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b311480e | 1 | // Created on: 2011-08-01 |
2 | // Created by: Sergey ZERCHANINOV | |
3 | // Copyright (c) 2011-2012 OPEN CASCADE SAS | |
4 | // | |
5 | // The content of this file is subject to the Open CASCADE Technology Public | |
6 | // License Version 6.5 (the "License"). You may not use the content of this file | |
7 | // except in compliance with the License. Please obtain a copy of the License | |
8 | // at http://www.opencascade.org and read it completely before using this file. | |
9 | // | |
10 | // The Initial Developer of the Original Code is Open CASCADE S.A.S., having its | |
11 | // main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France. | |
12 | // | |
13 | // The Original Code and all software distributed under the License is | |
14 | // distributed on an "AS IS" basis, without warranty of any kind, and the | |
15 | // Initial Developer hereby disclaims all such warranties, including without | |
16 | // limitation, any warranties of merchantability, fitness for a particular | |
17 | // purpose or non-infringement. Please see the License for the specific terms | |
18 | // and conditions governing the rights and limitations under the License. | |
19 | ||
5f8b738e | 20 | #include <OpenGl_GlCore11.hxx> |
21 | ||
2166f0fa SK |
22 | #include <OpenGl_Structure.hxx> |
23 | ||
2166f0fa | 24 | #include <OpenGl_Workspace.hxx> |
27eed937 | 25 | #include <OpenGl_Vec.hxx> |
2166f0fa SK |
26 | #include <OpenGl_View.hxx> |
27 | ||
2166f0fa SK |
28 | #include <OpenGl_telem_util.hxx> |
29 | ||
27eed937 | 30 | //! Auxiliary class for bounding box presentation |
31 | class OpenGl_BndBoxPrs : public OpenGl_Element | |
32 | { | |
33 | ||
34 | public: | |
35 | ||
36 | //! Main constructor | |
37 | OpenGl_BndBoxPrs (const CALL_DEF_BOUNDBOX& theBndBox) | |
38 | { | |
39 | const float Xm = theBndBox.Pmin.x; | |
40 | const float Ym = theBndBox.Pmin.y; | |
41 | const float Zm = theBndBox.Pmin.z; | |
42 | const float XM = theBndBox.Pmax.x; | |
43 | const float YM = theBndBox.Pmax.y; | |
44 | const float ZM = theBndBox.Pmax.z; | |
45 | myVerts[0] = OpenGl_Vec3 (Xm, Ym, Zm); | |
46 | myVerts[1] = OpenGl_Vec3 (Xm, Ym, ZM); | |
47 | myVerts[2] = OpenGl_Vec3 (Xm, YM, ZM); | |
48 | myVerts[3] = OpenGl_Vec3 (Xm, YM, Zm); | |
49 | myVerts[4] = OpenGl_Vec3 (Xm, Ym, Zm); | |
50 | myVerts[5] = OpenGl_Vec3 (XM, Ym, Zm); | |
51 | myVerts[6] = OpenGl_Vec3 (XM, Ym, ZM); | |
52 | myVerts[7] = OpenGl_Vec3 (XM, YM, ZM); | |
53 | myVerts[8] = OpenGl_Vec3 (XM, YM, Zm); | |
54 | myVerts[9] = OpenGl_Vec3 (XM, Ym, Zm); | |
55 | myVerts[10] = OpenGl_Vec3 (XM, YM, Zm); | |
56 | myVerts[11] = OpenGl_Vec3 (Xm, YM, Zm); | |
57 | myVerts[12] = OpenGl_Vec3 (Xm, YM, ZM); | |
58 | myVerts[13] = OpenGl_Vec3 (XM, YM, ZM); | |
59 | myVerts[14] = OpenGl_Vec3 (XM, Ym, ZM); | |
60 | myVerts[15] = OpenGl_Vec3 (Xm, Ym, ZM); | |
61 | } | |
62 | ||
63 | //! Render presentation | |
64 | virtual void Render (const Handle(OpenGl_Workspace)& theWorkspace) const | |
65 | { | |
66 | // Apply line aspect | |
67 | const OpenGl_AspectLine* anAspectLine = theWorkspace->AspectLine (Standard_True); | |
68 | const Handle(OpenGl_Texture) aPrevTexture = theWorkspace->DisableTexture(); | |
69 | ||
70 | glDisable (GL_LIGHTING); | |
