| 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 | |
| 20 | |
| 21 | #include <OpenGl_GlCore11.hxx> |
| 22 | |
| 23 | #include <OpenGl_Structure.hxx> |
| 24 | |
| 25 | #include <OpenGl_Polyline.hxx> |
| 26 | #include <OpenGl_Workspace.hxx> |
| 27 | #include <OpenGl_View.hxx> |
| 28 | |
| 29 | #include <OpenGl_telem_util.hxx> |
| 30 | |
| 31 | |
| 32 | /*----------------------------------------------------------------------*/ |
| 33 | |
| 34 | static void call_util_transpose_mat (float tmat[16], float mat[4][4]) |
| 35 | { |
| 36 | int i, j; |
| 37 | |
| 38 | for (i=0; i<4; i++) |
| 39 | for (j=0; j<4; j++) |
| 40 | tmat[j*4+i] = mat[i][j]; |
| 41 | } |
| 42 | |
| 43 | /*----------------------------------------------------------------------*/ |
| 44 | |
| 45 | OpenGl_Structure::OpenGl_Structure () |
| 46 | : myTransformation(NULL), |
| 47 | myTransPers(NULL), |
| 48 | myDegenerateModel(NULL), |
| 49 | myAspectLine(NULL), |
| 50 | myAspectFace(NULL), |
| 51 | myAspectMarker(NULL), |
| 52 | myAspectText(NULL), |
| 53 | myHighlightBox(NULL), |
| 54 | myHighlightColor(NULL), |
| 55 | myNamedStatus(0), |
| 56 | myZLayer(0) |
| 57 | { |
| 58 | } |
| 59 | |
| 60 | /*----------------------------------------------------------------------*/ |
| 61 | |
| 62 | OpenGl_Structure::~OpenGl_Structure() |
| 63 | { |
| 64 | Release (Handle(OpenGl_Context)()); |
| 65 | delete myTransformation; myTransformation = NULL; |
| 66 | delete myTransPers; myTransPers = NULL; |
| 67 | delete myDegenerateModel; myDegenerateModel = NULL; |
| 68 | } |
| 69 | |
| 70 | /*----------------------------------------------------------------------*/ |
| 71 | |
| 72 | void OpenGl_Structure::SetTransformation(const float *AMatrix) |
| 73 | { |
| 74 | if (!myTransformation) |
| 75 | myTransformation = new OpenGl_Matrix(); |
| 76 | |
| 77 | matcpy( myTransformation->mat, AMatrix ); |
| 78 | } |
| 79 | |
| 80 | /*----------------------------------------------------------------------*/ |
| 81 | |
| 82 | void OpenGl_Structure::SetTransformPersistence(const CALL_DEF_TRANSFORM_PERSISTENCE &ATransPers) |
| 83 | { |
| 84 | if (!myTransPers) |
| 85 | myTransPers = new TEL_TRANSFORM_PERSISTENCE; |
| 86 | |
| 87 | myTransPers->mode = ATransPers.Flag; |
| 88 | myTransPers->pointX = ATransPers.Point.x; |
| 89 | myTransPers->pointY = ATransPers.Point.y; |
| 90 | myTransPers->pointZ = ATransPers.Point.z; |
| 91 | } |
| 92 | |
| 93 | /*----------------------------------------------------------------------*/ |
| 94 | |
| 95 | void OpenGl_Structure::SetDegenerateModel (const Standard_Integer AMode, const float ASkipRatio) |
| 96 | { |
| 97 | if (!myDegenerateModel) |
| 98 | myDegenerateModel = new DEGENERATION; |
| 99 | |
| 100 | myDegenerateModel->mode = AMode; |
| 101 | myDegenerateModel->skipRatio = ASkipRatio; |
| 102 | } |
| 103 | |
| 104 | /*----------------------------------------------------------------------*/ |
| 105 | |
| 106 | void OpenGl_Structure::SetAspectLine (const CALL_DEF_CONTEXTLINE &AContext) |
| 107 | { |
| 108 | if (!myAspectLine) |
| 109 | myAspectLine = new OpenGl_AspectLine(); |
| 110 | myAspectLine->SetContext( AContext ); |
| 111 | } |
| 112 | |
| 113 | /*----------------------------------------------------------------------*/ |
| 114 | |
| 115 | void OpenGl_Structure::SetAspectFace (const CALL_DEF_CONTEXTFILLAREA &AContext) |
| 116 | { |
| 117 | if (!myAspectFace) |
| 118 | myAspectFace = new OpenGl_AspectFace(); |
