本文整理汇总了C++中TopExp_Explorer类的典型用法代码示例。如果您正苦于以下问题:C++ TopExp_Explorer类的具体用法?C++ TopExp_Explorer怎么用?C++ TopExp_Explorer使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了TopExp_Explorer类的20个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的C++代码示例。
示例1: getVerifiedSketch
std::vector<TopoDS_Wire> SketchBased::getSketchWires() const {
std::vector<TopoDS_Wire> result;
TopoDS_Shape shape = getVerifiedSketch()->Shape.getShape()._Shape;
if (shape.IsNull())
throw Base::Exception("Linked shape object is empty");
// this is a workaround for an obscure OCC bug which leads to empty tessellations
// for some faces. Making an explicit copy of the linked shape seems to fix it.
// The error almost happens when re-computing the shape but sometimes also for the
// first time
BRepBuilderAPI_Copy copy(shape);
shape = copy.Shape();
if (shape.IsNull())
throw Base::Exception("Linked shape object is empty");
TopExp_Explorer ex;
for (ex.Init(shape, TopAbs_WIRE); ex.More(); ex.Next()) {
result.push_back(TopoDS::Wire(ex.Current()));
}
if (result.empty()) // there can be several wires
throw Base::Exception("Linked shape object is not a wire");
return result;
}
开发者ID:Didier94,项目名称:FreeCAD_sf_master,代码行数:25,代码来源:FeatureSketchBased.cpp
示例2: canExtrude
bool DlgExtrusion::canExtrude(const TopoDS_Shape& shape) const
{
if (shape.IsNull())
return false;
TopAbs_ShapeEnum type = shape.ShapeType();
if (type == TopAbs_VERTEX || type == TopAbs_EDGE ||
type == TopAbs_WIRE || type == TopAbs_FACE ||
type == TopAbs_SHELL)
return true;
if (type == TopAbs_COMPOUND) {
TopExp_Explorer xp;
xp.Init(shape,TopAbs_SOLID);
while (xp.More()) {
return false;
}
xp.Init(shape,TopAbs_COMPSOLID);
while (xp.More()) {
return false;
}
return true;
}
return false;
}
开发者ID:davidlni,项目名称:FreeCAD,代码行数:25,代码来源:DlgExtrusion.cpp
示例3: findShapes
void DlgRevolution::findShapes()
{
App::Document* activeDoc = App::GetApplication().getActiveDocument();
if (!activeDoc) return;
Gui::Document* activeGui = Gui::Application::Instance->getDocument(activeDoc);
std::vector<App::DocumentObject*> objs = activeDoc->getObjectsOfType
(Part::Feature::getClassTypeId());
for (std::vector<App::DocumentObject*>::iterator it = objs.begin(); it!=objs.end(); ++it) {
const TopoDS_Shape& shape = static_cast<Part::Feature*>(*it)->Shape.getValue();
if (shape.IsNull()) continue;
TopExp_Explorer xp;
xp.Init(shape,TopAbs_SOLID);
if (xp.More()) continue; // solids not allowed
xp.Init(shape,TopAbs_COMPSOLID);
if (xp.More()) continue; // compound solids not allowed
// So allowed are: vertex, edge, wire, face, shell and compound
QTreeWidgetItem* item = new QTreeWidgetItem(ui->treeWidget);
item->setText(0, QString::fromUtf8((*it)->Label.getValue()));
item->setData(0, Qt::UserRole, QString::fromLatin1((*it)->getNameInDocument()));
Gui::ViewProvider* vp = activeGui->getViewProvider(*it);
if (vp) item->setIcon(0, vp->getIcon());
}
}
开发者ID:crobarcro,项目名称:FreeCAD,代码行数:25,代码来源:DlgRevolution.cpp
示例4: goSetupResultTypedSelection
void PartGui::goSetupResultTypedSelection(ResultEntry* entry, const TopoDS_Shape& shape, TopAbs_ShapeEnum type)
{
TopExp_Explorer it;
for (it.Init(shape, type); it.More(); it.Next())
{
QString name = buildSelectionName(entry, (it.Current()));
if (!name.isEmpty())
entry->selectionStrings.append(name);
}
}
开发者ID:3DPrinterGuy,项目名称:FreeCAD,代码行数:10,代码来源:TaskCheckGeometry.cpp
示例5: GetCentralFacePoint
gp_Pnt GetCentralFacePoint(const TopoDS_Face& face)
{
// compute point on face
Standard_Real umin, umax, vmin, vmax;
gp_Pnt p;
Handle(Geom_Surface) surface = BRep_Tool::Surface(face);
BRepTools::UVBounds(face, umin, umax, vmin, vmax);
Standard_Real umean = 0.5*(umin+umax);
Standard_Real vmean = 0.5*(vmin+vmax);
// compute intersection of u-iso line with face boundaries
Handle(Geom2d_Curve) uiso = new Geom2d_Line(
gp_Pnt2d(umean,0.),
gp_Dir2d(0., 1.)