71 | if ((theWorkspace->NamedStatus & (OPENGL_NS_ADD | OPENGL_NS_IMMEDIATE)) != 0) | |
72 | { | |
73 | glDepthMask (GL_FALSE); | |
74 | } | |
75 | ||
76 | // Use highlight colors | |
77 | glColor3fv ((theWorkspace->NamedStatus & OPENGL_NS_HIGHLIGHT) ? theWorkspace->HighlightColor->rgb : anAspectLine->Color().rgb); | |
78 | ||
79 | glEnableClientState (GL_VERTEX_ARRAY); | |
80 | glVertexPointer (3, GL_FLOAT, 0, (GLfloat* )&myVerts); | |
81 | glDrawArrays (GL_LINE_STRIP, 0, 16); | |
82 | glDisableClientState (GL_VERTEX_ARRAY); | |
83 | ||
84 | // restore aspects | |
85 | if (!aPrevTexture.IsNull()) | |
86 | { | |
87 | theWorkspace->EnableTexture (aPrevTexture); | |
88 | } | |
89 | } | |
90 | ||
91 | //! Release graphical resources | |
92 | virtual void Release (const Handle(OpenGl_Context)& ) | |
93 | { | |
94 | // | |
95 | } | |
96 | ||
97 | protected: | |
98 | ||
99 | //! Protected destructor | |
100 | virtual ~OpenGl_BndBoxPrs() {} | |
101 | ||
102 | private: | |
103 | ||
104 | OpenGl_Vec3 myVerts[16]; //!< vertices array | |
105 | ||
106 | public: | |
107 | ||
108 | DEFINE_STANDARD_ALLOC | |
109 | ||
110 | }; | |
2166f0fa SK |
111 | |
112 | /*----------------------------------------------------------------------*/ | |
113 | ||
114 | static void call_util_transpose_mat (float tmat[16], float mat[4][4]) | |
115 | { | |
116 | int i, j; | |
117 | ||
118 | for (i=0; i<4; i++) | |
119 | for (j=0; j<4; j++) | |
120 | tmat[j*4+i] = mat[i][j]; | |
121 | } | |
122 | ||
123 | /*----------------------------------------------------------------------*/ | |
124 | ||
125 | OpenGl_Structure::OpenGl_Structure () | |
126 | : myTransformation(NULL), | |
127 | myTransPers(NULL), | |
2166f0fa SK |
128 | myAspectLine(NULL), |
129 | myAspectFace(NULL), | |
130 | myAspectMarker(NULL), | |
131 | myAspectText(NULL), | |
132 | myHighlightBox(NULL), | |
133 | myHighlightColor(NULL), | |
59f45b7c | 134 | myNamedStatus(0), |
135 | myZLayer(0) | |
2166f0fa SK |
136 | { |
137 | } | |
138 | ||
139 | /*----------------------------------------------------------------------*/ | |
140 | ||
5e27df78 | 141 | OpenGl_Structure::~OpenGl_Structure() |
2166f0fa | 142 | { |
5e27df78 | 143 | Release (Handle(OpenGl_Context)()); |
144 | delete myTransformation; myTransformation = NULL; | |
145 | delete myTransPers; myTransPers = NULL; | |
2166f0fa SK |
146 | } |
147 | ||
148 | /*----------------------------------------------------------------------*/ | |
149 | ||
150 | void OpenGl_Structure::SetTransformation(const float *AMatrix) | |
151 | { | |
152 | if (!myTransformation) | |
5e27df78 | 153 | myTransformation = new OpenGl_Matrix(); |
2166f0fa SK |
154 | |
155 | matcpy( myTransformation->mat, AMatrix ); | |
156 | } | |
157 | ||
158 | /*----------------------------------------------------------------------*/ | |
159 | ||
160 | void OpenGl_Structure::SetTransformPersistence(const CALL_DEF_TRANSFORM_PERSISTENCE &ATransPers) | |
161 | { | |
162 | if (!myTransPers) | |
163 | myTransPers = new TEL_TRANSFORM_PERSISTENCE; | |
164 | ||
165 | myTransPers->mode = ATransPers.Flag; | |
166 | myTransPers->pointX = ATransPers.Point.x; | |
167 | myTransPers->pointY = ATransPers.Point.y; | |
168 | myTransPers->pointZ = ATransPers.Point.z; | |
169 | } | |
170 | ||
171 | /*----------------------------------------------------------------------*/ | |
