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1 | // Created on: 2003-09-16 |
2 | // Created by: Alexander SOLOVYOV |
3 | // Copyright (c) 2003-2012 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 | |
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20 | |
21 | #include <MeshVS_MeshPrsBuilder.ixx> |
22 | |
23 | #include <Prs3d_Root.hxx> |
24 | #include <Prs3d_ShadingAspect.hxx> |
25 | #include <Prs3d_LineAspect.hxx> |
26 | #include <Prs3d_PointAspect.hxx> |
27 | |
28 | #include <Graphic3d_AspectLine3d.hxx> |
29 | #include <Graphic3d_AspectFillArea3d.hxx> |
30 | #include <Graphic3d_AspectMarker3d.hxx> |
31 | #include <Graphic3d_ArrayOfPolygons.hxx> |
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32 | #include <Graphic3d_ArrayOfSegments.hxx> |
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33 | #include <Graphic3d_ArrayOfPoints.hxx> |
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34 | #include <Graphic3d_ArrayOfPolylines.hxx> |
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35 | #include <Graphic3d_Group.hxx> |
36 | |
37 | #include <TColStd_MapIteratorOfPackedMapOfInteger.hxx> |
38 | #include <TColStd_ListIteratorOfListOfReal.hxx> |
39 | #include <TColStd_MapIntegerHasher.hxx> |
40 | #include <TColStd_Array1OfReal.hxx> |
41 | #include <TColStd_Array1OfInteger.hxx> |
42 | #include <TColStd_SequenceOfInteger.hxx> |
43 | #include <TColStd_PackedMapOfInteger.hxx> |
44 | #include <TColStd_HPackedMapOfInteger.hxx> |
45 | |
46 | #include <Quantity_NameOfColor.hxx> |
47 | #include <Aspect_InteriorStyle.hxx> |
48 | #include <Select3D_SensitivePoint.hxx> |
49 | |
50 | #include <MeshVS_DataSource.hxx> |
51 | #include <MeshVS_Drawer.hxx> |
52 | #include <MeshVS_Mesh.hxx> |
53 | #include <MeshVS_Tool.hxx> |
54 | #include <MeshVS_DrawerAttribute.hxx> |
55 | #include <MeshVS_MapOfTwoNodes.hxx> |
56 | #include <MeshVS_Buffer.hxx> |
57 | |
58 | //================================================================ |
59 | // Function : Constructor MeshVS_MeshPrsBuilder |
60 | // Purpose : |
61 | //================================================================ |
62 | MeshVS_MeshPrsBuilder::MeshVS_MeshPrsBuilder ( const Handle(MeshVS_Mesh)& Parent, |
63 | const Standard_Integer& DisplayModeMask, |
64 | const Handle (MeshVS_DataSource)& DS, |
65 | const Standard_Integer Id, |
66 | const MeshVS_BuilderPriority& Priority ) |
67 | : MeshVS_PrsBuilder ( Parent, DisplayModeMask, DS, Id, Priority ) |
68 | { |
69 | } |
70 | |
71 | //================================================================ |
72 | // Function : Build |
73 | // Purpose : |
74 | //================================================================ |
75 | void MeshVS_MeshPrsBuilder::Build ( const Handle(Prs3d_Presentation)& Prs, |
76 | const TColStd_PackedMapOfInteger& IDs, |
77 | TColStd_PackedMapOfInteger& IDsToExclude, |
78 | const Standard_Boolean IsElement, |
79 | const Standard_Integer DisplayMode ) const |
80 | { |
81 | if ( DisplayMode <= 0 ) |
82 | return; |
83 | |
84 | Standard_Boolean HasHilightFlag = ( ( DisplayMode & MeshVS_DMF_HilightPrs ) != 0 ); |
85 | Standard_Integer Extent = IDs.Extent(); |
86 | |
87 | if ( HasHilightFlag && Extent == 1) |
88 | BuildHilightPrs ( Prs, IDs, IsElement ); |
89 | else if ( IsElement ) |
90 | BuildElements ( Prs, IDs, IDsToExclude, DisplayMode ); |
91 | else |
92 | BuildNodes ( Prs, IDs, IDsToExclude, DisplayMode ); |
93 | } |
94 | |
95 | //================================================================ |
96 | // Function : BuildNodes |
97 | // Purpose : |
98 | //================================================================ |
99 | void MeshVS_MeshPrsBuilder::BuildNodes ( const Handle(Prs3d_Presentation)& Prs, |
100 | const TColStd_PackedMapOfInteger& IDs, |
101 | TColStd_PackedMapOfInteger& IDsToExclude, |
102 | const Standard_Integer DisplayMode ) const |
103 | { |
104 | Handle( MeshVS_DataSource ) aSource = GetDataSource(); |
105 | Handle( MeshVS_Drawer ) aDrawer = GetDrawer(); |
106 | Handle (Graphic3d_AspectMarker3d) aNodeMark = |
107 | MeshVS_Tool::CreateAspectMarker3d( GetDrawer() ); |
108 | if ( aSource.IsNull() || aDrawer.IsNull() || aNodeMark.IsNull() ) |
109 | return; |
110 | |
111 | Standard_Boolean DisplayFreeNodes = Standard_True; |
112 | aDrawer->GetBoolean( MeshVS_DA_DisplayNodes, DisplayFreeNodes ); |
113 | Standard_Boolean HasSelectFlag = ( ( DisplayMode & MeshVS_DMF_SelectionPrs ) != 0 ); |
114 | Standard_Boolean HasHilightFlag = ( ( DisplayMode & MeshVS_DMF_HilightPrs ) != 0 ); |
115 | |
116 | Standard_Real aCoordsBuf[ 3 ]; |
117 | TColStd_Array1OfReal aCoords( *aCoordsBuf, 1, 3 ); |
118 | Standard_Integer NbNodes; |
119 | MeshVS_EntityType aType; |
120 | |
121 | if ( !DisplayFreeNodes ) |
122 | return; |
123 | |
124 | TColStd_PackedMapOfInteger anIDs; |
125 | anIDs.Assign( IDs ); |
126 | if ( !HasSelectFlag && !HasHilightFlag ) |
127 | { |
