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-- File: Intersector.cdl
-- Created: Wed Aug 26 18:11:37 1992
-- Author: Christophe MARION
-- <cma@sdsun2>
---Copyright: Matra Datavision 1992
class Intersector from HLRBRep
---Purpose: The Intersector computes 2D intersections of the
-- projections of 3D curves.
--
-- It can also computes the intersection of a 3D line
-- and a surface.
uses
Address from Standard,
Integer from Standard,
Boolean from Standard,
Real from Standard,
Lin from gp,
IntersectionPoint from IntRes2d,
IntersectionSegment from IntRes2d,
IntersectionPoint from IntCurveSurface,
IntersectionSegment from IntCurveSurface,
Curve from HLRBRep,
CInter from HLRBRep,
InterCSurf from HLRBRep
raises
UndefinedDerivative from StdFail
is
Create returns Intersector from HLRBRep;
Perform(me : in out;
A1 : Address from Standard; -- as HLRBRep_EDataOfData
da1,db1 : Real from Standard)
---Purpose: Performs the auto intersection of an edge. The
-- edge domain is cutted at start with da1*(b-a) and
-- at end with db1*(b-a).
is static;
Perform(me : in out;
nA : Integer from Standard;
A1 : Address from Standard; -- as HLRBRep_EDataOfData
da1,db1 : Real from Standard;
nB : Integer from Standard;
A2 : Address from Standard; -- as HLRBRep_EDataOfData
da2,db2 : Real from Standard;
NoBound : Boolean from Standard)
---Purpose: Performs the intersection between the two edges.
-- The edges domains are cutted at start with
-- da*(b-a) and at end with db*(b-a).
is static;
SimulateOnePoint(me:in out;
A1 : Address from Standard; -- as HLRBRep_EDataOfData
U : Real from Standard;
A2 : Address from Standard; -- as HLRBRep_EDataOfData
V : Real from Standard)
---Purpose: Create a single IntersectionPoint (U on A1) (V on A2)
-- The point is middle on both curves.
is static;
--
-- Methods used to intersect a line from the eye with a surface
--
Load(me : in out;
A : out Address from Standard) -- as BRepAdaptor_Surface
is static;
Perform(me : in out;
L : Lin from gp;
P : Real from Standard)
is static;
--
-- Methods to get the results
--
IsDone(me) returns Boolean from Standard
is static;
NbPoints(me) returns Integer from Standard
is static;
Point(me; N : Integer from Standard)
---C++: return const &
returns IntersectionPoint from IntRes2d
is static;
CSPoint(me; N : Integer from Standard)
---C++: return const &
returns IntersectionPoint from IntCurveSurface
is static;
NbSegments(me) returns Integer from Standard
is static;
Segment(me; N : Integer)
---C++: return const &
returns IntersectionSegment from IntRes2d
is static;
CSSegment(me; N : Integer)
---C++: return const &
returns IntersectionSegment from IntCurveSurface
is static;
Destroy(me : in out);
---C++: alias ~
fields
mySinglePoint : IntersectionPoint from IntRes2d;
myTypePerform : Integer from Standard;
myIntersector : CInter from HLRBRep;
myCSIntersector : InterCSurf from HLRBRep;
mySurface : Address from Standard;
myPolyhedron : Address from Standard;
end Intersector;
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