KiCad PCB EDA Suite
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step_pcb_model.cpp
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1/*
2 * This program source code file is part of KiCad, a free EDA CAD application.
3 *
4 * Copyright (C) 2022 Mark Roszko <[email protected]>
5 * Copyright (C) 2016 Cirilo Bernardo <[email protected]>
6 * Copyright (C) 2016-2024 KiCad Developers, see AUTHORS.txt for contributors.
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License
10 * as published by the Free Software Foundation; either version 2
11 * of the License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, you may find one here:
20 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
21 * or you may search the http://www.gnu.org website for the version 2 license,
22 * or you may write to the Free Software Foundation, Inc.,
23 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
24 */
25
26#include <algorithm>
27#include <cmath>
28#include <sstream>
29#include <string>
30#include <utility>
31#include <wx/filename.h>
32#include <wx/filefn.h>
33#include <wx/stdpaths.h>
34#include <wx/wfstream.h>
35#include <wx/zipstrm.h>
36#include <wx/stdstream.h>
37
38#include <decompress.hpp>
39
40#include <footprint.h>
41#include <pad.h>
42#include <pcb_track.h>
43#include <kiplatform/io.h>
44#include <string_utils.h>
45#include <build_version.h>
46#include <geometry/shape_segment.h>
47#include <geometry/shape_circle.h>
48#include <board_stackup_manager/board_stackup.h>
49#include <board_stackup_manager/stackup_predefined_prms.h>
50
51#include "step_pcb_model.h"
52#include "streamwrapper.h"
53
54#include <IGESCAFControl_Reader.hxx>
55#include <IGESCAFControl_Writer.hxx>
56#include <IGESControl_Controller.hxx>
57#include <IGESData_GlobalSection.hxx>
58#include <IGESData_IGESModel.hxx>
59#include <Interface_Static.hxx>
60#include <Quantity_Color.hxx>
61#include <STEPCAFControl_Reader.hxx>
62#include <STEPCAFControl_Writer.hxx>
63#include <APIHeaderSection_MakeHeader.hxx>
64#include <Standard_Failure.hxx>
65#include <Standard_Handle.hxx>
66#include <Standard_Version.hxx>
67#include <TCollection_ExtendedString.hxx>
68#include <TDocStd_Document.hxx>
69#include <TDocStd_XLinkTool.hxx>
70#include <TDataStd_Name.hxx>
71#include <TDataStd_TreeNode.hxx>
72#include <TDF_LabelSequence.hxx>
73#include <TDF_Tool.hxx>
74#include <TopExp_Explorer.hxx>
75#include <TopoDS.hxx>
76#include <XCAFApp_Application.hxx>
77#include <XCAFDoc.hxx>
78#include <XCAFDoc_DocumentTool.hxx>
79#include <XCAFDoc_ColorTool.hxx>
80#include <XCAFDoc_ShapeTool.hxx>
81#include <XCAFDoc_VisMaterialTool.hxx>
82#include <XCAFDoc_Area.hxx>
83#include <XCAFDoc_Centroid.hxx>
84#include <XCAFDoc_Location.hxx>
85#include <XCAFDoc_Volume.hxx>
86
87#include "KI_XCAFDoc_AssemblyGraph.hxx"
88
89#include <BRep_Tool.hxx>
90#include <BRepMesh_IncrementalMesh.hxx>
91#include <BRepBuilderAPI_GTransform.hxx>
92#include <BRepBuilderAPI_MakeEdge.hxx>
93#include <BRepBuilderAPI_MakeWire.hxx>
94#include <BRepBuilderAPI_MakeFace.hxx>
95#include <BRepExtrema_DistShapeShape.hxx>
96#include <BRepPrimAPI_MakePrism.hxx>
97#include <BRepTools.hxx>
98#include <BRepLib_MakeWire.hxx>
99#include <BRepAdaptor_Surface.hxx>
100#include <BRepAlgoAPI_Check.hxx>
101#include <BRepAlgoAPI_Cut.hxx>
102#include <BRepAlgoAPI_Fuse.hxx>
103#include <ShapeUpgrade_UnifySameDomain.hxx>
104
105#include <BRepBndLib.hxx>
106#include <Bnd_BoundSortBox.hxx>
107#include <GProp_GProps.hxx>
108#include <BRepGProp.hxx>
109
110#include <Geom_Curve.hxx>
111#include <Geom_TrimmedCurve.hxx>
112
113#include <gp_Ax2.hxx>
114#include <gp_Dir.hxx>
115#include <gp_Pnt.hxx>
116#include <GC_MakeArcOfCircle.hxx>
117#include <GC_MakeCircle.hxx>
118
119#include <RWGltf_CafWriter.hxx>
120#include <StlAPI_Writer.hxx>
121
122#if OCC_VERSION_HEX >= 0x070700
123#include <VrmlAPI_CafReader.hxx>
124#include <RWPly_CafWriter.hxx>
125#endif
126
127#include <macros.h>
128
129static constexpr double USER_PREC = 1e-4;
130static constexpr double USER_ANGLE_PREC = 1e-6;
131
132// nominal offset from the board
133static constexpr double BOARD_OFFSET = 0.05;
134
135// supported file types for 3D models
136enum MODEL3D_FORMAT_TYPE
137{
138 FMT_NONE,
139 FMT_STEP,
140 FMT_STEPZ,
141 FMT_IGES,
142 FMT_EMN,
143 FMT_IDF,
144 FMT_WRL,
145 FMT_WRZ
146};
147
148
149MODEL3D_FORMAT_TYPE fileType( const char* aFileName )
150{
151 wxFileName lfile( wxString::FromUTF8Unchecked( aFileName ) );
152
153 if( !lfile.FileExists() )
154 {
155 wxString msg;
156 msg.Printf( wxT( " * fileType(): no such file: %s\n" ),
157 wxString::FromUTF8Unchecked( aFileName ) );
158
159 ReportMessage( msg );
160 return FMT_NONE;
161 }
162
163 wxString ext = lfile.GetExt().Lower();
164
165 if( ext == wxT( "wrl" ) )
166 return FMT_WRL;
167
168 if( ext == wxT( "wrz" ) )
169 return FMT_WRZ;
170
171 if( ext == wxT( "idf" ) )
172 return FMT_IDF; // component outline
173
174 if( ext == wxT( "emn" ) )
175 return FMT_EMN; // PCB assembly
176
177 if( ext == wxT( "stpz" ) || ext == wxT( "gz" ) )
178 return FMT_STEPZ;
179
180 OPEN_ISTREAM( ifile, aFileName );
181
182 if( ifile.fail() )
183 return FMT_NONE;
184
185 char iline[82];
186 MODEL3D_FORMAT_TYPE format_type = FMT_NONE;
187
188 // The expected header should be the first line.
189 // However some files can have a comment at the beginning of the file
190 // So read up to max_line_count lines to try to find the actual header
191 const int max_line_count = 3;
192
193 for( int ii = 0; ii < max_line_count; ii++ )
194 {
195 memset( iline, 0, 82 );
196 ifile.getline( iline, 82 );
197
198 iline[81] = 0; // ensure NULL termination when string is too long
199
200 // check for STEP in Part 21 format
201 // (this can give false positives since Part 21 is not exclusively STEP)
202 if( !strncmp( iline, "ISO-10303-21;", 13 ) )
203 {
204 format_type = FMT_STEP;
205 break;
206 }
207
208 std::string fstr = iline;
209
210 // check for STEP in XML format
211 // (this can give both false positive and false negatives)
212 if( fstr.find( "urn:oid:1.0.10303." ) != std::string::npos )
213 {
214 format_type = FMT_STEP;
215 break;
216 }
217
218 // Note: this is a very simple test which can yield false positives; the only
219 // sure method for determining if a file *not* an IGES model is to attempt
220 // to load it.
221 if( iline[72] == 'S' && ( iline[80] == 0 || iline[80] == 13 || iline[80] == 10 ) )
222 {
223 format_type = FMT_IGES;
224 break;
225 }
226
227 // Only a comment (starting by "/*") is allowed as header
228 if( strncmp( iline, "/*", 2 ) != 0 ) // not a comment
229 break;
230 }
231
232 CLOSE_STREAM( ifile );
233
234 return format_type;
235}
236
237
238static VECTOR2D CircleCenterFrom3Points( const VECTOR2D& p1, const VECTOR2D& p2,
239 const VECTOR2D& p3 )
240{
241 VECTOR2D center;
242
243 // Move coordinate origin to p2, to simplify calculations
244 VECTOR2D b = p1 - p2;
245 VECTOR2D d = p3 - p2;
246 double bc = ( b.x * b.x + b.y * b.y ) / 2.0;
247 double cd = ( -d.x * d.x - d.y * d.y ) / 2.0;
248 double det = -b.x * d.y + d.x * b.y;
249
250 // We're fine with divisions by 0
251 det = 1.0 / det;
252 center.x = ( -bc * d.y - cd * b.y ) * det;
253 center.y = ( b.x * cd + d.x * bc ) * det;
254 center += p2;
255
256 return center;
257}
258
259
260#define APPROX_DBG( stmt )
261//#define APPROX_DBG( stmt ) stmt
262
263static SHAPE_LINE_CHAIN approximateLineChainWithArcs( const SHAPE_LINE_CHAIN& aSrc )
264{
265 // An algo that takes 3 points, calculates a circle center,
266 // then tries to find as many points fitting the circle.
267
268 static const double c_radiusDeviation = 1000.0;
269 static const double c_arcCenterDeviation = 1000.0;
270 static const double c_relLengthDeviation = 0.8;
271 static const int c_last_none = -1000; // Meaning the arc cannot be constructed
272 // Allow larger angles for segments below this size
273 static const double c_smallSize = pcbIUScale.mmToIU( 0.1 );
274 static const double c_circleCloseGap = pcbIUScale.mmToIU( 1.0 );
275
276 APPROX_DBG( std::cout << std::endl );
277
278 if( aSrc.PointCount() < 4 )
279 return aSrc;
280
281 if( !aSrc.IsClosed() )
282 return aSrc; // non-closed polygons are not supported
283
284 SHAPE_LINE_CHAIN dst;
285
286 int jEndIdx = aSrc.PointCount() - 3;
287
288 for( int i = 0; i < aSrc.PointCount(); i++ )
289 {
290 int first = i - 3;
291 int last = c_last_none;
292
293 VECTOR2D p0 = aSrc.CPoint( i - 3 );
294 VECTOR2D p1 = aSrc.CPoint( i - 2 );
295 VECTOR2D p2 = aSrc.CPoint( i - 1 );
296
297 APPROX_DBG( std::cout << i << " " << aSrc.CPoint( i ) << " " << ( i - 3 ) << " "
298 << VECTOR2I( p0 ) << " " << ( i - 2 ) << " " << VECTOR2I( p1 ) << " "
299 << ( i - 1 ) << " " << VECTOR2I( p2 ) << std::endl );
300
301 VECTOR2D v01 = p1 - p0;
302 VECTOR2D v12 = p2 - p1;
303
304 bool defective = false;
305
306 double d01 = v01.EuclideanNorm();
307 double d12 = v12.EuclideanNorm();
308
309 // Check distance differences between 3 first points
310 defective |= std::abs( d01 - d12 ) > ( std::max( d01, d12 ) * c_relLengthDeviation );
311
312 if( !defective )
313 {
314 // Check angles between 3 first points
315 EDA_ANGLE a01( v01 );
316 EDA_ANGLE a12( v12 );
317
318 double a_diff = ( a01 - a12 ).Normalize180().AsDegrees();
319 defective |= std::abs( a_diff ) < 0.1;
320
321 // Larger angles are allowed for smaller geometry
322 double maxAngleDiff = std::max( d01, d12 ) < c_smallSize ? 46.0 : 30.0;
323 defective |= std::abs( a_diff ) >= maxAngleDiff;
324 }
325
326 if( !defective )
327 {
328 // Find last point lying on the circle created from 3 first points
329 VECTOR2D center = CircleCenterFrom3Points( p0, p1, p2 );
330 double radius = ( p0 - center ).EuclideanNorm();
331 VECTOR2D p_prev = p2;
332 EDA_ANGLE a_prev( v12 );
333
334 for( int j = i; j <= jEndIdx; j++ )
335 {
336 VECTOR2D p_test = aSrc.CPoint( j );
337
338 EDA_ANGLE a_test( p_test - p_prev );
339 double rad_test = ( p_test - center ).EuclideanNorm();
340 double d_tl = ( p_test - p_prev ).EuclideanNorm();
341 double rad_dev = std::abs( radius - rad_test );
342
343 APPROX_DBG( std::cout << " " << j << " " << aSrc.CPoint( j ) << " rad "
344 << int64_t( rad_test ) << " ref " << int64_t( radius )
345 << std::endl );
346
347 if( rad_dev > c_radiusDeviation )
348 {
349 APPROX_DBG( std::cout << " " << j
350 << " Radius deviation too large: " << int64_t( rad_dev )
351 << " > " << c_radiusDeviation << std::endl );
352 break;
353 }
354
355 // Larger angles are allowed for smaller geometry
356 double maxAngleDiff =
357 std::max( std::max( d01, d12 ), d_tl ) < c_smallSize ? 46.0 : 30.0;
358
359 double a_diff_test = ( a_prev - a_test ).Normalize180().AsDegrees();
360 if( std::abs( a_diff_test ) >= maxAngleDiff )
361 {
362 APPROX_DBG( std::cout << " " << j << " Angles differ too much " << a_diff_test
363 << std::endl );
364 break;
365 }
366
367 if( std::abs( d_tl - d01 ) > ( std::max( d_tl, d01 ) * c_relLengthDeviation ) )
368 {
369 APPROX_DBG( std::cout << " " << j << " Lengths differ too much " << d_tl
370 << "; " << d01 << std::endl );
371 break;
372 }
373
374 last = j;
375 p_prev = p_test;
376 a_prev = a_test;
377 }
378 }
379
380 if( last != c_last_none )
381 {
382 // Try to add an arc, testing for self-interference
383 SHAPE_ARC arc( aSrc.CPoint( first ), aSrc.CPoint( ( first + last ) / 2 ),
384 aSrc.CPoint( last ), 0 );
385
386 if( last > aSrc.PointCount() - 3 && !dst.IsArcSegment( 0 ) )
387 {
388 // If we've found an arc at the end, but already added segments at the start, remove them.
389 int toRemove = last - ( aSrc.PointCount() - 3 );
390
391 while( toRemove )
392 {
393 dst.RemoveShape( 0 );
394 toRemove--;
395 }
396 }
397
398 SHAPE_LINE_CHAIN testChain = dst;
399
400 testChain.Append( arc );
401 testChain.Append( aSrc.Slice( last, std::max( last, aSrc.PointCount() - 3 ) ) );
402 testChain.SetClosed( aSrc.IsClosed() );
403
404 if( !testChain.SelfIntersectingWithArcs() )
405 {
406 // Add arc
407 dst.Append( arc );
408
409 APPROX_DBG( std::cout << " Add arc start " << arc.GetP0() << " mid "
410 << arc.GetArcMid() << " end " << arc.GetP1() << std::endl );
411
412 i = last + 3;
413 }
414 else
415 {
416 // Self-interference
417 last = c_last_none;
418
419 APPROX_DBG( std::cout << " Self-intersection check failed" << std::endl );
420 }
421 }
422
423 if( last == c_last_none )
424 {
425 if( first < 0 )
426 jEndIdx = first + aSrc.PointCount();
427
428 // Add point
429 dst.Append( p0 );
430 APPROX_DBG( std::cout << " Add pt " << VECTOR2I( p0 ) << std::endl );
431 }
432 }
433
434 dst.SetClosed( true );
435
436 // Try to merge arcs
437 int iarc0 = dst.ArcIndex( 0 );
438 int iarc1 = dst.ArcIndex( dst.GetSegmentCount() - 1 );
439
440 if( iarc0 != -1 && iarc1 != -1 )
441 {
442 APPROX_DBG( std::cout << "Final arcs " << iarc0 << " " << iarc1 << std::endl );
443
444 if( iarc0 == iarc1 )
445 {
446 SHAPE_ARC arc = dst.Arc( iarc0 );
447
448 VECTOR2D p0 = arc.GetP0();
449 VECTOR2D p1 = arc.GetP1();
450
451 // If we have only one arc and the gap is small, make it a circle
452 if( ( p1 - p0 ).EuclideanNorm() < c_circleCloseGap )
453 {
454 dst.Clear();
455 dst.Append( SHAPE_ARC( arc.GetCenter(), arc.GetP0(), ANGLE_360 ) );
456 }
457 }
458 else
459 {
460 // Merge first and last arcs if they are similar
461 SHAPE_ARC arc0 = dst.Arc( iarc0 );
462 SHAPE_ARC arc1 = dst.Arc( iarc1 );
463
464 VECTOR2D ac0 = arc0.GetCenter();
465 VECTOR2D ac1 = arc1.GetCenter();
466
467 double ar0 = arc0.GetRadius();
468 double ar1 = arc1.GetRadius();
469
470 if( std::abs( ar0 - ar1 ) <= c_radiusDeviation
471 && ( ac0 - ac1 ).EuclideanNorm() <= c_arcCenterDeviation )
472 {
473 dst.RemoveShape( 0 );
474 dst.RemoveShape( -1 );
475
476 SHAPE_ARC merged( arc1.GetP0(), arc1.GetArcMid(), arc0.GetP1(), 0 );
477
478 dst.Append( merged );
479 }
480 }
481 }
482
483 return dst;
484}
485
486
487static TopoDS_Shape getOneShape( Handle( XCAFDoc_ShapeTool ) aShapeTool )
488{
489 TDF_LabelSequence theLabels;
490 aShapeTool->GetFreeShapes( theLabels );
491
492 TopoDS_Shape aShape;
493
494 if( theLabels.Length() == 1 )
495 return aShapeTool->GetShape( theLabels.Value( 1 ) );
496
497 TopoDS_Compound aCompound;
498 BRep_Builder aBuilder;
499 aBuilder.MakeCompound( aCompound );
500
501 for( TDF_LabelSequence::Iterator anIt( theLabels ); anIt.More(); anIt.Next() )
502 {
503 TopoDS_Shape aFreeShape;
504
505 if( !aShapeTool->GetShape( anIt.Value(), aFreeShape ) )
506 continue;
507
508 aBuilder.Add( aCompound, aFreeShape );
509 }
510
511 if( aCompound.NbChildren() > 0 )
512 aShape = aCompound;
513
514 return aShape;
515}
516
517
518// Apply scaling to shapes within theLabel.