);
TopExp_Explorer exp (face,TopAbs_EDGE);
std::list<double> intersections;
for (; exp.More(); exp.Next()) {
TopoDS_Edge edge = TopoDS::Edge(exp.Current());
Standard_Real first, last;
// Get geomteric curve from edge
Handle(Geom2d_Curve) hcurve = BRep_Tool::CurveOnSurface(edge, face, first, last);
hcurve = new Geom2d_TrimmedCurve(hcurve, first, last);
Geom2dAPI_InterCurveCurve intersector(uiso, hcurve);
for (int ipoint = 0; ipoint < intersector.NbPoints(); ++ipoint) {
gp_Pnt2d p = intersector.Point(ipoint+1);
intersections.push_back(p.Y());
}
}
// remove duplicate solutions defined by tolerance
double tolerance = 1e-5;
intersections.sort();
intersections.unique(IsSame((vmax-vmin)*tolerance));
// normally we should have at least two intersections
// also the number of sections should be even - else something is really strange
//assert(intersections.size() % 2 == 0);
if (intersections.size() >= 2) {
std::list<double>::iterator it = intersections.begin();
double int1 = *it++;
double int2 = *it;
vmean = (int1 + int2)/2.;
}
surface->D0(umean, vmean, p);
return p;
}
开发者ID:Felipeasg,项目名称:tigl,代码行数:55,代码来源:tiglcommonfunctions.cpp
示例6: getSelection
void CmdPartDesignPad::activated(int iMsg)
{
unsigned int n = getSelection().countObjectsOfType(Part::Part2DObject::getClassTypeId());
if (n != 1) {
QMessageBox::warning(Gui::getMainWindow(), QObject::tr("Wrong selection"),
QObject::tr("Select a sketch or 2D object."));
return;
}
std::string FeatName = getUniqueObjectName("Pad");
std::vector<App::DocumentObject*> Sel = getSelection().getObjectsOfType(Part::Part2DObject::getClassTypeId());
Part::Part2DObject* sketch = static_cast<Part::Part2DObject*>(Sel.front());
const TopoDS_Shape& shape = sketch->Shape.getValue();
if (shape.IsNull()) {
QMessageBox::warning(Gui::getMainWindow(), QObject::tr("Wrong selection"),
QObject::tr("The shape of the selected object is empty."));
return;
}
// count free wires
int ctWires=0;
TopExp_Explorer ex;
for (ex.Init(shape, TopAbs_WIRE); ex.More(); ex.Next()) {
ctWires++;
}
if (ctWires == 0) {
QMessageBox::warning(Gui::getMainWindow(), QObject::tr("Wrong selection"),
QObject::tr("The shape of the selected object is not a wire."));
return;
}
App::DocumentObject* support = sketch->Support.getValue();
openCommand("Make Pad");
doCommand(Doc,"App.activeDocument().addObject(\"PartDesign::Pad\",\"%s\")",FeatName.c_str());
doCommand(Doc,"App.activeDocument().%s.Sketch = App.activeDocument().%s",FeatName.c_str(),sketch->getNameInDocument());
doCommand(Doc,"App.activeDocument().%s.Length = 10.0",FeatName.c_str());
updateActive();
if (isActiveObjectValid()) {
