Commit | Line | Data |
---|---|---|
b311480e | 1 | // Created on: 1995-03-27 |
2 | // Created by: Robert COUBLANC | |
3 | // Copyright (c) 1995-1999 Matra Datavision | |
4 | // Copyright (c) 1999-2012 OPEN CASCADE SAS | |
5 | // | |
6 | // The content of this file is subject to the Open CASCADE Technology Public | |
7 | // License Version 6.5 (the "License"). You may not use the content of this file | |
8 | // except in compliance with the License. Please obtain a copy of the License | |
9 | // at http://www.opencascade.org and read it completely before using this file. | |
10 | // | |
11 | // The Initial Developer of the Original Code is Open CASCADE S.A.S., having its | |
12 | // main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France. | |
13 | // | |
14 | // The Original Code and all software distributed under the License is | |
15 | // distributed on an "AS IS" basis, without warranty of any kind, and the | |
16 | // Initial Developer hereby disclaims all such warranties, including without | |
17 | // limitation, any warranties of merchantability, fitness for a particular | |
18 | // purpose or non-infringement. Please see the License for the specific terms | |
19 | // and conditions governing the rights and limitations under the License. | |
20 | ||
7fd59977 | 21 | //Modif on jun-24-97 : introduction de CSLib_Class2d de LBR |
22 | // pour teste si on est dedans ou dehors... | |
23 | //Modif on jul-21-97 : changement en harray1 pour eventuelles connexions ... | |
24 | ||
25 | #include <Select3D_SensitiveFace.ixx> | |
4bf18dff | 26 | #include <Select3D_Projector.hxx> |
7fd59977 | 27 | #include <SelectBasics_BasicTool.hxx> |
28 | #include <gp_Pnt2d.hxx> | |
29 | #include <gp_Pnt.hxx> | |
30 | #include <Precision.hxx> | |
31 | #include <ElCLib.hxx> | |
32 | ||
33 | #include <CSLib_Class2d.hxx> | |
34 | ||
35 | ||
36 | #define AutoInterMask 0x01 | |
37 | #define AutoComputeMask 0x02 | |
38 | // Standard_True if the flag is one | |
39 | #define AutoInterFlag(aflag) ( aflag & AutoInterMask ) | |
40 | #define AutoComputeFlag(aflag) ( aflag & AutoComputeMask ) | |
41 | // set the flag to one | |
42 | #define SetAutoInterFlag(aflag) ( aflag = aflag & AutoInterMask) | |
43 | #define SetAutoComputeFlag(aflag) ( aflag = aflag & AutoComputeMask) | |
44 | // Initialize flags | |
45 | #define AutoInitFlags(aflag) (aflag = 0) | |
46 | ||
47 | //================================================== | |
81bba717 | 48 | // Function: Hide this constructor to the next version... |
49 | // Purpose : simply avoid interfering with the version update | |
7fd59977 | 50 | //================================================== |
51 | ||
52 | Select3D_SensitiveFace:: | |
53 | Select3D_SensitiveFace(const Handle(SelectBasics_EntityOwner)& OwnerId, | |
ac04d101 SA |
54 | const TColgp_Array1OfPnt& ThePoints, |
55 | const Select3D_TypeOfSensitivity aType): | |
7fd59977 | 56 | Select3D_SensitivePoly(OwnerId, ThePoints), |
57 | mytype (aType), | |
