| 1 | // Created on: 2011-07-13 |
| 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 | #include <OpenGl_GlCore11.hxx> |
| 21 | |
| 22 | #include <OpenGl_Polygon.hxx> |
| 23 | |
| 24 | #include <OpenGl_telem_util.hxx> |
| 25 | |
| 26 | #include <OpenGl_AspectFace.hxx> |
| 27 | #include <OpenGl_Structure.hxx> |
| 28 | #include <OpenGl_Workspace.hxx> |
| 29 | |
| 30 | #include <GL/glu.h> |
| 31 | |
| 32 | #if (defined(_WIN32) || defined(__WIN32__)) |
| 33 | #define STATIC |
| 34 | #else |
| 35 | #define STATIC static |
| 36 | #endif |
| 37 | |
| 38 | struct EXTRA_VERTEX |
| 39 | { |
| 40 | GLfloat vert[3]; |
| 41 | int ind; |
| 42 | DEFINE_STANDARD_ALLOC |
| 43 | }; |
| 44 | typedef EXTRA_VERTEX* extra_vertex; |
| 45 | |
| 46 | struct SEQ_ |
| 47 | { |
| 48 | NCollection_Vector<void *> tmesh_sequence; |
| 49 | GLenum triangle_type; /* FSXXX OPTI */ |
| 50 | DEFINE_STANDARD_ALLOC |
| 51 | }; |
| 52 | |
| 53 | static void bgntriangulate( const TEL_POLYGON_DATA *, void (APIENTRY*)() ); |
| 54 | static void endtriangulate(void); |
| 55 | |
| 56 | #ifndef GLU_VERSION_1_2 |
| 57 | #define GLUtesselator GLUtriangulatorObj |
| 58 | void gluTessBeginContour(); |
| 59 | void gluTessBeginPolygon(); |
| 60 | void gluTessEndPolygon(); |
| 61 | void gluTessEndContour(); |
| 62 | #define GLU_TESS_BEGIN 100100 |
| 63 | #define GLU_TESS_VERTEX 100101 |
| 64 | #define GLU_TESS_END 100102 |
| 65 | #define GLU_TESS_ERROR 100103 |
| 66 | #define GLU_TESS_COMBINE 100105 |
| 67 | #endif |
| 68 | |
| 69 | /*----------------------------------------------------------------------*/ |
| 70 | |
| 71 | void OpenGl_Polygon::draw_polygon (const Handle(OpenGl_Workspace) &AWorkspace, Tint front_lighting_model) const |
| 72 | { |
| 73 | Tint i; |
| 74 | |
| 75 | tel_point ptr; |
| 76 | tel_point pvn; |
| 77 | tel_colour pfc, pvc; |
| 78 | tel_texture_coord pvt; |
| 79 | |
| 80 | pfc = myData.fcolour; |
| 81 | pvc = myData.vcolours; |
| 82 | pvn = myData.vnormals; |
| 83 | pvt = myData.vtexturecoord; |
| 84 | |
| 85 | if ( AWorkspace->NamedStatus & OPENGL_NS_HIGHLIGHT ) |
| 86 | pvc = pfc = NULL; |
| 87 | |
| 88 | ptr = myData.vertices; |
| 89 | if ( pfc ) |
| 90 | glColor3fv( pfc->rgb ); |
| 91 | if ( front_lighting_model ) |
| 92 | glNormal3fv( myData.fnormal.xyz ); |
| 93 | |
| 94 | if( myData.reverse_order ) glFrontFace( GL_CW ); |
| 95 | |
| 96 | if (myData.num_vertices == 3) glBegin(GL_TRIANGLES); |
| 97 | else if(myData.num_vertices == 4) glBegin(GL_QUADS); |
| 98 | else glBegin(GL_POLYGON); |
| 99 | if( front_lighting_model ) |
| 100 | { |
| 101 | if( pvn ) |
| 102 | { |
| 103 | if (pvt && (AWorkspace->NamedStatus & OPENGL_NS_FORBIDSETTEX) == 0) |
| 104 | for( i=0; i<myData.num_vertices; i++, ptr++ ) |
| 105 | { |
