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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 | ||
a577aaab | 194 | void OpenGl_Structure::SetAspectMarker (const Handle(OpenGl_Context)& theCtx, |
195 | const CALL_DEF_CONTEXTMARKER& theAspect) | |
2166f0fa SK |
196 | { |
197 | if (!myAspectMarker) | |
a577aaab | 198 | { |
5e27df78 | 199 | myAspectMarker = new OpenGl_AspectMarker(); |
a577aaab | 200 | } |
201 | myAspectMarker->Init (theCtx, theAspect); | |
2166f0fa SK |
202 | } |
203 | ||
204 | /*----------------------------------------------------------------------*/ | |
205 | ||
206 | void OpenGl_Structure::SetAspectText (const CALL_DEF_CONTEXTTEXT &AContext) | |
207 | { | |
208 | if (!myAspectText) | |
5e27df78 | 209 | myAspectText = new OpenGl_AspectText(); |
2166f0fa SK |
210 | myAspectText->SetContext( AContext ); |
211 | } | |
212 | ||
213 | /*----------------------------------------------------------------------*/ | |
214 | ||
5e27df78 | 215 | void OpenGl_Structure::SetHighlightBox (const Handle(OpenGl_Context)& theGlCtx, |
216 | const CALL_DEF_BOUNDBOX& theBoundBox) | |
2166f0fa | 217 | { |
5e27df78 | 218 | if (myHighlightBox != NULL) |
219 | { | |
220 | myHighlightBox->Release (theGlCtx); | |
221 | } | |
2166f0fa | 222 | else |
5e27df78 | 223 | { |
224 | myHighlightBox = new OpenGl_Group(); | |
225 | } | |
2166f0fa | 226 | |
5e27df78 | 227 | CALL_DEF_CONTEXTLINE aContextLine; |
228 | aContextLine.Color = theBoundBox.Color; | |
229 | aContextLine.LineType = Aspect_TOL_SOLID; | |
230 | aContextLine.Width = 1.0f; | |
231 | myHighlightBox->SetAspectLine (aContextLine); | |
2166f0fa | 232 | |
27eed937 | 233 | OpenGl_BndBoxPrs* aBndBoxPrs = new OpenGl_BndBoxPrs (theBoundBox); |
234 | myHighlightBox->AddElement (TelParray, aBndBoxPrs); | |
2166f0fa SK |
235 | } |
236 | ||
237 | /*----------------------------------------------------------------------*/ | |
238 | ||
5e27df78 | 239 | void OpenGl_Structure::ClearHighlightBox (const Handle(OpenGl_Context)& theGlCtx) |
2166f0fa | 240 | { |
5e27df78 | 241 | if (myHighlightBox != NULL) |
2166f0fa | 242 | { |
5e27df78 | 243 | OpenGl_Element::Destroy (theGlCtx, myHighlightBox); |
2166f0fa SK |
244 | } |
245 | } | |
246 | ||
247 | /*----------------------------------------------------------------------*/ | |
248 | ||
5e27df78 | 249 | void OpenGl_Structure::SetHighlightColor (const Handle(OpenGl_Context)& theGlCtx, |
250 | const Standard_ShortReal R, | |
251 | const Standard_ShortReal G, | |
252 | const Standard_ShortReal B) | |
2166f0fa | 253 | { |
5e27df78 | 254 | ClearHighlightBox (theGlCtx); |
255 | if (myHighlightColor == NULL) | |
256 | { | |
257 | myHighlightColor = new TEL_COLOUR(); | |
258 | } | |
2166f0fa SK |
259 | |
260 | myHighlightColor->rgb[0] = R; | |
261 | myHighlightColor->rgb[1] = G; | |
262 | myHighlightColor->rgb[2] = B; | |
263 | myHighlightColor->rgb[3] = 1.F; | |
264 | } | |
265 | ||
266 | /*----------------------------------------------------------------------*/ | |
267 | ||
5e27df78 | 268 | void OpenGl_Structure::ClearHighlightColor (const Handle(OpenGl_Context)& theGlCtx) |
2166f0fa | 269 | { |