172 | ||
2166f0fa SK |
173 | void OpenGl_Structure::SetAspectLine (const CALL_DEF_CONTEXTLINE &AContext) |
174 | { | |
175 | if (!myAspectLine) | |
5e27df78 | 176 | myAspectLine = new OpenGl_AspectLine(); |
2166f0fa SK |
177 | myAspectLine->SetContext( AContext ); |
178 | } | |
179 | ||
180 | /*----------------------------------------------------------------------*/ | |
181 | ||
bf75be98 | 182 | void OpenGl_Structure::SetAspectFace (const Handle(OpenGl_Context)& theCtx, |
183 | const CALL_DEF_CONTEXTFILLAREA& theAspect) | |
2166f0fa SK |
184 | { |
185 | if (!myAspectFace) | |
bf75be98 | 186 | { |
5e27df78 | 187 | myAspectFace = new OpenGl_AspectFace(); |
bf75be98 | 188 | } |
189 | myAspectFace->Init (theCtx, theAspect); | |
2166f0fa SK |
190 | } |
191 | ||
192 | /*----------------------------------------------------------------------*/ | |
193 | ||
194 | void OpenGl_Structure::SetAspectMarker (const CALL_DEF_CONTEXTMARKER &AContext) | |
195 | { | |
196 | if (!myAspectMarker) | |
5e27df78 | 197 | myAspectMarker = new OpenGl_AspectMarker(); |
2166f0fa SK |
198 | myAspectMarker->SetContext( AContext ); |
199 | } | |
200 | ||
201 | /*----------------------------------------------------------------------*/ | |
202 | ||
203 | void OpenGl_Structure::SetAspectText (const CALL_DEF_CONTEXTTEXT &AContext) | |
204 | { | |
205 | if (!myAspectText) | |
5e27df78 | 206 | myAspectText = new OpenGl_AspectText(); |
2166f0fa SK |
207 | myAspectText->SetContext( AContext ); |
208 | } | |
209 | ||
210 | /*----------------------------------------------------------------------*/ | |
211 | ||
5e27df78 | 212 | void OpenGl_Structure::SetHighlightBox (const Handle(OpenGl_Context)& theGlCtx, |
213 | const CALL_DEF_BOUNDBOX& theBoundBox) | |
2166f0fa | 214 | { |
5e27df78 | 215 | if (myHighlightBox != NULL) |
216 | { | |
217 | myHighlightBox->Release (theGlCtx); | |
218 | } | |
2166f0fa | 219 | else |
5e27df78 | 220 | { |
221 | myHighlightBox = new OpenGl_Group(); | |
222 | } | |
2166f0fa | 223 | |
5e27df78 | 224 | CALL_DEF_CONTEXTLINE aContextLine; |
225 | aContextLine.Color = theBoundBox.Color; | |
226 | aContextLine.LineType = Aspect_TOL_SOLID; | |
227 | aContextLine.Width = 1.0f; | |
228 | myHighlightBox->SetAspectLine (aContextLine); | |
2166f0fa | 229 | |
27eed937 | 230 | OpenGl_BndBoxPrs* aBndBoxPrs = new OpenGl_BndBoxPrs (theBoundBox); |
231 | myHighlightBox->AddElement (TelParray, aBndBoxPrs); | |
2166f0fa SK |
232 | } |
233 | ||
234 | /*----------------------------------------------------------------------*/ | |
235 | ||
5e27df78 | 236 | void OpenGl_Structure::ClearHighlightBox (const Handle(OpenGl_Context)& theGlCtx) |
2166f0fa | 237 | { |
5e27df78 | 238 | if (myHighlightBox != NULL) |
2166f0fa | 239 | { |
5e27df78 | 240 | OpenGl_Element::Destroy (theGlCtx, myHighlightBox); |
2166f0fa SK |
241 | } |
242 | } | |
243 | ||
244 | /*----------------------------------------------------------------------*/ | |
245 | ||
5e27df78 | 246 | void OpenGl_Structure::SetHighlightColor (const Handle(OpenGl_Context)& theGlCtx, |
247 | const Standard_ShortReal R, | |
248 | const Standard_ShortReal G, | |
249 | const Standard_ShortReal B) | |
2166f0fa | 250 | { |
5e27df78 | 251 | ClearHighlightBox (theGlCtx); |
252 | if (myHighlightColor == NULL) | |