| 106 | glNormal3fv( pvn[i].xyz ); |
| 107 | glTexCoord2fv( pvt[i].xy ); |
| 108 | glVertex3fv( ptr->xyz ); |
| 109 | } |
| 110 | else |
| 111 | for( i=0; i<myData.num_vertices; i++, ptr++ ) |
| 112 | { |
| 113 | glNormal3fv( pvn[i].xyz ); |
| 114 | glVertex3fv( ptr->xyz ); |
| 115 | } |
| 116 | } |
| 117 | else |
| 118 | { |
| 119 | for( i=0; i<myData.num_vertices; i++, ptr++ ) |
| 120 | { |
| 121 | glVertex3fv( ptr->xyz ); |
| 122 | } |
| 123 | } |
| 124 | } |
| 125 | else |
| 126 | { |
| 127 | if( pvc ) |
| 128 | { |
| 129 | for( i=0; i<myData.num_vertices; i++, ptr++ ) |
| 130 | { |
| 131 | glColor3fv( pvc[i].rgb ); |
| 132 | glVertex3fv( ptr->xyz ); |
| 133 | } |
| 134 | } |
| 135 | else |
| 136 | { |
| 137 | for( i=0; i<myData.num_vertices; i++, ptr++ ) |
| 138 | { |
| 139 | glVertex3fv( ptr->xyz ); |
| 140 | } |
| 141 | } |
| 142 | } |
| 143 | glEnd(); |
| 144 | if( myData.reverse_order ) glFrontFace( GL_CCW ); |
| 145 | |
| 146 | } |
| 147 | |
| 148 | /*----------------------------------------------------------------------*/ |
| 149 | |
| 150 | /* JWR - allow varying the size */ |
| 151 | |
| 152 | static const TEL_POLYGON_DATA *DaTa; |
| 153 | static GLUtesselator *tripak = 0; |
| 154 | |
| 155 | STATIC void APIENTRY |
| 156 | out_bgntmesh( GLenum triangle_type ) |
| 157 | { |
| 158 | NCollection_Vector<SEQ_> *dis = DaTa->dsply; |
| 159 | |
| 160 | SEQ_ aSeq; |
| 161 | #ifdef JWR_DEC_TRIFAN_BUG |
| 162 | aSeq.triangle_type = GL_POLYGON; |
| 163 | dis->Append(aSeq); |
| 164 | glBegin(GL_POLYGON); |
| 165 | #else |
| 166 | aSeq.triangle_type = triangle_type; |
| 167 | dis->Append(aSeq); |
| 168 | glBegin(triangle_type); |
| 169 | #endif |
| 170 | } |
| 171 | |
| 172 | /*----------------------------------------------------------------------*/ |
| 173 | |
| 174 | STATIC void APIENTRY |
| 175 | out_vert1( void *data ) |
| 176 | { |
| 177 | SEQ_ &s = DaTa->dsply->ChangeValue(DaTa->dsply->Length() - 1); |
| 178 | |
| 179 | s.tmesh_sequence.Append(data); |
| 180 | |
| 181 | if ( data < (void *)0xffff ) { |
| 182 | long a = (long)data; |
| 183 | |
| 184 | glVertex3fv( DaTa->vertices[a].xyz ); |
| 185 | } |
| 186 | else { |
| 187 | extra_vertex b = (extra_vertex) data; |
| 188 | |
| 189 | glVertex3fv( b->vert ); |
| 190 | } |
| 191 | |
| 192 | } |
| 193 | |
| 194 | /*----------------------------------------------------------------------*/ |
| 195 | |
| 196 | STATIC void APIENTRY |
| 197 | out_vert2( void *data ) |
| 198 | { |
| 199 | SEQ_ &s = DaTa->dsply->ChangeValue(DaTa->dsply->Length() - 1); |
| 200 | |
| 201 | s.tmesh_sequence.Append(data); |
| 202 | |
| 203 | if ( data < (void *)0xffff ) { |
| 204 | long a = (long)data; |
| 205 | |
| 206 | glColor3fv( DaTa->vcolours[a].rgb ); |