5e27df78 | 270 | ClearHighlightBox(theGlCtx); |
271 | delete myHighlightColor; | |
272 | myHighlightColor = NULL; | |
2166f0fa SK |
273 | } |
274 | ||
275 | /*----------------------------------------------------------------------*/ | |
276 | ||
277 | void OpenGl_Structure::Connect (const OpenGl_Structure *AStructure) | |
278 | { | |
279 | Disconnect (AStructure); | |
280 | myConnected.Append(AStructure); | |
281 | } | |
282 | ||
283 | /*----------------------------------------------------------------------*/ | |
284 | ||
285 | void OpenGl_Structure::Disconnect (const OpenGl_Structure *AStructure) | |
286 | { | |
287 | OpenGl_ListOfStructure::Iterator its(myConnected); | |
288 | while (its.More()) | |
289 | { | |
290 | // Check for the given structure | |
291 | if (its.Value() == AStructure) | |
292 | { | |
293 | myConnected.Remove(its); | |
294 | return; | |
295 | } | |
296 | its.Next(); | |
297 | } | |
298 | } | |
299 | ||
300 | /*----------------------------------------------------------------------*/ | |
301 | ||
302 | OpenGl_Group * OpenGl_Structure::AddGroup () | |
303 | { | |
304 | // Create new group | |
305 | OpenGl_Group *g = new OpenGl_Group; | |
306 | myGroups.Append(g); | |
307 | return g; | |
308 | } | |
309 | ||
310 | /*----------------------------------------------------------------------*/ | |
311 | ||
5e27df78 | 312 | void OpenGl_Structure::RemoveGroup (const Handle(OpenGl_Context)& theGlCtx, |
313 | const OpenGl_Group* theGroup) | |
2166f0fa | 314 | { |
5e27df78 | 315 | for (OpenGl_ListOfGroup::Iterator anIter (myGroups); anIter.More(); anIter.Next()) |
2166f0fa SK |
316 | { |
317 | // Check for the given group | |
5e27df78 | 318 | if (anIter.Value() == theGroup) |
2166f0fa SK |
319 | { |
320 | // Delete object | |
5e27df78 | 321 | OpenGl_Element::Destroy (theGlCtx, const_cast<OpenGl_Group*& > (anIter.ChangeValue())); |
322 | myGroups.Remove (anIter); | |
2166f0fa SK |
323 | return; |
324 | } | |
2166f0fa SK |
325 | } |
326 | } | |
327 | ||
328 | /*----------------------------------------------------------------------*/ | |
329 | ||
5e27df78 | 330 | void OpenGl_Structure::Clear (const Handle(OpenGl_Context)& theGlCtx) |
2166f0fa | 331 | { |
5e27df78 | 332 | // Release groups |
333 | for (OpenGl_ListOfGroup::Iterator anIter (myGroups); anIter.More(); anIter.Next()) | |
2166f0fa SK |
334 | { |
335 | // Delete objects | |
5e27df78 | 336 | OpenGl_Element::Destroy (theGlCtx, const_cast<OpenGl_Group*& > (anIter.ChangeValue())); |
2166f0fa SK |
337 | } |
338 | myGroups.Clear(); | |
339 | } | |
340 | ||
341 | /*----------------------------------------------------------------------*/ | |
342 | ||
343 | void OpenGl_Structure::Render (const Handle(OpenGl_Workspace) &AWorkspace) const | |
344 | { | |
345 | // Process the structure only if visible | |
346 | if ( myNamedStatus & OPENGL_NS_HIDE ) | |
347 | return; | |
348 | ||
349 | // Render named status | |
350 | const Standard_Integer named_status = AWorkspace->NamedStatus; | |
351 | AWorkspace->NamedStatus |= myNamedStatus; | |
352 | ||
353 | // Is rendering in ADD or IMMEDIATE mode? | |
