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1 | // Copyright (c) 1997-1999 Matra Datavision |
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2 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
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3 | // |
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4 | // This file is part of Open CASCADE Technology software library. |
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5 | // |
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6 | // This library is free software; you can redistribute it and/or modify it under |
7 | // the terms of the GNU Lesser General Public License version 2.1 as published |
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8 | // by the Free Software Foundation, with special exception defined in the file |
9 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
10 | // distribution for complete text of the license and disclaimer of any warranty. |
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11 | // |
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12 | // Alternatively, this file may be used under the terms of Open CASCADE |
13 | // commercial license or contractual agreement. |
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14 | |
15 | #include <StdFail_NotDone.hxx> |
16 | #include <math_Vector.hxx> |
17 | |
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18 | inline void math_Powell::Delete() const |
19 | { |
20 | } |
21 | |
22 | inline Standard_Boolean math_Powell::IsSolutionReached(math_MultipleVarFunction&) |
23 | { |
24 | return 2.0 * fabs(PreviousMinimum - TheMinimum) <= |
25 | XTol * (fabs(PreviousMinimum) + fabs(TheMinimum) + EPSZ); |
26 | } |
27 | |
28 | inline Standard_Boolean math_Powell::IsDone() const |
29 | { |
30 | return Done; |
31 | } |
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32 | |
33 | inline Standard_OStream& operator<<(Standard_OStream& o, |
34 | const math_Powell& P) |
35 | { |
36 | P.Dump(o); |
37 | return o; |
38 | } |
39 | |
40 | inline const math_Vector& math_Powell::Location() const{ |
41 | StdFail_NotDone_Raise_if(!Done, " "); |
42 | return TheLocation; |
43 | } |
44 | |
45 | |
46 | inline void math_Powell::Location(math_Vector& Loc) const{ |
47 | StdFail_NotDone_Raise_if(!Done, " "); |
48 | Loc = TheLocation; |
49 | } |
50 | |
51 | |
52 | inline Standard_Real math_Powell::Minimum() const{ |
53 | StdFail_NotDone_Raise_if(!Done, " "); |
54 | return TheMinimum; |
55 | } |
56 | |
57 | |
58 | inline Standard_Integer math_Powell::NbIterations() const{ |
59 | StdFail_NotDone_Raise_if(!Done, " "); |
60 | return Iter; |
61 | } |
62 | |