128 | // subtract the hidden nodes and ids to exclude (to minimise allocated memory) |
129 | Handle(TColStd_HPackedMapOfInteger) aHiddenNodes = myParentMesh->GetHiddenNodes(); |
130 | if ( !aHiddenNodes.IsNull() ) |
131 | anIDs.Subtract( aHiddenNodes->Map() ); |
132 | } |
133 | anIDs.Subtract( IDsToExclude ); |
134 | |
135 | Standard_Integer upper = anIDs.Extent(); |
136 | if ( upper<=0 ) |
137 | return; |
138 | |
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139 | Handle(Graphic3d_ArrayOfPoints) aNodePoints = new Graphic3d_ArrayOfPoints (upper); |
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140 | Standard_Integer k=0; |
141 | TColStd_MapIteratorOfPackedMapOfInteger it (anIDs); |
142 | for( ; it.More(); it.Next() ) |
143 | { |
144 | Standard_Integer aKey = it.Key(); |
145 | if ( aSource->GetGeom ( aKey, Standard_False, aCoords, NbNodes, aType ) ) |
146 | { |
147 | if ( IsExcludingOn() ) |
148 | IDsToExclude.Add (aKey); |
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149 | k++; |
150 | aNodePoints->AddVertex (aCoords(1), aCoords(2), aCoords(3)); |
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151 | } |
152 | } |
153 | |
154 | if ( k>0 ) |
155 | { |
156 | Prs3d_Root::NewGroup ( Prs ); |
157 | Handle (Graphic3d_Group) aNodeGroup = Prs3d_Root::CurrentGroup ( Prs ); |
158 | aNodeGroup->SetPrimitivesAspect ( aNodeMark ); |
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159 | aNodeGroup->AddPrimitiveArray (aNodePoints); |
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160 | } |
161 | } |
162 | |
163 | //================================================================ |
164 | // Function : BuildElements |
165 | // Purpose : |
166 | //================================================================ |
167 | void MeshVS_MeshPrsBuilder::BuildElements( const Handle(Prs3d_Presentation)& Prs, |
168 | const TColStd_PackedMapOfInteger& IDs, |
169 | TColStd_PackedMapOfInteger& IDsToExclude, |
170 | const Standard_Integer DisplayMode ) const |
171 | { |
172 | Standard_Integer maxnodes; |
173 | |
174 | Handle (MeshVS_DataSource) aSource = GetDataSource(); |
175 | if ( aSource.IsNull() ) |
176 | return; |
177 | |
178 | Handle( MeshVS_Drawer ) aDrawer = GetDrawer(); |
179 | if ( aDrawer.IsNull() || !aDrawer->GetInteger ( MeshVS_DA_MaxFaceNodes, maxnodes ) || |
180 | maxnodes <= 0 ) |
181 | return; |
182 | |
183 | //----------- extract useful display mode flags ---------- |
184 | Standard_Integer aDispMode = ( DisplayMode & GetFlags() ); |
185 | if ( ( aDispMode & MeshVS_DMF_DeformedMask) != 0 ) |
186 | { |
187 | aDispMode /= MeshVS_DMF_DeformedPrsWireFrame; |
188 | // This transformation turns deformed mesh flags to real display modes |
189 | } |
190 | aDispMode &= MeshVS_DMF_OCCMask; |
191 | //-------------------------------------------------------- |
192 | |
193 | Standard_Real aShrinkCoef; |
194 | aDrawer->GetDouble ( MeshVS_DA_ShrinkCoeff, aShrinkCoef ); |
195 | |
196 | Standard_Boolean IsWireFrame = ( aDispMode==MeshVS_DMF_WireFrame ), |
197 | IsShading = ( aDispMode==MeshVS_DMF_Shading ), |
198 | IsShrink = ( aDispMode==MeshVS_DMF_Shrink ), |
199 | HasHilightFlag = ( ( DisplayMode & MeshVS_DMF_HilightPrs ) != 0 ), |
200 | HasSelectFlag = ( ( DisplayMode & MeshVS_DMF_SelectionPrs ) != 0 ), |
201 | IsMeshReflect, IsMeshAllowOverlap, IsReflect, IsMeshSmoothShading = Standard_False; |
202 | |
203 | aDrawer->GetBoolean ( MeshVS_DA_Reflection, IsMeshReflect ); |
204 | aDrawer->GetBoolean ( MeshVS_DA_IsAllowOverlapped, IsMeshAllowOverlap ); |
205 | IsReflect = ( IsMeshReflect && !HasHilightFlag ); |
206 | aDrawer->GetBoolean ( MeshVS_DA_SmoothShading, IsMeshSmoothShading ); |
207 | |
208 | // display mode for hilighted prs of groups |
209 | IsShrink = ( IsShrink && !HasHilightFlag ); |
210 | IsShading = ( IsShading || HasHilightFlag ); |
211 | |
212 | //---------- Creating AspectFillArea3d and AspectLine3d ------------- |
213 | Graphic3d_MaterialAspect AMat; |
214 | aDrawer->GetMaterial ( MeshVS_DA_FrontMaterial, AMat ); |
215 | if ( !IsReflect ) |
216 | { |
217 | AMat.SetReflectionModeOff(Graphic3d_TOR_AMBIENT); |
218 | AMat.SetReflectionModeOff(Graphic3d_TOR_DIFFUSE); |
219 | AMat.SetReflectionModeOff(Graphic3d_TOR_SPECULAR); |
220 | AMat.SetReflectionModeOff(Graphic3d_TOR_EMISSION); |
221 | } |
222 | Handle( Graphic3d_AspectFillArea3d ) aFill = MeshVS_Tool::CreateAspectFillArea3d( GetDrawer(), AMat ); |
223 | Handle( Graphic3d_AspectLine3d ) aBeam = MeshVS_Tool::CreateAspectLine3d ( GetDrawer() ); |
224 | //------------------------------------------------------------------- |
225 | |
226 | Standard_Boolean IsOverlapControl = |
227 | !IsMeshAllowOverlap && ( IsWireFrame || IsShading ) && !HasSelectFlag; |
228 | |
229 | Handle (Graphic3d_ArrayOfPolygons) aPolygons, aVolumes; |
230 | Handle (Graphic3d_ArrayOfPolylines) aPolylines, aLinkPolylines; |
231 | |
