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1 | // File: OpenGl_Structure.cxx |
2 | // Created: 1 August 2011 | |
3 | // Author: Sergey ZERCHANINOV | |
4 | // Copyright: OPEN CASCADE 2011 | |
5 | ||
6 | #include <OpenGl_Structure.hxx> | |
7 | ||
8 | #include <OpenGl_Polyline.hxx> | |
9 | #include <OpenGl_Workspace.hxx> | |
10 | #include <OpenGl_View.hxx> | |
11 | ||
12 | #include <OpenGl_tgl_all.hxx> | |
13 | #include <OpenGl_telem_util.hxx> | |
14 | ||
15 | ||
16 | /*----------------------------------------------------------------------*/ | |
17 | ||
18 | static void call_util_transpose_mat (float tmat[16], float mat[4][4]) | |
19 | { | |
20 | int i, j; | |
21 | ||
22 | for (i=0; i<4; i++) | |
23 | for (j=0; j<4; j++) | |
24 | tmat[j*4+i] = mat[i][j]; | |
25 | } | |
26 | ||
27 | /*----------------------------------------------------------------------*/ | |
28 | ||
29 | OpenGl_Structure::OpenGl_Structure () | |
30 | : myTransformation(NULL), | |
31 | myTransPers(NULL), | |
32 | myDegenerateModel(NULL), | |
33 | myAspectLine(NULL), | |
34 | myAspectFace(NULL), | |
35 | myAspectMarker(NULL), | |
36 | myAspectText(NULL), | |
37 | myHighlightBox(NULL), | |
38 | myHighlightColor(NULL), | |
39 | myNamedStatus(0) | |
40 | { | |
41 | } | |
42 | ||
43 | /*----------------------------------------------------------------------*/ | |
44 | ||
45 | OpenGl_Structure::~OpenGl_Structure () | |
46 | { | |
47 | if (myTransformation) | |
48 | { | |
49 | delete myTransformation; | |
50 | myTransformation = NULL; | |
51 | } | |
52 | if (myTransPers) | |
53 | { | |
54 | delete myTransPers; | |
55 | myTransPers = NULL; | |
56 | } | |
57 | if (myDegenerateModel) | |
58 | { | |
59 | delete myDegenerateModel; | |
60 | myDegenerateModel = NULL; | |
61 | } | |
62 | if (myAspectLine) | |
63 | { | |
64 | delete myAspectLine; | |
65 | myAspectLine = NULL; | |
66 | } | |
67 | if (myAspectFace) | |
68 | { | |
69 | delete myAspectFace; | |
70 | myAspectFace = NULL; | |
71 | } | |
72 | if (myAspectMarker) | |
73 | { | |
74 | delete myAspectMarker; | |
75 | myAspectMarker = NULL; | |
76 | } | |
77 | if (myAspectText) | |
78 | { | |
79 | delete myAspectText; | |
80 | myAspectText = NULL; | |
81 | } | |
82 | ClearHighlightColor(); | |
83 | // Delete groups | |
84 | Clear(); | |
85 | } | |
86 | ||
87 | /*----------------------------------------------------------------------*/ | |
88 | ||
89 | void OpenGl_Structure::SetTransformation(const float *AMatrix) | |
90 | { | |
91 | if (!myTransformation) | |
92 | myTransformation = new OpenGl_Matrix; | |
93 | ||
94 | matcpy( myTransformation->mat, AMatrix ); | |
95 | } | |
96 | ||
97 | /*----------------------------------------------------------------------*/ | |
98 | ||
99 | void OpenGl_Structure::SetTransformPersistence(const CALL_DEF_TRANSFORM_PERSISTENCE &ATransPers) | |
100 | { | |
101 | if (!myTransPers) | |
102 | myTransPers = new TEL_TRANSFORM_PERSISTENCE; | |
103 | ||
104 | myTransPers->mode = ATransPers.Flag; | |
105 | myTransPers->pointX = ATransPers.Point.x; | |
106 | myTransPers->pointY = ATransPers.Point.y; | |
107 | myTransPers->pointZ = ATransPers.Point.z; | |
108 | } | |
109 | ||
110 | /*----------------------------------------------------------------------*/ | |
111 | ||
112 | void OpenGl_Structure::SetDegenerateModel (const Standard_Integer AMode, const float ASkipRatio) | |
113 | { | |
114 | if (!myDegenerateModel) | |
115 | myDegenerateModel = new DEGENERATION; | |
116 | ||
117 | myDegenerateModel->mode = AMode; | |
118 | myDegenerateModel->skipRatio = ASkipRatio; | |
119 | } | |
120 | ||
121 | /*----------------------------------------------------------------------*/ | |
122 | ||
