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b311480e | 1 | // Created on: 2011-08-01 |
2 | // Created by: Sergey ZERCHANINOV | |
973c2be1 | 3 | // Copyright (c) 2011-2014 OPEN CASCADE SAS |
b311480e | 4 | // |
973c2be1 | 5 | // This file is part of Open CASCADE Technology software library. |
b311480e | 6 | // |
d5f74e42 | 7 | // This library is free software; you can redistribute it and/or modify it under |
8 | // the terms of the GNU Lesser General Public License version 2.1 as published | |
973c2be1 | 9 | // by the Free Software Foundation, with special exception defined in the file |
10 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT | |
11 | // distribution for complete text of the license and disclaimer of any warranty. | |
b311480e | 12 | // |
973c2be1 | 13 | // Alternatively, this file may be used under the terms of Open CASCADE |
14 | // commercial license or contractual agreement. | |
b311480e | 15 | |
e276548b | 16 | #ifdef HAVE_CONFIG_H |
17 | #include <config.h> | |
18 | #endif | |
19 | ||
4269bd1b | 20 | #include <OpenGl_CappingAlgo.hxx> |
21 | #include <OpenGl_Context.hxx> | |
30f0ad28 | 22 | #include <OpenGl_GlCore11.hxx> |
63bcc448 | 23 | #include <OpenGl_GraphicDriver.hxx> |
30f0ad28 | 24 | #include <OpenGl_ShaderManager.hxx> |
25 | #include <OpenGl_ShaderProgram.hxx> | |
26 | #include <OpenGl_Structure.hxx> | |
2166f0fa | 27 | #include <OpenGl_telem_util.hxx> |
30f0ad28 | 28 | #include <OpenGl_Vec.hxx> |
29 | #include <OpenGl_View.hxx> | |
30 | #include <OpenGl_Workspace.hxx> | |
2166f0fa | 31 | |
51b10cd4 | 32 | #include <Graphic3d_SequenceOfHClipPlane_Handle.hxx> |
b859a34d | 33 | |
63bcc448 | 34 | IMPLEMENT_STANDARD_HANDLE (OpenGl_Structure, Graphic3d_CStructure) |
35 | IMPLEMENT_STANDARD_RTTIEXT(OpenGl_Structure, Graphic3d_CStructure) | |
36 | ||
27eed937 | 37 | //! Auxiliary class for bounding box presentation |
38 | class OpenGl_BndBoxPrs : public OpenGl_Element | |
39 | { | |
40 | ||
41 | public: | |
42 | ||
43 | //! Main constructor | |
44 | OpenGl_BndBoxPrs (const CALL_DEF_BOUNDBOX& theBndBox) | |
45 | { | |
46 | const float Xm = theBndBox.Pmin.x; | |
47 | const float Ym = theBndBox.Pmin.y; | |
48 | const float Zm = theBndBox.Pmin.z; | |
49 | const float XM = theBndBox.Pmax.x; | |
50 | const float YM = theBndBox.Pmax.y; | |
51 | const float ZM = theBndBox.Pmax.z; | |
52 | myVerts[0] = OpenGl_Vec3 (Xm, Ym, Zm); | |
53 | myVerts[1] = OpenGl_Vec3 (Xm, Ym, ZM); | |
54 | myVerts[2] = OpenGl_Vec3 (Xm, YM, ZM); | |
55 | myVerts[3] = OpenGl_Vec3 (Xm, YM, Zm); | |
56 | myVerts[4] = OpenGl_Vec3 (Xm, Ym, Zm); | |
57 | myVerts[5] = OpenGl_Vec3 (XM, Ym, Zm); | |
58 | myVerts[6] = OpenGl_Vec3 (XM, Ym, ZM); | |
59 | myVerts[7] = OpenGl_Vec3 (XM, YM, ZM); | |
60 | myVerts[8] = OpenGl_Vec3 (XM, YM, Zm); | |
61 | myVerts[9] = OpenGl_Vec3 (XM, Ym, Zm); | |
62 | myVerts[10] = OpenGl_Vec3 (XM, YM, Zm); | |
63 | myVerts[11] = OpenGl_Vec3 (Xm, YM, Zm); | |
64 | myVerts[12] = OpenGl_Vec3 (Xm, YM, ZM); | |
65 | myVerts[13] = OpenGl_Vec3 (XM, YM, ZM); | |
66 | myVerts[14] = OpenGl_Vec3 (XM, Ym, ZM); | |
67 | myVerts[15] = OpenGl_Vec3 (Xm, Ym, ZM); | |
68 | } | |
69 | ||
70 | //! Render presentation | |
71 | virtual void Render (const Handle(OpenGl_Workspace)& theWorkspace) const | |
72 | { | |
73 | // Apply line aspect | |
74 | const OpenGl_AspectLine* anAspectLine = theWorkspace->AspectLine (Standard_True); | |
75 | const Handle(OpenGl_Texture) aPrevTexture = theWorkspace->DisableTexture(); | |
76 | ||
77 | glDisable (GL_LIGHTING); | |
679ecdee | 78 | if ((theWorkspace->NamedStatus & OPENGL_NS_IMMEDIATE) != 0) |
27eed937 | 79 | { |
80 | glDepthMask (GL_FALSE); | |
81 | } | |
82 | ||
83 | // Use highlight colors | |
84 | glColor3fv ((theWorkspace->NamedStatus & OPENGL_NS_HIGHLIGHT) ? theWorkspace->HighlightColor->rgb : anAspectLine->Color().rgb); | |
85 | ||
86 | glEnableClientState (GL_VERTEX_ARRAY); | |
87 | glVertexPointer (3, GL_FLOAT, 0, (GLfloat* )&myVerts); | |
88 | glDrawArrays (GL_LINE_STRIP, 0, 16); | |
89 | glDisableClientState (GL_VERTEX_ARRAY); | |
90 | ||
91 | // restore aspects | |
92 | if (!aPrevTexture.IsNull()) | |
93 | { | |
94 | theWorkspace->EnableTexture (aPrevTexture); | |
95 | } | |
96 | } | |
97 | ||
98 | //! Release graphical resources | |
99 | virtual void Release (const Handle(OpenGl_Context)& ) | |
100 | { | |
101 | // | |
102 | } | |
103 | ||
104 | protected: | |
105 | ||
106 | //! Protected destructor | |
107 | virtual ~OpenGl_BndBoxPrs() {} | |
108 | ||
109 | private: | |
110 | ||
111 | OpenGl_Vec3 myVerts[16]; //!< vertices array | |
112 | ||
113 | public: | |
114 | ||
115 | DEFINE_STANDARD_ALLOC | |
116 | ||
117 | }; | |
2166f0fa SK |
118 | |
119 | /*----------------------------------------------------------------------*/ | |
120 | ||
4269bd1b | 121 | // ======================================================================= |