| 207 | glVertex3fv( DaTa->vertices[a].xyz ); |
| 208 | } |
| 209 | else { |
| 210 | extra_vertex b = (extra_vertex) data; |
| 211 | |
| 212 | glColor3fv( DaTa->vcolours[(b->ind)].rgb ); |
| 213 | glVertex3fv( b->vert ); |
| 214 | } |
| 215 | } |
| 216 | |
| 217 | /*----------------------------------------------------------------------*/ |
| 218 | |
| 219 | STATIC void APIENTRY |
| 220 | out_vert3( void *data ) |
| 221 | { |
| 222 | SEQ_ &s = DaTa->dsply->ChangeValue(DaTa->dsply->Length() - 1); |
| 223 | |
| 224 | s.tmesh_sequence.Append(data); |
| 225 | |
| 226 | if ( data <= (void *)0xffff ) { |
| 227 | long a = (long)data; |
| 228 | |
| 229 | glNormal3fv( DaTa->vnormals[a].xyz ); |
| 230 | glVertex3fv( DaTa->vertices[a].xyz); |
| 231 | } |
| 232 | else { |
| 233 | extra_vertex b = (extra_vertex) data; |
| 234 | |
| 235 | glNormal3fv( DaTa->vnormals[(b->ind)].xyz ); |
| 236 | glVertex3fv( b->vert ); |
| 237 | } |
| 238 | } |
| 239 | |
| 240 | /*----------------------------------------------------------------------*/ |
| 241 | |
| 242 | STATIC void APIENTRY |
| 243 | mycombine( GLdouble coords[3], int *data, GLfloat w[4], void **dataout) |
| 244 | { |
| 245 | extra_vertex new_vertex = new EXTRA_VERTEX(); |
| 246 | |
| 247 | new_vertex->vert[0] = ( float )coords[0]; |
| 248 | new_vertex->vert[1] = ( float )coords[1]; |
| 249 | new_vertex->vert[2] = ( float )coords[2]; |
| 250 | new_vertex->ind = *data; |
| 251 | *dataout = new_vertex; |
| 252 | } |
| 253 | |
| 254 | /*----------------------------------------------------------------------*/ |
| 255 | |
| 256 | STATIC void APIENTRY |
| 257 | out_endtmesh( void ) |
| 258 | { |
| 259 | glEnd(); |
| 260 | } |
| 261 | |
| 262 | /*----------------------------------------------------------------------*/ |
| 263 | |
| 264 | STATIC void APIENTRY |
| 265 | out_error( GLenum error ) |
| 266 | { |
| 267 | printf( "POLYGON : %s\n", (char *) gluErrorString(error) ); |
| 268 | } |
| 269 | |
| 270 | /*----------------------------------------------------------------------*/ |
| 271 | |
| 272 | static void |
| 273 | bgntriangulate(const TEL_POLYGON_DATA *d, void ( APIENTRY * out_ver)() ) |
| 274 | { |
| 275 | DaTa = d; |
| 276 | |
| 277 | tripak = gluNewTess(); |
| 278 | |
| 279 | #if defined(linux) && !defined(NOGLUfuncptr) |
| 280 | gluTessCallback( tripak, GLU_TESS_BEGIN, (_GLUfuncptr)(out_bgntmesh) ); |
| 281 | gluTessCallback( tripak, GLU_TESS_VERTEX, out_ver ); |
| 282 | gluTessCallback( tripak, GLU_TESS_END, out_endtmesh ); |
| 283 | gluTessCallback( tripak, GLU_TESS_ERROR, (_GLUfuncptr)(out_error) ); |
| 284 | gluTessCallback( tripak, GLU_TESS_COMBINE, (_GLUfuncptr)(mycombine) ); |
| 285 | #else |
| 286 | gluTessCallback( tripak, GLU_TESS_BEGIN, (void (APIENTRY*)())out_bgntmesh ); |