519// Based on XCAFDoc_Editor::RescaleGeometry
520static Standard_Boolean rescaleShapes( const TDF_Label& theLabel, const gp_XYZ& aScale )
521{
522 if( theLabel.IsNull() )
523 {
524 Message::SendFail( "Null label." );
525 return Standard_False;
526 }
527
528 if( Abs( aScale.X() ) <= gp::Resolution() || Abs( aScale.Y() ) <= gp::Resolution()
529 || Abs( aScale.Z() ) <= gp::Resolution() )
530 {
531 Message::SendFail( "Scale factor is too small." );
532 return Standard_False;
533 }
534
535 Handle( XCAFDoc_ShapeTool ) aShapeTool = XCAFDoc_DocumentTool::ShapeTool( theLabel );
536 if( aShapeTool.IsNull() )
537 {
538 Message::SendFail( "Couldn't find XCAFDoc_ShapeTool attribute." );
539 return Standard_False;
540 }
541
542 Handle( KI_XCAFDoc_AssemblyGraph ) aG = new KI_XCAFDoc_AssemblyGraph( theLabel );
543 if( aG.IsNull() )
544 {
545 Message::SendFail( "Couldn't create assembly graph." );
546 return Standard_False;
547 }
548
549 Standard_Boolean anIsDone = Standard_True;
550
551 // clang-format off
552 gp_GTrsf aGTrsf;
553 aGTrsf.SetVectorialPart( gp_Mat( aScale.X(), 0, 0,
554 0, aScale.Y(), 0,
555 0, 0, aScale.Z() ) );
556 // clang-format on
557
558 BRepBuilderAPI_GTransform aBRepTrsf( aGTrsf );
559
560 for( Standard_Integer idx = 1; idx <= aG->NbNodes(); idx++ )
561 {
562 const KI_XCAFDoc_AssemblyGraph::NodeType aNodeType = aG->GetNodeType( idx );
563
564 if( ( aNodeType != KI_XCAFDoc_AssemblyGraph::NodeType_Part )
565 && ( aNodeType != KI_XCAFDoc_AssemblyGraph::NodeType_Occurrence ) )
566 {
567 continue;
568 }
569
570 const TDF_Label& aLabel = aG->GetNode( idx );
571
572 if( aNodeType == KI_XCAFDoc_AssemblyGraph::NodeType_Part )
573 {
574 const TopoDS_Shape aShape = aShapeTool->GetShape( aLabel );
575 aBRepTrsf.Perform( aShape, Standard_True );
576 if( !aBRepTrsf.IsDone() )
577 {
578 Standard_SStream aSS;
579 TCollection_AsciiString anEntry;
580 TDF_Tool::Entry( aLabel, anEntry );
581 aSS << "Shape " << anEntry << " is not scaled!";
582 Message::SendFail( aSS.str().c_str() );
583 anIsDone = Standard_False;
584 return Standard_False;
585 }
586 TopoDS_Shape aScaledShape = aBRepTrsf.Shape();
587 aShapeTool->SetShape( aLabel, aScaledShape );
588
589 // Update sub-shapes
590 TDF_LabelSequence aSubshapes;
591 aShapeTool->GetSubShapes( aLabel, aSubshapes );
592 for( TDF_LabelSequence::Iterator anItSs( aSubshapes ); anItSs.More(); anItSs.Next() )
593 {
594 const TDF_Label& aLSs = anItSs.Value();
595 const TopoDS_Shape aSs = aShapeTool->GetShape( aLSs );
596 const TopoDS_Shape aSs1 = aBRepTrsf.ModifiedShape( aSs );
597 aShapeTool->SetShape( aLSs, aSs1 );
598 }
599
600 // These attributes will be recomputed eventually, but clear them just in case
601 aLabel.ForgetAttribute( XCAFDoc_Area::GetID() );
602 aLabel.ForgetAttribute( XCAFDoc_Centroid::GetID() );
603 aLabel.ForgetAttribute( XCAFDoc_Volume::GetID() );
604 }
605 else if( aNodeType == KI_XCAFDoc_AssemblyGraph::NodeType_Occurrence )
606 {
607 TopLoc_Location aLoc = aShapeTool->GetLocation( aLabel );
608 gp_Trsf aTrsf = aLoc.Transformation();
609 aTrsf.SetTranslationPart( aTrsf.TranslationPart().Multiplied( aScale ) );
610 XCAFDoc_Location::Set( aLabel, aTrsf );
611 }
612 }
613
614 if( !anIsDone )
615 {
616 return Standard_False;
617 }
618
619 aShapeTool->UpdateAssemblies();
620
621 return anIsDone;
622}
623
624
625static bool fuseShapes( auto& aInputShapes, TopoDS_Shape& aOutShape )
626{
627 BRepAlgoAPI_Fuse mkFuse;
628 TopTools_ListOfShape shapeArguments, shapeTools;
629
630 for( TopoDS_Shape& sh : aInputShapes )
631 {
632 if( sh.IsNull() )
633 continue;
634
635 if( shapeArguments.IsEmpty() )
636 shapeArguments.Append( sh );
637 else
638 shapeTools.Append( sh );
639 }
640
641 mkFuse.SetRunParallel( true );
642 mkFuse.SetToFillHistory( false );
643 mkFuse.SetArguments( shapeArguments );
644 mkFuse.SetTools( shapeTools );
645 mkFuse.Build();
646
647 if( mkFuse.HasErrors() || mkFuse.HasWarnings() )
648 {
649 ReportMessage( _( "** Got problems while fusing shapes **\n" ) );
650
651 if( mkFuse.HasErrors() )
652 {
653 ReportMessage( _( "Errors:\n" ) );
654 mkFuse.DumpErrors( std::cout );
655 }
656
657 if( mkFuse.HasWarnings() )
658 {
659 ReportMessage( _( "Warnings:\n" ) );
660 mkFuse.DumpWarnings( std::cout );
661 }
662
663 std::cout << "\n";
664 }
665
666 if( mkFuse.IsDone() )
667 {
668 TopoDS_Shape fusedShape = mkFuse.Shape();
669
670 ShapeUpgrade_UnifySameDomain unify( fusedShape, true, true, false );
671 unify.History() = nullptr;
672 unify.Build();
673
674 TopoDS_Shape unifiedShapes = unify.Shape();
675
676 if( unifiedShapes.IsNull() )
677 {
678 ReportMessage( _( "** ShapeUpgrade_UnifySameDomain produced a null shape **\n" ) );
679 }
680 else
681 {
682 aOutShape = unifiedShapes;
683 return true;
684 }
685 }
686
687 return false;
688}
689
690
691static TopoDS_Compound makeCompound( auto& aInputShapes )
692{
693 TopoDS_Compound compound;
694 BRep_Builder builder;
695 builder.MakeCompound( compound );
696
697 for( TopoDS_Shape& shape : aInputShapes )
698 builder.Add( compound, shape );
699
700 return compound;
701}
702
703
704// Try to fuse shapes. If that fails, just add them to a compound
705static TopoDS_Shape fuseShapesOrCompound( TopTools_ListOfShape& aInputShapes )
706{
707 TopoDS_Shape outShape;
708
709 if( aInputShapes.Size() == 1 )
710 return aInputShapes.First();
711
712 if( fuseShapes( aInputShapes, outShape ) )
713 return outShape;
714
715 return makeCompound( aInputShapes );
716}
717
718
719// Sets names in assembly to <aPrefix> (<old name>), or to <aPrefix>
720static Standard_Boolean prefixNames( const TDF_Label& aLabel,
721 const TCollection_ExtendedString& aPrefix )
722{
723 Handle( KI_XCAFDoc_AssemblyGraph ) aG = new KI_XCAFDoc_AssemblyGraph( aLabel );
724
725 if( aG.IsNull() )
726 {
727 Message::SendFail( "Couldn't create assembly graph." );
728 return Standard_False;
729 }
730
731 Standard_Boolean anIsDone = Standard_True;
732
733 for( Standard_Integer idx = 1; idx <= aG->NbNodes(); idx++ )
734 {
735 const TDF_Label& lbl = aG->GetNode( idx );
736 Handle( TDataStd_Name ) nameHandle;
737
738 if( lbl.FindAttribute( TDataStd_Name::GetID(), nameHandle ) )
739 {
740 TCollection_ExtendedString name;
741
742 name += aPrefix;
743 name += " (";
744 name += nameHandle->Get();
745 name += ")";
746
747 TDataStd_Name::Set( lbl, name );
748 }
749 else
750 {
751 TDataStd_Name::Set( lbl, aPrefix );
752 }
753 }
754
755 return anIsDone;
756}
757
758
759STEP_PCB_MODEL::STEP_PCB_MODEL( const wxString& aPcbName )
760{
761 m_app = XCAFApp_Application::GetApplication();
762 m_app->NewDocument( "MDTV-XCAF", m_doc );
763 m_assy = XCAFDoc_DocumentTool::ShapeTool( m_doc->Main() );
764 m_assy_label = m_assy->NewShape();
765 m_hasPCB = false;
766 m_simplifyShapes = true;
767 m_components = 0;
768 m_precision = USER_PREC;
769 m_angleprec = USER_ANGLE_PREC;
770 m_mergeOCCMaxDist = OCC_MAX_DISTANCE_TO_MERGE_POINTS;
771 m_minx = 1.0e10; // absurdly large number; any valid PCB X value will be smaller
772 m_pcbName = aPcbName;
773 m_maxError = pcbIUScale.mmToIU( ARC_TO_SEGMENT_MAX_ERROR_MM );
774 m_fuseShapes = false;
775 m_outFmt = OUTPUT_FORMAT::FMT_OUT_UNKNOWN;
776}
777
778
779STEP_PCB_MODEL::~STEP_PCB_MODEL()
780{
781 if( m_doc->CanClose() == CDM_CCS_OK )
782 m_doc->Close();
783}
784
785
786bool STEP_PCB_MODEL::AddPadShape( const PAD* aPad, const VECTOR2D& aOrigin, bool aVia )
787{
788 bool success = true;
789 std::vector<TopoDS_Shape> padShapes;
790
791 for( PCB_LAYER_ID pcb_layer : aPad->GetLayerSet().Seq() )
792 {
793 if( !m_enabledLayers.Contains( pcb_layer ) )
794 continue;
795
796 if( pcb_layer == F_Mask || pcb_layer == B_Mask )
797 continue;
798
799 if( !aPad->FlashLayer( pcb_layer ) )
800 continue;
801
802 double Zpos, thickness;
803 getLayerZPlacement( pcb_layer, Zpos, thickness );
804
805 if( !aVia )
806 {
807 // Pad surface as a separate face for FEM simulations.
808 if( pcb_layer == F_Cu )
809 thickness += 0.005;
810 else if( pcb_layer == B_Cu )
811 thickness -= 0.005;
812 }
813
814 TopoDS_Shape testShape;
815
816 // Make a shape on copper layers
817 SHAPE_POLY_SET polySet;
818 aPad->TransformShapeToPolygon( polySet, pcb_layer, 0, ARC_HIGH_DEF, ERROR_INSIDE );
819
820 success &= MakeShapes( padShapes, polySet, m_simplifyShapes, thickness, Zpos, aOrigin );
821
822 if( testShape.IsNull() )
823 {
824 std::vector<TopoDS_Shape> testShapes;
825
826 MakeShapes( testShapes, polySet, m_simplifyShapes, 0.0, Zpos + thickness, aOrigin );
827
828 if( testShapes.size() > 0 )
829 testShape = testShapes.front();
830 }
831
832 if( !aVia && !testShape.IsNull() )
833 {
834 if( pcb_layer == F_Cu || pcb_layer == B_Cu )
835 {
836 wxString name;
837
838 name << "Pad_";
839
840 if( pcb_layer == F_Cu )
841 name << 'F' << '_';
842 else if( pcb_layer == B_Cu )
843 name << 'B' << '_';
844
845 name << aPad->GetParentFootprint()->GetReferenceAsString() << '_'
846 << aPad->GetNumber() << '_' << aPad->GetShortNetname();
847
848 gp_Pnt point( pcbIUScale.IUTomm( aPad->GetX() - aOrigin.x ),
849 -pcbIUScale.IUTomm( aPad->GetY() - aOrigin.y ), Zpos + thickness );
850
851 m_pad_points[name] = { point, testShape };
852 }
853 }
854 }
855
856 if( aPad->GetAttribute() == PAD_ATTRIB::PTH && aPad->IsOnLayer( F_Cu )
857 && aPad->IsOnLayer( B_Cu ) )
858 {
859 double f_pos, f_thickness;
860 double b_pos, b_thickness;
861 getLayerZPlacement( F_Cu, f_pos, f_thickness );
862 getLayerZPlacement( B_Cu, b_pos, b_thickness );
863 double top = std::max( f_pos, f_pos + f_thickness );
864 double bottom = std::min( b_pos, b_pos + b_thickness );
865
866 TopoDS_Shape plating;
867
868 std::shared_ptr<SHAPE_SEGMENT> seg_hole = aPad->GetEffectiveHoleShape();
869 double width = std::min( aPad->GetDrillSize().x, aPad->GetDrillSize().y );
870
871 if( MakeShapeAsThickSegment( plating, seg_hole->GetSeg().A, seg_hole->GetSeg().B, width,
872 ( top - bottom ), bottom, aOrigin ) )
873 {
874 padShapes.push_back( plating );
875 }
876 else
877 {
878 success = false;
879 }
880 }
881
882 if( !success ) // Error
883 ReportMessage( wxT( "OCC error adding pad/via polygon.\n" ) );
884
885 // Fuse pad shapes here before fusing them with tracks because OCCT sometimes has trouble
886 if( m_fuseShapes )
887 {
888 TopTools_ListOfShape padShapesList;
889
890 for( const TopoDS_Shape& shape : padShapes )
891 padShapesList.Append( shape );
892
893 m_board_copper_pads.push_back( fuseShapesOrCompound( padShapesList ) );
894 }
895 else
896 {
897 for( const TopoDS_Shape& shape : padShapes )
898 m_board_copper_pads.push_back( shape );
899 }
900
901 return success;
902}
903
904
905bool STEP_PCB_MODEL::AddHole( const SHAPE_SEGMENT& aShape, int aPlatingThickness,
906 PCB_LAYER_ID aLayerTop, PCB_LAYER_ID aLayerBot, bool aVia,
907 const VECTOR2D& aOrigin )
908{
909 double margin = 0.001; // a small margin on the Z axix to be sure the hole
910 // is bigger than the board with copper
911 // must be > OCC_MAX_DISTANCE_TO_MERGE_POINTS
912
913 // Pads are taller by 0.01 mm
914 if( !aVia )
915 margin += 0.01;
916
917 double f_pos, f_thickness;
918 double b_pos, b_thickness;
919 getLayerZPlacement( aLayerTop, f_pos, f_thickness );
920 getLayerZPlacement( aLayerBot, b_pos, b_thickness );
921 double top = std::max( f_pos, f_pos + f_thickness );
922 double bottom = std::min( b_pos, b_pos + b_thickness );
923
924 double holeZsize = ( top - bottom ) + ( margin * 2 );
925
926 double boardDrill = aShape.GetWidth();
927 double copperDrill = boardDrill - aPlatingThickness * 2;
928
929 TopoDS_Shape copperHole, boardHole;
930
931 if( MakeShapeAsThickSegment( copperHole, aShape.GetSeg().A, aShape.GetSeg().B, copperDrill,
932 holeZsize, bottom - margin, aOrigin ) )
933 {
934 m_copperCutouts.push_back( copperHole );
935 }
936 else
937 {
938 return false;
939 }
940
941 if( MakeShapeAsThickSegment( boardHole, aShape.GetSeg().A, aShape.GetSeg().B, boardDrill,
942 holeZsize, bottom - margin, aOrigin ) )
943 {
944 m_boardCutouts.push_back( boardHole );
945 }
946 else
947 {
948 return false;
949 }
950
951 return true;
952}
953
954
955bool STEP_PCB_MODEL::AddBarrel( const SHAPE_SEGMENT& aShape, PCB_LAYER_ID aLayerTop,
956 PCB_LAYER_ID aLayerBot, bool aVia, const VECTOR2D& aOrigin )
957{
958 double f_pos, f_thickness;
959 double b_pos, b_thickness;
960 getLayerZPlacement( aLayerTop, f_pos, f_thickness );
961 getLayerZPlacement( aLayerBot, b_pos, b_thickness );
962 double top = std::max( f_pos, f_pos + f_thickness );
963 double bottom = std::min( b_pos, b_pos + b_thickness );
964
965 TopoDS_Shape plating;
966
967 if( !MakeShapeAsThickSegment( plating, aShape.GetSeg().A, aShape.GetSeg().B, aShape.GetWidth(),
968 ( top - bottom ), bottom, aOrigin ) )
969 {
970 return false;
971 }
972
973 if( aVia )
974 m_board_copper_vias.push_back( plating );
975 else
976 m_board_copper_pads.push_back( plating );
977
978 return true;
979}
980
981
982void STEP_PCB_MODEL::getLayerZPlacement( const PCB_LAYER_ID aLayer, double& aZPos,
983 double& aThickness )
984{
985 // Offsets above copper in mm
986 static const double c_silkscreenAboveCopper = 0.04;
987 static const double c_soldermaskAboveCopper = 0.015;
988
989 if( IsCopperLayer( aLayer ) )
990 {
991 getCopperLayerZPlacement( aLayer, aZPos, aThickness );
992 }
993 else if( IsFrontLayer( aLayer ) )
994 {
995 double f_pos, f_thickness;
996 getCopperLayerZPlacement( F_Cu, f_pos, f_thickness );
997 double top = std::max( f_pos, f_pos + f_thickness );
998
999 if( aLayer == F_SilkS )
1000 aZPos = top + c_silkscreenAboveCopper;
1001 else
1002 aZPos = top + c_soldermaskAboveCopper;
1003
1004 aThickness = 0.0; // Normal points up
1005 }
1006 else if( IsBackLayer( aLayer ) )
1007 {
1008 double b_pos, b_thickness;
1009 getCopperLayerZPlacement( B_Cu, b_pos, b_thickness );
1010 double bottom = std::min( b_pos, b_pos + b_thickness );
1011
1012 if( aLayer == B_SilkS )
1013 aZPos = bottom - c_silkscreenAboveCopper;
1014 else
1015 aZPos = bottom - c_soldermaskAboveCopper;
1016
1017 aThickness = -0.0; // Normal points down
1018 }
1019}
1020
1021
1022void STEP_PCB_MODEL::getCopperLayerZPlacement( const PCB_LAYER_ID aLayer, double& aZPos,
1023 double& aThickness )
1024{
1025 int z = 0;
1026 int thickness = 0;
1027 bool wasPrepreg = false;
1028
1029 const std::vector<BOARD_STACKUP_ITEM*>& materials = m_stackup.GetList();
1030
1031 // Iterate from bottom to top
1032 for( auto it = materials.rbegin(); it != materials.rend(); ++it )
1033 {
1034 const BOARD_STACKUP_ITEM* item = *it;
1035
1036 if( item->GetType() == BS_ITEM_TYPE_COPPER )
1037 {
1038 if( aLayer == B_Cu )
1039 {
1040 // This is the first encountered layer
1041 thickness = -item->GetThickness();
1042 break;
1043 }
1044
1045 // Inner copper position is usually inside prepreg
1046 if( wasPrepreg && item->GetBrdLayerId() != F_Cu )
1047 {
1048 z += item->GetThickness();