122 | // function : call_util_transpose_mat | |
123 | // purpose : | |
124 | // ======================================================================= | |
2166f0fa SK |
125 | static void call_util_transpose_mat (float tmat[16], float mat[4][4]) |
126 | { | |
127 | int i, j; | |
128 | ||
129 | for (i=0; i<4; i++) | |
130 | for (j=0; j<4; j++) | |
131 | tmat[j*4+i] = mat[i][j]; | |
132 | } | |
133 | ||
4269bd1b | 134 | // ======================================================================= |
135 | // function : OpenGl_Structure | |
136 | // purpose : | |
137 | // ======================================================================= | |
63bcc448 | 138 | OpenGl_Structure::OpenGl_Structure (const Handle(Graphic3d_StructureManager)& theManager) |
139 | : Graphic3d_CStructure (theManager), | |
140 | myTransformation(NULL), | |
2166f0fa | 141 | myTransPers(NULL), |
2166f0fa SK |
142 | myAspectLine(NULL), |
143 | myAspectFace(NULL), | |
144 | myAspectMarker(NULL), | |
145 | myAspectText(NULL), | |
2166f0fa | 146 | myHighlightColor(NULL), |
59f45b7c | 147 | myNamedStatus(0), |
148 | myZLayer(0) | |
2166f0fa | 149 | { |
63bcc448 | 150 | UpdateNamedStatus(); |
e276548b | 151 | #if HAVE_OPENCL |
152 | myIsRaytracable = Standard_False; | |
153 | myModificationState = 0; | |
154 | #endif | |
2166f0fa SK |
155 | } |
156 | ||
4269bd1b | 157 | // ======================================================================= |
158 | // function : ~OpenGl_Structure | |
159 | // purpose : | |
160 | // ======================================================================= | |
5e27df78 | 161 | OpenGl_Structure::~OpenGl_Structure() |
2166f0fa | 162 | { |
5e27df78 | 163 | Release (Handle(OpenGl_Context)()); |
164 | delete myTransformation; myTransformation = NULL; | |
165 | delete myTransPers; myTransPers = NULL; | |
2166f0fa SK |
166 | } |
167 | ||
4269bd1b | 168 | // ======================================================================= |
63bcc448 | 169 | // function : UpdateAspects |
4269bd1b | 170 | // purpose : |
171 | // ======================================================================= | |
63bcc448 | 172 | void OpenGl_Structure::UpdateAspects() |
2166f0fa | 173 | { |
63bcc448 | 174 | SetTransformPersistence (TransformPersistence); |
175 | ||
176 | if (ContextLine.IsDef) | |
177 | SetAspectLine (ContextLine); | |
178 | ||
179 | if (ContextFillArea.IsDef) | |
180 | SetAspectFace (ContextFillArea); | |
181 | ||
182 | if (ContextMarker.IsDef) | |
183 | SetAspectMarker (ContextMarker); | |
184 | ||
185 | if (ContextText.IsDef) | |
186 | SetAspectText (ContextText); | |
187 | } | |
188 | ||
189 | // ======================================================================= | |
190 | // function : UpdateTransformation | |
191 | // purpose : | |
192 | // ======================================================================= | |
193 | void OpenGl_Structure::UpdateTransformation() | |
194 | { | |
195 | if (myTransformation == NULL) | |
e276548b | 196 | { |
5e27df78 | 197 | myTransformation = new OpenGl_Matrix(); |
e276548b | 198 | } |
2166f0fa | 199 | |
63bcc448 | 200 | matcpy (myTransformation->mat, &Graphic3d_CStructure::Transformation[0][0]); |
e276548b | 201 | |
202 | #ifdef HAVE_OPENCL | |
203 | if (myIsRaytracable) | |
204 | { | |
205 | UpdateStateWithAncestorStructures(); | |
206 | } | |
207 | #endif | |
2166f0fa SK |
208 | } |
209 | ||
4269bd1b | 210 | // ======================================================================= |
211 | // function : SetTransformPersistence | |
212 | // purpose : | |
213 | // ======================================================================= | |
2166f0fa SK |
214 | void OpenGl_Structure::SetTransformPersistence(const CALL_DEF_TRANSFORM_PERSISTENCE &ATransPers) |
215 | { | |
216 | if (!myTransPers) | |
217 | myTransPers = new TEL_TRANSFORM_PERSISTENCE; | |
218 | ||
219 | myTransPers->mode = ATransPers.Flag; | |
220 | myTransPers->pointX = ATransPers.Point.x; | |
221 | myTransPers->pointY = ATransPers.Point.y; | |
222 | myTransPers->pointZ = ATransPers.Point.z; | |
223 | } | |
224 | ||
4269bd1b | 225 | // ======================================================================= |
226 | // function : SetAspectLine | |
227 | // purpose : | |
228 | // ======================================================================= | |
fd4a6963 | 229 | void OpenGl_Structure::SetAspectLine (const CALL_DEF_CONTEXTLINE &theAspect) |
2166f0fa SK |
230 | { |
231 | if (!myAspectLine) | |
fd4a6963 | 232 | { |
5e27df78 | 233 | myAspectLine = new OpenGl_AspectLine(); |
fd4a6963 | 234 | } |
235 | myAspectLine->SetAspect (theAspect); | |
2166f0fa SK |
236 | } |
237 | ||
4269bd1b | 238 | // ======================================================================= |
239 | // function : SetAspectFace | |
240 | // purpose : | |