232 | Standard_Integer PolygonVerticesFor3D = 0, PolygonBoundsFor3D = 0, |
233 | PolylineVerticesFor3D = 0, PolylineBoundsFor3D = 0, |
234 | NbNodes; |
235 | |
236 | // subtract the hidden elements and ids to exclude (to minimise allocated memory) |
237 | TColStd_PackedMapOfInteger anIDs; |
238 | anIDs.Assign( IDs ); |
239 | Handle(TColStd_HPackedMapOfInteger) aHiddenElems = myParentMesh->GetHiddenElems(); |
240 | if ( !aHiddenElems.IsNull() ) |
241 | anIDs.Subtract( aHiddenElems->Map() ); |
242 | anIDs.Subtract( IDsToExclude ); |
243 | |
244 | Handle( MeshVS_HArray1OfSequenceOfInteger ) aTopo; |
245 | TColStd_MapIteratorOfPackedMapOfInteger it (anIDs); |
246 | for( ; it.More(); it.Next() ) |
247 | { |
248 | Standard_Integer aKey = it.Key(); |
249 | if( aSource->Get3DGeom( aKey, NbNodes, aTopo ) ) |
250 | { |
251 | if( !HasSelectFlag ) |
252 | HowManyPrimitives( aTopo, Standard_True, HasSelectFlag, NbNodes, |
253 | PolygonVerticesFor3D, PolygonBoundsFor3D ); |
254 | HowManyPrimitives( aTopo, Standard_False, HasSelectFlag, NbNodes, |
255 | PolylineVerticesFor3D, PolylineBoundsFor3D ); |
256 | } |
257 | } |
258 | |
259 | Standard_Integer Extent = anIDs.Extent(); |
260 | |
261 | if ( IsReflect ) |
262 | { |
263 | aPolygons = new Graphic3d_ArrayOfPolygons |
264 | ( maxnodes*Extent, Extent, 0, Standard_True ); |
265 | aVolumes = new Graphic3d_ArrayOfPolygons |
266 | ( PolygonVerticesFor3D, PolygonBoundsFor3D, 0, Standard_True ); |
267 | } |
268 | else |
269 | { |
270 | aPolygons = new Graphic3d_ArrayOfPolygons( maxnodes*Extent, Extent ); |
271 | aVolumes = new Graphic3d_ArrayOfPolygons ( PolygonVerticesFor3D, PolygonBoundsFor3D ); |
272 | } |
273 | |
274 | Standard_Integer howMany = 1; |
275 | if ( IsOverlapControl ) |
276 | howMany = 2; |
277 | |
278 | Standard_Boolean showEdges = Standard_True; |
279 | aDrawer->GetBoolean( MeshVS_DA_ShowEdges, showEdges ); |
280 | |
281 | showEdges = IsWireFrame || showEdges; |
282 | if ( showEdges ) |
283 | { |
284 | aPolylines = new Graphic3d_ArrayOfPolylines ( ( maxnodes+1 )*Extent + PolylineVerticesFor3D, |
285 | howMany * Extent + PolylineBoundsFor3D ); |
286 | aLinkPolylines = new Graphic3d_ArrayOfPolylines ( 2*Extent, Extent ); |
287 | } |
288 | |
289 | MeshVS_Buffer aCoordsBuf (3*maxnodes*sizeof(Standard_Real)); |
290 | TColStd_Array1OfReal aCoords( aCoordsBuf, 1, 3*maxnodes ); |
291 | MeshVS_EntityType aType; |
292 | |
293 | TColStd_PackedMapOfInteger aCustomElements; |
294 | |
295 | Quantity_Color anOldEdgeColor; |
296 | Aspect_InteriorStyle anIntType; |
297 | Quantity_Color anIntColor, anEdgeColor; |
298 | Aspect_TypeOfLine aLine; |
299 | Standard_Real aWidth; |
300 | |
301 | MeshVS_TwoNodes aTwoNodes; |
302 | aFill->Values ( anIntType, anIntColor, anEdgeColor, aLine, aWidth ); |
303 | |
304 | MeshVS_MapOfTwoNodes aLinkNodes; |
305 | if ( showEdges && IsOverlapControl ) |
306 | // Forbid drawings of edges, which overlap with some links |
307 | for( it.Reset(); it.More(); it.Next() ) |
308 | { |
309 | Standard_Integer aKey = it.Key(); |
310 | if ( aSource->GetGeomType ( aKey, Standard_True, aType ) && |
311 | aType == MeshVS_ET_Link ) |
312 | { |
313 | MeshVS_Buffer aNodesBuf (maxnodes * sizeof(Standard_Integer)); |
314 | TColStd_Array1OfInteger aNodes (aNodesBuf, 1, maxnodes); |
315 | Standard_Integer nbNodes; |
316 | if ( aSource->GetNodesByElement( aKey, aNodes, nbNodes ) && |
317 | nbNodes == 2 ) |
318 | { |
319 | aTwoNodes.First = aNodes(1); |
320 | aTwoNodes.Second = aNodes(2); |
321 | aLinkNodes.Add ( aTwoNodes ); |
322 | } |
323 | } |
324 | } |
325 | |
326 | for( it.Reset(); it.More(); it.Next() ) |
327 | { |
328 | Standard_Integer aKey = it.Key(); |
329 | |
330 | if ( ! aSource->GetGeom ( aKey, Standard_True, aCoords, NbNodes, aType ) ) |
331 | continue; |
332 | |
333 | switch ( aType ) |
334 | { |
335 | case MeshVS_ET_Volume : |
336 | if( IsExcludingOn() ) |
337 | IDsToExclude.Add (aKey); |
338 | if( aSource->Get3DGeom( aKey, NbNodes, aTopo ) ) |
339 | { |
340 | // !!! TO DO: Overlap control |
341 | // add wireframe presentation (draw edges for shading mode as well) |
342 | if ( showEdges ) |
343 | AddVolumePrs ( aTopo, aCoords, NbNodes, aPolylines, IsReflect, IsShrink, HasSelectFlag, aShrinkCoef ); |
344 | |
345 | // add shading presentation |
346 | if ( ( IsShading || IsShrink ) && !HasSelectFlag ) |
347 | AddVolumePrs ( aTopo, aCoords, NbNodes, aVolumes, IsReflect, IsShrink, HasSelectFlag, aShrinkCoef ); |
7fd59977 |
348 | } |
349 | break; |
350 | |
351 | case MeshVS_ET_Link : |
352 | if( IsExcludingOn() ) |
353 | IDsToExclude.Add (aKey); |
354 | if ( showEdges ) |
355 | AddLinkPrs ( aCoords, aLinkPolylines, IsShrink || HasSelectFlag, aShrinkCoef ); |
356 | break; |
357 | |
358 | case MeshVS_ET_Face : |
359 | if( IsExcludingOn() ) |
360 | IDsToExclude.Add (aKey); |
361 | if ( showEdges && IsOverlapControl ) |
362 | { |
363 | MeshVS_Buffer aNodesBuf (NbNodes * sizeof(Standard_Integer)); |
