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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 | |
4269bd1b | 16 | #include <OpenGl_CappingAlgo.hxx> |
17 | #include <OpenGl_Context.hxx> | |
30f0ad28 | 18 | #include <OpenGl_GlCore11.hxx> |
63bcc448 | 19 | #include <OpenGl_GraphicDriver.hxx> |
30f0ad28 | 20 | #include <OpenGl_ShaderManager.hxx> |
21 | #include <OpenGl_ShaderProgram.hxx> | |
2bd4bfac | 22 | #include <OpenGl_StructureShadow.hxx> |
2166f0fa | 23 | #include <OpenGl_telem_util.hxx> |
30f0ad28 | 24 | #include <OpenGl_Vec.hxx> |
25 | #include <OpenGl_View.hxx> | |
26 | #include <OpenGl_Workspace.hxx> | |
2166f0fa | 27 | |
51b10cd4 | 28 | #include <Graphic3d_SequenceOfHClipPlane_Handle.hxx> |
b859a34d | 29 | |
63bcc448 | 30 | IMPLEMENT_STANDARD_HANDLE (OpenGl_Structure, Graphic3d_CStructure) |
31 | IMPLEMENT_STANDARD_RTTIEXT(OpenGl_Structure, Graphic3d_CStructure) | |
32 | ||
27eed937 | 33 | //! Auxiliary class for bounding box presentation |
34 | class OpenGl_BndBoxPrs : public OpenGl_Element | |
35 | { | |
36 | ||
37 | public: | |
38 | ||
39 | //! Main constructor | |
b7cd4ba7 | 40 | OpenGl_BndBoxPrs (const Graphic3d_BndBox4f& theBndBox) |
41 | { | |
42 | const float Xm = theBndBox.CornerMin().x(); | |
43 | const float Ym = theBndBox.CornerMin().y(); | |
44 | const float Zm = theBndBox.CornerMin().z(); | |
45 | const float XM = theBndBox.CornerMax().x(); | |
46 | const float YM = theBndBox.CornerMax().y(); | |
47 | const float ZM = theBndBox.CornerMax().z(); | |
48 | ||
27eed937 | 49 | myVerts[0] = OpenGl_Vec3 (Xm, Ym, Zm); |
50 | myVerts[1] = OpenGl_Vec3 (Xm, Ym, ZM); | |
51 | myVerts[2] = OpenGl_Vec3 (Xm, YM, ZM); | |
52 | myVerts[3] = OpenGl_Vec3 (Xm, YM, Zm); | |
53 | myVerts[4] = OpenGl_Vec3 (Xm, Ym, Zm); | |
54 | myVerts[5] = OpenGl_Vec3 (XM, Ym, Zm); | |
55 | myVerts[6] = OpenGl_Vec3 (XM, Ym, ZM); | |
56 | myVerts[7] = OpenGl_Vec3 (XM, YM, ZM); | |
57 | myVerts[8] = OpenGl_Vec3 (XM, YM, Zm); | |
58 | myVerts[9] = OpenGl_Vec3 (XM, Ym, Zm); | |
59 | myVerts[10] = OpenGl_Vec3 (XM, YM, Zm); | |
60 | myVerts[11] = OpenGl_Vec3 (Xm, YM, Zm); | |
61 | myVerts[12] = OpenGl_Vec3 (Xm, YM, ZM); | |
62 | myVerts[13] = OpenGl_Vec3 (XM, YM, ZM); | |
63 | myVerts[14] = OpenGl_Vec3 (XM, Ym, ZM); | |
64 | myVerts[15] = OpenGl_Vec3 (Xm, Ym, ZM); | |
65 | } | |
66 | ||
67 | //! Render presentation | |
68 | virtual void Render (const Handle(OpenGl_Workspace)& theWorkspace) const | |
69 | { | |
ca3c13d1 | 70 | #if !defined(GL_ES_VERSION_2_0) |
27eed937 | 71 | // Apply line aspect |
72 | const OpenGl_AspectLine* anAspectLine = theWorkspace->AspectLine (Standard_True); | |
73 | const Handle(OpenGl_Texture) aPrevTexture = theWorkspace->DisableTexture(); | |
74 | ||
75 | glDisable (GL_LIGHTING); | |
679ecdee | 76 | if ((theWorkspace->NamedStatus & OPENGL_NS_IMMEDIATE) != 0) |
27eed937 | 77 | { |
78 | glDepthMask (GL_FALSE); | |
79 | } | |
80 | ||
81 | // Use highlight colors | |
ca3c13d1 | 82 | theWorkspace->GetGlContext()->core11->glColor3fv ((theWorkspace->NamedStatus & OPENGL_NS_HIGHLIGHT) ? theWorkspace->HighlightColor->rgb : anAspectLine->Color().rgb); |
27eed937 | 83 | |
84 | glEnableClientState (GL_VERTEX_ARRAY); | |
85 | glVertexPointer (3, GL_FLOAT, 0, (GLfloat* )&myVerts); | |
86 | glDrawArrays (GL_LINE_STRIP, 0, 16); | |
87 | glDisableClientState (GL_VERTEX_ARRAY); | |
88 | ||
89 | // restore aspects | |
90 | if (!aPrevTexture.IsNull()) | |
91 | { | |
92 | theWorkspace->EnableTexture (aPrevTexture); | |
93 | } | |
ca3c13d1 | 94 | #endif |
27eed937 | 95 | } |
96 | ||
97 | //! Release graphical resources | |
10b9c7df | 98 | virtual void Release (OpenGl_Context*) |
27eed937 | 99 | { |
100 | // | |
101 | } | |
102 | ||
103 | protected: | |
104 | ||
105 | //! Protected destructor | |
106 | virtual ~OpenGl_BndBoxPrs() {} | |
107 | ||
108 | private: | |
109 | ||
110 | OpenGl_Vec3 myVerts[16]; //!< vertices array | |
111 | ||
112 | public: | |
113 | ||
114 | DEFINE_STANDARD_ALLOC | |
115 | ||
116 | }; | |
2166f0fa SK |
117 | |
118 | /*----------------------------------------------------------------------*/ | |
119 | ||
4269bd1b | 120 | // ======================================================================= |
121 | // function : call_util_transpose_mat | |
122 | // purpose : | |
123 | // ======================================================================= | |
2166f0fa SK |
124 | static void call_util_transpose_mat (float tmat[16], float mat[4][4]) |
125 | { | |
126 | int i, j; | |
127 | ||
128 | for (i=0; i<4; i++) | |
129 | for (j=0; j<4; j++) | |
130 | tmat[j*4+i] = mat[i][j]; | |
131 | } | |
132 | ||
