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NX二次开发源码分享：查找体中最大的面积
6 `$ w- e( B8 ^6 d+ H通过MeasureFaces 下的area方法可以得到面的面积进行遍历查询9 q. R7 a6 [6 `9 s# k7 l/ |
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- #include <NXOpen/Session.hxx>7 R+ J0 W" P0 H9 ^
- #include <NXOpen/Part.hxx>
7 o, ?, A" q n# D - #include <NXOpen/ParTCollection.hxx>+ D7 R5 x, ]. \6 i$ v0 A
- #include <NXOpen/MeasureManager.hxx>
$ W5 M7 u: p" b( E$ h# `+ L' C - #include <NXOpen/MeasureFaces.hxx>" [2 ? A; B: }% X5 ?4 [3 D
- #include <NXOpen/NXObject.hxx>. C$ b' s% Q9 S# P& j: |1 L
- #include <NXOpen/NXObjectManager.hxx>0 W9 U% [9 C/ N4 F3 K
- #include <NXOpen/Body.hxx>- D$ R9 b" W; e. f
- #include <NXOpen/Face.hxx>0 m8 ^9 z, {- P' j! ?. m1 s0 ]: Y
- #include <NXOpen/Unit.hxx>: ?) X# m' n7 b W* i
- #include <NXOpen/UnitCollection.hxx>
. N6 u5 x; j: \! ~ - using namespace NXOpen;
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4 |( \, l% P' R% V* j- static tag_t ask_largest_face_interop(tag_t body_tag)
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- Session *theSession = Session::GetSession();; X( J3 `8 J5 x
4 L, f7 ], H! t/ j: p6 A5 g- Part *workPart(theSession->Parts()->Work());5 R, [8 i! c, [8 o8 u" f
, l+ l& e% S1 ?, |, m3 s l- Unit *area_units = workPart->UnitCollection()->GetBase("Area");5 V$ D% x0 O G, o* N
- Unit *length_units = workPart->UnitCollection()->GetBase("Length");
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% m- S! n5 c+ f7 Y' i- Body *theBody = dynamic_cast<Body *>(NXObjectManager::Get(body_tag));
: g( I6 u2 [# `+ |6 W4 A6 w8 | - std::vector<Face *> theFaces = theBody->GetFaces();
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- double bigArea = 0;0 ?+ n$ `0 [* t
- Face *bigFace;- [5 o6 N# ?/ Z% T' [$ K; c% a
- std::vector<IParameterizedSurface *> theFace(1); X. h8 }+ x3 ^+ j) Z
- for (int ii = 0; ii < theFaces.size(); ii++)7 L( ?9 y3 y* f3 l8 G
- {
: Z* \7 _$ N7 Q" Y3 g1 k; a0 u - theFace[0] = dynamic_cast<IParameterizedSurface *>(theFaces[ii]);
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- MeasureFaces *theMeasure = workPart->MeasureManager()->( s" [( i# Y9 W0 o
- NewFaceProperties(area_units, length_units, 0.999, theFace);4 ^1 Q( y( C1 v9 J" j) F5 O
* a7 f2 S9 r6 G" z/ Q- if (theMeasure->Area() > bigArea)7 z) h+ M( p) k. ]! x! }; K
- {
6 K. o2 r B- e - bigArea = theMeasure->Area();6 y A2 `1 K4 v
- bigFace = theFaces[ii];
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+ d, \: x! v/ Z. }) `2 T, l$ k- return bigFace->Tag();
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