253 | { | |
254 | myHighlightColor = new TEL_COLOUR(); | |
255 | } | |
2166f0fa SK |
256 | |
257 | myHighlightColor->rgb[0] = R; | |
258 | myHighlightColor->rgb[1] = G; | |
259 | myHighlightColor->rgb[2] = B; | |
260 | myHighlightColor->rgb[3] = 1.F; | |
261 | } | |
262 | ||
263 | /*----------------------------------------------------------------------*/ | |
264 | ||
5e27df78 | 265 | void OpenGl_Structure::ClearHighlightColor (const Handle(OpenGl_Context)& theGlCtx) |
2166f0fa | 266 | { |
5e27df78 | 267 | ClearHighlightBox(theGlCtx); |
268 | delete myHighlightColor; | |
269 | myHighlightColor = NULL; | |
2166f0fa SK |
270 | } |
271 | ||
272 | /*----------------------------------------------------------------------*/ | |
273 | ||
274 | void OpenGl_Structure::Connect (const OpenGl_Structure *AStructure) | |
275 | { | |
276 | Disconnect (AStructure); | |
277 | myConnected.Append(AStructure); | |
278 | } | |
279 | ||
280 | /*----------------------------------------------------------------------*/ | |
281 | ||
282 | void OpenGl_Structure::Disconnect (const OpenGl_Structure *AStructure) | |
283 | { | |
284 | OpenGl_ListOfStructure::Iterator its(myConnected); | |
285 | while (its.More()) | |
286 | { | |
287 | // Check for the given structure | |
288 | if (its.Value() == AStructure) | |
289 | { | |
290 | myConnected.Remove(its); | |
291 | return; | |
292 | } | |
293 | its.Next(); | |
294 | } | |
295 | } | |
296 | ||
297 | /*----------------------------------------------------------------------*/ | |
298 | ||
299 | OpenGl_Group * OpenGl_Structure::AddGroup () | |
300 | { | |
301 | // Create new group | |
302 | OpenGl_Group *g = new OpenGl_Group; | |
303 | myGroups.Append(g); | |
304 | return g; | |
305 | } | |
306 | ||
307 | /*----------------------------------------------------------------------*/ | |
308 | ||
5e27df78 | 309 | void OpenGl_Structure::RemoveGroup (const Handle(OpenGl_Context)& theGlCtx, |
310 | const OpenGl_Group* theGroup) | |
2166f0fa | 311 | { |
5e27df78 | 312 | for (OpenGl_ListOfGroup::Iterator anIter (myGroups); anIter.More(); anIter.Next()) |
2166f0fa SK |
313 | { |
314 | // Check for the given group | |
5e27df78 | 315 | if (anIter.Value() == theGroup) |
2166f0fa SK |
316 | { |
317 | // Delete object | |
5e27df78 | 318 | OpenGl_Element::Destroy (theGlCtx, const_cast<OpenGl_Group*& > (anIter.ChangeValue())); |
319 | myGroups.Remove (anIter); | |
2166f0fa SK |
320 | return; |
321 | } | |
2166f0fa SK |
322 | } |
323 | } | |
324 | ||
325 | /*----------------------------------------------------------------------*/ | |
326 | ||
5e27df78 | 327 | void OpenGl_Structure::Clear (const Handle(OpenGl_Context)& theGlCtx) |
2166f0fa | 328 | { |
5e27df78 | 329 | // Release groups |
330 | for (OpenGl_ListOfGroup::Iterator anIter (myGroups); anIter.More(); anIter.Next()) | |
2166f0fa SK |
331 | { |
332 | // Delete objects | |
5e27df78 | 333 | OpenGl_Element::Destroy (theGlCtx, const_cast<OpenGl_Group*& > (anIter.ChangeValue())); |
2166f0fa SK |
334 | } |
335 | myGroups.Clear(); | |
336 | } | |
337 | ||
338 | /*----------------------------------------------------------------------*/ | |
339 | ||
340 | void OpenGl_Structure::Render (const Handle(OpenGl_Workspace) &AWorkspace) const | |
341 | { | |
342 | // Process the structure only if visible | |