354 | const Standard_Boolean isImmediate = (AWorkspace->NamedStatus & (OPENGL_NS_ADD | OPENGL_NS_IMMEDIATE)) != 0; | |
355 | ||
356 | // Apply local transformation | |
357 | GLint matrix_mode = 0; | |
358 | const OpenGl_Matrix *local_trsf = NULL; | |
359 | if (myTransformation) | |
360 | { | |
361 | if (isImmediate) | |
362 | { | |
363 | float mat16[16]; | |
364 | call_util_transpose_mat (mat16, myTransformation->mat); | |
365 | glGetIntegerv (GL_MATRIX_MODE, &matrix_mode); | |
366 | glMatrixMode (GL_MODELVIEW); | |
367 | glPushMatrix (); | |
368 | glScalef (1.F, 1.F, 1.F); | |
369 | glMultMatrixf (mat16); | |
370 | } | |
371 | else | |
372 | { | |
373 | glMatrixMode (GL_MODELVIEW); | |
374 | glPushMatrix(); | |
375 | ||
376 | local_trsf = AWorkspace->SetStructureMatrix(myTransformation); | |
377 | } | |
378 | } | |
379 | ||
380 | // Apply transform persistence | |
381 | const TEL_TRANSFORM_PERSISTENCE *trans_pers = NULL; | |
382 | if ( myTransPers && myTransPers->mode != 0 ) | |
383 | { | |
384 | trans_pers = AWorkspace->ActiveView()->BeginTransformPersistence( myTransPers ); | |
385 | } | |
386 | ||
2166f0fa SK |
387 | // Apply aspects |
388 | const OpenGl_AspectLine *aspect_line = AWorkspace->AspectLine(Standard_False); | |
389 | const OpenGl_AspectFace *aspect_face = AWorkspace->AspectFace(Standard_False); | |
390 | const OpenGl_AspectMarker *aspect_marker = AWorkspace->AspectMarker(Standard_False); | |
391 | const OpenGl_AspectText *aspect_text = AWorkspace->AspectText(Standard_False); | |
392 | if (myAspectLine) | |
393 | AWorkspace->SetAspectLine(myAspectLine); | |
394 | if (myAspectFace) | |
395 | AWorkspace->SetAspectFace(myAspectFace); | |
396 | if (myAspectMarker) | |
397 | AWorkspace->SetAspectMarker(myAspectMarker); | |
398 | if (myAspectText) | |
399 | AWorkspace->SetAspectText(myAspectText); | |
400 | ||
401 | // Apply highlight box | |
402 | if (myHighlightBox) | |
403 | myHighlightBox->Render( AWorkspace ); | |
404 | ||
405 | // Apply highlight color | |
406 | const TEL_COLOUR *highlight_color = AWorkspace->HighlightColor; | |
407 | if (myHighlightColor) | |
408 | AWorkspace->HighlightColor = myHighlightColor; | |
409 | ||
410 | // Render connected structures | |
411 | OpenGl_ListOfStructure::Iterator its(myConnected); | |
412 | while (its.More()) | |
413 | { | |
414 | its.Value()->Render(AWorkspace); | |
415 | its.Next(); | |
416 | } | |
417 | ||
418 | // Render groups | |
419 | OpenGl_ListOfGroup::Iterator itg(myGroups); | |
420 | while (itg.More()) | |
421 | { | |
422 | itg.Value()->Render(AWorkspace); | |
423 | itg.Next(); | |
424 | } | |
425 | ||
426 | // Restore highlight color | |
427 | AWorkspace->HighlightColor = highlight_color; | |
428 | ||
429 | // Restore aspects | |
430 | AWorkspace->SetAspectLine(aspect_line); | |
431 | AWorkspace->SetAspectFace(aspect_face); | |
432 | AWorkspace->SetAspectMarker(aspect_marker); | |
433 | AWorkspace->SetAspectText(aspect_text); | |
434 | ||
435 | // Restore transform persistence | |
436 | if ( myTransPers && myTransPers->mode != 0 ) | |
437 | { | |
438 | AWorkspace->ActiveView()->BeginTransformPersistence( trans_pers ); | |
439 | } | |
440 | ||
