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changeFn fix

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Asbelos
2025-01-21 10:18:09 +00:00
parent 2f1d5b993c
commit fb6070784e
2 changed files with 5 additions and 9 deletions
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11
DCC.cpp
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@@ -268,14 +268,9 @@ bool DCC::setFn( int cab, int16_t functionNumber, bool on) {
// Flip function state (used from withrottle protocol)
void DCC::changeFn( int cab, int16_t functionNumber) {
if (cab<=0 || functionNumber>31) return;
auto slot=lookupSpeedTable(cab);
unsigned long funcmask = (1UL<<functionNumber);
slot->functions ^= funcmask;
if (functionNumber <= 28) {
updateGroupflags(slot->groupFlags, functionNumber);
}
CommandDistributor::broadcastLoco(slot);
auto currentValue=getFn(cab,functionNumber);
if (currentValue<0) return; // function not valid for change
setFn(cab,functionNumber, currentValue?false:true);
}
// Report function state (used from withrottle protocol)