364 | TColStd_Array1OfInteger aNodes (aNodesBuf, 1, NbNodes); |
365 | if ( !aSource->GetNodesByElement( aKey, aNodes, NbNodes ) ) |
366 | continue; |
367 | |
368 | Standard_Integer Last = 0; |
369 | for ( Standard_Integer i=1; i<=NbNodes; i++ ) |
370 | { |
371 | if ( i==1 ) |
372 | aTwoNodes.First = aNodes(i); |
373 | else |
374 | aTwoNodes.First = aTwoNodes.Second; |
375 | |
376 | aTwoNodes.Second = ( i<NbNodes ? aNodes(i+1) : aNodes(1) ); |
377 | if ( aLinkNodes.Contains ( aTwoNodes ) ) |
378 | { |
379 | aPolylines->AddBound ( i-Last ); |
380 | for (Standard_Integer j = Last+1; j<=i; j++) |
381 | aPolylines->AddVertex ( aCoords(3*j-2), aCoords(3*j-1), aCoords(3*j) ); |
382 | Last = i; |
383 | } |
384 | } |
385 | if ( NbNodes-Last > 0 ) |
386 | { |
387 | aPolylines->AddBound ( NbNodes-Last+1 ); |
388 | for (Standard_Integer j = Last+1; j<=NbNodes; j++) |
389 | aPolylines->AddVertex ( aCoords(3*j-2), aCoords(3*j-1), aCoords(3*j) ); |
390 | |
391 | aPolylines->AddVertex ( aCoords(1), aCoords(2), aCoords(3) ); |
392 | } |
393 | } |
394 | |
395 | if ( !IsOverlapControl || IsShading ) |
396 | { |
397 | if ( !IsOverlapControl && showEdges ) |
398 | AddFaceWirePrs(aCoords, NbNodes, aPolylines, |
399 | IsShrink || HasSelectFlag, aShrinkCoef ); |
400 | if ( ( IsShading || IsShrink ) && !HasSelectFlag ) |
401 | AddFaceSolidPrs(aKey, aCoords, NbNodes, maxnodes, aPolygons, |
402 | IsReflect, IsShrink || HasSelectFlag, |
403 | aShrinkCoef, IsMeshSmoothShading ); |
404 | } |
405 | break; |
406 | |
407 | default: |
408 | aCustomElements.Add( aKey ); |
409 | break; |
410 | } |
411 | } |
412 | |
413 | if ( IsShrink ) |
414 | { |
415 | anOldEdgeColor = anEdgeColor; |
416 | aFill->SetEdgeColor ( Quantity_NOC_BLACK ); |
417 | } |
418 | |
419 | DrawArrays ( Prs, aPolygons, aPolylines, aLinkPolylines, aVolumes, |
420 | !showEdges, HasSelectFlag, aFill, aBeam ); |
421 | |
422 | if ( !aCustomElements.IsEmpty() ) |
423 | CustomBuild ( Prs, aCustomElements, IDsToExclude, DisplayMode ); |
424 | |
425 | if( IsShrink ) |
426 | aFill->SetEdgeColor( anOldEdgeColor ); |
427 | } |
428 | |
429 | //================================================================ |
430 | // Function : BuildHilightPrs |
431 | // Purpose : |
432 | //================================================================ |
433 | void MeshVS_MeshPrsBuilder::BuildHilightPrs ( const Handle(Prs3d_Presentation)& Prs, |
434 | const TColStd_PackedMapOfInteger& IDs, |
435 | const Standard_Boolean IsElement ) const |
436 | { |
437 | Standard_Integer maxnodes; |
438 | |
439 | Handle (MeshVS_DataSource) aSource = GetDataSource(); |
440 | if ( aSource.IsNull() || IDs.IsEmpty() ) |
441 | return; |
442 | |
443 | Handle( MeshVS_Drawer ) aDrawer = GetDrawer(); |
444 | if ( aDrawer.IsNull() || !aDrawer->GetInteger ( MeshVS_DA_MaxFaceNodes, maxnodes ) || |
445 | maxnodes <= 0 ) |
446 | return; |
447 | |
448 | MeshVS_Buffer aCoordsBuf (3*maxnodes*sizeof(Standard_Real)); |
449 | TColStd_Array1OfReal aCoords (aCoordsBuf, 1, 3*maxnodes); |
450 | |
451 | Graphic3d_MaterialAspect AMat; |
452 | aDrawer->GetMaterial ( MeshVS_DA_FrontMaterial, AMat ); |
453 | AMat.SetReflectionModeOff(Graphic3d_TOR_AMBIENT); |
454 | AMat.SetReflectionModeOff(Graphic3d_TOR_DIFFUSE); |
455 | AMat.SetReflectionModeOff(Graphic3d_TOR_SPECULAR); |
456 | AMat.SetReflectionModeOff(Graphic3d_TOR_EMISSION); |
457 | |
458 | Handle( Graphic3d_AspectFillArea3d ) aFill = MeshVS_Tool::CreateAspectFillArea3d( GetDrawer(), AMat ); |
459 | Handle( Graphic3d_AspectLine3d ) aBeam = MeshVS_Tool::CreateAspectLine3d( GetDrawer() ); |
460 | Handle( Graphic3d_AspectMarker3d ) aNodeMark = MeshVS_Tool::CreateAspectMarker3d( GetDrawer() ); |
461 | |
462 | // Hilight one element or node |
463 | TColStd_MapIteratorOfPackedMapOfInteger it (IDs); |
464 | Standard_Integer ID = it.Key(), NbNodes; |
465 | MeshVS_EntityType aType; |
466 | |
467 | if ( !aSource->GetGeom ( ID, IsElement, aCoords, NbNodes, aType ) ) |
468 | return; |
469 | |
470 | Prs3d_Root::NewGroup ( Prs ); |
471 | Handle (Graphic3d_Group) aHilightGroup = Prs3d_Root::CurrentGroup ( Prs ); |
472 | |
473 | switch ( aType ) |
474 | { |
475 | case MeshVS_ET_Node : |
476 | { |
a577aaab |
477 | aHilightGroup->SetPrimitivesAspect (aNodeMark); |
478 | Handle(Graphic3d_ArrayOfPoints) anArrayOfPoints = new Graphic3d_ArrayOfPoints (1); |
479 | anArrayOfPoints->AddVertex (aCoords(1), aCoords(2), aCoords(3)); |
480 | aHilightGroup->AddPrimitiveArray (anArrayOfPoints); |
7fd59977 |
481 | } |
482 | break; |
483 | |
484 | case MeshVS_ET_Link: |
485 | { |
486 | aHilightGroup->SetPrimitivesAspect ( aBeam ); |
b8ddfc2f |
487 | Handle(Graphic3d_ArrayOfSegments) aPrims = new Graphic3d_ArrayOfSegments(2); |
488 | aPrims->AddVertex(aCoords(1),aCoords(2),aCoords(3)); |
489 | aPrims->AddVertex(aCoords(4),aCoords(5),aCoords(6)); |