4269bd1b | 133 | // ======================================================================= |
134 | // function : OpenGl_Structure | |
135 | // purpose : | |
136 | // ======================================================================= | |
63bcc448 | 137 | OpenGl_Structure::OpenGl_Structure (const Handle(Graphic3d_StructureManager)& theManager) |
138 | : Graphic3d_CStructure (theManager), | |
139 | myTransformation(NULL), | |
2166f0fa | 140 | myTransPers(NULL), |
2166f0fa SK |
141 | myAspectLine(NULL), |
142 | myAspectFace(NULL), | |
143 | myAspectMarker(NULL), | |
144 | myAspectText(NULL), | |
2166f0fa | 145 | myHighlightColor(NULL), |
59f45b7c | 146 | myNamedStatus(0), |
fc73a202 | 147 | myZLayer(0), |
148 | myIsRaytracable (Standard_False), | |
b7cd4ba7 | 149 | myModificationState (0), |
150 | myIsCulled (Standard_True) | |
2166f0fa | 151 | { |
63bcc448 | 152 | UpdateNamedStatus(); |
2166f0fa SK |
153 | } |
154 | ||
4269bd1b | 155 | // ======================================================================= |
156 | // function : ~OpenGl_Structure | |
157 | // purpose : | |
158 | // ======================================================================= | |
5e27df78 | 159 | OpenGl_Structure::~OpenGl_Structure() |
2166f0fa | 160 | { |
5e27df78 | 161 | Release (Handle(OpenGl_Context)()); |
162 | delete myTransformation; myTransformation = NULL; | |
163 | delete myTransPers; myTransPers = NULL; | |
2166f0fa SK |
164 | } |
165 | ||
4269bd1b | 166 | // ======================================================================= |
63bcc448 | 167 | // function : UpdateAspects |
4269bd1b | 168 | // purpose : |
169 | // ======================================================================= | |
63bcc448 | 170 | void OpenGl_Structure::UpdateAspects() |
2166f0fa | 171 | { |
63bcc448 | 172 | SetTransformPersistence (TransformPersistence); |
173 | ||
174 | if (ContextLine.IsDef) | |
175 | SetAspectLine (ContextLine); | |
176 | ||
177 | if (ContextFillArea.IsDef) | |
178 | SetAspectFace (ContextFillArea); | |
179 | ||
180 | if (ContextMarker.IsDef) | |
181 | SetAspectMarker (ContextMarker); | |
182 | ||
183 | if (ContextText.IsDef) | |
184 | SetAspectText (ContextText); | |
185 | } | |
186 | ||
187 | // ======================================================================= | |
188 | // function : UpdateTransformation | |
189 | // purpose : | |
190 | // ======================================================================= | |
191 | void OpenGl_Structure::UpdateTransformation() | |
192 | { | |
193 | if (myTransformation == NULL) | |
e276548b | 194 | { |
5e27df78 | 195 | myTransformation = new OpenGl_Matrix(); |
e276548b | 196 | } |
2166f0fa | 197 | |
63bcc448 | 198 | matcpy (myTransformation->mat, &Graphic3d_CStructure::Transformation[0][0]); |
e276548b | 199 | |
e276548b | 200 | if (myIsRaytracable) |
201 | { | |
202 | UpdateStateWithAncestorStructures(); | |
203 | } | |
2166f0fa SK |
204 | } |
205 | ||
4269bd1b | 206 | // ======================================================================= |
207 | // function : SetTransformPersistence | |
208 | // purpose : | |
209 | // ======================================================================= | |
2166f0fa SK |
210 | void OpenGl_Structure::SetTransformPersistence(const CALL_DEF_TRANSFORM_PERSISTENCE &ATransPers) |
211 | { | |
212 | if (!myTransPers) | |
213 | myTransPers = new TEL_TRANSFORM_PERSISTENCE; | |
214 | ||
215 | myTransPers->mode = ATransPers.Flag; | |
216 | myTransPers->pointX = ATransPers.Point.x; | |
217 | myTransPers->pointY = ATransPers.Point.y; | |
218 | myTransPers->pointZ = ATransPers.Point.z; | |
b7cd4ba7 | 219 | MarkAsNotCulled(); |
2166f0fa SK |
220 | } |
221 | ||
4269bd1b | 222 | // ======================================================================= |
223 | // function : SetAspectLine | |
224 | // purpose : | |
225 | // ======================================================================= | |
fd4a6963 | 226 | void OpenGl_Structure::SetAspectLine (const CALL_DEF_CONTEXTLINE &theAspect) |
2166f0fa SK |
227 | { |
228 | if (!myAspectLine) | |
fd4a6963 | 229 | { |
5e27df78 | 230 | myAspectLine = new OpenGl_AspectLine(); |
fd4a6963 | 231 | } |
232 | myAspectLine->SetAspect (theAspect); | |
2166f0fa SK |
233 | } |
234 | ||
4269bd1b | 235 | // ======================================================================= |
236 | // function : SetAspectFace | |
237 | // purpose : | |
238 | // ======================================================================= | |
fd4a6963 | 239 | void OpenGl_Structure::SetAspectFace (const CALL_DEF_CONTEXTFILLAREA& theAspect) |
2166f0fa SK |
240 | { |