1049 thickness = -item->GetThickness();
1050 }
1051 else
1052 {
1053 thickness = item->GetThickness();
1054 }
1055
1056 if( item->GetBrdLayerId() == aLayer )
1057 break;
1058
1059 if( !wasPrepreg && item->GetBrdLayerId() != B_Cu )
1060 z += item->GetThickness();
1061 }
1062 else if( item->GetType() == BS_ITEM_TYPE_DIELECTRIC )
1063 {
1064 wasPrepreg = ( item->GetTypeName() == KEY_PREPREG );
1065
1066 // Dielectric can have sub-layers. Layer 0 is the main layer
1067 // Not frequent, but possible
1068 thickness = 0;
1069 for( int idx = 0; idx < item->GetSublayersCount(); idx++ )
1070 thickness += item->GetThickness( idx );
1071
1072 z += thickness;
1073 }
1074 }
1075
1076 aZPos = pcbIUScale.IUTomm( z );
1077 aThickness = pcbIUScale.IUTomm( thickness );
1078}
1079
1080
1081void STEP_PCB_MODEL::getBoardBodyZPlacement( double& aZPos, double& aThickness )
1082{
1083 double f_pos, f_thickness;
1084 double b_pos, b_thickness;
1085 getLayerZPlacement( F_Cu, f_pos, f_thickness );
1086 getLayerZPlacement( B_Cu, b_pos, b_thickness );
1087 double top = std::min( f_pos, f_pos + f_thickness );
1088 double bottom = std::max( b_pos, b_pos + b_thickness );
1089
1090 aThickness = ( top - bottom );
1091 aZPos = bottom;
1092
1093 wxASSERT( aZPos == 0.0 );
1094}
1095
1096
1097bool STEP_PCB_MODEL::AddPolygonShapes( const SHAPE_POLY_SET* aPolyShapes, PCB_LAYER_ID aLayer,
1098 const VECTOR2D& aOrigin )
1099{
1100 bool success = true;
1101
1102 if( aPolyShapes->IsEmpty() )
1103 return true;
1104
1105 if( !m_enabledLayers.Contains( aLayer ) )
1106 return true;
1107
1108 double z_pos, thickness;
1109 getLayerZPlacement( aLayer, z_pos, thickness );
1110
1111 std::vector<TopoDS_Shape>& targetVec = IsCopperLayer( aLayer ) ? m_board_copper
1112 : aLayer == F_SilkS || aLayer == B_SilkS
1113 ? m_board_silkscreen
1114 : m_board_soldermask;
1115
1116 if( !MakeShapes( targetVec, *aPolyShapes, m_simplifyShapes, thickness, z_pos, aOrigin ) )
1117 {
1118 ReportMessage(
1119 wxString::Format( wxT( "Could not add shape (%d points) to copper layer on %s.\n" ),
1120 aPolyShapes->FullPointCount(), LayerName( aLayer ) ) );
1121
1122 success = false;
1123 }
1124
1125 return success;
1126}
1127
1128
1129bool STEP_PCB_MODEL::AddComponent( const std::string& aFileNameUTF8, const std::string& aRefDes,
1130 bool aBottom, VECTOR2D aPosition, double aRotation, VECTOR3D aOffset,
1131 VECTOR3D aOrientation, VECTOR3D aScale, bool aSubstituteModels )
1132{
1133 if( aFileNameUTF8.empty() )
1134 {
1135 ReportMessage( wxString::Format( wxT( "No model defined for component %s.\n" ), aRefDes ) );
1136 return false;
1137 }
1138
1139 wxString fileName( wxString::FromUTF8( aFileNameUTF8.c_str() ) );
1140 ReportMessage( wxString::Format( wxT( "Adding component %s.\n" ), aRefDes ) );
1141
1142 // first retrieve a label
1143 TDF_Label lmodel;
1144 wxString errorMessage;
1145
1146 if( !getModelLabel( aFileNameUTF8, aScale, lmodel, aSubstituteModels, &errorMessage ) )
1147 {
1148 if( errorMessage.IsEmpty() )
1149 ReportMessage( wxString::Format( wxT( "No model for filename '%s'.\n" ), fileName ) );
1150 else
1151 ReportMessage( errorMessage );
1152
1153 return false;
1154 }
1155
1156 // calculate the Location transform
1157 TopLoc_Location toploc;
1158
1159 if( !getModelLocation( aBottom, aPosition, aRotation, aOffset, aOrientation, toploc ) )
1160 {
1161 ReportMessage(
1162 wxString::Format( wxT( "No location data for filename '%s'.\n" ), fileName ) );
1163 return false;
1164 }
1165
1166 // add the located sub-assembly
1167 TDF_Label llabel = m_assy->AddComponent( m_assy_label, lmodel, toploc );
1168
1169 if( llabel.IsNull() )
1170 {
1171 ReportMessage( wxString::Format( wxT( "Could not add component with filename '%s'.\n" ),
1172 fileName ) );
1173 return false;
1174 }
1175
1176 // attach the RefDes name
1177 TCollection_ExtendedString refdes( aRefDes.c_str() );
1178 TDataStd_Name::Set( llabel, refdes );
1179
1180 return true;
1181}
1182
1183
1184void STEP_PCB_MODEL::SetEnabledLayers( const LSET& aLayers )
1185{
1186 m_enabledLayers = aLayers;
1187}
1188
1189
1190void STEP_PCB_MODEL::SetFuseShapes( bool aValue )
1191{
1192 m_fuseShapes = aValue;
1193}
1194
1195
1196void STEP_PCB_MODEL::SetSimplifyShapes( bool aValue )
1197{
1198 m_simplifyShapes = aValue;
1199}
1200
1201
1202void STEP_PCB_MODEL::SetStackup( const BOARD_STACKUP& aStackup )
1203{
1204 m_stackup = aStackup;
1205}
1206
1207
1208void STEP_PCB_MODEL::SetNetFilter( const wxString& aFilter )
1209{
1210 m_netFilter = aFilter;
1211}
1212
1213
1214void STEP_PCB_MODEL::SetCopperColor( double r, double g, double b )
1215{
1216 m_copperColor[0] = r;
1217 m_copperColor[1] = g;
1218 m_copperColor[2] = b;
1219}
1220
1221
1222void STEP_PCB_MODEL::SetPadColor( double r, double g, double b )
1223{
1224 m_padColor[0] = r;
1225 m_padColor[1] = g;
1226 m_padColor[2] = b;
1227}
1228
1229
1230void STEP_PCB_MODEL::OCCSetMergeMaxDistance( double aDistance )
1231{
1232 // Ensure a minimal value (in mm)
1233 m_mergeOCCMaxDist = aDistance;
1234}
1235
1236
1237bool STEP_PCB_MODEL::isBoardOutlineValid()
1238{
1239 return m_pcb_labels.size() > 0;
1240}
1241
1242
1243bool STEP_PCB_MODEL::MakeShapeAsThickSegment( TopoDS_Shape& aShape,
1244 VECTOR2D aStartPoint, VECTOR2D aEndPoint,
1245 double aWidth, double aThickness,
1246 double aZposition, const VECTOR2D& aOrigin )
1247{
1248 // make a wide segment from 2 lines and 2 180 deg arcs
1249 // We need 6 points (3 per arcs)
1250 VECTOR2D coords[6];
1251
1252 // We build a horizontal segment, and after rotate it
1253 double len = ( aEndPoint - aStartPoint ).EuclideanNorm();
1254 double h_width = aWidth/2.0;
1255 // First is end point of first arc, and also start point of first line
1256 coords[0] = VECTOR2D{ 0.0, h_width };
1257
1258 // end point of first line and start point of second arc
1259 coords[1] = VECTOR2D{ len, h_width };
1260
1261 // middle point of second arc
1262 coords[2] = VECTOR2D{ len + h_width, 0.0 };
1263
1264 // start point of second line and end point of second arc
1265 coords[3] = VECTOR2D{ len, -h_width };
1266
1267 // end point of second line and start point of first arc
1268 coords[4] = VECTOR2D{ 0, -h_width };
1269
1270 // middle point of first arc
1271 coords[5] = VECTOR2D{ -h_width, 0.0 };
1272
1273 // Rotate and move to segment position
1274 EDA_ANGLE seg_angle( aEndPoint - aStartPoint );
1275
1276 for( int ii = 0; ii < 6; ii++ )
1277 {
1278 RotatePoint( coords[ii], VECTOR2D{ 0, 0 }, -seg_angle ),
1279 coords[ii] += aStartPoint;
1280 }
1281
1282
1283 // Convert to 3D points
1284 gp_Pnt coords3D[ 6 ];
1285
1286 for( int ii = 0; ii < 6; ii++ )
1287 {
1288 coords3D[ii] = gp_Pnt( pcbIUScale.IUTomm( coords[ii].x - aOrigin.x ),
1289 -pcbIUScale.IUTomm( coords[ii].y - aOrigin.y ), aZposition );
1290 }
1291
1292 // Build OpenCascade shape outlines
1293 BRepBuilderAPI_MakeWire wire;
1294 bool success = true;
1295
1296 // Short segments (distance between end points < m_mergeOCCMaxDist(in mm)) must be
1297 // skipped because OCC merge end points, and a null shape is created
1298 bool short_seg = pcbIUScale.IUTomm( len ) <= m_mergeOCCMaxDist;
1299
1300 try
1301 {
1302 TopoDS_Edge edge;
1303
1304 if( short_seg )
1305 {
1306 Handle( Geom_Circle ) circle = GC_MakeCircle( coords3D[1], // arc1 start point
1307 coords3D[2], // arc1 mid point
1308 coords3D[5] // arc2 mid point
1309 );
1310
1311 edge = BRepBuilderAPI_MakeEdge( circle );
1312 wire.Add( edge );
1313 }
1314 else
1315 {
1316 edge = BRepBuilderAPI_MakeEdge( coords3D[0], coords3D[1] );
1317 wire.Add( edge );
1318
1319 Handle( Geom_TrimmedCurve ) arcOfCircle =
1320 GC_MakeArcOfCircle( coords3D[1], // start point
1321 coords3D[2], // mid point
1322 coords3D[3] // end point
1323 );
1324 edge = BRepBuilderAPI_MakeEdge( arcOfCircle );
1325 wire.Add( edge );
1326
1327 edge = BRepBuilderAPI_MakeEdge( coords3D[3], coords3D[4] );
1328 wire.Add( edge );
1329
1330 Handle( Geom_TrimmedCurve ) arcOfCircle2 =
1331 GC_MakeArcOfCircle( coords3D[4], // start point
1332 coords3D[5], // mid point
1333 coords3D[0] // end point
1334 );
1335 edge = BRepBuilderAPI_MakeEdge( arcOfCircle2 );
1336 wire.Add( edge );
1337 }
1338 }
1339 catch( const Standard_Failure& e )
1340 {
1341 ReportMessage( wxString::Format( wxT( "build shape segment: OCC exception: %s\n" ),
1342 e.GetMessageString() ) );
1343 return false;
1344 }
1345
1346 BRepBuilderAPI_MakeFace face;
1347
1348 try
1349 {
1350 gp_Pln plane( coords3D[0], gp::DZ() );
1351 face = BRepBuilderAPI_MakeFace( plane, wire );
1352 }
1353 catch( const Standard_Failure& e )
1354 {
1355 ReportMessage( wxString::Format( wxT( "MakeShapeThickSegment: OCC exception: %s\n" ),
1356 e.GetMessageString() ) );
1357 return false;
1358 }
1359
1360 if( aThickness != 0.0 )
1361 {
1362 aShape = BRepPrimAPI_MakePrism( face, gp_Vec( 0, 0, aThickness ) );
1363
1364 if( aShape.IsNull() )
1365 {
1366 ReportMessage( wxT( "failed to create a prismatic shape\n" ) );
1367 return false;
1368 }
1369 }
1370 else
1371 {
1372 aShape = face;
1373 }
1374
1375 return success;
1376}
1377
1378
1379static wxString formatBBox( const BOX2I& aBBox )
1380{
1381 wxString str;
1382 UNITS_PROVIDER up( pcbIUScale, EDA_UNITS::MILLIMETRES );
1383
1384 str << "x0: " << up.StringFromValue( aBBox.GetLeft(), false ) << "; ";
1385 str << "y0: " << up.StringFromValue( aBBox.GetTop(), false ) << "; ";
1386 str << "x1: " << up.StringFromValue( aBBox.GetRight(), false ) << "; ";
1387 str << "y1: " << up.StringFromValue( aBBox.GetBottom(), false );
1388
1389 return str;
1390}
1391
1392
1393static bool makeWireFromChain( BRepLib_MakeWire& aMkWire, const SHAPE_LINE_CHAIN& aChain,
1394 double aMergeOCCMaxDist, double aZposition, const VECTOR2D& aOrigin )
1395{
1396 auto toPoint = [&]( const VECTOR2D& aKiCoords ) -> gp_Pnt
1397 {
1398 return gp_Pnt( pcbIUScale.IUTomm( aKiCoords.x - aOrigin.x ),
1399 -pcbIUScale.IUTomm( aKiCoords.y - aOrigin.y ), aZposition );
1400 };
1401
1402 try
1403 {
1404 auto addSegment = [&]( const VECTOR2I& aPt0, const VECTOR2I& aPt1 ) -> bool
1405 {
1406 if( aPt0 == aPt1 )
1407 return false;
1408
1409 gp_Pnt start = toPoint( aPt0 );
1410 gp_Pnt end = toPoint( aPt1 );
1411
1412 BRepBuilderAPI_MakeEdge mkEdge( start, end );
1413
1414 if( !mkEdge.IsDone() || mkEdge.Edge().IsNull() )
1415 {
1416 ReportMessage( wxString::Format( wxT( "failed to make segment edge at (%d "
1417 "%d) -> (%d %d), skipping\n" ),
1418 aPt0.x, aPt0.y, aPt1.x, aPt1.y ) );
1419 }
1420 else
1421 {
1422 aMkWire.Add( mkEdge.Edge() );
1423
1424 if( aMkWire.Error() != BRepLib_WireDone )
1425 {
1426 ReportMessage( wxString::Format( wxT( "failed to add segment edge "
1427 "at (%d %d) -> (%d %d)\n" ),
1428 aPt0.x, aPt0.y, aPt1.x, aPt1.y ) );
1429 return false;
1430 }
1431 }
1432
1433 return true;
1434 };
1435
1436 auto addArc = [&]( const VECTOR2I& aPt0, const SHAPE_ARC& aArc ) -> bool
1437 {
1438 // Do not export too short segments: they create broken shape because OCC thinks
1439 Handle( Geom_Curve ) curve;
1440
1441 if( aArc.GetCentralAngle() == ANGLE_360 )
1442 {
1443 gp_Ax2 axis = gp::XOY();
1444 axis.SetLocation( toPoint( aArc.GetCenter() ) );
1445
1446 curve = GC_MakeCircle( axis, pcbIUScale.IUTomm( aArc.GetRadius() ) ).Value();
1447 }
1448 else
1449 {
1450 curve = GC_MakeArcOfCircle( toPoint( aPt0 ), toPoint( aArc.GetArcMid() ),
1451 toPoint( aArc.GetP1() ) )
1452 .Value();
1453 }
1454
1455 if( curve.IsNull() )
1456 return false;
1457
1458 aMkWire.Add( BRepBuilderAPI_MakeEdge( curve ) );
1459
1460 if( !aMkWire.IsDone() )
1461 {
1462 ReportMessage( wxString::Format(
1463 wxT( "failed to add arc curve from (%d %d), arc p0 "
1464 "(%d %d), mid (%d %d), p1 (%d %d)\n" ),
1465 aPt0.x, aPt0.y, aArc.GetP0().x, aArc.GetP0().y, aArc.GetArcMid().x,
1466 aArc.GetArcMid().y, aArc.GetP1().x, aArc.GetP1().y ) );
1467 return false;
1468 }
1469
1470 return true;
1471 };
1472
1473 VECTOR2I firstPt;
1474 VECTOR2I lastPt;
1475 bool isFirstShape = true;
1476
1477 for( int i = 0; i <= aChain.PointCount() && i != -1; i = aChain.NextShape( i ) )
1478 {
1479 if( i == 0 )
1480 {
1481 if( aChain.IsArcSegment( 0 ) && aChain.IsArcSegment( aChain.PointCount() - 1 )
1482 && aChain.ArcIndex( 0 ) == aChain.ArcIndex( aChain.PointCount() - 1 ) )
1483 {
1484 // Skip first arc (we should encounter it later)
1485 int nextShape = aChain.NextShape( i );
1486
1487 // If nextShape points to the end, then we have a circle.
1488 if( nextShape != -1 )
1489 i = nextShape;
1490 }
1491 }
1492
1493 if( isFirstShape )
1494 lastPt = aChain.CPoint( i );
1495
1496 bool isArc = aChain.IsArcSegment( i );
1497
1498 if( aChain.IsArcStart( i ) )
1499 {
1500 const SHAPE_ARC& currentArc = aChain.Arc( aChain.ArcIndex( i ) );
1501
1502 if( isFirstShape )
1503 {
1504 firstPt = currentArc.GetP0();
1505 lastPt = firstPt;
1506 }
1507
1508 if( addSegment( lastPt, currentArc.GetP0() ) )
1509 lastPt = currentArc.GetP0();
1510
1511 if( addArc( lastPt, currentArc ) )
1512 lastPt = currentArc.GetP1();
1513 }
1514 else if( !isArc )
1515 {
1516 const SEG& seg = aChain.CSegment( i );
1517
1518 if( isFirstShape )
1519 {
1520 firstPt = seg.A;
1521 lastPt = firstPt;
1522 }
1523
1524 if( addSegment( lastPt, seg.A ) )
1525 lastPt = seg.A;
1526
1527 if( addSegment( lastPt, seg.B ) )
1528 lastPt = seg.B;
1529 }
1530
1531 isFirstShape = false;
1532 }
1533
1534 if( lastPt != firstPt && !addSegment( lastPt, firstPt ) )
1535 {
1536 ReportMessage(
1537 wxString::Format( wxT( "** Failed to close wire at %d, %d -> %d, %d **\n" ),
1538 lastPt.x, lastPt.y, firstPt.x, firstPt.y ) );
1539
1540 return false;
1541 }
1542 }
1543 catch( const Standard_Failure& e )
1544 {
1545 ReportMessage( wxString::Format( wxT( "makeWireFromChain: OCC exception: %s\n" ),
1546 e.GetMessageString() ) );
1547 return false;
1548 }
1549
1550 return true;
1551}
1552
1553
1554bool STEP_PCB_MODEL::MakeShapes( std::vector<TopoDS_Shape>& aShapes, const SHAPE_POLY_SET& aPolySet, bool aConvertToArcs,
1555 double aThickness, double aZposition, const VECTOR2D& aOrigin )
1556{
1557 SHAPE_POLY_SET workingPoly = aPolySet;
1558 workingPoly.Simplify( SHAPE_POLY_SET::PM_STRICTLY_SIMPLE );
1559
1560 SHAPE_POLY_SET fallbackPoly = workingPoly;
1561
1562 if( aConvertToArcs )
1563 {
1564 SHAPE_POLY_SET approximated = workingPoly;
1565
1566 for( size_t polyId = 0; polyId < approximated.CPolygons().size(); polyId++ )
1567 {
1568 SHAPE_POLY_SET::POLYGON& polygon = approximated.Polygon( polyId );
1569
1570 for( size_t contId = 0; contId < polygon.size(); contId++ )
1571 {
1572 SHAPE_LINE_CHAIN approxChain = approximateLineChainWithArcs( polygon[contId] );
1573 polygon[contId] = approxChain;
1574 }
1575 }
1576
1577 fallbackPoly = workingPoly;
1578 workingPoly = approximated;
1579
1580 // TODO: this is not accurate because it doesn't check arcs.
