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292 lines
9.5 KiB
Plaintext
Executable File
292 lines
9.5 KiB
Plaintext
Executable File
-- Created on: 1993-01-26
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-- Created by: Laurent PAINNOT
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-- Copyright (c) 1993-1999 Matra Datavision
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-- Copyright (c) 1999-2012 OPEN CASCADE SAS
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--
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-- The content of this file is subject to the Open CASCADE Technology Public
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-- License Version 6.5 (the "License"). You may not use the content of this file
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-- except in compliance with the License. Please obtain a copy of the License
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-- at http://www.opencascade.org and read it completely before using this file.
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--
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-- The Initial Developer of the Original Code is Open CASCADE S.A.S., having its
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-- main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France.
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--
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-- The Original Code and all software distributed under the License is
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-- distributed on an "AS IS" basis, without warranty of any kind, and the
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-- Initial Developer hereby disclaims all such warranties, including without
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-- limitation, any warranties of merchantability, fitness for a particular
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-- purpose or non-infringement. Please see the License for the specific terms
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-- and conditions governing the rights and limitations under the License.
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generic class ComputeLine from Approx
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(MultiLine as any;
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LineTool as any) --as TheLineTool(MultiLine)
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uses ParametrizationType from Approx,
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SequenceOfReal from TColStd,
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HArray1OfReal from TColStd,
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Array1OfReal from TColStd,
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SequenceOfMultiCurve from AppParCurves,
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HArray1OfMultiCurve from AppParCurves,
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HArray1OfConstraintCouple from AppParCurves,
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Constraint from AppParCurves,
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SequenceOfHArray1OfReal from Approx,
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MultiCurve from AppParCurves,
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MultiBSpCurve from AppParCurves,
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Vector from math
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private class MyGradient instantiates Gradient from AppParCurves
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(MultiLine,
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LineTool);
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is
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Create(Line: MultiLine;
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degreemin: Integer = 4;
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degreemax: Integer = 8;
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Tolerance3d: Real = 1.0e-3;
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Tolerance2d: Real = 1.0e-6;
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NbIterations: Integer = 5;
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cutting: Boolean = Standard_True;
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parametrization: ParametrizationType from Approx =
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Approx_ChordLength;
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Squares: Boolean = Standard_False)
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---Purpose: The MultiLine <Line> will be approximated until tolerances
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-- will be reached.
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-- The approximation will be done from degreemin to degreemax
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-- with a cutting if the corresponding boolean is True.
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-- If <Squares> is True, the computation will be done with
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-- no iteration at all.
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returns ComputeLine;
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Create(Line: MultiLine;
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Parameters: Vector from math;
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degreemin: Integer = 4;
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degreemax: Integer = 8;
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Tolerance3d: Real = 1.0e-03;
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Tolerance2d: Real = 1.0e-06;
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NbIterations: Integer = 5;
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cutting: Boolean = Standard_True;
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Squares: Boolean = Standard_False)
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---Purpose: The MultiLine <Line> will be approximated until tolerances
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-- will be reached.
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-- The approximation will be done from degreemin to degreemax
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-- with a cutting if the corresponding boolean is True.
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-- If <Squares> is True, the computation will be done with
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-- no iteration at all.
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returns ComputeLine;
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Create(Parameters: Vector from math;
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degreemin: Integer = 4;
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degreemax: Integer = 8;
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Tolerance3d: Real = 1.0e-03;
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Tolerance2d: Real = 1.0e-06;
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NbIterations: Integer = 5;
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cutting: Boolean = Standard_True;
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Squares: Boolean = Standard_False)
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---Purpose: Initializes the fields of the algorithm.
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returns ComputeLine;
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Create(degreemin: Integer = 4;
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degreemax: Integer = 8;
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Tolerance3d: Real = 1.0e-03;
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Tolerance2d: Real = 1.0e-06;
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NbIterations: Integer = 5;
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cutting: Boolean = Standard_True;
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parametrization: ParametrizationType from Approx =
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Approx_ChordLength;
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Squares: Boolean = Standard_False)
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---Purpose: Initializes the fields of the algorithm.
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returns ComputeLine;
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Init(me: in out; degreemin: Integer = 4;
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degreemax: Integer = 8;
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Tolerance3d: Real = 1.0e-03;
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Tolerance2d: Real = 1.0e-06;
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NbIterations: Integer = 5;
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cutting: Boolean = Standard_True;
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parametrization: ParametrizationType from Approx =
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Approx_ChordLength;
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Squares: Boolean = Standard_False)
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---Purpose: Initializes the fields of the algorithm.
