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88 lines
2.7 KiB
Plaintext
Executable File
88 lines
2.7 KiB
Plaintext
Executable File
-- Created on: 1991-05-14
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-- Created by: Laurent PAINNOT
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-- Copyright (c) 1991-1999 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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class GaussSingleIntegration from math
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---Purpose:
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-- This class implements the integration of a function of a single variable
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-- between the parameter bounds Lower and Upper.
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-- Warning: Order must be inferior or equal to 61.
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uses Function from math,
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OStream from Standard
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raises NotDone from StdFail
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is
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Create
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returns GaussSingleIntegration;
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Create(F: in out Function; Lower, Upper: Real; Order: Integer)
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---Purpose:
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-- The Gauss-Legendre integration with N = Order points of integration,
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-- is done on the function F between the bounds Lower and Upper.
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returns GaussSingleIntegration;
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Create(F: in out Function; Lower, Upper: Real; Order: Integer; Tol: Real)
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---Purpose:
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-- The Gauss-Legendre integration with N = Order points of integration and
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-- given tolerance = Tol is done on the function F between the bounds
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-- Lower and Upper.
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returns GaussSingleIntegration;
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Perform(me: in out; F: in out Function; Lower, Upper: Real; Order: Integer)
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---Purpose: perfoms actual computation
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is private;
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IsDone(me)
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---Purpose: returns True if all has been correctly done.
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---C++: inline
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returns Boolean
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is static;
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Value(me)
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---Purpose: returns the value of the integral.
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---C++: inline
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returns Real
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raises NotDone
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is static;
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Dump(me; o: in out OStream)
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---Purpose: Prints information on the current state of the object.
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is static;
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fields
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Val: Real;
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Done: Boolean;
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end GaussSingleIntegration;
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