| 119 | myAspectFace->SetContext( AContext ); |
| 120 | } |
| 121 | |
| 122 | /*----------------------------------------------------------------------*/ |
| 123 | |
| 124 | void OpenGl_Structure::SetAspectMarker (const CALL_DEF_CONTEXTMARKER &AContext) |
| 125 | { |
| 126 | if (!myAspectMarker) |
| 127 | myAspectMarker = new OpenGl_AspectMarker(); |
| 128 | myAspectMarker->SetContext( AContext ); |
| 129 | } |
| 130 | |
| 131 | /*----------------------------------------------------------------------*/ |
| 132 | |
| 133 | void OpenGl_Structure::SetAspectText (const CALL_DEF_CONTEXTTEXT &AContext) |
| 134 | { |
| 135 | if (!myAspectText) |
| 136 | myAspectText = new OpenGl_AspectText(); |
| 137 | myAspectText->SetContext( AContext ); |
| 138 | } |
| 139 | |
| 140 | /*----------------------------------------------------------------------*/ |
| 141 | |
| 142 | void OpenGl_Structure::SetHighlightBox (const Handle(OpenGl_Context)& theGlCtx, |
| 143 | const CALL_DEF_BOUNDBOX& theBoundBox) |
| 144 | { |
| 145 | if (myHighlightBox != NULL) |
| 146 | { |
| 147 | myHighlightBox->Release (theGlCtx); |
| 148 | } |
| 149 | else |
| 150 | { |
| 151 | myHighlightBox = new OpenGl_Group(); |
| 152 | } |
| 153 | |
| 154 | CALL_DEF_CONTEXTLINE aContextLine; |
| 155 | aContextLine.Color = theBoundBox.Color; |
| 156 | aContextLine.LineType = Aspect_TOL_SOLID; |
| 157 | aContextLine.Width = 1.0f; |
| 158 | myHighlightBox->SetAspectLine (aContextLine); |
| 159 | |
| 160 | #define CALL_MAX_BOUNDBOXSIZE 16 |
| 161 | |
| 162 | Graphic3d_Array1OfVertex aPoints (1, CALL_MAX_BOUNDBOXSIZE); |
| 163 | const float Xm = theBoundBox.Pmin.x; |
| 164 | const float Ym = theBoundBox.Pmin.y; |
| 165 | const float Zm = theBoundBox.Pmin.z; |
| 166 | const float XM = theBoundBox.Pmax.x; |
| 167 | const float YM = theBoundBox.Pmax.y; |
| 168 | const float ZM = theBoundBox.Pmax.z; |
| 169 | aPoints( 1).SetCoord (Xm, Ym, Zm); |
| 170 | aPoints( 2).SetCoord (Xm, Ym, ZM); |
| 171 | aPoints( 3).SetCoord (Xm, YM, ZM); |
| 172 | aPoints( 4).SetCoord (Xm, YM, Zm); |
| 173 | aPoints( 5).SetCoord (Xm, Ym, Zm); |
| 174 | aPoints( 6).SetCoord (XM, Ym, Zm); |
| 175 | aPoints( 7).SetCoord (XM, Ym, ZM); |
| 176 | aPoints( 8).SetCoord (XM, YM, ZM); |
| 177 | aPoints( 9).SetCoord (XM, YM, Zm); |
| 178 | aPoints(10).SetCoord (XM, Ym, Zm); |
| 179 | aPoints(11).SetCoord (XM, YM, Zm); |
| 180 | aPoints(12).SetCoord (Xm, YM, Zm); |
| 181 | aPoints(13).SetCoord (Xm, YM, ZM); |
| 182 | aPoints(14).SetCoord (XM, YM, ZM); |
| 183 | aPoints(15).SetCoord (XM, Ym, ZM); |
| 184 | aPoints(16).SetCoord (Xm, Ym, ZM); |
| 185 | |
| 186 | OpenGl_Polyline* aPolyline = new OpenGl_Polyline (aPoints); |
| 187 | myHighlightBox->AddElement (TelPolyline, aPolyline); |
| 188 | } |
| 189 | |
| 190 | /*----------------------------------------------------------------------*/ |
| 191 | |
| 192 | void OpenGl_Structure::ClearHighlightBox (const Handle(OpenGl_Context)& theGlCtx) |
| 193 | { |
| 194 | if (myHighlightBox != NULL) |
| 195 | { |
| 196 | OpenGl_Element::Destroy (theGlCtx, myHighlightBox); |
| 197 | } |
| 198 | } |
| 199 | |
| 200 | /*----------------------------------------------------------------------*/ |
| 201 | |
| 202 | void OpenGl_Structure::SetHighlightColor (const Handle(OpenGl_Context)& theGlCtx, |
| 203 | const Standard_ShortReal R, |
| 204 | const Standard_ShortReal G, |
| 205 | const Standard_ShortReal B) |
| 206 | { |
