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1 | // Created on: 2003-09-16 |
2 | // Created by: Alexander SOLOVYOV |
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3 | // Copyright (c) 2003-2014 OPEN CASCADE SAS |
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4 | // |
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5 | // This file is part of Open CASCADE Technology software library. |
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6 | // |
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7 | // This library is free software; you can redistribute it and / or modify it |
8 | // under the terms of the GNU Lesser General Public version 2.1 as published |
9 | // by the Free Software Foundation, with special exception defined in the file |
10 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
11 | // distribution for complete text of the license and disclaimer of any warranty. |
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12 | // |
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13 | // Alternatively, this file may be used under the terms of Open CASCADE |
14 | // commercial license or contractual agreement. |
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15 | |
16 | #include <MeshVS_MeshPrsBuilder.ixx> |
17 | |
18 | #include <Prs3d_Root.hxx> |
19 | #include <Prs3d_ShadingAspect.hxx> |
20 | #include <Prs3d_LineAspect.hxx> |
21 | #include <Prs3d_PointAspect.hxx> |
22 | |
23 | #include <Graphic3d_AspectLine3d.hxx> |
24 | #include <Graphic3d_AspectFillArea3d.hxx> |
25 | #include <Graphic3d_AspectMarker3d.hxx> |
26 | #include <Graphic3d_ArrayOfPolygons.hxx> |
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27 | #include <Graphic3d_ArrayOfSegments.hxx> |
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28 | #include <Graphic3d_ArrayOfPoints.hxx> |
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29 | #include <Graphic3d_ArrayOfPolylines.hxx> |
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30 | #include <Graphic3d_Group.hxx> |
31 | |
32 | #include <TColStd_MapIteratorOfPackedMapOfInteger.hxx> |
33 | #include <TColStd_ListIteratorOfListOfReal.hxx> |
34 | #include <TColStd_MapIntegerHasher.hxx> |
35 | #include <TColStd_Array1OfReal.hxx> |
36 | #include <TColStd_Array1OfInteger.hxx> |
37 | #include <TColStd_SequenceOfInteger.hxx> |
38 | #include <TColStd_PackedMapOfInteger.hxx> |
39 | #include <TColStd_HPackedMapOfInteger.hxx> |
40 | |
41 | #include <Quantity_NameOfColor.hxx> |
42 | #include <Aspect_InteriorStyle.hxx> |
43 | #include <Select3D_SensitivePoint.hxx> |
44 | |
45 | #include <MeshVS_DataSource.hxx> |
46 | #include <MeshVS_Drawer.hxx> |
47 | #include <MeshVS_Mesh.hxx> |
48 | #include <MeshVS_Tool.hxx> |
49 | #include <MeshVS_DrawerAttribute.hxx> |
50 | #include <MeshVS_MapOfTwoNodes.hxx> |
51 | #include <MeshVS_Buffer.hxx> |
52 | |
53 | //================================================================ |
54 | // Function : Constructor MeshVS_MeshPrsBuilder |
55 | // Purpose : |
56 | //================================================================ |
57 | MeshVS_MeshPrsBuilder::MeshVS_MeshPrsBuilder ( const Handle(MeshVS_Mesh)& Parent, |
58 | const Standard_Integer& DisplayModeMask, |
59 | const Handle (MeshVS_DataSource)& DS, |
60 | const Standard_Integer Id, |
61 | const MeshVS_BuilderPriority& Priority ) |
62 | : MeshVS_PrsBuilder ( Parent, DisplayModeMask, DS, Id, Priority ) |
63 | { |
64 | } |
65 | |
66 | //================================================================ |
67 | // Function : Build |
68 | // Purpose : |
69 | //================================================================ |
70 | void MeshVS_MeshPrsBuilder::Build ( const Handle(Prs3d_Presentation)& Prs, |
71 | const TColStd_PackedMapOfInteger& IDs, |
72 | TColStd_PackedMapOfInteger& IDsToExclude, |
73 | const Standard_Boolean IsElement, |
74 | const Standard_Integer DisplayMode ) const |
75 | { |
76 | if ( DisplayMode <= 0 ) |
77 | return; |
78 | |
79 | Standard_Boolean HasHilightFlag = ( ( DisplayMode & MeshVS_DMF_HilightPrs ) != 0 ); |
80 | Standard_Integer Extent = IDs.Extent(); |
81 | |
82 | if ( HasHilightFlag && Extent == 1) |
83 | BuildHilightPrs ( Prs, IDs, IsElement ); |
84 | else if ( IsElement ) |
85 | BuildElements ( Prs, IDs, IDsToExclude, DisplayMode ); |
86 | else |
87 | BuildNodes ( Prs, IDs, IDsToExclude, DisplayMode ); |
88 | } |
89 | |
90 | //================================================================ |
91 | // Function : BuildNodes |
92 | // Purpose : |
93 | //================================================================ |
94 | void MeshVS_MeshPrsBuilder::BuildNodes ( const Handle(Prs3d_Presentation)& Prs, |
95 | const TColStd_PackedMapOfInteger& IDs, |
96 | TColStd_PackedMapOfInteger& IDsToExclude, |
97 | const Standard_Integer DisplayMode ) const |
98 | { |
99 | Handle( MeshVS_DataSource ) aSource = GetDataSource(); |
100 | Handle( MeshVS_Drawer ) aDrawer = GetDrawer(); |
101 | Handle (Graphic3d_AspectMarker3d) aNodeMark = |