343 | if ( myNamedStatus & OPENGL_NS_HIDE ) | |
344 | return; | |
345 | ||
346 | // Render named status | |
347 | const Standard_Integer named_status = AWorkspace->NamedStatus; | |
348 | AWorkspace->NamedStatus |= myNamedStatus; | |
349 | ||
350 | // Is rendering in ADD or IMMEDIATE mode? | |
351 | const Standard_Boolean isImmediate = (AWorkspace->NamedStatus & (OPENGL_NS_ADD | OPENGL_NS_IMMEDIATE)) != 0; | |
352 | ||
353 | // Apply local transformation | |
354 | GLint matrix_mode = 0; | |
355 | const OpenGl_Matrix *local_trsf = NULL; | |
356 | if (myTransformation) | |
357 | { | |
358 | if (isImmediate) | |
359 | { | |
360 | float mat16[16]; | |
361 | call_util_transpose_mat (mat16, myTransformation->mat); | |
362 | glGetIntegerv (GL_MATRIX_MODE, &matrix_mode); | |
363 | glMatrixMode (GL_MODELVIEW); | |
364 | glPushMatrix (); | |
365 | glScalef (1.F, 1.F, 1.F); | |
366 | glMultMatrixf (mat16); | |
367 | } | |
368 | else | |
369 | { | |
370 | glMatrixMode (GL_MODELVIEW); | |
371 | glPushMatrix(); | |
372 | ||
373 | local_trsf = AWorkspace->SetStructureMatrix(myTransformation); | |
374 | } | |
375 | } | |
376 | ||
377 | // Apply transform persistence | |
378 | const TEL_TRANSFORM_PERSISTENCE *trans_pers = NULL; | |
379 | if ( myTransPers && myTransPers->mode != 0 ) | |
380 | { | |
381 | trans_pers = AWorkspace->ActiveView()->BeginTransformPersistence( myTransPers ); | |
382 | } | |
383 | ||
2166f0fa SK |
384 | // Apply aspects |
385 | const OpenGl_AspectLine *aspect_line = AWorkspace->AspectLine(Standard_False); | |
386 | const OpenGl_AspectFace *aspect_face = AWorkspace->AspectFace(Standard_False); | |
387 | const OpenGl_AspectMarker *aspect_marker = AWorkspace->AspectMarker(Standard_False); | |
388 | const OpenGl_AspectText *aspect_text = AWorkspace->AspectText(Standard_False); | |
389 | if (myAspectLine) | |
390 | AWorkspace->SetAspectLine(myAspectLine); | |
391 | if (myAspectFace) | |
392 | AWorkspace->SetAspectFace(myAspectFace); | |
393 | if (myAspectMarker) | |
394 | AWorkspace->SetAspectMarker(myAspectMarker); | |
395 | if (myAspectText) | |
396 | AWorkspace->SetAspectText(myAspectText); | |
397 | ||
398 | // Apply highlight box | |
399 | if (myHighlightBox) | |
400 | myHighlightBox->Render( AWorkspace ); | |
401 | ||
402 | // Apply highlight color | |
403 | const TEL_COLOUR *highlight_color = AWorkspace->HighlightColor; | |
404 | if (myHighlightColor) | |
405 | AWorkspace->HighlightColor = myHighlightColor; | |
406 | ||
407 | // Render connected structures | |
408 | OpenGl_ListOfStructure::Iterator its(myConnected); | |
409 | while (its.More()) | |
410 | { | |
411 | its.Value()->Render(AWorkspace); | |
412 | its.Next(); | |
413 | } | |
414 | ||
415 | // Render groups | |
416 | OpenGl_ListOfGroup::Iterator itg(myGroups); | |
417 | while (itg.More()) | |
418 | { | |
419 | itg.Value()->Render(AWorkspace); | |
420 | itg.Next(); | |
421 | } | |
422 | ||
423 | // Restore highlight color | |
424 | AWorkspace->HighlightColor = highlight_color; | |
425 | ||
426 | // Restore aspects | |
427 | AWorkspace->SetAspectLine(aspect_line); | |
428 | AWorkspace->SetAspectFace(aspect_face); | |
429 | AWorkspace->SetAspectMarker(aspect_marker); | |
430 | AWorkspace->SetAspectText(aspect_text); | |
431 | ||
432 | // Restore transform persistence | |