1581 /*if( approximated.IsSelfIntersecting() )
1582 {
1583 ReportMessage( wxString::Format( _( "\nApproximated polygon self-intersection check "
1584 "failed\n" ) ) );
1585
1586 ReportMessage( wxString::Format( _( "z: %g; bounding box: %s\n" ), aZposition,
1587 formatBBox( workingPoly.BBox() ) ) );
1588 }
1589 else
1590 {
1591 fallbackPoly = workingPoly;
1592 workingPoly = approximated;
1593 }*/
1594 }
1595
1596 #if 0 // No longer in use
1597 auto toPoint = [&]( const VECTOR2D& aKiCoords ) -> gp_Pnt
1598 {
1599 return gp_Pnt( pcbIUScale.IUTomm( aKiCoords.x - aOrigin.x ),
1600 -pcbIUScale.IUTomm( aKiCoords.y - aOrigin.y ), aZposition );
1601 };
1602 #endif
1603
1604 gp_Pln basePlane( gp_Pnt( 0.0, 0.0, aZposition ),
1605 std::signbit( aThickness ) ? -gp::DZ() : gp::DZ() );
1606
1607 for( size_t polyId = 0; polyId < workingPoly.CPolygons().size(); polyId++ )
1608 {
1609 SHAPE_POLY_SET::POLYGON& polygon = workingPoly.Polygon( polyId );
1610
1611 auto tryMakeWire = [this, &aZposition,
1612 &aOrigin]( const SHAPE_LINE_CHAIN& aContour ) -> TopoDS_Wire
1613 {
1614 TopoDS_Wire wire;
1615 BRepLib_MakeWire mkWire;
1616
1617 makeWireFromChain( mkWire, aContour, m_mergeOCCMaxDist, aZposition, aOrigin );
1618
1619 if( mkWire.IsDone() )
1620 {
1621 wire = mkWire.Wire();
1622 }
1623 else
1624 {
1625 ReportMessage(
1626 wxString::Format( _( "Wire not done (contour points %d): OCC error %d\n" ),
1627 static_cast<int>( aContour.PointCount() ),
1628 static_cast<int>( mkWire.Error() ) ) );
1629
1630 ReportMessage( wxString::Format( _( "z: %g; bounding box: %s\n" ), aZposition,
1631 formatBBox( aContour.BBox() ) ) );
1632 }
1633
1634 if( !wire.IsNull() )
1635 {
1636 BRepAlgoAPI_Check check( wire, false, true );
1637
1638 if( !check.IsValid() )
1639 {
1640 ReportMessage( wxString::Format( _( "\nWire self-interference check "
1641 "failed\n" ) ) );
1642
1643 ReportMessage( wxString::Format( _( "z: %g; bounding box: %s\n" ), aZposition,
1644 formatBBox( aContour.BBox() ) ) );
1645
1646 wire.Nullify();
1647 }
1648 }
1649
1650 return wire;
1651 };
1652
1653 BRepBuilderAPI_MakeFace mkFace;
1654
1655 for( size_t contId = 0; contId < polygon.size(); contId++ )
1656 {
1657 try
1658 {
1659 TopoDS_Wire wire = tryMakeWire( polygon[contId] );
1660
1661 if( aConvertToArcs && wire.IsNull() )
1662 {
1663 ReportMessage( wxString::Format( _( "Using non-simplified polygon.\n" ) ) );
1664
1665 // Fall back to original shape
1666 wire = tryMakeWire( fallbackPoly.CPolygon( polyId )[contId] );
1667 }
1668
1669 if( contId == 0 ) // Outline
1670 {
1671 if( !wire.IsNull() )
1672 {
1673 if( basePlane.Axis().Direction().Z() < 0 )
1674 wire.Reverse();
1675
1676 mkFace = BRepBuilderAPI_MakeFace( basePlane, wire );
1677 }
1678 else
1679 {
1680 ReportMessage( wxString::Format( wxT( "\n** Outline skipped **\n" ) ) );
1681
1682 ReportMessage( wxString::Format( wxT( "z: %g; bounding box: %s\n" ),
1683 aZposition,
1684 formatBBox( polygon[contId].BBox() ) ) );
1685
1686 break;
1687 }
1688 }
1689 else // Hole
1690 {
1691 if( !wire.IsNull() )
1692 {
1693 if( basePlane.Axis().Direction().Z() > 0 )
1694 wire.Reverse();
1695
1696 mkFace.Add( wire );
1697 }
1698 else
1699 {
1700 ReportMessage( wxString::Format( wxT( "\n** Hole skipped **\n" ) ) );
1701
1702 ReportMessage( wxString::Format( wxT( "z: %g; bounding box: %s\n" ),
1703 aZposition,
1704 formatBBox( polygon[contId].BBox() ) ) );
1705 }
1706 }
1707 }
1708 catch( const Standard_Failure& e )
1709 {
1710 ReportMessage(
1711 wxString::Format( wxT( "MakeShapes (contour %d): OCC exception: %s\n" ),
1712 static_cast<int>( contId ), e.GetMessageString() ) );
1713 return false;
1714 }
1715 }
1716
1717 if( mkFace.IsDone() )
1718 {
1719 TopoDS_Shape faceShape = mkFace.Shape();
1720
1721 if( aThickness != 0.0 )
1722 {
1723 TopoDS_Shape prism = BRepPrimAPI_MakePrism( faceShape, gp_Vec( 0, 0, aThickness ) );
1724 aShapes.push_back( prism );
1725
1726 if( prism.IsNull() )
1727 {
1728 ReportMessage( _( "Failed to create a prismatic shape\n" ) );
1729 return false;
1730 }
1731 }
1732 else
1733 {
1734 aShapes.push_back( faceShape );
1735 }
1736 }
1737 else
1738 {
1739 ReportMessage( wxString::Format( _( "** Face skipped **\n" ) ) );
1740 }
1741 }
1742
1743 return true;
1744}
1745
1746
1747// These colors are based on 3D viewer's colors and are different to "gbrjobColors"
1748static std::vector<FAB_LAYER_COLOR> s_soldermaskColors = {
1749 { NotSpecifiedPrm(), wxColor( 20, 51, 36 ) }, // Not specified, not in .gbrjob file
1750 { _HKI( "Green" ), wxColor( 20, 51, 36 ) }, // used in .gbrjob file
1751 { _HKI( "Red" ), wxColor( 181, 19, 21 ) }, // used in .gbrjob file
1752 { _HKI( "Blue" ), wxColor( 2, 59, 162 ) }, // used in .gbrjob file
1753 { _HKI( "Purple" ), wxColor( 32, 2, 53 ) }, // used in .gbrjob file
1754 { _HKI( "Black" ), wxColor( 11, 11, 11 ) }, // used in .gbrjob file
1755 { _HKI( "White" ), wxColor( 245, 245, 245 ) }, // used in .gbrjob file
1756 { _HKI( "Yellow" ), wxColor( 194, 195, 0 ) }, // used in .gbrjob file
1757 { _HKI( "User defined" ), wxColor( 128, 128, 128 ) } // Free; the name is a dummy name here
1758};
1759
1760
1761static bool colorFromStackup( BOARD_STACKUP_ITEM_TYPE aType, const wxString& aColorStr,
1762 COLOR4D& aColorOut )
1763{
1764 if( !IsPrmSpecified( aColorStr ) )
1765 return false;
1766
1767 if( aColorStr.StartsWith( wxT( "#" ) ) ) // User defined color
1768 {
1769 aColorOut = COLOR4D( aColorStr );
1770 return true;
1771 }
1772 else
1773 {
1774 const std::vector<FAB_LAYER_COLOR>& colors =
1775 ( aType == BS_ITEM_TYPE_SOLDERMASK || aType == BS_ITEM_TYPE_SILKSCREEN )
1776 ? s_soldermaskColors
1777 : GetStandardColors( aType );
1778
1779 for( const FAB_LAYER_COLOR& fabColor : colors )
1780 {
1781 if( fabColor.GetName() == aColorStr )
1782 {
1783 aColorOut = fabColor.GetColor( aType );
1784 return true;
1785 }
1786 }
1787 }
1788
1789 return false;
1790}
1791
1792
1793bool STEP_PCB_MODEL::CreatePCB( SHAPE_POLY_SET& aOutline, VECTOR2D aOrigin, bool aPushBoardBody )
1794{
1795 if( m_hasPCB )
1796 {
1797 if( !isBoardOutlineValid() )
1798 return false;
1799
1800 return true;
1801 }
1802
1803 Handle( XCAFDoc_VisMaterialTool ) visMatTool =
1804 XCAFDoc_DocumentTool::VisMaterialTool( m_doc->Main() );
1805
1806 m_hasPCB = true; // whether or not operations fail we note that CreatePCB has been invoked
1807
1808 // Support for more than one main outline (more than one board)
1809 ReportMessage( wxString::Format( wxT( "Build board outlines (%d outlines) with %d points.\n" ),
1810 aOutline.OutlineCount(), aOutline.FullPointCount() ) );
1811
1812 double boardThickness;
1813 double boardZPos;
1814 getBoardBodyZPlacement( boardZPos, boardThickness );
1815
1816#if 1
1817 // This code should work, and it is working most of time
1818 // However there are issues if the main outline is a circle with holes:
1819 // holes from vias and pads are not working
1820 // see bug https://gitlab.com/kicad/code/kicad/-/issues/17446
1821 // (Holes are missing from STEP export with circular PCB outline)
1822 // Hard to say if the bug is in our code or in OCC 7.7
1823 if( !MakeShapes( m_board_outlines, aOutline, false, boardThickness, boardZPos, aOrigin ) )
1824 {
1825 // Error
1826 ReportMessage( wxString::Format(
1827 wxT( "OCC error creating main outline.\n" ) ) );
1828 }
1829#else
1830 // Workaround for bug #17446 Holes are missing from STEP export with circular PCB outline
1831 for( const SHAPE_POLY_SET::POLYGON& polygon : aOutline.CPolygons() )
1832 {
1833 for( size_t contId = 0; contId < polygon.size(); contId++ )
1834 {
1835 const SHAPE_LINE_CHAIN& contour = polygon[contId];
1836 SHAPE_POLY_SET polyset;
1837 polyset.Append( contour );
1838
1839 if( contId == 0 ) // main Outline
1840 {
1841 if( !MakeShapes( m_board_outlines, polyset, false, boardThickness, boardZPos,
1842 aOrigin ) )
1843 {
1844 ReportMessage( wxT( "OCC error creating main outline.\n" ) );
1845 }
1846 }
1847 else // Hole inside the main outline
1848 {
1849 if( !MakeShapes( m_boardCutouts, polyset, false, boardThickness, boardZPos,
1850 aOrigin ) )
1851 {
1852 ReportMessage( wxT( "OCC error creating hole in main outline.\n" ) );
1853 }
1854 }
1855 }
1856 }
1857#endif
1858
1859 // Even if we've disabled board body export, we still need the shapes for bounding box calculations.
1860 Bnd_Box brdBndBox;
1861
1862 for( const TopoDS_Shape& brdShape : m_board_outlines )
1863 BRepBndLib::Add( brdShape, brdBndBox );
1864
1865 // subtract cutouts (if any)
1866 ReportMessage( wxString::Format( wxT( "Build board cutouts and holes (%d hole(s)).\n" ),
1867 (int) ( m_boardCutouts.size() + m_copperCutouts.size() ) ) );
1868
1869 auto buildBSB = [&brdBndBox]( std::vector<TopoDS_Shape>& input, Bnd_BoundSortBox& bsbHoles )
1870 {
1871 // We need to encompass every location we'll need to test in the global bbox,
1872 // otherwise Bnd_BoundSortBox doesn't work near the boundaries.
1873 Bnd_Box brdWithHolesBndBox = brdBndBox;
1874
1875 Handle( Bnd_HArray1OfBox ) holeBoxSet = new Bnd_HArray1OfBox( 0, input.size() - 1 );
1876
1877 for( size_t i = 0; i < input.size(); i++ )
1878 {
1879 Bnd_Box bbox;
1880 BRepBndLib::Add( input[i], bbox );
1881 brdWithHolesBndBox.Add( bbox );
1882 ( *holeBoxSet )[i] = bbox;
1883 }
1884
1885 bsbHoles.Initialize( brdWithHolesBndBox, holeBoxSet );
1886 };
1887
1888 auto subtractShapes = []( const wxString& aWhat, std::vector<TopoDS_Shape>& aShapesList,
1889 std::vector<TopoDS_Shape>& aHolesList, Bnd_BoundSortBox& aBSBHoles )
1890 {
1891 // Remove holes for each item (board body or bodies, one can have more than one board)
1892 int cnt = 0;
1893 for( TopoDS_Shape& shape : aShapesList )
1894 {
1895 Bnd_Box shapeBbox;
1896 BRepBndLib::Add( shape, shapeBbox );
1897
1898 const TColStd_ListOfInteger& indices = aBSBHoles.Compare( shapeBbox );
1899
1900 TopTools_ListOfShape holelist;
1901
1902 for( const Standard_Integer& index : indices )
1903 holelist.Append( aHolesList[index] );
1904
1905 if( cnt == 0 )
1906 ReportMessage( wxString::Format( _( "Build holes for %s\n" ), aWhat ) );
1907
1908 cnt++;
1909
1910 if( cnt % 10 == 0 )
1911 ReportMessage( wxString::Format( _( "Cutting %d/%d %s\n" ), cnt,
1912 (int) aShapesList.size(), aWhat ) );
1913
1914 if( holelist.IsEmpty() )
1915 continue;
1916
1917 TopTools_ListOfShape cutArgs;
1918 cutArgs.Append( shape );
1919
1920 BRepAlgoAPI_Cut cut;
1921
1922 cut.SetRunParallel( true );
1923 cut.SetToFillHistory( false );
1924
1925 cut.SetArguments( cutArgs );
1926 cut.SetTools( holelist );
1927 cut.Build();
1928
1929 if( cut.HasErrors() || cut.HasWarnings() )
1930 {
1931 ReportMessage( wxString::Format(
1932 _( "\n** Got problems while cutting %s number %d **\n" ), aWhat, cnt ) );
1933 shapeBbox.Dump();
1934
1935 if( cut.HasErrors() )
1936 {
1937 ReportMessage( _( "Errors:\n" ) );
1938 cut.DumpErrors( std::cout );
1939 }
1940
1941 if( cut.HasWarnings() )
1942 {
1943 ReportMessage( _( "Warnings:\n" ) );
1944 cut.DumpWarnings( std::cout );
1945 }
1946
1947 std::cout << "\n";
1948 }
1949
1950 shape = cut.Shape();
1951 }
1952 };
1953
1954 if( m_boardCutouts.size() )
1955 {
1956 Bnd_BoundSortBox bsbHoles;
1957 buildBSB( m_boardCutouts, bsbHoles );
1958
1959 subtractShapes( _( "shapes" ), m_board_outlines, m_boardCutouts, bsbHoles );
1960 }
1961
1962 if( m_copperCutouts.size() )
1963 {
1964 Bnd_BoundSortBox bsbHoles;
1965 buildBSB( m_copperCutouts, bsbHoles );
1966
1967 subtractShapes( _( "pads" ), m_board_copper_pads, m_copperCutouts, bsbHoles );
1968 subtractShapes( _( "vias" ), m_board_copper_vias, m_copperCutouts, bsbHoles );
1969 }
1970
1971 if( m_fuseShapes )
1972 {
1973 ReportMessage( wxT( "Fusing shapes\n" ) );
1974
1975 TopTools_ListOfShape shapesToFuse;
1976
1977 for( TopoDS_Shape& shape : m_board_copper )
1978 shapesToFuse.Append( shape );
1979
1980 for( TopoDS_Shape& shape : m_board_copper_pads )
1981 shapesToFuse.Append( shape );
1982
1983 for( TopoDS_Shape& shape : m_board_copper_vias )
1984 shapesToFuse.Append( shape );
1985
1986 TopoDS_Shape fusedShape = fuseShapesOrCompound( shapesToFuse );
1987
1988 if( !fusedShape.IsNull() )
1989 {
1990 m_board_copper_fused.emplace_back( fusedShape );
1991
1992 m_board_copper.clear();
1993 m_board_copper_pads.clear();
1994 m_board_copper_vias.clear();
1995 }
1996 }
1997
1998 // push the board to the data structure
1999 ReportMessage( wxT( "\nGenerate board full shape.\n" ) );
2000
2001 // AddComponent adds a label that has a reference (not a parent/child relation) to the real
2002 // label. We need to extract that real label to name it for the STEP output cleanly
2003 // Why are we trying to name the bare board? Because CAD tools like SolidWorks do fun things
2004 // like "deduplicate" imported STEPs by swapping STEP assembly components with already
2005 // identically named assemblies. So we want to avoid having the PCB be generally defaulted
2006 // to "Component" or "Assembly".
