NX二次开发源码分享：查找体中最大的面积
NX二次开发源码分享：查找体中最大的面积
通过MeasureFaces 下的area方法可以得到面的面积进行遍历查询
#include <NXOpen/Session.hxx>
#include <NXOpen/Part.hxx>
#include <NXOpen/PartCollection.hxx>
#include <NXOpen/MeasureManager.hxx>
#include <NXOpen/MeasureFaces.hxx>
#include <NXOpen/NXObject.hxx>
#include <NXOpen/NXObjectManager.hxx>
#include <NXOpen/Body.hxx>
#include <NXOpen/Face.hxx>
#include <NXOpen/Unit.hxx>
#include <NXOpen/UnitCollection.hxx>
using namespace NXOpen;
static tag_t ask_largest_face_interop(tag_t body_tag)
{
Session *theSession = Session::GetSession();
Part *workPart(theSession->Parts()->Work());
Unit *area_units = workPart->UnitCollection()->GetBase("Area");
Unit *length_units = workPart->UnitCollection()->GetBase("Length");
Body *theBody = dynamic_cast<Body *>(NXObjectManager::Get(body_tag));
std::vector<Face *> theFaces = theBody->GetFaces();
double bigArea = 0;
Face *bigFace;
std::vector<IParameterizedSurface *> theFace(1);
for (int ii = 0; ii < theFaces.size(); ii++)
{
theFace = dynamic_cast<IParameterizedSurface *>(theFaces);
MeasureFaces *theMeasure = workPart->MeasureManager()->
NewFaceProperties(area_units, length_units, 0.999, theFace);
if (theMeasure->Area() > bigArea)
{
bigArea = theMeasure->Area();
bigFace = theFaces;
}
}
return bigFace->Tag();
}
谢谢分享啊
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