Glassvision/IfcOpenShell
1
0
Fork 0
mirror of https://github.com/IfcOpenShell/IfcOpenShell.git synced 2026-09-19 22:50:21 +00:00
Code Issues Packages Projects Releases Wiki Activity

Proceed with merge

Browse Source
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
Download Patch File Download Diff File Expand all files Collapse all files
src/ifcgeom/mapping/IfcBSplineCurveWithKnots.cpp
+19 -57
View File
@@ -17,67 +17,29 @@
* *
********************************************************************************/
#include <gp_Pnt.hxx>
#include <TColgp_Array1OfPnt.hxx>
#include <TColStd_Array1OfReal.hxx>
#include <TColStd_Array1OfInteger.hxx>
#include "../ifcgeom/IfcGeom.h"
#include <Geom_BSplineCurve.hxx>
#define Kernel MAKE_TYPE_NAME(Kernel)
#include "mapping.h"
#define mapping POSTFIX_SCHEMA(mapping)
using namespace ifcopenshell::geometry;
#ifdef SCHEMA_HAS_IfcBSplineCurveWithKnots
bool IfcGeom::Kernel::convert(const IfcSchema::IfcBSplineCurveWithKnots* l, Handle(Geom_Curve)& curve) {
const bool is_rational = l->declaration().is(IfcSchema::IfcRationalBSplineCurveWithKnots::Class());
const IfcSchema::IfcCartesianPoint::list::ptr cps = l->ControlPointsList();
const std::vector<int> mults = l->KnotMultiplicities();
const std::vector<double> knots = l->Knots();
TColgp_Array1OfPnt Poles(0, cps->size() - 1);
TColStd_Array1OfReal Weights(0, cps->size() - 1);
TColStd_Array1OfReal Knots(0, (int)knots.size() - 1);
TColStd_Array1OfInteger Mults(0, (int)mults.size() - 1);
Standard_Integer Degree = l->Degree();
Standard_Boolean Periodic = false;
// @tfk: it appears to be wrong to expect a period curve when the curve is closed, see #586
// Standard_Boolean Periodic = l->ClosedCurve();
taxonomy::item* mapping::map_impl(const IfcSchema::IfcBSplineCurveWithKnots* inst) {
auto bc = new taxonomy::bspline_curve;
int i;
const IfcSchema::IfcCartesianPoint::list::ptr cps = inst->ControlPointsList();
std::vector<taxonomy::point3> points;
std::transform(cps->begin(), cps->end(), std::back_inserter(points), [this](IfcSchema::IfcCartesianPoint* cp) { return as<taxonomy::point3>(map(cp)); });
bc->control_points = points;
bc->multiplicities = inst->KnotMultiplicities();
bc->knots = inst->Knots();
if (inst->as<IfcSchema::IfcRationalBSplineCurveWithKnots>()) {
bc->weights = inst->as<IfcSchema::IfcRationalBSplineCurveWithKnots>()->WeightsData();
}
bc->degree = inst->Degree();
if (is_rational) {
IfcSchema::IfcRationalBSplineCurveWithKnots* rl = (IfcSchema::IfcRationalBSplineCurveWithKnots*)l;
std::vector<double> weights = rl->WeightsData();
i = 0;
for (std::vector<double>::const_iterator it = weights.begin(); it != weights.end(); ++it, ++i) {
Weights(i) = *it;
}
}
i = 0;
for (IfcSchema::IfcCartesianPoint::list::it it = cps->begin(); it != cps->end(); ++it, ++i) {
gp_Pnt pnt;
if (!convert(*it, pnt)) return false;
Poles(i) = pnt;
}
i = 0;
for (std::vector<int>::const_iterator it = mults.begin(); it != mults.end(); ++it, ++i) {
Mults(i) = *it;
}
i = 0;
for (std::vector<double>::const_iterator it = knots.begin(); it != knots.end(); ++it, ++i) {
Knots(i) = *it;
}
if (is_rational) {
curve = new Geom_BSplineCurve(Poles, Weights, Knots, Mults, Degree, Periodic);
} else {
curve = new Geom_BSplineCurve(Poles, Knots, Mults, Degree, Periodic);
}
return true;
return bc;
}
#endif