2007
2008 auto pushToAssembly = [&]( std::vector<TopoDS_Shape>& aShapesList, Quantity_ColorRGBA aColor,
2009 const TDF_Label& aVisMatLabel, const wxString& aShapeName,
2010 bool aCompound )
2011 {
2012 if( aShapesList.empty() )
2013 return;
2014
2015 std::vector<TopoDS_Shape> newList;
2016
2017 if( aCompound )
2018 newList.emplace_back( makeCompound( aShapesList ) );
2019 else
2020 newList = aShapesList;
2021
2022 int i = 1;
2023 for( TopoDS_Shape& shape : newList )
2024 {
2025 Handle( TDataStd_TreeNode ) node;
2026
2027 // Dont expand the component or else coloring it gets hard
2028 TDF_Label lbl = m_assy->AddComponent( m_assy_label, shape, false );
2029 m_pcb_labels.push_back( lbl );
2030
2031 if( m_pcb_labels.back().IsNull() )
2032 return;
2033
2034 lbl.FindAttribute( XCAFDoc::ShapeRefGUID(), node );
2035 TDF_Label shpLbl = node->Father()->Label();
2036 if( !shpLbl.IsNull() )
2037 {
2038 if( visMatTool && !aVisMatLabel.IsNull() )
2039 visMatTool->SetShapeMaterial( shpLbl, aVisMatLabel );
2040
2041 wxString shapeName;
2042
2043 if( newList.size() > 1 )
2044 {
2045 shapeName = wxString::Format( wxT( "%s_%s_%d" ), m_pcbName, aShapeName, i );
2046 }
2047 else
2048 {
2049 shapeName = wxString::Format( wxT( "%s_%s" ), m_pcbName, aShapeName );
2050 }
2051
2052
2053 TCollection_ExtendedString partname( shapeName.ToUTF8().data() );
2054 TDataStd_Name::Set( shpLbl, partname );
2055 }
2056
2057 i++;
2058 }
2059 };
2060
2061 auto makeMaterial = [&]( const TCollection_AsciiString& aName,
2062 const Quantity_ColorRGBA& aBaseColor, double aMetallic,
2063 double aRoughness ) -> TDF_Label
2064 {
2065 Handle( XCAFDoc_VisMaterial ) vismat = new XCAFDoc_VisMaterial;
2066 XCAFDoc_VisMaterialPBR pbr;
2067 pbr.BaseColor = aBaseColor;
2068 pbr.Metallic = aMetallic;
2069 pbr.Roughness = aRoughness;
2070 vismat->SetPbrMaterial( pbr );
2071 return visMatTool->AddMaterial( vismat, aName );
2072 };
2073
2074 // Init colors for the board items
2075 Quantity_ColorRGBA copper_color( m_copperColor[0], m_copperColor[1], m_copperColor[2], 1.0 );
2076 Quantity_ColorRGBA pad_color( m_padColor[0], m_padColor[1], m_padColor[2], 1.0 );
2077
2078 Quantity_ColorRGBA board_color( 0.3f, 0.3f, 0.3f, 1.0f );
2079 Quantity_ColorRGBA silk_color( 1.0f, 1.0f, 1.0f, 0.9f );
2080 Quantity_ColorRGBA mask_color( 0.08f, 0.2f, 0.14f, 0.83f );
2081
2082 // Get colors from stackup
2083 for( const BOARD_STACKUP_ITEM* item : m_stackup.GetList() )
2084 {
2085 COLOR4D col;
2086
2087 if( !colorFromStackup( item->GetType(), item->GetColor(), col ) )
2088 continue;
2089
2090 if( item->GetBrdLayerId() == F_Mask || item->GetBrdLayerId() == B_Mask )
2091 {
2092 col.Darken( 0.2 );
2093 mask_color.SetValues( col.r, col.g, col.b, col.a );
2094 }
2095
2096 if( item->GetBrdLayerId() == F_SilkS || item->GetBrdLayerId() == B_SilkS )
2097 silk_color.SetValues( col.r, col.g, col.b, col.a );
2098
2099 if( item->GetType() == BS_ITEM_TYPE_DIELECTRIC && item->GetTypeName() == KEY_CORE )
2100 board_color.SetValues( col.r, col.g, col.b, col.a );
2101 }
2102
2103 if( !m_enabledLayers.Contains( F_Mask ) && !m_enabledLayers.Contains( B_Mask ) )
2104 {
2105 board_color = mask_color;
2106 board_color.SetAlpha( 1.0 );
2107 }
2108
2109 TDF_Label mask_mat = makeMaterial( "soldermask", mask_color, 0.0, 0.6 );
2110 TDF_Label silk_mat = makeMaterial( "silkscreen", silk_color, 0.0, 0.9 );
2111 TDF_Label copper_mat = makeMaterial( "copper", copper_color, 1.0, 0.4 );
2112 TDF_Label pad_mat = makeMaterial( "pad", pad_color, 1.0, 0.4 );
2113 TDF_Label board_mat = makeMaterial( "board", board_color, 0.0, 0.8 );
2114
2115 pushToAssembly( m_board_copper, copper_color, copper_mat, "copper", true );
2116 pushToAssembly( m_board_copper_pads, pad_color, pad_mat, "pad", true );
2117 pushToAssembly( m_board_copper_vias, copper_color, copper_mat, "via", true );
2118 pushToAssembly( m_board_copper_fused, copper_color, copper_mat, "copper", true );
2119 pushToAssembly( m_board_silkscreen, silk_color, silk_mat, "silkscreen", true );
2120 pushToAssembly( m_board_soldermask, mask_color, mask_mat, "soldermask", true );
2121
2122 if( aPushBoardBody )
2123 pushToAssembly( m_board_outlines, board_color, board_mat, "PCB", false );
2124
2125#if( defined OCC_VERSION_HEX ) && ( OCC_VERSION_HEX > 0x070101 )
2126 m_assy->UpdateAssemblies();
2127#endif
2128
2129 return true;
2130}
2131
2132
2133#ifdef SUPPORTS_IGES
2134// write the assembly model in IGES format
2135bool STEP_PCB_MODEL::WriteIGES( const wxString& aFileName )
2136{
2137 if( !isBoardOutlineValid() )
2138 {
2139 ReportMessage( wxString::Format( wxT( "No valid PCB assembly; cannot create output file "
2140 "'%s'.\n" ),
2141 aFileName ) );
2142 return false;
2143 }
2144
2145 m_outFmt = OUTPUT_FORMAT::FMT_OUT_IGES;
2146
2147 wxFileName fn( aFileName );
2148 IGESControl_Controller::Init();
2149 IGESCAFControl_Writer writer;
2150 writer.SetColorMode( Standard_True );
2151 writer.SetNameMode( Standard_True );
2152 IGESData_GlobalSection header = writer.Model()->GlobalSection();
2153 header.SetFileName( new TCollection_HAsciiString( fn.GetFullName().ToAscii() ) );
2154 header.SetSendName( new TCollection_HAsciiString( "KiCad electronic assembly" ) );
2155 header.SetAuthorName(
2156 new TCollection_HAsciiString( Interface_Static::CVal( "write.iges.header.author" ) ) );
2157 header.SetCompanyName(
2158 new TCollection_HAsciiString( Interface_Static::CVal( "write.iges.header.company" ) ) );
2159 writer.Model()->SetGlobalSection( header );
2160
2161 if( Standard_False == writer.Perform( m_doc, aFileName.c_str() ) )
2162 return false;
2163
2164 return true;
2165}
2166#endif
2167
2168
2169bool STEP_PCB_MODEL::WriteSTEP( const wxString& aFileName, bool aOptimize )
2170{
2171 if( !isBoardOutlineValid() )
2172 {
2173 ReportMessage( wxString::Format( wxT( "No valid PCB assembly; cannot create output file "
2174 "'%s'.\n" ),
2175 aFileName ) );
2176 return false;
2177 }
2178
2179 m_outFmt = OUTPUT_FORMAT::FMT_OUT_STEP;
2180
2181 wxFileName fn( aFileName );
2182
2183 STEPCAFControl_Writer writer;
2184 writer.SetColorMode( Standard_True );
2185 writer.SetNameMode( Standard_True );
2186
2187 // This must be set before we "transfer" the document.
2188 // Should default to kicad_pcb.general.title_block.title,
2189 // but in the meantime, defaulting to the basename of the output
2190 // target is still better than "open cascade step translter v..."
2191 // UTF8 should be ok from ISO 10303-21:2016, but... older stuff? use boring ascii
2192 if( !Interface_Static::SetCVal( "write.step.product.name", fn.GetName().ToAscii() ) )
2193 ReportMessage( wxT( "Failed to set step product name, but will attempt to continue." ) );
2194
2195 // Setting write.surfacecurve.mode to 0 reduces file size and write/read times.
2196 // But there are reports that this mode might be less compatible in some cases.
2197 if( !Interface_Static::SetIVal( "write.surfacecurve.mode", aOptimize ? 0 : 1 ) )
2198 ReportMessage( wxT( "Failed to set surface curve mode, but will attempt to continue." ) );
2199
2200 if( Standard_False == writer.Transfer( m_doc, STEPControl_AsIs ) )
2201 return false;
2202
2203 APIHeaderSection_MakeHeader hdr( writer.ChangeWriter().Model() );
2204
2205 // Note: use only Ascii7 chars, non Ascii7 chars (therefore UFT8 chars)
2206 // are creating issues in the step file
2207 hdr.SetName( new TCollection_HAsciiString( fn.GetFullName().ToAscii() ) );
2208
2209 // TODO: how to control and ensure consistency with IGES?
2210 hdr.SetAuthorValue( 1, new TCollection_HAsciiString( "Pcbnew" ) );
2211 hdr.SetOrganizationValue( 1, new TCollection_HAsciiString( "Kicad" ) );
2212 hdr.SetOriginatingSystem( new TCollection_HAsciiString( "KiCad to STEP converter" ) );
2213 hdr.SetDescriptionValue( 1, new TCollection_HAsciiString( "KiCad electronic assembly" ) );
2214
2215 bool success = true;
2216
2217 // Creates a temporary file with a ascii7 name, because writer does not know unicode filenames.
2218 wxString currCWD = wxGetCwd();
2219 wxString workCWD = fn.GetPath();
2220
2221 if( !workCWD.IsEmpty() )
2222 wxSetWorkingDirectory( workCWD );
2223
2224 char tmpfname[] = "$tempfile$.step";
2225
2226 if( Standard_False == writer.Write( tmpfname ) )
2227 success = false;
2228
2229 if( success )
2230 {
2231
2232 // Preserve the permissions of the current file
2233 KIPLATFORM::IO::DuplicatePermissions( fn.GetFullPath(), tmpfname );
2234
2235 if( !wxRenameFile( tmpfname, fn.GetFullName(), true ) )
2236 {
2237 ReportMessage( wxString::Format( wxT( "Cannot rename temporary file '%s' to '%s'.\n" ),
2238 tmpfname,
2239 fn.GetFullName() ) );
2240 success = false;
2241 }
2242 }
2243
2244 wxSetWorkingDirectory( currCWD );
2245
2246 return success;
2247}
2248
2249
2250bool STEP_PCB_MODEL::WriteBREP( const wxString& aFileName )
2251{
2252 if( !isBoardOutlineValid() )
2253 {
2254 ReportMessage( wxString::Format( wxT( "No valid PCB assembly; cannot create output file "
2255 "'%s'.\n" ),
2256 aFileName ) );
2257 return false;
2258 }
2259
2260 m_outFmt = OUTPUT_FORMAT::FMT_OUT_BREP;
2261
2262 // s_assy = shape tool for the source
2263 Handle( XCAFDoc_ShapeTool ) s_assy = XCAFDoc_DocumentTool::ShapeTool( m_doc->Main() );
2264
2265 // retrieve assembly as a single shape
2266 TopoDS_Shape shape = getOneShape( s_assy );
2267
2268 wxFileName fn( aFileName );
2269
2270 wxFFileOutputStream ffStream( fn.GetFullPath() );
2271 wxStdOutputStream stdStream( ffStream );
2272
2273#if OCC_VERSION_HEX >= 0x070600
2274 BRepTools::Write( shape, stdStream, false, false, TopTools_FormatVersion_VERSION_1 );
2275#else
2276 BRepTools::Write( shape, stdStream );
2277#endif
2278
2279 return true;
2280}
2281
2282
2283bool STEP_PCB_MODEL::WriteXAO( const wxString& aFileName )
2284{
2285 wxFileName fn( aFileName );
2286
2287 wxFFileOutputStream ffStream( fn.GetFullPath() );
2288 wxStdOutputStream file( ffStream );
2289
2290 if( !ffStream.IsOk() )
2291 {
2292 ReportMessage( wxString::Format( "Could not open file '%s'", fn.GetFullPath() ) );
2293 return false;
2294 }
2295
2296 m_outFmt = OUTPUT_FORMAT::FMT_OUT_XAO;
2297
2298 // s_assy = shape tool for the source
2299 Handle( XCAFDoc_ShapeTool ) s_assy = XCAFDoc_DocumentTool::ShapeTool( m_doc->Main() );
2300
2301 // retrieve assembly as a single shape
2302 const TopoDS_Shape shape = getOneShape( s_assy );
2303
2304 std::map<wxString, std::vector<int>> groups[4];
2305 std::map<wxString, double> groupAreas;
2306 TopExp_Explorer exp;
2307 int faceIndex = 0;
2308
2309 for( exp.Init( shape, TopAbs_FACE ); exp.More(); exp.Next() )
2310 {
2311 TopoDS_Shape subShape = exp.Current();
2312
2313 Bnd_Box bbox;
2314 BRepBndLib::Add( subShape, bbox );
2315
2316 for( const auto& [padKey, pair] : m_pad_points )
2317 {
2318 const auto& [point, padTestShape] = pair;
2319
2320 if( bbox.IsOut( point ) )
2321 continue;
2322
2323 BRepAdaptor_Surface surface( TopoDS::Face( subShape ) );
2324
2325 if( surface.GetType() != GeomAbs_Plane )
2326 continue;
2327
2328 BRepExtrema_DistShapeShape dist( padTestShape, subShape );
2329 dist.Perform();
2330
2331 if( !dist.IsDone() )
2332 continue;
2333
2334 if( dist.Value() < Precision::Approximation() )
2335 {
2336 // Push as a face group
2337 groups[2][padKey].push_back( faceIndex );
2338
2339 GProp_GProps system;
2340 BRepGProp::SurfaceProperties( subShape, system );
2341
2342 double surfaceArea = system.Mass() / 1e6; // Convert to meters^2
2343 groupAreas[padKey] = surfaceArea;
2344 }
2345 }
2346
2347 faceIndex++;
2348 }
2349
2350 // Based on Gmsh code
2351 file << "<?xml version=\"1.0\" encoding=\"UTF-8\"?>" << std::endl;
2352 file << "<XAO version=\"1.0\" author=\"KiCad\">" << std::endl;
2353 file << " <geometry name=\"" << fn.GetName() << "\">" << std::endl;
2354 file << " <shape format=\"BREP\"><![CDATA[";
2355#if OCC_VERSION_HEX < 0x070600
2356 BRepTools::Write( shape, file );
2357#else
2358 BRepTools::Write( shape, file, Standard_True, Standard_True, TopTools_FormatVersion_VERSION_1 );
2359#endif
2360 file << "]]></shape>" << std::endl;
2361 file << " <topology>" << std::endl;
2362
2363 TopTools_IndexedMapOfShape mainMap;
2364 TopExp::MapShapes( shape, mainMap );
2365 std::set<int> topo[4];
2366
2367 static const TopAbs_ShapeEnum c_dimShapeTypes[] = { TopAbs_VERTEX, TopAbs_EDGE, TopAbs_FACE,
2368 TopAbs_SOLID };
2369
2370 static const std::string c_dimLabel[] = { "vertex", "edge", "face", "solid" };
2371 static const std::string c_dimLabels[] = { "vertices", "edges", "faces", "solids" };
2372
2373 for( int dim = 0; dim < 4; dim++ )
2374 {
2375 for( exp.Init( shape, c_dimShapeTypes[dim] ); exp.More(); exp.Next() )
2376 {
2377 TopoDS_Shape subShape = exp.Current();
2378 int idx = mainMap.FindIndex( subShape );
2379
2380 if( idx && !topo[dim].count( idx ) )
2381 topo[dim].insert( idx );
2382 }
2383 }
2384
2385 for( int dim = 0; dim <= 3; dim++ )
2386 {
2387 std::string labels = c_dimLabels[dim];
2388 std::string label = c_dimLabel[dim];
2389
2390 file << " <" << labels << " count=\"" << topo[dim].size() << "\">" << std::endl;
2391 int index = 0;
2392
2393 for( auto p : topo[dim] )
2394 {
2395 std::string name( "" );
2396 file << " <" << label << " index=\"" << index << "\" "
2397 << "name=\"" << name << "\" "
2398 << "reference=\"" << p << "\"/>" << std::endl;
2399
2400 index++;
2401 }
2402 file << " </" << labels << ">" << std::endl;
2403 }
2404
2405 file << " </topology>" << std::endl;
2406 file << " </geometry>" << std::endl;
2407 file << " <groups count=\""
2408 << groups[0].size() + groups[1].size() + groups[2].size() + groups[3].size() << "\">"
2409 << std::endl;
2410
2411 int groupNumber = 1;
2412
2413 ReportMessage( "Pad definitions:\n" );
2414 ReportMessage( "Number\tName\tArea (m^2)\n" );
2415
2416 for( int dim = 0; dim <= 3; dim++ )
2417 {
2418 std::string label = c_dimLabel[dim];
2419
2420 for( auto g : groups[dim] )
2421 {
2422 //std::string name = model->getPhysicalName( dim, g.first );
2423 wxString name = g.first;
2424
2425 if( name.empty() )
2426 { // create same unique name as for MED export
2427 std::ostringstream gs;
2428 gs << "G_" << dim << "D_" << g.first;
2429 name = gs.str();
2430 }
2431 file << " <group name=\"" << name << "\" dimension=\"" << label;
2432//#if 1
2433// // Gmsh XAO extension: also save the physical tag, so that XAO can be used
2434// // to serialize OCC geometries, ready to be used by GetDP, GmshFEM & co
2435// file << "\" tag=\"" << g.first;
2436//#endif
2437 file << "\" count=\"" << g.second.size() << "\">" << std::endl;
2438 for( auto index : g.second )
2439 {
2440 file << " <element index=\"" << index << "\"/>" << std::endl;
2441 }
2442 file << " </group>" << std::endl;
2443
2444 ReportMessage( wxString::Format( "%d\t%s\t%g\n", groupNumber, name, groupAreas[name] ) );
2445
2446 groupNumber++;
2447 }
2448 }
2449
2450 ReportMessage( "\n" );
2451
2452 file << " </groups>" << std::endl;
2453 file << " <fields count=\"0\"/>" << std::endl;
2454 file << "</XAO>" << std::endl;
2455
2456 return true;
2457}
2458
2459
2460bool STEP_PCB_MODEL::getModelLabel( const std::string& aFileNameUTF8, VECTOR3D aScale, TDF_Label& aLabel,
2461 bool aSubstituteModels, wxString* aErrorMessage )
2462{
2463 std::string model_key = aFileNameUTF8 + "_" + std::to_string( aScale.x )
2464 + "_" + std::to_string( aScale.y ) + "_" + std::to_string( aScale.z );
2465
2466 MODEL_MAP::const_iterator mm = m_models.find( model_key );
2467
2468 if( mm != m_models.end() )
2469 {
2470 aLabel = mm->second;
2471 return true;
2472 }
2473
2474 aLabel.Nullify();
2475
2476 Handle( TDocStd_Document ) doc;
2477 m_app->NewDocument( "MDTV-XCAF", doc );
2478
2479 wxString fileName( wxString::FromUTF8( aFileNameUTF8.c_str() ) );
2480 MODEL3D_FORMAT_TYPE modelFmt = fileType( aFileNameUTF8.c_str() );
2481
2482 switch( modelFmt )
2483 {
2484 case FMT_IGES:
2485 if( !readIGES( doc, aFileNameUTF8.c_str() ) )
2486 {
2487 ReportMessage( wxString::Format( wxT( "readIGES() failed on filename '%s'.\n" ),
2488 fileName ) );
2489 return false;
2490 }
2491 break;
2492
2493 case FMT_STEP:
2494 if( !readSTEP( doc, aFileNameUTF8.c_str() ) )
2495 {
2496 ReportMessage( wxString::Format( wxT( "readSTEP() failed on filename '%s'.\n" ),
2497 fileName ) );
2498 return false;
2499 }
2500 break;
2501
2502 case FMT_STEPZ:
2503 {
2504 // To export a compressed step file (.stpz or .stp.gz file), the best way is to
2505 // decaompress it in a temporaty file and load this temporary file
2506 wxFFileInputStream ifile( fileName );
2507 wxFileName outFile( fileName );
2508
2509 outFile.SetPath( wxStandardPaths::Get().GetTempDir() );
2510 outFile.SetExt( wxT( "step" ) );
2511 wxFileOffset size = ifile.GetLength();
2512
2513 if( size == wxInvalidOffset )
2514 {
2515 ReportMessage( wxString::Format( wxT( "getModelLabel() failed on filename '%s'.\n" ),
2516 fileName ) );
2517 return false;
2518 }
2519
2520 {
2521 bool success = false;
2522 wxFFileOutputStream ofile( outFile.GetFullPath() );
2523
2524 if( !ofile.IsOk() )
2525 return false;
2526
2527 char* buffer = new char[size];
2528
2529 ifile.Read( buffer, size );
2530 std::string expanded;
2531
2532 try
2533 {
2534 expanded = gzip::decompress( buffer, size );
2535 success = true;
2536 }
2537 catch( ... )
2538 {
2539 ReportMessage( wxString::Format( wxT( "failed to decompress '%s'.\n" ),
2540 fileName ) );
2541 }
2542
2543 if( expanded.empty() )
2544 {
2545 ifile.Reset();
2546 ifile.SeekI( 0 );
2547 wxZipInputStream izipfile( ifile );
2548 std::unique_ptr<wxZipEntry> zip_file( izipfile.GetNextEntry() );
2549
2550 if( zip_file && !zip_file->IsDir() && izipfile.CanRead() )
2551 {
2552 izipfile.Read( ofile );
2553 success = true;
2554 }
2555 }
2556 else
2557 {
2558 ofile.Write( expanded.data(), expanded.size() );
2559 }
2560
2561 delete[] buffer;
2562 ofile.Close();
2563
2564 if( success )
2565 {
2566 std::string altFileNameUTF8 = TO_UTF8( outFile.GetFullPath() );
2567 success =
2568 getModelLabel( altFileNameUTF8, VECTOR3D( 1.0, 1.0, 1.0 ), aLabel, false );
2569 }
2570
2571 return success;
2572 }
2573
2574 break;
2575 }
2576
2577 case FMT_WRL:
2578 case FMT_WRZ:
2579 /* WRL files are preferred for internal rendering, due to superior material properties, etc.