102 | MeshVS_Tool::CreateAspectMarker3d( GetDrawer() ); |
103 | if ( aSource.IsNull() || aDrawer.IsNull() || aNodeMark.IsNull() ) |
104 | return; |
105 | |
106 | Standard_Boolean DisplayFreeNodes = Standard_True; |
107 | aDrawer->GetBoolean( MeshVS_DA_DisplayNodes, DisplayFreeNodes ); |
108 | Standard_Boolean HasSelectFlag = ( ( DisplayMode & MeshVS_DMF_SelectionPrs ) != 0 ); |
109 | Standard_Boolean HasHilightFlag = ( ( DisplayMode & MeshVS_DMF_HilightPrs ) != 0 ); |
110 | |
111 | Standard_Real aCoordsBuf[ 3 ]; |
112 | TColStd_Array1OfReal aCoords( *aCoordsBuf, 1, 3 ); |
113 | Standard_Integer NbNodes; |
114 | MeshVS_EntityType aType; |
115 | |
116 | if ( !DisplayFreeNodes ) |
117 | return; |
118 | |
119 | TColStd_PackedMapOfInteger anIDs; |
120 | anIDs.Assign( IDs ); |
121 | if ( !HasSelectFlag && !HasHilightFlag ) |
122 | { |
123 | // subtract the hidden nodes and ids to exclude (to minimise allocated memory) |
124 | Handle(TColStd_HPackedMapOfInteger) aHiddenNodes = myParentMesh->GetHiddenNodes(); |
125 | if ( !aHiddenNodes.IsNull() ) |
126 | anIDs.Subtract( aHiddenNodes->Map() ); |
127 | } |
128 | anIDs.Subtract( IDsToExclude ); |
129 | |
130 | Standard_Integer upper = anIDs.Extent(); |
131 | if ( upper<=0 ) |
132 | return; |
133 | |
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134 | Handle(Graphic3d_ArrayOfPoints) aNodePoints = new Graphic3d_ArrayOfPoints (upper); |
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135 | Standard_Integer k=0; |
136 | TColStd_MapIteratorOfPackedMapOfInteger it (anIDs); |
137 | for( ; it.More(); it.Next() ) |
138 | { |
139 | Standard_Integer aKey = it.Key(); |
140 | if ( aSource->GetGeom ( aKey, Standard_False, aCoords, NbNodes, aType ) ) |
141 | { |
142 | if ( IsExcludingOn() ) |
143 | IDsToExclude.Add (aKey); |
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144 | k++; |
145 | aNodePoints->AddVertex (aCoords(1), aCoords(2), aCoords(3)); |
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146 | } |
147 | } |
148 | |
149 | if ( k>0 ) |
150 | { |
151 | Prs3d_Root::NewGroup ( Prs ); |
152 | Handle (Graphic3d_Group) aNodeGroup = Prs3d_Root::CurrentGroup ( Prs ); |
153 | aNodeGroup->SetPrimitivesAspect ( aNodeMark ); |
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154 | aNodeGroup->AddPrimitiveArray (aNodePoints); |
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155 | } |
156 | } |
157 | |
158 | //================================================================ |
159 | // Function : BuildElements |
160 | // Purpose : |
161 | //================================================================ |
162 | void MeshVS_MeshPrsBuilder::BuildElements( const Handle(Prs3d_Presentation)& Prs, |
163 | const TColStd_PackedMapOfInteger& IDs, |
164 | TColStd_PackedMapOfInteger& IDsToExclude, |
165 | const Standard_Integer DisplayMode ) const |
166 | { |
167 | Standard_Integer maxnodes; |
168 | |
169 | Handle (MeshVS_DataSource) aSource = GetDataSource(); |
170 | if ( aSource.IsNull() ) |
171 | return; |
172 | |
173 | Handle( MeshVS_Drawer ) aDrawer = GetDrawer(); |
174 | if ( aDrawer.IsNull() || !aDrawer->GetInteger ( MeshVS_DA_MaxFaceNodes, maxnodes ) || |
175 | maxnodes <= 0 ) |
176 | return; |
177 | |
178 | //----------- extract useful display mode flags ---------- |
179 | Standard_Integer aDispMode = ( DisplayMode & GetFlags() ); |
180 | if ( ( aDispMode & MeshVS_DMF_DeformedMask) != 0 ) |
181 | { |
182 | aDispMode /= MeshVS_DMF_DeformedPrsWireFrame; |
183 | // This transformation turns deformed mesh flags to real display modes |
184 | } |
185 | aDispMode &= MeshVS_DMF_OCCMask; |
186 | //-------------------------------------------------------- |
187 | |
188 | Standard_Real aShrinkCoef; |
189 | aDrawer->GetDouble ( MeshVS_DA_ShrinkCoeff, aShrinkCoef ); |
190 | |
191 | Standard_Boolean IsWireFrame = ( aDispMode==MeshVS_DMF_WireFrame ), |
192 | IsShading = ( aDispMode==MeshVS_DMF_Shading ), |
193 | IsShrink = ( aDispMode==MeshVS_DMF_Shrink ), |
194 | HasHilightFlag = ( ( DisplayMode & MeshVS_DMF_HilightPrs ) != 0 ), |
195 | HasSelectFlag = ( ( DisplayMode & MeshVS_DMF_SelectionPrs ) != 0 ), |
196 | IsMeshReflect, IsMeshAllowOverlap, IsReflect, IsMeshSmoothShading = Standard_False; |
197 | |
198 | aDrawer->GetBoolean ( MeshVS_DA_Reflection, IsMeshReflect ); |
199 | aDrawer->GetBoolean ( MeshVS_DA_IsAllowOverlapped, IsMeshAllowOverlap ); |
200 | IsReflect = ( IsMeshReflect && !HasHilightFlag ); |
201 | aDrawer->GetBoolean ( MeshVS_DA_SmoothShading, IsMeshSmoothShading ); |
202 | |
203 | // display mode for hilighted prs of groups |
204 | IsShrink = ( IsShrink && !HasHilightFlag ); |
205 | IsShading = ( IsShading || HasHilightFlag ); |
206 | |
207 | //---------- Creating AspectFillArea3d and AspectLine3d ------------- |
208 | Graphic3d_MaterialAspect AMat; |
209 | aDrawer->GetMaterial ( MeshVS_DA_FrontMaterial, AMat ); |
210 | if ( !IsReflect ) |
211 | { |
212 | AMat.SetReflectionModeOff(Graphic3d_TOR_AMBIENT); |
213 | AMat.SetReflectionModeOff(Graphic3d_TOR_DIFFUSE); |
