From b0e2aeb972f4f683d79004ca5c250e196bbd117a Mon Sep 17 00:00:00 2001
From: Jeff Young <jeff@rokeby.ie>
Date: Fri, 9 Sep 2022 21:41:31 +0100
Subject: [PATCH] Apply the same accuracy band to connectivity as we use for
 hittesting.

Fixes https://gitlab.com/kicad/code/kicad/issues/10745

(cherry picked from commit 9cf3c529d32d37267e143afffc48cf9dd7f3fd23)
---
 pcbnew/tools/edit_tool.cpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/pcbnew/tools/edit_tool.cpp b/pcbnew/tools/edit_tool.cpp
index 2788ae2383..ca3640ec91 100644
--- a/pcbnew/tools/edit_tool.cpp
+++ b/pcbnew/tools/edit_tool.cpp
@@ -313,10 +313,12 @@ int EDIT_TOOL::Drag( const TOOL_EVENT& aEvent )
                     std::shared_ptr<CONNECTIVITY_DATA> c = board->GetConnectivity();
                     std::vector<BOARD_CONNECTED_ITEM*> cItems;
 
+                    int accuracy = KiROUND( 5 * aCollector.GetGuide()->OnePixelInIU() );
+
                     if( vias.size() == 1 )
                     {
                         cItems = c->GetConnectedItemsAtAnchor( vias[0], aPt, trackTypes,
-                                                               vias[0]->GetWidth() / 2 );
+                                                               vias[0]->GetWidth() / 2 + accuracy );
 
                         if( alg::contains( cItems, tracks[0] )
                                 && alg::contains( cItems, tracks[1] ) )
@@ -328,7 +330,7 @@ int EDIT_TOOL::Drag( const TOOL_EVENT& aEvent )
                     else if( vias.size() == 0 )
                     {
                         cItems = c->GetConnectedItemsAtAnchor( tracks[0], aPt, trackTypes,
-                                                               tracks[0]->GetWidth() / 2 );
+                                                               tracks[0]->GetWidth() / 2 + accuracy );
 
                         if( alg::contains( cItems, tracks[1] ) )
                             aCollector.Remove( tracks[1] );