241 | // ======================================================================= | |
fd4a6963 | 242 | void OpenGl_Structure::SetAspectFace (const CALL_DEF_CONTEXTFILLAREA& theAspect) |
2166f0fa SK |
243 | { |
244 | if (!myAspectFace) | |
bf75be98 | 245 | { |
5e27df78 | 246 | myAspectFace = new OpenGl_AspectFace(); |
bf75be98 | 247 | } |
fd4a6963 | 248 | myAspectFace->SetAspect (theAspect); |
e276548b | 249 | |
250 | #ifdef HAVE_OPENCL | |
251 | if (myIsRaytracable) | |
252 | { | |
253 | UpdateStateWithAncestorStructures(); | |
254 | } | |
255 | #endif | |
2166f0fa SK |
256 | } |
257 | ||
4269bd1b | 258 | // ======================================================================= |
259 | // function : SetAspectMarker | |
260 | // purpose : | |
261 | // ======================================================================= | |
fd4a6963 | 262 | void OpenGl_Structure::SetAspectMarker (const CALL_DEF_CONTEXTMARKER& theAspect) |
2166f0fa SK |
263 | { |
264 | if (!myAspectMarker) | |
a577aaab | 265 | { |
5e27df78 | 266 | myAspectMarker = new OpenGl_AspectMarker(); |
a577aaab | 267 | } |
fd4a6963 | 268 | myAspectMarker->SetAspect (theAspect); |
2166f0fa SK |
269 | } |
270 | ||
4269bd1b | 271 | // ======================================================================= |
272 | // function : SetAspectText | |
273 | // purpose : | |
274 | // ======================================================================= | |
fd4a6963 | 275 | void OpenGl_Structure::SetAspectText (const CALL_DEF_CONTEXTTEXT &theAspect) |
2166f0fa SK |
276 | { |
277 | if (!myAspectText) | |
fd4a6963 | 278 | { |
5e27df78 | 279 | myAspectText = new OpenGl_AspectText(); |
fd4a6963 | 280 | } |
281 | myAspectText->SetAspect (theAspect); | |
2166f0fa SK |
282 | } |
283 | ||
4269bd1b | 284 | // ======================================================================= |
b64d84be | 285 | // function : clearHighlightBox |
4269bd1b | 286 | // purpose : |
287 | // ======================================================================= | |
b64d84be | 288 | void OpenGl_Structure::clearHighlightBox (const Handle(OpenGl_Context)& theGlCtx) |
2166f0fa | 289 | { |
b64d84be | 290 | if (!myHighlightBox.IsNull()) |
5e27df78 | 291 | { |
292 | myHighlightBox->Release (theGlCtx); | |
b64d84be | 293 | myHighlightBox.Nullify(); |
2166f0fa SK |
294 | } |
295 | } | |
296 | ||
63bcc448 | 297 | // ======================================================================= |
298 | // function : HighlightWithColor | |
299 | // purpose : | |
300 | // ======================================================================= | |
301 | void OpenGl_Structure::HighlightWithColor (const Graphic3d_Vec3& theColor, | |
302 | const Standard_Boolean theToCreate) | |
303 | { | |
304 | const Handle(OpenGl_Context)& aCtx = GlDriver()->GetSharedContext(); | |
305 | if (theToCreate) | |
b64d84be | 306 | setHighlightColor (aCtx, theColor); |
63bcc448 | 307 | else |
b64d84be | 308 | clearHighlightColor (aCtx); |
63bcc448 | 309 | } |
310 | ||
311 | // ======================================================================= | |
312 | // function : HighlightWithBndBox | |
313 | // purpose : | |
314 | // ======================================================================= | |
b64d84be | 315 | void OpenGl_Structure::HighlightWithBndBox (const Handle(Graphic3d_Structure)& theStruct, |
316 | const Standard_Boolean theToCreate) | |
63bcc448 | 317 | { |
318 | const Handle(OpenGl_Context)& aCtx = GlDriver()->GetSharedContext(); | |
b64d84be | 319 | if (!theToCreate) |
320 | { | |
321 | clearHighlightBox (aCtx); | |
322 | return; | |
323 | } | |
324 | ||
325 | if (!myHighlightBox.IsNull()) | |
326 | { | |
327 | myHighlightBox->Release (aCtx); | |
328 | } | |
63bcc448 | 329 | else |
b64d84be | 330 | { |
331 | myHighlightBox = new OpenGl_Group (theStruct); | |
332 | } | |
333 | ||
334 | CALL_DEF_CONTEXTLINE& aContextLine = myHighlightBox->ChangeContextLine(); | |
335 | aContextLine.IsDef = 1; | |
336 | aContextLine.Color = BoundBox.Color; | |
337 | aContextLine.LineType = Aspect_TOL_SOLID; | |
338 | aContextLine.Width = 1.0f; | |
339 | myHighlightBox->UpdateAspectLine (Standard_True); | |
340 | ||
341 | OpenGl_BndBoxPrs* aBndBoxPrs = new OpenGl_BndBoxPrs (BoundBox); | |
342 | myHighlightBox->AddElement (aBndBoxPrs); | |
63bcc448 | 343 | } |
344 | ||
4269bd1b | 345 | // ======================================================================= |
b64d84be | 346 | // function : setHighlightColor |
4269bd1b | 347 | // purpose : |
348 | // ======================================================================= | |
b64d84be | 349 | void OpenGl_Structure::setHighlightColor (const Handle(OpenGl_Context)& theGlCtx, |
63bcc448 | 350 | const Graphic3d_Vec3& theColor) |
2166f0fa | 351 | { |
b64d84be | 352 | clearHighlightBox (theGlCtx); |
5e27df78 | 353 | if (myHighlightColor == NULL) |
354 | { | |