| 287 | gluTessCallback( tripak, GLU_TESS_VERTEX, (void (APIENTRY*)())out_ver ); |
| 288 | gluTessCallback( tripak, GLU_TESS_END, (void (APIENTRY*)())out_endtmesh ); |
| 289 | gluTessCallback( tripak, GLU_TESS_ERROR, (void (APIENTRY*)())out_error ); |
| 290 | gluTessCallback( tripak, GLU_TESS_COMBINE, (void (APIENTRY*)())mycombine ); |
| 291 | #endif |
| 292 | } |
| 293 | |
| 294 | /*----------------------------------------------------------------------*/ |
| 295 | |
| 296 | static void |
| 297 | endtriangulate() |
| 298 | { |
| 299 | DaTa = 0; |
| 300 | gluDeleteTess(tripak); |
| 301 | } |
| 302 | |
| 303 | /*----------------------------------------------------------------------*/ |
| 304 | |
| 305 | void OpenGl_Polygon::draw_polygon_concav (const Handle(OpenGl_Workspace) &AWorkspace, Tint front_lighting_model) const |
| 306 | { |
| 307 | long i; |
| 308 | |
| 309 | tel_point pvn; |
| 310 | tel_point ptr; |
| 311 | tel_colour pfc, pvc; |
| 312 | GLdouble xyz[3]; |
| 313 | |
| 314 | pfc = myData.fcolour; |
| 315 | pvc = myData.vcolours; |
| 316 | pvn = myData.vnormals; |
| 317 | |
| 318 | if ( AWorkspace->NamedStatus & OPENGL_NS_HIGHLIGHT ) |
| 319 | pvc = pfc = NULL; |
| 320 | |
| 321 | ptr = myData.vertices; |
| 322 | DaTa = &myData; |
| 323 | |
| 324 | if ( pfc ) |
| 325 | glColor3fv( pfc->rgb ); |
| 326 | if ( front_lighting_model ) |
| 327 | glNormal3fv( myData.fnormal.xyz ); |
| 328 | |
| 329 | if( myData.reverse_order ) glFrontFace( GL_CW ); |
| 330 | |
| 331 | if( !myData.dsply ) |
| 332 | { |
| 333 | if( front_lighting_model ) |
| 334 | { |
| 335 | if( pvn ) |
| 336 | { |
| 337 | bgntriangulate(&myData, (void (APIENTRY*)())out_vert3); |
| 338 | } |
| 339 | else |
| 340 | { |
| 341 | bgntriangulate(&myData, (void (APIENTRY*)())out_vert1); |
| 342 | } |
| 343 | } |
| 344 | else |
| 345 | { |
| 346 | if( pvc ) |
| 347 | { |
| 348 | bgntriangulate(&myData, (void (APIENTRY*)())out_vert2); |
| 349 | } |
| 350 | else |
| 351 | { |
| 352 | bgntriangulate(&myData, (void (APIENTRY*)())out_vert1); |
| 353 | } |
| 354 | } |
| 355 | gluTessBeginPolygon( tripak, NULL ); |
| 356 | gluTessBeginContour( tripak); |
| 357 | |
| 358 | for( i=0; i<myData.num_vertices; i++, ptr++ ) |
| 359 | { |
| 360 | xyz[0] = ptr->xyz[0]; |
| 361 | xyz[1] = ptr->xyz[1]; |
| 362 | xyz[2] = ptr->xyz[2]; |
| 363 | #ifndef WNT |
| 364 | gluTessVertex( tripak, xyz,(void * ) i ); |
| 365 | #else |
| 366 | { |
| 367 | double v[ 3 ] = {ptr -> xyz[ 0 ], ptr -> xyz[ 1 ], ptr -> xyz[ 2 ]}; |
| 368 | gluTessVertex ( tripak, v, ( void* )i ); |
| 369 | } |
| 370 | #endif /* WNT */ |
| 371 | } |
| 372 | gluTessEndContour( tripak ); |
| 373 | gluTessEndPolygon( tripak ); |
| 374 | endtriangulate(); |
| 375 | } |
| 376 | else |
| 377 | { |
