mirror of
https://github.com/IfcOpenShell/IfcOpenShell.git
synced 2026-08-13 02:47:48 +00:00
Thomas Krijnen
112 lines
4.1 KiB
C++
112 lines
4.1 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 "mapping.h"
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#define mapping POSTFIX_SCHEMA(mapping)
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using namespace ifcopenshell::geometry;
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#include "../profile_helper.h"
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taxonomy::ptr mapping::map_impl(const IfcSchema::IfcIShapeProfileDef* inst) {
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const bool doFillet1 = !!inst->FilletRadius();
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#ifdef SCHEMA_IfcIShapeProfileDef_HAS_FlangeEdgeRadius
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const bool doFlangeEdgeRadius = !!inst->FlangeEdgeRadius();
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const bool hasSlope = !!inst->FlangeSlope();
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#else
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const bool doFlangeEdgeRadius = false;
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#endif
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const double x1 = inst->OverallWidth() / 2.0f * length_unit_;
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const double y = inst->OverallDepth() / 2.0f * length_unit_;
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const double d1 = inst->WebThickness() / 2.0f * length_unit_;
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const double ft1 = inst->FlangeThickness() * length_unit_;
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#ifdef SCHEMA_IfcIShapeProfileDef_HAS_FlangeEdgeRadius
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const double slope = inst->FlangeSlope().get_value_or(0.) * angle_unit_;
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#endif
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double dy = 0.;
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double f1 = 0.;
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double f2 = 0.;
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double fe1 = 0.;
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double fe2 = 0.;
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double x2 = x1;
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double ft2 = ft1;
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if (doFillet1) {
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f1 = *inst->FilletRadius() * length_unit_;
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}
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#ifdef SCHEMA_IfcIShapeProfileDef_HAS_FlangeEdgeRadius
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if (doFlangeEdgeRadius) {
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fe1 = *inst->FlangeEdgeRadius() * length_unit_;
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}
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if (hasSlope) {
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dy = (x1 - d1) * tan(slope);
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}
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#endif
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bool doFillet2 = doFillet1;
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// @todo in IFC4 a IfcAsymmetricIShapeProfileDef is not a subtype anymore of IfcIShapeProfileDef!
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if (inst->declaration().is(IfcSchema::IfcAsymmetricIShapeProfileDef::Class())) {
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IfcSchema::IfcAsymmetricIShapeProfileDef* assym = (IfcSchema::IfcAsymmetricIShapeProfileDef*) inst;
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x2 = assym->TopFlangeWidth() / 2. * length_unit_;
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doFillet2 = !!assym->TopFlangeFilletRadius();
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if (doFillet2) {
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f2 = *assym->TopFlangeFilletRadius() * length_unit_;
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}
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if (assym->TopFlangeThickness()) {
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ft2 = *assym->TopFlangeThickness() * length_unit_;
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}
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} else {
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f2 = f1;
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fe2 = fe1;
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}
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const double tol = settings_.get<settings::Precision>().get();
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if (x1 < tol || x2 < tol || y < tol || d1 < tol || ft1 < tol || ft2 < tol) {
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Logger::Message(Logger::LOG_NOTICE, "Skipping zero sized profile:", inst);
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return nullptr;
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}
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taxonomy::matrix4::ptr m4;
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bool has_position = true;
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#ifdef SCHEMA_IfcParameterizedProfileDef_Position_IS_OPTIONAL
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has_position = !!inst->Position();
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#endif
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if (has_position) {
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m4 = taxonomy::cast<taxonomy::matrix4>(map(inst->Position()));
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}
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return profile_helper(m4, {
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{{-x1,-y}},
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{{x1,-y}},
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{{x1,-y + ft1}, {fe1}},
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{{d1,-y + ft1 + dy},{ f1} },
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{{d1,y - ft2 - dy},{f2} },
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{{x2,y - ft2}, {fe2}},
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{{x2,y}},
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{{-x2,y}},
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{{-x2,y - ft2}, {fe2}},
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{{-d1,y - ft2 - dy},{f2} },
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{{-d1,-y + ft1 + dy},{f1} },
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{{-x1,-y + ft1}, {fe1}}
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});
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}
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