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0031668: Visualization - WebGL sample doesn't work on Emscripten 1.39
[occt.git] / src / Geom / Geom_CylindricalSurface.cxx
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b311480e 1// Created on: 1993-03-10
2// Created by: JCV
3// Copyright (c) 1993-1999 Matra Datavision
973c2be1 4// Copyright (c) 1999-2014 OPEN CASCADE SAS
b311480e 5//
973c2be1 6// This file is part of Open CASCADE Technology software library.
b311480e 7//
d5f74e42 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
973c2be1 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.
b311480e 13//
973c2be1 14// Alternatively, this file may be used under the terms of Open CASCADE
15// commercial license or contractual agreement.
7fd59977 16
7fd59977 17
42cf5bc1 18#include <ElSLib.hxx>
7fd59977 19#include <Geom_Circle.hxx>
42cf5bc1 20#include <Geom_Curve.hxx>
21#include <Geom_CylindricalSurface.hxx>
22#include <Geom_Geometry.hxx>
23#include <Geom_Line.hxx>
42cf5bc1 24#include <gp.hxx>
25#include <gp_Ax2d.hxx>
26#include <gp_Ax3.hxx>
7fd59977 27#include <gp_Circ.hxx>
42cf5bc1 28#include <gp_Cylinder.hxx>
29#include <gp_GTrsf2d.hxx>
30#include <gp_Lin.hxx>
31#include <gp_Pnt.hxx>
32#include <gp_Trsf.hxx>
33#include <gp_Vec.hxx>
7fd59977 34#include <gp_XYZ.hxx>
42cf5bc1 35#include <Precision.hxx>
36#include <Standard_ConstructionError.hxx>
37#include <Standard_RangeError.hxx>
38#include <Standard_Type.hxx>
7fd59977 39
92efcf78 40IMPLEMENT_STANDARD_RTTIEXT(Geom_CylindricalSurface,Geom_ElementarySurface)
41
7fd59977 42typedef Geom_CylindricalSurface CylindricalSurface;
7fd59977 43
44typedef gp_Ax1 Ax1;
45typedef gp_Ax2 Ax2;
46typedef gp_Ax3 Ax3;
47typedef gp_Circ Circ;
48typedef gp_Dir Dir;
49typedef gp_Lin Lin;
50typedef gp_Pnt Pnt;
51typedef gp_Trsf Trsf;
52typedef gp_Vec Vec;
53typedef gp_XYZ XYZ;
54
55
56
57//=======================================================================
58//function : Copy
59//purpose :
60//=======================================================================
61
62Handle(Geom_Geometry) Geom_CylindricalSurface::Copy () const {
63
c04c30b3 64 Handle(Geom_CylindricalSurface) Cs;
7fd59977 65 Cs = new CylindricalSurface (pos, radius);
66 return Cs;
67}
68
69
70//=======================================================================
71//function : Geom_CylindricalSurface
72//purpose :
73//=======================================================================
74
75Geom_CylindricalSurface::Geom_CylindricalSurface (const gp_Cylinder& C)
76: radius (C.Radius()) {
77
78 pos = C.Position ();
79}
80
81
82//=======================================================================
83//function : Geom_CylindricalSurface
84//purpose :
85//=======================================================================
86
87Geom_CylindricalSurface::Geom_CylindricalSurface ( const Ax3& A3,
88 const Standard_Real R)
89: radius (R) {
90
9775fa61 91 if (R < 0.0) throw Standard_ConstructionError();
7fd59977 92 pos = A3;
93}
94
95
96//=======================================================================
97//function : UReversedParameter
98//purpose :
99//=======================================================================
100
101Standard_Real Geom_CylindricalSurface::UReversedParameter( const Standard_Real U) const
102{
c6541a0c 103 return (2.*M_PI - U);
7fd59977 104}
105
106//=======================================================================
107//function : VReversedParameter
108//purpose :
109//=======================================================================
110
111Standard_Real Geom_CylindricalSurface::VReversedParameter( const Standard_Real V) const
112{
113 return (-V);
114}
115
116//=======================================================================
117//function : Radius
118//purpose :
119//=======================================================================
120
121Standard_Real Geom_CylindricalSurface::Radius () const { return radius; }
122
123//=======================================================================
124//function : IsUClosed
125//purpose :
126//=======================================================================
127
128Standard_Boolean Geom_CylindricalSurface::IsUClosed () const { return Standard_True; }
