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b311480e | 1 | // Created on: 1998-01-20 |
2 | // Created by: Julia GERASIMOVA | |
3 | // Copyright (c) 1998-1999 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 | |
22 | #define BUC60915 //GG 05/06/01 Enable to compute the requested arrow size | |
23 | // if any in all dimensions. | |
24 | ||
25 | #include <Standard_NotImplemented.hxx> | |
26 | ||
27 | #include <AIS_EqualRadiusRelation.ixx> | |
28 | ||
29 | #include <AIS.hxx> | |
30 | #include <DsgPrs_EqualRadiusPresentation.hxx> | |
31 | #include <BRepAdaptor_Curve.hxx> | |
32 | #include <TopoDS.hxx> | |
33 | #include <gp_Circ.hxx> | |
34 | #include <Geom_Circle.hxx> | |
35 | #include <ElCLib.hxx> | |
36 | #include <SelectMgr_EntityOwner.hxx> | |
37 | #include <Select3D_SensitiveSegment.hxx> | |
38 | #include <Select3D_SensitiveBox.hxx> | |
39 | #include <Precision.hxx> | |
40 | #include <GeomAPI_ProjectPointOnSurf.hxx> | |
a6eb515f | 41 | #include <Prs3d_DimensionAspect.hxx> |
7fd59977 | 42 | #include <Prs3d_ArrowAspect.hxx> |
43 | #include <AIS_Drawer.hxx> | |
44 | ||
45 | //======================================================================= | |
46 | //function : AIS_EqualRadiusRelation | |
47 | //purpose : | |
48 | //======================================================================= | |
49 | ||
50 | AIS_EqualRadiusRelation::AIS_EqualRadiusRelation( const TopoDS_Edge& aFirstEdge, | |
51 | const TopoDS_Edge& aSecondEdge, | |
52 | const Handle( Geom_Plane )& aPlane ) | |
53 | :AIS_Relation() | |
54 | { | |
55 | myFShape = aFirstEdge; | |
56 | mySShape = aSecondEdge; | |
57 | myPlane = aPlane; | |
58 | } | |
59 | ||
60 | //======================================================================= | |
61 | //function : Compute | |
62 | //purpose : | |
63 | //======================================================================= | |
64 | ||
65 | void AIS_EqualRadiusRelation::Compute( const Handle( PrsMgr_PresentationManager3d )&, | |
66 | const Handle( Prs3d_Presentation )& aPresentation, | |
67 | const Standard_Integer ) | |
68 | { | |
69 | aPresentation->Clear(); | |
70 | ||
71 | BRepAdaptor_Curve FirstCurve( TopoDS::Edge( myFShape ) ), SecondCurve( TopoDS::Edge( mySShape ) ); | |
72 | ||
73 | Standard_Real FirstPar1 = FirstCurve.FirstParameter(), LastPar1 = FirstCurve.LastParameter(), | |
74 | FirstPar2 = SecondCurve.FirstParameter(), LastPar2 = SecondCurve.LastParameter(); | |
75 | ||
76 | Handle( Geom_Curve ) FirstProjCurve = FirstCurve.Curve().Curve(), | |
77 | SecondProjCurve = SecondCurve.Curve().Curve(); | |
78 | gp_Pnt FirstPoint1, LastPoint1, FirstPoint2, LastPoint2; | |
79 | Standard_Boolean isFirstOnPlane, isSecondOnPlane; | |
80 | ||
81 | AIS::ComputeGeomCurve( FirstProjCurve, FirstPar1, LastPar1, FirstPoint1, LastPoint1, myPlane, isFirstOnPlane ); | |
82 | AIS::ComputeGeomCurve( SecondProjCurve, FirstPar2, LastPar2, FirstPoint2, LastPoint2, myPlane, isSecondOnPlane ); | |
83 | ||
84 | if (!isFirstOnPlane) | |
85 | ComputeProjEdgePresentation( aPresentation, TopoDS::Edge( myFShape ), FirstProjCurve, FirstPoint1, LastPoint1 ); | |
86 | if (! isSecondOnPlane) | |
87 | ComputeProjEdgePresentation( aPresentation, TopoDS::Edge( mySShape ), SecondProjCurve, FirstPoint2, LastPoint2 ); | |
88 | ||
89 | gp_Circ FirstCirc = (Handle( Geom_Circle )::DownCast( FirstProjCurve ))->Circ(); | |
90 | gp_Circ SecondCirc = (Handle( Geom_Circle )::DownCast( SecondProjCurve ))->Circ(); | |
91 | ||
92 | myFirstCenter = FirstCirc.Location(); | |
93 | mySecondCenter = SecondCirc.Location(); | |
