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Report collisions of items with nets as SHORTING, not CLEARANCE. 

Fixes https://gitlab.com/kicad/code/kicad/issues/14312
This commit is contained in:
Jeff Young 2023-04-02 21:07:14 +01:00
parent 77639a540b
commit fd07f50c44
1 changed files with 57 additions and 17 deletions
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74
pcbnew/drc/drc_test_provider_copper_clearance.cpp
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@ -186,12 +186,17 @@ bool DRC_TEST_PROVIDER_COPPER_CLEARANCE::testTrackAgainstItem( PCB_TRACK* track,
BOARD_ITEM* other )
{
bool testClearance = !m_drcEngine->IsErrorLimitExceeded( DRCE_CLEARANCE );
bool testShorting = !m_drcEngine->IsErrorLimitExceeded( DRCE_SHORTING_ITEMS );
bool testHoles = !m_drcEngine->IsErrorLimitExceeded( DRCE_HOLE_CLEARANCE );
DRC_CONSTRAINT constraint;
int clearance = -1;
int actual;
VECTOR2I pos;
bool has_error = false;
int otherNet = 0;
if( BOARD_CONNECTED_ITEM* connectedItem = dynamic_cast<BOARD_CONNECTED_ITEM*>( other ) )
otherNet = connectedItem->GetNetCode();
std::shared_ptr<SHAPE> otherShape = other->GetEffectiveShape( layer );
@ -200,10 +205,10 @@ bool DRC_TEST_PROVIDER_COPPER_CLEARANCE::testTrackAgainstItem( PCB_TRACK* track,
PAD* pad = static_cast<PAD*>( other );
if( pad->GetAttribute() == PAD_ATTRIB::NPTH && !pad->FlashLayer( layer ) )
testClearance = false;
testClearance = testShorting = false;
}
if( testClearance )
if( testClearance || testShorting )
{
constraint = m_drcEngine->EvalRules( CLEARANCE_CONSTRAINT, track, other, layer );
clearance = constraint.GetValue().Min();
@ -236,7 +241,25 @@ bool DRC_TEST_PROVIDER_COPPER_CLEARANCE::testTrackAgainstItem( PCB_TRACK* track,
// Collision occurred as track was entering a pad marked as a net-tie. We
// allow these.
}
else
else if( actual == 0 && otherNet && testShorting )
{
std::shared_ptr<DRC_ITEM> drce = DRC_ITEM::Create( DRCE_SHORTING_ITEMS );
wxString msg;
msg.Printf( _( "(nets %s and %s)" ),
track->GetNetname(),
static_cast<BOARD_CONNECTED_ITEM*>( other )->GetNetname() );
drce->SetErrorMessage( drce->GetErrorText() + wxS( " " ) + msg );
drce->SetItems( track, other );
reportViolation( drce, pos, layer );
has_error = true;
if( !m_drcEngine->GetReportAllTrackErrors() )
return false;
}
else if( testClearance )
{
std::shared_ptr<DRC_ITEM> drce = DRC_ITEM::Create( DRCE_CLEARANCE );
wxString msg = formatMsg( _( "(%s clearance %s; actual %s)" ),
@ -560,14 +583,14 @@ bool DRC_TEST_PROVIDER_COPPER_CLEARANCE::testPadAgainstItem( PAD* pad, SHAPE* pa
PAD* otherPad = static_cast<PAD*>( other );
if( padGroupIdx >= 0 && padGroupIdx == padToNetTieGroupMap[ otherPad->GetNumber() ] )
testClearance = false;
testClearance = testShorting = false;
if( pad->SameLogicalPadAs( otherPad ) )
testHoles = false;
}
if( other->Type() == PCB_SHAPE_T && padGroupIdx >= 0 )
testClearance = false;
testClearance = testShorting = false;
}
PAD* otherPad = nullptr;
@ -580,27 +603,29 @@ bool DRC_TEST_PROVIDER_COPPER_CLEARANCE::testPadAgainstItem( PAD* pad, SHAPE* pa
otherVia = static_cast<PCB_VIA*>( other );
if( !IsCopperLayer( aLayer ) )
testClearance = false;
testClearance = testShorting = false;
// A NPTH has no cylinder, but it may still have pads on some layers
if( pad->GetAttribute() == PAD_ATTRIB::NPTH && !pad->FlashLayer( aLayer ) )
testClearance = false;
testClearance = testShorting = false;
if( otherPad && otherPad->GetAttribute() == PAD_ATTRIB::NPTH && !otherPad->FlashLayer( aLayer ) )
testClearance = false;
testClearance = testShorting = false;
// Track clearances are tested in testTrackClearances()
if( dynamic_cast<PCB_TRACK*>( other) )
testClearance = false;
testClearance = testShorting = false;
int padNet = pad->GetNetCode();
int otherPadNet = otherPad ? otherPad->GetNetCode() : 0;
int otherViaNet = otherVia ? otherVia->GetNetCode() : 0;
int otherNet = 0;
if( BOARD_CONNECTED_ITEM* connectedItem = dynamic_cast<BOARD_CONNECTED_ITEM*>( other ) )
otherNet = connectedItem->GetNetCode();
// Pads and vias of the same (defined) net get a waiver on clearance and hole tests
if( ( otherPadNet && otherPadNet == padNet ) || ( otherViaNet && otherViaNet == padNet ) )
if( ( otherPad || otherVia ) && otherNet && otherNet == padNet )
{
testClearance = false;
testClearance = testShorting = false;
testHoles = false;
}
@ -633,8 +658,8 @@ bool DRC_TEST_PROVIDER_COPPER_CLEARANCE::testPadAgainstItem( PAD* pad, SHAPE* pa
wxString msg;
msg.Printf( _( "(nets %s and %s)" ),
pad->GetNetname(),
otherPad->GetNetname() );
pad->GetNetname(),
otherPad->GetNetname() );
drce->SetErrorMessage( drce->GetErrorText() + wxS( " " ) + msg );
drce->SetItems( pad, otherPad );
@ -645,7 +670,7 @@ bool DRC_TEST_PROVIDER_COPPER_CLEARANCE::testPadAgainstItem( PAD* pad, SHAPE* pa
return !m_drcEngine->IsCancelled();
}
if( testClearance )
if( testClearance || testShorting )
{
constraint = m_drcEngine->EvalRules( CLEARANCE_CONSTRAINT, pad, other, aLayer );
clearance = constraint.GetValue().Min();
@ -660,7 +685,22 @@ bool DRC_TEST_PROVIDER_COPPER_CLEARANCE::testPadAgainstItem( PAD* pad, SHAPE* pa
// Pads connected to pads of a net-tie footprint are allowed to collide
// with the net-tie footprint's graphics.
}
else
else if( actual == 0 && otherNet && testShorting )
{
std::shared_ptr<DRC_ITEM> drce = DRC_ITEM::Create( DRCE_SHORTING_ITEMS );
wxString msg;
msg.Printf( _( "(nets %s and %s)" ),
pad->GetNetname(),
static_cast<BOARD_CONNECTED_ITEM*>( other )->GetNetname() );
drce->SetErrorMessage( drce->GetErrorText() + wxS( " " ) + msg );
drce->SetItems( pad, other );
reportViolation( drce, pos, aLayer );
testHoles = false; // No need for multiple violations
}
else if( testClearance )
{
std::shared_ptr<DRC_ITEM> drce = DRC_ITEM::Create( DRCE_CLEARANCE );
wxString msg = formatMsg( _( "(%s clearance %s; actual %s)" ),