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3 b% Q% q7 L( C' {UG NX二次开发源码分享： NX Open C++ 创建投影曲线 project curves1 Y9 y) e1 j1 v t! }, C
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此处使用的是 通过面的法向创建投影曲线，可以参考下！
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NX Open C++ 创建投影曲线 project curves
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- int trimSteels::project_curves(vector<TaggedObject *>inputObjects,Plane *plane1)/ {( S. ^5 h' a$ N
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3 p7 v) ~' X# A& n, T3 i - int errorCode = 0;
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- // createProject curves
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. _) o4 O7 o/ I! A/ ?' V/ X- Features::ProjecTCurveBuilder *projectCurveBuilder1;: G% w/ \, w" h: B9 @) _5 r4 W! E
- M' f5 [& z8 X- projectCurveBuilder1 = workPart->Features()->CreateProjectCurveBuilder(nullFeatures_Feature);
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- projectCurveBuilder1->SectionToProject()->SetDistanceTolerance(DISTANCETOLERANCE);4 F4 E* \6 I& c6 W& ?
( }0 `! j; x1 e+ f8 ?$ F9 @- projectCurveBuilder1->SectionToProject()->SetChainingTolerance(CHAININGTOLERANCE);: L' q! |9 V5 w
6 Q0 A& l9 L+ R9 I0 Y2 j9 N- projectCurveBuilder1->SectionToProject()->SetAngleTolerance(ANGLETOLERANCE); d1 k- R1 i+ k8 l @) i& X+ E
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- projectCurveBuilder1->SectionToProject()->SetAllowedEntityTypes(Section::AllowTypesOnlyCurves);9 b+ A: h! w4 X1 w
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- projectCurveBuilder1->CurveFitData()->SetTolerance(DISTANCETOLERANCE);
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- projectCurveBuilder1->CurveFitData()->SetAngleTolerance(ANGLETOLERANCE);3 Q; F* d% \2 S. J( w$ ?
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- int size = (int)inputObjects.size();! O8 S5 O+ M: n4 ^) X
- std::vector<IBaseCurve *> curves1;
6 ]% F6 I8 }0 R: y1 G* J/ l }" ` - for (int ii = 0 ; ii < size; ++ii)
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0 @- I7 p: ^2 v4 U( d2 k- J; k - curves1.push_back(dynamic_cast<IBaseCurve*>(inputObjects[ii]));, M$ `7 K! `& q
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% M1 W* e4 k" d8 b$ U( n- NXOpen::CurveDumbRule *curveDumbRule1;8 D% [2 s3 i$ H$ s
; I6 q6 E, ^+ V7 R- I$ O- curveDumbRule1 = workPart->ScRuleFactory()->CreateRuleBaseCurveDumb(curves1);
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7 c- l% }) s0 F- projectCurveBuilder1->SectionToProject()->AllowSelfIntersection(true);
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- std::vector<SelectionIntentRule *> rules1(1); ]) ]8 m* v! U" R( |
- rules1[0] = curveDumbRule1;2 D8 ?6 `, l# M: h; v& v, F% x
- NXObject *nullNXObject(NULL);) X1 G$ f3 r Q- R' n* K/ b
- Point3d helpPoint1(0, 0, 0);
& g! b0 M. c8 U/ ^$ r, p - projectCurveBuilder1->SectionToProject()->AddToSection(rules1, nullNXObject, nullNXObject, nullNXObject, helpPoint1, Section::ModeCreate, false);: ]5 W( p3 L( F+ B1 a: G
0 n3 v$ D3 K7 j5 f6 |. ?9 L6 f- plane1->Evaluate();
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* r/ h- z3 Y0 K: Z$ {& k- projectCurveBuilder1->SetPlaneToProjectTo(plane1);
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; j8 Q% S) A6 m! L1 R5 N/ o' H4 Z- projectCurveBuilder1->SetGapOption(true);5 C7 t' L/ \3 U* [: y3 l8 V% s
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- projectCurveBuilder1->CurveFitData()->SetCurveJoinMethod(GeometricUtilities::CurveFitData::JoinGeneral);$ V; v% C Q) r' R
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- NXObject *nXObject1;! _5 p. {3 e% ]7 R$ ]. r) d( S* }
- nXObject1 = projectCurveBuilder1->Commit();6 T }9 A# H/ y, p5 ]( a
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- projectCurveBuilder1->SectionToProject()->CleanMappingData();
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# o$ B0 w* Z3 p- projectCurveBuilder1->Destroy();4 Z& q- Z$ l0 E
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8 A6 F5 l' |2 z! L; i. E+ q' t - catch(exception& ex)! V* v1 t2 \- \/ V0 q
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, B5 N% e0 X, E. B - //---- Enter your exception handling code here -----
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: R( u4 p/ F; T$ L" j, ]" ~ - trimSteels::theUI->NXMessageBox()->Show("Block Styler", NXOpen::NXMessageBox::DialogTypeError, ex.what());1 l) u* ?8 u6 U, W- f
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' ]9 y: U; R' Y# \- return errorCode;
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