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0026936: Drawbacks of inlining in new type system in OCCT 7.0 -- automatic
[occt.git] / src / DrawTrSurf / DrawTrSurf_Surface.cxx
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b311480e 1// Copyright (c) 1995-1999 Matra Datavision
973c2be1 2// Copyright (c) 1999-2014 OPEN CASCADE SAS
b311480e 3//
973c2be1 4// This file is part of Open CASCADE Technology software library.
b311480e 5//
d5f74e42 6// This library is free software; you can redistribute it and/or modify it under
7// the terms of the GNU Lesser General Public License version 2.1 as published
973c2be1 8// by the Free Software Foundation, with special exception defined in the file
9// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
10// distribution for complete text of the license and disclaimer of any warranty.
b311480e 11//
973c2be1 12// Alternatively, this file may be used under the terms of Open CASCADE
13// commercial license or contractual agreement.
b311480e 14
42cf5bc1 15
7fd59977 16#include <Adaptor3d_IsoCurve.hxx>
42cf5bc1 17#include <Draw_Color.hxx>
18#include <Draw_Display.hxx>
19#include <Draw_Drawable3D.hxx>
20#include <DrawTrSurf_Surface.hxx>
ec357c5c 21#include <Geom_Surface.hxx>
42cf5bc1 22#include <GeomAdaptor_HSurface.hxx>
23#include <GeomTools_SurfaceSet.hxx>
24#include <Precision.hxx>
25#include <Standard_Type.hxx>
7fd59977 26
92efcf78 27IMPLEMENT_STANDARD_RTTIEXT(DrawTrSurf_Surface,DrawTrSurf_Drawable)
28
7fd59977 29Standard_Real DrawTrSurf_SurfaceLimit = 400;
30
31
32//=======================================================================
33//function : DrawTrSurf_Surface
34//purpose :
35//=======================================================================
36
37DrawTrSurf_Surface::DrawTrSurf_Surface (const Handle(Geom_Surface)& S)
38: DrawTrSurf_Drawable (16, 0.01, 1)
39{
40 surf = S;
41 boundsLook = Draw_jaune;
42 isosLook = Draw_bleu;
43 nbUIsos = 1;
44 nbVIsos = 1;
45}
46
47
48
49
50//=======================================================================
51//function : DrawTrSurf_Surface
52//purpose :
53//=======================================================================
54
55DrawTrSurf_Surface::DrawTrSurf_Surface
56 (const Handle(Geom_Surface)& S, const Standard_Integer Nu,
57 const Standard_Integer Nv,
58 const Draw_Color& BoundsColor, const Draw_Color& IsosColor,
59 const Standard_Integer Discret, const Standard_Real Deflection,
60 const Standard_Integer DrawMode)
61: DrawTrSurf_Drawable (Discret, Deflection, DrawMode)
62{
63 surf = S;
64 boundsLook = BoundsColor;
65 isosLook = IsosColor;
66 nbUIsos = Abs(Nu);
67 nbVIsos = Abs(Nv);
68}
69
70
71
72//=======================================================================
73//function : DrawOn
74//purpose :
75//=======================================================================
76
77void DrawTrSurf_Surface::DrawOn (Draw_Display& dis) const
78{
79 DrawOn(dis,Standard_True);
80}
81
82//=======================================================================
83//function : DrawOn
84//purpose :
85//=======================================================================
86
87void DrawTrSurf_Surface::DrawOn (Draw_Display& dis,
88 const Standard_Boolean Iso) const
89{
90 Standard_Real UFirst, ULast, VFirst, VLast;
91 surf->Bounds (UFirst, ULast, VFirst, VLast);
92
93 Standard_Boolean UfirstInf = Precision::IsNegativeInfinite(UFirst);
94 Standard_Boolean UlastInf = Precision::IsPositiveInfinite(ULast);
95 Standard_Boolean VfirstInf = Precision::IsNegativeInfinite(VFirst);
96 Standard_Boolean VlastInf = Precision::IsPositiveInfinite(VLast);
97
98 if (UfirstInf || UlastInf) {
99 gp_Pnt P1,P2;
100 Standard_Real v;
101 if (VfirstInf && VlastInf)
102 v = 0;
103 else if (VfirstInf)
104 v = VLast;
105 else if (VlastInf)
106 v = VFirst;
107 else
108 v = (VFirst + VLast) / 2;
109
110 Standard_Real delta = 1.;
111
112 if (UfirstInf && UlastInf) {
113 do {
114 delta *= 2;
115 UFirst = - delta;
116 ULast = delta;
117 surf->D0(UFirst,v,P1);
118 surf->D0(ULast,v,P2);
119 } while (P1.Distance(P2) < DrawTrSurf_SurfaceLimit);
120 }