123 | void OpenGl_Structure::SetAspectLine (const CALL_DEF_CONTEXTLINE &AContext) | |
124 | { | |
125 | if (!myAspectLine) | |
126 | myAspectLine = new OpenGl_AspectLine; | |
127 | myAspectLine->SetContext( AContext ); | |
128 | } | |
129 | ||
130 | /*----------------------------------------------------------------------*/ | |
131 | ||
132 | void OpenGl_Structure::SetAspectFace (const CALL_DEF_CONTEXTFILLAREA &AContext) | |
133 | { | |
134 | if (!myAspectFace) | |
135 | myAspectFace = new OpenGl_AspectFace; | |
136 | myAspectFace->SetContext( AContext ); | |
137 | } | |
138 | ||
139 | /*----------------------------------------------------------------------*/ | |
140 | ||
141 | void OpenGl_Structure::SetAspectMarker (const CALL_DEF_CONTEXTMARKER &AContext) | |
142 | { | |
143 | if (!myAspectMarker) | |
144 | myAspectMarker = new OpenGl_AspectMarker; | |
145 | myAspectMarker->SetContext( AContext ); | |
146 | } | |
147 | ||
148 | /*----------------------------------------------------------------------*/ | |
149 | ||
150 | void OpenGl_Structure::SetAspectText (const CALL_DEF_CONTEXTTEXT &AContext) | |
151 | { | |
152 | if (!myAspectText) | |
153 | myAspectText = new OpenGl_AspectText; | |
154 | myAspectText->SetContext( AContext ); | |
155 | } | |
156 | ||
157 | /*----------------------------------------------------------------------*/ | |
158 | ||
159 | void OpenGl_Structure::SetHighlightBox (const CALL_DEF_BOUNDBOX &ABoundBox) | |
160 | { | |
161 | if (!myHighlightBox) | |
162 | myHighlightBox = new OpenGl_Group; | |
163 | else | |
164 | myHighlightBox->Clear(); | |
165 | ||
166 | CALL_DEF_CONTEXTLINE context_line; | |
167 | context_line.Color = ABoundBox.Color; | |
168 | context_line.LineType = Aspect_TOL_SOLID; | |
169 | context_line.Width = 1.0f; | |
170 | myHighlightBox->SetAspectLine( context_line ); | |
171 | ||
172 | #define CALL_MAX_BOUNDBOXSIZE 16 | |
173 | ||
174 | Graphic3d_Array1OfVertex points(1,CALL_MAX_BOUNDBOXSIZE); | |
175 | const float Xm = ABoundBox.Pmin.x; | |
176 | const float Ym = ABoundBox.Pmin.y; | |
177 | const float Zm = ABoundBox.Pmin.z; | |
178 | const float XM = ABoundBox.Pmax.x; | |
179 | const float YM = ABoundBox.Pmax.y; | |
180 | const float ZM = ABoundBox.Pmax.z; | |
181 | points( 1).SetCoord(Xm,Ym,Zm); | |
182 | points( 2).SetCoord(Xm,Ym,ZM); | |
183 | points( 3).SetCoord(Xm,YM,ZM); | |
184 | points( 4).SetCoord(Xm,YM,Zm); | |
185 | points( 5).SetCoord(Xm,Ym,Zm); | |
186 | points( 6).SetCoord(XM,Ym,Zm); | |
187 | points( 7).SetCoord(XM,Ym,ZM); | |
188 | points( 8).SetCoord(XM,YM,ZM); | |
189 | points( 9).SetCoord(XM,YM,Zm); | |
190 | points(10).SetCoord(XM,Ym,Zm); | |
191 | points(11).SetCoord(XM,YM,Zm); | |
192 | points(12).SetCoord(Xm,YM,Zm); | |
193 | points(13).SetCoord(Xm,YM,ZM); | |
194 | points(14).SetCoord(XM,YM,ZM); | |
195 | points(15).SetCoord(XM,Ym,ZM); | |
196 | points(16).SetCoord(Xm,Ym,ZM); | |
197 | ||
198 | OpenGl_Polyline *apolyline = new OpenGl_Polyline(points); | |
199 | myHighlightBox->AddElement( TelPolyline, apolyline ); | |
200 | } | |
201 | ||
202 | /*----------------------------------------------------------------------*/ | |
203 | ||
204 | void OpenGl_Structure::ClearHighlightBox () | |
205 | { | |
206 | if (myHighlightBox) | |
207 | { | |
208 | delete myHighlightBox; | |
209 | myHighlightBox = NULL; | |
210 | } | |
211 | } | |
212 | ||
213 | /*----------------------------------------------------------------------*/ | |
214 | ||
215 | void OpenGl_Structure::SetHighlightColor (const Standard_ShortReal R, const Standard_ShortReal G, const Standard_ShortReal B) | |
216 | { | |
217 | ClearHighlightBox(); | |
218 | if (!myHighlightColor) | |
219 | myHighlightColor = new TEL_COLOUR; | |