241 | if (!myAspectFace) | |
bf75be98 | 242 | { |
5e27df78 | 243 | myAspectFace = new OpenGl_AspectFace(); |
bf75be98 | 244 | } |
fd4a6963 | 245 | myAspectFace->SetAspect (theAspect); |
e276548b | 246 | |
e276548b | 247 | if (myIsRaytracable) |
248 | { | |
249 | UpdateStateWithAncestorStructures(); | |
250 | } | |
2166f0fa SK |
251 | } |
252 | ||
4269bd1b | 253 | // ======================================================================= |
254 | // function : SetAspectMarker | |
255 | // purpose : | |
256 | // ======================================================================= | |
fd4a6963 | 257 | void OpenGl_Structure::SetAspectMarker (const CALL_DEF_CONTEXTMARKER& theAspect) |
2166f0fa SK |
258 | { |
259 | if (!myAspectMarker) | |
a577aaab | 260 | { |
5e27df78 | 261 | myAspectMarker = new OpenGl_AspectMarker(); |
a577aaab | 262 | } |
fd4a6963 | 263 | myAspectMarker->SetAspect (theAspect); |
2166f0fa SK |
264 | } |
265 | ||
4269bd1b | 266 | // ======================================================================= |
267 | // function : SetAspectText | |
268 | // purpose : | |
269 | // ======================================================================= | |
fd4a6963 | 270 | void OpenGl_Structure::SetAspectText (const CALL_DEF_CONTEXTTEXT &theAspect) |
2166f0fa SK |
271 | { |
272 | if (!myAspectText) | |
fd4a6963 | 273 | { |
5e27df78 | 274 | myAspectText = new OpenGl_AspectText(); |
fd4a6963 | 275 | } |
276 | myAspectText->SetAspect (theAspect); | |
2166f0fa SK |
277 | } |
278 | ||
4269bd1b | 279 | // ======================================================================= |
b64d84be | 280 | // function : clearHighlightBox |
4269bd1b | 281 | // purpose : |
282 | // ======================================================================= | |
b64d84be | 283 | void OpenGl_Structure::clearHighlightBox (const Handle(OpenGl_Context)& theGlCtx) |
2166f0fa | 284 | { |
b64d84be | 285 | if (!myHighlightBox.IsNull()) |
5e27df78 | 286 | { |
287 | myHighlightBox->Release (theGlCtx); | |
b64d84be | 288 | myHighlightBox.Nullify(); |
2166f0fa SK |
289 | } |
290 | } | |
291 | ||
63bcc448 | 292 | // ======================================================================= |
293 | // function : HighlightWithColor | |
294 | // purpose : | |
295 | // ======================================================================= | |
296 | void OpenGl_Structure::HighlightWithColor (const Graphic3d_Vec3& theColor, | |
297 | const Standard_Boolean theToCreate) | |
298 | { | |
299 | const Handle(OpenGl_Context)& aCtx = GlDriver()->GetSharedContext(); | |
300 | if (theToCreate) | |
b64d84be | 301 | setHighlightColor (aCtx, theColor); |
63bcc448 | 302 | else |
b64d84be | 303 | clearHighlightColor (aCtx); |
63bcc448 | 304 | } |
305 | ||
306 | // ======================================================================= | |
307 | // function : HighlightWithBndBox | |
308 | // purpose : | |
309 | // ======================================================================= | |
b64d84be | 310 | void OpenGl_Structure::HighlightWithBndBox (const Handle(Graphic3d_Structure)& theStruct, |
311 | const Standard_Boolean theToCreate) | |
63bcc448 | 312 | { |
313 | const Handle(OpenGl_Context)& aCtx = GlDriver()->GetSharedContext(); | |
b64d84be | 314 | if (!theToCreate) |
315 | { | |
316 | clearHighlightBox (aCtx); | |
317 | return; | |
318 | } | |
319 | ||
320 | if (!myHighlightBox.IsNull()) | |
321 | { | |
322 | myHighlightBox->Release (aCtx); | |
323 | } | |
63bcc448 | 324 | else |
b64d84be | 325 | { |
326 | myHighlightBox = new OpenGl_Group (theStruct); | |
327 | } | |
328 | ||
329 | CALL_DEF_CONTEXTLINE& aContextLine = myHighlightBox->ChangeContextLine(); | |
330 | aContextLine.IsDef = 1; | |
b7cd4ba7 | 331 | aContextLine.Color = HighlightColor; |
b64d84be | 332 | aContextLine.LineType = Aspect_TOL_SOLID; |
333 | aContextLine.Width = 1.0f; | |
334 | myHighlightBox->UpdateAspectLine (Standard_True); | |
335 | ||
b7cd4ba7 | 336 | OpenGl_BndBoxPrs* aBndBoxPrs = new OpenGl_BndBoxPrs (myBndBox); |
b64d84be | 337 | myHighlightBox->AddElement (aBndBoxPrs); |
63bcc448 | 338 | } |
339 | ||
4269bd1b | 340 | // ======================================================================= |
b64d84be | 341 | // function : setHighlightColor |
4269bd1b | 342 | // purpose : |
343 | // ======================================================================= | |
b64d84be | 344 | void OpenGl_Structure::setHighlightColor (const Handle(OpenGl_Context)& theGlCtx, |
63bcc448 | 345 | const Graphic3d_Vec3& theColor) |
2166f0fa | 346 | { |
b64d84be | 347 | clearHighlightBox (theGlCtx); |
5e27df78 | 348 | if (myHighlightColor == NULL) |
