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1 | // Created on: 1997-12-16 |
2 | // Created by: Jean Louis Frenkel |
3 | // Copyright (c) 1997-1999 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 | #include <PrsMgr_PresentableObject.ixx> |
18 | #include <PrsMgr_Presentation.hxx> |
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19 | #include <PrsMgr_ModedPresentation.hxx> |
20 | #include <PrsMgr_PresentationManager.hxx> |
21 | #include <TColStd_ListIteratorOfListOfInteger.hxx> |
22 | #include <TColStd_MapOfInteger.hxx> |
23 | #include <Graphic3d_TypeOfStructure.hxx> |
24 | #include <Geom_Transformation.hxx> |
25 | |
26 | //======================================================================= |
27 | //function : PrsMgr_PresentableObject |
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28 | //purpose : |
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29 | //======================================================================= |
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30 | PrsMgr_PresentableObject::PrsMgr_PresentableObject (const PrsMgr_TypeOfPresentation3d theType) |
31 | : myTypeOfPresentation3d (theType), |
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32 | myIsMutable (Standard_False), |
33 | myHasOwnPresentations (Standard_True), |
34 | myParent (NULL) |
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35 | { |
36 | myTransformPersistence.Flag = 0; |
37 | myTransformPersistence.Point.x = 0.0; |
38 | myTransformPersistence.Point.y = 0.0; |
39 | myTransformPersistence.Point.z = 0.0; |
40 | } |
41 | |
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42 | //======================================================================= |
43 | //function : ~PrsMgr_PresentableObject |
44 | //purpose : destructor |
45 | //======================================================================= |
46 | PrsMgr_PresentableObject::~PrsMgr_PresentableObject() |
47 | { |
48 | gp_Trsf anIdentity; |
49 | for (PrsMgr_ListOfPresentableObjectsIter anIter (myChildren); anIter.More(); anIter.Next()) |
50 | { |
51 | anIter.Value()->SetCombinedParentTransform (anIdentity); |
52 | anIter.Value()->myParent = NULL; |
53 | } |
54 | } |
55 | |
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56 | //======================================================================= |
57 | //function : Fill |
58 | //purpose : |
59 | //======================================================================= |
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60 | void PrsMgr_PresentableObject::Fill (const Handle(PrsMgr_PresentationManager)& thePrsMgr, |
61 | const Handle(PrsMgr_Presentation)& thePrs, |
62 | const Standard_Integer theMode) |
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63 | { |
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64 | Handle(Prs3d_Presentation) aStruct3d = thePrs->Presentation(); |
65 | Compute (thePrsMgr, aStruct3d, theMode); |
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66 | UpdateTransformation (aStruct3d); |
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67 | aStruct3d->SetClipPlanes (myClipPlanes); |
68 | aStruct3d->SetTransformPersistence (GetTransformPersistenceMode(), GetTransformPersistencePoint()); |
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69 | } |
70 | |
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71 | //======================================================================= |
72 | //function : Compute |
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73 | //purpose : |
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74 | //======================================================================= |
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75 | void PrsMgr_PresentableObject::Compute (const Handle(PrsMgr_PresentationManager)& /*aPresentationManager*/, |
76 | const Handle(Prs3d_Presentation)& /*aPresentation*/, |
77 | const Standard_Integer /*aMode*/) |
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78 | { |
79 | Standard_NotImplemented::Raise("cannot compute in a 3d visualizer"); |
80 | } |
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81 | |
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82 | //======================================================================= |
83 | //function : Compute |
84 | //purpose : |
85 | //======================================================================= |
86 | void PrsMgr_PresentableObject::Compute(const Handle(Prs3d_Projector)& /*aProjector*/, |
87 | const Handle(Prs3d_Presentation)& /*aPresentation*/) |
88 | { |
89 | Standard_NotImplemented::Raise("cannot compute under a specific projector"); |
90 | } |
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91 | |
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92 | //======================================================================= |
93 | //function : Compute |
94 | //purpose : |
95 | //======================================================================= |
96 | void PrsMgr_PresentableObject::Compute(const Handle(Prs3d_Projector)& /* aProjector*/, |
97 | const Handle(Geom_Transformation)& /*aTrsf*/, |
98 | const Handle(Prs3d_Presentation)& /*aPresentation*/) |
99 | { |
100 | Standard_NotImplemented::Raise("cannot compute under a specific projector"); |