490 | aHilightGroup->AddPrimitiveArray(aPrims); |
7fd59977 |
491 | } |
492 | break; |
493 | |
494 | case MeshVS_ET_Face: |
495 | if ( NbNodes > 0 ) |
496 | { |
7fd59977 |
497 | aHilightGroup->SetPrimitivesAspect ( aFill ); |
b8ddfc2f |
498 | Handle(Graphic3d_ArrayOfPolygons) aPrims = new Graphic3d_ArrayOfPolygons(NbNodes); |
7fd59977 |
499 | for ( Standard_Integer k=1; k<=NbNodes; k++) |
b8ddfc2f |
500 | aPrims->AddVertex(aCoords(3*k-2),aCoords(3*k-1),aCoords(3*k)); |
501 | aHilightGroup->AddPrimitiveArray(aPrims); |
7fd59977 |
502 | } |
503 | break; |
504 | |
505 | case MeshVS_ET_Volume: |
506 | if( NbNodes > 0 ) |
507 | { |
508 | Handle( MeshVS_HArray1OfSequenceOfInteger ) aTopo; |
509 | |
510 | aHilightGroup->SetPrimitivesAspect ( aFill ); |
511 | |
512 | if( aSource->Get3DGeom( ID, NbNodes, aTopo ) ) |
513 | { |
b8ddfc2f |
514 | const Standard_Integer up = aTopo->Upper(); |
515 | const Standard_Integer lo = aTopo->Lower(); |
516 | Standard_Integer nbnodes = 0, i, j; |
517 | for( i=lo; i<=up; i++ ) |
518 | nbnodes += aTopo->Value( i ).Length(); |
519 | |
520 | Handle(Graphic3d_ArrayOfPolygons) aPrims = new Graphic3d_ArrayOfPolygons(nbnodes,aTopo->Length()); |
521 | for( i=lo; i<=up; i++ ) |
7fd59977 |
522 | { |
523 | const TColStd_SequenceOfInteger& aSeq = aTopo->Value( i ); |
b8ddfc2f |
524 | const Standard_Integer m = aSeq.Length(); |
525 | aPrims->AddBound(m); |
7fd59977 |
526 | for( j=1; j<=m; j++ ) |
527 | { |
b8ddfc2f |
528 | const Standard_Integer ind = 3*aSeq.Value( j ); |
529 | aPrims->AddVertex(aCoords(ind+1),aCoords(ind+2),aCoords(ind+3)); |
7fd59977 |
530 | } |
7fd59977 |
531 | } |
b8ddfc2f |
532 | aHilightGroup->AddPrimitiveArray(aPrims); |
7fd59977 |
533 | } |
534 | } |
535 | break; |
536 | |
537 | default: |
538 | { |
539 | TColStd_PackedMapOfInteger tmp; |
540 | CustomBuild ( Prs, IDs, tmp, MeshVS_DMF_HilightPrs ); |
541 | } |
542 | break; |
543 | } |
544 | } |
545 | |
546 | //================================================================ |
547 | // Function : AddLinkPrs |
548 | // Purpose : |
549 | //================================================================ |
550 | void MeshVS_MeshPrsBuilder::AddLinkPrs (const TColStd_Array1OfReal& theCoords, |
551 | const Handle(Graphic3d_ArrayOfPolylines)& theLines, |
552 | const Standard_Boolean IsShrinked, |
553 | const Standard_Real ShrinkCoef) const |
554 | { |
555 | Standard_Real x1 = theCoords(1); |
556 | Standard_Real y1 = theCoords(2); |
557 | Standard_Real z1 = theCoords(3); |
558 | Standard_Real x2 = theCoords(4); |
559 | Standard_Real y2 = theCoords(5); |
560 | Standard_Real z2 = theCoords(6); |
561 | Standard_Real xG, yG, zG; |
562 | |
563 | if ( IsShrinked ) |
564 | { |
565 | xG = (x1+x2)/2.0; |
566 | yG = (y1+y2)/2.0; |
567 | zG = (z1+z2)/2.0; |
568 | x1 = (x1 - xG) * ShrinkCoef + xG; |
569 | x2 = 2.0*xG - x1; |
570 | y1 = (y1 - yG) * ShrinkCoef + yG; |
571 | y2 = 2.0*yG - y1; |
572 | z1 = (z1 - zG) * ShrinkCoef + zG; |
573 | z2 = 2.0*zG - z1; |
574 | } |
575 | theLines->AddBound ( 2 ); |
576 | theLines->AddVertex ( x1, y1, z1 ); |
577 | theLines->AddVertex ( x2, y2, z2 ); |
578 | } |
579 | |
580 | //================================================================ |
581 | // Function : AddFaceWirePrs |
582 | // Purpose : |
583 | //================================================================ |
584 | void MeshVS_MeshPrsBuilder::AddFaceWirePrs (const TColStd_Array1OfReal& theCoords, |
585 | const Standard_Integer NbNodes, |
586 | const Handle(Graphic3d_ArrayOfPolylines)& theLines, |
587 | const Standard_Boolean IsShrinked, |
588 | const Standard_Real ShrinkCoef) const |
589 | { |
1d47d8d0 |
590 | Standard_Real xG = 0., yG = 0., zG = 0., X, Y, Z, startX=0., startY=0., startZ=0.; |
7fd59977 |
591 | theLines->AddBound ( NbNodes+1 ); |
592 | if ( IsShrinked ) |
593 | CalculateCenter( theCoords, NbNodes, xG, yG, zG ); |
594 | |
595 | for ( Standard_Integer k=1; k<=NbNodes; k++) |
596 | { |
597 | X = theCoords(3*k-2); |
598 | Y = theCoords(3*k-1); |
599 | Z = theCoords(3*k); |
600 | if ( IsShrinked ) |
601 | { |
602 | X = (X - xG) * ShrinkCoef + xG; |
603 | Y = (Y - yG) * ShrinkCoef + yG; |
604 | Z = (Z - zG) * ShrinkCoef + zG; |
605 | } |
606 | if( k==1 ) |
607 | { |
608 | startX = X; startY = Y; startZ = Z; |
609 | } |
610 | theLines->AddVertex ( X, Y, Z ); |
611 | } |
612 | theLines->AddVertex( startX, startY, startZ ); |
613 | } |
614 | |
615 | //================================================================ |
616 | // Function : AddFaceSolidPrs |
617 | // Purpose : |
618 | //================================================================ |
619 | void MeshVS_MeshPrsBuilder::AddFaceSolidPrs (const Standard_Integer ID, |
620 | const TColStd_Array1OfReal& theCoords, |
621 | const Standard_Integer NbNodes, |
622 | const Standard_Integer MaxNodes, |
623 | const Handle(Graphic3d_ArrayOfPolygons)& thePolygons, |
624 | const Standard_Boolean IsReflected, |