355 | myHighlightColor = new TEL_COLOUR(); | |
356 | } | |
2166f0fa | 357 | |
63bcc448 | 358 | myHighlightColor->rgb[0] = theColor.r(); |
359 | myHighlightColor->rgb[1] = theColor.g(); | |
360 | myHighlightColor->rgb[2] = theColor.b(); | |
2166f0fa SK |
361 | myHighlightColor->rgb[3] = 1.F; |
362 | } | |
363 | ||
4269bd1b | 364 | // ======================================================================= |
b64d84be | 365 | // function : clearHighlightColor |
4269bd1b | 366 | // purpose : |
367 | // ======================================================================= | |
b64d84be | 368 | void OpenGl_Structure::clearHighlightColor (const Handle(OpenGl_Context)& theGlCtx) |
2166f0fa | 369 | { |
b64d84be | 370 | clearHighlightBox(theGlCtx); |
5e27df78 | 371 | delete myHighlightColor; |
372 | myHighlightColor = NULL; | |
2166f0fa SK |
373 | } |
374 | ||
e276548b | 375 | // ======================================================================= |
63bcc448 | 376 | // function : UpdateNamedStatus |
e276548b | 377 | // purpose : |
378 | // ======================================================================= | |
63bcc448 | 379 | void OpenGl_Structure::UpdateNamedStatus() |
e276548b | 380 | { |
63bcc448 | 381 | myNamedStatus = 0; |
382 | if (highlight) myNamedStatus |= OPENGL_NS_HIGHLIGHT; | |
383 | if (!visible) myNamedStatus |= OPENGL_NS_HIDE; | |
e276548b | 384 | |
385 | #ifdef HAVE_OPENCL | |
386 | if (myIsRaytracable) | |
387 | { | |
388 | UpdateStateWithAncestorStructures(); | |
389 | } | |
390 | #endif | |
391 | } | |
392 | ||
393 | #ifdef HAVE_OPENCL | |
394 | ||
395 | // ======================================================================= | |
396 | // function : RegisterAncestorStructure | |
397 | // purpose : | |
398 | // ======================================================================= | |
399 | void OpenGl_Structure::RegisterAncestorStructure (const OpenGl_Structure* theStructure) const | |
400 | { | |
401 | for (OpenGl_ListOfStructure::Iterator anIt (myAncestorStructures); anIt.More(); anIt.Next()) | |
402 | { | |
403 | if (anIt.Value() == theStructure) | |
404 | { | |
405 | return; | |
5322131b | 406 | } |
e276548b | 407 | } |
408 | ||
409 | myAncestorStructures.Append (theStructure); | |
410 | } | |
411 | ||
412 | // ======================================================================= | |
413 | // function : UnregisterAncestorStructure | |
414 | // purpose : | |
415 | // ======================================================================= | |
416 | void OpenGl_Structure::UnregisterAncestorStructure (const OpenGl_Structure* theStructure) const | |
417 | { | |
418 | for (OpenGl_ListOfStructure::Iterator anIt (myAncestorStructures); anIt.More(); anIt.Next()) | |
419 | { | |
420 | if (anIt.Value() == theStructure) | |
421 | { | |
422 | myAncestorStructures.Remove (anIt); | |
423 | return; | |
5322131b | 424 | } |
e276548b | 425 | } |
426 | } | |
427 | ||
d5af8626 | 428 | // ======================================================================= |
429 | // function : UnregisterFromAncestorStructure | |
430 | // purpose : | |
431 | // ======================================================================= | |
432 | void OpenGl_Structure::UnregisterFromAncestorStructure() const | |
433 | { | |
434 | for (OpenGl_ListOfStructure::Iterator anIta (myAncestorStructures); anIta.More(); anIta.Next()) | |
435 | { | |
436 | OpenGl_Structure* anAncestor = const_cast<OpenGl_Structure*> (anIta.ChangeValue()); | |
437 | ||
438 | for (OpenGl_ListOfStructure::Iterator anIts (anAncestor->myConnected); anIts.More(); anIts.Next()) | |
439 | { | |
440 | if (anIts.Value() == this) | |
441 | { | |
442 | anAncestor->myConnected.Remove (anIts); | |
443 | return; | |
5322131b | 444 | } |
d5af8626 | 445 | } |
446 | } | |
447 | } | |
448 | ||
e276548b | 449 | // ======================================================================= |
450 | // function : UpdateStateWithAncestorStructures | |
451 | // purpose : | |
452 | // ======================================================================= | |
453 | void OpenGl_Structure::UpdateStateWithAncestorStructures() const | |
454 | { | |
455 | myModificationState++; | |
456 | ||
457 | for (OpenGl_ListOfStructure::Iterator anIt (myAncestorStructures); anIt.More(); anIt.Next()) | |
458 | { | |
459 | anIt.Value()->UpdateStateWithAncestorStructures(); | |
460 | } | |
461 | } | |
462 | ||
463 | // ======================================================================= | |
464 | // function : UpdateRaytracableWithAncestorStructures | |
465 | // purpose : | |
466 | // ======================================================================= | |
467 | void OpenGl_Structure::UpdateRaytracableWithAncestorStructures() const | |
468 | { | |
469 | myIsRaytracable = OpenGl_Raytrace::IsRaytracedStructure (this); | |
470 | ||
