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Improve pin-pin iteration in ERC checks 

Rather than generating expensive classes to store in a set to check for
duplicate checks, we avoid double-checking elements in the vector.  For
large schematics this results in a substantial speed increase

(cherry picked from commit 1a5c515e45)
This commit is contained in:
Seth Hillbrand 2023-10-06 09:05:39 -07:00
parent cb8dd9e9a2
commit 86208a7922
1 changed files with 4 additions and 18 deletions
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22
eeschema/erc.cpp
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@ -650,8 +650,6 @@ int ERC_TESTER::TestPinToPin()
}
}
std::set<std::pair<ERC_SCH_PIN_CONTEXT, ERC_SCH_PIN_CONTEXT>> tested;
ERC_SCH_PIN_CONTEXT needsDriver;
bool hasDriver = false;
@ -669,8 +667,9 @@ int ERC_TESTER::TestPinToPin()
}
}
for( ERC_SCH_PIN_CONTEXT& refPin : pins )
for( auto refIt = pins.begin(); refIt != pins.end(); ++refIt )
{
ERC_SCH_PIN_CONTEXT& refPin = *refIt;
ELECTRICAL_PINTYPE refType = refPin.Pin()->GetType();
if( DrivenPinTypes.count( refType ) )
@ -694,22 +693,9 @@ int ERC_TESTER::TestPinToPin()
else
hasDriver |= ( DrivingPinTypes.count( refType ) != 0 );
for( ERC_SCH_PIN_CONTEXT& testPin : pins )
for( auto testIt = refIt + 1; testIt != pins.end(); ++testIt )
{
if( testPin == refPin )
continue;
ERC_SCH_PIN_CONTEXT first_pin = refPin;
ERC_SCH_PIN_CONTEXT second_pin = testPin;
if( second_pin < first_pin )
std::swap( first_pin, second_pin );
std::pair<ERC_SCH_PIN_CONTEXT, ERC_SCH_PIN_CONTEXT> pair =
std::make_pair( first_pin, second_pin );
if( auto [ins_pin, inserted ] = tested.insert( pair ); !inserted )
continue;
ERC_SCH_PIN_CONTEXT& testPin = *testIt;
// Multiple pins in the same symbol that share a type,
// name and position are considered