433 | if ( myTransPers && myTransPers->mode != 0 ) | |
434 | { | |
435 | AWorkspace->ActiveView()->BeginTransformPersistence( trans_pers ); | |
436 | } | |
437 | ||
438 | // Restore local transformation | |
439 | if (myTransformation) | |
440 | { | |
441 | if (isImmediate) | |
442 | { | |
443 | glPopMatrix (); | |
444 | glMatrixMode (matrix_mode); | |
445 | } | |
446 | else | |
447 | { | |
448 | AWorkspace->SetStructureMatrix(local_trsf); | |
449 | ||
450 | glMatrixMode (GL_MODELVIEW); | |
451 | glPopMatrix(); | |
452 | } | |
453 | } | |
454 | ||
455 | // Restore named status | |
456 | AWorkspace->NamedStatus = named_status; | |
457 | } | |
458 | ||
5e27df78 | 459 | // ======================================================================= |
460 | // function : Release | |
461 | // purpose : | |
462 | // ======================================================================= | |
463 | void OpenGl_Structure::Release (const Handle(OpenGl_Context)& theGlCtx) | |
464 | { | |
465 | // Release groups | |
466 | Clear (theGlCtx); | |
467 | OpenGl_Element::Destroy (theGlCtx, myAspectLine); | |
468 | OpenGl_Element::Destroy (theGlCtx, myAspectFace); | |
469 | OpenGl_Element::Destroy (theGlCtx, myAspectMarker); | |
470 | OpenGl_Element::Destroy (theGlCtx, myAspectText); | |
471 | ClearHighlightColor (theGlCtx); | |
472 | } | |
473 | ||
dd8a4ce9 | 474 | // ======================================================================= |
475 | // function : ReleaseGlResources | |
476 | // purpose : | |
477 | // ======================================================================= | |
478 | void OpenGl_Structure::ReleaseGlResources (const Handle(OpenGl_Context)& theGlCtx) | |
479 | { | |
480 | for (OpenGl_ListOfGroup::Iterator anIter (myGroups); anIter.More(); anIter.Next()) | |
481 | { | |
482 | OpenGl_Group* aGroup = const_cast<OpenGl_Group*& > (anIter.ChangeValue()); | |
483 | if (aGroup != NULL) | |
484 | { | |
485 | aGroup->Release (theGlCtx); | |
486 | } | |
487 | } | |
488 | if (myAspectLine != NULL) | |
489 | { | |
490 | myAspectLine->Release (theGlCtx); | |
491 | } | |
492 | if (myAspectFace != NULL) | |
493 | { | |
494 | myAspectFace->Release (theGlCtx); | |
495 | } | |
496 | if (myAspectMarker != NULL) | |
497 | { | |
498 | myAspectMarker->Release (theGlCtx); | |
499 | } | |
500 | if (myAspectText != NULL) | |
501 | { | |
502 | myAspectText->Release (theGlCtx); | |
503 | } | |
504 | if (myHighlightBox != NULL) | |
505 | { | |
506 | myHighlightBox->Release (theGlCtx); | |
507 | } | |
508 | } | |
509 | ||
59f45b7c | 510 | //======================================================================= |
511 | //function : SetZLayer | |
bf75be98 | 512 | //purpose : |
59f45b7c | 513 | //======================================================================= |
514 | ||
515 | void OpenGl_Structure::SetZLayer (const Standard_Integer theLayerIndex) | |
516 | { | |
517 | myZLayer = theLayerIndex; | |
518 | } | |
519 | ||
520 | //======================================================================= | |
521 | //function : GetZLayer | |
bf75be98 | 522 | //purpose : |
59f45b7c | 523 | //======================================================================= |
524 | ||
525 | Standard_Integer OpenGl_Structure::GetZLayer () const | |
526 | { | |
527 | return myZLayer; | |
528 | } |