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1 | // Created on: 1993-11-29 |
2 | // Created by: Isabelle GRIGNON |
3 | // Copyright (c) 1993-1999 Matra Datavision |
4 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
5 | // |
6 | // This file is part of Open CASCADE Technology software library. |
7 | // |
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 |
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. |
13 | // |
14 | // Alternatively, this file may be used under the terms of Open CASCADE |
15 | // commercial license or contractual agreement. |
16 | |
17 | #ifndef _ChFiDS_CommonPoint_HeaderFile |
18 | #define _ChFiDS_CommonPoint_HeaderFile |
19 | |
20 | #include <Standard.hxx> |
21 | #include <Standard_DefineAlloc.hxx> |
22 | #include <Standard_Handle.hxx> |
23 | |
24 | #include <TopoDS_Edge.hxx> |
25 | #include <TopoDS_Vertex.hxx> |
26 | #include <gp_Pnt.hxx> |
27 | #include <gp_Vec.hxx> |
28 | #include <Standard_Real.hxx> |
29 | #include <Standard_Boolean.hxx> |
30 | #include <TopAbs_Orientation.hxx> |
31 | class Standard_DomainError; |
32 | class Standard_TypeMismatch; |
33 | class TopoDS_Vertex; |
34 | class TopoDS_Edge; |
35 | class gp_Pnt; |
36 | class gp_Vec; |
37 | |
38 | |
39 | //! point start/end of fillet common to 2 adjacent filets |
40 | //! and to an edge on one of 2 faces participating |
41 | //! in the construction of the fillet |
42 | class ChFiDS_CommonPoint |
43 | { |
44 | public: |
45 | |
46 | DEFINE_STANDARD_ALLOC |
47 | |
48 | |
49 | //! Empty constructor. |
50 | Standard_EXPORT ChFiDS_CommonPoint(); |
51 | |
52 | //! default value for all fields |
53 | Standard_EXPORT void Reset(); |
54 | |
55 | //! Sets the values of a point which is a vertex on |
56 | //! the initial facet of restriction of one |
57 | //! of the surface. |
ac8f1774 |
58 | void SetVertex (const TopoDS_Vertex& theVertex) |
59 | { |
60 | isvtx = Standard_True; |
61 | vtx = theVertex; |
62 | } |
63 | |
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64 | //! Sets the values of a point which is on the arc |
65 | //! A, at parameter Param. |
66 | Standard_EXPORT void SetArc (const Standard_Real Tol, const TopoDS_Edge& A, const Standard_Real Param, const TopAbs_Orientation TArc); |
67 | |
68 | //! Sets the value of the parameter on the spine |
69 | Standard_EXPORT void SetParameter (const Standard_Real Param); |
70 | |
71 | //! Set the 3d point for a commonpoint that is not |
72 | //! a vertex or on an arc. |
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73 | void SetPoint (const gp_Pnt& thePoint) { point = thePoint; } |
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74 | |
75 | //! Set the output 3d vector |
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76 | void SetVector (const gp_Vec& theVector) |
77 | { |
78 | hasvector = Standard_True; |
79 | vector = theVector; |
80 | } |
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81 | |
82 | //! This method set the fuzziness on the point. |
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83 | void SetTolerance (const Standard_Real Tol) |
84 | { |
85 | if (Tol > tol) |
86 | { |
87 | tol = Tol; |
88 | } |
89 | } |
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90 | |
91 | //! This method returns the fuzziness on the point. |
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92 | Standard_Real Tolerance() const { return tol; } |
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93 | |
94 | //! Returns TRUE if the point is a vertex on the initial |
95 | //! restriction facet of the surface. |
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96 | Standard_Boolean IsVertex() const { return isvtx; } |
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97 | |
98 | //! Returns the information about the point when it is |
99 | //! on the domain of the first patch, i-e when the function |
100 | //! IsVertex returns True. |
101 | //! Otherwise, an exception is raised. |
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102 | const TopoDS_Vertex& Vertex() const |
103 | { |
104 | if (!isvtx) { throw Standard_DomainError(); } |
105 | return vtx; |
106 | } |
107 | |
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108 | //! Returns TRUE if the point is a on an edge of the initial |
109 | //! restriction facet of the surface. |
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110 | Standard_Boolean IsOnArc() const { return isonarc; } |
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111 | |
112 | //! Returns the arc of restriction containing the |
113 | //! vertex. |
114 | Standard_EXPORT const TopoDS_Edge& Arc() const; |
115 | |
116 | //! Returns the transition of the point on the arc |
117 | //! returned by Arc(). |
118 | Standard_EXPORT TopAbs_Orientation TransitionOnArc() const; |
119 | |
120 | //! Returns the parameter of the point on the |
121 | //! arc returned by the method Arc(). |
122 | Standard_EXPORT Standard_Real ParameterOnArc() const; |
123 | |
124 | //! Returns the parameter the paramter on the spine |
125 | Standard_EXPORT Standard_Real Parameter() const; |
126 | |
127 | //! Returns the 3d point |
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128 | const gp_Pnt& Point() const { return point; } |
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129 | |
130 | //! Returns TRUE if the output vector is stored. |
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131 | Standard_Boolean HasVector() const { return hasvector; } |
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132 | |
133 | //! Returns the output 3d vector |
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134 | const gp_Vec& Vector() const |
135 | { |
136 | if (!hasvector) { throw Standard_DomainError ("ChFiDS_CommonPoint::Vector"); } |
137 | return vector; |
138 | } |
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139 | |
140 | private: |
141 | |
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142 | TopoDS_Edge arc; |
143 | TopoDS_Vertex vtx; |
144 | gp_Pnt point; |
145 | gp_Vec vector; |
146 | Standard_Real tol; |
147 | Standard_Real prmarc; |
148 | Standard_Real prmtg; |
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149 | TopAbs_Orientation traarc; |
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150 | Standard_Boolean isonarc; |
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151 | Standard_Boolean isvtx; |
152 | Standard_Boolean hasvector; |
153 | |
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154 | }; |
155 | |
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156 | #endif // _ChFiDS_CommonPoint_HeaderFile |