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-- File: Int3Pln.cdl
-- Created: Thu May 16 17:29:06 1991
-- Author: Isabelle GRIGNON
-- <isg@topsn3>
---Copyright: Matra Datavision 1991
class Int3Pln from IntAna
---Purpose: Intersection between 3 planes. The algorithm searches
-- for an intersection point. If two of the planes are
-- parallel or identical, IsEmpty returns TRUE.
uses Pln from gp,
Pnt from gp
raises NotDone from StdFail,
DomainError from Standard
is
Create
returns Int3Pln from IntAna;
Create(P1,P2,P3 : Pln from gp)
---Purpose: Determination of the intersection point between
-- 3 planes.
returns Int3Pln from IntAna;
Perform(me: in out; P1,P2,P3 : Pln from gp)
---Purpose: Determination of the intersection point between
-- 3 planes.
is static;
IsDone(me)
---Purpose: Returns True if the computation was successful.
returns Boolean from Standard
---C++: inline
is static;
IsEmpty(me)
---Purpose: Returns TRUE if there is no intersection POINT.
-- If 2 planes are identical or parallel, IsEmpty
-- will return TRUE.
returns Boolean from Standard
---C++: inline
raises NotDone from StdFail
--- The exception NotDone is raised when IsDone() returns False.
is static;
Value(me)
---Purpose: Returns the intersection point.
returns Pnt from gp
---C++: inline
---C++: return const&
raises NotDone from StdFail,
DomainError from Standard
--- The exception NotDone is raised when IsDone() returns False.
--- The exception Domain is raised when IsEmpty() returns False.
is static;
fields
done: Boolean from Standard;
empt: Boolean from Standard;
pnt : Pnt from gp;
end Int3Pln;
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