From aaf3142e9aee3e820b5ba4a4a2d3d89ab4a6b8d8 Mon Sep 17 00:00:00 2001
From: Jon Evans <jon@craftyjon.com>
Date: Sat, 18 May 2024 13:12:01 -0400
Subject: [PATCH] Fix broken hit test for arcs in via placer

Fixes https://gitlab.com/kicad/code/kicad/-/issues/17844
---
 pcbnew/tools/drawing_tool.cpp | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/pcbnew/tools/drawing_tool.cpp b/pcbnew/tools/drawing_tool.cpp
index bd47b8e49b..252d167b4c 100644
--- a/pcbnew/tools/drawing_tool.cpp
+++ b/pcbnew/tools/drawing_tool.cpp
@@ -3079,7 +3079,7 @@ int DRAWING_TOOL::DrawVia( const TOOL_EVENT& aEvent )
                 if( !( item->GetLayerSet() & lset ).any() )
                     continue;
 
-                if( item->Type() == PCB_TRACE_T || item->Type() == PCB_ARC_T )
+                if( item->Type() == PCB_TRACE_T )
                 {
                     PCB_TRACK* track = static_cast<PCB_TRACK*>( item );
 
@@ -3089,6 +3089,13 @@ int DRAWING_TOOL::DrawVia( const TOOL_EVENT& aEvent )
                         possible_tracks.push_back( track );
                     }
                 }
+                else if( item->Type() == PCB_ARC_T )
+                {
+                    PCB_ARC* arc = static_cast<PCB_ARC*>( item );
+
+                    if( arc->HitTest( position, aVia->GetWidth() / 2 ) )
+                        possible_tracks.push_back( arc );
+                }
             }
 
             PCB_TRACK* return_track = nullptr;