129
130//=======================================================================
131//function : IsVClosed
132//purpose :
133//=======================================================================
134
135Standard_Boolean Geom_CylindricalSurface::IsVClosed () const { return Standard_False; }
136
137//=======================================================================
138//function : IsUPeriodic
139//purpose :
140//=======================================================================
141
142Standard_Boolean Geom_CylindricalSurface::IsUPeriodic () const { return Standard_True; }
143
144//=======================================================================
145//function : IsVPeriodic
146//purpose :
147//=======================================================================
148
149Standard_Boolean Geom_CylindricalSurface::IsVPeriodic () const { return Standard_False; }
150
151//=======================================================================
152//function : SetCylinder
153//purpose :
154//=======================================================================
155
156void Geom_CylindricalSurface::SetCylinder (const gp_Cylinder& C) {
157
158 radius = C.Radius();
159 pos = C.Position();
160}
161
162
163//=======================================================================
164//function : SetRadius
165//purpose :
166//=======================================================================
167
168void Geom_CylindricalSurface::SetRadius (const Standard_Real R) {
169
9775fa61 170 if (R < 0.0) { throw Standard_ConstructionError(); }
7fd59977 171 radius = R;
172}
173
174
175//=======================================================================
176//function : Bounds
177//purpose :
178//=======================================================================
179
180void Geom_CylindricalSurface::Bounds (Standard_Real& U1, Standard_Real& U2,
181 Standard_Real& V1, Standard_Real& V2) const {
182
c6541a0c 183 U1 = 0.0; U2 = 2.0 * M_PI;
7fd59977 184 V1 = - Precision::Infinite(); V2 = Precision::Infinite();
185}
186
187
188//=======================================================================
189//function : Coefficients
190//purpose :
191//=======================================================================
192
193void Geom_CylindricalSurface::Coefficients (Standard_Real& A1, Standard_Real& A2, Standard_Real& A3,
194 Standard_Real& B1, Standard_Real& B2, Standard_Real& B3,
195 Standard_Real& C1, Standard_Real& C2, Standard_Real& C3,
196 Standard_Real& D) const {
197// Dans le repere local du cylindre :
198// X**2 + Y**2 - radius = 0.0
199
200 Trsf T;
201 T.SetTransformation (pos);
202 Standard_Real T11 = T.Value (1, 1);
203 Standard_Real T12 = T.Value (1, 2);
204 Standard_Real T13 = T.Value (1, 3);
205 Standard_Real T14 = T.Value (1, 4);
206 Standard_Real T21 = T.Value (2, 1);
207 Standard_Real T22 = T.Value (2, 2);
208 Standard_Real T23 = T.Value (2, 3);
209 Standard_Real T24 = T.Value (2, 4);
7fd59977 210 A1 = T11 * T11 + T21 * T21;
211 A2 = T12 * T12 + T22 * T22;
212 A3 = T13 * T13 + T23 * T23;
213 B1 = T11 * T12 + T21 * T22;
214 B2 = T11 * T13 + T21 * T23;
215 B3 = T12 * T13 + T22 * T23;
216 C1 = T11 * T14 + T21 * T24;
217 C2 = T12 * T14 + T22 * T24;
218 C3 = T13 * T14 + T23 * T24;
219 D = T14 * T14 + T24 * T24 - radius * radius;
220}
221
222
223
224//=======================================================================
225//function : Cylinder
226//purpose :
227//=======================================================================
228
229gp_Cylinder Geom_CylindricalSurface::Cylinder () const {
230
231 return gp_Cylinder (pos, radius);
232}
233
234
235//=======================================================================
236//function : D0
237//purpose :
238//=======================================================================
239
240void Geom_CylindricalSurface::D0 (const Standard_Real U,
241 const Standard_Real V,
242 Pnt& P ) const
243{
244 ElSLib::CylinderD0 (U, V, pos, radius, P);
245}
246
247
248//=======================================================================
249//function : D1
250//purpose :
251//=======================================================================
252