441 | // Restore local transformation | |
442 | if (myTransformation) | |
443 | { | |
444 | if (isImmediate) | |
445 | { | |
446 | glPopMatrix (); | |
447 | glMatrixMode (matrix_mode); | |
448 | } | |
449 | else | |
450 | { | |
451 | AWorkspace->SetStructureMatrix(local_trsf); | |
452 | ||
453 | glMatrixMode (GL_MODELVIEW); | |
454 | glPopMatrix(); | |
455 | } | |
456 | } | |
457 | ||
458 | // Restore named status | |
459 | AWorkspace->NamedStatus = named_status; | |
460 | } | |
461 | ||
5e27df78 | 462 | // ======================================================================= |
463 | // function : Release | |
464 | // purpose : | |
465 | // ======================================================================= | |
466 | void OpenGl_Structure::Release (const Handle(OpenGl_Context)& theGlCtx) | |
467 | { | |
468 | // Release groups | |
469 | Clear (theGlCtx); | |
470 | OpenGl_Element::Destroy (theGlCtx, myAspectLine); | |
471 | OpenGl_Element::Destroy (theGlCtx, myAspectFace); | |
472 | OpenGl_Element::Destroy (theGlCtx, myAspectMarker); | |
473 | OpenGl_Element::Destroy (theGlCtx, myAspectText); | |
474 | ClearHighlightColor (theGlCtx); | |
475 | } | |
476 | ||
dd8a4ce9 | 477 | // ======================================================================= |
478 | // function : ReleaseGlResources | |
479 | // purpose : | |
480 | // ======================================================================= | |
481 | void OpenGl_Structure::ReleaseGlResources (const Handle(OpenGl_Context)& theGlCtx) | |
482 | { | |
483 | for (OpenGl_ListOfGroup::Iterator anIter (myGroups); anIter.More(); anIter.Next()) | |
484 | { | |
485 | OpenGl_Group* aGroup = const_cast<OpenGl_Group*& > (anIter.ChangeValue()); | |
486 | if (aGroup != NULL) | |
487 | { | |
488 | aGroup->Release (theGlCtx); | |
489 | } | |
490 | } | |
491 | if (myAspectLine != NULL) | |
492 | { | |
493 | myAspectLine->Release (theGlCtx); | |
494 | } | |
495 | if (myAspectFace != NULL) | |
496 | { | |
497 | myAspectFace->Release (theGlCtx); | |
498 | } | |
499 | if (myAspectMarker != NULL) | |
500 | { | |
501 | myAspectMarker->Release (theGlCtx); | |
502 | } | |
503 | if (myAspectText != NULL) | |
504 | { | |
505 | myAspectText->Release (theGlCtx); | |
506 | } | |
507 | if (myHighlightBox != NULL) | |
508 | { | |
509 | myHighlightBox->Release (theGlCtx); | |
510 | } | |
511 | } | |
512 | ||
59f45b7c | 513 | //======================================================================= |
514 | //function : SetZLayer | |
bf75be98 | 515 | //purpose : |
59f45b7c | 516 | //======================================================================= |
517 | ||
518 | void OpenGl_Structure::SetZLayer (const Standard_Integer theLayerIndex) | |
519 | { | |
520 | myZLayer = theLayerIndex; | |
521 | } | |
522 | ||
523 | //======================================================================= | |
524 | //function : GetZLayer | |
bf75be98 | 525 | //purpose : |
59f45b7c | 526 | //======================================================================= |
527 | ||
528 | Standard_Integer OpenGl_Structure::GetZLayer () const | |
529 | { | |
530 | return myZLayer; | |
531 | } |