#include <Geom2d_Curve.hxx>
#include <BRepLib_CheckCurveOnSurface.hxx>
#include <BRep_Tool.hxx>
+#include <Geom_CylindricalSurface.hxx>
#include <Geom_Line.hxx>
#include <Geom_Plane.hxx>
#include <GeomAPI_ProjectPointOnCurve.hxx>
+#include <GeomAPI_ShapeIterator.h>
#include <GeomLib_IsPlanarSurface.hxx>
#include <GeomLib_Tool.hxx>
#include <GeomAPI_IntCS.hxx>
#include <BRepBuilderAPI_MakeVertex.hxx>
#include <TopoDS_Edge.hxx>
+//==================================================================================================
+static GProp_GProps props(const TopoDS_Shape& theShape)
+{
+ GProp_GProps aGProps;
+
+ if (theShape.ShapeType() == TopAbs_EDGE || theShape.ShapeType() == TopAbs_WIRE)
+ {
+ BRepGProp::LinearProperties(theShape, aGProps);
+ }
+ else if (theShape.ShapeType() == TopAbs_FACE || theShape.ShapeType() == TopAbs_SHELL)
+ {
+ const Standard_Real anEps = 1.e-6;
+ BRepGProp::SurfaceProperties(theShape, aGProps, anEps);
+ }
+ else if (theShape.ShapeType() == TopAbs_SOLID || theShape.ShapeType() == TopAbs_COMPSOLID)
+ {
+ BRepGProp::VolumeProperties(theShape, aGProps);
+ }
+ else if (theShape.ShapeType() == TopAbs_COMPOUND)
+ {
+ for (TopoDS_Iterator anIt(theShape); anIt.More(); anIt.Next())
+ {
+ aGProps.Add(props(anIt.Value()));
+ }
+ }
+
+ return aGProps;
+}
+
//==================================================================================================
double GeomAlgoAPI_ShapeTools::volume(const std::shared_ptr<GeomAPI_Shape> theShape)
{
gp_Pnt aCentre;
if(aShape.ShapeType() == TopAbs_VERTEX) {
aCentre = BRep_Tool::Pnt(TopoDS::Vertex(aShape));
- } else if(aShape.ShapeType() == TopAbs_EDGE || aShape.ShapeType() == TopAbs_WIRE) {
- BRepGProp::LinearProperties(aShape, aGProps);
- aCentre = aGProps.CentreOfMass();
} else {
- const Standard_Real anEps = 1.e-6;
- BRepGProp::SurfaceProperties(aShape, aGProps, anEps);
+ aGProps = props(aShape);
aCentre = aGProps.CentreOfMass();
}
+
return std::shared_ptr<GeomAPI_Pnt>(new GeomAPI_Pnt(aCentre.X(), aCentre.Y(), aCentre.Z()));
}
+//==================================================================================================
+double GeomAlgoAPI_ShapeTools::radius(const std::shared_ptr<GeomAPI_Face>& theCylinder)
+{
+ double aRadius = -1.0;
+ if (theCylinder->isCylindrical()) {
+ const TopoDS_Shape& aShape = theCylinder->impl<TopoDS_Shape>();
+ Handle(Geom_Surface) aSurf = BRep_Tool::Surface(TopoDS::Face(aShape));
+ Handle(Geom_CylindricalSurface) aCyl = Handle(Geom_CylindricalSurface)::DownCast(aSurf);
+ if (!aCyl.IsNull())
+ aRadius = aCyl->Radius();
+ }
+ return aRadius;
+}
+
+//==================================================================================================
+double GeomAlgoAPI_ShapeTools::minimalDistance(const GeomShapePtr& theShape1,
+ const GeomShapePtr& theShape2)
+{
+ const TopoDS_Shape& aShape1 = theShape1->impl<TopoDS_Shape>();
+ const TopoDS_Shape& aShape2 = theShape2->impl<TopoDS_Shape>();
+
+ BRepExtrema_DistShapeShape aDist(aShape1, aShape2);
+ aDist.Perform();
+ return aDist.IsDone() ? aDist.Value() : Precision::Infinite();
+}
+
//==================================================================================================
std::shared_ptr<GeomAPI_Shape> GeomAlgoAPI_ShapeTools::combineShapes(
const std::shared_ptr<GeomAPI_Shape> theCompound,
}
// Iterate over the map and group shapes.