101 | } |
102 | |
103 | //======================================================================= |
104 | //function : Update |
105 | //purpose : |
106 | //======================================================================= |
107 | void PrsMgr_PresentableObject::Update (const Standard_Boolean AllModes) { |
108 | Standard_Integer l = myPresentations.Length(); |
109 | Handle(PrsMgr_PresentationManager) PM; |
110 | for (Standard_Integer i=1; i <= l; i++) { |
111 | PM = myPresentations(i).Presentation()->PresentationManager(); |
112 | if(AllModes) |
113 | PM->Update(this,myPresentations(i).Mode()); |
114 | else{ |
115 | if(PM->IsDisplayed(this,myPresentations(i).Mode()) || |
116 | PM->IsHighlighted(this,myPresentations(i).Mode())){ |
117 | PM->Update(this,myPresentations(i).Mode()); |
118 | } |
119 | else |
120 | SetToUpdate(myPresentations(i).Mode()); |
121 | } |
122 | } |
123 | } |
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124 | |
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125 | //======================================================================= |
126 | //function : Update |
127 | //purpose : |
128 | //======================================================================= |
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129 | void PrsMgr_PresentableObject::Update (const Standard_Integer aMode, const Standard_Boolean ClearOther) { |
130 | Standard_Integer l = myPresentations.Length(); |
131 | for (Standard_Integer i=1; i <= l; i++) { |
132 | if( myPresentations(i).Mode() == aMode){ |
133 | Handle(PrsMgr_PresentationManager) PM= |
134 | myPresentations(i).Presentation()->PresentationManager(); |
135 | |
136 | if(PM->IsDisplayed(this,aMode) || |
137 | PM->IsHighlighted(this,aMode)){ |
138 | PM->Update(this,aMode); |
139 | myPresentations(i).Presentation()->SetUpdateStatus(Standard_False); |
140 | |
141 | } |
142 | else |
143 | SetToUpdate(myPresentations(i).Mode()); |
144 | } |
145 | |
146 | } |
147 | if(ClearOther) { |
148 | PrsMgr_Presentations save; |
149 | save = myPresentations; |
150 | myPresentations.Clear(); |
151 | for (Standard_Integer i=1; i <= l; i++) { |
152 | if( save(i).Mode() == aMode) myPresentations.Append(save(i)); |
153 | } |
154 | } |
155 | |
156 | } |
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157 | |
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158 | //======================================================================= |
159 | //function : Presentations |
160 | //purpose : |
161 | //======================================================================= |
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162 | PrsMgr_Presentations& PrsMgr_PresentableObject::Presentations() { |
163 | return myPresentations; |
164 | } |
165 | |
166 | //======================================================================= |
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167 | //function : HasTransformation |
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168 | //purpose : |
169 | //======================================================================= |
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170 | Standard_Boolean PrsMgr_PresentableObject::HasTransformation() const |
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171 | { |
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172 | return myTransformation.Form() != gp_Identity; |
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173 | } |
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174 | |
175 | //======================================================================= |
176 | //function : SetToUpdate |
177 | //purpose : |
178 | //======================================================================= |
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179 | void PrsMgr_PresentableObject::SetToUpdate(const Standard_Integer aMode) |
180 | { |
181 | for(Standard_Integer IP =1; IP<=myPresentations.Length();IP++){ |
182 | if(myPresentations(IP).Mode()==aMode) |
183 | myPresentations(IP).Presentation()->SetUpdateStatus(Standard_True); |
184 | } |
185 | } |
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186 | |
187 | //======================================================================= |
188 | //function : SetToUpdate |
189 | //purpose : |
190 | //======================================================================= |
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191 | void PrsMgr_PresentableObject::SetToUpdate() |
192 | { |
193 | for(Standard_Integer IP =1; IP<=myPresentations.Length();IP++){ |
194 | myPresentations(IP).Presentation()->SetUpdateStatus(Standard_True); |
195 | } |
196 | } |
197 | |
198 | //======================================================================= |
199 | //function : ToBeUpdated |
200 | //purpose : gets the list of modes to be updated |
201 | //======================================================================= |
202 | void PrsMgr_PresentableObject::ToBeUpdated(TColStd_ListOfInteger& OutList) const |
203 | { |
204 | OutList.Clear(); |
205 | // on dimensionne les buckets a la taille de la seq. |
206 | static TColStd_MapOfInteger MI(myPresentations.Length()); |
207 | |
208 | for(Standard_Integer IP =1; IP<=myPresentations.Length();IP++){ |
