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Updates IfcSectionedSurface so it works with taxonomy::function_item

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This commit is contained in:
Richard Brice
2025-11-12 11:36:30 -08:00
parent 9adc8e484a
commit 96da78c670
1 changed files with 8 additions and 7 deletions
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src/ifcgeom/mapping/IfcSectionedSurface.cpp
+8 -7
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@@ -31,19 +31,20 @@ taxonomy::ptr mapping::map_impl(const IfcSchema::IfcSectionedSurface* inst) {
std::vector<cross_section> cross_sections; std::vector<cross_section> cross_sections;
auto dir = map(inst->Directrix()); auto dir = map(inst->Directrix());
auto pwf = taxonomy::dcast<taxonomy::piecewise_function>(dir); auto fn = taxonomy::dcast<taxonomy::function_item>(dir);
if (!pwf) { if (!fn) {
// Only implement on alignment curves // Only implement on alignment curves
Logger::Warning("IfcSectionedSurface is only implemented for piecewise function Directrix curves", inst); Logger::Warning("IfcSectionedSurface is only implemented for Directrix curves based on taxonomy::function_item", inst);
return nullptr; return nullptr;
} }
{ {
auto css = inst->CrossSections(); auto css = inst->CrossSections();
auto csps = inst->CrossSectionPositions(); auto csps = inst->CrossSectionPositions();
std::vector<taxonomy::geom_item::ptr> faces; std::vector<taxonomy::geom_item::ptr> faces;
// The PointByDistanceExpressesions are factored out into (a) a cartesian offset relative to the // The PointByDistanceExpressions are factored out into (a) a cartesian offset relative to the
// reference frame along a certain curve location (b) the longitude. // reference frame along a certain curve location (b) the longitude.
// The longitudes determine the range of the sweep and the offsets are interpolated in between // The longitudes determine the range of the sweep and the offsets are interpolated in between
@@ -109,7 +110,7 @@ taxonomy::ptr mapping::map_impl(const IfcSchema::IfcSectionedSurface* inst) {
} }
} }
return make_loft(settings_, inst, pwf, cross_sections); return make_loft(settings_, inst, fn, cross_sections);
} }
#endif #endif