|
|
|---|
| 452 |
rxPowerDbm += m_rxGainDb; |
452 |
rxPowerDbm += m_rxGainDb; |
| 453 |
double rxPowerW = DbmToW (rxPowerDbm); |
453 |
double rxPowerW = DbmToW (rxPowerDbm); |
| 454 |
Time rxDuration = CalculateTxDuration (packet->GetSize (), txVector, preamble); |
454 |
Time rxDuration = CalculateTxDuration (packet->GetSize (), txVector, preamble); |
| 455 |
WifiMode txMode=txVector.GetMode(); |
455 |
WifiMode txMode = txVector.GetMode(); |
| 456 |
Time endRx = Simulator::Now () + rxDuration; |
456 |
Time endRx = Simulator::Now () + rxDuration; |
| 457 |
|
457 |
|
| 458 |
Ptr<InterferenceHelper::Event> event; |
458 |
Ptr<InterferenceHelper::Event> event; |
|
|
|---|
| 509 |
case YansWifiPhy::IDLE: |
509 |
case YansWifiPhy::IDLE: |
| 510 |
if (rxPowerW > m_edThresholdW) |
510 |
if (rxPowerW > m_edThresholdW) |
| 511 |
{ |
511 |
{ |
| 512 |
NS_LOG_DEBUG ("sync to signal (power=" << rxPowerW << "W)"); |
512 |
if (IsModeSupported (txMode)) |
| 513 |
// sync to signal |
513 |
{ |
| 514 |
m_state->SwitchToRx (rxDuration); |
514 |
NS_LOG_DEBUG ("sync to signal (power=" << rxPowerW << "W)"); |
| 515 |
NS_ASSERT (m_endRxEvent.IsExpired ()); |
515 |
// sync to signal |
| 516 |
NotifyRxBegin (packet); |
516 |
m_state->SwitchToRx (rxDuration); |
| 517 |
m_interference.NotifyRxStart (); |
517 |
NS_ASSERT (m_endRxEvent.IsExpired ()); |
| 518 |
m_endRxEvent = Simulator::Schedule (rxDuration, &YansWifiPhy::EndReceive, this, |
518 |
NotifyRxBegin (packet); |
| 519 |
packet, |
519 |
m_interference.NotifyRxStart (); |
| 520 |
event); |
520 |
m_endRxEvent = Simulator::Schedule (rxDuration, &YansWifiPhy::EndReceive, this, |
|
|
521 |
packet, |
| 522 |
event); |
| 523 |
} |
| 524 |
else |
| 525 |
{ |
| 526 |
NS_LOG_DEBUG ("drop packet because it was sent using an unsupported mode (" << txMode << ")"); |
| 527 |
NotifyRxDrop (packet); |
| 528 |
goto maybeCcaBusy; |
| 529 |
} |
| 521 |
} |
530 |
} |
| 522 |
else |
531 |
else |
| 523 |
{ |
532 |
{ |
|
|
|---|
| 580 |
{ |
589 |
{ |
| 581 |
return m_deviceRateSet[mode]; |
590 |
return m_deviceRateSet[mode]; |
| 582 |
} |
591 |
} |
|
|
592 |
bool |
| 593 |
YansWifiPhy::IsModeSupported (WifiMode mode) const |
| 594 |
{ |
| 595 |
for (uint32_t i = 0; i < GetNModes (); i++) |
| 596 |
{ |
| 597 |
if (mode == GetMode (i)) |
| 598 |
{ |
| 599 |
return true; |
| 600 |
} |
| 601 |
} |
| 602 |
return false; |
| 603 |
} |
| 583 |
uint32_t |
604 |
uint32_t |
| 584 |
YansWifiPhy::GetNTxPower (void) const |
605 |
YansWifiPhy::GetNTxPower (void) const |
| 585 |
{ |
606 |
{ |