| 207 | ClearHighlightBox (theGlCtx); |
| 208 | if (myHighlightColor == NULL) |
| 209 | { |
| 210 | myHighlightColor = new TEL_COLOUR(); |
| 211 | } |
| 212 | |
| 213 | myHighlightColor->rgb[0] = R; |
| 214 | myHighlightColor->rgb[1] = G; |
| 215 | myHighlightColor->rgb[2] = B; |
| 216 | myHighlightColor->rgb[3] = 1.F; |
| 217 | } |
| 218 | |
| 219 | /*----------------------------------------------------------------------*/ |
| 220 | |
| 221 | void OpenGl_Structure::ClearHighlightColor (const Handle(OpenGl_Context)& theGlCtx) |
| 222 | { |
| 223 | ClearHighlightBox(theGlCtx); |
| 224 | delete myHighlightColor; |
| 225 | myHighlightColor = NULL; |
| 226 | } |
| 227 | |
| 228 | /*----------------------------------------------------------------------*/ |
| 229 | |
| 230 | void OpenGl_Structure::Connect (const OpenGl_Structure *AStructure) |
| 231 | { |
| 232 | Disconnect (AStructure); |
| 233 | myConnected.Append(AStructure); |
| 234 | } |
| 235 | |
| 236 | /*----------------------------------------------------------------------*/ |
| 237 | |
| 238 | void OpenGl_Structure::Disconnect (const OpenGl_Structure *AStructure) |
| 239 | { |
| 240 | OpenGl_ListOfStructure::Iterator its(myConnected); |
| 241 | while (its.More()) |
| 242 | { |
| 243 | // Check for the given structure |
| 244 | if (its.Value() == AStructure) |
| 245 | { |
| 246 | myConnected.Remove(its); |
| 247 | return; |
| 248 | } |
| 249 | its.Next(); |
| 250 | } |
| 251 | } |
| 252 | |
| 253 | /*----------------------------------------------------------------------*/ |
| 254 | |
| 255 | OpenGl_Group * OpenGl_Structure::AddGroup () |
| 256 | { |
| 257 | // Create new group |
| 258 | OpenGl_Group *g = new OpenGl_Group; |
| 259 | myGroups.Append(g); |
| 260 | return g; |
| 261 | } |
| 262 | |
| 263 | /*----------------------------------------------------------------------*/ |
| 264 | |
| 265 | void OpenGl_Structure::RemoveGroup (const Handle(OpenGl_Context)& theGlCtx, |
| 266 | const OpenGl_Group* theGroup) |
| 267 | { |
| 268 | for (OpenGl_ListOfGroup::Iterator anIter (myGroups); anIter.More(); anIter.Next()) |
| 269 | { |
| 270 | // Check for the given group |
| 271 | if (anIter.Value() == theGroup) |
| 272 | { |
| 273 | // Delete object |
| 274 | OpenGl_Element::Destroy (theGlCtx, const_cast<OpenGl_Group*& > (anIter.ChangeValue())); |
| 275 | myGroups.Remove (anIter); |
| 276 | return; |
| 277 | } |
| 278 | } |
| 279 | } |
| 280 | |
| 281 | /*----------------------------------------------------------------------*/ |
| 282 | |
| 283 | void OpenGl_Structure::Clear (const Handle(OpenGl_Context)& theGlCtx) |
| 284 | { |
| 285 | // Release groups |
| 286 | for (OpenGl_ListOfGroup::Iterator anIter (myGroups); anIter.More(); anIter.Next()) |
| 287 | { |
| 288 | // Delete objects |
| 289 | OpenGl_Element::Destroy (theGlCtx, const_cast<OpenGl_Group*& > (anIter.ChangeValue())); |
| 290 | } |
| 291 | myGroups.Clear(); |
| 292 | } |
| 293 | |
| 294 | /*----------------------------------------------------------------------*/ |
| 295 | |
| 296 | void OpenGl_Structure::Render (const Handle(OpenGl_Workspace) &AWorkspace) const |
| 297 | { |
| 298 | // Process the structure only if visible |
| 299 | if ( myNamedStatus & OPENGL_NS_HIDE ) |
| 300 | return; |
| 301 | |
| 302 | // Render named status |
| 303 | const Standard_Integer named_status = AWorkspace->NamedStatus; |
| 304 | AWorkspace->NamedStatus |= myNamedStatus; |
