PNS: correctly snap to offset pads

pcbnew/ratsnest_data.cpp

@@ -385,7 +385,7 @@ void RN_NET::Update()
 
 void RN_NET::AddItem( const D_PAD* aPad )
 {
-    RN_NODE_PTR node = m_links.AddNode( aPad->ShapePos().x, aPad->ShapePos().y );
+    RN_NODE_PTR node = m_links.AddNode( aPad->GetPosition().x, aPad->GetPosition().y );
     node->AddParent( aPad );
     m_pads[aPad] = node;
 

pcbnew/router/pns_optimizer.cpp

@@ -27,6 +27,7 @@
 #include "pns_line.h"
 #include "pns_diff_pair.h"
 #include "pns_node.h"
+#include "pns_solid.h"
 #include "pns_optimizer.h"
 #include "pns_utils.h"
 #include "pns_router.h"
@@ -831,6 +832,13 @@ int PNS_OPTIMIZER::smartPadsSingle( PNS_LINE* aLine, PNS_ITEM* aPad, bool aEnd,
     typedef std::pair<int, SHAPE_LINE_CHAIN> RtVariant;
     std::vector<RtVariant> variants;
 
+    PNS_SOLID* solid = dyn_cast<PNS_SOLID*>( aPad );
+
+    // don't do auto-neckdown for offset pads
+    if( solid && solid->Offset() != VECTOR2I( 0, 0 ) )
+        return -1;
+
+
     BREAKOUT_LIST breakouts = computeBreakouts( aLine->Width(), aPad, true );
 
     SHAPE_LINE_CHAIN line = ( aEnd ? aLine->CLine().Reverse() : aLine->CLine() );

pcbnew/router/pns_router.cpp

@@ -199,11 +199,15 @@ PNS_ITEM* PNS_ROUTER::syncPad( D_PAD* aPad )
 
     wxPoint wx_c = aPad->ShapePos();
     wxSize  wx_sz = aPad->GetSize();
+    wxPoint offset = aPad->GetOffset();
 
     VECTOR2I c( wx_c.x, wx_c.y );
     VECTOR2I sz( wx_sz.x, wx_sz.y );
 
-    solid->SetPos( c );
+    RotatePoint( &offset, aPad->GetOrientation() );
+
+    solid->SetPos( VECTOR2I( c.x - offset.x, c.y - offset.y ) );
+    solid->SetOffset ( VECTOR2I ( offset.x, offset.y ) );
 
     double orient = aPad->GetOrientation() / 10.0;
 

pcbnew/router/pns_solid.h

@@ -88,9 +88,20 @@ public:
         return 1;
     }
 
+    VECTOR2I Offset() const
+    {
+        return m_offset;
+    }
+
+    void SetOffset( const VECTOR2I& aOffset )
+    {
+        m_offset = aOffset;
+    }
+
 private:
     VECTOR2I    m_pos;
     SHAPE*      m_shape;
+    VECTOR2I    m_offset;
 };
 
 #endif