214 | AMat.SetReflectionModeOff(Graphic3d_TOR_SPECULAR); |
215 | AMat.SetReflectionModeOff(Graphic3d_TOR_EMISSION); |
216 | } |
217 | Handle( Graphic3d_AspectFillArea3d ) aFill = MeshVS_Tool::CreateAspectFillArea3d( GetDrawer(), AMat ); |
218 | Handle( Graphic3d_AspectLine3d ) aBeam = MeshVS_Tool::CreateAspectLine3d ( GetDrawer() ); |
219 | //------------------------------------------------------------------- |
220 | |
221 | Standard_Boolean IsOverlapControl = |
222 | !IsMeshAllowOverlap && ( IsWireFrame || IsShading ) && !HasSelectFlag; |
223 | |
224 | Handle (Graphic3d_ArrayOfPolygons) aPolygons, aVolumes; |
225 | Handle (Graphic3d_ArrayOfPolylines) aPolylines, aLinkPolylines; |
226 | |
227 | Standard_Integer PolygonVerticesFor3D = 0, PolygonBoundsFor3D = 0, |
228 | PolylineVerticesFor3D = 0, PolylineBoundsFor3D = 0, |
229 | NbNodes; |
230 | |
231 | // subtract the hidden elements and ids to exclude (to minimise allocated memory) |
232 | TColStd_PackedMapOfInteger anIDs; |
233 | anIDs.Assign( IDs ); |
234 | Handle(TColStd_HPackedMapOfInteger) aHiddenElems = myParentMesh->GetHiddenElems(); |
235 | if ( !aHiddenElems.IsNull() ) |
236 | anIDs.Subtract( aHiddenElems->Map() ); |
237 | anIDs.Subtract( IDsToExclude ); |
238 | |
239 | Handle( MeshVS_HArray1OfSequenceOfInteger ) aTopo; |
240 | TColStd_MapIteratorOfPackedMapOfInteger it (anIDs); |
241 | for( ; it.More(); it.Next() ) |
242 | { |
243 | Standard_Integer aKey = it.Key(); |
244 | if( aSource->Get3DGeom( aKey, NbNodes, aTopo ) ) |
245 | { |
246 | if( !HasSelectFlag ) |
247 | HowManyPrimitives( aTopo, Standard_True, HasSelectFlag, NbNodes, |
248 | PolygonVerticesFor3D, PolygonBoundsFor3D ); |
249 | HowManyPrimitives( aTopo, Standard_False, HasSelectFlag, NbNodes, |
250 | PolylineVerticesFor3D, PolylineBoundsFor3D ); |
251 | } |
252 | } |
253 | |
254 | Standard_Integer Extent = anIDs.Extent(); |
255 | |
256 | if ( IsReflect ) |
257 | { |
258 | aPolygons = new Graphic3d_ArrayOfPolygons |
259 | ( maxnodes*Extent, Extent, 0, Standard_True ); |
260 | aVolumes = new Graphic3d_ArrayOfPolygons |
261 | ( PolygonVerticesFor3D, PolygonBoundsFor3D, 0, Standard_True ); |
262 | } |
263 | else |
264 | { |
265 | aPolygons = new Graphic3d_ArrayOfPolygons( maxnodes*Extent, Extent ); |
266 | aVolumes = new Graphic3d_ArrayOfPolygons ( PolygonVerticesFor3D, PolygonBoundsFor3D ); |
267 | } |
268 | |
269 | Standard_Integer howMany = 1; |
270 | if ( IsOverlapControl ) |
271 | howMany = 2; |
272 | |
273 | Standard_Boolean showEdges = Standard_True; |
274 | aDrawer->GetBoolean( MeshVS_DA_ShowEdges, showEdges ); |
275 | |
276 | showEdges = IsWireFrame || showEdges; |
277 | if ( showEdges ) |
278 | { |
279 | aPolylines = new Graphic3d_ArrayOfPolylines ( ( maxnodes+1 )*Extent + PolylineVerticesFor3D, |
280 | howMany * Extent + PolylineBoundsFor3D ); |
281 | aLinkPolylines = new Graphic3d_ArrayOfPolylines ( 2*Extent, Extent ); |
282 | } |
283 | |
284 | MeshVS_Buffer aCoordsBuf (3*maxnodes*sizeof(Standard_Real)); |
285 | TColStd_Array1OfReal aCoords( aCoordsBuf, 1, 3*maxnodes ); |
286 | MeshVS_EntityType aType; |
287 | |
288 | TColStd_PackedMapOfInteger aCustomElements; |
289 | |
290 | Quantity_Color anOldEdgeColor; |
291 | Aspect_InteriorStyle anIntType; |
292 | Quantity_Color anIntColor, anEdgeColor; |
293 | Aspect_TypeOfLine aLine; |
294 | Standard_Real aWidth; |
295 | |
296 | MeshVS_TwoNodes aTwoNodes; |
297 | aFill->Values ( anIntType, anIntColor, anEdgeColor, aLine, aWidth ); |
298 | |
299 | MeshVS_MapOfTwoNodes aLinkNodes; |
300 | if ( showEdges && IsOverlapControl ) |
301 | // Forbid drawings of edges, which overlap with some links |
302 | for( it.Reset(); it.More(); it.Next() ) |
303 | { |
304 | Standard_Integer aKey = it.Key(); |
305 | if ( aSource->GetGeomType ( aKey, Standard_True, aType ) && |
306 | aType == MeshVS_ET_Link ) |
307 | { |
308 | MeshVS_Buffer aNodesBuf (maxnodes * sizeof(Standard_Integer)); |
309 | TColStd_Array1OfInteger aNodes (aNodesBuf, 1, maxnodes); |
310 | Standard_Integer nbNodes; |
311 | if ( aSource->GetNodesByElement( aKey, aNodes, nbNodes ) && |
312 | nbNodes == 2 ) |
313 | { |
314 | aTwoNodes.First = aNodes(1); |
315 | aTwoNodes.Second = aNodes(2); |
316 | aLinkNodes.Add ( aTwoNodes ); |
317 | } |
318 | } |
319 | } |
320 | |
321 | for( it.Reset(); it.More(); it.Next() ) |
322 | { |
323 | Standard_Integer aKey = it.Key(); |
324 | |
325 | if ( ! aSource->GetGeom ( aKey, Standard_True, aCoords, NbNodes, aType ) ) |
326 | continue; |
327 | |
328 | switch ( aType ) |
329 | { |
330 | case MeshVS_ET_Volume : |
331 | if( IsExcludingOn() ) |
332 | IDsToExclude.Add (aKey); |
333 | if( aSource->Get3DGeom( aKey, NbNodes, aTopo ) ) |
334 | { |
335 | // !!! TO DO: Overlap control |
336 | // add wireframe presentation (draw edges for shading mode as well) |
337 | if ( showEdges ) |
338 | AddVolumePrs ( aTopo, aCoords, NbNodes, aPolylines, IsReflect, IsShrink, HasSelectFlag, aShrinkCoef ); |
339 | |
340 | // add shading presentation |
