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wifi: Avoid repeating calls to CalculateSnr function in InterferenceHelper

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This commit is contained in:
Sébastien Deronne
2019-09-18 23:07:45 +02:00
committed by Sebastien Deronne
parent ded9a815c9
commit a706a3c428
1 changed files with 39 additions and 181 deletions
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220
src/wifi/model/interference-helper.cc
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@@ -314,24 +314,17 @@ InterferenceHelper::CalculatePayloadPer (Ptr<const Event> event, NiChanges *ni,
Time current = j->first;
NS_LOG_DEBUG ("previous= " << previous << ", current=" << current);
NS_ASSERT (current >= previous);
double snr = CalculateSnr (powerW, noiseInterferenceW, txVector.GetChannelWidth ());
//Case 1: Both previous and current point to the windowed payload
if (previous >= windowStart)
{
psr *= CalculatePayloadChunkSuccessRate (CalculateSnr (powerW,
noiseInterferenceW,
txVector.GetChannelWidth ()),
Min (windowEnd, current) - previous,
txVector);
psr *= CalculatePayloadChunkSuccessRate (snr, Min (windowEnd, current) - previous, txVector);
NS_LOG_DEBUG ("Both previous and current point to the windowed payload: mode=" << payloadMode << ", psr=" << psr);
}
//Case 2: previous is before windowed payload and current is in the windowed payload
else if (current >= windowStart)
{
psr *= CalculatePayloadChunkSuccessRate (CalculateSnr (powerW,
noiseInterferenceW,
txVector.GetChannelWidth ()),
Min (windowEnd, current) - windowStart,
txVector);
psr *= CalculatePayloadChunkSuccessRate (snr, Min (windowEnd, current) - windowStart, txVector);
NS_LOG_DEBUG ("previous is before windowed payload and current is in the windowed payload: mode=" << payloadMode << ", psr=" << psr);
}
noiseInterferenceW = j->second.GetPower () - powerW;
@@ -341,7 +334,6 @@ InterferenceHelper::CalculatePayloadPer (Ptr<const Event> event, NiChanges *ni,
NS_LOG_DEBUG ("Stop: new previous=" << previous << " after time window end=" << windowEnd);
break;
}
}
double per = 1 - psr;
return per;
@@ -368,6 +360,7 @@ InterferenceHelper::CalculateNonHtPhyHeaderPer (Ptr<const Event> event, NiChange
Time current = j->first;
NS_LOG_DEBUG ("previous= " << previous << ", current=" << current);
NS_ASSERT (current >= previous);
double snr = CalculateSnr (powerW, noiseInterferenceW, txVector.GetChannelWidth ());
//Case 1: previous and current after playload start
if (previous >= plcpPayloadStart)
{
@@ -395,43 +388,27 @@ InterferenceHelper::CalculateNonHtPhyHeaderPer (Ptr<const Event> event, NiChange
//Case 4a: current after payload start
if (current >= plcpPayloadStart)
{
psr *= CalculateChunkSuccessRate (CalculateSnr (powerW,
noiseInterferenceW,
txVector.GetChannelWidth ()),
plcpHsigHeaderStart - previous,
headerMode, txVector);
psr *= CalculateChunkSuccessRate (snr, plcpHsigHeaderStart - previous, headerMode, txVector);
NS_LOG_DEBUG ("Case 4a - previous in L-SIG and current after payload start: mode=" << headerMode << ", psr=" << psr);
}
//Case 4b: current is in training or in SIG-B. non-HT will not come here since it went in previous if or if the previous if is not true this will be not true
else if (current >= plcpTrainingSymbolsStart)
{
NS_ASSERT ((preamble != WIFI_PREAMBLE_LONG) && (preamble != WIFI_PREAMBLE_SHORT));