349 | { | |
350 | myHighlightColor = new TEL_COLOUR(); | |
351 | } | |
2166f0fa | 352 | |
63bcc448 | 353 | myHighlightColor->rgb[0] = theColor.r(); |
354 | myHighlightColor->rgb[1] = theColor.g(); | |
355 | myHighlightColor->rgb[2] = theColor.b(); | |
2166f0fa SK |
356 | myHighlightColor->rgb[3] = 1.F; |
357 | } | |
358 | ||
4269bd1b | 359 | // ======================================================================= |
b64d84be | 360 | // function : clearHighlightColor |
4269bd1b | 361 | // purpose : |
362 | // ======================================================================= | |
b64d84be | 363 | void OpenGl_Structure::clearHighlightColor (const Handle(OpenGl_Context)& theGlCtx) |
2166f0fa | 364 | { |
b64d84be | 365 | clearHighlightBox(theGlCtx); |
5e27df78 | 366 | delete myHighlightColor; |
367 | myHighlightColor = NULL; | |
2166f0fa SK |
368 | } |
369 | ||
e276548b | 370 | // ======================================================================= |
63bcc448 | 371 | // function : UpdateNamedStatus |
e276548b | 372 | // purpose : |
373 | // ======================================================================= | |
63bcc448 | 374 | void OpenGl_Structure::UpdateNamedStatus() |
e276548b | 375 | { |
63bcc448 | 376 | myNamedStatus = 0; |
377 | if (highlight) myNamedStatus |= OPENGL_NS_HIGHLIGHT; | |
378 | if (!visible) myNamedStatus |= OPENGL_NS_HIDE; | |
e276548b | 379 | |
e276548b | 380 | if (myIsRaytracable) |
381 | { | |
382 | UpdateStateWithAncestorStructures(); | |
383 | } | |
e276548b | 384 | } |
385 | ||
e276548b | 386 | // ======================================================================= |
387 | // function : RegisterAncestorStructure | |
388 | // purpose : | |
389 | // ======================================================================= | |
390 | void OpenGl_Structure::RegisterAncestorStructure (const OpenGl_Structure* theStructure) const | |
391 | { | |
392 | for (OpenGl_ListOfStructure::Iterator anIt (myAncestorStructures); anIt.More(); anIt.Next()) | |
393 | { | |
394 | if (anIt.Value() == theStructure) | |
395 | { | |
396 | return; | |
5322131b | 397 | } |
e276548b | 398 | } |
399 | ||
400 | myAncestorStructures.Append (theStructure); | |
401 | } | |
402 | ||
403 | // ======================================================================= | |
404 | // function : UnregisterAncestorStructure | |
405 | // purpose : | |
406 | // ======================================================================= | |
407 | void OpenGl_Structure::UnregisterAncestorStructure (const OpenGl_Structure* theStructure) const | |
408 | { | |
409 | for (OpenGl_ListOfStructure::Iterator anIt (myAncestorStructures); anIt.More(); anIt.Next()) | |
410 | { | |
411 | if (anIt.Value() == theStructure) | |
412 | { | |
413 | myAncestorStructures.Remove (anIt); | |
414 | return; | |
5322131b | 415 | } |
e276548b | 416 | } |
417 | } | |
418 | ||
d5af8626 | 419 | // ======================================================================= |
420 | // function : UnregisterFromAncestorStructure | |
421 | // purpose : | |
422 | // ======================================================================= | |
423 | void OpenGl_Structure::UnregisterFromAncestorStructure() const | |
424 | { | |
425 | for (OpenGl_ListOfStructure::Iterator anIta (myAncestorStructures); anIta.More(); anIta.Next()) | |
426 | { | |
427 | OpenGl_Structure* anAncestor = const_cast<OpenGl_Structure*> (anIta.ChangeValue()); | |
428 | ||
429 | for (OpenGl_ListOfStructure::Iterator anIts (anAncestor->myConnected); anIts.More(); anIts.Next()) | |
430 | { | |
431 | if (anIts.Value() == this) | |
432 | { | |
433 | anAncestor->myConnected.Remove (anIts); | |
434 | return; | |
5322131b | 435 | } |
d5af8626 | 436 | } |
437 | } | |
438 | } | |
439 | ||
e276548b | 440 | // ======================================================================= |
441 | // function : UpdateStateWithAncestorStructures | |
442 | // purpose : | |
443 | // ======================================================================= | |
444 | void OpenGl_Structure::UpdateStateWithAncestorStructures() const | |
445 | { | |
446 | myModificationState++; | |
447 | ||
448 | for (OpenGl_ListOfStructure::Iterator anIt (myAncestorStructures); anIt.More(); anIt.Next()) | |
449 | { | |
450 | anIt.Value()->UpdateStateWithAncestorStructures(); | |
451 | } | |
452 | } | |
453 | ||
454 | // ======================================================================= | |
455 | // function : UpdateRaytracableWithAncestorStructures | |
456 | // purpose : | |
457 | // ======================================================================= | |