- NCollection_Vector<TopTools_ListOfShape> aGroups; // vector of groups of shapes connected by vertices
+ NCollection_Vector<TopTools_MapOfShape> aGroups; // groups of shapes connected by vertices
while (!allVertices.IsEmpty()) {
// Get first group of shapes in map, and then unbind it.
const TopoDS_Shape& aKey = allVertices.First();
}
}
// Sort shapes from the most complicated to the simplest ones
- TopTools_ListOfShape aSortedGroup;
+ TopTools_MapOfShape aSortedGroup;
for (int aST = TopAbs_COMPOUND; aST <= TopAbs_SHAPE; ++aST) {
TopTools_ListOfShape::Iterator anIt(aConnectedShapes);
while (anIt.More()) {
if (anIt.Value().ShapeType() == aST) {
- aSortedGroup.Append(anIt.Value());
+ aSortedGroup.Add(anIt.Value());
aConnectedShapes.Remove(anIt);
}
else {
BRep_Builder aBuilder;
aBuilder.MakeCompound(aCompound);
ListOfShape aCompSolids, aFreeSolids;
- for(NCollection_Vector<NCollection_List<TopoDS_Shape>>::Iterator
- anIt(aGroups); anIt.More(); anIt.Next()) {
- NCollection_List<TopoDS_Shape> aGroup = anIt.Value();
+ for (NCollection_Vector<TopTools_MapOfShape>::Iterator anIt(aGroups); anIt.More(); anIt.Next()) {
+ const TopTools_MapOfShape& aGroup = anIt.ChangeValue();
GeomShapePtr aGeomShape(new GeomAPI_Shape());
if(aGroup.Size() == 1) {
- aGeomShape->setImpl(new TopoDS_Shape(aGroup.First()));
+ TopTools_MapOfShape::Iterator aOneShapeIter(aGroup);
+ aGeomShape->setImpl(new TopoDS_Shape(aOneShapeIter.Value()));
} else {
- aGeomShape->setImpl(new TopoDS_Shape(makeCompound(aGroup)));
+ // make sub-shapes in the group have order same as in original shape
+ TopTools_ListOfShape anOrderedGoup;
+ NCollection_List<TopoDS_Shape>::Iterator anUngrouped(anUngroupedShapes);
+ for (; anUngrouped.More(); anUngrouped.Next()) {
+ if (aGroup.Contains(anUngrouped.Value()))
+ anOrderedGoup.Append(anUngrouped.Value());
+ }
+ aGeomShape->setImpl(new TopoDS_Shape(makeCompound(anOrderedGoup)));
aGeomShape = GeomAlgoAPI_ShapeTools::combineShapes(aGeomShape,
GeomAPI_Shape::COMPSOLID,
aCompSolids,
}
return anEdge;
}
+
+ListOfShape GeomAlgoAPI_ShapeTools::getLowLevelSubShapes(const GeomShapePtr& theShape)
+{
+ ListOfShape aSubShapes;
+
+ if (!theShape->isCompound() && !theShape->isCompSolid() &&
+ !theShape->isShell() && !theShape->isWire()) {
+ return aSubShapes;
+ }
+
+ for (GeomAPI_ShapeIterator anIt(theShape); anIt.more(); anIt.next()) {
+ GeomShapePtr aSubShape = anIt.current();
+ if (aSubShape->isVertex() || aSubShape->isEdge() ||
+ aSubShape->isFace() || aSubShape->isSolid()) {
+ aSubShapes.push_back(aSubShape);
+ } else {
+ aSubShapes.splice(aSubShapes.end(), getLowLevelSubShapes(aSubShape));
+ }
+ }
+
+ return aSubShapes;
+}
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