| 305 | |
| 306 | // Is rendering in ADD or IMMEDIATE mode? |
| 307 | const Standard_Boolean isImmediate = (AWorkspace->NamedStatus & (OPENGL_NS_ADD | OPENGL_NS_IMMEDIATE)) != 0; |
| 308 | |
| 309 | // Apply local transformation |
| 310 | GLint matrix_mode = 0; |
| 311 | const OpenGl_Matrix *local_trsf = NULL; |
| 312 | if (myTransformation) |
| 313 | { |
| 314 | if (isImmediate) |
| 315 | { |
| 316 | float mat16[16]; |
| 317 | call_util_transpose_mat (mat16, myTransformation->mat); |
| 318 | glGetIntegerv (GL_MATRIX_MODE, &matrix_mode); |
| 319 | glMatrixMode (GL_MODELVIEW); |
| 320 | glPushMatrix (); |
| 321 | glScalef (1.F, 1.F, 1.F); |
| 322 | glMultMatrixf (mat16); |
| 323 | } |
| 324 | else |
| 325 | { |
| 326 | glMatrixMode (GL_MODELVIEW); |
| 327 | glPushMatrix(); |
| 328 | |
| 329 | local_trsf = AWorkspace->SetStructureMatrix(myTransformation); |
| 330 | } |
| 331 | } |
| 332 | |
| 333 | // Apply transform persistence |
| 334 | const TEL_TRANSFORM_PERSISTENCE *trans_pers = NULL; |
| 335 | if ( myTransPers && myTransPers->mode != 0 ) |
| 336 | { |
| 337 | trans_pers = AWorkspace->ActiveView()->BeginTransformPersistence( myTransPers ); |
| 338 | } |
| 339 | |
| 340 | // Apply degeneration |
| 341 | if (myDegenerateModel) |
| 342 | { |
| 343 | if ( AWorkspace->NamedStatus & OPENGL_NS_DEGENERATION ) |
| 344 | { |
| 345 | AWorkspace->DegenerateModel = myDegenerateModel->mode; |
| 346 | switch ( AWorkspace->DegenerateModel ) |
| 347 | { |
| 348 | case 0: break; |
| 349 | |
| 350 | default: |
| 351 | glLineWidth ( 1.0 ); |
| 352 | glDisable ( GL_LINE_STIPPLE ); |
| 353 | |
| 354 | case 1: |
| 355 | AWorkspace->SkipRatio = myDegenerateModel->skipRatio; |
| 356 | } |
| 357 | } |
| 358 | } |
| 359 | |
| 360 | // Apply aspects |
| 361 | const OpenGl_AspectLine *aspect_line = AWorkspace->AspectLine(Standard_False); |
| 362 | const OpenGl_AspectFace *aspect_face = AWorkspace->AspectFace(Standard_False); |
| 363 | const OpenGl_AspectMarker *aspect_marker = AWorkspace->AspectMarker(Standard_False); |
| 364 | const OpenGl_AspectText *aspect_text = AWorkspace->AspectText(Standard_False); |
| 365 | if (myAspectLine) |
| 366 | AWorkspace->SetAspectLine(myAspectLine); |
| 367 | if (myAspectFace) |
| 368 | AWorkspace->SetAspectFace(myAspectFace); |
| 369 | if (myAspectMarker) |
| 370 | AWorkspace->SetAspectMarker(myAspectMarker); |
| 371 | if (myAspectText) |
| 372 | AWorkspace->SetAspectText(myAspectText); |
| 373 | |
| 374 | // Apply highlight box |
| 375 | if (myHighlightBox) |
| 376 | myHighlightBox->Render( AWorkspace ); |
| 377 | |
| 378 | // Apply highlight color |
| 379 | const TEL_COLOUR *highlight_color = AWorkspace->HighlightColor; |
| 380 | if (myHighlightColor) |
| 381 | AWorkspace->HighlightColor = myHighlightColor; |
| 382 | |
| 383 | // Render connected structures |
| 384 | OpenGl_ListOfStructure::Iterator its(myConnected); |
| 385 | while (its.More()) |
| 386 | { |
| 387 | its.Value()->Render(AWorkspace); |
| 388 | its.Next(); |
| 389 | } |
| 390 | |
| 391 | // Render groups |
| 392 | OpenGl_ListOfGroup::Iterator itg(myGroups); |
| 393 | while (itg.More()) |
| 394 | { |
| 395 | itg.Value()->Render(AWorkspace); |
| 396 | itg.Next(); |
| 397 | } |
| 398 | |
| 399 | // Restore highlight color |
| 400 | AWorkspace->HighlightColor = highlight_color; |
| 401 | |
| 402 | // Restore aspects |
| 403 | AWorkspace->SetAspectLine(aspect_line); |
| 404 | AWorkspace->SetAspectFace(aspect_face); |