220 | ||
221 | myHighlightColor->rgb[0] = R; | |
222 | myHighlightColor->rgb[1] = G; | |
223 | myHighlightColor->rgb[2] = B; | |
224 | myHighlightColor->rgb[3] = 1.F; | |
225 | } | |
226 | ||
227 | /*----------------------------------------------------------------------*/ | |
228 | ||
229 | void OpenGl_Structure::ClearHighlightColor () | |
230 | { | |
231 | ClearHighlightBox(); | |
232 | if (myHighlightColor) | |
233 | { | |
234 | delete myHighlightColor; | |
235 | myHighlightColor = NULL; | |
236 | } | |
237 | } | |
238 | ||
239 | /*----------------------------------------------------------------------*/ | |
240 | ||
241 | void OpenGl_Structure::Connect (const OpenGl_Structure *AStructure) | |
242 | { | |
243 | Disconnect (AStructure); | |
244 | myConnected.Append(AStructure); | |
245 | } | |
246 | ||
247 | /*----------------------------------------------------------------------*/ | |
248 | ||
249 | void OpenGl_Structure::Disconnect (const OpenGl_Structure *AStructure) | |
250 | { | |
251 | OpenGl_ListOfStructure::Iterator its(myConnected); | |
252 | while (its.More()) | |
253 | { | |
254 | // Check for the given structure | |
255 | if (its.Value() == AStructure) | |
256 | { | |
257 | myConnected.Remove(its); | |
258 | return; | |
259 | } | |
260 | its.Next(); | |
261 | } | |
262 | } | |
263 | ||
264 | /*----------------------------------------------------------------------*/ | |
265 | ||
266 | OpenGl_Group * OpenGl_Structure::AddGroup () | |
267 | { | |
268 | // Create new group | |
269 | OpenGl_Group *g = new OpenGl_Group; | |
270 | myGroups.Append(g); | |
271 | return g; | |
272 | } | |
273 | ||
274 | /*----------------------------------------------------------------------*/ | |
275 | ||
276 | void OpenGl_Structure::RemoveGroup (const OpenGl_Group *AGroup) | |
277 | { | |
278 | OpenGl_ListOfGroup::Iterator itg(myGroups); | |
279 | while (itg.More()) | |
280 | { | |
281 | // Check for the given group | |
282 | if (itg.Value() == AGroup) | |
283 | { | |
284 | // Delete object | |
285 | delete AGroup; | |
286 | myGroups.Remove(itg); | |
287 | return; | |
288 | } | |
289 | itg.Next(); | |
290 | } | |
291 | } | |
292 | ||
293 | /*----------------------------------------------------------------------*/ | |
294 | ||
295 | void OpenGl_Structure::Clear () | |
296 | { | |
297 | OpenGl_ListOfGroup::Iterator itg(myGroups); | |
298 | while (itg.More()) | |
299 | { | |
300 | // Delete objects | |
301 | delete itg.Value(); | |
302 | itg.Next(); | |
303 | } | |
304 | myGroups.Clear(); | |
305 | } | |
306 | ||
307 | /*----------------------------------------------------------------------*/ | |
308 | ||
309 | void OpenGl_Structure::Render (const Handle(OpenGl_Workspace) &AWorkspace) const | |
310 | { | |
311 | // Process the structure only if visible | |
312 | if ( myNamedStatus & OPENGL_NS_HIDE ) | |
313 | return; | |
314 | ||
315 | // Render named status | |
316 | const Standard_Integer named_status = AWorkspace->NamedStatus; | |
317 | AWorkspace->NamedStatus |= myNamedStatus; | |
318 | ||
319 | // Is rendering in ADD or IMMEDIATE mode? | |
320 | const Standard_Boolean isImmediate = (AWorkspace->NamedStatus & (OPENGL_NS_ADD | OPENGL_NS_IMMEDIATE)) != 0; | |
321 | ||
322 | // Apply local transformation | |
323 | GLint matrix_mode = 0; | |
324 | const OpenGl_Matrix *local_trsf = NULL; | |
325 | if (myTransformation) | |
326 | { | |
327 | if (isImmediate) | |
328 | { | |
329 | float mat16[16]; | |
330 | call_util_transpose_mat (mat16, myTransformation->mat); | |
331 | glGetIntegerv (GL_MATRIX_MODE, &matrix_mode); | |
332 | glMatrixMode (GL_MODELVIEW); | |
333 | glPushMatrix (); | |
334 | glScalef (1.F, 1.F, 1.F); | |