458 | void OpenGl_Structure::UpdateRaytracableWithAncestorStructures() const | |
459 | { | |
460 | myIsRaytracable = OpenGl_Raytrace::IsRaytracedStructure (this); | |
461 | ||
462 | if (!myIsRaytracable) | |
463 | { | |
464 | for (OpenGl_ListOfStructure::Iterator anIt (myAncestorStructures); anIt.More(); anIt.Next()) | |
465 | { | |
466 | anIt.Value()->UpdateRaytracableWithAncestorStructures(); | |
467 | } | |
468 | } | |
469 | } | |
470 | ||
471 | // ======================================================================= | |
472 | // function : SetRaytracableWithAncestorStructures | |
473 | // purpose : | |
474 | // ======================================================================= | |
475 | void OpenGl_Structure::SetRaytracableWithAncestorStructures() const | |
476 | { | |
477 | myIsRaytracable = Standard_True; | |
478 | ||
479 | for (OpenGl_ListOfStructure::Iterator anIt (myAncestorStructures); anIt.More(); anIt.Next()) | |
480 | { | |
481 | if (!anIt.Value()->IsRaytracable()) | |
482 | { | |
483 | anIt.Value()->SetRaytracableWithAncestorStructures(); | |
484 | } | |
485 | } | |
486 | } | |
487 | ||
4269bd1b | 488 | // ======================================================================= |
489 | // function : Connect | |
490 | // purpose : | |
491 | // ======================================================================= | |
63bcc448 | 492 | void OpenGl_Structure::Connect (Graphic3d_CStructure& theStructure) |
2166f0fa | 493 | { |
63bcc448 | 494 | OpenGl_Structure* aStruct = (OpenGl_Structure* )&theStructure; |
e276548b | 495 | Disconnect (theStructure); |
63bcc448 | 496 | myConnected.Append (aStruct); |
e276548b | 497 | |
63bcc448 | 498 | if (aStruct->IsRaytracable()) |
e276548b | 499 | { |
500 | UpdateStateWithAncestorStructures(); | |
501 | SetRaytracableWithAncestorStructures(); | |
502 | } | |
503 | ||
63bcc448 | 504 | aStruct->RegisterAncestorStructure (this); |
2166f0fa SK |
505 | } |
506 | ||
4269bd1b | 507 | // ======================================================================= |
508 | // function : Disconnect | |
509 | // purpose : | |
510 | // ======================================================================= | |
63bcc448 | 511 | void OpenGl_Structure::Disconnect (Graphic3d_CStructure& theStructure) |
2166f0fa | 512 | { |
63bcc448 | 513 | OpenGl_Structure* aStruct = (OpenGl_Structure* )&theStructure; |
514 | for (OpenGl_ListOfStructure::Iterator anIter (myConnected); anIter.More(); anIter.Next()) | |
2166f0fa SK |
515 | { |
516 | // Check for the given structure | |
63bcc448 | 517 | if (anIter.Value() == aStruct) |
2166f0fa | 518 | { |
63bcc448 | 519 | myConnected.Remove (anIter); |
e276548b | 520 | |
63bcc448 | 521 | if (aStruct->IsRaytracable()) |
e276548b | 522 | { |
523 | UpdateStateWithAncestorStructures(); | |
524 | UpdateRaytracableWithAncestorStructures(); | |
525 | } | |
526 | ||
63bcc448 | 527 | aStruct->UnregisterAncestorStructure (this); |
2166f0fa SK |
528 | return; |
529 | } | |
2166f0fa SK |
530 | } |
531 | } | |
532 | ||
4269bd1b | 533 | // ======================================================================= |
b64d84be | 534 | // function : NewGroup |
4269bd1b | 535 | // purpose : |
536 | // ======================================================================= | |
b64d84be | 537 | Handle(Graphic3d_Group) OpenGl_Structure::NewGroup (const Handle(Graphic3d_Structure)& theStruct) |
2166f0fa | 538 | { |
b64d84be | 539 | Handle(OpenGl_Group) aGroup = new OpenGl_Group (theStruct); |
540 | myGroups.Append (aGroup); | |
541 | return aGroup; | |
2166f0fa SK |
542 | } |
543 | ||
4269bd1b | 544 | // ======================================================================= |
545 | // function : RemoveGroup | |
546 | // purpose : | |
547 | // ======================================================================= | |
b64d84be | 548 | void OpenGl_Structure::RemoveGroup (const Handle(Graphic3d_Group)& theGroup) |
2166f0fa | 549 | { |
b64d84be | 550 | if (theGroup.IsNull()) |
551 | { | |
552 | return; | |
553 | } | |
554 | ||
555 | for (Graphic3d_SequenceOfGroup::Iterator aGroupIter (myGroups); aGroupIter.More(); aGroupIter.Next()) | |
2166f0fa SK |
556 | { |
557 | // Check for the given group | |
b64d84be | 558 | if (aGroupIter.Value() == theGroup) |
2166f0fa | 559 | { |
b64d84be | 560 | theGroup->Clear (Standard_False); |
e276548b | 561 | |
b64d84be | 562 | if (((OpenGl_Group* )theGroup.operator->())->IsRaytracable()) |
e276548b | 563 | { |
564 | UpdateStateWithAncestorStructures(); | |
565 | UpdateRaytracableWithAncestorStructures(); | |
566 | } | |
e276548b | 567 | |
