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IfcGeom refactoring pt. 1
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Thomas Krijnen
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/********************************************************************************
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* *
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* This file is part of IfcOpenShell. *
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* *
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* IfcOpenShell is free software: you can redistribute it and/or modify *
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* it under the terms of the Lesser GNU General Public License as published by *
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* the Free Software Foundation, either version 3.0 of the License, or *
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* (at your option) any later version. *
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* *
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* IfcOpenShell is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* Lesser GNU General Public License for more details. *
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* *
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* You should have received a copy of the Lesser GNU General Public License *
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* along with this program. If not, see <http://www.gnu.org/licenses/>. *
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* *
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********************************************************************************/
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#include <cmath>
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#include <gp_Pnt.hxx>
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#include <gp_Vec.hxx>
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#include <gp_Dir.hxx>
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#include <gp_Pnt2d.hxx>
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#include <gp_Vec2d.hxx>
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#include <gp_Dir2d.hxx>
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#include <gp_Mat.hxx>
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#include <gp_Mat2d.hxx>
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#include <gp_GTrsf.hxx>
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#include <gp_GTrsf2d.hxx>
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#include <gp_Trsf.hxx>
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#include <gp_Trsf2d.hxx>
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#include <gp_Ax3.hxx>
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#include <gp_Ax2d.hxx>
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#include <gp_Pln.hxx>
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#include <gp_Circ.hxx>
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#include <GC_MakeCircle.hxx>
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#include <TColgp_Array1OfPnt.hxx>
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#include <TColgp_Array1OfPnt2d.hxx>
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#include <TColStd_Array1OfReal.hxx>
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#include <TColStd_Array1OfInteger.hxx>
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#include <Geom_Line.hxx>
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#include <Geom_Circle.hxx>
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#include <Geom_Ellipse.hxx>
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#include <Geom_TrimmedCurve.hxx>
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#include <BRepBuilderAPI_MakeVertex.hxx>
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#include <BRepBuilderAPI_MakeFace.hxx>
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#include <BRepBuilderAPI_MakeEdge.hxx>
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#include <BRepBuilderAPI_MakeWire.hxx>
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#include <BRepBuilderAPI_MakeShell.hxx>
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#include <BRepBuilderAPI_MakeSolid.hxx>
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#include <BRepBuilderAPI_MakePolygon.hxx>
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#include <BRepBuilderAPI_MakeVertex.hxx>
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#include <TopoDS.hxx>
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#include <TopoDS_Wire.hxx>
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#include <TopoDS_Face.hxx>
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#include <TopExp.hxx>
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#include <TopExp_Explorer.hxx>
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#include <TopLoc_Location.hxx>
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#include <TopTools_ListOfShape.hxx>
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#include <BRepAlgoAPI_Cut.hxx>
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#include <BRepOffsetAPI_Sewing.hxx>
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#include <BRepPrimAPI_MakePrism.hxx>
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#include <BRepPrimAPI_MakeHalfSpace.hxx>
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#include <BRepFilletAPI_MakeFillet2d.hxx>
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#include <BRep_Tool.hxx>
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#include <ShapeFix_Shape.hxx>
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#include <ShapeFix_ShapeTolerance.hxx>
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#include <ShapeFix_Solid.hxx>
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#include <Geom_BSplineCurve.hxx>
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#include <BRepTools_WireExplorer.hxx>
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#include <ShapeBuild_ReShape.hxx>
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#include <TopTools_ListOfShape.hxx>
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#include <TopTools_ListIteratorOfListOfShape.hxx>
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#include <BRepAdaptor_CompCurve.hxx>
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#include <Standard_Version.hxx>
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#include <BRepAdaptor_HCompCurve.hxx>
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#include <Approx_Curve3d.hxx>
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#include "../ifcgeom/IfcGeom.h"
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#include <Extrema_ExtPC.hxx>
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#include "../ifcgeom_schema_agnostic/wire_builder.h"
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#define _USE_MATH_DEFINES
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#define Kernel MAKE_TYPE_NAME(Kernel)
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bool IfcGeom::Kernel::convert(const IfcSchema::IfcEdgeCurve* l, TopoDS_Wire& result) {
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IfcSchema::IfcPoint* pnt1 = ((IfcSchema::IfcVertexPoint*) l->EdgeStart())->VertexGeometry();
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IfcSchema::IfcPoint* pnt2 = ((IfcSchema::IfcVertexPoint*) l->EdgeEnd())->VertexGeometry();
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if (!pnt1->declaration().is(IfcSchema::IfcCartesianPoint::Class()) || !pnt2->declaration().is(IfcSchema::IfcCartesianPoint::Class())) {
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Logger::Message(Logger::LOG_ERROR, "Only IfcCartesianPoints are supported for VertexGeometry", l);
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return false;
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}
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gp_Pnt p1, p2;
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if (!IfcGeom::Kernel::convert(((IfcSchema::IfcCartesianPoint*)pnt1), p1) ||
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!IfcGeom::Kernel::convert(((IfcSchema::IfcCartesianPoint*)pnt2), p2))
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{
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return false;
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}
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BRepBuilderAPI_MakeWire mw;
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Handle_Geom_Curve crv;
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// The lack of a clear separation between topological and geometrical entities
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// is starting to get problematic. If the underlying curve is bounded it is
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// assumed that a topological wire can be crafted from it. After which an
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// attempt is made to reconstruct it from the individual curves and the vertices
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// of the IfcEdgeCurve.
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const bool is_bounded = l->EdgeGeometry()->declaration().is(IfcSchema::IfcBoundedCurve::Class());
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if (!is_bounded && convert_curve(l->EdgeGeometry(), crv)) {
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TopoDS_Edge e;
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if (util::create_edge_over_curve_with_log_messages(crv, getValue(GV_PRECISION), p1, p2, e)) {
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mw.Add(e);
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result = mw;
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return true;
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} else {
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return false;
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}
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} else if (is_bounded && convert_wire(l->EdgeGeometry(), result)) {
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if (!l->SameSense()) {
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result.Reverse();
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}
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bool first = true;
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TopExp_Explorer exp(result, TopAbs_EDGE);
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while (exp.More()) {
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const TopoDS_Edge& ed = TopoDS::Edge(exp.Current());
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Standard_Real u1, u2;
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Handle(Geom_Curve) ecrv = BRep_Tool::Curve(ed, u1, u2);
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exp.Next();
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const bool last = !exp.More();
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gp_Pnt a, b;
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if (first && last) {
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a = p1;
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b = p2;
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} else if (first) {
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a = p1;
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ecrv->D0(u2, b);
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} else if (last) {
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ecrv->D0(u1, a);
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b = p2;
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} else {
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BRepBuilderAPI_MakeEdge me(ecrv, u1, u2);
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if (!me.IsDone()) {
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return false;
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}
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mw.Add(me.Edge());
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first = false;
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continue;
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}
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TopoDS_Edge e;
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if (util::create_edge_over_curve_with_log_messages(ecrv, getValue(GV_PRECISION), a, b, e)) {
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mw.Add(e);
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} else {
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return false;
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}
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first = false;
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}
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result = mw;
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return true;
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} else {
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return false;
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}
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}
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