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-- File: FuncExtCC.cdl
-- Created: Wed Jul 24 14:31:49 1991
-- Author: Michel CHAUVAT
-- <mca@topsn3>
---Copyright: Matra Datavision 1991
private generic class FuncExtCC from Extrema
(Curve1 as any;
Tool1 as any;-- as ToolCurve(Curve1);
Curve2 as any;
Tool2 as any;-- as ToolCurve(Curve2);
POnC as any;
Pnt as any;
Vec as any )
inherits FunctionSetWithDerivatives from math
---Purpose: Fonction permettant de rechercher les extrema de la
-- distance entre 2 courbes.
uses Vector from math,
Matrix from math,
SequenceOfReal from TColStd
raises OutOfRange from Standard
private class SeqPOnC instantiates Sequence from TCollection(POnC);
is
Create (thetol: Real = 1.0e-10) returns FuncExtCC;
---Purpose:
Create (C1: Curve1; C2: Curve2; thetol: Real = 1.0e-10) returns FuncExtCC;
---Purpose:
SetCurve (me: in out; theRank: Integer; C1: Curve1);
---C++: inline
---Purpose:
SetTolerance (me: in out; theTol: Real);
---C++: inline
---Purpose:
NbVariables (me) returns Integer is redefined;
---C++: inline
NbEquations (me) returns Integer is redefined;
---C++: inline
Value (me: in out; UV: Vector; F: out Vector) returns Boolean is redefined;
---Purpose: Calcul de Fi(U,V).
Derivatives (me: in out; UV: Vector; DF: out Matrix)
returns Boolean;
---Purpose: Calcul de Fi'(U,V).
Values (me: in out; UV: Vector; F: out Vector; DF: out Matrix)
returns Boolean;
---Purpose: Calcul de Fi(U,V) et Fi'(U,V).
GetStateNumber (me: in out) returns Integer
---Purpose: Memorise l'extremum trouve.
is redefined;
NbExt (me) returns Integer;
---C++: inline
---Purpose: Renvoie le nombre d'extrema trouves.
SquareDistance (me; N: Integer) returns Real
---C++: inline
---Purpose: Renvoie la valeur de la Nieme distance.
raises OutOfRange;
-- si N < 1 ou N > NbExt(me).
Points (me; N: Integer; P1,P2: out POnC)
---Purpose: Renvoie les points de la Nieme distance extremale.
raises OutOfRange;
-- si N < 1 ou N > NbExt(me).
CurvePtr (me; theRank: Integer) returns Address;
---C++: inline
---Purpose: Returns a pointer to the curve specified in the constructor
-- or in SetCurve() method.
Tolerance (me) returns Real;
---C++: inline
---Purpose: Returns a tolerance specified in the constructor
-- or in SetTolerance() method.
fields
myC1 : Address from Standard;
myC2 : Address from Standard;
myTol : Real;
myU : Real; -- valeur courante de U
myV : Real; -- valeur courante de V
myP1 : Pnt; -- point courant C1(U)
myP2 : Pnt; -- point courant C2(U)
mySqDist: SequenceOfReal from TColStd;
myPoints: SeqPOnC;
end FuncExtCC;
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