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is static;
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Perform(me: in out; Line: MultiLine)
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---Purpose: runs the algorithm after having initialized the fields.
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is static;
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Compute(me: in out; Line: MultiLine; fpt, lpt: Integer;
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Para: in out Vector from math; TheTol3d, TheTol2d: in out Real)
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---Purpose: is internally used in the algorithm.
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returns Boolean
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is static private;
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ComputeCurve(me: in out; Line: MultiLine; firspt, lastpt: Integer)
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---Purpose: is internally used in the algorithm.
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returns Boolean
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is static private;
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Parameters(me; Line: MultiLine; firstP, LastP: Integer;
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TheParameters: in out Vector)
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---Purpose: computes new parameters between firstP and lastP.
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is static private;
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SetDegrees(me: in out; degreemin, degreemax: Integer)
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---Purpose: changes the degrees of the approximation.
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is static;
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SetTolerances(me: in out; Tolerance3d, Tolerance2d: Real)
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---Purpose: Changes the tolerances of the approximation.
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is static;
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SetConstraints(me: in out; firstC, lastC: Constraint from AppParCurves)
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---Purpose: changes the first and the last constraint points.
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is static;
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IsAllApproximated(me)
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---Purpose: returns False if at a moment of the approximation,
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-- the status NoApproximation has been sent by the user
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-- when more points were needed.
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returns Boolean
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is static;
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IsToleranceReached(me)
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---Purpose: returns False if the status NoPointsAdded has been sent.
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returns Boolean
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is static;
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Error(me; Index: Integer; tol3d: in out Real; tol2d: in out Real)
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---Purpose: returns the tolerances 2d and 3d of the <Index> MultiCurve.
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is static;
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NbMultiCurves(me)
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---Purpose: Returns the number of MultiCurve doing the approximation
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-- of the MultiLine.
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returns Integer
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is static;
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Value(me; Index: Integer = 1)
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---Purpose: returns the result of the approximation.
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---C++: return const&
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returns MultiCurve from AppParCurves
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is static;
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ChangeValue(me: in out; Index: Integer = 1)
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---Purpose: returns the result of the approximation.
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---C++: return &
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returns MultiCurve from AppParCurves
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is static;
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SplineValue(me: in out)
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---Purpose: returns the result of the approximation.
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---C++: return const&
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returns MultiBSpCurve from AppParCurves
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is static;
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Parametrization(me; partype : in out ParametrizationType from Approx)
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---Purpose: returns the type of parametrization
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is static;
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Parameters(me; Index: Integer = 1)
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---Purpose: returns the new parameters of the approximation
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-- corresponding to the points of the multicurve <Index>.
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---C++: return const&
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returns Array1OfReal from TColStd
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is static;
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SearchFirstLambda(me; Line: MultiLine; Para: Vector;
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V: Vector; index: Integer)
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returns Real
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is static private;
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SearchLastLambda(me: ; Line: MultiLine; Para: Vector;
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V: Vector; index: Integer)
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returns Real
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is static private;
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FirstTangencyVector(me; Line: MultiLine; index: Integer; V: in out Vector)
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is static private;
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LastTangencyVector(me; Line: MultiLine; index: Integer; V: in out Vector)
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is static private;
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fields
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myMultiCurves: SequenceOfMultiCurve from AppParCurves;
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TheMultiCurve: MultiCurve from AppParCurves;
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myspline : MultiBSpCurve from AppParCurves;
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alldone: Boolean from Standard;
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tolreached: Boolean from Standard;
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Par: ParametrizationType from Approx;
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myParameters: HArray1OfReal from TColStd;
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myfirstParam: HArray1OfReal from TColStd;
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myPar: SequenceOfHArray1OfReal from Approx;
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Tolers3d: SequenceOfReal from TColStd;
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Tolers2d: SequenceOfReal from TColStd;
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myConstraints: HArray1OfConstraintCouple from AppParCurves;
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mydegremin: Integer from Standard;
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mydegremax: Integer from Standard;
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mytol3d: Real from Standard;
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mytol2d: Real from Standard;
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currenttol3d: Real from Standard;
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currenttol2d: Real from Standard;
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mycut: Boolean from Standard;
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mysquares: Boolean from Standard;
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myitermax: Integer from Standard;
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myfirstC: Constraint from AppParCurves;
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mylastC: Constraint from AppParCurves;
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myMultiLineNb: Integer from Standard;
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myIsClear : Boolean from Standard;
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end ComputeLine;
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