mirror of
https://github.com/IfcOpenShell/IfcOpenShell.git
synced 2026-08-11 18:16:40 +00:00
Thomas Krijnen
54 lines
2.5 KiB
C++
54 lines
2.5 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_Pnt.hxx>
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#include <gp_Dir.hxx>
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#include <gp_Trsf.hxx>
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#include <gp_Ax3.hxx>
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#include "../ifcgeom/IfcGeom.h"
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#include "../ifcgeom_schema_agnostic/base_utils.h"
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#define Kernel MAKE_TYPE_NAME(Kernel)
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bool IfcGeom::Kernel::convert(const IfcSchema::IfcCartesianTransformationOperator3D* l, gp_Trsf& trsf) {
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IN_CACHE(IfcCartesianTransformationOperator3D,l,gp_Trsf,trsf)
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gp_Pnt origin;
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IfcGeom::Kernel::convert(l->LocalOrigin(),origin);
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gp_Dir axis1 (1.,0.,0.);
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gp_Dir axis2 (0.,1.,0.);
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gp_Dir axis3 (0.,0.,1.);
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if ( l->Axis1() ) IfcGeom::Kernel::convert(l->Axis1(),axis1);
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if ( l->Axis2() ) IfcGeom::Kernel::convert(l->Axis2(),axis2);
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if ( l->Axis3() ) IfcGeom::Kernel::convert(l->Axis3(),axis3);
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gp_Ax3 ax3 (origin,axis3,axis1);
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if ( axis2.Dot(ax3.YDirection()) < 0 ) ax3.YReverse();
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if (!util::axis_equal(ax3, (gp_Ax3) gp::XOY(), getValue(GV_PRECISION))) {
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trsf.SetTransformation(ax3);
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trsf.Invert();
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}
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if (l->Scale() && !ALMOST_THE_SAME(*l->Scale(), 1.)) {
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trsf.SetScaleFactor(*l->Scale());
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}
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CACHE(IfcCartesianTransformationOperator3D,l,trsf)
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return true;
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}
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