253void Geom_CylindricalSurface::D1 (const Standard_Real U, const Standard_Real V ,
254 Pnt& P,
255 Vec& D1U, Vec& D1V) const
256{
257 ElSLib::CylinderD1 (U, V, pos, radius, P, D1U, D1V);
258}
259
260
261
262//=======================================================================
263//function : D2
264//purpose :
265//=======================================================================
266
267void Geom_CylindricalSurface::D2 (const Standard_Real U, const Standard_Real V,
268 Pnt& P,
269 Vec& D1U, Vec& D1V,
270 Vec& D2U, Vec& D2V, Vec& D2UV) const
271{
272 ElSLib::CylinderD2 (U, V, pos, radius, P, D1U, D1V, D2U, D2V, D2UV);
273}
274
275
276
277//=======================================================================
278//function : D3
279//purpose :
280//=======================================================================
281
282void Geom_CylindricalSurface::D3 (const Standard_Real U, const Standard_Real V,
283 Pnt& P,
284 Vec& D1U, Vec& D1V,
285 Vec& D2U, Vec& D2V, Vec& D2UV,
286 Vec& D3U, Vec& D3V, Vec& D3UUV, Vec& D3UVV)
287 const
288{
289 ElSLib::CylinderD3 (U, V, pos, radius, P, D1U, D1V, D2U, D2V,
290 D2UV, D3U, D3V, D3UUV, D3UVV);
291}
292
293
294//=======================================================================
295//function : DN
296//purpose :
297//=======================================================================
298
299Vec Geom_CylindricalSurface::DN (const Standard_Real U , const Standard_Real V ,
300 const Standard_Integer Nu, const Standard_Integer Nv ) const
301{
302 Standard_RangeError_Raise_if (Nu + Nv < 1 || Nu < 0 || Nv <0, " ");
303
304 if (Nv > 1) { return Vec (0.0, 0.0, 0.0); }
305 else {
306 return ElSLib::CylinderDN (U, V, pos, radius, Nu, Nv);
307 }
308}
309
310
311
312
313//=======================================================================
314//function : UIso
315//purpose :
316//=======================================================================
317
318Handle(Geom_Curve) Geom_CylindricalSurface::UIso (const Standard_Real U) const
319{
320 Handle(Geom_Line) GL = new Geom_Line(ElSLib::CylinderUIso(pos,radius,U));
321 return GL;
322}
323
324
325
326//=======================================================================
327//function : VIso
328//purpose :
329//=======================================================================
330
331Handle(Geom_Curve) Geom_CylindricalSurface::VIso (const Standard_Real V) const
332{
333 Handle(Geom_Circle) GC = new Geom_Circle(ElSLib::CylinderVIso(pos,radius,V));
334 return GC;
335}
336
337
338
339//=======================================================================
340//function : Transform
341//purpose :
342//=======================================================================
343
344void Geom_CylindricalSurface::Transform (const Trsf& T) {
345
346 radius = radius * Abs(T.ScaleFactor());
347 pos.Transform (T);
348}
349
350//=======================================================================
351//function : TransformParameters
352//purpose :
353//=======================================================================
354
355void Geom_CylindricalSurface::TransformParameters(Standard_Real& ,
356 Standard_Real& V,
357 const gp_Trsf& T)
358const
359{
360 if (!Precision::IsInfinite(V)) V *= Abs(T.ScaleFactor());
361}
362
363//=======================================================================
364//function : ParametricTransformation
365//purpose :
366//=======================================================================
367
368gp_GTrsf2d Geom_CylindricalSurface::ParametricTransformation(const gp_Trsf& T)
369const
370{
371 gp_GTrsf2d T2;
372 gp_Ax2d Axis(gp::Origin2d(),gp::DX2d());
373 T2.SetAffinity(Axis, Abs(T.ScaleFactor()));
374 return T2;
375}
bc73b006 376
377//=======================================================================
378//function : DumpJson
379//purpose :
380//=======================================================================
381void Geom_CylindricalSurface::DumpJson (Standard_OStream& theOStream, Standard_Integer theDepth) const
382{
383 OCCT_DUMP_TRANSIENT_CLASS_BEGIN (theOStream)
384
385 OCCT_DUMP_BASE_CLASS (theOStream, theDepth, Geom_ElementarySurface)
386
387 OCCT_DUMP_FIELD_VALUE_NUMERICAL (theOStream, radius)
388}
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