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% S4 E% T. g. E% [$ }4 jNX二次开发源码分享： 导出 step格式: _! y: m% u5 G
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参考一下，很简单哦！！
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void StepExport::do_it()
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std::vector<TaggedObject*> objectArray;
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9 z! r* b# F1 T. b: F& C3 @: g if (select_bodies(objectArray))
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NXOpen::Session::UndoMarkId markId1;
2 ~8 v+ O7 K$ Q4 a* t markId1 = theSession->SetUndoMark(NXOpen::Session::MarkVisibilityVisible, "Start");
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' R5 s" v1 _2 {& m NXString sBaseDir = theSession->GetEnvironmentVariableValue("UGII_BASE_DIR");
B& y% e: J: |" c0 F; w( j: k" {/ V NXString sCfgFile = sBaseDir + "\\step214ug\\ugstep214.def";
* V8 ?3 J1 d3 w' G' U1 C NXString sPartSpec = displayPart->FullPath();3 w7 a3 f( V0 u3 R3 g
std::string sFolder = sPartSpec.GetText();& @) s" M9 }+ b6 ]
std::size_t found = sFolder.find_last_of(".");8 i0 d8 R- `& _7 f5 f9 c! s) i) Y
NXString sStepSpec = sFolder.substr(0, found) + ".stp";
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NXOpen::StepCreator *stepCreator1;, ~5 Z( G" R0 g* M
stepCreator1 = theSession->DexManager()->CreateStepCreator();
9 K! u0 |# q1 Y9 } stepCreator1->SetExportAs(NXOpen::StepCreator::ExportAsOptionAp214);( J: @2 _- J' d: x
stepCreator1->ExportSelectionBlock()->SetSelectionScope(NXOpen::ObjectSelector::ScopeSelectedObjects);, S9 P S0 U/ f
stepCreator1->ObjectTypes()->SetSolids(true);
; m% e, |; ^0 ?4 B7 z" t stepCreator1->SetSettingsFile(sCfgFile);
+ l4 E$ d+ ^5 {3 T7 i/ T6 T1 O( g N stepCreator1->SetInputFile(sPartSpec);
9 C: h. n7 q& D( X0 p2 p6 }2 { stepCreator1->SetOutputFile(sStepSpec);$ ]5 s, ~* M4 n2 Y V i1 C& e
stepCreator1->SetFileSaveFlag(false);3 d0 W: r. W8 _( L' k
stepCreator1->SetLayerMask("1-256");+ U8 D- N! ^$ z
6 V- T1 V2 E/ j std::stringstream sBodyList("");
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; ], I+ b) I6 A; _6 s7 X std::vector<TaggedObject*>::iterator iter;. M* O$ A% p! @" W4 [
bool added1;$ C. n% }, \; @* h
for (iter = objectArray.begin(); iter != objectArray.end(); ++iter)8 J" n' B' p+ V
{
* I% Q" \5 x' \; @" F j) f- m Body* theBody = dynamic_cast<NXOpen::Body*>(*iter);
/ A3 [) {, R8 `4 ?0 ?$ M7 c if (theBody)
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added1 = stepCreator1->ExportSelectionBlock()->SelectionComp()->Add(theBody);% {4 ? ~* V4 u7 |9 u. R
sBodyList << "Adding Body " << (theBody)->Tag() << std::endl;
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// Debug output7 w) S9 E; z: l3 j1 S
print("UGII_BASE_DIR = " + sBaseDir);
/ ~- T, c, j6 p& \, I/ ^. s: ` print("Settings File = " + sCfgFile);
; p3 |% H- E- t4 [4 R" P! O print("Input File = " + sPartSpec);
; I4 ?, y" G9 D, |. q print("Output File = " + sStepSpec);
) g) `2 q" ^5 y! S" p9 l print(sBodyList.str());
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NXOpen::NXObject *nXObject1 = stepCreator1->Commit();5 A9 [) n4 D0 ~0 r4 f6 @' W
stepCreator1->Destroy();
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