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1 | // Created on: 1998-06-02 |
2 | // Created by: Philippe NOUAILLE |
3 | // Copyright (c) 1998-1999 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 _BlendFunc_ChAsym_HeaderFile |
18 | #define _BlendFunc_ChAsym_HeaderFile |
19 | |
20 | #include <Standard.hxx> |
21 | #include <Standard_DefineAlloc.hxx> |
22 | #include <Standard_Handle.hxx> |
23 | |
24 | #include <Standard_Real.hxx> |
25 | #include <gp_Vec.hxx> |
26 | #include <gp_Pnt.hxx> |
27 | #include <math_Vector.hxx> |
28 | #include <math_Matrix.hxx> |
29 | #include <Standard_Boolean.hxx> |
30 | #include <gp_Vec2d.hxx> |
31 | #include <Standard_Integer.hxx> |
32 | #include <Blend_Function.hxx> |
33 | #include <TColStd_Array1OfReal.hxx> |
34 | #include <GeomAbs_Shape.hxx> |
35 | #include <TColStd_Array1OfInteger.hxx> |
36 | #include <TColgp_Array1OfPnt.hxx> |
37 | #include <TColgp_Array1OfPnt2d.hxx> |
38 | #include <TColgp_Array1OfVec.hxx> |
39 | #include <TColgp_Array1OfVec2d.hxx> |
40 | class Adaptor3d_HSurface; |
41 | class Adaptor3d_HCurve; |
42 | class math_Matrix; |
43 | class gp_Pnt; |
44 | class gp_Vec; |
45 | class gp_Vec2d; |
46 | class gp_Lin; |
47 | class Blend_Point; |
48 | |
49 | |
50 | |
51 | class BlendFunc_ChAsym : public Blend_Function |
52 | { |
53 | public: |
54 | |
55 | DEFINE_STANDARD_ALLOC |
56 | |
57 | |
58 | Standard_EXPORT BlendFunc_ChAsym(const Handle(Adaptor3d_HSurface)& S1, const Handle(Adaptor3d_HSurface)& S2, const Handle(Adaptor3d_HCurve)& C); |
59 | |
60 | //! returns the number of equations of the function. |
61 | Standard_EXPORT Standard_Integer NbEquations() const Standard_OVERRIDE; |
62 | |
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63 | Standard_EXPORT void Set (const Standard_Real Param) Standard_OVERRIDE; |
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64 | |
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65 | Standard_EXPORT void Set (const Standard_Real First, const Standard_Real Last) Standard_OVERRIDE; |
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66 | |
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67 | Standard_EXPORT void GetTolerance (math_Vector& Tolerance, const Standard_Real Tol) const Standard_OVERRIDE; |
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68 | |
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69 | Standard_EXPORT void GetBounds (math_Vector& InfBound, math_Vector& SupBound) const Standard_OVERRIDE; |
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70 | |
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71 | Standard_EXPORT Standard_Boolean IsSolution (const math_Vector& Sol, const Standard_Real Tol) Standard_OVERRIDE; |
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72 | |
73 | //! Returns the minimal Distance beetween two |
74 | //! extremitys of calculed sections. |
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75 | Standard_EXPORT Standard_Real GetMinimalDistance() const Standard_OVERRIDE; |
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76 | |
77 | //! computes the values <F> of the derivatives for the |
78 | //! variable <X> between DegF and DegL. |
79 | //! Returns True if the computation was done successfully, |
80 | //! False otherwise. |
81 | Standard_EXPORT Standard_Boolean ComputeValues (const math_Vector& X, const Standard_Integer DegF, const Standard_Integer DegL); |
82 | |
83 | //! computes the values <F> of the Functions for the |
84 | //! variable <X>. |
85 | //! Returns True if the computation was done successfully, |
86 | //! False otherwise. |
87 | Standard_EXPORT Standard_Boolean Value (const math_Vector& X, math_Vector& F) Standard_OVERRIDE; |
88 | |
89 | //! returns the values <D> of the derivatives for the |
90 | //! variable <X>. |
91 | //! Returns True if the computation was done successfully, |
92 | //! False otherwise. |
93 | Standard_EXPORT Standard_Boolean Derivatives (const math_Vector& X, math_Matrix& D) Standard_OVERRIDE; |
