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Net Inspector: Handle via layers 

Rather than measuring the total via height, measure from the entry to
exit track height to get a more accurate distance

(cherry picked from commit 57de5a6b65)
This commit is contained in:
Seth Hillbrand 2022-08-01 20:22:13 -07:00
parent e0b3f6c258
commit e4ca2408d4
1 changed files with 26 additions and 5 deletions
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31
pcbnew/dialogs/dialog_net_inspector.cpp
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@ -1376,14 +1376,35 @@ void DIALOG_NET_INSPECTOR::updateNet( NETINFO_ITEM* aNet )
unsigned int DIALOG_NET_INSPECTOR::calculateViaLength( const PCB_TRACK* aTrack ) const
{
const PCB_VIA& via = dynamic_cast<const PCB_VIA&>( *aTrack );
const PCB_VIA* via = dynamic_cast<const PCB_VIA*>( aTrack );
BOARD_DESIGN_SETTINGS& bds = m_brd->GetDesignSettings();
// calculate the via length individually from the board stackup and via's start and end layer.
if( bds.m_HasStackup )
{
static std::vector<KICAD_T> connectedTypes = { PCB_TRACE_T, PCB_ARC_T, PCB_PAD_T };
PCB_LAYER_ID top_layer = UNDEFINED_LAYER;
PCB_LAYER_ID bottom_layer = UNDEFINED_LAYER;
for( int layer = via->TopLayer(); layer <= via->BottomLayer(); ++layer )
{
if( m_brd->GetConnectivity()->IsConnectedOnLayer( via, layer, connectedTypes, true ) )
{
if( top_layer == UNDEFINED_LAYER )
top_layer = PCB_LAYER_ID( layer );
else
bottom_layer = PCB_LAYER_ID( layer );
}
}
if( top_layer == UNDEFINED_LAYER )
top_layer = via->TopLayer();
if( bottom_layer == UNDEFINED_LAYER )
bottom_layer = via->BottomLayer();
const BOARD_STACKUP& stackup = bds.GetStackupDescriptor();
return stackup.GetLayerDistance( via.TopLayer(), via.BottomLayer() );
return stackup.GetLayerDistance( top_layer, bottom_layer );
}
else
{
@ -1392,12 +1413,12 @@ unsigned int DIALOG_NET_INSPECTOR::calculateViaLength( const PCB_TRACK* aTrack )
int layerThickness = bds.GetBoardThickness() / dielectricLayers;
int effectiveBottomLayer;
if( via.BottomLayer() == B_Cu )
if( via->BottomLayer() == B_Cu )
effectiveBottomLayer = F_Cu + dielectricLayers;
else
effectiveBottomLayer = via.BottomLayer();
effectiveBottomLayer = via->BottomLayer();
int layerCount = effectiveBottomLayer - via.TopLayer();
int layerCount = effectiveBottomLayer - via->TopLayer();
return layerCount * layerThickness;
}