| 378 | if( front_lighting_model ) |
| 379 | { |
| 380 | draw_tmesh( pvn? 3 : 1 ); |
| 381 | } |
| 382 | else |
| 383 | { |
| 384 | draw_tmesh( pvc? 2 : 1 ); |
| 385 | } |
| 386 | } |
| 387 | |
| 388 | if( myData.reverse_order ) glFrontFace( GL_CCW ); |
| 389 | } |
| 390 | |
| 391 | /*----------------------------------------------------------------------*/ |
| 392 | |
| 393 | void OpenGl_Polygon::draw_edges (const TEL_COLOUR* theEdgeColor, |
| 394 | const Aspect_InteriorStyle theInteriorStyle, |
| 395 | const Handle(OpenGl_Workspace)& theWorkspace) const |
| 396 | { |
| 397 | const OpenGl_AspectFace* anAspectFace = theWorkspace->AspectFace (Standard_True); |
| 398 | |
| 399 | if (theInteriorStyle != Aspect_IS_HIDDENLINE |
| 400 | && anAspectFace->Edge == TOff) |
| 401 | { |
| 402 | return; |
| 403 | } |
| 404 | |
| 405 | glDisable (GL_LIGHTING); |
| 406 | const Handle(OpenGl_Texture) aPrevTexture = theWorkspace->DisableTexture(); |
| 407 | |
| 408 | // Setup line aspect |
| 409 | const OpenGl_AspectLine* aPrevAspectLine = theWorkspace->SetAspectLine (anAspectFace->AspectEdge()); |
| 410 | theWorkspace->AspectLine (Standard_True); |
| 411 | |
| 412 | glColor3fv (theEdgeColor->rgb); |
| 413 | |
| 414 | glBegin (GL_LINE_LOOP); |
| 415 | tel_point ptr = myData.vertices; |
| 416 | for (Tint i = 0; i < myData.num_vertices; i++, ptr++) |
| 417 | { |
| 418 | glVertex3fv (ptr->xyz); |
| 419 | } |
| 420 | glEnd(); |
| 421 | |
| 422 | // Restore line context |
| 423 | theWorkspace->SetAspectLine (aPrevAspectLine); |
| 424 | |
| 425 | theWorkspace->EnableTexture (aPrevTexture); |
| 426 | } |
| 427 | |
| 428 | /*----------------------------------------------------------------------*/ |
| 429 | |
| 430 | void OpenGl_Polygon::draw_tmesh ( Tint v ) const |
| 431 | { |
| 432 | Tint i, j, k; |
| 433 | SEQ_ *s; |
| 434 | extra_vertex b; |
| 435 | |
| 436 | NCollection_Vector<SEQ_> *dis = myData.dsply; |
| 437 | for( i = 0; i < dis->Length(); i++ ) |
| 438 | { |
| 439 | s = &(dis->ChangeValue(i)); |
| 440 | |
| 441 | glBegin(s->triangle_type); |
| 442 | switch( v ) |
| 443 | { |
| 444 | case 1: |
| 445 | { |
| 446 | for( j = 0, k = 0; j < s->tmesh_sequence.Length(); j++ ) |
| 447 | { |
| 448 | if ( s->tmesh_sequence(j) < (void *)0xffff ) |
| 449 | glVertex3fv( myData.vertices[ (long)s->tmesh_sequence.Value(j) ].xyz ); |
| 450 | else { |
| 451 | b = (extra_vertex) s->tmesh_sequence(j); |
| 452 | glVertex3fv( b->vert ); |
| 453 | } |
| 454 | |
| 455 | } |
| 456 | break; |
| 457 | } |
| 458 | case 2: |
| 459 | { |
| 460 | for( j = 0, k = 0; j < s->tmesh_sequence.Length(); j++ ) |
| 461 | { |
| 462 | if ( s->tmesh_sequence(j) < (void *)0xffff ) { |
| 463 | glColor3fv( myData.vcolours[ (long) s->tmesh_sequence(j) ].rgb ); |