625 | const Standard_Boolean IsShrinked, |
626 | const Standard_Real ShrinkCoef, |
627 | const Standard_Boolean IsMeshSmoothShading) const |
628 | { |
629 | Handle( MeshVS_DataSource ) aDS = myParentMesh->GetDataSource(); |
630 | if ( aDS.IsNull() ) |
631 | return; |
632 | |
1d47d8d0 |
633 | Standard_Real xG = 0., yG = 0., zG = 0., X, Y, Z, nx = 0., ny = 0., nz = 0.; |
7fd59977 |
634 | thePolygons->AddBound ( NbNodes ); |
635 | if ( IsShrinked ) |
636 | CalculateCenter( theCoords, NbNodes, xG, yG, zG ); |
637 | |
638 | Standard_Boolean allNormals = Standard_True; |
639 | Standard_Integer k; |
640 | |
641 | if( IsReflected ) |
642 | { |
643 | if( IsMeshSmoothShading ) |
644 | for( k=1; k<=NbNodes && allNormals; k++ ) |
645 | allNormals = aDS->GetNodeNormal (k, ID, nx, ny, nz); |
646 | if( !IsMeshSmoothShading || !allNormals ) |
647 | aDS->GetNormal( ID, MaxNodes, nx, ny, nz ); |
648 | } |
649 | |
650 | for ( k=1; k<=NbNodes; k++) |
651 | { |
652 | X = theCoords(3*k-2); |
653 | Y = theCoords(3*k-1); |
654 | Z = theCoords(3*k); |
655 | if ( IsShrinked ) |
656 | { |
657 | X = (X - xG) * ShrinkCoef + xG; |
658 | Y = (Y - yG) * ShrinkCoef + yG; |
659 | Z = (Z - zG) * ShrinkCoef + zG; |
660 | } |
661 | |
662 | if ( IsReflected ) |
663 | { |
664 | if( IsMeshSmoothShading && allNormals ) |
665 | aDS->GetNodeNormal (k, ID, nx, ny, nz); |
666 | thePolygons->AddVertex ( X, Y, Z, nx, ny, nz ); |
667 | } |
668 | else |
669 | thePolygons->AddVertex ( X, Y, Z ); |
670 | } |
671 | } |
672 | |
673 | //================================================================ |
674 | // Function : AddVolumePrs |
675 | // Purpose : |
676 | //================================================================ |
677 | void MeshVS_MeshPrsBuilder::AddVolumePrs (const Handle( MeshVS_HArray1OfSequenceOfInteger )& Topo, |
678 | const TColStd_Array1OfReal& Nodes, |
679 | const Standard_Integer NbNodes, |
680 | const Handle( Graphic3d_ArrayOfPrimitives )& Array, |
681 | const Standard_Boolean IsReflected, |
682 | const Standard_Boolean IsShrinked, |
683 | const Standard_Boolean IsSelect, |
684 | const Standard_Real ShrinkCoef) |
685 | { |
686 | Standard_Real c[3]; c[0] = c[1] = c[2] = 0.0; |
687 | Standard_Integer low = Nodes.Lower(), n=NbNodes; |
688 | |
689 | if( Topo.IsNull() || Array.IsNull() ) |
690 | return; |
691 | |
692 | if( IsShrinked ) |
693 | { |
694 | for( Standard_Integer i=0; i<3*n; i++ ) |
695 | c[i%3] += Nodes.Value( low + i ); |
696 | |
697 | c[0] /= n; |
698 | c[1] /= n; |
699 | c[2] /= n; |
700 | } |
701 | |
702 | Standard_Boolean IsPolygons = Array->IsKind( STANDARD_TYPE( Graphic3d_ArrayOfPolygons ) ); |
703 | Standard_Real x[2], y[2], z[2]; |
704 | Standard_Integer ind; |
705 | gp_Vec norm; |
706 | |
707 | if( IsPolygons ) |
708 | { |
709 | for( Standard_Integer i=Topo->Lower(), topoup=Topo->Upper(); i<=topoup; i++ ) |
710 | { |
711 | const TColStd_SequenceOfInteger& aSeq = Topo->Value( i ); |
712 | |
713 | Standard_Integer m = aSeq.Length(); |
714 | Array->AddBound( m ); |
715 | |
716 | norm.SetCoord( 0, 0, 0 ); |
717 | if( IsReflected ) |
718 | { |
719 | MeshVS_Buffer PolyNodesBuf (3*m*sizeof(Standard_Real)); |
720 | TColStd_Array1OfReal PolyNodes( PolyNodesBuf, 0, 3*m ); |
721 | PolyNodes.SetValue( 0, m ); |
722 | for( Standard_Integer j=1; j<=m; j++ ) |
723 | { |
724 | ind = aSeq.Value( j ); |
725 | PolyNodes.SetValue( 3*j-2, Nodes.Value( low+3*ind ) ); |
726 | PolyNodes.SetValue( 3*j-1, Nodes.Value( low+3*ind+1 ) ); |
727 | PolyNodes.SetValue( 3*j, Nodes.Value( low+3*ind+2 ) ); |
728 | } |
729 | |
730 | // compute normal |
731 | // if( !MeshVS_Tool::GetNormal( PolyNodes, norm ) ) |
732 | // norm.SetCoord( 0, 0, 0 ); |
733 | MeshVS_Tool::GetAverageNormal( PolyNodes, norm ); |
734 | } |
735 | |
736 | Standard_Real nx = norm.X(), ny = norm.Y(), nz = norm.Z(); |
737 | |
738 | |
739 | for( Standard_Integer j=1; j<=m; j++ ) |
740 | { |
741 | ind = aSeq.Value( j ); |
742 | x[0] = Nodes.Value( low + 3*ind ); |
743 | y[0] = Nodes.Value( low + 3*ind+1 ); |
744 | z[0] = Nodes.Value( low + 3*ind+2 ); |
745 | |
746 | if( IsShrinked ) |
747 | { |
748 | x[0] = c[0] + ShrinkCoef * ( x[0]-c[0] ); |
749 | y[0] = c[1] + ShrinkCoef * ( y[0]-c[1] ); |
750 | z[0] = c[2] + ShrinkCoef * ( z[0]-c[2] ); |
751 | } |
752 | |
753 | if( IsReflected ) |
754 | Array->AddVertex( x[0], y[0], z[0], nx, ny, nz ); |
755 | else |
756 | Array->AddVertex( x[0], y[0], z[0] ); |
757 | } |
758 | } |
759 | } |
760 | else if( IsSelect ) |
761 | { |
762 | for( Standard_Integer i=Topo->Lower(), topoup=Topo->Upper(); i<=topoup; i++ ) |
763 | { |
764 | const TColStd_SequenceOfInteger& aSeq = Topo->Value( i ); |
765 | Standard_Real pc[3]; pc[0] = pc[1] = pc[2] = 0; |
766 | Standard_Integer j,m; |
767 | for( j=1, m=aSeq.Length(); j<=m; j++ ) |
768 | { |
769 | ind = aSeq.Value( j ); |
770 | for( Standard_Integer k=0; k<3; k++ ) |
