Open CASCADE Technology
6.5.4
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The Curve from BRepAdaptor allows to use a Wire
of the BRep topology like a 3D curve.
Warning: With this class of curve, C0 and C1 continuities
are not assumed. So be carful with some algorithm!
#include <BRepAdaptor_CompCurve.hxx>
Public Member Functions | |
DEFINE_STANDARD_ALLOC | BRepAdaptor_CompCurve () |
Creates an undefined Curve with no Wire loaded. | |
BRepAdaptor_CompCurve (const TopoDS_Wire &W, const Standard_Boolean KnotByCurvilinearAbcissa=Standard_False) | |
BRepAdaptor_CompCurve (const TopoDS_Wire &W, const Standard_Boolean KnotByCurvilinearAbcissa, const Standard_Real First, const Standard_Real Last, const Standard_Real Tol) | |
Creates a Curve to acces to the geometry of edge <W>. | |
void | Initialize (const TopoDS_Wire &W, const Standard_Boolean KnotByCurvilinearAbcissa) |
Sets the wire <W>. | |
void | Initialize (const TopoDS_Wire &W, const Standard_Boolean KnotByCurvilinearAbcissa, const Standard_Real First, const Standard_Real Last, const Standard_Real Tol) |
Sets wire <W> and trimmed parameter. | |
void | SetPeriodic (const Standard_Boolean Periodic) |
Set the flag Periodic. Warning: This method has no effect if the wire is not closed | |
const TopoDS_Wire & | Wire () const |
Returns the wire. | |
void | Edge (const Standard_Real U, TopoDS_Edge &E, Standard_Real &UonE) const |
returns an edge and one parameter on them corresponding to the parameter U. | |
Standard_Real | FirstParameter () const |
Standard_Real | LastParameter () const |
GeomAbs_Shape | Continuity () const |
Standard_Integer | NbIntervals (const GeomAbs_Shape S) |
Returns the number of intervals for continuity <S>. May be one if Continuity(me) >= <S> | |
void | Intervals (TColStd_Array1OfReal &T, const GeomAbs_Shape S) |
Stores in <T> the parameters bounding the intervals of continuity <S>. The array must provide enough room to accomodate for the parameters. i.e. T.Length() > NbIntervals() | |
Handle_Adaptor3d_HCurve | Trim (const Standard_Real First, const Standard_Real Last, const Standard_Real Tol) const |
Returns a curve equivalent of <me> between parameters <First> and <Last>. <Tol> is used to test for 3d points confusion. //! If <First> >= <Last> | |
Standard_Boolean | IsClosed () const |
Standard_Boolean | IsPeriodic () const |
Standard_Real | Period () const |
gp_Pnt | Value (const Standard_Real U) const |
Computes the point of parameter U on the curve | |
void | D0 (const Standard_Real U, gp_Pnt &P) const |
Computes the point of parameter U. | |
void | D1 (const Standard_Real U, gp_Pnt &P, gp_Vec &V) const |
Computes the point of parameter U on the curve with its first derivative. //! Raised if the continuity of the current interval is not C1. | |
void | D2 (const Standard_Real U, gp_Pnt &P, gp_Vec &V1, gp_Vec &V2) const |
Returns the point P of parameter U, the first and second derivatives V1 and V2. //! Raised if the continuity of the current interval is not C2. | |
void | D3 (const Standard_Real U, gp_Pnt &P, gp_Vec &V1, gp_Vec &V2, gp_Vec &V3) const |
Returns the point P of parameter U, the first, the second and the third derivative. //! Raised if the continuity of the current interval is not C3. | |
gp_Vec | DN (const Standard_Real U, const Standard_Integer N) const |
The returned vector gives the value of the derivative for the order of derivation N. //! Raised if the continuity of the current interval is not CN. //! Raised if N < 1. | |
Standard_Real | Resolution (const Standard_Real R3d) const |
returns the parametric resolution | |
GeomAbs_CurveType | GetType () const |
Returns the type of the curve in the current interval : Line, Circle, Ellipse, Hyperbola, Parabola, BezierCurve, BSplineCurve, OtherCurve. | |
gp_Lin | Line () const |
gp_Circ | Circle () const |
gp_Elips | Ellipse () const |
gp_Hypr | Hyperbola () const |
gp_Parab | Parabola () const |
Standard_Integer | Degree () const |
Standard_Boolean | IsRational () const |
Standard_Integer | NbPoles () const |
Standard_Integer | NbKnots () const |
Handle_Geom_BezierCurve | Bezier () const |
Handle_Geom_BSplineCurve | BSpline () const |
BRepAdaptor_CompCurve::BRepAdaptor_CompCurve | ( | const TopoDS_Wire & | W, |
const Standard_Boolean | KnotByCurvilinearAbcissa = Standard_False |
||
) |
BRepAdaptor_CompCurve::BRepAdaptor_CompCurve | ( | const TopoDS_Wire & | W, |
const Standard_Boolean | KnotByCurvilinearAbcissa, | ||
const Standard_Real | First, | ||
const Standard_Real | Last, | ||
const Standard_Real | Tol | ||
) |
Handle_Geom_BezierCurve BRepAdaptor_CompCurve::Bezier | ( | ) | const [virtual] |
Reimplemented from Adaptor3d_Curve.
Handle_Geom_BSplineCurve BRepAdaptor_CompCurve::BSpline | ( | ) | const [virtual] |
Reimplemented from Adaptor3d_Curve.
gp_Circ BRepAdaptor_CompCurve::Circle | ( | ) | const [virtual] |
Reimplemented from Adaptor3d_Curve.