209 | const PrsMgr_ModedPresentation& MP = myPresentations(IP); |
210 | if(MP.Presentation()->MustBeUpdated()) |
211 | if(!MI.Contains(MP.Mode())){ |
212 | OutList.Append(MP.Mode()); |
213 | MI.Add(MP.Mode()); |
214 | } |
215 | } |
216 | MI.Clear(); |
217 | } |
218 | |
219 | //======================================================================= |
220 | //function : SetTypeOfPresentation |
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221 | //purpose : |
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222 | //======================================================================= |
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223 | void PrsMgr_PresentableObject::SetTypeOfPresentation (const PrsMgr_TypeOfPresentation3d theType) |
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224 | { |
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225 | myTypeOfPresentation3d = theType; |
226 | for(Standard_Integer aPrsIter = 1; aPrsIter <= myPresentations.Length(); ++aPrsIter) |
227 | { |
228 | const Handle(PrsMgr_Presentation)& aPrs = myPresentations (aPrsIter).Presentation(); |
229 | aPrs->Presentation()->SetVisual (myTypeOfPresentation3d == PrsMgr_TOP_ProjectorDependant |
230 | ? Graphic3d_TOS_COMPUTED |
231 | : Graphic3d_TOS_ALL); |
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232 | } |
233 | } |
234 | |
235 | //======================================================================= |
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236 | //function : SetLocalTransformation |
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237 | //purpose : WARNING : use with only 3D objects... |
238 | //======================================================================= |
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239 | void PrsMgr_PresentableObject::SetLocalTransformation (const gp_Trsf& theTransformation) |
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240 | { |
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241 | myLocalTransformation = theTransformation; |
242 | UpdateTransformation(); |
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243 | } |
244 | |
245 | //======================================================================= |
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246 | //function : ResetTransformation |
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247 | //purpose : |
248 | //======================================================================= |
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249 | void PrsMgr_PresentableObject::ResetTransformation() |
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250 | { |
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251 | SetLocalTransformation (gp_Trsf()); |
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252 | } |
253 | |
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254 | //======================================================================= |
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255 | //function : SetCombinedParentTransform |
256 | //purpose : |
257 | //======================================================================= |
258 | void PrsMgr_PresentableObject::SetCombinedParentTransform (const gp_Trsf& theTransformation) |
259 | { |
260 | myCombinedParentTransform = theTransformation; |
261 | UpdateTransformation(); |
262 | } |
263 | |
264 | //======================================================================= |
265 | //function : UpdateTransformation |
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266 | //purpose : |
267 | //======================================================================= |
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268 | void PrsMgr_PresentableObject::UpdateTransformation() |
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269 | { |
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270 | myTransformation = myCombinedParentTransform * myLocalTransformation; |
271 | Handle(Geom_Transformation) aTrsf = new Geom_Transformation (myTransformation); |
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272 | |
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273 | for (Standard_Integer aPrsIter = 1; aPrsIter <= myPresentations.Length(); ++aPrsIter) |
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274 | { |
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275 | myPresentations (aPrsIter).Presentation()->Transform (aTrsf); |
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276 | } |
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277 | |
278 | PrsMgr_ListOfPresentableObjectsIter anIter (myChildren); |
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279 | |
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280 | for (; anIter.More(); anIter.Next()) |
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281 | { |
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282 | anIter.Value()->SetCombinedParentTransform (myTransformation); |
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283 | } |
284 | } |
285 | |
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286 | //======================================================================= |
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287 | //function : UpdateTransformation |