2580 * However they are not suitable for MCAD export.
2581 *
2582 * If a .wrl file is specified, attempt to locate a replacement file for it.
2583 *
2584 * If a valid replacement file is found, the label for THAT file will be associated with
2585 * the .wrl file
2586 */
2587 if( aSubstituteModels )
2588 {
2589 wxFileName wrlName( fileName );
2590
2591 wxString basePath = wrlName.GetPath();
2592 wxString baseName = wrlName.GetName();
2593
2594 // List of alternate files to look for
2595 // Given in order of preference
2596 // (Break if match is found)
2597 wxArrayString alts;
2598
2599 // Step files
2600 alts.Add( wxT( "stp" ) );
2601 alts.Add( wxT( "step" ) );
2602 alts.Add( wxT( "STP" ) );
2603 alts.Add( wxT( "STEP" ) );
2604 alts.Add( wxT( "Stp" ) );
2605 alts.Add( wxT( "Step" ) );
2606 alts.Add( wxT( "stpz" ) );
2607 alts.Add( wxT( "stpZ" ) );
2608 alts.Add( wxT( "STPZ" ) );
2609 alts.Add( wxT( "step.gz" ) );
2610 alts.Add( wxT( "stp.gz" ) );
2611
2612 // IGES files
2613 alts.Add( wxT( "iges" ) );
2614 alts.Add( wxT( "IGES" ) );
2615 alts.Add( wxT( "igs" ) );
2616 alts.Add( wxT( "IGS" ) );
2617
2618 //TODO - Other alternative formats?
2619
2620 for( const auto& alt : alts )
2621 {
2622 wxFileName altFile( basePath, baseName + wxT( "." ) + alt );
2623
2624 if( altFile.IsOk() && altFile.FileExists() )
2625 {
2626 std::string altFileNameUTF8 = TO_UTF8( altFile.GetFullPath() );
2627
2628 // When substituting a STEP/IGS file for VRML, do not apply the VRML scaling
2629 // to the new STEP model. This process of auto-substitution is janky as all
2630 // heck so let's not mix up un-displayed scale factors with potentially
2631 // mis-matched files. And hope that the user doesn't have multiples files
2632 // named "model.wrl" and "model.stp" referring to different parts.
2633 // TODO: Fix model handling in v7. Default models should only be STP.
2634 // Have option to override this in DISPLAY.
2635 if( getModelLabel( altFileNameUTF8, VECTOR3D( 1.0, 1.0, 1.0 ), aLabel, false ) )
2636 {
2637 return true;
2638 }
2639 }
2640 }
2641
2642 // VRML models only work when exporting to glTF
2643 // Also OCCT < 7.9.0 fail to load most VRML 2.0 models because of Switch nodes
2644 if( m_outFmt == OUTPUT_FORMAT::FMT_OUT_GLTF )
2645 {
2646 if( readVRML( doc, aFileNameUTF8.c_str() ) )
2647 {
2648 Handle( XCAFDoc_ShapeTool ) shapeTool =
2649 XCAFDoc_DocumentTool::ShapeTool( doc->Main() );
2650
2651 prefixNames( shapeTool->Label(),
2652 TCollection_ExtendedString( baseName.c_str().AsChar() ) );
2653 }
2654 else
2655 {
2656 ReportMessage( wxString::Format( wxT( "readVRML() failed on filename '%s'.\n" ),
2657 fileName ) );
2658 return false;
2659 }
2660 }
2661 }
2662 else // Substitution is not allowed
2663 {
2664 if( aErrorMessage )
2665 aErrorMessage->Printf( wxT( "Cannot load any VRML model for this export.\n" ) );
2666
2667 return false;
2668 }
2669
2670 break;
2671
2672 // TODO: implement IDF and EMN converters
2673
2674 default:
2675 ReportMessage( wxString::Format( wxT( "Cannot identify actual file type for '%s'.\n" ),
2676 fileName ) );
2677 return false;
2678 }
2679
2680 aLabel = transferModel( doc, m_doc, aScale );
2681
2682 if( aLabel.IsNull() )
2683 {
2684 ReportMessage( wxString::Format( wxT( "Could not transfer model data from file '%s'.\n" ),
2685 fileName ) );
2686 return false;
2687 }
2688
2689 // attach the PART NAME ( base filename: note that in principle
2690 // different models may have the same base filename )
2691 wxFileName afile( fileName );
2692 std::string pname( afile.GetName().ToUTF8() );
2693 TCollection_ExtendedString partname( pname.c_str() );
2694 TDataStd_Name::Set( aLabel, partname );
2695
2696 m_models.insert( MODEL_DATUM( model_key, aLabel ) );
2697 ++m_components;
2698 return true;
2699}
2700
2701
2702bool STEP_PCB_MODEL::getModelLocation( bool aBottom, VECTOR2D aPosition, double aRotation, VECTOR3D aOffset, VECTOR3D aOrientation,
2703 TopLoc_Location& aLocation )
2704{
2705 // Order of operations:
2706 // a. aOrientation is applied -Z*-Y*-X
2707 // b. aOffset is applied
2708 // Top ? add thickness to the Z offset
2709 // c. Bottom ? Rotate on X axis (in contrast to most ECAD which mirror on Y),
2710 // then rotate on +Z
2711 // Top ? rotate on -Z
2712 // d. aPosition is applied
2713 //
2714 // Note: Y axis is inverted in KiCad
2715
2716 gp_Trsf lPos;
2717 lPos.SetTranslation( gp_Vec( aPosition.x, -aPosition.y, 0.0 ) );
2718
2719 // Offset board thickness
2720 aOffset.z += BOARD_OFFSET;
2721
2722 double boardThickness;
2723 double boardZPos;
2724 getBoardBodyZPlacement( boardZPos, boardThickness );
2725 double top = std::max( boardZPos, boardZPos + boardThickness );
2726 double bottom = std::min( boardZPos, boardZPos + boardThickness );
2727
2728 // 3D step models are placed on the top of copper layers.
2729 // This is true for SMD shapes, and perhaps not always true for TH shapes,
2730 // but we use this Z position for any 3D shape.
2731 double f_pos, f_thickness;
2732 getLayerZPlacement( F_Cu, f_pos, f_thickness );
2733 top += f_thickness;
2734 getLayerZPlacement( B_Cu, f_pos, f_thickness );
2735 bottom += f_thickness; // f_thickness is < 0 for B_Cu layer
2736
2737 gp_Trsf lRot;
2738
2739 if( aBottom )
2740 {
2741 aOffset.z -= bottom;
2742 lRot.SetRotation( gp_Ax1( gp_Pnt( 0.0, 0.0, 0.0 ), gp_Dir( 0.0, 0.0, 1.0 ) ), aRotation );
2743 lPos.Multiply( lRot );
2744 lRot.SetRotation( gp_Ax1( gp_Pnt( 0.0, 0.0, 0.0 ), gp_Dir( 1.0, 0.0, 0.0 ) ), M_PI );
2745 lPos.Multiply( lRot );
2746 }
2747 else
2748 {
2749 aOffset.z += top;
2750 lRot.SetRotation( gp_Ax1( gp_Pnt( 0.0, 0.0, 0.0 ), gp_Dir( 0.0, 0.0, 1.0 ) ), aRotation );
2751 lPos.Multiply( lRot );
2752 }
2753
2754 gp_Trsf lOff;
2755 lOff.SetTranslation( gp_Vec( aOffset.x, aOffset.y, aOffset.z ) );
2756 lPos.Multiply( lOff );
2757
2758 gp_Trsf lOrient;
2759 lOrient.SetRotation( gp_Ax1( gp_Pnt( 0.0, 0.0, 0.0 ), gp_Dir( 0.0, 0.0, 1.0 ) ),
2760 -aOrientation.z );
2761 lPos.Multiply( lOrient );
2762 lOrient.SetRotation( gp_Ax1( gp_Pnt( 0.0, 0.0, 0.0 ), gp_Dir( 0.0, 1.0, 0.0 ) ),
2763 -aOrientation.y );
2764 lPos.Multiply( lOrient );
2765 lOrient.SetRotation( gp_Ax1( gp_Pnt( 0.0, 0.0, 0.0 ), gp_Dir( 1.0, 0.0, 0.0 ) ),
2766 -aOrientation.x );
2767 lPos.Multiply( lOrient );
2768
2769 aLocation = TopLoc_Location( lPos );
2770 return true;
2771}
2772
2773
2774bool STEP_PCB_MODEL::readIGES( Handle( TDocStd_Document )& doc, const char* fname )
2775{
2776 IGESControl_Controller::Init();
2777 IGESCAFControl_Reader reader;
2778 IFSelect_ReturnStatus stat = reader.ReadFile( fname );
2779
2780 if( stat != IFSelect_RetDone )
2781 return false;
2782
2783 // Enable user-defined shape precision
2784 if( !Interface_Static::SetIVal( "read.precision.mode", 1 ) )
2785 return false;
2786
2787 // Set the shape conversion precision to USER_PREC (default 0.0001 has too many triangles)
2788 if( !Interface_Static::SetRVal( "read.precision.val", USER_PREC ) )
2789 return false;
2790
2791 // set other translation options
2792 reader.SetColorMode( true ); // use model colors
2793 reader.SetNameMode( false ); // don't use IGES label names
2794 reader.SetLayerMode( false ); // ignore LAYER data
2795
2796 if( !reader.Transfer( doc ) )
2797 {
2798 if( doc->CanClose() == CDM_CCS_OK )
2799 doc->Close();
2800
2801 return false;
2802 }
2803
2804 // are there any shapes to translate?
2805 if( reader.NbShapes() < 1 )
2806 {
2807 if( doc->CanClose() == CDM_CCS_OK )
2808 doc->Close();
2809
2810 return false;
2811 }
2812
2813 return true;
2814}
2815
2816
2817bool STEP_PCB_MODEL::readSTEP( Handle( TDocStd_Document )& doc, const char* fname )
2818{
2819 STEPCAFControl_Reader reader;
2820 IFSelect_ReturnStatus stat = reader.ReadFile( fname );
2821
2822 if( stat != IFSelect_RetDone )
2823 return false;
2824
2825 // Enable user-defined shape precision
2826 if( !Interface_Static::SetIVal( "read.precision.mode", 1 ) )
2827 return false;
2828
2829 // Set the shape conversion precision to USER_PREC (default 0.0001 has too many triangles)
2830 if( !Interface_Static::SetRVal( "read.precision.val", USER_PREC ) )
2831 return false;
2832
2833 // set other translation options
2834 reader.SetColorMode( true ); // use model colors
2835 reader.SetNameMode( true ); // use label names
2836 reader.SetLayerMode( false ); // ignore LAYER data
2837
2838 if( !reader.Transfer( doc ) )
2839 {
2840 if( doc->CanClose() == CDM_CCS_OK )
2841 doc->Close();
2842
2843 return false;
2844 }
2845
2846 // are there any shapes to translate?
2847 if( reader.NbRootsForTransfer() < 1 )
2848 {
2849 if( doc->CanClose() == CDM_CCS_OK )
2850 doc->Close();
2851
2852 return false;
2853 }
2854
2855 return true;
2856}
2857
2858
2859bool STEP_PCB_MODEL::readVRML( Handle( TDocStd_Document ) & doc, const char* fname )
2860{
2861#if OCC_VERSION_HEX >= 0x070700
2862 VrmlAPI_CafReader reader;
2863 RWMesh_CoordinateSystemConverter conv;
2864 conv.SetInputLengthUnit( 2.54 );
2865 reader.SetCoordinateSystemConverter( conv );
2866 reader.SetDocument( doc );
2867
2868 if( !reader.Perform( TCollection_AsciiString( fname ), Message_ProgressRange() ) )
2869 return false;
2870
2871 return true;
2872#else
2873 return false;
2874#endif
2875}
2876
2877
2878TDF_Label STEP_PCB_MODEL::transferModel( Handle( TDocStd_Document ) & source,
2879 Handle( TDocStd_Document ) & dest, VECTOR3D aScale )
2880{
2881 // transfer data from Source into a top level component of Dest
2882 // s_assy = shape tool for the source
2883 Handle( XCAFDoc_ShapeTool ) s_assy = XCAFDoc_DocumentTool::ShapeTool( source->Main() );
2884
2885 // retrieve all free shapes within the assembly
2886 TDF_LabelSequence frshapes;
2887 s_assy->GetFreeShapes( frshapes );
2888
2889 // d_assy = shape tool for the destination
2890 Handle( XCAFDoc_ShapeTool ) d_assy = XCAFDoc_DocumentTool::ShapeTool( dest->Main() );
2891
2892 // create a new shape within the destination and set the assembly tool to point to it
2893 TDF_Label d_targetLabel = d_assy->NewShape();
2894
2895 if( frshapes.Size() == 1 )
2896 {
2897 TDocStd_XLinkTool link;
2898 link.Copy( d_targetLabel, frshapes.First() );
2899 }
2900 else
2901 {
2902 // Rare case
2903 for( TDF_Label& s_shapeLabel : frshapes )
2904 {
2905 TDF_Label d_component = d_assy->NewShape();
2906
2907 TDocStd_XLinkTool link;
2908 link.Copy( d_component, s_shapeLabel );
2909
2910 d_assy->AddComponent( d_targetLabel, d_component, TopLoc_Location() );
2911 }
2912 }
2913
2914 if( aScale.x != 1.0 || aScale.y != 1.0 || aScale.z != 1.0 )
2915 rescaleShapes( d_targetLabel, gp_XYZ( aScale.x, aScale.y, aScale.z ) );
2916
2917 return d_targetLabel;
2918}
2919
2920
2921bool STEP_PCB_MODEL::performMeshing( Handle( XCAFDoc_ShapeTool ) & aShapeTool )
2922{
2923 TDF_LabelSequence freeShapes;
2924 aShapeTool->GetFreeShapes( freeShapes );
2925
2926 ReportMessage( wxT( "Meshing model\n" ) );
2927
2928 // GLTF is a mesh format, we have to trigger opencascade to mesh the shapes we composited into the asesmbly
2929 // To mesh models, lets just grab the free shape root and execute on them
2930 for( Standard_Integer i = 1; i <= freeShapes.Length(); ++i )
2931 {
2932 TDF_Label label = freeShapes.Value( i );
2933 TopoDS_Shape shape;
2934 aShapeTool->GetShape( label, shape );
2935
2936 // These deflection values basically affect the accuracy of the mesh generated, a tighter
2937 // deflection will result in larger meshes
2938 // We could make this a tunable parameter, but for now fix it
2939 const Standard_Real linearDeflection = 0.14;
2940 const Standard_Real angularDeflection = DEG2RAD( 30.0 );
2941 BRepMesh_IncrementalMesh mesh( shape, linearDeflection, Standard_False, angularDeflection,
2942 Standard_True );
2943 }
2944
2945 return true;
2946}
2947
2948
2949bool STEP_PCB_MODEL::WriteGLTF( const wxString& aFileName )
2950{
2951 if( !isBoardOutlineValid() )
2952 {
2953 ReportMessage( wxString::Format( wxT( "No valid PCB assembly; cannot create output file "
2954 "'%s'.\n" ),
2955 aFileName ) );
2956 return false;
2957 }
2958
2959 m_outFmt = OUTPUT_FORMAT::FMT_OUT_GLTF;
2960
2961 performMeshing( m_assy );
2962
2963 wxFileName fn( aFileName );
2964
2965 const char* tmpGltfname = "$tempfile$.glb";
2966 RWGltf_CafWriter cafWriter( tmpGltfname, true );
2967
2968 cafWriter.SetTransformationFormat( RWGltf_WriterTrsfFormat_Compact );
2969 cafWriter.ChangeCoordinateSystemConverter().SetInputLengthUnit( 0.001 );
2970 cafWriter.ChangeCoordinateSystemConverter().SetInputCoordinateSystem(
2971 RWMesh_CoordinateSystem_Zup );
2972#if OCC_VERSION_HEX >= 0x070700
2973 cafWriter.SetParallel( true );
2974#endif
2975 TColStd_IndexedDataMapOfStringString metadata;
2976
2977 metadata.Add( TCollection_AsciiString( "pcb_name" ),
2978 TCollection_ExtendedString( fn.GetName().wc_str() ) );
2979 metadata.Add( TCollection_AsciiString( "source_pcb_file" ),
2980 TCollection_ExtendedString( fn.GetFullName().wc_str() ) );
2981 metadata.Add( TCollection_AsciiString( "generator" ),
2982 TCollection_AsciiString( wxString::Format( wxS( "KiCad %s" ), GetSemanticVersion() ).ToAscii() ) );
2983 metadata.Add( TCollection_AsciiString( "generated_at" ),
2984 TCollection_AsciiString( GetISO8601CurrentDateTime().ToAscii() ) );
2985
2986 bool success = true;
2987
2988 // Creates a temporary file with a ascii7 name, because writer does not know unicode filenames.