b64d84be | 568 | myGroups.Remove (aGroupIter); |
2166f0fa SK |
569 | return; |
570 | } | |
2166f0fa SK |
571 | } |
572 | } | |
573 | ||
63bcc448 | 574 | // ======================================================================= |
575 | // function : Clear | |
576 | // purpose : | |
577 | // ======================================================================= | |
578 | void OpenGl_Structure::Clear() | |
579 | { | |
580 | Clear (GlDriver()->GetSharedContext()); | |
581 | } | |
582 | ||
4269bd1b | 583 | // ======================================================================= |
584 | // function : Clear | |
585 | // purpose : | |
586 | // ======================================================================= | |
5e27df78 | 587 | void OpenGl_Structure::Clear (const Handle(OpenGl_Context)& theGlCtx) |
2166f0fa | 588 | { |
e276548b | 589 | Standard_Boolean aRaytracableGroupDeleted (Standard_False); |
e276548b | 590 | |
5e27df78 | 591 | // Release groups |
b64d84be | 592 | for (OpenGl_Structure::GroupIterator aGroupIter (myGroups); aGroupIter.More(); aGroupIter.Next()) |
2166f0fa | 593 | { |
b64d84be | 594 | aRaytracableGroupDeleted |= aGroupIter.Value()->IsRaytracable(); |
5322131b | 595 | |
2166f0fa | 596 | // Delete objects |
b64d84be | 597 | aGroupIter.ChangeValue()->Release (theGlCtx); |
2166f0fa SK |
598 | } |
599 | myGroups.Clear(); | |
e276548b | 600 | |
e276548b | 601 | if (aRaytracableGroupDeleted) |
602 | { | |
603 | UpdateStateWithAncestorStructures(); | |
604 | UpdateRaytracableWithAncestorStructures(); | |
605 | } | |
b7cd4ba7 | 606 | |
607 | Is2dText = Standard_False; | |
608 | IsForHighlight = Standard_False; | |
2166f0fa SK |
609 | } |
610 | ||
0717ddc1 | 611 | // ======================================================================= |
612 | // function : RenderGeometry | |
613 | // purpose : | |
614 | // ======================================================================= | |
615 | void OpenGl_Structure::RenderGeometry (const Handle(OpenGl_Workspace) &AWorkspace) const | |
616 | { | |
617 | // Render groups | |
618 | const Graphic3d_SequenceOfGroup& aGroups = DrawGroups(); | |
619 | for (OpenGl_Structure::GroupIterator aGroupIter (aGroups); aGroupIter.More(); aGroupIter.Next()) | |
620 | { | |
621 | aGroupIter.Value()->Render (AWorkspace); | |
622 | } | |
623 | } | |
624 | ||
4269bd1b | 625 | // ======================================================================= |
626 | // function : Render | |
627 | // purpose : | |
628 | // ======================================================================= | |
2166f0fa SK |
629 | void OpenGl_Structure::Render (const Handle(OpenGl_Workspace) &AWorkspace) const |
630 | { | |
631 | // Process the structure only if visible | |
632 | if ( myNamedStatus & OPENGL_NS_HIDE ) | |
633 | return; | |
634 | ||
b7cd4ba7 | 635 | const Handle(OpenGl_Context)& aCtx = AWorkspace->GetGlContext(); |
636 | ||
2166f0fa SK |
637 | // Render named status |
638 | const Standard_Integer named_status = AWorkspace->NamedStatus; | |
639 | AWorkspace->NamedStatus |= myNamedStatus; | |
640 | ||
641 | // Is rendering in ADD or IMMEDIATE mode? | |
679ecdee | 642 | const Standard_Boolean isImmediate = (AWorkspace->NamedStatus & OPENGL_NS_IMMEDIATE) != 0; |
2166f0fa SK |
643 | |
644 | // Apply local transformation | |
645 | GLint matrix_mode = 0; | |
646 | const OpenGl_Matrix *local_trsf = NULL; | |
647 | if (myTransformation) | |
648 | { | |
ca3c13d1 | 649 | #if !defined(GL_ES_VERSION_2_0) |
2166f0fa SK |
650 | if (isImmediate) |
651 | { | |
30f0ad28 | 652 | Tmatrix3 aModelWorld; |
653 | call_util_transpose_mat (*aModelWorld, myTransformation->mat); | |
ca3c13d1 | 654 | |
2166f0fa | 655 | glGetIntegerv (GL_MATRIX_MODE, &matrix_mode); |
30f0ad28 | 656 | |
657 | if (!aCtx->ShaderManager()->IsEmpty()) | |
658 | { | |
659 | Tmatrix3 aWorldView; | |
660 | glGetFloatv (GL_MODELVIEW_MATRIX, *aWorldView); | |
661 | ||
662 | Tmatrix3 aProjection; | |
663 | glGetFloatv (GL_PROJECTION_MATRIX, *aProjection); | |
664 | ||
b5ac8292 | 665 | aCtx->ShaderManager()->UpdateModelWorldStateTo (&aModelWorld); |
666 | aCtx->ShaderManager()->UpdateWorldViewStateTo (&aWorldView); | |
667 | aCtx->ShaderManager()->UpdateProjectionStateTo (&aProjection); | |
30f0ad28 | 668 | } |
669 | ||
2166f0fa SK |
670 | glMatrixMode (GL_MODELVIEW); |
671 | glPushMatrix (); | |
672 | glScalef (1.F, 1.F, 1.F); | |
30f0ad28 | 673 | glMultMatrixf (*aModelWorld); |
2166f0fa SK |
674 | } |
675 | else | |
676 | { | |
677 | glMatrixMode (GL_MODELVIEW); | |
678 | glPushMatrix(); | |
679 | ||
30f0ad28 | 680 | local_trsf = AWorkspace->SetStructureMatrix (myTransformation); |