| 405 | AWorkspace->SetAspectMarker(aspect_marker); |
| 406 | AWorkspace->SetAspectText(aspect_text); |
| 407 | |
| 408 | // Restore transform persistence |
| 409 | if ( myTransPers && myTransPers->mode != 0 ) |
| 410 | { |
| 411 | AWorkspace->ActiveView()->BeginTransformPersistence( trans_pers ); |
| 412 | } |
| 413 | |
| 414 | // Restore local transformation |
| 415 | if (myTransformation) |
| 416 | { |
| 417 | if (isImmediate) |
| 418 | { |
| 419 | glPopMatrix (); |
| 420 | glMatrixMode (matrix_mode); |
| 421 | } |
| 422 | else |
| 423 | { |
| 424 | AWorkspace->SetStructureMatrix(local_trsf); |
| 425 | |
| 426 | glMatrixMode (GL_MODELVIEW); |
| 427 | glPopMatrix(); |
| 428 | } |
| 429 | } |
| 430 | |
| 431 | // Restore named status |
| 432 | AWorkspace->NamedStatus = named_status; |
| 433 | } |
| 434 | |
| 435 | // ======================================================================= |
| 436 | // function : Release |
| 437 | // purpose : |
| 438 | // ======================================================================= |
| 439 | void OpenGl_Structure::Release (const Handle(OpenGl_Context)& theGlCtx) |
| 440 | { |
| 441 | // Release groups |
| 442 | Clear (theGlCtx); |
| 443 | OpenGl_Element::Destroy (theGlCtx, myAspectLine); |
| 444 | OpenGl_Element::Destroy (theGlCtx, myAspectFace); |
| 445 | OpenGl_Element::Destroy (theGlCtx, myAspectMarker); |
| 446 | OpenGl_Element::Destroy (theGlCtx, myAspectText); |
| 447 | ClearHighlightColor (theGlCtx); |
| 448 | } |
| 449 | |
| 450 | // ======================================================================= |
| 451 | // function : ReleaseGlResources |
| 452 | // purpose : |
| 453 | // ======================================================================= |
| 454 | void OpenGl_Structure::ReleaseGlResources (const Handle(OpenGl_Context)& theGlCtx) |
| 455 | { |
| 456 | for (OpenGl_ListOfGroup::Iterator anIter (myGroups); anIter.More(); anIter.Next()) |
| 457 | { |
| 458 | OpenGl_Group* aGroup = const_cast<OpenGl_Group*& > (anIter.ChangeValue()); |
| 459 | if (aGroup != NULL) |
| 460 | { |
| 461 | aGroup->Release (theGlCtx); |
| 462 | } |
| 463 | } |
| 464 | if (myAspectLine != NULL) |
| 465 | { |
| 466 | myAspectLine->Release (theGlCtx); |
| 467 | } |
| 468 | if (myAspectFace != NULL) |
| 469 | { |
| 470 | myAspectFace->Release (theGlCtx); |
| 471 | } |
| 472 | if (myAspectMarker != NULL) |
| 473 | { |
| 474 | myAspectMarker->Release (theGlCtx); |
| 475 | } |
| 476 | if (myAspectText != NULL) |
| 477 | { |
| 478 | myAspectText->Release (theGlCtx); |
| 479 | } |
| 480 | if (myHighlightBox != NULL) |
| 481 | { |
| 482 | myHighlightBox->Release (theGlCtx); |
| 483 | } |
| 484 | } |
| 485 | |
| 486 | //======================================================================= |
| 487 | //function : SetZLayer |
| 488 | //purpose : |
| 489 | //======================================================================= |
| 490 | |
| 491 | void OpenGl_Structure::SetZLayer (const Standard_Integer theLayerIndex) |
| 492 | { |
| 493 | myZLayer = theLayerIndex; |
| 494 | } |
| 495 | |
| 496 | //======================================================================= |
| 497 | //function : GetZLayer |
| 498 | //purpose : |
| 499 | //======================================================================= |
| 500 | |
| 501 | Standard_Integer OpenGl_Structure::GetZLayer () const |
| 502 | { |
| 503 | return myZLayer; |
| 504 | } |