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288 | //purpose : |
289 | //======================================================================= |
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290 | void PrsMgr_PresentableObject::UpdateTransformation(const Handle(Prs3d_Presentation)& P) |
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291 | { |
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292 | Handle(Geom_Transformation) aTrsf = new Geom_Transformation (myTransformation); |
293 | P->Transform (aTrsf); |
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294 | } |
295 | |
296 | //======================================================================= |
297 | //function : SetTransformPersistence |
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298 | //purpose : |
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299 | //======================================================================= |
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300 | void PrsMgr_PresentableObject::SetTransformPersistence (const Graphic3d_TransModeFlags& theFlag, |
301 | const gp_Pnt& thePoint) |
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302 | { |
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303 | myTransformPersistence.Flag = theFlag; |
304 | myTransformPersistence.Point.x = (Standard_ShortReal )thePoint.X(); |
305 | myTransformPersistence.Point.y = (Standard_ShortReal )thePoint.Y(); |
306 | myTransformPersistence.Point.z = (Standard_ShortReal )thePoint.Z(); |
307 | for (Standard_Integer aPrsIter = 1; aPrsIter <= myPresentations.Length(); ++aPrsIter) |
308 | { |
309 | const Handle(PrsMgr_Presentation)& aPrs3d = myPresentations (aPrsIter).Presentation(); |
310 | if (!aPrs3d.IsNull() |
311 | && !aPrs3d->Presentation().IsNull()) |
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312 | { |
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313 | aPrs3d->Presentation()->SetTransformPersistence (theFlag, thePoint); |
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314 | aPrs3d->Presentation()->ReCompute(); |
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315 | } |
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316 | } |
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317 | } |
318 | |
319 | //======================================================================= |
320 | //function : SetTransformPersistence |
321 | //purpose : |
322 | //======================================================================= |
323 | void PrsMgr_PresentableObject::SetTransformPersistence( |
324 | const Graphic3d_TransModeFlags& TheFlag ) |
325 | { |
326 | SetTransformPersistence( TheFlag, gp_Pnt(0,0,0) ); |
327 | } |
328 | |
329 | //======================================================================= |
330 | //function : GetTransformPersistence |
331 | //purpose : |
332 | //======================================================================= |
333 | Graphic3d_TransModeFlags PrsMgr_PresentableObject::GetTransformPersistenceMode() const |
334 | { |
335 | return myTransformPersistence.Flag; |
336 | } |
337 | |
338 | //======================================================================= |
339 | //function : GetTransformPersistence |
340 | //purpose : |
341 | //======================================================================= |
342 | gp_Pnt PrsMgr_PresentableObject::GetTransformPersistencePoint() const |
343 | { |
344 | return gp_Pnt( myTransformPersistence.Point.x, myTransformPersistence.Point.y, myTransformPersistence.Point.z ); |
345 | } |
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346 | |
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347 | //======================================================================= |
348 | //function : AddChild |
349 | //purpose : |
350 | //======================================================================= |
351 | void PrsMgr_PresentableObject::AddChild (const Handle(PrsMgr_PresentableObject)& theObject) |
352 | { |
353 | Handle(PrsMgr_PresentableObject) aHandleGuard = theObject; |
354 | if (theObject->myParent != NULL) |
355 | { |
356 | theObject->myParent->RemoveChild (aHandleGuard); |
357 | } |
358 | |
359 | myChildren.Append (theObject); |
360 | theObject->myParent = this; |
361 | theObject->SetCombinedParentTransform (myTransformation); |
362 | } |
363 | |
364 | //======================================================================= |
365 | //function : RemoveChild |
366 | //purpose : |
367 | //======================================================================= |
368 | void PrsMgr_PresentableObject::RemoveChild (const Handle(PrsMgr_PresentableObject)& theObject) |
369 | { |
370 | PrsMgr_ListOfPresentableObjectsIter anIter (myChildren); |
371 | for (; anIter.More(); anIter.Next()) |
372 | { |
373 | if (anIter.Value() == theObject) |
374 | { |
375 | theObject->myParent = NULL; |
376 | theObject->SetCombinedParentTransform (gp_Trsf()); |
377 | myChildren.Remove (anIter); |
378 | break; |
379 | } |
380 | } |
381 | } |
382 | |
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383 | //======================================================================= |
384 | //function : SetZLayer |
385 | //purpose : |