341 | if ( ( IsShading || IsShrink ) && !HasSelectFlag ) |
342 | AddVolumePrs ( aTopo, aCoords, NbNodes, aVolumes, IsReflect, IsShrink, HasSelectFlag, aShrinkCoef ); |
7fd59977 |
343 | } |
344 | break; |
345 | |
346 | case MeshVS_ET_Link : |
347 | if( IsExcludingOn() ) |
348 | IDsToExclude.Add (aKey); |
349 | if ( showEdges ) |
350 | AddLinkPrs ( aCoords, aLinkPolylines, IsShrink || HasSelectFlag, aShrinkCoef ); |
351 | break; |
352 | |
353 | case MeshVS_ET_Face : |
354 | if( IsExcludingOn() ) |
355 | IDsToExclude.Add (aKey); |
356 | if ( showEdges && IsOverlapControl ) |
357 | { |
358 | MeshVS_Buffer aNodesBuf (NbNodes * sizeof(Standard_Integer)); |
359 | TColStd_Array1OfInteger aNodes (aNodesBuf, 1, NbNodes); |
360 | if ( !aSource->GetNodesByElement( aKey, aNodes, NbNodes ) ) |
361 | continue; |
362 | |
363 | Standard_Integer Last = 0; |
364 | for ( Standard_Integer i=1; i<=NbNodes; i++ ) |
365 | { |
366 | if ( i==1 ) |
367 | aTwoNodes.First = aNodes(i); |
368 | else |
369 | aTwoNodes.First = aTwoNodes.Second; |
370 | |
371 | aTwoNodes.Second = ( i<NbNodes ? aNodes(i+1) : aNodes(1) ); |
372 | if ( aLinkNodes.Contains ( aTwoNodes ) ) |
373 | { |
374 | aPolylines->AddBound ( i-Last ); |
375 | for (Standard_Integer j = Last+1; j<=i; j++) |
376 | aPolylines->AddVertex ( aCoords(3*j-2), aCoords(3*j-1), aCoords(3*j) ); |
377 | Last = i; |
378 | } |
379 | } |
380 | if ( NbNodes-Last > 0 ) |
381 | { |
382 | aPolylines->AddBound ( NbNodes-Last+1 ); |
383 | for (Standard_Integer j = Last+1; j<=NbNodes; j++) |
384 | aPolylines->AddVertex ( aCoords(3*j-2), aCoords(3*j-1), aCoords(3*j) ); |
385 | |
386 | aPolylines->AddVertex ( aCoords(1), aCoords(2), aCoords(3) ); |
387 | } |
388 | } |
389 | |
390 | if ( !IsOverlapControl || IsShading ) |
391 | { |
392 | if ( !IsOverlapControl && showEdges ) |
393 | AddFaceWirePrs(aCoords, NbNodes, aPolylines, |
394 | IsShrink || HasSelectFlag, aShrinkCoef ); |
395 | if ( ( IsShading || IsShrink ) && !HasSelectFlag ) |
396 | AddFaceSolidPrs(aKey, aCoords, NbNodes, maxnodes, aPolygons, |
397 | IsReflect, IsShrink || HasSelectFlag, |
398 | aShrinkCoef, IsMeshSmoothShading ); |
399 | } |
400 | break; |
401 | |
402 | default: |
403 | aCustomElements.Add( aKey ); |
404 | break; |
405 | } |
406 | } |
407 | |
408 | if ( IsShrink ) |
409 | { |
410 | anOldEdgeColor = anEdgeColor; |
411 | aFill->SetEdgeColor ( Quantity_NOC_BLACK ); |
412 | } |
413 | |
414 | DrawArrays ( Prs, aPolygons, aPolylines, aLinkPolylines, aVolumes, |
415 | !showEdges, HasSelectFlag, aFill, aBeam ); |
416 | |
417 | if ( !aCustomElements.IsEmpty() ) |
418 | CustomBuild ( Prs, aCustomElements, IDsToExclude, DisplayMode ); |
419 | |
420 | if( IsShrink ) |
421 | aFill->SetEdgeColor( anOldEdgeColor ); |
422 | } |
423 | |
424 | //================================================================ |
425 | // Function : BuildHilightPrs |
426 | // Purpose : |
427 | //================================================================ |
428 | void MeshVS_MeshPrsBuilder::BuildHilightPrs ( const Handle(Prs3d_Presentation)& Prs, |
429 | const TColStd_PackedMapOfInteger& IDs, |
430 | const Standard_Boolean IsElement ) const |
431 | { |
432 | Standard_Integer maxnodes; |
433 | |
434 | Handle (MeshVS_DataSource) aSource = GetDataSource(); |
435 | if ( aSource.IsNull() || IDs.IsEmpty() ) |
436 | return; |
437 | |
438 | Handle( MeshVS_Drawer ) aDrawer = GetDrawer(); |
439 | if ( aDrawer.IsNull() || !aDrawer->GetInteger ( MeshVS_DA_MaxFaceNodes, maxnodes ) || |
440 | maxnodes <= 0 ) |
441 | return; |
442 | |
443 | MeshVS_Buffer aCoordsBuf (3*maxnodes*sizeof(Standard_Real)); |
444 | TColStd_Array1OfReal aCoords (aCoordsBuf, 1, 3*maxnodes); |
445 | |
446 | Graphic3d_MaterialAspect AMat; |
447 | aDrawer->GetMaterial ( MeshVS_DA_FrontMaterial, AMat ); |
448 | AMat.SetReflectionModeOff(Graphic3d_TOR_AMBIENT); |
449 | AMat.SetReflectionModeOff(Graphic3d_TOR_DIFFUSE); |
450 | AMat.SetReflectionModeOff(Graphic3d_TOR_SPECULAR); |
451 | AMat.SetReflectionModeOff(Graphic3d_TOR_EMISSION); |
452 | |
453 | Handle( Graphic3d_AspectFillArea3d ) aFill = MeshVS_Tool::CreateAspectFillArea3d( GetDrawer(), AMat ); |
454 | Handle( Graphic3d_AspectLine3d ) aBeam = MeshVS_Tool::CreateAspectLine3d( GetDrawer() ); |
455 | Handle( Graphic3d_AspectMarker3d ) aNodeMark = MeshVS_Tool::CreateAspectMarker3d( GetDrawer() ); |
456 | |
457 | // Hilight one element or node |
458 | TColStd_MapIteratorOfPackedMapOfInteger it (IDs); |
459 | Standard_Integer ID = it.Key(), NbNodes; |
460 | MeshVS_EntityType aType; |
461 | |
462 | if ( !aSource->GetGeom ( ID, IsElement, aCoords, NbNodes, aType ) ) |
463 | return; |
464 | |
465 | Prs3d_Root::NewGroup ( Prs ); |
466 | Handle (Graphic3d_Group) aHilightGroup = Prs3d_Root::CurrentGroup ( Prs ); |
467 | |
468 | switch ( aType ) |
469 | { |
470 | case MeshVS_ET_Node : |
471 | { |
a577aaab |
472 | aHilightGroup->SetPrimitivesAspect (aNodeMark); |
473 | Handle(Graphic3d_ArrayOfPoints) anArrayOfPoints = new Graphic3d_ArrayOfPoints (1); |