121 else if (UfirstInf) {
122 surf->D0(ULast,v,P2);
123 do {
124 delta *= 2;
125 UFirst = ULast - delta;
126 surf->D0(UFirst,v,P1);
127 } while (P1.Distance(P2) < DrawTrSurf_SurfaceLimit);
128 }
129 else if (UlastInf) {
130 surf->D0(UFirst,v,P1);
131 do {
132 delta *= 2;
133 ULast = UFirst + delta;
134 surf->D0(ULast,v,P2);
135 } while (P1.Distance(P2) < DrawTrSurf_SurfaceLimit);
136 }
137 }
138
139 if (VfirstInf || VlastInf) {
140 gp_Pnt P1,P2;
141 Standard_Real u = (UFirst + ULast) /2 ;
142
143 Standard_Real delta = 1.;
144
145 if (VfirstInf && VlastInf) {
146 do {
147 delta *= 2;
148 VFirst = - delta;
149 VLast = delta;
150 surf->D0(u,VFirst,P1);
151 surf->D0(u,VLast,P2);
152 } while (P1.Distance(P2) < DrawTrSurf_SurfaceLimit);
153 }
154 else if (VfirstInf) {
155 surf->D0(u,VLast,P2);
156 do {
157 delta *= 2;
158 VFirst = VLast - delta;
159 surf->D0(u,VFirst,P1);
160 } while (P1.Distance(P2) < DrawTrSurf_SurfaceLimit);
161 }
162 else if (VlastInf) {
163 surf->D0(u,VFirst,P1);
164 do {
165 delta *= 2;
166 VLast = VFirst + delta;
167 surf->D0(u,VLast,P2);
168 } while (P1.Distance(P2) < DrawTrSurf_SurfaceLimit);
169 }
170 }
171
172
173 Handle(GeomAdaptor_HSurface) HS = new GeomAdaptor_HSurface();
174 HS->ChangeSurface().Load(surf,UFirst,ULast,VFirst,VLast);
175
176 Adaptor3d_IsoCurve C(HS);
177
178 if (Iso) {
179 dis.SetColor(isosLook);
180 Standard_Integer i, j;
181
182 Standard_Real Du = (ULast - UFirst) / (nbUIsos + 1);
183 Standard_Real U = UFirst;
184 for (i = 1; i <= nbUIsos; i++) {
185 U += Du;
186 DrawIsoCurveOn(C,GeomAbs_IsoU,U,VFirst,VLast,dis);
187 }
188
189 Standard_Real Dv = (VLast - VFirst) / (nbVIsos + 1);
190 Standard_Real V = VFirst;
191 for (j = 1; j <= nbVIsos; j++) {
192 V += Dv;
193 DrawIsoCurveOn(C,GeomAbs_IsoV,V,UFirst,ULast,dis);
194 }
195 }
196
197 // draw bounds
198 dis.SetColor(boundsLook);
199 if (!UfirstInf) DrawIsoCurveOn(C,GeomAbs_IsoU,UFirst,VFirst,VLast,dis);
200 if (!UlastInf) DrawIsoCurveOn(C,GeomAbs_IsoU,ULast ,VFirst,VLast,dis);
201 if (!VfirstInf) DrawIsoCurveOn(C,GeomAbs_IsoV,VFirst,UFirst,ULast,dis);
202 if (!VlastInf) DrawIsoCurveOn(C,GeomAbs_IsoV,VLast ,UFirst,ULast,dis);
203
204 // draw marker
205 DrawIsoCurveOn(C,GeomAbs_IsoU,
206 UFirst+(ULast-UFirst)/10.,
207 VFirst, VFirst + (VLast-VFirst)/10.,
208 dis);
209}
210
211
212
213//=======================================================================
214//function : ShowIsos
215//purpose :
216//=======================================================================
217
218void DrawTrSurf_Surface::ShowIsos ( const Standard_Integer Nu,
219 const Standard_Integer Nv)
220{
221 nbUIsos = Abs(Nu);
222 nbVIsos = Abs(Nv);
223}
224
225
226//=======================================================================
227//function : ClearIsos
228//purpose :
229//=======================================================================
230
231void DrawTrSurf_Surface::ClearIsos ()
232{
233 nbUIsos = 0;
234 nbVIsos = 0;
235}
236
237
238//=======================================================================
239//function : Copy
240//purpose :
241//=======================================================================
242
243Handle(Draw_Drawable3D) DrawTrSurf_Surface::Copy() const
244{
245 Handle(DrawTrSurf_Surface) DS = new DrawTrSurf_Surface
246 (Handle(Geom_Surface)::DownCast(surf->Copy()),
247 nbUIsos,nbVIsos,boundsLook,isosLook,
248 GetDiscretisation(),GetDeflection(),GetDrawMode());
249
250 return DS;
251}
252
253
254//=======================================================================
255//function : Dump
256//purpose :
257//=======================================================================
258
259void DrawTrSurf_Surface::Dump(Standard_OStream& S)const
260{
261 GeomTools_SurfaceSet::PrintSurface(surf,S);
262}
263
264
265//=======================================================================
266//function : Whatis
267//purpose :
268//=======================================================================
269
270void DrawTrSurf_Surface::Whatis(Draw_Interpretor& S)const
271{
272 S << "a surface";
273}
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