58 | myDetectedIndex(-1) | |
59 | { | |
60 | AutoInitFlags(myautointer); | |
61 | } | |
62 | ||
63 | //================================================== | |
ac04d101 | 64 | // Function: Creation |
7fd59977 | 65 | // Purpose : |
66 | //================================================== | |
67 | ||
68 | Select3D_SensitiveFace:: | |
69 | Select3D_SensitiveFace(const Handle(SelectBasics_EntityOwner)& OwnerId, | |
ac04d101 SA |
70 | const Handle(TColgp_HArray1OfPnt)& ThePoints, |
71 | const Select3D_TypeOfSensitivity aType): | |
7fd59977 | 72 | Select3D_SensitivePoly(OwnerId, ThePoints), |
73 | mytype (aType), | |
74 | myDetectedIndex(-1) | |
75 | { | |
76 | AutoInitFlags(myautointer); | |
77 | } | |
78 | ||
79 | //================================================== | |
ac04d101 | 80 | // Function: Matches |
7fd59977 | 81 | // Purpose : |
82 | //================================================== | |
83 | ||
84 | Standard_Boolean Select3D_SensitiveFace:: | |
85 | Matches(const Standard_Real X, | |
ac04d101 SA |
86 | const Standard_Real Y, |
87 | const Standard_Real aTol, | |
88 | Standard_Real& DMin) | |
7fd59977 | 89 | { |
7fd59977 | 90 | Standard_Real DMin2 = 0.; |
7fd59977 | 91 | Standard_Real Xmin,Ymin,Xmax,Ymax; |
ac04d101 SA |
92 | if(!Bnd_Box2d(mybox2d).IsVoid()) |
93 | { | |
7fd59977 | 94 | Bnd_Box2d(mybox2d).Get(Xmin,Ymin,Xmax,Ymax); |
95 | DMin2 = gp_XY(Xmax-Xmin,Ymax-Ymin).SquareModulus(); | |
96 | } | |
81bba717 | 97 | // calculation of a criterion of minimum distance... |
98 | // from start Dmin = size of the bounding box 2D, | |
99 | // then min. distance of the polyhedron or cdg... | |
7fd59977 | 100 | |
101 | Standard_Real aTol2 = aTol*aTol; | |
ceae62f0 A |
102 | Standard_Integer aSize = mypolyg.Size(), anIndex; |
103 | gp_XY CDG; | |
104 | for(anIndex=0;anIndex<aSize;++anIndex) | |
ac04d101 | 105 | { |
ceae62f0 | 106 | CDG+=mypolyg.Pnt2d(anIndex); |
7fd59977 | 107 | } |
ceae62f0 A |
108 | |
109 | if(aSize>1) | |
ac04d101 | 110 | { |
ceae62f0 | 111 | CDG/=(aSize-1); |
7fd59977 | 112 | } |
113 | DMin2=Min(DMin2,gp_XY(CDG.X()-X,CDG.Y()-Y).SquareModulus()); | |
114 | DMin = Sqrt(DMin2); | |
ceae62f0 | 115 | |
7fd59977 | 116 | Standard_Boolean isplane2d(Standard_True); |
ceae62f0 A |
117 | |
118 | for(anIndex=1;anIndex<aSize;++anIndex) | |
ac04d101 | 119 | { |
ceae62f0 A |
120 | gp_XY V1(mypolyg.Pnt2d(anIndex)),V(X,Y); |
121 | V1-=mypolyg.Pnt2d(anIndex-1); | |
122 | V-=mypolyg.Pnt2d(anIndex-1); | |
7fd59977 | 123 | Standard_Real Vector = V1^V; |
124 | Standard_Real V1V1 = V1.SquareModulus(); | |
125 | DMin2 = | |
126 | (V1V1 <=aTol2) ? | |
81bba717 | 127 | Min(DMin2,V.SquareModulus()): // if the segment is too small... |
7fd59977 | 128 | Min(DMin2,Vector*Vector/V1V1); |
129 | //cdg ... | |
ceae62f0 A |
130 | gp_XY PlaneTest(CDG); |
131 | PlaneTest-=mypolyg.Pnt2d(anIndex-1); | |
7fd59977 | 132 | Standard_Real valtst = PlaneTest^V1; |
133 | if(isplane2d && Abs(valtst)>aTol) isplane2d=Standard_False; | |
134 | } | |