2166f0fa | 681 | } |
ca3c13d1 | 682 | #endif |
2166f0fa SK |
683 | } |
684 | ||
685 | // Apply transform persistence | |
686 | const TEL_TRANSFORM_PERSISTENCE *trans_pers = NULL; | |
687 | if ( myTransPers && myTransPers->mode != 0 ) | |
688 | { | |
30f0ad28 | 689 | trans_pers = AWorkspace->ActiveView()->BeginTransformPersistence (aCtx, myTransPers); |
2166f0fa SK |
690 | } |
691 | ||
2166f0fa SK |
692 | // Apply aspects |
693 | const OpenGl_AspectLine *aspect_line = AWorkspace->AspectLine(Standard_False); | |
694 | const OpenGl_AspectFace *aspect_face = AWorkspace->AspectFace(Standard_False); | |
695 | const OpenGl_AspectMarker *aspect_marker = AWorkspace->AspectMarker(Standard_False); | |
696 | const OpenGl_AspectText *aspect_text = AWorkspace->AspectText(Standard_False); | |
697 | if (myAspectLine) | |
698 | AWorkspace->SetAspectLine(myAspectLine); | |
699 | if (myAspectFace) | |
700 | AWorkspace->SetAspectFace(myAspectFace); | |
701 | if (myAspectMarker) | |
702 | AWorkspace->SetAspectMarker(myAspectMarker); | |
703 | if (myAspectText) | |
704 | AWorkspace->SetAspectText(myAspectText); | |
705 | ||
2166f0fa SK |
706 | // Apply highlight color |
707 | const TEL_COLOUR *highlight_color = AWorkspace->HighlightColor; | |
708 | if (myHighlightColor) | |
709 | AWorkspace->HighlightColor = myHighlightColor; | |
710 | ||
711 | // Render connected structures | |
712 | OpenGl_ListOfStructure::Iterator its(myConnected); | |
713 | while (its.More()) | |
714 | { | |
0717ddc1 | 715 | its.Value()->RenderGeometry (AWorkspace); |
2166f0fa SK |
716 | its.Next(); |
717 | } | |
718 | ||
4269bd1b | 719 | // Set up plane equations for non-structure transformed global model-view matrix |
720 | const Handle(OpenGl_Context)& aContext = AWorkspace->GetGlContext(); | |
721 | ||
b859a34d | 722 | // List of planes to be applied to context state |
51b10cd4 | 723 | Handle(Graphic3d_SequenceOfHClipPlane) aUserPlanes; |
b859a34d | 724 | |
725 | // Collect clipping planes of structure scope | |
726 | if (!myClipPlanes.IsEmpty()) | |
4269bd1b | 727 | { |
51b10cd4 | 728 | Graphic3d_SequenceOfHClipPlane::Iterator aClippingIt (myClipPlanes); |
b859a34d | 729 | for (; aClippingIt.More(); aClippingIt.Next()) |
730 | { | |
731 | const Handle(Graphic3d_ClipPlane)& aClipPlane = aClippingIt.Value(); | |
732 | if (!aClipPlane->IsOn()) | |
733 | { | |
734 | continue; | |
735 | } | |
736 | ||
737 | if (aUserPlanes.IsNull()) | |
738 | { | |
51b10cd4 | 739 | aUserPlanes = new Graphic3d_SequenceOfHClipPlane(); |
b859a34d | 740 | } |
741 | ||
51b10cd4 | 742 | aUserPlanes->Append (aClipPlane); |
b859a34d | 743 | } |
4269bd1b | 744 | } |
745 | ||
b859a34d | 746 | if (!aUserPlanes.IsNull() && !aUserPlanes->IsEmpty()) |
4269bd1b | 747 | { |
b859a34d | 748 | // add planes at loaded view matrix state |
749 | aContext->ChangeClipping().AddWorld (*aUserPlanes, AWorkspace); | |
30f0ad28 | 750 | |
751 | // Set OCCT state uniform variables | |
752 | if (!aContext->ShaderManager()->IsEmpty()) | |
753 | { | |
754 | aContext->ShaderManager()->UpdateClippingState(); | |
755 | } | |
4269bd1b | 756 | } |
757 | ||
2166f0fa | 758 | // Render groups |
b64d84be | 759 | const Graphic3d_SequenceOfGroup& aGroups = DrawGroups(); |
760 | for (OpenGl_Structure::GroupIterator aGroupIter (aGroups); aGroupIter.More(); aGroupIter.Next()) | |
2166f0fa | 761 | { |
b64d84be | 762 | aGroupIter.Value()->Render (AWorkspace); |
2166f0fa SK |
763 | } |
764 | ||
b859a34d | 765 | // Render capping for structure groups |
766 | if (!aContext->Clipping().Planes().IsEmpty()) | |
767 | { | |
679ecdee | 768 | OpenGl_CappingAlgo::RenderCapping (AWorkspace, aGroups); |
b859a34d | 769 | } |
4269bd1b | 770 | |
b859a34d | 771 | // Revert structure clippings |
772 | if (!aUserPlanes.IsNull() && !aUserPlanes->IsEmpty()) | |
4269bd1b | 773 | { |
b859a34d | 774 | aContext->ChangeClipping().Remove (*aUserPlanes); |
30f0ad28 | 775 | |
776 | // Set OCCT state uniform variables | |
777 | if (!aContext->ShaderManager()->IsEmpty()) | |
778 | { | |
779 | aContext->ShaderManager()->RevertClippingState(); | |
780 | } | |
4269bd1b | 781 | } |
782 | ||
2166f0fa SK |
783 | // Restore highlight color |
784 | AWorkspace->HighlightColor = highlight_color; | |
785 | ||
786 | // Restore aspects | |
787 | AWorkspace->SetAspectLine(aspect_line); | |
788 | AWorkspace->SetAspectFace(aspect_face); | |
789 | AWorkspace->SetAspectMarker(aspect_marker); | |
790 | AWorkspace->SetAspectText(aspect_text); | |
791 | ||
792 | // Restore transform persistence | |
793 | if ( myTransPers && myTransPers->mode != 0 ) | |
794 | { | |