335 | glMultMatrixf (mat16); | |
336 | } | |
337 | else | |
338 | { | |
339 | glMatrixMode (GL_MODELVIEW); | |
340 | glPushMatrix(); | |
341 | ||
342 | local_trsf = AWorkspace->SetStructureMatrix(myTransformation); | |
343 | } | |
344 | } | |
345 | ||
346 | // Apply transform persistence | |
347 | const TEL_TRANSFORM_PERSISTENCE *trans_pers = NULL; | |
348 | if ( myTransPers && myTransPers->mode != 0 ) | |
349 | { | |
350 | trans_pers = AWorkspace->ActiveView()->BeginTransformPersistence( myTransPers ); | |
351 | } | |
352 | ||
353 | // Apply degeneration | |
354 | if (myDegenerateModel) | |
355 | { | |
356 | if ( AWorkspace->NamedStatus & OPENGL_NS_DEGENERATION ) | |
357 | { | |
358 | AWorkspace->DegenerateModel = myDegenerateModel->mode; | |
359 | switch ( AWorkspace->DegenerateModel ) | |
360 | { | |
361 | case 0: break; | |
362 | ||
363 | default: | |
364 | glLineWidth ( 1.0 ); | |
365 | glDisable ( GL_LINE_STIPPLE ); | |
366 | ||
367 | case 1: | |
368 | AWorkspace->SkipRatio = myDegenerateModel->skipRatio; | |
369 | } | |
370 | } | |
371 | } | |
372 | ||
373 | // Apply aspects | |
374 | const OpenGl_AspectLine *aspect_line = AWorkspace->AspectLine(Standard_False); | |
375 | const OpenGl_AspectFace *aspect_face = AWorkspace->AspectFace(Standard_False); | |
376 | const OpenGl_AspectMarker *aspect_marker = AWorkspace->AspectMarker(Standard_False); | |
377 | const OpenGl_AspectText *aspect_text = AWorkspace->AspectText(Standard_False); | |
378 | if (myAspectLine) | |
379 | AWorkspace->SetAspectLine(myAspectLine); | |
380 | if (myAspectFace) | |
381 | AWorkspace->SetAspectFace(myAspectFace); | |
382 | if (myAspectMarker) | |
383 | AWorkspace->SetAspectMarker(myAspectMarker); | |
384 | if (myAspectText) | |
385 | AWorkspace->SetAspectText(myAspectText); | |
386 | ||
387 | // Apply highlight box | |
388 | if (myHighlightBox) | |
389 | myHighlightBox->Render( AWorkspace ); | |
390 | ||
391 | // Apply highlight color | |
392 | const TEL_COLOUR *highlight_color = AWorkspace->HighlightColor; | |
393 | if (myHighlightColor) | |
394 | AWorkspace->HighlightColor = myHighlightColor; | |
395 | ||
396 | // Render connected structures | |
397 | OpenGl_ListOfStructure::Iterator its(myConnected); | |
398 | while (its.More()) | |
399 | { | |
400 | its.Value()->Render(AWorkspace); | |
401 | its.Next(); | |
402 | } | |
403 | ||
404 | // Render groups | |
405 | OpenGl_ListOfGroup::Iterator itg(myGroups); | |
406 | while (itg.More()) | |
407 | { | |
408 | itg.Value()->Render(AWorkspace); | |
409 | itg.Next(); | |
410 | } | |
411 | ||
412 | // Restore highlight color | |
413 | AWorkspace->HighlightColor = highlight_color; | |
414 | ||
415 | // Restore aspects | |
416 | AWorkspace->SetAspectLine(aspect_line); | |
417 | AWorkspace->SetAspectFace(aspect_face); | |
418 | AWorkspace->SetAspectMarker(aspect_marker); | |
419 | AWorkspace->SetAspectText(aspect_text); | |
420 | ||
421 | // Restore transform persistence | |
422 | if ( myTransPers && myTransPers->mode != 0 ) | |
423 | { | |
424 | AWorkspace->ActiveView()->BeginTransformPersistence( trans_pers ); | |
425 | } | |
426 | ||
427 | // Restore local transformation | |
428 | if (myTransformation) | |
429 | { | |
430 | if (isImmediate) | |
431 | { | |
432 | glPopMatrix (); | |
433 | glMatrixMode (matrix_mode); | |
434 | } | |
435 | else | |
436 | { | |
437 | AWorkspace->SetStructureMatrix(local_trsf); | |
438 | ||
439 | glMatrixMode (GL_MODELVIEW); | |
440 | glPopMatrix(); | |
441 | } | |
442 | } | |
443 | ||
444 | // Restore named status | |
445 | AWorkspace->NamedStatus = named_status; | |
446 | } | |
447 | ||
448 | /*----------------------------------------------------------------------*/ |