Fix crash when attempting to tune discontinuous lines
Also correctly find the tuning path through arcs https://gitlab.com/kicad/code/kicad/-/issues/8131
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235688e459
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@ -250,22 +250,29 @@ const ITEM_SET TOPOLOGY::AssembleTrivialPath( ITEM* aStart,
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{
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ITEM_SET path;
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std::set<ITEM*> visited;
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SEGMENT* seg;
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VIA* via;
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LINKED_ITEM* seg = nullptr;
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seg = dyn_cast<SEGMENT*>( aStart );
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if(!seg && (via = dyn_cast<VIA*>( aStart ) ) )
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if( aStart->Kind() == ITEM::VIA_T )
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{
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JOINT *jt = m_world->FindJoint( via->Pos(), via );
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VIA* via = static_cast<VIA*>( aStart );
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JOINT* jt = m_world->FindJoint( via->Pos(), via );
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if( !jt->IsNonFanoutVia() )
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return ITEM_SET();
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for( const auto& entry : jt->Links().Items() )
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if( ( seg = dyn_cast<SEGMENT*>( entry.item ) ) )
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for( const ITEM_SET::ENTRY& entry : jt->Links().Items() )
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{
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if( entry.item->OfKind( ITEM::SEGMENT_T | ITEM::ARC_T ) )
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{
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seg = static_cast<LINKED_ITEM*>( entry.item );
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break;
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}
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}
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}
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else if( aStart->OfKind( ITEM::SEGMENT_T | ITEM::ARC_T ) )
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{
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seg = static_cast<LINKED_ITEM*>( aStart );
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}
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if( !seg )
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return ITEM_SET();
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@ -298,7 +305,10 @@ const ITEM_SET TOPOLOGY::AssembleTuningPath( ITEM* aStart, SOLID** aStartPad, SO
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PAD* padA = nullptr;
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PAD* padB = nullptr;
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for( ITEM* item : joints.first->LinkList() )
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auto getPadFromJoint =
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[]( JOINT* aJoint, PAD** aTargetPad, SOLID** aTargetSolid )
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{
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for( ITEM* item : aJoint->LinkList() )
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{
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if( item->OfKind( ITEM::SOLID_T ) )
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{
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@ -306,33 +316,25 @@ const ITEM_SET TOPOLOGY::AssembleTuningPath( ITEM* aStart, SOLID** aStartPad, SO
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if( bi->Type() == PCB_PAD_T )
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{
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padA = static_cast<PAD*>( bi );
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*aTargetPad = static_cast<PAD*>( bi );
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if( aStartPad )
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*aStartPad = static_cast<SOLID*>( item );
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if( aTargetSolid )
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*aTargetSolid = static_cast<SOLID*>( item );
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}
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break;
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}
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}
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};
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for( ITEM* item : joints.second->LinkList() )
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{
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if( item->OfKind( ITEM::SOLID_T ) )
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{
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BOARD_ITEM* bi = static_cast<SOLID*>( item )->Parent();
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if( joints.first )
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getPadFromJoint( joints.first, &padA, aStartPad );
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if( bi->Type() == PCB_PAD_T )
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{
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padB = static_cast<PAD*>( bi );
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if( joints.second )
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getPadFromJoint( joints.second, &padB, aEndPad );
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if( aEndPad )
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*aEndPad = static_cast<SOLID*>( item );
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}
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break;
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}
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}
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if( !padA && !padB )
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return initialPath;
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auto clipLineToPad =
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[]( SHAPE_LINE_CHAIN& aLine, PAD* aPad, bool aForward = true )
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