2989 wxString currCWD = wxGetCwd();
2990 wxString workCWD = fn.GetPath();
2991
2992 if( !workCWD.IsEmpty() )
2993 wxSetWorkingDirectory( workCWD );
2994
2995 success = cafWriter.Perform( m_doc, metadata, Message_ProgressRange() );
2996
2997 if( success )
2998 {
2999 // Preserve the permissions of the current file
3000 KIPLATFORM::IO::DuplicatePermissions( fn.GetFullPath(), tmpGltfname );
3001
3002 if( !wxRenameFile( tmpGltfname, fn.GetFullName(), true ) )
3003 {
3004 ReportMessage( wxString::Format( wxT( "Cannot rename temporary file '%s' to '%s'.\n" ),
3005 tmpGltfname, fn.GetFullName() ) );
3006 success = false;
3007 }
3008 }
3009
3010 wxSetWorkingDirectory( currCWD );
3011
3012 return success;
3013}
3014
3015
3016bool STEP_PCB_MODEL::WritePLY( const wxString& aFileName )
3017{
3018#if OCC_VERSION_HEX < 0x070700
3019#warning "PLY export is not supported before OCCT 7.7.0"
3020
3021 ReportMessage( wxT( "PLY export is not supported before OCCT 7.7.0\n" ) );
3022 return false;
3023#else
3024
3025 if( !isBoardOutlineValid() )
3026 {
3027 ReportMessage( wxString::Format( wxT( "No valid PCB assembly; cannot create output file "
3028 "'%s'.\n" ),
3029 aFileName ) );
3030 return false;
3031 }
3032
3033 m_outFmt = OUTPUT_FORMAT::FMT_OUT_PLY;
3034
3035 performMeshing( m_assy );
3036
3037 wxFileName fn( aFileName );
3038
3039 const char* tmpFname = "$tempfile$.ply";
3040 RWPly_CafWriter cafWriter( tmpFname );
3041
3042 cafWriter.SetFaceId( true ); // TODO: configurable SetPartId/SetFaceId
3043 cafWriter.ChangeCoordinateSystemConverter().SetInputLengthUnit( 0.001 );
3044 cafWriter.ChangeCoordinateSystemConverter().SetInputCoordinateSystem(
3045 RWMesh_CoordinateSystem_Zup );
3046
3047 TColStd_IndexedDataMapOfStringString metadata;
3048
3049 metadata.Add( TCollection_AsciiString( "pcb_name" ),
3050 TCollection_ExtendedString( fn.GetName().wc_str() ) );
3051 metadata.Add( TCollection_AsciiString( "source_pcb_file" ),
3052 TCollection_ExtendedString( fn.GetFullName().wc_str() ) );
3053 metadata.Add( TCollection_AsciiString( "generator" ),
3054 TCollection_AsciiString(
3055 wxString::Format( wxS( "KiCad %s" ), GetSemanticVersion() ).ToAscii() ) );
3056 metadata.Add( TCollection_AsciiString( "generated_at" ),
3057 TCollection_AsciiString( GetISO8601CurrentDateTime().ToAscii() ) );
3058
3059 bool success = true;
3060
3061 // Creates a temporary file with a ascii7 name, because writer does not know unicode filenames.
3062 wxString currCWD = wxGetCwd();
3063 wxString workCWD = fn.GetPath();
3064
3065 if( !workCWD.IsEmpty() )
3066 wxSetWorkingDirectory( workCWD );
3067
3068 success = cafWriter.Perform( m_doc, metadata, Message_ProgressRange() );
3069
3070 if( success )
3071 {
3072 // Preserve the permissions of the current file
3073 KIPLATFORM::IO::DuplicatePermissions( fn.GetFullPath(), tmpFname );
3074
3075 if( !wxRenameFile( tmpFname, fn.GetFullName(), true ) )
3076 {
3077 ReportMessage( wxString::Format( wxT( "Cannot rename temporary file '%s' to '%s'.\n" ),
3078 tmpFname, fn.GetFullName() ) );
3079 success = false;
3080 }
3081 }
3082
3083 wxSetWorkingDirectory( currCWD );
3084
3085 return success;
3086#endif
3087}
3088
3089
3090bool STEP_PCB_MODEL::WriteSTL( const wxString& aFileName )
3091{
3092 if( !isBoardOutlineValid() )
3093 {
3094 ReportMessage( wxString::Format( wxT( "No valid PCB assembly; cannot create output file "
3095 "'%s'.\n" ),
3096 aFileName ) );
3097 return false;
3098 }
3099
3100 m_outFmt = OUTPUT_FORMAT::FMT_OUT_STL;
3101
3102 performMeshing( m_assy );
3103
3104 wxFileName fn( aFileName );
3105
3106 const char* tmpFname = "$tempfile$.stl";
3107
3108 // Creates a temporary file with a ascii7 name, because writer does not know unicode filenames.
3109 wxString currCWD = wxGetCwd();
3110 wxString workCWD = fn.GetPath();
3111
3112 if( !workCWD.IsEmpty() )
3113 wxSetWorkingDirectory( workCWD );
3114
3115 bool success = StlAPI_Writer().Write( getOneShape( m_assy ), tmpFname );
3116
3117 if( success )
3118 {
3119 // Preserve the permissions of the current file
3120 KIPLATFORM::IO::DuplicatePermissions( fn.GetFullPath(), tmpFname );
3121
3122 if( !wxRenameFile( tmpFname, fn.GetFullName(), true ) )
3123 {
3124 ReportMessage( wxString::Format( wxT( "Cannot rename temporary file '%s' to '%s'.\n" ),
3125 tmpFname, fn.GetFullName() ) );
3126 success = false;
3127 }
3128 }
3129
3130 wxSetWorkingDirectory( currCWD );
3131
3132 return success;
3133}
name
const char * name
Definition: DXF_plotter.cpp:57
ERROR_INSIDE
@ ERROR_INSIDE
Definition: approximation.h:34
ARC_HIGH_DEF
constexpr int ARC_HIGH_DEF
Definition: base_units.h:120
pcbIUScale
constexpr EDA_IU_SCALE pcbIUScale
Definition: base_units.h:108
BITMAPS::up
@ up
BITMAPS::cut
@ cut
IsPrmSpecified
bool IsPrmSpecified(const wxString &aPrmValue)
Definition: board_stackup.cpp:868
board_stackup.h
BOARD_STACKUP_ITEM_TYPE
BOARD_STACKUP_ITEM_TYPE
Definition: board_stackup.h:43
BS_ITEM_TYPE_COPPER
@ BS_ITEM_TYPE_COPPER
Definition: board_stackup.h:45
BS_ITEM_TYPE_SILKSCREEN
@ BS_ITEM_TYPE_SILKSCREEN
Definition: board_stackup.h:51
BS_ITEM_TYPE_DIELECTRIC
@ BS_ITEM_TYPE_DIELECTRIC
Definition: board_stackup.h:46
BS_ITEM_TYPE_SOLDERMASK
@ BS_ITEM_TYPE_SOLDERMASK
Definition: board_stackup.h:49
GetSemanticVersion
wxString GetSemanticVersion()
Get the semantic version string for KiCad defined inside the KiCadVersion.cmake file in the variable ...
Definition: build_version.cpp:101
build_version.h
BOARD_CONNECTED_ITEM::GetShortNetname
const wxString & GetShortNetname() const
Definition: board_connected_item.cpp:142
BOARD_ITEM::GetY
int GetY() const
Definition: board_item.h:100
BOARD_ITEM::GetX
int GetX() const
Definition: board_item.h:94
BOARD_ITEM::GetParentFootprint
FOOTPRINT * GetParentFootprint() const
Definition: board_item.cpp:299
BOARD_STACKUP_ITEM
Manage one layer needed to make a physical board.
Definition: board_stackup.h:96
BOARD_STACKUP_ITEM::GetTypeName
wxString GetTypeName() const
Definition: board_stackup.h:164
BOARD_STACKUP_ITEM::GetSublayersCount
int GetSublayersCount() const
Definition: board_stackup.h:147
BOARD_STACKUP_ITEM::GetBrdLayerId
PCB_LAYER_ID GetBrdLayerId() const
Definition: board_stackup.h:162
BOARD_STACKUP_ITEM::GetThickness
int GetThickness(int aDielectricSubLayer=0) const
Definition: board_stackup.cpp:181
BOARD_STACKUP_ITEM::GetType
BOARD_STACKUP_ITEM_TYPE GetType() const
Definition: board_stackup.h:161
BOARD_STACKUP
Manage layers needed to make a physical board.
Definition: board_stackup.h:219
BOARD_STACKUP::GetList
const std::vector< BOARD_STACKUP_ITEM * > & GetList() const
Definition: board_stackup.h:234
BOX2::GetLeft
constexpr coord_type GetLeft() const
Definition: box2.h:228
BOX2::GetRight
constexpr coord_type GetRight() const
Definition: box2.h:217
BOX2::GetTop
constexpr coord_type GetTop() const
Definition: box2.h:229
BOX2::GetBottom
constexpr coord_type GetBottom() const
Definition: box2.h:222
EDA_ANGLE
Definition: eda_angle.h:37
FAB_LAYER_COLOR
Definition: stackup_predefined_prms.h:73
FOOTPRINT::GetReferenceAsString
wxString GetReferenceAsString() const
Definition: footprint.h:611
KIGFX::COLOR4D
A color representation with 4 components: red, green, blue, alpha.
Definition: color4d.h:104
KIGFX::COLOR4D::r
double r
Red component.
Definition: color4d.h:392
KIGFX::COLOR4D::g
double g
Green component.
Definition: color4d.h:393
KIGFX::COLOR4D::Darken
COLOR4D & Darken(double aFactor)
Makes the color darker by a given factor.
Definition: color4d.h:226
KIGFX::COLOR4D::a
double a
Alpha component.
Definition: color4d.h:395
KIGFX::COLOR4D::b
double b
Blue component.
Definition: color4d.h:394
LSET
LSET is a set of PCB_LAYER_IDs.
Definition: lset.h:36
LSET::Seq
LSEQ Seq(const LSEQ &aSequence) const
Return an LSEQ from the union of this LSET and a desired sequence.
Definition: lset.cpp:410
LSET::Contains
bool Contains(PCB_LAYER_ID aLayer) const
See if the layer set contains a PCB layer.
Definition: lset.h:60
PAD
Definition: pad.h:54
PAD::GetLayerSet
LSET GetLayerSet() const override
Return a std::bitset of all layers on which the item physically resides.
Definition: pad.h:439
PAD::FlashLayer
bool FlashLayer(int aLayer, bool aOnlyCheckIfPermitted=false) const
Check to see whether the pad should be flashed on the specific layer.
Definition: pad.cpp:340
PAD::IsOnLayer
bool IsOnLayer(PCB_LAYER_ID aLayer) const override
Test to see if this object is on the given layer.
Definition: pad.h:765
PAD::GetDrillSize
const VECTOR2I & GetDrillSize() const
Definition: pad.h:307
PAD::GetAttribute
PAD_ATTRIB GetAttribute() const
Definition: pad.h:442
PAD::GetNumber
const wxString & GetNumber() const
Definition: pad.h:134
PAD::TransformShapeToPolygon
void TransformShapeToPolygon(SHAPE_POLY_SET &aBuffer, PCB_LAYER_ID aLayer, int aClearance, int aMaxError, ERROR_LOC aErrorLoc=ERROR_INSIDE, bool ignoreLineWidth=false) const override
Convert the pad shape to a closed polygon.
Definition: pad.cpp:1873
PAD::GetEffectiveHoleShape
std::shared_ptr< SHAPE_SEGMENT > GetEffectiveHoleShape() const override
Return a SHAPE_SEGMENT object representing the pad's hole.
Definition: pad.cpp:545
SEG
Definition: seg.h:42
SEG::A
VECTOR2I A
Definition: seg.h:49
SEG::B
VECTOR2I B
Definition: seg.h:50
SHAPE_ARC
Definition: shape_arc.h:38
SHAPE_ARC::GetArcMid
const VECTOR2I & GetArcMid() const
Definition: shape_arc.h:116
SHAPE_ARC::GetP1
const VECTOR2I & GetP1() const
Definition: shape_arc.h:115
SHAPE_ARC::GetRadius
double GetRadius() const
Definition: shape_arc.cpp:554
SHAPE_ARC::GetP0
const VECTOR2I & GetP0() const
Definition: shape_arc.h:114
SHAPE_ARC::GetCenter
const VECTOR2I & GetCenter() const
Definition: shape_arc.cpp:523
SHAPE_LINE_CHAIN
Represent a polyline containing arcs as well as line segments: A chain of connected line and/or arc s...
Definition: shape_line_chain.h:83
SHAPE_LINE_CHAIN::Arc
const SHAPE_ARC & Arc(size_t aArc) const
Definition: shape_line_chain.h:841
SHAPE_LINE_CHAIN::IsClosed
bool IsClosed() const override
Definition: shape_line_chain.h:284
SHAPE_LINE_CHAIN::SetClosed
void SetClosed(bool aClosed)
Mark the line chain as closed (i.e.
Definition: shape_line_chain.h:275
SHAPE_LINE_CHAIN::PointCount
int PointCount() const
Return the number of points (vertices) in this line chain.
Definition: shape_line_chain.h:356
SHAPE_LINE_CHAIN::ArcIndex
ssize_t ArcIndex(size_t aSegment) const
Return the arc index for the given segment index.
Definition: shape_line_chain.h:833
SHAPE_LINE_CHAIN::Clear
void Clear()
Remove all points from the line chain.
Definition: shape_line_chain.h:261
SHAPE_LINE_CHAIN::Slice
const SHAPE_LINE_CHAIN Slice(int aStartIndex, int aEndIndex=-1) const
Return a subset of this line chain containing the [start_index, end_index] range of points.
Definition: shape_line_chain.cpp:1457
SHAPE_LINE_CHAIN::SelfIntersectingWithArcs
const std::optional< INTERSECTION > SelfIntersectingWithArcs() const
Check if the line chain is self-intersecting.
Definition: shape_line_chain.cpp:2101
SHAPE_LINE_CHAIN::NextShape
int NextShape(int aPointIndex) const
Return the vertex index of the next shape in the chain, or -1 if aPointIndex is the last shape.
Definition: shape_line_chain.cpp:1347
SHAPE_LINE_CHAIN::Append
void Append(int aX, int aY, bool aAllowDuplication=false)
Append a new point at the end of the line chain.
Definition: shape_line_chain.h:509
SHAPE_LINE_CHAIN::CPoint
const VECTOR2I & CPoint(int aIndex) const
Return a reference to a given point in the line chain.
Definition: shape_line_chain.h:407
SHAPE_LINE_CHAIN::GetSegmentCount
virtual size_t GetSegmentCount() const override
Definition: shape_line_chain.h:871
SHAPE_LINE_CHAIN::CSegment
const SEG CSegment(int aIndex) const
Return a constant copy of the aIndex segment in the line chain.
Definition: shape_line_chain.h:377
SHAPE_LINE_CHAIN::IsArcSegment
bool IsArcSegment(size_t aSegment) const
Definition: shape_line_chain.cpp:3056
SHAPE_LINE_CHAIN::RemoveShape
void RemoveShape(int aPointIndex)
Remove the shape at the given index from the line chain.
Definition: shape_line_chain.cpp:1425
SHAPE_LINE_CHAIN::IsArcStart
bool IsArcStart(size_t aIndex) const
Definition: shape_line_chain.cpp:3078
SHAPE_POLY_SET
Represent a set of closed polygons.
Definition: shape_poly_set.h:69
SHAPE_POLY_SET::PM_STRICTLY_SIMPLE
@ PM_STRICTLY_SIMPLE
Definition: shape_poly_set.h:1000
SHAPE_POLY_SET::IsEmpty
bool IsEmpty() const
Return true if the set is empty (no polygons at all)
Definition: shape_poly_set.h:1283
SHAPE_POLY_SET::Polygon
POLYGON & Polygon(int aIndex)
Return the aIndex-th subpolygon in the set.
Definition: shape_poly_set.h:760
SHAPE_POLY_SET::FullPointCount
int FullPointCount() const
Return the number of points in the shape poly set.
Definition: shape_poly_set.cpp:356
SHAPE_POLY_SET::Append
int Append(int x, int y, int aOutline=-1, int aHole=-1, bool aAllowDuplication=false)
Appends a vertex at the end of the given outline/hole (default: the last outline)
Definition: shape_poly_set.cpp:263
SHAPE_POLY_SET::POLYGON
std::vector< SHAPE_LINE_CHAIN > POLYGON
represents a single polygon outline with holes.
Definition: shape_poly_set.h:74
SHAPE_POLY_SET::Simplify
void Simplify(POLYGON_MODE aFastMode)
Simplify the polyset (merges overlapping polys, eliminates degeneracy/self-intersections) For aFastMo...
Definition: shape_poly_set.cpp:2108
SHAPE_POLY_SET::OutlineCount
int OutlineCount() const
Return the number of outlines in the set.
Definition: shape_poly_set.h:705
SHAPE_POLY_SET::CPolygon
const POLYGON & CPolygon(int aIndex) const
Definition: shape_poly_set.h:785
SHAPE_POLY_SET::CPolygons
const std::vector< POLYGON > & CPolygons() const
Definition: shape_poly_set.h:790
SHAPE_SEGMENT
Definition: shape_segment.h:38
SHAPE_SEGMENT::GetSeg
const SEG & GetSeg() const
Definition: shape_segment.h:128
SHAPE_SEGMENT::GetWidth
int GetWidth() const
Definition: shape_segment.h:138
STEP_PCB_MODEL::m_outFmt
OUTPUT_FORMAT m_outFmt
The current output format for created file.
Definition: step_pcb_model.h:286
STEP_PCB_MODEL::SetCopperColor
void SetCopperColor(double r, double g, double b)
Definition: step_pcb_model.cpp:1214
STEP_PCB_MODEL::isBoardOutlineValid
bool isBoardOutlineValid()
Definition: step_pcb_model.cpp:1237
STEP_PCB_MODEL::m_board_silkscreen
std::vector< TopoDS_Shape > m_board_silkscreen
Definition: step_pcb_model.h:274
STEP_PCB_MODEL::m_netFilter
wxString m_netFilter
Definition: step_pcb_model.h:258
STEP_PCB_MODEL::CreatePCB
bool CreatePCB(SHAPE_POLY_SET &aOutline, VECTOR2D aOrigin, bool aPushBoardBody)
Definition: step_pcb_model.cpp:1793
STEP_PCB_MODEL::MakeShapeAsThickSegment
bool MakeShapeAsThickSegment(TopoDS_Shape &aShape, VECTOR2D aStartPoint, VECTOR2D aEndPoint, double aWidth, double aThickness, double aZposition, const VECTOR2D &aOrigin)
Make a segment shape based on start and end point.