474 | anArrayOfPoints->AddVertex (aCoords(1), aCoords(2), aCoords(3)); |
475 | aHilightGroup->AddPrimitiveArray (anArrayOfPoints); |
7fd59977 |
476 | } |
477 | break; |
478 | |
479 | case MeshVS_ET_Link: |
480 | { |
481 | aHilightGroup->SetPrimitivesAspect ( aBeam ); |
b8ddfc2f |
482 | Handle(Graphic3d_ArrayOfSegments) aPrims = new Graphic3d_ArrayOfSegments(2); |
483 | aPrims->AddVertex(aCoords(1),aCoords(2),aCoords(3)); |
484 | aPrims->AddVertex(aCoords(4),aCoords(5),aCoords(6)); |
485 | aHilightGroup->AddPrimitiveArray(aPrims); |
7fd59977 |
486 | } |
487 | break; |
488 | |
489 | case MeshVS_ET_Face: |
490 | if ( NbNodes > 0 ) |
491 | { |
7fd59977 |
492 | aHilightGroup->SetPrimitivesAspect ( aFill ); |
b8ddfc2f |
493 | Handle(Graphic3d_ArrayOfPolygons) aPrims = new Graphic3d_ArrayOfPolygons(NbNodes); |
7fd59977 |
494 | for ( Standard_Integer k=1; k<=NbNodes; k++) |
b8ddfc2f |
495 | aPrims->AddVertex(aCoords(3*k-2),aCoords(3*k-1),aCoords(3*k)); |
496 | aHilightGroup->AddPrimitiveArray(aPrims); |
7fd59977 |
497 | } |
498 | break; |
499 | |
500 | case MeshVS_ET_Volume: |
501 | if( NbNodes > 0 ) |
502 | { |
503 | Handle( MeshVS_HArray1OfSequenceOfInteger ) aTopo; |
504 | |
505 | aHilightGroup->SetPrimitivesAspect ( aFill ); |
506 | |
507 | if( aSource->Get3DGeom( ID, NbNodes, aTopo ) ) |
508 | { |
b8ddfc2f |
509 | const Standard_Integer up = aTopo->Upper(); |
510 | const Standard_Integer lo = aTopo->Lower(); |
511 | Standard_Integer nbnodes = 0, i, j; |
512 | for( i=lo; i<=up; i++ ) |
513 | nbnodes += aTopo->Value( i ).Length(); |
514 | |
515 | Handle(Graphic3d_ArrayOfPolygons) aPrims = new Graphic3d_ArrayOfPolygons(nbnodes,aTopo->Length()); |
516 | for( i=lo; i<=up; i++ ) |
7fd59977 |
517 | { |
518 | const TColStd_SequenceOfInteger& aSeq = aTopo->Value( i ); |
b8ddfc2f |
519 | const Standard_Integer m = aSeq.Length(); |
520 | aPrims->AddBound(m); |
7fd59977 |
521 | for( j=1; j<=m; j++ ) |
522 | { |
b8ddfc2f |
523 | const Standard_Integer ind = 3*aSeq.Value( j ); |
524 | aPrims->AddVertex(aCoords(ind+1),aCoords(ind+2),aCoords(ind+3)); |
7fd59977 |
525 | } |
7fd59977 |
526 | } |
b8ddfc2f |
527 | aHilightGroup->AddPrimitiveArray(aPrims); |
7fd59977 |
528 | } |
529 | } |
530 | break; |
531 | |
532 | default: |
533 | { |
534 | TColStd_PackedMapOfInteger tmp; |
535 | CustomBuild ( Prs, IDs, tmp, MeshVS_DMF_HilightPrs ); |
536 | } |
537 | break; |
538 | } |
539 | } |
540 | |
541 | //================================================================ |
542 | // Function : AddLinkPrs |
543 | // Purpose : |
544 | //================================================================ |
545 | void MeshVS_MeshPrsBuilder::AddLinkPrs (const TColStd_Array1OfReal& theCoords, |
546 | const Handle(Graphic3d_ArrayOfPolylines)& theLines, |
547 | const Standard_Boolean IsShrinked, |
548 | const Standard_Real ShrinkCoef) const |
549 | { |
550 | Standard_Real x1 = theCoords(1); |
551 | Standard_Real y1 = theCoords(2); |
552 | Standard_Real z1 = theCoords(3); |
553 | Standard_Real x2 = theCoords(4); |
554 | Standard_Real y2 = theCoords(5); |
555 | Standard_Real z2 = theCoords(6); |
556 | Standard_Real xG, yG, zG; |
557 | |
558 | if ( IsShrinked ) |
559 | { |
560 | xG = (x1+x2)/2.0; |
561 | yG = (y1+y2)/2.0; |
562 | zG = (z1+z2)/2.0; |
563 | x1 = (x1 - xG) * ShrinkCoef + xG; |
564 | x2 = 2.0*xG - x1; |
565 | y1 = (y1 - yG) * ShrinkCoef + yG; |
566 | y2 = 2.0*yG - y1; |
567 | z1 = (z1 - zG) * ShrinkCoef + zG; |
568 | z2 = 2.0*zG - z1; |
569 | } |
570 | theLines->AddBound ( 2 ); |
571 | theLines->AddVertex ( x1, y1, z1 ); |
572 | theLines->AddVertex ( x2, y2, z2 ); |
573 | } |
574 | |
575 | //================================================================ |
576 | // Function : AddFaceWirePrs |
577 | // Purpose : |
578 | //================================================================ |
579 | void MeshVS_MeshPrsBuilder::AddFaceWirePrs (const TColStd_Array1OfReal& theCoords, |
580 | const Standard_Integer NbNodes, |
581 | const Handle(Graphic3d_ArrayOfPolylines)& theLines, |
582 | const Standard_Boolean IsShrinked, |
583 | const Standard_Real ShrinkCoef) const |
584 | { |
1d47d8d0 |
585 | Standard_Real xG = 0., yG = 0., zG = 0., X, Y, Z, startX=0., startY=0., startZ=0.; |
7fd59977 |
586 | theLines->AddBound ( NbNodes+1 ); |
587 | if ( IsShrinked ) |
588 | CalculateCenter( theCoords, NbNodes, xG, yG, zG ); |
589 | |
590 | for ( Standard_Integer k=1; k<=NbNodes; k++) |
591 | { |
592 | X = theCoords(3*k-2); |
593 | Y = theCoords(3*k-1); |
594 | Z = theCoords(3*k); |
595 | if ( IsShrinked ) |
596 | { |
597 | X = (X - xG) * ShrinkCoef + xG; |
598 | Y = (Y - yG) * ShrinkCoef + yG; |
599 | Z = (Z - zG) * ShrinkCoef + zG; |
600 | } |
601 | if( k==1 ) |
602 | { |
603 | startX = X; startY = Y; startZ = Z; |
604 | } |
605 | theLines->AddVertex ( X, Y, Z ); |
606 | } |
607 | theLines->AddVertex( startX, startY, startZ ); |
608 | } |
609 | |
610 | //================================================================ |
611 | // Function : AddFaceSolidPrs |
612 | // Purpose : |
