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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 <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_Ax1.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 <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 <Geom_CylindricalSurface.hxx>
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#include <BRepOffsetAPI_Sewing.hxx>
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#include <BRepOffsetAPI_MakePipe.hxx>
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#include <BRepOffsetAPI_MakePipeShell.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_MakePolygon.hxx>
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#include <BRepBuilderAPI_MakeVertex.hxx>
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#include <BRepGProp.hxx>
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#include <GProp_GProps.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 <TopoDS_CompSolid.hxx>
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#include <TopExp.hxx>
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#include <TopExp_Explorer.hxx>
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#include <BRepPrimAPI_MakePrism.hxx>
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#include <BRepPrimAPI_MakeRevol.hxx>
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#include <BRepPrimAPI_MakeBox.hxx>
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#include <BRepPrimAPI_MakeCone.hxx>
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#include <BRepPrimAPI_MakeCylinder.hxx>
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#include <BRepPrimAPI_MakeSphere.hxx>
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#include <BRepPrimAPI_MakeWedge.hxx>
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#include <BRepBuilderAPI_MakePolygon.hxx>
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#include <BRepBuilderAPI_Transform.hxx>
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#include <BRepBuilderAPI_MakeShell.hxx>
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#include <BRepBuilderAPI_MakeSolid.hxx>
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#include <BRepPrimAPI_MakeHalfSpace.hxx>
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#include <BRepAlgoAPI_Cut.hxx>
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#include <BRepAlgoAPI_Fuse.hxx>
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#include <BRepAlgoAPI_Common.hxx>
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#include <ShapeFix_Edge.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 <TopLoc_Location.hxx>
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#include <BRepCheck_Analyzer.hxx>
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#include <BRepClass3d_SolidClassifier.hxx>
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#include <Standard_Version.hxx>
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#include <TopTools_ListIteratorOfListOfShape.hxx>
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#include <ShapeAnalysis_Surface.hxx>
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#include "../ifcgeom/IfcGeom.h"
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#include <memory>
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#include <Geom_ToroidalSurface.hxx>
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#define Kernel MAKE_TYPE_NAME(Kernel)
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bool IfcGeom::Kernel::convert(const IfcSchema::IfcConnectedFaceSet* l, TopoDS_Shape& shape) {
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std::unique_ptr<faceset_helper<>> helper_scope;
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IfcSchema::IfcCartesianPoint::list::ptr points = IfcParse::traverse((IfcUtil::IfcBaseClass*) l)->as<IfcSchema::IfcCartesianPoint>();
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std::vector<const IfcSchema::IfcCartesianPoint*> points_(points->begin(), points->end());
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IfcSchema::IfcPolyLoop::list::ptr loops = IfcParse::traverse((IfcUtil::IfcBaseClass*)l)->as<IfcSchema::IfcPolyLoop>();
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std::vector<const IfcSchema::IfcPolyLoop*> loops_(loops->begin(), loops->end());
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helper_scope.reset(new faceset_helper<>(
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this,
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points_,
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loops_,
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l->declaration().is(IfcSchema::IfcClosedShell::Class())
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));
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faceset_helper_ = helper_scope.get();
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IfcSchema::IfcFace::list::ptr faces = l->CfsFaces();
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double min_face_area = faceset_helper_
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? (faceset_helper_->epsilon() * faceset_helper_->epsilon() / 20.)
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: getValue(GV_MINIMAL_FACE_AREA);
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TopTools_ListOfShape face_list;
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for (IfcSchema::IfcFace::list::it it = faces->begin(); it != faces->end(); ++it) {
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bool success = false;
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TopoDS_Face face;
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try {
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success = convert_face(*it, face);
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} catch (const std::exception& e) {
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Logger::Error(e);
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} catch (const Standard_Failure& e) {
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if (e.GetMessageString() && strlen(e.GetMessageString())) {
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Logger::Error(e.GetMessageString());
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} else {
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Logger::Error("Unknown error creating face");
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}
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} catch (...) {
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Logger::Error("Unknown error creating face");
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}
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if (!success) {
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Logger::Message(Logger::LOG_WARNING, "Failed to convert face:", (*it));
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continue;
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}
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if (face.ShapeType() == TopAbs_COMPOUND) {
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TopoDS_Iterator face_it(face, false);
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for (; face_it.More(); face_it.Next()) {
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if (face_it.Value().ShapeType() == TopAbs_FACE) {
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// This should really be the case. This is not asserted.
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const TopoDS_Face& triangle = TopoDS::Face(face_it.Value());
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if (face_area(triangle) > min_face_area) {
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face_list.Append(triangle);
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} else {
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Logger::Message(Logger::LOG_WARNING, "Degenerate face:", (*it));
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}
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}
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}
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} else {
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if (face_area(face) > min_face_area) {
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face_list.Append(face);
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} else {
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Logger::Message(Logger::LOG_WARNING, "Degenerate face:", (*it));
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}
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}
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}
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if (face_list.Extent() == 0) {
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return false;
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}
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if (face_list.Extent() > getValue(GV_MAX_FACES_TO_ORIENT) || !create_solid_from_faces(face_list, shape)) {
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TopoDS_Compound compound;
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BRep_Builder builder;
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builder.MakeCompound(compound);
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TopTools_ListIteratorOfListOfShape face_iterator;
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for (face_iterator.Initialize(face_list); face_iterator.More(); face_iterator.Next()) {
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builder.Add(compound, face_iterator.Value());
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}
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shape = compound;
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}
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return true;
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}
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