dimobject2_end.Geometry = line2;8 x% w7 Q4 X) r  g. Y: q; {& W
  139. dimobject2_end.HelpPoint.X = 0 ;
    # O) ~* ]. `( c
  140. dimobject2_end.HelpPoint.Y = 0 ;
      U/ [8 _, w/ Y, Y! F9 b
  141. dimobject2_end.HelpPoint.Z = 0 ;/ Y( h: w: M) z5 A
  142. dimobject2_end.View = nullNXObject1;</p><p> SketchDimensionalConstraint *sketchDimensionalConstraint2 = theSession->ActiveSketch()->CreateDimension(Sketch::ConstraintTypeHorizontalDim,dimobject2_start,dimobject2_end,dimOrigin2,lengthexp,Sketch::DimensionOptionCreateAsDriving);</p><p>    Annotations::Dimension *dimension2;
    ; t0 ]9 H8 b! X/ F* B
  143.     dimension2 = sketchDimensionalConstraint2->AssociatedDimension();</p><p> // for line3
    % a' Y, T& r. y
  144. Sketch::DimensionGeometry dimobject3_start;5 {5 y& W' X2 N2 k9 N
  145. dimobject3_start.AssocType = Sketch::AssocTypeStartPoint;6 I" g" h: `! J$ G" R5 I, }( I' a
  146. dimobject3_start.AssocValue = 0;
    * W" ^" I2 e0 c6 p+ t+ }4 [7 k6 X7 C
  147. dimobject3_start.Geometry = line3;% T5 n3 _6 ~2 z1 q
  148. dimobject3_start.HelpPoint.X = 0 ;' g! m) s$ E& U! U8 Z6 t
  149. dimobject3_start.HelpPoint.Y = 0 ;. x* B* Q; l3 c
  150. dimobject3_start.HelpPoint.Z = 0 ;
      N6 c9 Z  A% {, _/ }/ [# h
  151. dimobject3_start.View = nullNXObject1;</p><p> Sketch::DimensionGeometry dimobject3_end;
    ; g7 _$ Q" A, Y( _; y  M/ ^; A, O
  152. dimobject3_end.AssocType = Sketch::AssocTypeEndPoint;
    4 R' J( s/ \% q( ~
  153. dimobject3_end.AssocValue = 0;  j3 _, ]; Z' V4 F* L
  154. dimobject3_end.Geometry = line3;' `! U/ J  V3 k! c/ E/ r
  155. dimobject3_end.HelpPoint.X = 0 ;) t# a' j# O( Z' O) M% Y
  156. dimobject3_end.HelpPoint.Y = 0 ;
    1 M& q( O% e- V) @  k9 H  V7 |8 p
  157. dimobject3_end.HelpPoint.Z = 0 ;# j; d* J  a) D. q% ~7 B- {
  158. dimobject3_end.View = nullNXObject1;</p><p> SketchDimensionalConstraint *sketchDimensionalConstraint3 = theSession->ActiveSketch()->CreateDimension(Sketch::ConstraintTypeVerticalDim,dimobject3_start,dimobject3_end,dimOrigin3,height2exp,Sketch::DimensionOptionCreateAsDriving);</p><p>    Annotations::Dimension *dimension3;7 ]' o% W, M9 Z+ r6 r
  159.     dimension3 = sketchDimensionalConstraint3->AssociatedDimension();</p><p> //workPart->Expressions()->Delete(height1exp);</p><p> theSession->ActiveSketch()->Update();</p><p> theSession->ActiveSketch()->Deactivate(Sketch::ViewReorientFalse,Sketch::UpdateLevelModel);
    0 K5 \  V9 |- u$ M+ X
  160. * ~) r; h) L" J0 e% l
  161. /*</p><p> // revolve the body</p><p> */
    ) d* M$ R5 }3 |# B4 S4 M5 U& f' y
  162. Features::Feature *nullFeatures_Feature(NULL);
    0 u: H; v( X: J/ o9 O
  163. Features::RevolveBuilder *revolveBuilder1;
    - E4 w2 d& z7 R+ `
  164.     revolveBuilder1 = workPart->Features()->CreateRevolveBuilder(nullFeatures_Feature);
    ! S, g" O" p2 g3 d5 w
  165.     revolveBuilder1->Limits()->StartExtend()->Value()->SetRightHandSide("0");
    9 s$ U5 L6 ~" A) A9 R8 [
  166.     revolveBuilder1->Limits()->EndExtend()->Value()->SetRightHandSide("360");3 `! A- e1 I8 e5 N8 T; j$ k0 C+ E! m
  167.     revolveBuilder1->SetTolerance(0.01);, b9 M7 z- U& d* J! u) c, @  X7 ]4 ^4 d
  168. Section *section1;% |# H8 u$ [5 E: \1 S3 }; W
  169.     section1 = workPart->Sections()->CreateSection(0.0095, 0.01, 0.5);
    # W4 Q4 r( b0 I. z
  170.     revolveBuilder1->SetSection(section1);/ r! F9 B' C( T- o
  171.    