613 | //================================================================ |
614 | void MeshVS_MeshPrsBuilder::AddFaceSolidPrs (const Standard_Integer ID, |
615 | const TColStd_Array1OfReal& theCoords, |
616 | const Standard_Integer NbNodes, |
617 | const Standard_Integer MaxNodes, |
618 | const Handle(Graphic3d_ArrayOfPolygons)& thePolygons, |
619 | const Standard_Boolean IsReflected, |
620 | const Standard_Boolean IsShrinked, |
621 | const Standard_Real ShrinkCoef, |
622 | const Standard_Boolean IsMeshSmoothShading) const |
623 | { |
624 | Handle( MeshVS_DataSource ) aDS = myParentMesh->GetDataSource(); |
625 | if ( aDS.IsNull() ) |
626 | return; |
627 | |
1d47d8d0 |
628 | Standard_Real xG = 0., yG = 0., zG = 0., X, Y, Z, nx = 0., ny = 0., nz = 0.; |
7fd59977 |
629 | thePolygons->AddBound ( NbNodes ); |
630 | if ( IsShrinked ) |
631 | CalculateCenter( theCoords, NbNodes, xG, yG, zG ); |
632 | |
633 | Standard_Boolean allNormals = Standard_True; |
634 | Standard_Integer k; |
635 | |
636 | if( IsReflected ) |
637 | { |
638 | if( IsMeshSmoothShading ) |
639 | for( k=1; k<=NbNodes && allNormals; k++ ) |
640 | allNormals = aDS->GetNodeNormal (k, ID, nx, ny, nz); |
641 | if( !IsMeshSmoothShading || !allNormals ) |
642 | aDS->GetNormal( ID, MaxNodes, nx, ny, nz ); |
643 | } |
644 | |
645 | for ( k=1; k<=NbNodes; k++) |
646 | { |
647 | X = theCoords(3*k-2); |
648 | Y = theCoords(3*k-1); |
649 | Z = theCoords(3*k); |
650 | if ( IsShrinked ) |
651 | { |
652 | X = (X - xG) * ShrinkCoef + xG; |
653 | Y = (Y - yG) * ShrinkCoef + yG; |
654 | Z = (Z - zG) * ShrinkCoef + zG; |
655 | } |
656 | |
657 | if ( IsReflected ) |
658 | { |
659 | if( IsMeshSmoothShading && allNormals ) |
660 | aDS->GetNodeNormal (k, ID, nx, ny, nz); |
661 | thePolygons->AddVertex ( X, Y, Z, nx, ny, nz ); |
662 | } |
663 | else |
664 | thePolygons->AddVertex ( X, Y, Z ); |
665 | } |
666 | } |
667 | |
668 | //================================================================ |
669 | // Function : AddVolumePrs |
670 | // Purpose : |
671 | //================================================================ |
672 | void MeshVS_MeshPrsBuilder::AddVolumePrs (const Handle( MeshVS_HArray1OfSequenceOfInteger )& Topo, |
673 | const TColStd_Array1OfReal& Nodes, |
674 | const Standard_Integer NbNodes, |
675 | const Handle( Graphic3d_ArrayOfPrimitives )& Array, |
676 | const Standard_Boolean IsReflected, |
677 | const Standard_Boolean IsShrinked, |
678 | const Standard_Boolean IsSelect, |
679 | const Standard_Real ShrinkCoef) |
680 | { |
681 | Standard_Real c[3]; c[0] = c[1] = c[2] = 0.0; |
682 | Standard_Integer low = Nodes.Lower(), n=NbNodes; |
683 | |
684 | if( Topo.IsNull() || Array.IsNull() ) |
685 | return; |
686 | |
687 | if( IsShrinked ) |
688 | { |
689 | for( Standard_Integer i=0; i<3*n; i++ ) |
690 | c[i%3] += Nodes.Value( low + i ); |
691 | |
692 | c[0] /= n; |
693 | c[1] /= n; |
694 | c[2] /= n; |
695 | } |
696 | |
697 | Standard_Boolean IsPolygons = Array->IsKind( STANDARD_TYPE( Graphic3d_ArrayOfPolygons ) ); |
698 | Standard_Real x[2], y[2], z[2]; |
699 | Standard_Integer ind; |
700 | gp_Vec norm; |
701 | |
702 | if( IsPolygons ) |
703 | { |
704 | for( Standard_Integer i=Topo->Lower(), topoup=Topo->Upper(); i<=topoup; i++ ) |
705 | { |
706 | const TColStd_SequenceOfInteger& aSeq = Topo->Value( i ); |
707 | |
708 | Standard_Integer m = aSeq.Length(); |
709 | Array->AddBound( m ); |
710 | |
711 | norm.SetCoord( 0, 0, 0 ); |
712 | if( IsReflected ) |
713 | { |
714 | MeshVS_Buffer PolyNodesBuf (3*m*sizeof(Standard_Real)); |
715 | TColStd_Array1OfReal PolyNodes( PolyNodesBuf, 0, 3*m ); |
716 | PolyNodes.SetValue( 0, m ); |
717 | for( Standard_Integer j=1; j<=m; j++ ) |
718 | { |
719 | ind = aSeq.Value( j ); |
720 | PolyNodes.SetValue( 3*j-2, Nodes.Value( low+3*ind ) ); |
721 | PolyNodes.SetValue( 3*j-1, Nodes.Value( low+3*ind+1 ) ); |
722 | PolyNodes.SetValue( 3*j, Nodes.Value( low+3*ind+2 ) ); |
723 | } |
724 | |
725 | // compute normal |
726 | // if( !MeshVS_Tool::GetNormal( PolyNodes, norm ) ) |
727 | // norm.SetCoord( 0, 0, 0 ); |
728 | MeshVS_Tool::GetAverageNormal( PolyNodes, norm ); |
729 | } |
730 | |
731 | Standard_Real nx = norm.X(), ny = norm.Y(), nz = norm.Z(); |
732 | |
733 | |
734 | for( Standard_Integer j=1; j<=m; j++ ) |
735 | { |
736 | ind = aSeq.Value( j ); |
737 | x[0] = Nodes.Value( low + 3*ind ); |
738 | y[0] = Nodes.Value( low + 3*ind+1 ); |
739 | z[0] = Nodes.Value( low + 3*ind+2 ); |
740 | |
741 | if( IsShrinked ) |
742 | { |
743 | x[0] = c[0] + ShrinkCoef * ( x[0]-c[0] ); |
744 | y[0] = c[1] + ShrinkCoef * ( y[0]-c[1] ); |
745 | z[0] = c[2] + ShrinkCoef * ( z[0]-c[2] ); |
746 | } |
747 | |
748 | if( IsReflected ) |
749 | Array->AddVertex( x[0], y[0], z[0], nx, ny, nz ); |
750 | else |
751 | Array->AddVertex( x[0], y[0], z[0] ); |
752 | } |
753 | } |
754 | } |
755 | else if( IsSelect ) |
756 | { |
757 | for( Standard_Integer i=Topo->Lower(), topoup=Topo->Upper(); i<=topoup; i++ ) |
758 | { |
759 | const TColStd_SequenceOfInteger& aSeq = Topo->Value( i ); |
