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1 | // Created on: 1992-06-10 |
2 | // Created by: Laurent BUCHARD |
3 | // Copyright (c) 1992-1999 Matra Datavision |
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4 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
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5 | // |
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6 | // This file is part of Open CASCADE Technology software library. |
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7 | // |
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8 | // This library is free software; you can redistribute it and/or modify it under |
9 | // the terms of the GNU Lesser General Public License version 2.1 as published |
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10 | // by the Free Software Foundation, with special exception defined in the file |
11 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
12 | // distribution for complete text of the license and disclaimer of any warranty. |
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13 | // |
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14 | // Alternatively, this file may be used under the terms of Open CASCADE |
15 | // commercial license or contractual agreement. |
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16 | |
17 | // modified by Edward AGAPOV (eap) Jun 7 2002 (occ 438) |
18 | // --- limit infinite points and parameters in order to make |
19 | // --- arithmetic operation on them safe |
20 | |
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21 | #include <gp_Pnt2d.hxx> |
22 | #include <IntRes2d_Domain.hxx> |
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23 | #include <Precision.hxx> |
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24 | #include <Standard_DomainError.hxx> |
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25 | |
26 | const Standard_Real infVal = Precision::Infinite(); |
27 | |
28 | //======================================================================= |
29 | //function : LimitInfinite |
30 | //purpose : |
31 | //======================================================================= |
32 | |
33 | static inline Standard_Real LimitInfinite(const Standard_Real Val) |
34 | { |
35 | return ( Abs(Val) > infVal ? (Val>0 ? infVal : -infVal) : Val ); |
36 | } |
37 | |
38 | //======================================================================= |
39 | //function : IntRes2d_Domain |
40 | //purpose : |
41 | //======================================================================= |
42 | |
43 | IntRes2d_Domain::IntRes2d_Domain(): |
44 | status(0), |
45 | first_param(0.0), last_param(0.0), |
46 | first_tol(0.0), last_tol(0.0), |
47 | first_point(0.0, 0.0), last_point(0.0, 0.0), |
48 | periodfirst(0.0), |
49 | periodlast(0.0) { } |
50 | |
51 | |
52 | void IntRes2d_Domain::SetValues() { |
53 | status=0; |
54 | periodfirst=periodlast=0.0; |
55 | } |
56 | |
57 | //======================================================================= |
58 | //function : IntRes2d_Domain |
59 | //purpose : Creates a bounded Domain. |
60 | //======================================================================= |
61 | |
62 | IntRes2d_Domain::IntRes2d_Domain(const gp_Pnt2d& Pnt1, |
63 | const Standard_Real Par1, |
64 | const Standard_Real Tol1, |
65 | const gp_Pnt2d& Pnt2, |
66 | const Standard_Real Par2, |
67 | const Standard_Real Tol2) { |
68 | |
69 | SetValues(Pnt1,Par1,Tol1,Pnt2,Par2,Tol2); |
70 | } |
71 | |
72 | //======================================================================= |
73 | //function : SetValues |
74 | //purpose : Sets the values for a bounded domain. |
75 | //======================================================================= |
76 | |
77 | void IntRes2d_Domain::SetValues(const gp_Pnt2d& Pnt1, |
78 | const Standard_Real Par1, |
79 | const Standard_Real Tol1, |
80 | const gp_Pnt2d& Pnt2, |
81 | const Standard_Real Par2, |
82 | const Standard_Real Tol2) { |
83 | |
84 | status = 3; |
85 | periodfirst = periodlast = 0.0; |
86 | |
87 | first_param=LimitInfinite(Par1); |
88 | first_point.SetCoord( LimitInfinite(Pnt1.X()), LimitInfinite(Pnt1.Y()) ); |
89 | first_tol=Tol1; |
90 | |
91 | last_param=LimitInfinite(Par2); |
92 | last_point.SetCoord( LimitInfinite(Pnt2.X()), LimitInfinite(Pnt2.Y()) ); |
93 | last_tol=Tol2; |
94 | |
95 | } |
96 | |
97 | |
98 | |
99 | IntRes2d_Domain::IntRes2d_Domain(const gp_Pnt2d& Pnt, |
100 | const Standard_Real Par, |
101 | const Standard_Real Tol, |
102 | const Standard_Boolean First) : |
103 | first_param(0.0), last_param(0.0), |
104 | first_tol(0.0), last_tol(0.0), |
105 | first_point(0.0, 0.0), last_point(0.0, 0.0) |
106 | { |
107 | SetValues(Pnt,Par,Tol,First); |
108 | } |
109 | |
110 | void IntRes2d_Domain::SetValues(const gp_Pnt2d& Pnt, |
111 | const Standard_Real Par, |
112 | const Standard_Real Tol, |
113 | const Standard_Boolean First) { |
114 | |
115 | periodfirst=periodlast=0.0; |
116 | if(First) { |
117 | status=1; |
118 | first_param=LimitInfinite(Par); |
119 | first_point.SetCoord( LimitInfinite(Pnt.X()), LimitInfinite(Pnt.Y()) ); |
120 | first_tol=Tol; |
121 | } |
122 | else { |
123 | status=2; |
124 | last_param=LimitInfinite(Par); |
125 | last_point.SetCoord( LimitInfinite(Pnt.X()), LimitInfinite(Pnt.Y()) ); |
126 | last_tol=Tol; |
127 | } |
128 | } |
129 | |
130 | |
131 | |