mirror of
https://github.com/IfcOpenShell/IfcOpenShell.git
synced 2026-08-13 02:47:48 +00:00
Thomas Krijnen
55 lines
2.1 KiB
C++
55 lines
2.1 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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taxonomy::ptr mapping::map_impl(const IfcSchema::IfcDerivedProfileDef* inst) {
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auto it = map(inst->ParentProfile());
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if (it == nullptr) {
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return nullptr;
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}
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// @todo we mutate it so we need to clone otherwise we alter the cached item.
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it = taxonomy::item::ptr(it->clone_());
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taxonomy::matrix4::ptr m;
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bool is_mirror = false;
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#ifdef SCHEMA_HAS_IfcMirroredProfileDef
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if (inst->as<IfcSchema::IfcMirroredProfileDef>()) {
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m = taxonomy::make<taxonomy::matrix4>();
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// @todo test
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m->components().col(0) *= -1.;
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is_mirror = true;
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}
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#endif
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if (!is_mirror) {
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m = taxonomy::cast<taxonomy::matrix4>(map(inst->Operator()));
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if (!m) {
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return nullptr;
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}
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}
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if (!taxonomy::cast<taxonomy::geom_item>(it)->matrix) {
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// @todo should this not be initialized by default? matrix4 already has a 'lazy identity' mechanism.
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taxonomy::cast<taxonomy::geom_item>(it)->matrix = taxonomy::make<taxonomy::matrix4>();
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}
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taxonomy::cast<taxonomy::geom_item>(it)->matrix->components() *= m->ccomponents();
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return it;
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}
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