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1 | // Created on: 1993-03-10 |
2 | // Created by: JCV |
3 | // Copyright (c) 1993-1999 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 | |
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17 | |
18 | #include <BSplCLib.hxx> |
19 | #include <BSplSLib.hxx> |
20 | #include <Geom_BezierCurve.hxx> |
21 | #include <Geom_BSplineCurve.hxx> |
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22 | #include <Geom_Circle.hxx> |
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23 | #include <Geom_Curve.hxx> |
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24 | #include <Geom_Ellipse.hxx> |
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25 | #include <Geom_Geometry.hxx> |
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26 | #include <Geom_Hyperbola.hxx> |
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27 | #include <Geom_Line.hxx> |
28 | #include <Geom_OffsetCurve.hxx> |
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29 | #include <Geom_Parabola.hxx> |
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30 | #include <Geom_SurfaceOfLinearExtrusion.hxx> |
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31 | #include <Geom_TrimmedCurve.hxx> |
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32 | #include <Geom_UndefinedDerivative.hxx> |
33 | #include <GeomAbs_CurveType.hxx> |
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34 | #include <GeomEvaluator_SurfaceOfExtrusion.hxx> |
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35 | #include <gp.hxx> |
36 | #include <gp_Ax2d.hxx> |
37 | #include <gp_Dir.hxx> |
38 | #include <gp_GTrsf2d.hxx> |
39 | #include <gp_Lin.hxx> |
40 | #include <gp_Pnt.hxx> |
41 | #include <gp_Trsf.hxx> |
42 | #include <gp_Vec.hxx> |
43 | #include <gp_XYZ.hxx> |
44 | #include <Precision.hxx> |
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45 | #include <Standard_RangeError.hxx> |
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46 | #include <Standard_Type.hxx> |
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47 | |
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48 | IMPLEMENT_STANDARD_RTTIEXT(Geom_SurfaceOfLinearExtrusion,Geom_SweptSurface) |
49 | |
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50 | #define POLES (poles->Array2()) |
51 | #define WEIGHTS (weights->Array2()) |
52 | #define UKNOTS (uknots->Array1()) |
53 | #define VKNOTS (vknots->Array1()) |
54 | #define UFKNOTS (ufknots->Array1()) |
55 | #define VFKNOTS (vfknots->Array1()) |
56 | #define FMULTS (BSplCLib::NoMults()) |
57 | |
58 | typedef Geom_SurfaceOfLinearExtrusion SurfaceOfLinearExtrusion; |
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59 | typedef Geom_Curve Curve; |
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60 | typedef gp_Dir Dir; |
61 | typedef gp_Pnt Pnt; |
62 | typedef gp_Trsf Trsf; |
63 | typedef gp_Vec Vec; |
64 | typedef gp_XYZ XYZ; |
65 | |
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66 | |
67 | |
68 | //======================================================================= |
69 | //function : Copy |
70 | //purpose : |
71 | //======================================================================= |
72 | |
73 | Handle(Geom_Geometry) Geom_SurfaceOfLinearExtrusion::Copy () const |
74 | { |
75 | |
76 | Handle(Geom_SurfaceOfLinearExtrusion) Sr; |
77 | Sr = new SurfaceOfLinearExtrusion (basisCurve, direction); |
78 | return Sr; |
79 | } |
80 | |
81 | |
82 | //======================================================================= |
83 | //function : Geom_SurfaceOfLinearExtrusion |
84 | //purpose : |
85 | //======================================================================= |
86 | |
87 | Geom_SurfaceOfLinearExtrusion::Geom_SurfaceOfLinearExtrusion |
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88 | ( const Handle(Geom_Curve)& C, |
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89 | const Dir& V) { |
90 | |
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91 | basisCurve = Handle(Geom_Curve)::DownCast(C->Copy()); // Copy 10-03-93 |
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92 | direction = V; |
93 | smooth = C->Continuity(); |
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94 | myEvaluator = new GeomEvaluator_SurfaceOfExtrusion(basisCurve, direction); |
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95 | } |
96 | |
97 | |
98 | //======================================================================= |
99 | //function : UReverse |
100 | //purpose : |
101 | //======================================================================= |
102 | |
103 | void Geom_SurfaceOfLinearExtrusion::UReverse () { |
104 | |
105 | basisCurve->Reverse(); |
106 | } |
107 | |
108 | |
109 | //======================================================================= |
110 | //function : UReversedParameter |
111 | //purpose : |
112 | //======================================================================= |
113 | |
114 | Standard_Real Geom_SurfaceOfLinearExtrusion::UReversedParameter(const Standard_Real U) const { |
115 | |
116 | return basisCurve->ReversedParameter(U); |
117 | } |
118 | |
119 | |
120 | //======================================================================= |
121 | //function : VReverse |
122 | //purpose : |
123 | //======================================================================= |
124 | |
125 | void Geom_SurfaceOfLinearExtrusion::VReverse () { |
126 | |
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127 | direction.Reverse(); |
128 | myEvaluator->SetDirection(direction); |
