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Geometry serialization (#71)

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Serialize geometry to IFC instances directly from a TopoDS_Shape
This commit is contained in:
Thomas Krijnen
2016-06-22 15:03:18 +02:00
committed by GitHub
parent 90ad3a4a93
commit aebb9e324b
18 changed files with 1161 additions and 206 deletions
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src/ifcgeom/IfcGeomCurves.cpp
+21 -2
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@@ -144,17 +144,32 @@ bool IfcGeom::Kernel::convert(const IfcSchema::IfcLine* l, Handle(Geom_Curve)& c
#ifdef USE_IFC4
bool IfcGeom::Kernel::convert(const IfcSchema::IfcBSplineCurveWithKnots* l, Handle(Geom_Curve)& curve) {
const bool is_rational = l->is(IfcSchema::Type::IfcRationalBSplineCurveWithKnots);
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 = l->ClosedCurve();
int i;
int i = 0;
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;
@@ -171,7 +186,11 @@ bool IfcGeom::Kernel::convert(const IfcSchema::IfcBSplineCurveWithKnots* l, Hand
Knots(i) = *it;
}
curve = new Geom_BSplineCurve(Poles, Knots, Mults, Degree, Periodic);
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;
}
#endif