94 | ||
95 | //ota -- begin -- | |
96 | if (myAutomaticPosition) | |
97 | { | |
98 | myFirstPoint = ElCLib::Value( (FirstPar1 + LastPar1)*0.5, FirstCirc ); | |
99 | mySecondPoint = ElCLib::Value( (FirstPar2 + LastPar2)*0.5, SecondCirc ); | |
100 | } | |
101 | else { | |
102 | Standard_Real aPar = ElCLib::Parameter(FirstCirc, myFirstPoint); | |
c6541a0c D |
103 | if (IntegerPart(0.5*LastPar1/M_PI) != 0 && aPar < FirstPar1 ) |
104 | aPar +=2*M_PI*IntegerPart(0.5*LastPar1/M_PI); | |
7fd59977 | 105 | Standard_Real aRadius = FirstCirc.Radius(); |
106 | ||
107 | if (Abs(myFirstPoint.Distance(myFirstCenter) - aRadius) >= Precision::Confusion()) | |
108 | myFirstPoint = ElCLib::Value(aPar, FirstCirc); | |
109 | if ( FirstPoint1.Distance(LastPoint1) > Precision::Confusion()){ | |
110 | //check where is myFirstPoint | |
111 | if (aPar > LastPar1 || aPar < FirstPar1) | |
112 | { | |
113 | //myFirstPoint is out of Arc of FirstCircle | |
114 | if (FirstPoint1.Distance(myFirstPoint)< LastPoint1.Distance(myFirstPoint)) | |
115 | myFirstPoint = FirstPoint1; | |
116 | else | |
117 | myFirstPoint = LastPoint1; | |
118 | } | |
119 | } | |
120 | ||
121 | ||
122 | aPar = ElCLib::Parameter(SecondCirc, mySecondPoint); | |
c6541a0c D |
123 | if (IntegerPart(0.5*LastPar2/M_PI) != 0 && aPar < FirstPar2 ) |
124 | aPar +=2*M_PI*IntegerPart(0.5*LastPar2/M_PI); | |
7fd59977 | 125 | |
126 | aRadius = SecondCirc.Radius(); | |
127 | if (Abs(mySecondPoint.Distance(mySecondCenter) - aRadius) >= Precision::Confusion()) | |
128 | mySecondPoint = ElCLib::Value(aPar, SecondCirc); | |
129 | if (FirstPoint2.Distance(LastPoint2) > Precision::Confusion()){ | |
130 | if (aPar > LastPar2 || aPar < FirstPar2) | |
131 | { //mySecondPoint is out of Arc of mySecondCircle | |
132 | if (FirstPoint2.Distance(mySecondPoint)< LastPoint2.Distance(mySecondPoint)) | |
133 | mySecondPoint = FirstPoint2; | |
134 | else | |
135 | mySecondPoint = LastPoint2; | |
136 | } | |
137 | } | |
138 | } | |
139 | #ifdef BUC60915 | |
140 | if( !myArrowSizeIsDefined ) | |
141 | #endif | |
142 | myArrowSize = (Min(myFirstCenter.Distance(myFirstPoint), | |
143 | mySecondCenter.Distance(mySecondPoint)))*0.05; | |
144 | ||
a6eb515f | 145 | Handle(Prs3d_DimensionAspect) la = myDrawer->DimensionAspect(); |
146 | Handle(Prs3d_ArrowAspect) arr = la->ArrowAspect(); | |
7fd59977 | 147 | arr->SetLength(myArrowSize); |
148 | ||
149 | //ota -- end -- | |
150 | ||
151 | DsgPrs_EqualRadiusPresentation::Add(aPresentation, myDrawer, | |
152 | myFirstCenter, mySecondCenter, myFirstPoint, mySecondPoint, myPlane ); | |
153 | } | |
154 | ||
155 | //======================================================================= | |
156 | //function : Compute | |
157 | //purpose : to avoid warning at compilation (SUN) | |
158 | //======================================================================= | |
159 | ||
160 | void AIS_EqualRadiusRelation::Compute( const Handle( Prs3d_Projector )& /*aProjector*/, | |
161 | const Handle( Prs3d_Presentation )& /*aPresentation*/) | |
162 | { | |
163 | // Standard_NotImplemented::Raise("AIS_EqualRadiusRelation::Compute( const Handle( Prs3d_Projector )&,const Handle( Prs3d_Presentation )& )"); | |
164 | // PrsMgr_PresentableObject::Compute( aProjector , aPresentation ) ; | |
165 | } | |
166 | ||
7fd59977 | 167 | //======================================================================= |
168 | //function : Compute | |
169 | //purpose : | |
170 | //======================================================================= | |
171 | ||
