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This commit is contained in:
Thomas Krijnen
2023-03-21 20:15:01 +01:00
parent cfb0eda067
commit c78b2893de
194 changed files with 105325 additions and 7785 deletions
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src/ifcgeom/mapping/IfcTrapeziumProfileDef.cpp
+24 -23
View File
@@ -17,42 +17,43 @@
* *
********************************************************************************/
#include <gp_Trsf2d.hxx>
#include "../ifcgeom/IfcGeom.h"
#include "../ifcgeom_schema_agnostic/profile_helper.h"
#include "mapping.h"
#define mapping POSTFIX_SCHEMA(mapping)
using namespace ifcopenshell::geometry;
#include "../profile_helper.h"
#define Kernel MAKE_TYPE_NAME(Kernel)
bool IfcGeom::Kernel::convert(const IfcSchema::IfcTrapeziumProfileDef* l, TopoDS_Shape& face) {
const double x1 = l->BottomXDim() / 2. * getValue(GV_LENGTH_UNIT);
const double w = l->TopXDim() * getValue(GV_LENGTH_UNIT);
const double dx = l->TopXOffset() * getValue(GV_LENGTH_UNIT);
const double y = l->YDim() / 2. * getValue(GV_LENGTH_UNIT);
taxonomy::item* mapping::map_impl(const IfcSchema::IfcTrapeziumProfileDef* inst) {
const double x1 = inst->BottomXDim() / 2. * length_unit_;
const double w = inst->TopXDim() * length_unit_;
const double dx = inst->TopXOffset() * length_unit_;
const double y = inst->YDim() / 2. * length_unit_;
// See: https://forums.buildingsmart.org/t/how-are-the-sides-of-ifctrapeziumprofiledefs-bounding-box-calculated-in-most-implementations/2945/8
// The trapezium x center should not be midway of BottomXDim but rather at the center of the overall bounding box.
const double x_offset = ((std::min(dx, 0.) + std::max(w + dx, x1 * 2.)) / 2.) - x1;
if ( x1 < ALMOST_ZERO || w < ALMOST_ZERO || y < ALMOST_ZERO ) {
Logger::Message(Logger::LOG_NOTICE,"Skipping zero sized profile:",l);
return false;
const double tol = conv_settings_.getValue(ConversionSettings::GV_PRECISION);
if (x1 < tol || w < tol || y < tol) {
Logger::Message(Logger::LOG_NOTICE, "Skipping zero sized profile:", inst);
return nullptr;
}
gp_Trsf2d trsf2d;
Eigen::Matrix4d m4;
bool has_position = true;
#ifdef SCHEMA_IfcParameterizedProfileDef_Position_IS_OPTIONAL
has_position = l->Position() != nullptr;
has_position = !!inst->Position();
#endif
if (has_position) {
IfcGeom::Kernel::convert(l->Position(), trsf2d);
taxonomy::matrix4 m = as<taxonomy::matrix4>(map(inst->Position()));
m4 = m.ccomponents();
}
double coords[8] = {
-x1 - x_offset, -y,
+x1 - x_offset, -y,
-x1 + dx + w - x_offset, y,
-x1 + dx - x_offset,y
};
return util::profile_helper(4,coords,0,0,0,trsf2d,face);
return profile_helper(m4, {
{{-x1 - x_offset, -y}},
{{+x1 - x_offset, -y}},
{{-x1 + dx + w - x_offset, y}},
{{-x1 + dx - x_offset, y}}
});
}