771 | pc[k] += Nodes.Value( low + 3*ind+k ); |
772 | } |
773 | pc[0] /= m; |
774 | pc[1] /= m; |
775 | pc[2] /= m; |
776 | |
777 | Array->AddBound( m+1 ); |
778 | for( j=1, m=aSeq.Length(); j<=m+1; j++ ) |
779 | { |
780 | ind = aSeq.Value( (j-1)%m + 1 ); |
781 | x[0] = Nodes.Value( low + 3*ind ); |
782 | y[0] = Nodes.Value( low + 3*ind+1 ); |
783 | z[0] = Nodes.Value( low + 3*ind+2 ); |
784 | x[0] = pc[0] + ShrinkCoef * ( x[0]-pc[0] ); |
785 | y[0] = pc[1] + ShrinkCoef * ( y[0]-pc[1] ); |
786 | z[0] = pc[2] + ShrinkCoef * ( z[0]-pc[2] ); |
787 | Array->AddVertex( x[0], y[0], z[0] ); |
788 | } |
789 | } |
790 | } |
791 | else |
792 | { |
793 | Standard_Integer F, S=0, k; |
794 | |
795 | // Find all pairs of nodes (edges) to draw; |
796 | // map is used to ensure that each edge will be drawn only once |
797 | TColStd_PackedMapOfInteger aMap; |
798 | for( Standard_Integer i=Topo->Lower(), topoup=Topo->Upper(); i<=topoup; i++ ) |
799 | { |
800 | const TColStd_SequenceOfInteger& aSeq = Topo->Value( i ); |
801 | for( Standard_Integer j=1, m=aSeq.Length(); j<=m; j++ ) |
802 | { |
803 | if( j==1 ) |
804 | F = aSeq.Value( j ); |
805 | else |
806 | F = S; |
807 | |
808 | S = j<m ? aSeq.Value( j+1 ) : aSeq.Value( 1 ); |
809 | |
810 | if( F<S ) |
811 | aMap.Add( F + NbNodes * S ); |
812 | else |
813 | aMap.Add( S + NbNodes * F ); |
814 | } |
815 | } |
816 | |
817 | // draw edges |
818 | TColStd_MapIteratorOfPackedMapOfInteger anIt( aMap ); |
819 | for( ; anIt.More(); anIt.Next() ) |
820 | { |
821 | F = low + 3*(anIt.Key()%NbNodes); |
822 | S = low + 3*(anIt.Key()/NbNodes); |
823 | |
824 | x[0] = Nodes.Value( F ); |
825 | y[0] = Nodes.Value( F+1 ); |
826 | z[0] = Nodes.Value( F+2 ); |
827 | x[1] = Nodes.Value( S ); |
828 | y[1] = Nodes.Value( S+1 ); |
829 | z[1] = Nodes.Value( S+2 ); |
830 | |
831 | if( IsShrinked ) |
832 | for( k=0; k<2; k++ ) |
833 | { |
834 | x[k] = c[0] + ShrinkCoef * ( x[k]-c[0] ); |
835 | y[k] = c[1] + ShrinkCoef * ( y[k]-c[1] ); |
836 | z[k] = c[2] + ShrinkCoef * ( z[k]-c[2] ); |
837 | } |
838 | |
839 | Array->AddBound( 2 ); |
840 | Array->AddVertex( x[0], y[0], z[0] ); |
841 | Array->AddVertex( x[1], y[1], z[1] ); |
842 | } |
843 | } |
844 | } |
845 | |
846 | //================================================================ |
847 | // Function : HowManyPrimitives |
848 | // Purpose : |
849 | //================================================================ |
850 | void MeshVS_MeshPrsBuilder::HowManyPrimitives (const Handle(MeshVS_HArray1OfSequenceOfInteger)& Topo, |
851 | const Standard_Boolean AsPolygons, |
852 | const Standard_Boolean IsSelect, |
853 | const Standard_Integer NbNodes, |
854 | Standard_Integer& Vertices, |
855 | Standard_Integer& Bounds) |
856 | { |
eafb234b |
857 | if( !Topo.IsNull() ) { |
7fd59977 |
858 | if( AsPolygons || IsSelect ) |
859 | { |
860 | Standard_Integer B = Topo->Upper()-Topo->Lower()+1; |
861 | Bounds += B; |
862 | for( Standard_Integer i=Topo->Lower(), n=Topo->Upper(); i<=n; i++ ) |
863 | Vertices += Topo->Value( i ).Length(); |
864 | |
865 | if( IsSelect ) |
866 | Vertices+=B; |
867 | } |
868 | else |
869 | { |
870 | Standard_Integer F = Topo->Upper()-Topo->Lower()+1, |
871 | E = NbNodes + F - 2; |
872 | // number of edges is obtained by Euler's expression for polyhedrons |
873 | |
874 | Bounds += E; |
875 | Vertices += 2*E; |
876 | } |
eafb234b |
877 | } |
7fd59977 |
878 | } |
879 | |
880 | //================================================================ |
881 | // Function : DrawArrays |
882 | // Purpose : |
883 | //================================================================ |
884 | void MeshVS_MeshPrsBuilder::DrawArrays( const Handle(Prs3d_Presentation)& Prs, |
885 | const Handle(Graphic3d_ArrayOfPolygons)& thePolygons, |
886 | const Handle(Graphic3d_ArrayOfPolylines)& theLines, |
887 | const Handle(Graphic3d_ArrayOfPolylines)& theLinkLines, |
888 | const Handle(Graphic3d_ArrayOfPolygons)& theVolumesInShad, |
889 | const Standard_Boolean IsPolygonsEdgesOff, |
890 | const Standard_Boolean IsSelected, |
891 | const Handle(Graphic3d_AspectFillArea3d)& theFillAsp, |
892 | const Handle(Graphic3d_AspectLine3d)& theLineAsp ) const |
893 | { |
894 | if ( theFillAsp.IsNull() ) |
895 | return; |
896 | |
897 | Standard_Boolean IsFacePolygons = ( !thePolygons.IsNull() && thePolygons->ItemNumber() > 0 ), |
898 | IsVolumePolygons = ( !theVolumesInShad.IsNull() && theVolumesInShad->ItemNumber() > 0 ), |
899 | IsPolygons = IsFacePolygons || IsVolumePolygons, |
900 | IsPolylines = ( !theLines.IsNull() && theLines->ItemNumber() > 0 ), |
901 | IsLinkPolylines = ( !theLinkLines.IsNull() && theLinkLines->ItemNumber() > 0 ); |
902 | |
903 | Aspect_InteriorStyle aStyle; |
904 | Quantity_Color anIntColor, aBackColor, anEdgeColor; |
905 | Aspect_TypeOfLine aType; |
906 | Standard_Real aWidth; |
907 | |
908 | theFillAsp->Values( aStyle, anIntColor, aBackColor, anEdgeColor, aType, aWidth ); |