172 | void AIS_EqualRadiusRelation::Compute(const Handle_Prs3d_Projector& aProjector, | |
173 | const Handle_Geom_Transformation& aTransformation, | |
174 | const Handle_Prs3d_Presentation& aPresentation) | |
175 | { | |
176 | // Standard_NotImplemented::Raise("AIS_EqualRadiusRelation::Compute(const Handle_Prs3d_Projector&, const Handle_Geom_Transformation&, const Handle_Prs3d_Presentation&)"); | |
177 | PrsMgr_PresentableObject::Compute( aProjector , aTransformation , aPresentation ) ; | |
178 | } | |
179 | ||
180 | //======================================================================= | |
181 | //function : ComputeSelection | |
182 | //purpose : | |
183 | //======================================================================= | |
184 | ||
185 | void AIS_EqualRadiusRelation::ComputeSelection( const Handle( SelectMgr_Selection )& aSelection, | |
186 | const Standard_Integer ) | |
187 | { | |
188 | Handle( SelectMgr_EntityOwner ) own = new SelectMgr_EntityOwner( this, 7 ); | |
189 | Handle( Select3D_SensitiveSegment ) seg; | |
190 | ||
191 | seg = new Select3D_SensitiveSegment( own, myFirstCenter, myFirstPoint ); | |
192 | aSelection->Add( seg ); | |
193 | ||
194 | if(!myAutomaticPosition) | |
195 | ComputeRadiusPosition(); | |
196 | ||
197 | seg = new Select3D_SensitiveSegment( own, mySecondCenter, mySecondPoint ); | |
198 | aSelection->Add( seg ); | |
199 | ||
200 | seg = new Select3D_SensitiveSegment( own, myFirstCenter, mySecondCenter ); | |
201 | aSelection->Add( seg ); | |
202 | ||
203 | ||
204 | // Two small lines | |
205 | gp_Pnt Middle( (myFirstCenter.XYZ() + mySecondCenter.XYZ())*0.5 ); | |
206 | ||
207 | Standard_Real SmallDist = .001; | |
208 | //Should be changed as the domain of small lines could be changed. | |
209 | Handle( Select3D_SensitiveBox ) box = new Select3D_SensitiveBox(own, | |
210 | Middle.X() - SmallDist, | |
211 | Middle.Y() - SmallDist, | |
212 | Middle.Z() - SmallDist, | |
213 | Middle.X() + SmallDist, | |
214 | Middle.Y() + SmallDist, | |
215 | Middle.Z() + SmallDist ); | |
216 | aSelection->Add(box); | |
217 | } | |
218 | ||
219 | //================================================================= | |
220 | //function : ComputeRadiusPosition | |
221 | //purpose : | |
222 | //================================================================= | |
223 | void AIS_EqualRadiusRelation::ComputeRadiusPosition() | |
224 | { | |
225 | if (myAutomaticPosition || | |
226 | myFirstCenter.Distance(myPosition) < Precision::Confusion() || | |
227 | mySecondCenter.Distance(myPosition) < Precision::Confusion()) | |
228 | return; | |
229 | ||
230 | gp_Pnt aPosition; | |
231 | ||
232 | //project myPosition to the plane of constraint | |
233 | GeomAPI_ProjectPointOnSurf aProj(myPosition, myPlane); | |
234 | aPosition = aProj.NearestPoint(); | |
235 | ||
236 | Standard_Real aDist1 = myFirstPoint.Distance(aPosition); | |
237 | Standard_Real aDist2 = mySecondPoint.Distance(aPosition); | |
238 | ||
239 | if(aDist1<aDist2) | |
240 | { | |
241 | Standard_Real Rad1 = myFirstPoint.Distance(myFirstCenter); | |
242 | const gp_Dir aNewDir1(aPosition.XYZ() - myFirstCenter.XYZ()); | |
243 | const gp_Vec aTVec (aNewDir1.XYZ()*Rad1); | |
244 | myFirstPoint = myFirstCenter.Translated(aTVec); | |
245 | } | |
246 | else { | |
247 | Standard_Real Rad2 = mySecondPoint.Distance(mySecondCenter); | |
248 | const gp_Dir aNewDir2(aPosition.XYZ() - mySecondCenter.XYZ()); | |
249 | gp_Vec aTVec (aNewDir2.XYZ()*Rad2); | |
250 | mySecondPoint = mySecondCenter.Translated(aTVec); | |
251 | } | |
252 | ||
253 | } | |
254 |