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129 | } |
130 | |
131 | |
132 | //======================================================================= |
133 | //function : VReversedParameter |
134 | //purpose : |
135 | //======================================================================= |
136 | |
137 | Standard_Real Geom_SurfaceOfLinearExtrusion::VReversedParameter( const Standard_Real V) const { |
138 | |
139 | return (-V); |
140 | } |
141 | |
142 | |
143 | //======================================================================= |
144 | //function : SetDirection |
145 | //purpose : |
146 | //======================================================================= |
147 | |
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148 | void Geom_SurfaceOfLinearExtrusion::SetDirection (const Dir& V) |
149 | { |
150 | direction = V; |
151 | myEvaluator->SetDirection(direction); |
152 | } |
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153 | |
154 | |
155 | //======================================================================= |
156 | //function : SetBasisCurve |
157 | //purpose : |
158 | //======================================================================= |
159 | |
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160 | void Geom_SurfaceOfLinearExtrusion::SetBasisCurve (const Handle(Geom_Curve)& C) { |
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161 | |
162 | smooth = C->Continuity(); |
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163 | basisCurve = Handle(Geom_Curve)::DownCast(C->Copy()); // Copy 10-03-93 |
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164 | myEvaluator = new GeomEvaluator_SurfaceOfExtrusion(basisCurve, direction); |
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165 | } |
166 | |
167 | |
168 | //======================================================================= |
169 | //function : Bounds |
170 | //purpose : |
171 | //======================================================================= |
172 | |
173 | void Geom_SurfaceOfLinearExtrusion::Bounds ( Standard_Real& U1, |
174 | Standard_Real& U2, |
175 | Standard_Real& V1, |
176 | Standard_Real& V2 ) const { |
177 | |
178 | V1 = -Precision::Infinite(); V2 = Precision::Infinite(); |
179 | U1 = basisCurve->FirstParameter(); U2 = basisCurve->LastParameter(); |
180 | } |
181 | |
182 | |
183 | //======================================================================= |
184 | //function : D0 |
185 | //purpose : |
186 | //======================================================================= |
187 | |
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188 | void Geom_SurfaceOfLinearExtrusion::D0 (const Standard_Real U, |
189 | const Standard_Real V, |
190 | Pnt& P) const |
191 | { |
192 | myEvaluator->D0(U, V, P); |
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193 | } |
194 | |
195 | |
196 | //======================================================================= |
197 | //function : D1 |
198 | //purpose : |
199 | //======================================================================= |
200 | |
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201 | void Geom_SurfaceOfLinearExtrusion::D1 (const Standard_Real U, |
202 | const Standard_Real V, |
203 | Pnt& P, |
204 | Vec& D1U, Vec& D1V) const |
205 | { |
206 | myEvaluator->D1(U, V, P, D1U, D1V); |
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207 | } |
208 | |
209 | |
210 | //======================================================================= |
211 | //function : D2 |
212 | //purpose : |
213 | //======================================================================= |
214 | |
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215 | void Geom_SurfaceOfLinearExtrusion::D2 (const Standard_Real U, |
216 | const Standard_Real V, |
217 | Pnt& P, |
218 | Vec& D1U, Vec& D1V, |
219 | Vec& D2U, Vec& D2V, Vec& D2UV) const |
220 | { |
221 | myEvaluator->D2(U, V, P, D1U, D1V, D2U, D2V, D2UV); |
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222 | } |
223 | |
224 | |
225 | //======================================================================= |
226 | //function : D3 |
227 | //purpose : |
228 | //======================================================================= |
229 | |
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230 | void Geom_SurfaceOfLinearExtrusion::D3 (const Standard_Real U, |
231 | const Standard_Real V, |
232 | Pnt& P, |
233 | Vec& D1U, Vec& D1V, |
234 | Vec& D2U, Vec& D2V, Vec& D2UV, |
235 | Vec& D3U, Vec& D3V, Vec& D3UUV, Vec& D3UVV) const |
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236 | { |
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237 | myEvaluator->D3(U, V, P, D1U, D1V, D2U, D2V, D2UV, D3U, D3V, D3UUV, D3UVV); |
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238 | } |
239 | |
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240 | |
241 | //======================================================================= |
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242 | //function : DN |
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243 | //purpose : |
244 | //======================================================================= |
245 | |
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246 | Vec Geom_SurfaceOfLinearExtrusion::DN (const Standard_Real U, |
247 | const Standard_Real V, |
248 | const Standard_Integer Nu, |
249 | const Standard_Integer Nv) const |
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250 | { |