471 | if (!myIsRaytracable) | |
472 | { | |
473 | for (OpenGl_ListOfStructure::Iterator anIt (myAncestorStructures); anIt.More(); anIt.Next()) | |
474 | { | |
475 | anIt.Value()->UpdateRaytracableWithAncestorStructures(); | |
476 | } | |
477 | } | |
478 | } | |
479 | ||
480 | // ======================================================================= | |
481 | // function : SetRaytracableWithAncestorStructures | |
482 | // purpose : | |
483 | // ======================================================================= | |
484 | void OpenGl_Structure::SetRaytracableWithAncestorStructures() const | |
485 | { | |
486 | myIsRaytracable = Standard_True; | |
487 | ||
488 | for (OpenGl_ListOfStructure::Iterator anIt (myAncestorStructures); anIt.More(); anIt.Next()) | |
489 | { | |
490 | if (!anIt.Value()->IsRaytracable()) | |
491 | { | |
492 | anIt.Value()->SetRaytracableWithAncestorStructures(); | |
493 | } | |
494 | } | |
495 | } | |
496 | ||
497 | #endif | |
498 | ||
4269bd1b | 499 | // ======================================================================= |
500 | // function : Connect | |
501 | // purpose : | |
502 | // ======================================================================= | |
63bcc448 | 503 | void OpenGl_Structure::Connect (Graphic3d_CStructure& theStructure) |
2166f0fa | 504 | { |
63bcc448 | 505 | OpenGl_Structure* aStruct = (OpenGl_Structure* )&theStructure; |
e276548b | 506 | Disconnect (theStructure); |
63bcc448 | 507 | myConnected.Append (aStruct); |
e276548b | 508 | |
509 | #ifdef HAVE_OPENCL | |
63bcc448 | 510 | if (aStruct->IsRaytracable()) |
e276548b | 511 | { |
512 | UpdateStateWithAncestorStructures(); | |
513 | SetRaytracableWithAncestorStructures(); | |
514 | } | |
515 | ||
63bcc448 | 516 | aStruct->RegisterAncestorStructure (this); |
e276548b | 517 | #endif |
2166f0fa SK |
518 | } |
519 | ||
4269bd1b | 520 | // ======================================================================= |
521 | // function : Disconnect | |
522 | // purpose : | |
523 | // ======================================================================= | |
63bcc448 | 524 | void OpenGl_Structure::Disconnect (Graphic3d_CStructure& theStructure) |
2166f0fa | 525 | { |
63bcc448 | 526 | OpenGl_Structure* aStruct = (OpenGl_Structure* )&theStructure; |
527 | for (OpenGl_ListOfStructure::Iterator anIter (myConnected); anIter.More(); anIter.Next()) | |
2166f0fa SK |
528 | { |
529 | // Check for the given structure | |
63bcc448 | 530 | if (anIter.Value() == aStruct) |
2166f0fa | 531 | { |
63bcc448 | 532 | myConnected.Remove (anIter); |
e276548b | 533 | |
534 | #ifdef HAVE_OPENCL | |
63bcc448 | 535 | if (aStruct->IsRaytracable()) |
e276548b | 536 | { |
537 | UpdateStateWithAncestorStructures(); | |
538 | UpdateRaytracableWithAncestorStructures(); | |
539 | } | |
540 | ||
63bcc448 | 541 | aStruct->UnregisterAncestorStructure (this); |
e276548b | 542 | #endif |
2166f0fa SK |
543 | return; |
544 | } | |
2166f0fa SK |
545 | } |
546 | } | |
547 | ||
4269bd1b | 548 | // ======================================================================= |
b64d84be | 549 | // function : NewGroup |
4269bd1b | 550 | // purpose : |
551 | // ======================================================================= | |
b64d84be | 552 | Handle(Graphic3d_Group) OpenGl_Structure::NewGroup (const Handle(Graphic3d_Structure)& theStruct) |
2166f0fa | 553 | { |
b64d84be | 554 | Handle(OpenGl_Group) aGroup = new OpenGl_Group (theStruct); |
555 | myGroups.Append (aGroup); | |
556 | return aGroup; | |
2166f0fa SK |
557 | } |
558 | ||
4269bd1b | 559 | // ======================================================================= |
560 | // function : RemoveGroup | |
561 | // purpose : | |
562 | // ======================================================================= | |
b64d84be | 563 | void OpenGl_Structure::RemoveGroup (const Handle(Graphic3d_Group)& theGroup) |
2166f0fa | 564 | { |
b64d84be | 565 | if (theGroup.IsNull()) |
566 | { | |
567 | return; | |
568 | } | |
569 | ||
570 | for (Graphic3d_SequenceOfGroup::Iterator aGroupIter (myGroups); aGroupIter.More(); aGroupIter.Next()) | |
2166f0fa SK |
571 | { |
572 | // Check for the given group | |
b64d84be | 573 | if (aGroupIter.Value() == theGroup) |
2166f0fa | 574 | { |
b64d84be | 575 | theGroup->Clear (Standard_False); |
e276548b | 576 | |
b64d84be | 577 | #ifdef HAVE_OPENCL |
578 | if (((OpenGl_Group* )theGroup.operator->())->IsRaytracable()) | |
e276548b | 579 | { |
580 | UpdateStateWithAncestorStructures(); | |
581 | UpdateRaytracableWithAncestorStructures(); | |
582 | } | |
b64d84be | 583 | #endif |
e276548b | 584 | |
b64d84be | 585 | myGroups.Remove (aGroupIter); |
2166f0fa SK |
586 | return; |
587 | } | |
2166f0fa SK |
588 | } |
589 | } | |
590 | ||
63bcc448 | 591 | // ======================================================================= |
592 | // function : Clear | |
