mirror of
https://github.com/IfcOpenShell/IfcOpenShell.git
synced 2026-08-12 10:33:20 +00:00
Thomas Krijnen
64 lines
2.6 KiB
C++
64 lines
2.6 KiB
C++
/********************************************************************************
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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_Vec.hxx>
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#include <gp_Dir.hxx>
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#include <gp_Trsf.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_Explorer.hxx>
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#include <BRepPrimAPI_MakePrism.hxx>
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#include "../ifcgeom/IfcGeom.h"
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#define Kernel MAKE_TYPE_NAME(Kernel)
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bool IfcGeom::Kernel::convert(const IfcSchema::IfcSurfaceOfLinearExtrusion* l, TopoDS_Shape& shape) {
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TopoDS_Wire wire;
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if ( !convert_wire(l->SweptCurve(), wire) ) {
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TopoDS_Face face;
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if ( !convert_face(l->SweptCurve(),face) ) return false;
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TopExp_Explorer exp(face, TopAbs_WIRE);
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wire = TopoDS::Wire(exp.Current());
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}
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const double height = l->Depth() * getValue(GV_LENGTH_UNIT);
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gp_Trsf trsf;
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bool has_position = true;
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#ifdef SCHEMA_IfcSweptSurface_Position_IS_OPTIONAL
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has_position = l->Position() != nullptr;
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#endif
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if (has_position) {
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IfcGeom::Kernel::convert(l->Position(), trsf);
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}
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gp_Dir dir;
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convert(l->ExtrudedDirection(),dir);
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shape = BRepPrimAPI_MakePrism(wire, height*dir);
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if (has_position) {
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// IfcSweptSurface.Position (trsf) is an IfcAxis2Placement3D
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// and therefore has a unit scale factor
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shape.Move(trsf);
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}
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return !shape.IsNull();
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}
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