Defines 2D parabola. More...
#include <cadex/Geom/Parabola2d.hxx>
Public Member Functions | |
| Parabola2d () | |
| Constructor. | |
| Parabola2d (const Axis2d &thePosition, double theFocal) | |
| Constructor. | |
| double | Focal () const |
| Returns a focal. | |
Public Member Functions inherited from cadex::Geom::Conic2d | |
| Conic2d () | |
| Constructor. | |
| Axis2d | Position () const |
| Returns an axis. | |
| double | Parameter (const Point2d &thePoint) const |
| Returns parameter for a 2D point. | |
Public Member Functions inherited from cadex::Geom::Curve2d | |
| Curve2d () | |
| Constructor. | |
| CurveType | Type () const |
| Returns a curve type. | |
| Geom::Continuity | Continuity () const |
| Returns a continuity type of the curve. | |
| Geom::Point2d | Value (double theParameter) const |
| Evaluates a point on the curve. | |
| Geom::Direction2d | Normal (double theParameter) const |
| Returns the normal direction theNormal of parameter theParam. | |
| double | Curvature (double theParameter) const |
| Returns the curvature value of parameter theParam. | |
| double | UMin () const |
| Returns a minimum parameter of a definition domain. | |
| double | UMax () const |
| Returns a maximum parameter of a definition domain. | |
| void | Domain (double &theUMin, double &theUMax) const |
| Returns a definition domain. | |
| bool | IsTrimmed () const |
| Returns whether curve is trimmed or not. | |
| void | SetTrim (double theFirst, double theLast) |
| Trims curve with [theFirst, theLast] section. | |
| void | D0 (double theParameter, Point2d &theValue) const |
| Returns the point theValue of parameter theParam. | |
| void | D1 (double theParameter, Point2d &theValue, Vector2d &theD1) const |
| Returns the point theValue of parameter theParam and the first derivative theD1. | |
| void | D2 (double theParameter, Point2d &theValue, Vector2d &theD1, Vector2d &theD2) const |
| Returns the point theValue of parameter theParam and second derivatives theD1 and theD2. | |
| bool | DN (double theParameter, size_t theDerivativeOrder, Geom::Point2d &theValue, std::vector< Geom::Vector2d > &theD) const |
| void | Transform (const Transformation2d &theTransformation) |
| Applies transformation matrix to this object. | |
| Curve2d | Transformed (const Transformation2d &theTransformation) const |
| Returns a copy this object after applying transformation. | |
Public Member Functions inherited from cadex::BaseObject | |
| size_t | Id () const |
| Return unique identifier of public object. | |
| internal::BaseObjectImpl * | Impl () const |
| bool | IsNull () const |
| operator bool () const | |
| template<typename T > | |
| bool | IsOfType () const |
| template<typename T > | |
| T * | Impl () const |
| Reserved for internal use. | |
Static Public Member Functions | |
| static bool | CompareType (const BaseObject &theObject) |
Static Public Member Functions inherited from cadex::Geom::Conic2d | |
| static bool | CompareType (const BaseObject &theObject) |
Static Public Member Functions inherited from cadex::Geom::Curve2d | |
| static bool | CompareType (const BaseObject &theObject) |
Static Public Member Functions inherited from cadex::Geom::Geometry | |
| static bool | CompareType (const BaseObject &theObject) |
Additional Inherited Members | |
Public Types inherited from cadex::BaseObject | |
| typedef std::shared_ptr< internal::BaseObjectImpl > | ImplType |
Protected Member Functions inherited from cadex::Geom::Conic2d | |
| Conic2d (const ImplType &theImpl) | |
Protected Member Functions inherited from cadex::Geom::Curve2d | |
| Curve2d (const ImplType &theImpl) | |
Protected Member Functions inherited from cadex::Geom::Geometry | |
| Geometry (const ImplType &theImpl) | |
Protected Member Functions inherited from cadex::BaseObject | |
| BaseObject (const ImplType &theImpl) | |
Defines 2D parabola.
The following image depicts a parabola example:
For detailed description refer to 3D counterpart Parabola.
| cadex::Geom::Parabola2d::Parabola2d | ( | const Axis2d & | thePosition, |
| double | theFocal ) |
Constructor.
Creates a parabola from axis and focal.
| double cadex::Geom::Parabola2d::Focal | ( | ) | const |
Returns a focal.
Returns the value specified in the constructor.