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Allow a single net collision with a free pad.

This commit is contained in:
Jeff Young 2022-09-05 18:22:11 +01:00
parent 16b4f96405
commit 3534cfbba8
2 changed files with 34 additions and 11 deletions
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19
pcbnew/drc/drc_test_provider_copper_clearance.cpp
View File

@ -414,6 +414,7 @@ void DRC_TEST_PROVIDER_COPPER_CLEARANCE::testTrackClearances()
reportAux( wxT( "Testing %d tracks & vias..." ), m_board->Tracks().size() );
std::map<BOARD_ITEM*, int> freePadsUsageMap;
std::unordered_map<PTR_PTR_CACHE_KEY, LSET> checkedPairs;
for( PCB_TRACK* track : m_board->Tracks() )
@ -457,6 +458,24 @@ void DRC_TEST_PROVIDER_COPPER_CLEARANCE::testTrackClearances()
// Visitor:
[&]( BOARD_ITEM* other ) -> bool
{
if( other->Type() == PCB_PAD_T && static_cast<PAD*>( other )->IsFreePad() )
{
if( other->GetEffectiveShape( layer )->Collide( trackShape.get() ) )
{
auto it = freePadsUsageMap.find( other );
if( it == freePadsUsageMap.end() )
{
freePadsUsageMap[ other ] = track->GetNetCode();
return false;
}
else if( it->second == track->GetNetCode() )
{
return false;
}
}
}
return testTrackAgainstItem( track, trackShape.get(), layer, other );
},
m_board->m_DRCMaxClearance );

26
pcbnew/drc/drc_test_provider_solder_mask.cpp
View File

@ -296,17 +296,6 @@ void DRC_TEST_PROVIDER_SOLDER_MASK::testSilkToMaskClearance()
}
bool isMaskAperture( BOARD_ITEM* aItem )
{
static const LSET saved( 2, F_Mask, B_Mask );
LSET maskLayers = aItem->GetLayerSet() & saved;
LSET otherLayers = aItem->GetLayerSet() & ~saved;
return maskLayers.count() > 0 && otherLayers.count() == 0;
}
bool isNullAperture( BOARD_ITEM* aItem )
{
if( aItem->Type() == PCB_PAD_T )
@ -329,6 +318,21 @@ bool isNullAperture( BOARD_ITEM* aItem )
// Simple mask apertures aren't associated with copper items, so they only constitute a bridge
// when they expose other copper items having at least two distinct nets. We use a map to record
// the first net exposed by each mask aperture (on each copper layer).
//
// Note that this algorithm is also used for free pads.
bool isMaskAperture( BOARD_ITEM* aItem )
{
if( aItem->Type() == PCB_PAD_T && static_cast<PAD*>( aItem )->IsFreePad() )
return true;
static const LSET saved( 2, F_Mask, B_Mask );
LSET maskLayers = aItem->GetLayerSet() & saved;
LSET otherLayers = aItem->GetLayerSet() & ~saved;
return maskLayers.count() > 0 && otherLayers.count() == 0;
}
bool DRC_TEST_PROVIDER_SOLDER_MASK::checkMaskAperture( BOARD_ITEM* aMaskItem, BOARD_ITEM* aTestItem,
PCB_LAYER_ID aTestLayer, int aTestNet,