386 | //======================================================================= |
387 | void PrsMgr_PresentableObject::SetZLayer |
388 | (const Handle(PrsMgr_PresentationManager)& thePrsMgr, |
389 | const Standard_Integer theLayerId) |
390 | { |
391 | if (!thePrsMgr.IsNull()) |
392 | thePrsMgr->SetZLayer (this, theLayerId); |
393 | } |
394 | |
395 | //======================================================================= |
396 | //function : GetZLayer |
397 | //purpose : |
398 | //======================================================================= |
399 | Standard_Integer PrsMgr_PresentableObject::GetZLayer |
400 | (const Handle(PrsMgr_PresentationManager)& thePrsMgr) const |
401 | { |
402 | if (!thePrsMgr.IsNull()) |
403 | return thePrsMgr->GetZLayer (this); |
404 | |
405 | return -1; |
406 | } |
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407 | |
408 | // ======================================================================= |
409 | // function : AddClipPlane |
410 | // purpose : |
411 | // ======================================================================= |
412 | void PrsMgr_PresentableObject::AddClipPlane (const Handle(Graphic3d_ClipPlane)& thePlane) |
413 | { |
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414 | // add to collection and process changes |
415 | myClipPlanes.Append (thePlane); |
416 | UpdateClipping(); |
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417 | } |
418 | |
419 | // ======================================================================= |
420 | // function : RemoveClipPlane |
421 | // purpose : |
422 | // ======================================================================= |
423 | void PrsMgr_PresentableObject::RemoveClipPlane (const Handle(Graphic3d_ClipPlane)& thePlane) |
424 | { |
51b10cd4 |
425 | // remove from collection and process changes |
426 | Graphic3d_SequenceOfHClipPlane::Iterator aPlaneIt (myClipPlanes); |
427 | for (; aPlaneIt.More(); aPlaneIt.Next()) |
428 | { |
429 | const Handle(Graphic3d_ClipPlane)& aPlane = aPlaneIt.Value(); |
430 | if (aPlane != thePlane) |
431 | continue; |
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432 | |
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433 | myClipPlanes.Remove (aPlaneIt); |
434 | UpdateClipping(); |
435 | return; |
436 | } |
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437 | } |
438 | |
439 | // ======================================================================= |
440 | // function : SetClipPlanes |
441 | // purpose : |
442 | // ======================================================================= |
51b10cd4 |
443 | void PrsMgr_PresentableObject::SetClipPlanes (const Graphic3d_SequenceOfHClipPlane& thePlanes) |
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444 | { |
51b10cd4 |
445 | // change collection and process changes |
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446 | myClipPlanes = thePlanes; |
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447 | UpdateClipping(); |
448 | } |
449 | |
450 | // ======================================================================= |
451 | // function : UpdateClipping |
452 | // purpose : |
453 | // ======================================================================= |
454 | void PrsMgr_PresentableObject::UpdateClipping() |
455 | { |
456 | // affect generated structures |
457 | for (Standard_Integer aPrsIt = 1; aPrsIt <= myPresentations.Length(); ++aPrsIt) |
458 | { |
459 | // pass over presentation manager 3d mechanism right to the structures - |
460 | // we do not interested in display mode collections. |
461 | const PrsMgr_ModedPresentation& aModedPrs = myPresentations (aPrsIt); |
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462 | if (aModedPrs.Presentation().IsNull() |
463 | || aModedPrs.Presentation()->Presentation().IsNull()) |
464 | { |
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465 | continue; |
af324faa |
466 | } |
4269bd1b |
467 | |
af324faa |
468 | aModedPrs.Presentation()->Presentation()->SetClipPlanes (myClipPlanes); |
4269bd1b |
469 | } |
470 | } |
b7cd4ba7 |
471 | |
472 | // ======================================================================= |
473 | // function : SetMutable |
474 | // purpose : |
475 | // ======================================================================= |
476 | void PrsMgr_PresentableObject::SetMutable (const Standard_Boolean theIsMutable) |
477 | { |
478 | if (myIsMutable == theIsMutable) |
479 | { |
480 | return; |
481 | } |
482 | |
483 | myIsMutable = theIsMutable; |
484 | for (Standard_Integer aPrsIter = 1; aPrsIter <= myPresentations.Length(); ++aPrsIter) |
485 | { |
486 | const PrsMgr_ModedPresentation& aModedPrs = myPresentations (aPrsIter); |
487 | if (aModedPrs.Presentation().IsNull() |
488 | || aModedPrs.Presentation()->Presentation().IsNull()) |
489 | { |
490 | continue; |
491 | } |
492 | |
493 | aModedPrs.Presentation()->Presentation()->SetMutable (theIsMutable); |
494 | } |
495 | } |
496 | |
497 | // ======================================================================= |
498 | // function : IsMutable |
499 | // purpose : |
500 | // ======================================================================= |
501 | const Standard_Boolean PrsMgr_PresentableObject::IsMutable() const |
502 | { |
503 | return myIsMutable; |
504 | } |