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comparison liboctave/Objective.h @ 1536:26411f9c7603

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[project @ 1995-10-05 05:41:26 by jwe]
author jwe
date Thu, 05 Oct 1995 05:51:20 +0000
parents 611d403c7f3d
children 620a65533630
comparison
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1535:5f3f07b6db89 1536:26411f9c7603
22 */ 22 */
23 23
24 #if !defined (octave_Objective_h) 24 #if !defined (octave_Objective_h)
25 #define octave_Objective_h 1 25 #define octave_Objective_h 1
26 26
27 #if defined (__GNUG__)
28 #pragma interface
29 #endif
30
31 #include "dColVector.h" 27 #include "dColVector.h"
32
33 #ifndef Vector
34 #define Vector ColumnVector
35 #endif
36
37 typedef double (*objective_fcn) (const Vector&);
38 typedef Vector (*gradient_fcn) (const Vector&);
39 28
40 class Objective 29 class Objective
41 { 30 {
42 public: 31 public:
43 32
44 Objective (void); 33 typedef double (*objective_fcn) (const ColumnVector&);
45 Objective (const objective_fcn); 34 typedef ColumnVector (*gradient_fcn) (const ColumnVector&);
46 Objective (const objective_fcn, const gradient_fcn);
47 35
48 Objective (const Objective& a); 36 Objective (void)
37 {
38 phi = 0;
39 grad = 0;
40 }
49 41
50 Objective& operator = (const Objective& a); 42 Objective (const objective_fcn obj)
43 {
44 phi = obj;
45 grad = 0;
46 }
51 47
52 objective_fcn objective_function (void) const; 48 Objective (const objective_fcn obj, const gradient_fcn g)
49 {
50 phi = obj;
51 grad = g;
52 }
53 53
54 Objective& set_objective_function (const objective_fcn); 54 Objective (const Objective& a)
55 {
56 phi = a.phi;
57 grad = a.grad;
58 }
55 59
56 gradient_fcn gradient_function (void) const; 60 Objective& operator = (const Objective& a)
61 {
62 phi = a.phi;
63 grad = a.grad;
57 64
58 Objective& set_gradient_function (const gradient_fcn); 65 return *this;
66 }
67
68 objective_fcn objective_function (void) const { return phi; }
69
70 Objective& set_objective_function (const objective_fcn obj)
71 {
72 phi = obj;
73 return *this;
74 }
75
76 gradient_fcn gradient_function (void) const { return grad; }
77
78 Objective& set_gradient_function (const gradient_fcn g)
79 {
80 grad = g;
81 return *this;
82 }
59 83
60 private: 84 private:
61 85
62 objective_fcn phi; 86 objective_fcn phi;
63 gradient_fcn grad; 87 gradient_fcn grad;