mirror of
https://github.com/IfcOpenShell/IfcOpenShell.git
synced 2026-08-09 17:31:45 +00:00
Thomas Krijnen
77 lines
2.9 KiB
C++
77 lines
2.9 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_Vec.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::IfcAxis2Placement3D* l, gp_Trsf& trsf) {
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IN_CACHE(IfcAxis2Placement3D, l, gp_Trsf, trsf)
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gp_Pnt o;
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gp_Dir axis(0, 0, 1);
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gp_Dir refDirection;
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if (!l->Location()->declaration().is("IfcCartesianPoint")) {
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// only applicable to 4x3 rc2
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Logger::Error("Not implemented", l->Location());
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return false;
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}
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IfcGeom::Kernel::convert((const IfcSchema::IfcCartesianPoint*) l->Location(), o);
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const bool hasAxis = !!l->Axis();
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const bool hasRef = !!l->RefDirection();
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if (hasAxis != hasRef) {
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Logger::Warning("Axis and RefDirection should be specified together", l);
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}
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if (hasAxis) {
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IfcGeom::Kernel::convert(l->Axis(), axis);
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}
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if (hasRef) {
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IfcGeom::Kernel::convert(l->RefDirection(), refDirection);
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} else {
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if (!axis.IsParallel(gp::DX(), 1.e-5)) {
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refDirection = gp::DX();
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} else {
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refDirection = gp::DZ();
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}
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gp_Vec Xvec = axis.Dot(refDirection) * axis;
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gp_Vec Xaxis = refDirection.XYZ() - Xvec.XYZ();
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refDirection = Xaxis;
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}
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gp_Ax3 ax3(o, axis, refDirection);
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if (!util::axis_equal(ax3, (gp_Ax3) gp::XOY(), getValue(GV_PRECISION))) {
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trsf.SetTransformation(ax3, gp::XOY());
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}
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CACHE(IfcAxis2Placement3D,l,trsf)
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return true;
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}
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