760 | Standard_Real pc[3]; pc[0] = pc[1] = pc[2] = 0; |
761 | Standard_Integer j,m; |
762 | for( j=1, m=aSeq.Length(); j<=m; j++ ) |
763 | { |
764 | ind = aSeq.Value( j ); |
765 | for( Standard_Integer k=0; k<3; k++ ) |
766 | pc[k] += Nodes.Value( low + 3*ind+k ); |
767 | } |
768 | pc[0] /= m; |
769 | pc[1] /= m; |
770 | pc[2] /= m; |
771 | |
772 | Array->AddBound( m+1 ); |
773 | for( j=1, m=aSeq.Length(); j<=m+1; j++ ) |
774 | { |
775 | ind = aSeq.Value( (j-1)%m + 1 ); |
776 | x[0] = Nodes.Value( low + 3*ind ); |
777 | y[0] = Nodes.Value( low + 3*ind+1 ); |
778 | z[0] = Nodes.Value( low + 3*ind+2 ); |
779 | x[0] = pc[0] + ShrinkCoef * ( x[0]-pc[0] ); |
780 | y[0] = pc[1] + ShrinkCoef * ( y[0]-pc[1] ); |
781 | z[0] = pc[2] + ShrinkCoef * ( z[0]-pc[2] ); |
782 | Array->AddVertex( x[0], y[0], z[0] ); |
783 | } |
784 | } |
785 | } |
786 | else |
787 | { |
788 | Standard_Integer F, S=0, k; |
789 | |
790 | // Find all pairs of nodes (edges) to draw; |
791 | // map is used to ensure that each edge will be drawn only once |
792 | TColStd_PackedMapOfInteger aMap; |
793 | for( Standard_Integer i=Topo->Lower(), topoup=Topo->Upper(); i<=topoup; i++ ) |
794 | { |
795 | const TColStd_SequenceOfInteger& aSeq = Topo->Value( i ); |
796 | for( Standard_Integer j=1, m=aSeq.Length(); j<=m; j++ ) |
797 | { |
798 | if( j==1 ) |
799 | F = aSeq.Value( j ); |
800 | else |
801 | F = S; |
802 | |
803 | S = j<m ? aSeq.Value( j+1 ) : aSeq.Value( 1 ); |
804 | |
805 | if( F<S ) |
806 | aMap.Add( F + NbNodes * S ); |
807 | else |
808 | aMap.Add( S + NbNodes * F ); |
809 | } |
810 | } |
811 | |
812 | // draw edges |
813 | TColStd_MapIteratorOfPackedMapOfInteger anIt( aMap ); |
814 | for( ; anIt.More(); anIt.Next() ) |
815 | { |
816 | F = low + 3*(anIt.Key()%NbNodes); |
817 | S = low + 3*(anIt.Key()/NbNodes); |
818 | |
819 | x[0] = Nodes.Value( F ); |
820 | y[0] = Nodes.Value( F+1 ); |
821 | z[0] = Nodes.Value( F+2 ); |
822 | x[1] = Nodes.Value( S ); |
823 | y[1] = Nodes.Value( S+1 ); |
824 | z[1] = Nodes.Value( S+2 ); |
825 | |
826 | if( IsShrinked ) |
827 | for( k=0; k<2; k++ ) |
828 | { |
829 | x[k] = c[0] + ShrinkCoef * ( x[k]-c[0] ); |
830 | y[k] = c[1] + ShrinkCoef * ( y[k]-c[1] ); |
831 | z[k] = c[2] + ShrinkCoef * ( z[k]-c[2] ); |
832 | } |
833 | |
834 | Array->AddBound( 2 ); |
835 | Array->AddVertex( x[0], y[0], z[0] ); |
836 | Array->AddVertex( x[1], y[1], z[1] ); |
837 | } |
838 | } |
839 | } |
840 | |
841 | //================================================================ |
842 | // Function : HowManyPrimitives |
843 | // Purpose : |
844 | //================================================================ |
845 | void MeshVS_MeshPrsBuilder::HowManyPrimitives (const Handle(MeshVS_HArray1OfSequenceOfInteger)& Topo, |
846 | const Standard_Boolean AsPolygons, |
847 | const Standard_Boolean IsSelect, |
848 | const Standard_Integer NbNodes, |
849 | Standard_Integer& Vertices, |
850 | Standard_Integer& Bounds) |
851 | { |
eafb234b |
852 | if( !Topo.IsNull() ) { |
7fd59977 |
853 | if( AsPolygons || IsSelect ) |
854 | { |
855 | Standard_Integer B = Topo->Upper()-Topo->Lower()+1; |
856 | Bounds += B; |
857 | for( Standard_Integer i=Topo->Lower(), n=Topo->Upper(); i<=n; i++ ) |
858 | Vertices += Topo->Value( i ).Length(); |
859 | |
860 | if( IsSelect ) |
861 | Vertices+=B; |
862 | } |
863 | else |
864 | { |
865 | Standard_Integer F = Topo->Upper()-Topo->Lower()+1, |
866 | E = NbNodes + F - 2; |
867 | // number of edges is obtained by Euler's expression for polyhedrons |
868 | |
869 | Bounds += E; |
870 | Vertices += 2*E; |
871 | } |
eafb234b |
872 | } |
7fd59977 |
873 | } |
874 | |
875 | //================================================================ |
876 | // Function : DrawArrays |
877 | // Purpose : |
878 | //================================================================ |
879 | void MeshVS_MeshPrsBuilder::DrawArrays( const Handle(Prs3d_Presentation)& Prs, |
880 | const Handle(Graphic3d_ArrayOfPolygons)& thePolygons, |
881 | const Handle(Graphic3d_ArrayOfPolylines)& theLines, |
882 | const Handle(Graphic3d_ArrayOfPolylines)& theLinkLines, |
883 | const Handle(Graphic3d_ArrayOfPolygons)& theVolumesInShad, |
884 | const Standard_Boolean IsPolygonsEdgesOff, |
885 | const Standard_Boolean IsSelected, |
886 | const Handle(Graphic3d_AspectFillArea3d)& theFillAsp, |
887 | const Handle(Graphic3d_AspectLine3d)& theLineAsp ) const |
888 | { |
889 | if ( theFillAsp.IsNull() ) |
890 | return; |
891 | |
892 | Standard_Boolean IsFacePolygons = ( !thePolygons.IsNull() && thePolygons->ItemNumber() > 0 ), |
893 | IsVolumePolygons = ( !theVolumesInShad.IsNull() && theVolumesInShad->ItemNumber() > 0 ), |
894 | IsPolygons = IsFacePolygons || IsVolumePolygons, |
895 | IsPolylines = ( !theLines.IsNull() && theLines->ItemNumber() > 0 ), |
896 | IsLinkPolylines = ( !theLinkLines.IsNull() && theLinkLines->ItemNumber() > 0 ); |
897 | |
898 | Aspect_InteriorStyle aStyle; |
899 | Quantity_Color anIntColor, aBackColor, anEdgeColor; |