    % s+ U1 j: F' d  U7 X; s
  172. section1->SetAllowedEntityTypes(Section::AllowTypesOnlyCurves);
    " M  X9 e% ^  l) W7 l' e
  173.     - B  m/ z: q  d% ^+ P
  174. std::vector<Features::Feature *> features1(1);
    " o7 ?! [. v& Z& G5 k$ g
  175.     features1[0] = feature1;
    , a% z! @4 G$ S& E# u( R
  176.     CurveFeatureRule *curveFeatureRule1;  C8 d8 `" E' d( b2 a
  177.     curveFeatureRule1 = workPart->ScRuleFactory()->CreateRuleCurveFeature(features1);! S, W+ A7 ^# d+ b4 y9 T$ y: k7 J
  178.     7 l& z7 _; D- [! q7 L
  179.     section1->AllowSelfIntersection(false);
    # \3 C, \( c  C& I- j- j+ g9 b
  180.    
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  181.     std::vector<SelectionIntentRule *> rules1(1);
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  182.     rules1[0] = curveFeatureRule1;0 H  o0 z# r7 ?7 {# u  j0 @1 A
  183.     NXObject *nullNXObject(NULL);
    ; A1 [$ S- O6 W) u. f" e
  184.     Point3d helpPoint1(0.0, 0.0, 0.0);9 q; }7 o+ ]& G7 @
  185.     section1->AddToSection(rules1, nullNXObject, nullNXObject, nullNXObject, helpPoint1, Section::ModeCreate, false);
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  186. % M& G. b  L/ D& ]% K
  187. // define the axis</p><p>    Direction *direction1;
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  188.     direction1 = workPart->Directions()->CreateDirection(line2, SenseForward, SmartObject::UpdateOptionWithinModeling);  G  b/ e$ b% y: ?
  189.     % ]3 m2 B- a. P1 p( U
  190.     Point *nullPoint(NULL);+ i: s1 _7 [/ V7 o9 m
  191.     Axis *axis1;2 e: s0 U7 k' C$ i* B
  192.     axis1 = workPart->Axes()->CreateAxis(nullPoint, direction1, SmartObject::UpdateOptionWithinModeling);2 U$ {* e, F* v6 ]- L9 K' l
  193. 3 n3 F, w! b* T; \/ }8 ^
  194. revolveBuilder1->SetAxis(axis1);</p><p> // commit feature
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  195. Features::Feature *feature2;# D8 D' p; H3 b0 O& v( h! C
  196.     feature2 = revolveBuilder1->CommitFeature();
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  197. revolveBuilder1->Destroy();! a1 l# v# i7 p  F) e. L1 i2 Y; f
  198. }</p><p>}8 Z; h# Z- {( q3 n! X
  199. </p><p> </p>
复制代码
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