| 464 | glVertex3fv( myData.vertices[ (long) s->tmesh_sequence(j) ].xyz ); |
| 465 | } else { |
| 466 | b = (extra_vertex) s->tmesh_sequence(j); |
| 467 | glColor3fv( myData.vcolours[(b->ind)].rgb); |
| 468 | glVertex3fv( b->vert ); |
| 469 | } |
| 470 | } |
| 471 | break; |
| 472 | } |
| 473 | case 3: |
| 474 | { |
| 475 | for( j = 0, k = 0; j < s->tmesh_sequence.Length(); j++ ) |
| 476 | { |
| 477 | if ( s->tmesh_sequence(j) < (void *)0xffff ) { |
| 478 | glNormal3fv( myData.vnormals[ (long) s->tmesh_sequence(j) ].xyz); |
| 479 | glVertex3fv( myData.vertices[ (long) s->tmesh_sequence(j) ].xyz); |
| 480 | } else { |
| 481 | b = (extra_vertex) s->tmesh_sequence(j); |
| 482 | glNormal3fv( myData.vnormals[(b->ind)].xyz); |
| 483 | glVertex3fv( b->vert ); |
| 484 | } |
| 485 | } |
| 486 | break; |
| 487 | } |
| 488 | } |
| 489 | glEnd(); |
| 490 | } |
| 491 | } |
| 492 | |
| 493 | /*----------------------------------------------------------------------*/ |
| 494 | |
| 495 | OpenGl_Polygon::OpenGl_Polygon (const Graphic3d_Array1OfVertex& AListVertex, |
| 496 | const Graphic3d_TypeOfPolygon AType) |
| 497 | { |
| 498 | const Standard_Integer nv = AListVertex.Length(); |
| 499 | |
| 500 | myData.num_vertices = nv; |
| 501 | |
| 502 | myData.vertices = new TEL_POINT[nv]; |
| 503 | memcpy( myData.vertices, &AListVertex(AListVertex.Lower()), nv*sizeof(TEL_POINT) ); |
| 504 | |
| 505 | myData.vertex_flag = TEL_VT_NONE; |
| 506 | myData.vnormals = NULL; |
| 507 | |
| 508 | myData.vcolours = NULL; |
| 509 | |
| 510 | myData.vtexturecoord = NULL; |
| 511 | |
| 512 | myData.reverse_order = 0; |
| 513 | |
| 514 | myData.facet_flag = TEL_FA_NONE; |
| 515 | TelGetPolygonNormal( myData.vertices, NULL, nv, myData.fnormal.xyz ); |
| 516 | |
| 517 | myData.fcolour = NULL; |
| 518 | |
| 519 | #if defined(__sgi) || defined(IRIX) |
| 520 | // Pb with tesselator on sgi |
| 521 | myData.shape_flag = TEL_SHAPE_CONVEX; |
| 522 | #else |
| 523 | switch (AType) |
| 524 | { |
| 525 | case Graphic3d_TOP_UNKNOWN : |
| 526 | myData.shape_flag = TEL_SHAPE_UNKNOWN; |
| 527 | break; |
| 528 | case Graphic3d_TOP_COMPLEX : |
| 529 | myData.shape_flag = TEL_SHAPE_COMPLEX; |
| 530 | break; |
| 531 | case Graphic3d_TOP_CONCAVE : |
| 532 | myData.shape_flag = TEL_SHAPE_CONCAVE; |
| 533 | break; |
| 534 | //case Graphic3d_TOP_CONVEX : |
| 535 | default : |
| 536 | myData.shape_flag = TEL_SHAPE_CONVEX; |
| 537 | break; |
| 538 | } |
| 539 | #endif |
| 540 | |
| 541 | myData.dsply = new NCollection_Vector<SEQ_>(); |
| 542 | } |
| 543 | |
| 544 | /*----------------------------------------------------------------------*/ |
| 545 | |
| 546 | OpenGl_Polygon::~OpenGl_Polygon () |
| 547 | { |
| 548 | if( myData.fcolour ) |
| 549 | delete myData.fcolour; |
