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License statement text corrected; compiler warnings caused by Bison 2.41 disabled for MSVC; a few other compiler warnings on 54-bit Windows eliminated by appropriate type cast Wrong license statements corrected in several files. Copyright and license statements added in XSD and GLSL files. Copyright year updated in some files. Obsolete documentation files removed from DrawResources.
114 lines
3.7 KiB
Plaintext
114 lines
3.7 KiB
Plaintext
-- Created on: 1991-09-03
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-- Created by: Laurent PAINNOT
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-- Copyright (c) 1991-1999 Matra Datavision
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-- Copyright (c) 1999-2014 OPEN CASCADE SAS
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--
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-- This file is part of Open CASCADE Technology software library.
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--
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-- This library is free software; you can redistribute it and/or modify it under
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-- the terms of the GNU Lesser General Public License version 2.1 as published
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-- by the Free Software Foundation, with special exception defined in the file
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-- OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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-- distribution for complete text of the license and disclaimer of any warranty.
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--
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-- Alternatively, this file may be used under the terms of Open CASCADE
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-- commercial license or contractual agreement.
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class TrigonometricFunctionRoots from math
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---Purpose: This class implements the solutions of the equation
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-- a*Cos(x)*Cos(x) + 2*b*Cos(x)*Sin(x) + c*Cos(x) + d*Sin(x) + e
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-- The degree of this equation can be 4, 3 or 2.
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uses Array1OfReal from TColStd,
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OStream from Standard
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raises NotDone from StdFail,
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OutOfRange from Standard,
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RangeError from Standard
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is
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Create(A, B, C, D, E: Real; InfBound, SupBound: Real)
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---Purpose: Given coefficients a, b, c, d , e, this constructor
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-- performs the resolution of the equation above.
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-- The solutions must be contained in [InfBound, SupBound].
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-- InfBound and SupBound can be set by default to 0 and 2*PI.
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returns TrigonometricFunctionRoots;
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Create(D, E: Real; InfBound, SupBound: Real)
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---Purpose: Given the two coefficients d and e, it performs
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-- the resolution of d*sin(x) + e = 0.
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-- The solutions must be contained in [InfBound, SupBound].
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-- InfBound and SupBound can be set by default to 0 and 2*PI.
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returns TrigonometricFunctionRoots;
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Create(C, D, E: Real; InfBound, SupBound: Real)
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---Purpose: Given the three coefficients c, d and e, it performs
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-- the resolution of 2*b*cos(x)*sin(x) + d*sin(x) + e = 0.
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-- The solutions must be contained in [InfBound, SupBound].
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-- InfBound and SupBound can be set by default to 0 and 2*PI.
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returns TrigonometricFunctionRoots;
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Perform(me: in out; A, B, C, D, E: Real; InfBound, SupBound: Real)
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---Purpose: is used by the constructors above.
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is static protected;
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IsDone(me)
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---Purpose: Returns true if the computations are successful, otherwise returns false.
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---C++: inline
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returns Boolean
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is static;
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InfiniteRoots(me)
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---Purpose: Returns true if there is an infinity of roots, otherwise returns false.
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---C++: inline
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returns Boolean
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is static;
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Value(me; Index: Integer)
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---Purpose: Returns the solution of range Index.
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-- An exception is raised if NotDone.
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-- An exception is raised if Index>NbSolutions.
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-- An exception is raised if there is an infinity of solutions.
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---C++: inline
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returns Real
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raises NotDone, OutOfRange, RangeError
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is static;
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NbSolutions(me)
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---Purpose: Returns the number of solutions found.
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-- An exception is raised if NotDone.
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-- An exception is raised if there is an infinity of solutions.
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---C++: inline
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returns Integer
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raises NotDone, RangeError
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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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NbSol: Integer;
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Sol: Array1OfReal from TColStd;
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InfiniteStatus: Boolean;
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Done: Boolean;
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end TrigonometricFunctionRoots;
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