909 | |
910 | if ( IsPolygons && theFillAsp->FrontMaterial().Transparency()<0.01 ) |
911 | { |
912 | Prs3d_Root::NewGroup ( Prs ); |
913 | Handle (Graphic3d_Group) aGroup = Prs3d_Root::CurrentGroup ( Prs ); |
914 | |
915 | //if ( IsPolygonsEdgesOff ) |
916 | theFillAsp->SetEdgeOff (); |
917 | //else |
918 | // theFillAsp->SetEdgeOn (); |
919 | |
920 | if( anIntColor!=aBackColor ) |
921 | theFillAsp->SetDistinguishOn(); |
922 | else |
923 | theFillAsp->SetDistinguishOff(); |
924 | |
925 | if( IsFacePolygons ) |
926 | { |
927 | aGroup->SetPrimitivesAspect ( theFillAsp ); |
7fd59977 |
928 | aGroup->AddPrimitiveArray ( thePolygons ); |
7fd59977 |
929 | } |
930 | |
931 | if( IsVolumePolygons ) |
932 | { |
933 | Handle( Graphic3d_AspectFillArea3d ) aCullFillAsp = |
934 | new Graphic3d_AspectFillArea3d( *( theFillAsp.operator->() ) ); |
935 | |
936 | Standard_Boolean isSupressBackFaces = Standard_False; |
937 | Handle( MeshVS_Drawer ) aDrawer = GetDrawer(); |
938 | if (!aDrawer.IsNull()) |
939 | aDrawer->GetBoolean ( MeshVS_DA_SupressBackFaces, isSupressBackFaces ); |
940 | |
941 | if (isSupressBackFaces) |
942 | aCullFillAsp->SuppressBackFace(); |
943 | |
944 | aGroup->SetPrimitivesAspect ( aCullFillAsp ); |
7fd59977 |
945 | aGroup->AddPrimitiveArray ( theVolumesInShad ); |
7fd59977 |
946 | } |
947 | } |
948 | |
949 | if ( IsPolylines && !IsPolygonsEdgesOff ) |
950 | { |
951 | Prs3d_Root::NewGroup ( Prs ); |
952 | Handle (Graphic3d_Group) aLGroup = Prs3d_Root::CurrentGroup ( Prs ); |
953 | |
954 | theFillAsp->SetEdgeOff(); |
955 | if ( IsSelected ) |
956 | aLGroup->SetPrimitivesAspect ( theLineAsp ); |
957 | else |
958 | { |
959 | aLGroup->SetPrimitivesAspect ( theFillAsp ); |
960 | aLGroup->SetPrimitivesAspect ( new Graphic3d_AspectLine3d |
961 | ( anEdgeColor, Aspect_TOL_SOLID, aWidth ) ); |
962 | } |
7fd59977 |
963 | aLGroup->AddPrimitiveArray ( theLines ); |
7fd59977 |
964 | theFillAsp->SetEdgeOn(); |
965 | } |
966 | |
967 | if ( IsLinkPolylines ) |
968 | { |
969 | Prs3d_Root::NewGroup ( Prs ); |
970 | Handle (Graphic3d_Group) aBeamGroup = Prs3d_Root::CurrentGroup ( Prs ); |
971 | |
972 | theFillAsp->SetEdgeOff(); |
973 | if ( !IsSelected ) |
974 | aBeamGroup->SetPrimitivesAspect ( theFillAsp ); |
975 | aBeamGroup->SetPrimitivesAspect ( theLineAsp ); |
7fd59977 |
976 | aBeamGroup->AddPrimitiveArray ( theLinkLines ); |
7fd59977 |
977 | theFillAsp->SetEdgeOn(); |
978 | } |
979 | |
980 | if ( IsPolygons && theFillAsp->FrontMaterial().Transparency()>=0.01 ) |
981 | { |
982 | Prs3d_Root::NewGroup ( Prs ); |
983 | Handle (Graphic3d_Group) aGroup = Prs3d_Root::CurrentGroup ( Prs ); |
984 | |
985 | //if ( IsPolygonsEdgesOff ) |
986 | theFillAsp->SetEdgeOff (); |
987 | //else |
988 | // theFillAsp->SetEdgeOn (); |
989 | |
990 | if( anIntColor!=aBackColor ) |
991 | theFillAsp->SetDistinguishOn(); |
992 | else |
993 | theFillAsp->SetDistinguishOff(); |
994 | |
995 | if( IsFacePolygons ) |
996 | { |
997 | aGroup->SetPrimitivesAspect ( theFillAsp ); |
7fd59977 |
998 | aGroup->AddPrimitiveArray ( thePolygons ); |
7fd59977 |
999 | } |
1000 | |
1001 | if( IsVolumePolygons ) |
1002 | { |
1003 | Handle( Graphic3d_AspectFillArea3d ) aCullFillAsp = |
1004 | new Graphic3d_AspectFillArea3d( *( theFillAsp.operator->() ) ); |
1005 | |
1006 | Standard_Boolean isSupressBackFaces = Standard_False; |
1007 | Handle( MeshVS_Drawer ) aDrawer = GetDrawer(); |
1008 | if (!aDrawer.IsNull()) |
1009 | aDrawer->GetBoolean ( MeshVS_DA_SupressBackFaces, isSupressBackFaces ); |
1010 | |
1011 | if (isSupressBackFaces) |
1012 | aCullFillAsp->SuppressBackFace(); |
1013 | |
1014 | aGroup->SetPrimitivesAspect ( aCullFillAsp ); |
7fd59977 |
1015 | aGroup->AddPrimitiveArray ( theVolumesInShad ); |
7fd59977 |
1016 | } |
1017 | } |
1018 | } |
1019 | |
1020 | //================================================================ |
1021 | // Function : CalculateCenter |
1022 | // Purpose : |
1023 | //================================================================ |
1024 | void MeshVS_MeshPrsBuilder::CalculateCenter (const TColStd_Array1OfReal& theCoords, |
1025 | const Standard_Integer NbNodes, |
1026 | Standard_Real &xG, |
1027 | Standard_Real &yG, |
1028 | Standard_Real &zG) |
1029 | { |
1030 | xG = yG = zG = 0; |
1031 | if ( NbNodes < 4 ) |
1032 | { |
1033 | for ( Standard_Integer k=1; k<=NbNodes; k++) |
1034 | { |
1035 | xG += theCoords(3*k-2); |
1036 | yG += theCoords(3*k-1); |
1037 | zG += theCoords(3*k); |
1038 | } |
1039 | xG /= Standard_Real(NbNodes); |
1040 | yG /= Standard_Real(NbNodes); |
1041 | zG /= Standard_Real(NbNodes); |
1042 | } |
1043 | else |
1044 | { |
1045 | Standard_Integer a = 1, b = 3; |
1046 | xG = ( theCoords( 3*a-2 ) + theCoords( 3*b-2 ) ) / 2.0; |
1047 | yG = ( theCoords( 3*a-1 ) + theCoords( 3*b-1 ) ) / 2.0; |
1048 | zG = ( theCoords( 3*a ) + theCoords( 3*b ) ) / 2.0; |
1049 | } |
1050 | } |