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251 | return myEvaluator->DN(U, V, Nu, Nv); |
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252 | } |
253 | |
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254 | |
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255 | //======================================================================= |
256 | //function : UIso |
257 | //purpose : |
258 | //======================================================================= |
259 | |
260 | Handle(Geom_Curve) Geom_SurfaceOfLinearExtrusion::UIso (const Standard_Real U) const { |
261 | |
262 | Handle(Geom_Line) L; |
263 | L = new Geom_Line (basisCurve->Value (U), direction); |
264 | return L; |
265 | } |
266 | |
267 | |
268 | //======================================================================= |
269 | //function : VIso |
270 | //purpose : |
271 | //======================================================================= |
272 | |
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273 | Handle(Geom_Curve) Geom_SurfaceOfLinearExtrusion::VIso (const Standard_Real V) const { |
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274 | |
275 | Vec Vdir (direction); |
276 | Vdir.Multiply (V); |
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277 | Handle(Geom_Curve) C; |
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278 | C = Handle(Geom_Curve)::DownCast(basisCurve->Translated(Vdir)); |
279 | return C; |
280 | } |
281 | |
282 | |
283 | //======================================================================= |
284 | //function : IsCNu |
285 | //purpose : |
286 | //======================================================================= |
287 | |
288 | Standard_Boolean Geom_SurfaceOfLinearExtrusion::IsCNu (const Standard_Integer N) const { |
289 | |
290 | Standard_RangeError_Raise_if (N < 0, " "); |
291 | return basisCurve->IsCN (N); |
292 | } |
293 | |
294 | |
295 | //======================================================================= |
296 | //function : IsCNv |
297 | //purpose : |
298 | //======================================================================= |
299 | |
300 | Standard_Boolean Geom_SurfaceOfLinearExtrusion::IsCNv (const Standard_Integer ) const { |
301 | |
302 | return Standard_True; |
303 | } |
304 | |
305 | |
306 | //======================================================================= |
307 | //function : Transform |
308 | //purpose : |
309 | //======================================================================= |
310 | |
311 | void Geom_SurfaceOfLinearExtrusion::Transform (const Trsf& T) { |
312 | |
313 | direction.Transform (T); |
314 | basisCurve->Transform (T); |
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315 | myEvaluator->SetDirection(direction); |
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316 | } |
317 | |
318 | |
319 | |
320 | //======================================================================= |
321 | //function : IsUClosed |
322 | //purpose : |
323 | //======================================================================= |
324 | |
325 | Standard_Boolean Geom_SurfaceOfLinearExtrusion::IsUClosed () const { |
326 | |
327 | return basisCurve->IsClosed (); |
328 | } |
329 | |
330 | |
331 | //======================================================================= |
332 | //function : IsUPeriodic |
333 | //purpose : |
334 | //======================================================================= |
335 | |
336 | Standard_Boolean Geom_SurfaceOfLinearExtrusion::IsUPeriodic () const { |
337 | |
338 | return basisCurve->IsPeriodic (); |
339 | } |
340 | |
341 | //======================================================================= |
342 | //function : IsVClosed |
343 | //purpose : |
344 | //======================================================================= |
345 | |
346 | Standard_Boolean Geom_SurfaceOfLinearExtrusion::IsVClosed () const { |
347 | |
348 | return Standard_False; |
349 | } |
350 | |
351 | //======================================================================= |
352 | //function : IsVPeriodic |
353 | //purpose : |
354 | //======================================================================= |
355 | |
356 | Standard_Boolean Geom_SurfaceOfLinearExtrusion::IsVPeriodic () const { |
357 | |
358 | return Standard_False; |
359 | } |
360 | |
361 | //======================================================================= |
362 | //function : TransformParameters |
363 | //purpose : |
364 | //======================================================================= |
365 | |
366 | void Geom_SurfaceOfLinearExtrusion::TransformParameters(Standard_Real& U, |
367 | Standard_Real& V, |
368 | const gp_Trsf& T) |
369 | const |
370 | { |
371 | U = basisCurve->TransformedParameter(U,T); |
372 | if (!Precision::IsInfinite(V)) V *= Abs(T.ScaleFactor()); |
373 | } |
374 | |
375 | //======================================================================= |
376 | //function : ParametricTransformation |
377 | //purpose : |
378 | //======================================================================= |
379 | |
380 | gp_GTrsf2d Geom_SurfaceOfLinearExtrusion::ParametricTransformation |
381 | (const gp_Trsf& T) const |
382 | { |
383 | // transformation in the V Direction |
384 | gp_GTrsf2d TV; |
385 | gp_Ax2d Axis(gp::Origin2d(),gp::DX2d()); |
386 | TV.SetAffinity(Axis, Abs(T.ScaleFactor())); |
387 | // transformation in the U Direction |
388 | gp_GTrsf2d TU; |
389 | Axis = gp_Ax2d(gp::Origin2d(),gp::DY2d()); |
390 | TU.SetAffinity(Axis, basisCurve->ParametricTransformation(T)); |
391 | |
392 | return TU * TV; |
393 | } |