doCommand(Gui,"Gui.activeDocument().hide(\"%s\")",sketch->getNameInDocument());
if (support)
doCommand(Gui,"Gui.activeDocument().hide(\"%s\")",support->getNameInDocument());
}
doCommand(Gui,"Gui.activeDocument().setEdit('%s')",FeatName.c_str());
//commitCommand();
adjustCameraPosition();
if (support) {
copyVisual(FeatName.c_str(), "ShapeColor", support->getNameInDocument());
copyVisual(FeatName.c_str(), "LineColor", support->getNameInDocument());
copyVisual(FeatName.c_str(), "PointColor", support->getNameInDocument());
}
}
开发者ID:h4ck3rm1k3,项目名称:FreeCAD,代码行数:55,代码来源:Command.cpp
示例7: getSolid
TopoDS_Shape Feature::getSolid(const TopoDS_Shape& shape)
{
if (shape.IsNull())
Standard_Failure::Raise("Shape is null");
TopExp_Explorer xp;
xp.Init(shape,TopAbs_SOLID);
for (;xp.More(); xp.Next()) {
return xp.Current();
}
return TopoDS_Shape();
}
开发者ID:3DPrinterGuy,项目名称:FreeCAD,代码行数:12,代码来源:Feature.cpp
示例8: getBaseObject
const TopoDS_Shape& Feature::getBaseShape() const {
const Part::Feature* BaseObject = getBaseObject();
const TopoDS_Shape& result = BaseObject->Shape.getValue();
if (result.IsNull())
throw Base::Exception("Base feature's shape is invalid");
TopExp_Explorer xp (result, TopAbs_SOLID);
if (!xp.More())
throw Base::Exception("Base feature's shape is not a solid");
return result;
}
开发者ID:3DPrinterGuy,项目名称:FreeCAD,代码行数:12,代码来源:Feature.cpp
示例9: Perform
void Edgesort::Perform()
{
if ( m_shape.IsNull() )
return;
//adds all the vertices to a map, and store the associated edges
TopExp_Explorer explorer;
Standard_Integer nbEdges = 0;
Standard_Integer nbNonEdges = 0;
for ( explorer.Init(m_shape,TopAbs_EDGE) ; explorer.More() ; explorer.Next() )
{
const TopoDS_Edge& currentEdge = TopoDS::Edge(explorer.Current());
if (IsValidEdge(currentEdge))
{
Perform(currentEdge);
nbEdges++;
}
else
{
nbNonEdges++;
}
}
//now, iterate through the edges to sort them
do
{
m_edges.clear();
tMapPntEdge::iterator iter = m_vertices.begin();
const gp_Pnt& firstPoint = iter->first;
gp_Pnt currentPoint = firstPoint;
Standard_Boolean toContinue;
do
{
toContinue = PerformEdges(currentPoint);
}
while (toContinue == Standard_True);
tEdgeBBoxPair aTempPair;
aTempPair.first = getBoundingBox(m_edges);
aTempPair.second = m_edges;
m_EdgeBBoxMap.insert(aTempPair);
}
while (!m_vertices.empty());
m_done = true;
}
开发者ID:3DPrinterGuy,项目名称:FreeCAD,代码行数:52,代码来源:edgesort.cpp
示例10: split
void FaceTypeSplitter::split()
{
TopExp_Explorer shellIt;
for (shellIt.Init(shell, TopAbs_FACE); shellIt.More(); shellIt.Next())
{
TopoDS_Face tempFace(TopoDS::Face(shellIt.Current()));
GeomAbs_SurfaceType currentType = FaceTypedBase::getFaceType(tempFace);