| 550 | if( myData.vertices ) |
| 551 | delete[] myData.vertices; |
| 552 | if( myData.vcolours ) |
| 553 | delete[] myData.vcolours; |
| 554 | if( myData.vnormals ) |
| 555 | delete[] myData.vnormals; |
| 556 | if ( myData.vtexturecoord ) |
| 557 | delete myData.vtexturecoord; |
| 558 | |
| 559 | if ( myData.dsply ) |
| 560 | { |
| 561 | Tint i, j; |
| 562 | |
| 563 | for( i = 0; i < myData.dsply->Length(); i++ ) |
| 564 | { |
| 565 | for ( j = 0; j < myData.dsply->Value(i).tmesh_sequence.Length() ; j++ ) |
| 566 | { |
| 567 | if ( myData.dsply->Value(i).tmesh_sequence(j) >= (void *)0xffff ) |
| 568 | delete myData.dsply->Value(i).tmesh_sequence(j); |
| 569 | } |
| 570 | } |
| 571 | |
| 572 | delete myData.dsply; |
| 573 | } |
| 574 | } |
| 575 | |
| 576 | /*----------------------------------------------------------------------*/ |
| 577 | |
| 578 | void OpenGl_Polygon::Render (const Handle(OpenGl_Workspace) &AWorkspace) const |
| 579 | { |
| 580 | const OpenGl_AspectFace *aspect_face = AWorkspace->AspectFace( Standard_True ); |
| 581 | |
| 582 | Tint front_lighting_model = aspect_face->IntFront.color_mask; |
| 583 | const Aspect_InteriorStyle interior_style = aspect_face->InteriorStyle; |
| 584 | const TEL_COLOUR *interior_colour = &aspect_face->IntFront.matcol; |
| 585 | const TEL_COLOUR *edge_colour = &aspect_face->AspectEdge()->Color(); |
| 586 | |
| 587 | // Use highlight colous |
| 588 | if ( AWorkspace->NamedStatus & OPENGL_NS_HIGHLIGHT ) |
| 589 | { |
| 590 | edge_colour = interior_colour = AWorkspace->HighlightColor; |
| 591 | front_lighting_model = 0; |
| 592 | } |
| 593 | |
| 594 | if( interior_style != Aspect_IS_EMPTY && AWorkspace->DegenerateModel < 2 ) |
| 595 | { |
| 596 | if ( front_lighting_model ) |
| 597 | glEnable(GL_LIGHTING); |
| 598 | else |
| 599 | glDisable(GL_LIGHTING); |
| 600 | |
| 601 | glColor3fv( interior_colour->rgb ); |
| 602 | |
| 603 | if( myData.shape_flag != TEL_SHAPE_CONVEX ) |
| 604 | draw_polygon_concav( AWorkspace, front_lighting_model ); |
| 605 | else |
| 606 | draw_polygon( AWorkspace, front_lighting_model ); |
| 607 | } |
| 608 | |
| 609 | /* OCC11904 -- Temporarily disable environment mapping */ |
| 610 | glPushAttrib(GL_ENABLE_BIT); |
| 611 | glDisable(GL_TEXTURE_1D); |
| 612 | glDisable(GL_TEXTURE_2D); |
| 613 | |
| 614 | switch ( AWorkspace->DegenerateModel ) |
| 615 | { |
| 616 | default: |
| 617 | draw_edges ( edge_colour, interior_style, AWorkspace ); |
| 618 | break; |
| 619 | case 3: /* marker degeneration */ |
| 620 | break; |
| 621 | } |
| 622 | |
| 623 | glPopAttrib(); /* skt: GL_ENABLE_BIT*/ |
| 624 | } |
| 625 | |
| 626 | void OpenGl_Polygon::Release (const Handle(OpenGl_Context)& theContext) |
| 627 | { |
| 628 | // |
| 629 | } |