GeomAbs_Shape BRepAdaptor_CompCurve::Continuity | ( | ) | const [virtual] |
Reimplemented from Adaptor3d_Curve.
void BRepAdaptor_CompCurve::D0 | ( | const Standard_Real | U, |
gp_Pnt & | P | ||
) | const [virtual] |
Reimplemented from Adaptor3d_Curve.
void BRepAdaptor_CompCurve::D1 | ( | const Standard_Real | U, |
gp_Pnt & | P, | ||
gp_Vec & | V | ||
) | const [virtual] |
Reimplemented from Adaptor3d_Curve.
void BRepAdaptor_CompCurve::D2 | ( | const Standard_Real | U, |
gp_Pnt & | P, | ||
gp_Vec & | V1, | ||
gp_Vec & | V2 | ||
) | const [virtual] |
Reimplemented from Adaptor3d_Curve.
void BRepAdaptor_CompCurve::D3 | ( | const Standard_Real | U, |
gp_Pnt & | P, | ||
gp_Vec & | V1, | ||
gp_Vec & | V2, | ||
gp_Vec & | V3 | ||
) | const [virtual] |
Reimplemented from Adaptor3d_Curve.
Standard_Integer BRepAdaptor_CompCurve::Degree | ( | ) | const [virtual] |
Reimplemented from Adaptor3d_Curve.
gp_Vec BRepAdaptor_CompCurve::DN | ( | const Standard_Real | U, |
const Standard_Integer | N | ||
) | const [virtual] |
Reimplemented from Adaptor3d_Curve.
void BRepAdaptor_CompCurve::Edge | ( | const Standard_Real | U, |
TopoDS_Edge & | E, | ||
Standard_Real & | UonE | ||
) | const |
gp_Elips BRepAdaptor_CompCurve::Ellipse | ( | ) | const [virtual] |
Reimplemented from Adaptor3d_Curve.
Standard_Real BRepAdaptor_CompCurve::FirstParameter | ( | ) | const [virtual] |
Reimplemented from Adaptor3d_Curve.
GeomAbs_CurveType BRepAdaptor_CompCurve::GetType | ( | ) | const [virtual] |
Reimplemented from Adaptor3d_Curve.
gp_Hypr BRepAdaptor_CompCurve::Hyperbola | ( | ) | const [virtual] |
Reimplemented from Adaptor3d_Curve.
void BRepAdaptor_CompCurve::Initialize | ( | const TopoDS_Wire & | W, |
const Standard_Boolean | KnotByCurvilinearAbcissa | ||
) |
void BRepAdaptor_CompCurve::Initialize | ( | const TopoDS_Wire & | W, |
const Standard_Boolean | KnotByCurvilinearAbcissa, | ||
const Standard_Real | First, | ||
const Standard_Real | Last, | ||
const Standard_Real | Tol | ||
) |
void BRepAdaptor_CompCurve::Intervals | ( | TColStd_Array1OfReal & | T, |
const GeomAbs_Shape | S | ||
) | [virtual] |
Reimplemented from Adaptor3d_Curve.
Standard_Boolean BRepAdaptor_CompCurve::IsClosed | ( | ) | const [virtual] |
Reimplemented from Adaptor3d_Curve.
Standard_Boolean BRepAdaptor_CompCurve::IsPeriodic | ( | ) | const [virtual] |
Reimplemented from Adaptor3d_Curve.
Standard_Boolean BRepAdaptor_CompCurve::IsRational | ( | ) | const [virtual] |
Reimplemented from Adaptor3d_Curve.
Standard_Real BRepAdaptor_CompCurve::LastParameter | ( | ) | const [virtual] |
Reimplemented from Adaptor3d_Curve.
gp_Lin BRepAdaptor_CompCurve::Line | ( | ) | const [virtual] |
Reimplemented from Adaptor3d_Curve.
Standard_Integer BRepAdaptor_CompCurve::NbIntervals | ( | const GeomAbs_Shape | S | ) | [virtual] |
Reimplemented from Adaptor3d_Curve.
Standard_Integer BRepAdaptor_CompCurve::NbKnots | ( | ) | const [virtual] |
Reimplemented from Adaptor3d_Curve.
Standard_Integer BRepAdaptor_CompCurve::NbPoles | ( | ) | const [virtual] |
Reimplemented from Adaptor3d_Curve.
gp_Parab BRepAdaptor_CompCurve::Parabola | ( | ) | const [virtual] |
Reimplemented from Adaptor3d_Curve.
Standard_Real BRepAdaptor_CompCurve::Period | ( | ) | const [virtual] |
Reimplemented from Adaptor3d_Curve.
Standard_Real BRepAdaptor_CompCurve::Resolution | ( | const Standard_Real | R3d | ) | const [virtual] |
Reimplemented from Adaptor3d_Curve.
void BRepAdaptor_CompCurve::SetPeriodic | ( | const Standard_Boolean | Periodic | ) |
Handle_Adaptor3d_HCurve BRepAdaptor_CompCurve::Trim | ( | const Standard_Real | First, |
const Standard_Real | Last, | ||
const Standard_Real | Tol | ||
) | const [virtual] |
Reimplemented from Adaptor3d_Curve.
gp_Pnt BRepAdaptor_CompCurve::Value | ( | const Standard_Real | U | ) | const [virtual] |
Reimplemented from Adaptor3d_Curve.
const TopoDS_Wire& BRepAdaptor_CompCurve::Wire | ( | ) | const |