593 | // purpose : | |
594 | // ======================================================================= | |
595 | void OpenGl_Structure::Clear() | |
596 | { | |
597 | Clear (GlDriver()->GetSharedContext()); | |
598 | } | |
599 | ||
4269bd1b | 600 | // ======================================================================= |
601 | // function : Clear | |
602 | // purpose : | |
603 | // ======================================================================= | |
5e27df78 | 604 | void OpenGl_Structure::Clear (const Handle(OpenGl_Context)& theGlCtx) |
2166f0fa | 605 | { |
e276548b | 606 | #ifdef HAVE_OPENCL |
607 | Standard_Boolean aRaytracableGroupDeleted (Standard_False); | |
608 | #endif | |
609 | ||
5e27df78 | 610 | // Release groups |
b64d84be | 611 | for (OpenGl_Structure::GroupIterator aGroupIter (myGroups); aGroupIter.More(); aGroupIter.Next()) |
2166f0fa | 612 | { |
b64d84be | 613 | #ifdef HAVE_OPENCL |
614 | aRaytracableGroupDeleted |= aGroupIter.Value()->IsRaytracable(); | |
615 | #endif | |
5322131b | 616 | |
2166f0fa | 617 | // Delete objects |
b64d84be | 618 | aGroupIter.ChangeValue()->Release (theGlCtx); |
2166f0fa SK |
619 | } |
620 | myGroups.Clear(); | |
e276548b | 621 | |
622 | #ifdef HAVE_OPENCL | |
623 | if (aRaytracableGroupDeleted) | |
624 | { | |
625 | UpdateStateWithAncestorStructures(); | |
626 | UpdateRaytracableWithAncestorStructures(); | |
627 | } | |
628 | #endif | |
2166f0fa SK |
629 | } |
630 | ||
4269bd1b | 631 | // ======================================================================= |
632 | // function : Render | |
633 | // purpose : | |
634 | // ======================================================================= | |
2166f0fa SK |
635 | void OpenGl_Structure::Render (const Handle(OpenGl_Workspace) &AWorkspace) const |
636 | { | |
637 | // Process the structure only if visible | |
638 | if ( myNamedStatus & OPENGL_NS_HIDE ) | |
639 | return; | |
640 | ||
641 | // Render named status | |
642 | const Standard_Integer named_status = AWorkspace->NamedStatus; | |
643 | AWorkspace->NamedStatus |= myNamedStatus; | |
644 | ||
645 | // Is rendering in ADD or IMMEDIATE mode? | |
679ecdee | 646 | const Standard_Boolean isImmediate = (AWorkspace->NamedStatus & OPENGL_NS_IMMEDIATE) != 0; |
2166f0fa | 647 | |
30f0ad28 | 648 | const Handle(OpenGl_Context)& aCtx = AWorkspace->GetGlContext(); |
649 | ||
2166f0fa SK |
650 | // Apply local transformation |
651 | GLint matrix_mode = 0; | |
652 | const OpenGl_Matrix *local_trsf = NULL; | |
653 | if (myTransformation) | |
654 | { | |
655 | if (isImmediate) | |
656 | { | |
30f0ad28 | 657 | Tmatrix3 aModelWorld; |
658 | call_util_transpose_mat (*aModelWorld, myTransformation->mat); | |
2166f0fa | 659 | glGetIntegerv (GL_MATRIX_MODE, &matrix_mode); |
30f0ad28 | 660 | |
661 | if (!aCtx->ShaderManager()->IsEmpty()) | |
662 | { | |
663 | Tmatrix3 aWorldView; | |
664 | glGetFloatv (GL_MODELVIEW_MATRIX, *aWorldView); | |
665 | ||
666 | Tmatrix3 aProjection; | |
667 | glGetFloatv (GL_PROJECTION_MATRIX, *aProjection); | |
668 | ||
b5ac8292 | 669 | aCtx->ShaderManager()->UpdateModelWorldStateTo (&aModelWorld); |
670 | aCtx->ShaderManager()->UpdateWorldViewStateTo (&aWorldView); | |
671 | aCtx->ShaderManager()->UpdateProjectionStateTo (&aProjection); | |
30f0ad28 | 672 | } |
673 | ||
2166f0fa SK |
674 | glMatrixMode (GL_MODELVIEW); |
675 | glPushMatrix (); | |
676 | glScalef (1.F, 1.F, 1.F); | |
30f0ad28 | 677 | glMultMatrixf (*aModelWorld); |
2166f0fa SK |
678 | } |
679 | else | |
680 | { | |
681 | glMatrixMode (GL_MODELVIEW); | |
682 | glPushMatrix(); | |
683 | ||
30f0ad28 | 684 | local_trsf = AWorkspace->SetStructureMatrix (myTransformation); |
2166f0fa SK |
685 | } |
686 | } | |
687 | ||
688 | // Apply transform persistence | |
689 | const TEL_TRANSFORM_PERSISTENCE *trans_pers = NULL; | |
690 | if ( myTransPers && myTransPers->mode != 0 ) | |
691 | { | |
30f0ad28 | 692 | trans_pers = AWorkspace->ActiveView()->BeginTransformPersistence (aCtx, myTransPers); |
2166f0fa SK |
693 | } |
694 | ||
2166f0fa SK |
695 | // Apply aspects |
696 | const OpenGl_AspectLine *aspect_line = AWorkspace->AspectLine(Standard_False); | |
697 | const OpenGl_AspectFace *aspect_face = AWorkspace->AspectFace(Standard_False); | |
698 | const OpenGl_AspectMarker *aspect_marker = AWorkspace->AspectMarker(Standard_False); | |
699 | const OpenGl_AspectText *aspect_text = AWorkspace->AspectText(Standard_False); | |
700 | if (myAspectLine) | |
701 | AWorkspace->SetAspectLine(myAspectLine); | |
702 | if (myAspectFace) | |
703 | AWorkspace->SetAspectFace(myAspectFace); | |
704 | if (myAspectMarker) | |
705 | AWorkspace->SetAspectMarker(myAspectMarker); | |
706 | if (myAspectText) | |
707 | AWorkspace->SetAspectText(myAspectText); | |
708 | ||
709 | // Apply highlight box | |
b64d84be | 710 | if (!myHighlightBox.IsNull()) |