30f0ad28 | 795 | AWorkspace->ActiveView()->BeginTransformPersistence (aContext, trans_pers); |
2166f0fa SK |
796 | } |
797 | ||
798 | // Restore local transformation | |
799 | if (myTransformation) | |
800 | { | |
ca3c13d1 | 801 | #if !defined(GL_ES_VERSION_2_0) |
2166f0fa SK |
802 | if (isImmediate) |
803 | { | |
804 | glPopMatrix (); | |
805 | glMatrixMode (matrix_mode); | |
30f0ad28 | 806 | |
807 | Tmatrix3 aModelWorldState = { { 1.f, 0.f, 0.f, 0.f }, | |
808 | { 0.f, 1.f, 0.f, 0.f }, | |
809 | { 0.f, 0.f, 1.f, 0.f }, | |
810 | { 0.f, 0.f, 0.f, 1.f } }; | |
811 | ||
b5ac8292 | 812 | aContext->ShaderManager()->RevertModelWorldStateTo (&aModelWorldState); |
2166f0fa SK |
813 | } |
814 | else | |
815 | { | |
30f0ad28 | 816 | AWorkspace->SetStructureMatrix (local_trsf, true); |
2166f0fa SK |
817 | |
818 | glMatrixMode (GL_MODELVIEW); | |
819 | glPopMatrix(); | |
820 | } | |
ca3c13d1 | 821 | #endif |
2166f0fa SK |
822 | } |
823 | ||
b7cd4ba7 | 824 | // Apply highlight box |
825 | if (!myHighlightBox.IsNull()) | |
826 | { | |
827 | myHighlightBox->Render (AWorkspace); | |
828 | } | |
829 | ||
2166f0fa SK |
830 | // Restore named status |
831 | AWorkspace->NamedStatus = named_status; | |
832 | } | |
833 | ||
5e27df78 | 834 | // ======================================================================= |
835 | // function : Release | |
836 | // purpose : | |
837 | // ======================================================================= | |
838 | void OpenGl_Structure::Release (const Handle(OpenGl_Context)& theGlCtx) | |
839 | { | |
840 | // Release groups | |
841 | Clear (theGlCtx); | |
10b9c7df | 842 | OpenGl_Element::Destroy (theGlCtx.operator->(), myAspectLine); |
843 | OpenGl_Element::Destroy (theGlCtx.operator->(), myAspectFace); | |
844 | OpenGl_Element::Destroy (theGlCtx.operator->(), myAspectMarker); | |
845 | OpenGl_Element::Destroy (theGlCtx.operator->(), myAspectText); | |
b64d84be | 846 | clearHighlightColor (theGlCtx); |
d5af8626 | 847 | |
d5af8626 | 848 | // Remove from connected list of ancestor |
849 | UnregisterFromAncestorStructure(); | |
5e27df78 | 850 | } |
851 | ||
dd8a4ce9 | 852 | // ======================================================================= |
853 | // function : ReleaseGlResources | |
854 | // purpose : | |
855 | // ======================================================================= | |
856 | void OpenGl_Structure::ReleaseGlResources (const Handle(OpenGl_Context)& theGlCtx) | |
857 | { | |
b64d84be | 858 | for (OpenGl_Structure::GroupIterator aGroupIter (myGroups); aGroupIter.More(); aGroupIter.Next()) |
dd8a4ce9 | 859 | { |
b64d84be | 860 | aGroupIter.ChangeValue()->Release (theGlCtx); |
dd8a4ce9 | 861 | } |
862 | if (myAspectLine != NULL) | |
863 | { | |
10b9c7df | 864 | myAspectLine->Release (theGlCtx.operator->()); |
dd8a4ce9 | 865 | } |
866 | if (myAspectFace != NULL) | |
867 | { | |
10b9c7df | 868 | myAspectFace->Release (theGlCtx.operator->()); |
dd8a4ce9 | 869 | } |
870 | if (myAspectMarker != NULL) | |
871 | { | |
10b9c7df | 872 | myAspectMarker->Release (theGlCtx.operator->()); |
dd8a4ce9 | 873 | } |
874 | if (myAspectText != NULL) | |
875 | { | |
10b9c7df | 876 | myAspectText->Release (theGlCtx.operator->()); |
dd8a4ce9 | 877 | } |
b64d84be | 878 | if (!myHighlightBox.IsNull()) |
dd8a4ce9 | 879 | { |
10b9c7df | 880 | myHighlightBox->Release (theGlCtx.operator->()); |
dd8a4ce9 | 881 | } |
882 | } | |
883 | ||
59f45b7c | 884 | //======================================================================= |
885 | //function : SetZLayer | |
bf75be98 | 886 | //purpose : |
59f45b7c | 887 | //======================================================================= |
59f45b7c | 888 | void OpenGl_Structure::SetZLayer (const Standard_Integer theLayerIndex) |
889 | { | |
890 | myZLayer = theLayerIndex; | |
891 | } | |
892 | ||
893 | //======================================================================= | |
894 | //function : GetZLayer | |
bf75be98 | 895 | //purpose : |
59f45b7c | 896 | //======================================================================= |
59f45b7c | 897 | Standard_Integer OpenGl_Structure::GetZLayer () const |
898 | { | |
899 | return myZLayer; | |
900 | } | |
679ecdee | 901 | |
679ecdee | 902 | //======================================================================= |
903 | //function : ShadowLink | |
904 | //purpose : | |
905 | //======================================================================= | |
906 | Handle(Graphic3d_CStructure) OpenGl_Structure::ShadowLink (const Handle(Graphic3d_StructureManager)& theManager) const | |
907 | { | |
908 | return new OpenGl_StructureShadow (theManager, this); | |
909 | } |