SplitMapType::iterator mapIt = typeMap.find(currentType);
if (mapIt == typeMap.end())
continue;
(*mapIt).second.push_back(tempFace);
}
}
开发者ID:JonasThomas,项目名称:free-cad,代码行数:13,代码来源:modelRefine.cpp
示例11: Add
//=======================================================================
//function : Add
//purpose :
//=======================================================================
void GEOMAlgo_ShapeSet::Add(const TopoDS_Shape& theShape,
const TopAbs_ShapeEnum theType)
{
TopExp_Explorer aExp;
//
aExp.Init(theShape, theType);
for (; aExp.More(); aExp.Next()) {
const TopoDS_Shape& aS=aExp.Current();
if (myMap.Add(aS)) {
myList.Append(aS);
}
}
}
开发者ID:dbarbier,项目名称:pythonocc,代码行数:17,代码来源:GEOMAlgo_ShapeSet.cpp
示例12: cs
std::list<TopoDS_Wire> CrossSection::section(double d) const
{
std::list<TopoDS_Wire> wires;
BRepAlgoAPI_Section cs(s, gp_Pln(a,b,c,-d));
if (cs.IsDone()) {
std::list<TopoDS_Edge> edges;
TopExp_Explorer xp;
for (xp.Init(cs.Shape(), TopAbs_EDGE); xp.More(); xp.Next())
edges.push_back(TopoDS::Edge(xp.Current()));
connectEdges(edges, wires);
}
return wires;
}
开发者ID:Daedalus12,项目名称:FreeCAD_sf_master,代码行数:14,代码来源:CrossSection.cpp
示例13: GetFaces
bool Geometry::GetFaces(const TopoDS_Shape &brep, Geometry::FaceSet &faces) {
TopExp_Explorer Ex;
int count=0;
for (Ex.Init(brep,TopAbs_FACE); Ex.More(); Ex.Next()) {
faces.push_back(new TopoDS_Face);
faces.at(faces.size()-1)= TopoDS::Face(Ex.Current());
count++;
}
// if(count>=1)
// cout<<"element: has "<<boost::lexical_cast<string>(count)<<" faces"<<endl;
if(count < 1)
cout<<"error! no face is found in this building element"<<endl;
return count>0;
}
开发者ID:lorinma,项目名称:EaSTBIM,代码行数:14,代码来源:Geometry.cpp
示例14: GetShells
bool Geometry::GetShells(const TopoDS_Shape &brep, Geometry::ShellSet &shells) {
TopExp_Explorer Ex;
int count=0;
for (Ex.Init(brep,TopAbs_SHELL); Ex.More(); Ex.Next()) {
shells.push_back(new TopoDS_Shell);
shells.at(shells.size()-1)= TopoDS::Shell(Ex.Current());
count++;
}
// if(count>=1)
// cout<<"element: has "<<boost::lexical_cast<string>(count)<<" shells"<<endl;
if(count < 1)
cout<<"error! no shell is found in this building element"<<endl;
return count>0;
}
开发者ID:lorinma,项目名称:EaSTBIM,代码行数:14,代码来源:Geometry.cpp
示例15: getPointFromFace
const gp_Pnt Feature::getPointFromFace(const TopoDS_Face& f)
{
if (!f.Infinite()) {
TopExp_Explorer exp;
exp.Init(f, TopAbs_VERTEX);
if (exp.More())
return BRep_Tool::Pnt(TopoDS::Vertex(exp.Current()));
// Else try the other method
}
// TODO: Other method, e.g. intersect X,Y,Z axis with the (unlimited?) face?
// Or get a "corner" point if the face is limited?