711 | { | |
712 | myHighlightBox->Render (AWorkspace); | |
713 | } | |
2166f0fa SK |
714 | |
715 | // Apply highlight color | |
716 | const TEL_COLOUR *highlight_color = AWorkspace->HighlightColor; | |
717 | if (myHighlightColor) | |
718 | AWorkspace->HighlightColor = myHighlightColor; | |
719 | ||
720 | // Render connected structures | |
721 | OpenGl_ListOfStructure::Iterator its(myConnected); | |
722 | while (its.More()) | |
723 | { | |
724 | its.Value()->Render(AWorkspace); | |
725 | its.Next(); | |
726 | } | |
727 | ||
4269bd1b | 728 | // Set up plane equations for non-structure transformed global model-view matrix |
729 | const Handle(OpenGl_Context)& aContext = AWorkspace->GetGlContext(); | |
730 | ||
b859a34d | 731 | // List of planes to be applied to context state |
51b10cd4 | 732 | Handle(Graphic3d_SequenceOfHClipPlane) aUserPlanes; |
b859a34d | 733 | |
734 | // Collect clipping planes of structure scope | |
735 | if (!myClipPlanes.IsEmpty()) | |
4269bd1b | 736 | { |
51b10cd4 | 737 | Graphic3d_SequenceOfHClipPlane::Iterator aClippingIt (myClipPlanes); |
b859a34d | 738 | for (; aClippingIt.More(); aClippingIt.Next()) |
739 | { | |
740 | const Handle(Graphic3d_ClipPlane)& aClipPlane = aClippingIt.Value(); | |
741 | if (!aClipPlane->IsOn()) | |
742 | { | |
743 | continue; | |
744 | } | |
745 | ||
746 | if (aUserPlanes.IsNull()) | |
747 | { | |
51b10cd4 | 748 | aUserPlanes = new Graphic3d_SequenceOfHClipPlane(); |
b859a34d | 749 | } |
750 | ||
51b10cd4 | 751 | aUserPlanes->Append (aClipPlane); |
b859a34d | 752 | } |
4269bd1b | 753 | } |
754 | ||
b859a34d | 755 | if (!aUserPlanes.IsNull() && !aUserPlanes->IsEmpty()) |
4269bd1b | 756 | { |
b859a34d | 757 | // add planes at loaded view matrix state |
758 | aContext->ChangeClipping().AddWorld (*aUserPlanes, AWorkspace); | |
30f0ad28 | 759 | |
760 | // Set OCCT state uniform variables | |
761 | if (!aContext->ShaderManager()->IsEmpty()) | |
762 | { | |
763 | aContext->ShaderManager()->UpdateClippingState(); | |
764 | } | |
4269bd1b | 765 | } |
766 | ||
2166f0fa | 767 | // Render groups |
b64d84be | 768 | const Graphic3d_SequenceOfGroup& aGroups = DrawGroups(); |
769 | for (OpenGl_Structure::GroupIterator aGroupIter (aGroups); aGroupIter.More(); aGroupIter.Next()) | |
2166f0fa | 770 | { |
b64d84be | 771 | aGroupIter.Value()->Render (AWorkspace); |
2166f0fa SK |
772 | } |
773 | ||
b859a34d | 774 | // Render capping for structure groups |
775 | if (!aContext->Clipping().Planes().IsEmpty()) | |
776 | { | |
679ecdee | 777 | OpenGl_CappingAlgo::RenderCapping (AWorkspace, aGroups); |
b859a34d | 778 | } |
4269bd1b | 779 | |
b859a34d | 780 | // Revert structure clippings |
781 | if (!aUserPlanes.IsNull() && !aUserPlanes->IsEmpty()) | |
4269bd1b | 782 | { |
b859a34d | 783 | aContext->ChangeClipping().Remove (*aUserPlanes); |
30f0ad28 | 784 | |
785 | // Set OCCT state uniform variables | |
786 | if (!aContext->ShaderManager()->IsEmpty()) | |
787 | { | |
788 | aContext->ShaderManager()->RevertClippingState(); | |
789 | } | |
4269bd1b | 790 | } |
791 | ||
2166f0fa SK |
792 | // Restore highlight color |
793 | AWorkspace->HighlightColor = highlight_color; | |
794 | ||
795 | // Restore aspects | |
796 | AWorkspace->SetAspectLine(aspect_line); | |
797 | AWorkspace->SetAspectFace(aspect_face); | |
798 | AWorkspace->SetAspectMarker(aspect_marker); | |
799 | AWorkspace->SetAspectText(aspect_text); | |
800 | ||
801 | // Restore transform persistence | |
802 | if ( myTransPers && myTransPers->mode != 0 ) | |
803 | { | |
30f0ad28 | 804 | AWorkspace->ActiveView()->BeginTransformPersistence (aContext, trans_pers); |
2166f0fa SK |
805 | } |
806 | ||
807 | // Restore local transformation | |
808 | if (myTransformation) | |
809 | { | |
810 | if (isImmediate) | |
811 | { | |
812 | glPopMatrix (); | |
813 | glMatrixMode (matrix_mode); | |
30f0ad28 | 814 | |
815 | Tmatrix3 aModelWorldState = { { 1.f, 0.f, 0.f, 0.f }, | |
816 | { 0.f, 1.f, 0.f, 0.f }, | |
817 | { 0.f, 0.f, 1.f, 0.f }, | |
818 | { 0.f, 0.f, 0.f, 1.f } }; | |
819 | ||
b5ac8292 | 820 | aContext->ShaderManager()->RevertModelWorldStateTo (&aModelWorldState); |
2166f0fa SK |
821 | } |
822 | else | |
823 | { | |
30f0ad28 | 824 | AWorkspace->SetStructureMatrix (local_trsf, true); |
2166f0fa SK |
825 | |
826 | glMatrixMode (GL_MODELVIEW); | |
827 | glPopMatrix(); | |
828 | } | |
829 | } | |
830 | ||
831 | // Restore named status | |
832 | AWorkspace->NamedStatus = named_status; | |
833 | } | |
834 | ||
5e27df78 | 835 | // ======================================================================= |
836 | // function : Release | |
837 | // purpose : | |
838 | // ======================================================================= | |
839 | void OpenGl_Structure::Release (const Handle(OpenGl_Context)& theGlCtx) | |
840 | { | |
841 | // Release groups | |
842 | Clear (theGlCtx); | |
