Files
IfcOpenShell/src/ifcgeom/IfcPolyline.cpp
T
2022-06-14 15:02:54 +02:00

126 lines
4.6 KiB
C++

/********************************************************************************
* *
* This file is part of IfcOpenShell. *
* *
* IfcOpenShell is free software: you can redistribute it and/or modify *
* it under the terms of the Lesser GNU General Public License as published by *
* the Free Software Foundation, either version 3.0 of the License, or *
* (at your option) any later version. *
* *
* IfcOpenShell is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* Lesser GNU General Public License for more details. *
* *
* You should have received a copy of the Lesser GNU General Public License *
* along with this program. If not, see <http://www.gnu.org/licenses/>. *
* *
********************************************************************************/
#include <cmath>
#include <gp_Pnt.hxx>
#include <gp_Vec.hxx>
#include <gp_Dir.hxx>
#include <gp_Pnt2d.hxx>
#include <gp_Vec2d.hxx>
#include <gp_Dir2d.hxx>
#include <gp_Mat.hxx>
#include <gp_Mat2d.hxx>
#include <gp_GTrsf.hxx>
#include <gp_GTrsf2d.hxx>
#include <gp_Trsf.hxx>
#include <gp_Trsf2d.hxx>
#include <gp_Ax3.hxx>
#include <gp_Ax2d.hxx>
#include <gp_Pln.hxx>
#include <gp_Circ.hxx>
#include <GC_MakeCircle.hxx>
#include <TColgp_Array1OfPnt.hxx>
#include <TColgp_Array1OfPnt2d.hxx>
#include <TColStd_Array1OfReal.hxx>
#include <TColStd_Array1OfInteger.hxx>
#include <Geom_Line.hxx>
#include <Geom_Circle.hxx>
#include <Geom_Ellipse.hxx>
#include <Geom_TrimmedCurve.hxx>
#include <BRepBuilderAPI_MakeVertex.hxx>
#include <BRepBuilderAPI_MakeFace.hxx>
#include <BRepBuilderAPI_MakeEdge.hxx>
#include <BRepBuilderAPI_MakeWire.hxx>
#include <BRepBuilderAPI_MakeShell.hxx>
#include <BRepBuilderAPI_MakeSolid.hxx>
#include <BRepBuilderAPI_MakePolygon.hxx>
#include <BRepBuilderAPI_MakeVertex.hxx>
#include <TopoDS.hxx>
#include <TopoDS_Wire.hxx>
#include <TopoDS_Face.hxx>
#include <TopExp.hxx>
#include <TopExp_Explorer.hxx>
#include <TopLoc_Location.hxx>
#include <TopTools_ListOfShape.hxx>
#include <BRepAlgoAPI_Cut.hxx>
#include <BRepOffsetAPI_Sewing.hxx>
#include <BRepPrimAPI_MakePrism.hxx>
#include <BRepPrimAPI_MakeHalfSpace.hxx>
#include <BRepFilletAPI_MakeFillet2d.hxx>
#include <BRep_Tool.hxx>
#include <ShapeFix_Shape.hxx>
#include <ShapeFix_ShapeTolerance.hxx>
#include <ShapeFix_Solid.hxx>
#include <Geom_BSplineCurve.hxx>
#include <BRepTools_WireExplorer.hxx>
#include <ShapeBuild_ReShape.hxx>
#include <TopTools_ListOfShape.hxx>
#include <TopTools_ListIteratorOfListOfShape.hxx>
#include <BRepAdaptor_CompCurve.hxx>
#include <Standard_Version.hxx>
#include <BRepAdaptor_HCompCurve.hxx>
#include <Approx_Curve3d.hxx>
#include "../ifcgeom/IfcGeom.h"
#include <Extrema_ExtPC.hxx>
#define _USE_MATH_DEFINES
#define Kernel MAKE_TYPE_NAME(Kernel)
bool IfcGeom::Kernel::convert(const IfcSchema::IfcPolyline* l, TopoDS_Wire& result) {
IfcSchema::IfcCartesianPoint::list::ptr points = l->Points();
// Parse and store the points in a sequence
TColgp_SequenceOfPnt polygon;
for(IfcSchema::IfcCartesianPoint::list::it it = points->begin(); it != points->end(); ++ it) {
gp_Pnt pnt;
IfcGeom::Kernel::convert(*it, pnt);
polygon.Append(pnt);
}
// @todo the strict tolerance should also govern these arbitrary precision increases
const double eps = getValue(GV_PRECISION) * 10;
const bool closed_by_proximity = polygon.Length() >= 3 && polygon.First().Distance(polygon.Last()) < eps;
if (closed_by_proximity) {
// tfk: note 1-based
polygon.Remove(polygon.Length());
}
// Remove points that are too close to one another
remove_duplicate_points_from_loop(polygon, closed_by_proximity, eps);
if (polygon.Length() < 2) {
// We somehow need to signal we fail this curve on purpose not to trigger an error.
BRep_Builder B;
B.MakeWire(result);
return false;
}
BRepBuilderAPI_MakePolygon w;
for (int i = 1; i <= polygon.Length(); ++i) {
w.Add(polygon.Value(i));
}
if (closed_by_proximity) {
w.Close();
}
result = w.Wire();
return true;
}