Definition: step_pcb_model.cpp:1243
STEP_PCB_MODEL::WritePLY
bool WritePLY(const wxString &aFileName)
Definition: step_pcb_model.cpp:3016
STEP_PCB_MODEL::m_board_copper_vias
std::vector< TopoDS_Shape > m_board_copper_vias
Definition: step_pcb_model.h:272
STEP_PCB_MODEL::AddComponent
bool AddComponent(const std::string &aFileName, const std::string &aRefDes, bool aBottom, VECTOR2D aPosition, double aRotation, VECTOR3D aOffset, VECTOR3D aOrientation, VECTOR3D aScale, bool aSubstituteModels=true)
Definition: step_pcb_model.cpp:1129
STEP_PCB_MODEL::m_fuseShapes
bool m_fuseShapes
Definition: step_pcb_model.h:248
STEP_PCB_MODEL::m_pcbName
wxString m_pcbName
Name of the PCB, which will most likely be the file name of the path.
Definition: step_pcb_model.h:281
STEP_PCB_MODEL::m_boardCutouts
std::vector< TopoDS_Shape > m_boardCutouts
Definition: step_pcb_model.h:266
STEP_PCB_MODEL::m_board_soldermask
std::vector< TopoDS_Shape > m_board_soldermask
Definition: step_pcb_model.h:275
STEP_PCB_MODEL::m_enabledLayers
LSET m_enabledLayers
Definition: step_pcb_model.h:257
STEP_PCB_MODEL::getBoardBodyZPlacement
void getBoardBodyZPlacement(double &aZPos, double &aThickness)
Definition: step_pcb_model.cpp:1081
STEP_PCB_MODEL::m_minx
double m_minx
Definition: step_pcb_model.h:260
STEP_PCB_MODEL::m_board_copper_fused
std::vector< TopoDS_Shape > m_board_copper_fused
Definition: step_pcb_model.h:273
STEP_PCB_MODEL::m_assy_label
TDF_Label m_assy_label
Definition: step_pcb_model.h:245
STEP_PCB_MODEL::m_board_copper
std::vector< TopoDS_Shape > m_board_copper
Definition: step_pcb_model.h:270
STEP_PCB_MODEL::SetFuseShapes
void SetFuseShapes(bool aValue)
Definition: step_pcb_model.cpp:1190
STEP_PCB_MODEL::WriteXAO
bool WriteXAO(const wxString &aFileName)
Definition: step_pcb_model.cpp:2283
STEP_PCB_MODEL::WriteGLTF
bool WriteGLTF(const wxString &aFileName)
Write the assembly in binary GLTF Format.
Definition: step_pcb_model.cpp:2949
STEP_PCB_MODEL::m_mergeOCCMaxDist
double m_mergeOCCMaxDist
Definition: step_pcb_model.h:261
STEP_PCB_MODEL::m_pcb_labels
std::vector< TDF_Label > m_pcb_labels
Definition: step_pcb_model.h:249
STEP_PCB_MODEL::AddHole
bool AddHole(const SHAPE_SEGMENT &aShape, int aPlatingThickness, PCB_LAYER_ID aLayerTop, PCB_LAYER_ID aLayerBot, bool aVia, const VECTOR2D &aOrigin)
Definition: step_pcb_model.cpp:905
STEP_PCB_MODEL::getLayerZPlacement
void getLayerZPlacement(const PCB_LAYER_ID aLayer, double &aZPos, double &aThickness)
Definition: step_pcb_model.cpp:982
STEP_PCB_MODEL::m_hasPCB
bool m_hasPCB
Definition: step_pcb_model.h:246
STEP_PCB_MODEL::STEP_PCB_MODEL
STEP_PCB_MODEL(const wxString &aPcbName)
Definition: step_pcb_model.cpp:759
STEP_PCB_MODEL::AddBarrel
bool AddBarrel(const SHAPE_SEGMENT &aShape, PCB_LAYER_ID aLayerTop, PCB_LAYER_ID aLayerBot, bool aVia, const VECTOR2D &aOrigin)
Definition: step_pcb_model.cpp:955
STEP_PCB_MODEL::m_board_outlines
std::vector< TopoDS_Shape > m_board_outlines
Definition: step_pcb_model.h:269
STEP_PCB_MODEL::SetSimplifyShapes
void SetSimplifyShapes(bool aValue)
Definition: step_pcb_model.cpp:1196
STEP_PCB_MODEL::m_precision
double m_precision
Definition: step_pcb_model.h:252
STEP_PCB_MODEL::m_maxError
int m_maxError
Definition: step_pcb_model.h:283
STEP_PCB_MODEL::readVRML
bool readVRML(Handle(TDocStd_Document) &aDoc, const char *aFname)
Definition: step_pcb_model.cpp:2859
STEP_PCB_MODEL::SetPadColor
void SetPadColor(double r, double g, double b)
Definition: step_pcb_model.cpp:1222
STEP_PCB_MODEL::m_angleprec
double m_angleprec
Definition: step_pcb_model.h:253
STEP_PCB_MODEL::SetEnabledLayers
void SetEnabledLayers(const LSET &aLayers)
Definition: step_pcb_model.cpp:1184
STEP_PCB_MODEL::performMeshing
bool performMeshing(Handle(XCAFDoc_ShapeTool) &aShapeTool)
Definition: step_pcb_model.cpp:2921
STEP_PCB_MODEL::readSTEP
bool readSTEP(Handle(TDocStd_Document) &aDoc, const char *aFname)
Definition: step_pcb_model.cpp:2817
STEP_PCB_MODEL::Handle
Handle(XCAFApp_Application) m_app
STEP_PCB_MODEL::getModelLocation
bool getModelLocation(bool aBottom, VECTOR2D aPosition, double aRotation, VECTOR3D aOffset, VECTOR3D aOrientation, TopLoc_Location &aLocation)
Definition: step_pcb_model.cpp:2702
STEP_PCB_MODEL::~STEP_PCB_MODEL
virtual ~STEP_PCB_MODEL()
Definition: step_pcb_model.cpp:779
STEP_PCB_MODEL::m_copperColor
double m_copperColor[3]
Definition: step_pcb_model.h:254
STEP_PCB_MODEL::WriteSTL
bool WriteSTL(const wxString &aFileName)
Definition: step_pcb_model.cpp:3090
STEP_PCB_MODEL::SetStackup
void SetStackup(const BOARD_STACKUP &aStackup)
Definition: step_pcb_model.cpp:1202
STEP_PCB_MODEL::SetNetFilter
void SetNetFilter(const wxString &aFilter)
Definition: step_pcb_model.cpp:1208
STEP_PCB_MODEL::m_padColor
double m_padColor[3]
Definition: step_pcb_model.h:255
STEP_PCB_MODEL::AddPadShape
bool AddPadShape(const PAD *aPad, const VECTOR2D &aOrigin, bool aVia)
Definition: step_pcb_model.cpp:786
STEP_PCB_MODEL::MakeShapes
bool MakeShapes(std::vector< TopoDS_Shape > &aShapes, const SHAPE_POLY_SET &aPolySet, bool aConvertToArcs, double aThickness, double aZposition, const VECTOR2D &aOrigin)
Convert a SHAPE_POLY_SET to TopoDS_Shape's (polygonal vertical prisms, or flat faces)
Definition: step_pcb_model.cpp:1554
STEP_PCB_MODEL::getModelLabel
bool getModelLabel(const std::string &aFileNameUTF8, VECTOR3D aScale, TDF_Label &aLabel, bool aSubstituteModels, wxString *aErrorMessage=nullptr)
Load a 3D model data.
Definition: step_pcb_model.cpp:2460
STEP_PCB_MODEL::readIGES
bool readIGES(Handle(TDocStd_Document) &aDoc, const char *aFname)
Definition: step_pcb_model.cpp:2774
STEP_PCB_MODEL::m_components
int m_components
Definition: step_pcb_model.h:251
STEP_PCB_MODEL::AddPolygonShapes
bool AddPolygonShapes(const SHAPE_POLY_SET *aPolyShapes, PCB_LAYER_ID aLayer, const VECTOR2D &aOrigin)
Definition: step_pcb_model.cpp:1097
STEP_PCB_MODEL::m_simplifyShapes
bool m_simplifyShapes
Definition: step_pcb_model.h:247
STEP_PCB_MODEL::WriteSTEP
bool WriteSTEP(const wxString &aFileName, bool aOptimize)
Definition: step_pcb_model.cpp:2169
STEP_PCB_MODEL::m_copperCutouts
std::vector< TopoDS_Shape > m_copperCutouts
Definition: step_pcb_model.h:265
STEP_PCB_MODEL::m_board_copper_pads
std::vector< TopoDS_Shape > m_board_copper_pads
Definition: step_pcb_model.h:271
STEP_PCB_MODEL::m_pad_points
std::map< wxString, std::pair< gp_Pnt, TopoDS_Shape > > m_pad_points
Definition: step_pcb_model.h:278
STEP_PCB_MODEL::m_models
MODEL_MAP m_models
Definition: step_pcb_model.h:250
STEP_PCB_MODEL::getCopperLayerZPlacement
void getCopperLayerZPlacement(const PCB_LAYER_ID aLayer, double &aZPos, double &aThickness)
Definition: step_pcb_model.cpp:1022
STEP_PCB_MODEL::transferModel
TDF_Label transferModel(Handle(TDocStd_Document)&source, Handle(TDocStd_Document) &dest, VECTOR3D aScale)
Definition: step_pcb_model.cpp:2878
STEP_PCB_MODEL::OCCSetMergeMaxDistance
void OCCSetMergeMaxDistance(double aDistance=OCC_MAX_DISTANCE_TO_MERGE_POINTS)
Definition: step_pcb_model.cpp:1230
STEP_PCB_MODEL::m_stackup
BOARD_STACKUP m_stackup
Definition: step_pcb_model.h:256
STEP_PCB_MODEL::WriteBREP
bool WriteBREP(const wxString &aFileName)
Definition: step_pcb_model.cpp:2250
UNITS_PROVIDER
Definition: units_provider.h:35
VECTOR2::EuclideanNorm
T EuclideanNorm() const
Compute the Euclidean norm of the vector, which is defined as sqrt(x ** 2 + y ** 2).
Definition: vector2d.h:283
VECTOR3::y
T y
Definition: vector3.h:64
VECTOR3::z
T z
Definition: vector3.h:65
VECTOR3::x
T x
Definition: vector3.h:63
_HKI
#define _HKI(x)
Definition: dialog_page_settings.cpp:60
_
#define _(s)
Definition: eda_3d_actions.cpp:35
ANGLE_360
static constexpr EDA_ANGLE ANGLE_360
Definition: eda_angle.h:407
EDA_UNITS::MILLIMETRES
@ MILLIMETRES
ReportMessage
void ReportMessage(const wxString &aMessage)
Definition: exporter_step.cpp:63
LayerName
wxString LayerName(int aLayer)
Returns the default display name for a given layer.
Definition: layer_id.cpp:31
IsFrontLayer
bool IsFrontLayer(PCB_LAYER_ID aLayerId)
Layer classification: check if it's a front layer.
Definition: layer_ids.h:621
IsBackLayer
bool IsBackLayer(PCB_LAYER_ID aLayerId)
Layer classification: check if it's a back layer.
Definition: layer_ids.h:644
IsCopperLayer
bool IsCopperLayer(int aLayerId)
Tests whether a layer is a copper layer.
Definition: layer_ids.h:531
PCB_LAYER_ID
PCB_LAYER_ID
A quick note on layer IDs:
Definition: layer_ids.h:60
B_Mask
@ B_Mask
Definition: layer_ids.h:98
B_Cu
@ B_Cu
Definition: layer_ids.h:65
F_Mask
@ F_Mask
Definition: layer_ids.h:97
F_SilkS
@ F_SilkS
Definition: layer_ids.h:100
B_SilkS
@ B_SilkS
Definition: layer_ids.h:101
F_Cu
@ F_Cu
Definition: layer_ids.h:64
macros.h
This file contains miscellaneous commonly used macros and functions.
KIPLATFORM::IO::DuplicatePermissions
bool DuplicatePermissions(const wxString &aSrc, const wxString &aDest)
Duplicates the file security data from one file to another ensuring that they are the same between bo...
Definition: unix/io.cpp:40
std::abs
EDA_ANGLE abs(const EDA_ANGLE &aAngle)
Definition: eda_angle.h:390
pcb_track.h
USER_PREC
#define USER_PREC
Definition: pcbnew_utils_3d.cpp:59
addSegment
static bool addSegment(VRML_LAYER &model, IDF_SEGMENT *seg, int icont, int iseg)
Definition: s3d_plugin_idf.cpp:407
shape_circle.h
shape_segment.h
GetStandardColors
const std::vector< FAB_LAYER_COLOR > & GetStandardColors(BOARD_STACKUP_ITEM_TYPE aType)
Definition: stackup_predefined_prms.cpp:98
stackup_predefined_prms.h
NotSpecifiedPrm
wxString NotSpecifiedPrm()
Definition: stackup_predefined_prms.h:51
KEY_PREPREG
#define KEY_PREPREG
Definition: stackup_predefined_prms.h:45
KEY_CORE
#define KEY_CORE
Definition: stackup_predefined_prms.h:44
MODEL3D_FORMAT_TYPE
MODEL3D_FORMAT_TYPE
Definition: step_pcb_model.cpp:137
FMT_STEP
@ FMT_STEP
Definition: step_pcb_model.cpp:139
FMT_IGES
@ FMT_IGES
Definition: step_pcb_model.cpp:141
FMT_IDF
@ FMT_IDF
Definition: step_pcb_model.cpp:143
FMT_WRZ
@ FMT_WRZ
Definition: step_pcb_model.cpp:145
FMT_STEPZ
@ FMT_STEPZ
Definition: step_pcb_model.cpp:140
FMT_NONE
@ FMT_NONE
Definition: step_pcb_model.cpp:138
FMT_WRL
@ FMT_WRL
Definition: step_pcb_model.cpp:144
FMT_EMN
@ FMT_EMN
Definition: step_pcb_model.cpp:142
colorFromStackup
static bool colorFromStackup(BOARD_STACKUP_ITEM_TYPE aType, const wxString &aColorStr, COLOR4D &aColorOut)
Definition: step_pcb_model.cpp:1761
makeCompound
static TopoDS_Compound makeCompound(auto &aInputShapes)
Definition: step_pcb_model.cpp:691
prefixNames
static Standard_Boolean prefixNames(const TDF_Label &aLabel, const TCollection_ExtendedString &aPrefix)
Definition: step_pcb_model.cpp:720
APPROX_DBG
#define APPROX_DBG(stmt)
Definition: step_pcb_model.cpp:260
rescaleShapes
static Standard_Boolean rescaleShapes(const TDF_Label &theLabel, const gp_XYZ &aScale)
Definition: step_pcb_model.cpp:520
BOARD_OFFSET
static constexpr double BOARD_OFFSET
Definition: step_pcb_model.cpp:133
formatBBox
static wxString formatBBox(const BOX2I &aBBox)
Definition: step_pcb_model.cpp:1379
fuseShapes
static bool fuseShapes(auto &aInputShapes, TopoDS_Shape &aOutShape)
Definition: step_pcb_model.cpp:625
s_soldermaskColors
static std::vector< FAB_LAYER_COLOR > s_soldermaskColors
Definition: step_pcb_model.cpp:1748
fuseShapesOrCompound
static TopoDS_Shape fuseShapesOrCompound(TopTools_ListOfShape &aInputShapes)
Definition: step_pcb_model.cpp:705
fileType
MODEL3D_FORMAT_TYPE fileType(const char *aFileName)
Definition: step_pcb_model.cpp:149
makeWireFromChain
static bool makeWireFromChain(BRepLib_MakeWire &aMkWire, const SHAPE_LINE_CHAIN &aChain, double aMergeOCCMaxDist, double aZposition, const VECTOR2D &aOrigin)
Definition: step_pcb_model.cpp:1393
CircleCenterFrom3Points
static VECTOR2D CircleCenterFrom3Points(const VECTOR2D &p1, const VECTOR2D &p2, const VECTOR2D &p3)
Definition: step_pcb_model.cpp:238
approximateLineChainWithArcs
static SHAPE_LINE_CHAIN approximateLineChainWithArcs(const SHAPE_LINE_CHAIN &aSrc)
Definition: step_pcb_model.cpp:263
USER_ANGLE_PREC
static constexpr double USER_ANGLE_PREC
Definition: step_pcb_model.cpp:130
USER_PREC
static constexpr double USER_PREC
Definition: step_pcb_model.cpp:129
getOneShape
static TopoDS_Shape getOneShape(Handle(XCAFDoc_ShapeTool) aShapeTool)
Definition: step_pcb_model.cpp:487
step_pcb_model.h
OCC_MAX_DISTANCE_TO_MERGE_POINTS
static constexpr double OCC_MAX_DISTANCE_TO_MERGE_POINTS
Default distance between points to treat them as separate ones (mm) 0.001 mm or less is a reasonable ...
Definition: step_pcb_model.h:51
MODEL_DATUM
std::pair< std::string, TDF_Label > MODEL_DATUM
Definition: step_pcb_model.h:73
ARC_TO_SEGMENT_MAX_ERROR_MM
static constexpr double ARC_TO_SEGMENT_MAX_ERROR_MM
Definition: step_pcb_model.h:65
ReportMessage
void ReportMessage(const wxString &aMessage)
Definition: exporter_step.cpp:63
CLOSE_STREAM
#define CLOSE_STREAM(var)
Definition: streamwrapper.h:115
OPEN_ISTREAM
#define OPEN_ISTREAM(var, name)
Definition: streamwrapper.h:107
GetISO8601CurrentDateTime
wxString GetISO8601CurrentDateTime()
Definition: string_utils.cpp:786
string_utils.h
TO_UTF8
#define TO_UTF8(wxstring)
Convert a wxString to a UTF8 encoded C string for all wxWidgets build modes.
Definition: string_utils.h:398
EDA_IU_SCALE::IUTomm
constexpr double IUTomm(int iu) const
Definition: base_units.h:86
EDA_IU_SCALE::mmToIU
constexpr int mmToIU(double mm) const
Definition: base_units.h:88
RotatePoint
void RotatePoint(int *pX, int *pY, const EDA_ANGLE &aAngle)
Calculate the new point of coord coord pX, pY, for a rotation center 0, 0.
Definition: trigo.cpp:229
DEG2RAD
double DEG2RAD(double deg)
Definition: trigo.h:166
VECTOR2I
VECTOR2< int32_t > VECTOR2I
Definition: vector2d.h:691
VECTOR3D
VECTOR3< double > VECTOR3D
Definition: vector3.h:214