94 | |
95 | //! returns the values <F> of the functions and the derivatives |
96 | //! <D> for the variable <X>. |
97 | //! Returns True if the computation was done successfully, |
98 | //! False otherwise. |
99 | Standard_EXPORT Standard_Boolean Values (const math_Vector& X, math_Vector& F, math_Matrix& D) Standard_OVERRIDE; |
100 | |
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101 | Standard_EXPORT const gp_Pnt& PointOnS1() const Standard_OVERRIDE; |
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102 | |
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103 | Standard_EXPORT const gp_Pnt& PointOnS2() const Standard_OVERRIDE; |
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104 | |
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105 | Standard_EXPORT Standard_Boolean IsTangencyPoint() const Standard_OVERRIDE; |
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106 | |
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107 | Standard_EXPORT const gp_Vec& TangentOnS1() const Standard_OVERRIDE; |
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108 | |
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109 | Standard_EXPORT const gp_Vec2d& Tangent2dOnS1() const Standard_OVERRIDE; |
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110 | |
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111 | Standard_EXPORT const gp_Vec& TangentOnS2() const Standard_OVERRIDE; |
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112 | |
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113 | Standard_EXPORT const gp_Vec2d& Tangent2dOnS2() const Standard_OVERRIDE; |
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114 | |
115 | Standard_EXPORT virtual Standard_Boolean TwistOnS1() const Standard_OVERRIDE; |
116 | |
117 | Standard_EXPORT virtual Standard_Boolean TwistOnS2() const Standard_OVERRIDE; |
118 | |
119 | //! Returns the tangent vector at the section, |
120 | //! at the beginning and the end of the section, and |
121 | //! returns the normal (of the surfaces) at |
122 | //! these points. |
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123 | Standard_EXPORT void Tangent (const Standard_Real U1, const Standard_Real V1, const Standard_Real U2, const Standard_Real V2, gp_Vec& TgFirst, gp_Vec& TgLast, gp_Vec& NormFirst, gp_Vec& NormLast) const Standard_OVERRIDE; |
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124 | |
125 | //! Utile pour une visu rapide et approximative de la surface. |
126 | Standard_EXPORT void Section (const Standard_Real Param, const Standard_Real U1, const Standard_Real V1, const Standard_Real U2, const Standard_Real V2, Standard_Real& Pdeb, Standard_Real& Pfin, gp_Lin& C); |
127 | |
128 | //! Returns if the section is rationnal |
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129 | Standard_EXPORT Standard_Boolean IsRational() const Standard_OVERRIDE; |
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130 | |
131 | //! Returns the length of the maximum section |
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132 | Standard_EXPORT Standard_Real GetSectionSize() const Standard_OVERRIDE; |
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133 | |
134 | //! Compute the minimal value of weight for each poles |
135 | //! of all sections. |
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136 | Standard_EXPORT void GetMinimalWeight (TColStd_Array1OfReal& Weigths) const Standard_OVERRIDE; |
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137 | |
138 | //! Returns the number of intervals for continuity |
139 | //! <S>. May be one if Continuity(me) >= <S> |
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140 | Standard_EXPORT Standard_Integer NbIntervals (const GeomAbs_Shape S) const Standard_OVERRIDE; |
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141 | |
142 | //! Stores in <T> the parameters bounding the intervals |
143 | //! of continuity <S>. |