4bf18dff | 135 | if (isplane2d) |
136 | { | |
137 | return Select3D_SensitiveEntity::Matches(X,Y,aTol,DMin); | |
7fd59977 | 138 | } |
7fd59977 | 139 | |
81bba717 | 140 | //otherwise it is checked if the point is in the face... |
ceae62f0 | 141 | TColgp_Array1OfPnt2d aArrayOf2dPnt(1, aSize); |
7fd59977 | 142 | Points2D(aArrayOf2dPnt); |
143 | CSLib_Class2d TheInOutTool(aArrayOf2dPnt,aTol,aTol,Xmin,Ymin,Xmax,Ymax); | |
144 | Standard_Integer TheStat = TheInOutTool.SiDans(gp_Pnt2d(X,Y)); | |
ceae62f0 | 145 | |
7fd59977 | 146 | Standard_Boolean res(Standard_False); |
ac04d101 SA |
147 | switch(TheStat) |
148 | { | |
7fd59977 | 149 | case 0: |
150 | res = Standard_True; | |
151 | case 1: | |
152 | { | |
ceae62f0 | 153 | if(mytype!=Select3D_TOS_BOUNDARY) |
ac04d101 | 154 | res = Standard_True; |
7fd59977 | 155 | } |
156 | } | |
4bf18dff | 157 | if (res) |
158 | { | |
159 | return Select3D_SensitiveEntity::Matches(X,Y,aTol,DMin); | |
160 | } | |
161 | return Standard_False; | |
7fd59977 | 162 | } |
163 | ||
164 | //======================================================================= | |
165 | //function : Matches | |
166 | //purpose : | |
167 | //======================================================================= | |
168 | ||
169 | Standard_Boolean Select3D_SensitiveFace:: | |
170 | Matches (const Standard_Real XMin, | |
ac04d101 SA |
171 | const Standard_Real YMin, |
172 | const Standard_Real XMax, | |
173 | const Standard_Real YMax, | |
174 | const Standard_Real aTol) | |
175 | { | |
7fd59977 | 176 | Bnd_Box2d BoundBox; |
177 | BoundBox.Update(XMin-aTol,YMin-aTol,XMax+aTol,YMax+aTol); | |
ceae62f0 A |
178 | |
179 | for(Standard_Integer anIndex=0;anIndex<mypolyg.Size();++anIndex) | |
ac04d101 | 180 | { |
ceae62f0 A |
181 | if(BoundBox.IsOut(mypolyg.Pnt2d(anIndex))) |
182 | return Standard_False; | |
7fd59977 | 183 | } |
184 | return Standard_True; | |
185 | } | |
186 | ||
187 | //======================================================================= | |
188 | //function : Matches | |
189 | //purpose : | |
190 | //======================================================================= | |
191 | ||
192 | Standard_Boolean Select3D_SensitiveFace:: | |
193 | Matches (const TColgp_Array1OfPnt2d& aPoly, | |
ac04d101 SA |
194 | const Bnd_Box2d& aBox, |
195 | const Standard_Real aTol) | |
196 | { | |
7fd59977 | 197 | Standard_Real Umin,Vmin,Umax,Vmax; |
198 | aBox.Get(Umin,Vmin,Umax,Vmax); | |
199 | Standard_Real Tolu,Tolv; | |
200 | Tolu = 1e-7; | |
201 | Tolv = 1e-7; | |
202 | CSLib_Class2d aClassifier2d(aPoly,aTol,aTol,Umin,Vmin,Umax,Vmax); | |
203 | ||
ceae62f0 A |
204 | gp_Pnt2d aPnt2d; |
205 | for(Standard_Integer anIndex=0;anIndex<mypolyg.Size();++anIndex) | |
ac04d101 | 206 | { |
ceae62f0 A |
207 | Standard_Integer RES = aClassifier2d.SiDans(mypolyg.Pnt2d(anIndex)); |
208 | if(RES!=1) | |
209 | return Standard_False; | |
7fd59977 | 210 | } |
211 | return Standard_True; | |
212 | } | |
213 | ||
7fd59977 | 214 | //======================================================================= |