843 | OpenGl_Element::Destroy (theGlCtx, myAspectLine); | |
844 | OpenGl_Element::Destroy (theGlCtx, myAspectFace); | |
845 | OpenGl_Element::Destroy (theGlCtx, myAspectMarker); | |
846 | OpenGl_Element::Destroy (theGlCtx, myAspectText); | |
b64d84be | 847 | clearHighlightColor (theGlCtx); |
d5af8626 | 848 | |
849 | #ifdef HAVE_OPENCL | |
850 | // Remove from connected list of ancestor | |
851 | UnregisterFromAncestorStructure(); | |
852 | #endif | |
5e27df78 | 853 | } |
854 | ||
dd8a4ce9 | 855 | // ======================================================================= |
856 | // function : ReleaseGlResources | |
857 | // purpose : | |
858 | // ======================================================================= | |
859 | void OpenGl_Structure::ReleaseGlResources (const Handle(OpenGl_Context)& theGlCtx) | |
860 | { | |
b64d84be | 861 | for (OpenGl_Structure::GroupIterator aGroupIter (myGroups); aGroupIter.More(); aGroupIter.Next()) |
dd8a4ce9 | 862 | { |
b64d84be | 863 | aGroupIter.ChangeValue()->Release (theGlCtx); |
dd8a4ce9 | 864 | } |
865 | if (myAspectLine != NULL) | |
866 | { | |
867 | myAspectLine->Release (theGlCtx); | |
868 | } | |
869 | if (myAspectFace != NULL) | |
870 | { | |
871 | myAspectFace->Release (theGlCtx); | |
872 | } | |
873 | if (myAspectMarker != NULL) | |
874 | { | |
875 | myAspectMarker->Release (theGlCtx); | |
876 | } | |
877 | if (myAspectText != NULL) | |
878 | { | |
879 | myAspectText->Release (theGlCtx); | |
880 | } | |
b64d84be | 881 | if (!myHighlightBox.IsNull()) |
dd8a4ce9 | 882 | { |
883 | myHighlightBox->Release (theGlCtx); | |
884 | } | |
885 | } | |
886 | ||
59f45b7c | 887 | //======================================================================= |
888 | //function : SetZLayer | |
bf75be98 | 889 | //purpose : |
59f45b7c | 890 | //======================================================================= |
59f45b7c | 891 | void OpenGl_Structure::SetZLayer (const Standard_Integer theLayerIndex) |
892 | { | |
893 | myZLayer = theLayerIndex; | |
894 | } | |
895 | ||
896 | //======================================================================= | |
897 | //function : GetZLayer | |
bf75be98 | 898 | //purpose : |
59f45b7c | 899 | //======================================================================= |
59f45b7c | 900 | Standard_Integer OpenGl_Structure::GetZLayer () const |
901 | { | |
902 | return myZLayer; | |
903 | } | |
679ecdee | 904 | |
905 | class OpenGl_StructureShadow : public OpenGl_Structure | |
906 | { | |
907 | ||
908 | public: | |
909 | ||
910 | //! Create empty structure | |
911 | OpenGl_StructureShadow (const Handle(Graphic3d_StructureManager)& theManager, | |
912 | const Handle(OpenGl_Structure)& theStructure); | |
913 | ||
b64d84be | 914 | virtual const Graphic3d_SequenceOfGroup& DrawGroups() const { return myParent->DrawGroups(); } |
679ecdee | 915 | |
916 | private: | |
917 | ||
918 | Handle(OpenGl_Structure) myParent; | |
919 | ||
920 | public: | |
921 | ||
922 | DEFINE_STANDARD_RTTI(OpenGl_Structure) // Type definition | |
923 | ||
924 | }; | |
925 | ||
926 | DEFINE_STANDARD_HANDLE(OpenGl_StructureShadow, OpenGl_Structure) | |
927 | ||
928 | IMPLEMENT_STANDARD_HANDLE (OpenGl_StructureShadow, OpenGl_Structure) | |
929 | IMPLEMENT_STANDARD_RTTIEXT(OpenGl_StructureShadow, OpenGl_Structure) | |
930 | ||
931 | OpenGl_StructureShadow::OpenGl_StructureShadow (const Handle(Graphic3d_StructureManager)& theManager, | |
932 | const Handle(OpenGl_Structure)& theStructure) | |
933 | : OpenGl_Structure (theManager) | |
934 | { | |
935 | Handle(OpenGl_StructureShadow) aShadow = Handle(OpenGl_StructureShadow)::DownCast (theStructure); | |
936 | myParent = aShadow.IsNull() ? theStructure : aShadow->myParent; | |
937 | ||
938 | ||
939 | Composition = myParent->Composition; | |
940 | ContainsFacet = myParent->ContainsFacet; | |
941 | IsInfinite = myParent->IsInfinite; | |
942 | for (Standard_Integer i = 0; i <= 3; ++i) | |
943 | { | |
944 | for (Standard_Integer j = 0; j <= 3; ++j) | |
945 | { | |
946 | Graphic3d_CStructure::Transformation[i][j] = myParent->Graphic3d_CStructure::Transformation[i][j]; | |
947 | } | |
948 | } | |
949 | ||
950 | TransformPersistence.IsSet = myParent->TransformPersistence.IsSet; | |
951 | TransformPersistence.Flag = myParent->TransformPersistence.Flag; | |
952 | TransformPersistence.Point = myParent->TransformPersistence.Point; | |
953 | } | |
954 | ||
955 | //======================================================================= | |
956 | //function : ShadowLink | |
957 | //purpose : | |
958 | //======================================================================= | |
959 | Handle(Graphic3d_CStructure) OpenGl_Structure::ShadowLink (const Handle(Graphic3d_StructureManager)& theManager) const | |
960 | { | |
961 | return new OpenGl_StructureShadow (theManager, this); | |
962 | } |