900 | Aspect_TypeOfLine aType; |
901 | Standard_Real aWidth; |
902 | |
903 | theFillAsp->Values( aStyle, anIntColor, aBackColor, anEdgeColor, aType, aWidth ); |
904 | |
905 | if ( IsPolygons && theFillAsp->FrontMaterial().Transparency()<0.01 ) |
906 | { |
907 | Prs3d_Root::NewGroup ( Prs ); |
908 | Handle (Graphic3d_Group) aGroup = Prs3d_Root::CurrentGroup ( Prs ); |
909 | |
910 | //if ( IsPolygonsEdgesOff ) |
911 | theFillAsp->SetEdgeOff (); |
912 | //else |
913 | // theFillAsp->SetEdgeOn (); |
914 | |
915 | if( anIntColor!=aBackColor ) |
916 | theFillAsp->SetDistinguishOn(); |
917 | else |
918 | theFillAsp->SetDistinguishOff(); |
919 | |
920 | if( IsFacePolygons ) |
921 | { |
922 | aGroup->SetPrimitivesAspect ( theFillAsp ); |
7fd59977 |
923 | aGroup->AddPrimitiveArray ( thePolygons ); |
7fd59977 |
924 | } |
925 | |
926 | if( IsVolumePolygons ) |
927 | { |
928 | Handle( Graphic3d_AspectFillArea3d ) aCullFillAsp = |
929 | new Graphic3d_AspectFillArea3d( *( theFillAsp.operator->() ) ); |
930 | |
931 | Standard_Boolean isSupressBackFaces = Standard_False; |
932 | Handle( MeshVS_Drawer ) aDrawer = GetDrawer(); |
933 | if (!aDrawer.IsNull()) |
934 | aDrawer->GetBoolean ( MeshVS_DA_SupressBackFaces, isSupressBackFaces ); |
935 | |
936 | if (isSupressBackFaces) |
937 | aCullFillAsp->SuppressBackFace(); |
938 | |
939 | aGroup->SetPrimitivesAspect ( aCullFillAsp ); |
7fd59977 |
940 | aGroup->AddPrimitiveArray ( theVolumesInShad ); |
7fd59977 |
941 | } |
942 | } |
943 | |
944 | if ( IsPolylines && !IsPolygonsEdgesOff ) |
945 | { |
946 | Prs3d_Root::NewGroup ( Prs ); |
947 | Handle (Graphic3d_Group) aLGroup = Prs3d_Root::CurrentGroup ( Prs ); |
948 | |
949 | theFillAsp->SetEdgeOff(); |
950 | if ( IsSelected ) |
951 | aLGroup->SetPrimitivesAspect ( theLineAsp ); |
952 | else |
953 | { |
954 | aLGroup->SetPrimitivesAspect ( theFillAsp ); |
955 | aLGroup->SetPrimitivesAspect ( new Graphic3d_AspectLine3d |
956 | ( anEdgeColor, Aspect_TOL_SOLID, aWidth ) ); |
957 | } |
7fd59977 |
958 | aLGroup->AddPrimitiveArray ( theLines ); |
7fd59977 |
959 | theFillAsp->SetEdgeOn(); |
960 | } |
961 | |
962 | if ( IsLinkPolylines ) |
963 | { |
964 | Prs3d_Root::NewGroup ( Prs ); |
965 | Handle (Graphic3d_Group) aBeamGroup = Prs3d_Root::CurrentGroup ( Prs ); |
966 | |
967 | theFillAsp->SetEdgeOff(); |
968 | if ( !IsSelected ) |
969 | aBeamGroup->SetPrimitivesAspect ( theFillAsp ); |
970 | aBeamGroup->SetPrimitivesAspect ( theLineAsp ); |
7fd59977 |
971 | aBeamGroup->AddPrimitiveArray ( theLinkLines ); |
7fd59977 |
972 | theFillAsp->SetEdgeOn(); |
973 | } |
974 | |
975 | if ( IsPolygons && theFillAsp->FrontMaterial().Transparency()>=0.01 ) |
976 | { |
977 | Prs3d_Root::NewGroup ( Prs ); |
978 | Handle (Graphic3d_Group) aGroup = Prs3d_Root::CurrentGroup ( Prs ); |
979 | |
980 | //if ( IsPolygonsEdgesOff ) |
981 | theFillAsp->SetEdgeOff (); |
982 | //else |
983 | // theFillAsp->SetEdgeOn (); |
984 | |
985 | if( anIntColor!=aBackColor ) |
986 | theFillAsp->SetDistinguishOn(); |
987 | else |
988 | theFillAsp->SetDistinguishOff(); |
989 | |
990 | if( IsFacePolygons ) |
991 | { |
992 | aGroup->SetPrimitivesAspect ( theFillAsp ); |
7fd59977 |
993 | aGroup->AddPrimitiveArray ( thePolygons ); |
7fd59977 |
994 | } |
995 | |
996 | if( IsVolumePolygons ) |
997 | { |
998 | Handle( Graphic3d_AspectFillArea3d ) aCullFillAsp = |
999 | new Graphic3d_AspectFillArea3d( *( theFillAsp.operator->() ) ); |
1000 | |
1001 | Standard_Boolean isSupressBackFaces = Standard_False; |
1002 | Handle( MeshVS_Drawer ) aDrawer = GetDrawer(); |
1003 | if (!aDrawer.IsNull()) |
1004 | aDrawer->GetBoolean ( MeshVS_DA_SupressBackFaces, isSupressBackFaces ); |
1005 | |
1006 | if (isSupressBackFaces) |
1007 | aCullFillAsp->SuppressBackFace(); |
1008 | |
1009 | aGroup->SetPrimitivesAspect ( aCullFillAsp ); |
7fd59977 |
1010 | aGroup->AddPrimitiveArray ( theVolumesInShad ); |
7fd59977 |
1011 | } |
1012 | } |
1013 | } |
1014 | |
1015 | //================================================================ |
1016 | // Function : CalculateCenter |
1017 | // Purpose : |
1018 | //================================================================ |
1019 | void MeshVS_MeshPrsBuilder::CalculateCenter (const TColStd_Array1OfReal& theCoords, |
1020 | const Standard_Integer NbNodes, |
1021 | Standard_Real &xG, |
1022 | Standard_Real &yG, |
1023 | Standard_Real &zG) |
1024 | { |
1025 | xG = yG = zG = 0; |
1026 | if ( NbNodes < 4 ) |
1027 | { |
1028 | for ( Standard_Integer k=1; k<=NbNodes; k++) |
1029 | { |
1030 | xG += theCoords(3*k-2); |
1031 | yG += theCoords(3*k-1); |
1032 | zG += theCoords(3*k); |
1033 | } |
1034 | xG /= Standard_Real(NbNodes); |
1035 | yG /= Standard_Real(NbNodes); |
1036 | zG /= Standard_Real(NbNodes); |
1037 | } |
1038 | else |
1039 | { |
1040 | Standard_Integer a = 1, b = 3; |
1041 | xG = ( theCoords( 3*a-2 ) + theCoords( 3*b-2 ) ) / 2.0; |
1042 | yG = ( theCoords( 3*a-1 ) + theCoords( 3*b-1 ) ) / 2.0; |
1043 | zG = ( theCoords( 3*a ) + theCoords( 3*b ) ) / 2.0; |
1044 | } |
1045 | } |