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// This file is generated by WOK (CPPExt).
// Please do not edit this file; modify original file instead.
// The copyright and license terms as defined for the original file apply to
// this header file considered to be the "object code" form of the original source.
#ifndef _TopClass_Intersection3d_HeaderFile
#define _TopClass_Intersection3d_HeaderFile
#include <Standard.hxx>
#include <Standard_DefineAlloc.hxx>
#include <Standard_Macro.hxx>
#include <Standard_Real.hxx>
#include <Standard_Boolean.hxx>
#include <TopAbs_State.hxx>
class gp_Lin;
class TopoDS_Face;
class IntCurveSurface_IntersectionPoint;
//! Template class for the intersection algorithm required
//! by the 3D classifications.
//!
//! (a intersection point near the origin of the line, ie.
//! at a distance less or equal than <tolerance>, will be
//! returned even if it has a negative parameter.)
class TopClass_Intersection3d
{
public:
DEFINE_STANDARD_ALLOC
//! Perform the intersection between the
//! segment L(0) ... L(Prm) and the Face <Face>.
//!
//! Only the point with the smallest parameter on the
//! line is returned.
//!
//! The Tolerance <Tol> is used to determine if the
//! first point of the segment is near the face. In
//! that case, the parameter of the intersection point
//! on the line can be a negative value (greater than -Tol).
Standard_EXPORT virtual void Perform (const gp_Lin& L, const Standard_Real Prm, const Standard_Real Tol, const TopoDS_Face& Face) = 0;
//! True is returned when the intersection have been computed.
Standard_EXPORT virtual Standard_Boolean IsDone() const = 0;
//! True is returned if a point has been found.
Standard_EXPORT virtual Standard_Boolean HasAPoint() const = 0;
//! Returns the Intersection Point.
Standard_EXPORT virtual const IntCurveSurface_IntersectionPoint& Point() const = 0;
//! Returns the state of the point on the face.
//! The values can be either TopAbs_IN
//! ( the point is in the face)
//! or TopAbs_ON
//! ( the point is on a boudary of the face).
Standard_EXPORT virtual TopAbs_State State() const = 0;
protected:
//! Empty constructor.
Standard_EXPORT TopClass_Intersection3d();
private:
};
#endif // _TopClass_Intersection3d_HeaderFile
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