throw Base::Exception("getPointFromFace(): Not implemented yet for this case");
}
开发者ID:3DPrinterGuy,项目名称:FreeCAD,代码行数:14,代码来源:Feature.cpp
示例16: getSupport
const TopoDS_Shape& SketchBased::getSupportShape() const {
Part::Feature* SupportObject = getSupport();
if (SupportObject == NULL)
throw Base::Exception("No support in Sketch!");
const TopoDS_Shape& result = SupportObject->Shape.getValue();
if (result.IsNull())
throw Base::Exception("Support shape is invalid");
TopExp_Explorer xp (result, TopAbs_SOLID);
if (!xp.More())
throw Base::Exception("Support shape is not a solid");
return result;
}
开发者ID:Didier94,项目名称:FreeCAD_sf_master,代码行数:14,代码来源:FeatureSketchBased.cpp
示例17: Do
void CurveProjectorShape::Do(void)
{
TopExp_Explorer Ex;
TopoDS_Shape Edge;
for (Ex.Init(_Shape, TopAbs_EDGE); Ex.More(); Ex.Next())
{
const TopoDS_Edge& aEdge = TopoDS::Edge(Ex.Current());
//std::vector<FaceSplitEdge> vSplitEdges;
projectCurve(aEdge, mvEdgeSplitPoints[aEdge]);
}
}
开发者ID:peterl94,项目名称:FreeCAD_sf_master,代码行数:15,代码来源:CurveProjector.cpp
示例18: writeShapeCSV
void PovTools::writeShapeCSV(const char *FileName,
const TopoDS_Shape& Shape,
float fMeshDeviation,
float fLength)
{
const char cSeperator = ',';
Base::Console().Log("Meshing with Deviation: %f\n",fMeshDeviation);
TopExp_Explorer ex;
BRepMesh_IncrementalMesh MESH(Shape,fMeshDeviation);
// open the file and write
std::ofstream fout(FileName);
// counting faces and start sequencer
int l = 1;
for (ex.Init(Shape, TopAbs_FACE); ex.More(); ex.Next(),l++) {}
Base::SequencerLauncher seq("Writing file", l);
// write the file
l = 1;
for (ex.Init(Shape, TopAbs_FACE); ex.More(); ex.Next(),l++) {
// get the shape and mesh it
const TopoDS_Face& aFace = TopoDS::Face(ex.Current());
// this block mesh the face and transfers it in a C array of vertices and face indexes
Standard_Integer nbNodesInFace,nbTriInFace;
gp_Vec* vertices=0;
gp_Vec* vertexnormals=0;
long* cons=0;
transferToArray(aFace,&vertices,&vertexnormals,&cons,nbNodesInFace,nbTriInFace);
if (!vertices) break;
// writing per face header
// writing vertices
for (int i=0; i < nbNodesInFace; i++) {
fout << vertices[i].X() << cSeperator
<< vertices[i].Z() << cSeperator
<< vertices[i].Y() << cSeperator
<< vertexnormals[i].X() * fLength <<cSeperator
<< vertexnormals[i].Z() * fLength <<cSeperator
<< vertexnormals[i].Y() * fLength <<cSeperator
<< endl;
}
delete [] vertexnormals;
delete [] vertices;
delete [] cons;
seq.next();
} // end of face loop
fout.close();
}
开发者ID:zhangli1049,项目名称:FreeCAD,代码行数:58,代码来源:PovTools.cpp
示例19: Contains
// Modified Thu Sep 14 14:35:18 2006
// Contribution of Samtech www.samcef.com BEGIN
//=======================================================================
//function : Contains
//purpose :
//=======================================================================
Standard_Boolean Contains(const TopoDS_Face& aF,
const TopoDS_Vertex& aV)
{
Standard_Boolean bRet;
TopExp_Explorer aExp;
//
bRet=Standard_False;
aExp.Init(aF, TopAbs_VERTEX);
for (; aExp.More(); aExp.Next()) {
const TopoDS_Shape& aVF=aExp.Current();
if (aVF.IsSame(aV)) {
bRet=!bRet;
break;
}
}
return bRet;
}
开发者ID:triggerfish1,项目名称:pythonocc,代码行数:23,代码来源:NMTTools_PaveFiller_3.cpp
示例20: GetBiggestSolid
bool GetBiggestSolid(TopoDS_Shape& solid)
{
TopExp_Explorer solidExp;
TopoDS_Shape aSolid;
double maxVolume = 0;
double volume;
for (solidExp.Init(solid,TopAbs_SOLID); solidExp.More(); solidExp.Next())
{
aSolid = solidExp.Current();
volume = GetVolume(aSolid);
if (maxVolume < volume)
{
maxVolume = volume;
solid = aSolid;
}
}
return true;
}
开发者ID:jf---,项目名称:openshapefactory,代码行数:18,代码来源:utilityfunctions.cpp
注:本文中的TopExp_Explorer类示例由纯净天空整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。 |
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