144 | //! |
145 | //! The array must provide enough room to accomodate |
146 | //! for the parameters. i.e. T.Length() > NbIntervals() |
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147 | Standard_EXPORT void Intervals (TColStd_Array1OfReal& T, const GeomAbs_Shape S) const Standard_OVERRIDE; |
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148 | |
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149 | Standard_EXPORT void GetShape (Standard_Integer& NbPoles, Standard_Integer& NbKnots, Standard_Integer& Degree, Standard_Integer& NbPoles2d) Standard_OVERRIDE; |
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150 | |
151 | //! Returns the tolerance to reach in approximation |
152 | //! to respecte |
153 | //! BoundTol error at the Boundary |
154 | //! AngleTol tangent error at the Boundary |
155 | //! SurfTol error inside the surface. |
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156 | Standard_EXPORT void GetTolerance (const Standard_Real BoundTol, const Standard_Real SurfTol, const Standard_Real AngleTol, math_Vector& Tol3d, math_Vector& Tol1D) const Standard_OVERRIDE; |
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157 | |
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158 | Standard_EXPORT void Knots (TColStd_Array1OfReal& TKnots) Standard_OVERRIDE; |
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159 | |
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160 | Standard_EXPORT void Mults (TColStd_Array1OfInteger& TMults) Standard_OVERRIDE; |
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161 | |
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162 | Standard_EXPORT void Section (const Blend_Point& P, TColgp_Array1OfPnt& Poles, TColgp_Array1OfPnt2d& Poles2d, TColStd_Array1OfReal& Weigths) Standard_OVERRIDE; |
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163 | |
164 | //! Used for the first and last section |
165 | Standard_EXPORT virtual Standard_Boolean Section (const Blend_Point& P, TColgp_Array1OfPnt& Poles, TColgp_Array1OfVec& DPoles, TColgp_Array1OfPnt2d& Poles2d, TColgp_Array1OfVec2d& DPoles2d, TColStd_Array1OfReal& Weigths, TColStd_Array1OfReal& DWeigths) Standard_OVERRIDE; |
166 | |
167 | //! Used for the first and last section |
168 | Standard_EXPORT virtual Standard_Boolean Section (const Blend_Point& P, TColgp_Array1OfPnt& Poles, TColgp_Array1OfVec& DPoles, TColgp_Array1OfVec& D2Poles, TColgp_Array1OfPnt2d& Poles2d, TColgp_Array1OfVec2d& DPoles2d, TColgp_Array1OfVec2d& D2Poles2d, TColStd_Array1OfReal& Weigths, TColStd_Array1OfReal& DWeigths, TColStd_Array1OfReal& D2Weigths) Standard_OVERRIDE; |
169 | |
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170 | Standard_EXPORT void Resolution (const Standard_Integer IC2d, const Standard_Real Tol, Standard_Real& TolU, Standard_Real& TolV) const Standard_OVERRIDE; |
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171 | |
172 | //! Sets the distances and the angle. |
173 | Standard_EXPORT void Set (const Standard_Real Dist1, const Standard_Real Angle, const Standard_Integer Choix); |
174 | |
175 | |
176 | |
177 | |
178 | protected: |
179 | |
180 | |
181 | |
182 | |
183 | |
184 | private: |
185 | |
186 | |
187 | |
188 | Handle(Adaptor3d_HSurface) surf1; |
189 | Handle(Adaptor3d_HSurface) surf2; |
190 | Handle(Adaptor3d_HCurve) curv; |
191 | Handle(Adaptor3d_HCurve) tcurv; |
192 | Standard_Real param; |
193 | Standard_Real dist1; |
194 | Standard_Real angle; |
195 | Standard_Real tgang; |
196 | gp_Vec nplan; |
197 | gp_Pnt pt1; |
198 | gp_Vec tsurf1; |
199 | gp_Pnt pt2; |
200 | math_Vector FX; |
201 | math_Matrix DX; |
202 | Standard_Boolean istangent; |
203 | gp_Vec tg1; |
204 | gp_Vec2d tg12d; |
205 | gp_Vec tg2; |
206 | gp_Vec2d tg22d; |
207 | Standard_Integer choix; |
208 | Standard_Real distmin; |
209 | |
210 | |
211 | }; |
212 | |
213 | |
214 | |
215 | |
216 | |
217 | |
218 | |
219 | #endif // _BlendFunc_ChAsym_HeaderFile |