215 | //function : Dump | |
216 | //purpose : | |
217 | //======================================================================= | |
ac04d101 | 218 | |
7fd59977 | 219 | void Select3D_SensitiveFace::Dump(Standard_OStream& S,const Standard_Boolean FullDump) const |
220 | { | |
221 | S<<"\tSensitiveFace 3D :"<<endl;; | |
222 | if(HasLocation()) | |
223 | S<<"\t\tExisting Location"<<endl; | |
224 | ||
225 | if(mytype==Select3D_TOS_BOUNDARY) | |
226 | S<<"\t\tSelection Of Bounding Polyline Only"<<endl; | |
227 | ||
ac04d101 SA |
228 | if(FullDump) |
229 | { | |
ceae62f0 | 230 | S<<"\t\tNumber Of Points :"<<mypolyg.Size()<<endl; |
7fd59977 | 231 | Select3D_SensitiveEntity::DumpBox(S,mybox2d); |
232 | } | |
233 | } | |
234 | ||
235 | //======================================================================= | |
236 | //function : ComputeDepth | |
237 | //purpose : | |
238 | //======================================================================= | |
ac04d101 | 239 | |
7fd59977 | 240 | Standard_Real Select3D_SensitiveFace::ComputeDepth(const gp_Lin& EyeLine) const |
241 | { | |
4bf18dff | 242 | Standard_Real aDepth = Precision::Infinite(); |
ceae62f0 | 243 | |
4bf18dff | 244 | Standard_Real aDepthMin = !mylastprj.IsNull() ? mylastprj->DepthMin() : -Precision::Infinite(); |
245 | Standard_Real aDepthMax = !mylastprj.IsNull() ? mylastprj->DepthMax() : Precision::Infinite(); | |
246 | Standard_Real aDepthTest; | |
ceae62f0 A |
247 | |
248 | for (Standard_Integer anIndex = 0; anIndex < mypolyg.Size()-1; ++anIndex) | |
4bf18dff | 249 | { |
ceae62f0 | 250 | aDepthTest = ElCLib::Parameter (EyeLine, mypolyg.Pnt(anIndex)); |
4bf18dff | 251 | if (aDepthTest < aDepth && (aDepthTest > aDepthMin) && (aDepthTest < aDepthMax)) |
252 | { | |
253 | aDepth = aDepthTest; | |
254 | } | |
255 | } | |
256 | return aDepth; | |
7fd59977 | 257 | } |
ac04d101 SA |
258 | |
259 | //======================================================================= | |
260 | //function : GetConnected | |
261 | //purpose : | |
262 | //======================================================================= | |
263 | ||
264 | Handle(Select3D_SensitiveEntity) Select3D_SensitiveFace::GetConnected(const TopLoc_Location &theLocation) | |
265 | { | |
ceae62f0 A |
266 | // Create a copy of this |
267 | Standard_Integer aSize = mypolyg.Size(); | |
268 | TColgp_Array1OfPnt aPoints(1, aSize); | |
269 | for (Standard_Integer anIndex = 1; anIndex <= aSize; ++anIndex) | |
ac04d101 | 270 | { |
ceae62f0 | 271 | aPoints.SetValue(anIndex, mypolyg.Pnt(anIndex-1)); |
ac04d101 SA |
272 | } |
273 | ||
ceae62f0 A |
274 | Handle(Select3D_SensitiveEntity) aNewEntity = |
275 | new Select3D_SensitiveFace(myOwnerId, aPoints, mytype); | |
ac04d101 | 276 | |
ceae62f0 A |
277 | if (HasLocation()) |
278 | aNewEntity->SetLocation(Location()); | |
ac04d101 SA |
279 | |
280 | aNewEntity->UpdateLocation(theLocation); | |
281 | ||
282 | return aNewEntity; | |
283 | } |