mirror of
https://github.com/IfcOpenShell/IfcOpenShell.git
synced 2026-08-12 10:33:20 +00:00
Thomas Krijnen
96ec925f31
* Implementation of BVH tree for IFC files using NCollection_UBTree * Fixes for gcc and OCCT < v6.8 * Enable BVH selection by TopoDS_Shape * Small fixes to tree * Merge conflicted files and other changes * Eliminate one warning (some remain) + add tree test
75 lines
3.1 KiB
C++
75 lines
3.1 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 <BRep_Tool.hxx>
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#include <BRepTools.hxx>
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#include <BRep_Builder.hxx>
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#include <TopoDS_Compound.hxx>
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#include "../ifcgeom/IfcGeom.h"
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#include "IfcGeomRepresentation.h"
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IfcGeom::Representation::Serialization::Serialization(const BRep& brep)
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: Representation(brep.settings())
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, id_(brep.id())
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{
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TopoDS_Compound compound = brep.as_compound();
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for (IfcGeom::IfcRepresentationShapeItems::const_iterator it = brep.begin(); it != brep.end(); ++ it) {
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if (it->hasStyle() && it->Style().Diffuse()) {
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const IfcGeom::SurfaceStyle::ColorComponent& clr = *it->Style().Diffuse();
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surface_styles_.push_back(clr.R());
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surface_styles_.push_back(clr.G());
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surface_styles_.push_back(clr.B());
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} else {
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surface_styles_.push_back(-1.);
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surface_styles_.push_back(-1.);
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surface_styles_.push_back(-1.);
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}
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if (it->hasStyle() && it->Style().Transparency()) {
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surface_styles_.push_back(1. - *it->Style().Transparency());
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} else {
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surface_styles_.push_back(1.);
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}
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}
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std::stringstream sstream;
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BRepTools::Write(compound,sstream);
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brep_data_ = sstream.str();
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}
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TopoDS_Compound IfcGeom::Representation::BRep::as_compound() const {
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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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for (IfcGeom::IfcRepresentationShapeItems::const_iterator it = begin(); it != end(); ++it) {
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const TopoDS_Shape& s = it->Shape();
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gp_GTrsf trsf = it->Placement();
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if (settings().get(IteratorSettings::CONVERT_BACK_UNITS)) {
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gp_Trsf scale;
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scale.SetScaleFactor(1.0 / settings().unit_magnitude());
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trsf.PreMultiply(scale);
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}
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const TopoDS_Shape moved_shape = IfcGeom::Kernel::apply_transformation(s, trsf);
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builder.Add(compound, moved_shape);
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}
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return compound;
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} |