psr *= CalculateChunkSuccessRate (CalculateSnr (powerW,
noiseInterferenceW,
txVector.GetChannelWidth ()),
plcpHsigHeaderStart - previous,
headerMode, txVector);
psr *= CalculateChunkSuccessRate (snr, plcpHsigHeaderStart - previous, headerMode, txVector);
NS_LOG_DEBUG ("Case 4a - previous in L-SIG and current is in training or in SIG-B: mode=" << headerMode << ", psr=" << psr);
}
//Case 4c: current in HT-SIG or in SIG-A. non-HT will not come here since it went in previous if or if the previous if is not true this will be not true
else if (current >= plcpHsigHeaderStart)
{
NS_ASSERT ((preamble != WIFI_PREAMBLE_LONG) && (preamble != WIFI_PREAMBLE_SHORT));
psr *= CalculateChunkSuccessRate (CalculateSnr (powerW,
noiseInterferenceW,
txVector.GetChannelWidth ()),
plcpHsigHeaderStart - previous,
headerMode, txVector);
psr *= CalculateChunkSuccessRate (snr, plcpHsigHeaderStart - previous, headerMode, txVector);
NS_LOG_DEBUG ("Case 4ci - previous is in L-SIG and current in HT-SIG or in SIG-A: mode=" << headerMode << ", psr=" << psr);
}
//Case 4d: current with previous in L-SIG
else
{
psr *= CalculateChunkSuccessRate (CalculateSnr (powerW,
noiseInterferenceW,
txVector.GetChannelWidth ()),
current - previous,
headerMode, txVector);
psr *= CalculateChunkSuccessRate (snr, current - previous, headerMode, txVector);
NS_LOG_DEBUG ("Case 4d - current with previous in L-SIG: mode=" << headerMode << ", psr=" << psr);
}
}
@@ -441,44 +418,28 @@ InterferenceHelper::CalculateNonHtPhyHeaderPer (Ptr<const Event> event, NiChange
//Case 5a: current after payload start
if (current >= plcpPayloadStart)
{
psr *= CalculateChunkSuccessRate (CalculateSnr (powerW,
noiseInterferenceW,
txVector.GetChannelWidth ()),
plcpHsigHeaderStart - plcpHeaderStart,
headerMode, txVector);
psr *= CalculateChunkSuccessRate (snr, plcpHsigHeaderStart - plcpHeaderStart, headerMode, txVector);
NS_LOG_DEBUG ("Case 5aii - previous is in the preamble and current is after payload start: mode=" << headerMode << ", psr=" << psr);
}
//Case 5b: current is in training or in SIG-B. non-HT will not come here since it went in previous if or if the previous if is not true this will be not true
else if (current >= plcpTrainingSymbolsStart)
{
NS_ASSERT ((preamble != WIFI_PREAMBLE_LONG) && (preamble != WIFI_PREAMBLE_SHORT));
psr *= CalculateChunkSuccessRate (CalculateSnr (powerW,
noiseInterferenceW,
txVector.GetChannelWidth ()),
plcpHsigHeaderStart - plcpHeaderStart,
headerMode, txVector);
psr *= CalculateChunkSuccessRate (snr, plcpHsigHeaderStart - plcpHeaderStart, headerMode, txVector);
NS_LOG_DEBUG ("Case 5b - previous is in the preamble and current is in training or in SIG-B: mode=" << headerMode << ", psr=" << psr);
}
//Case 5c: current in HT-SIG or in SIG-A. non-HT will not come here since it went in previous if or if the previous if is not true this will be not true
else if (current >= plcpHsigHeaderStart)
{
NS_ASSERT ((preamble != WIFI_PREAMBLE_LONG) && (preamble != WIFI_PREAMBLE_SHORT));
psr *= CalculateChunkSuccessRate (CalculateSnr (powerW,
noiseInterferenceW,
txVector.GetChannelWidth ()),
plcpHsigHeaderStart - plcpHeaderStart,
headerMode, txVector);
psr *= CalculateChunkSuccessRate (snr, plcpHsigHeaderStart - plcpHeaderStart, headerMode, txVector);
NS_LOG_DEBUG ("Case 5b - previous is in the preamble and current in HT-SIG or in SIG-A: mode=" << headerMode << ", psr=" << psr);
}
//Case 5d: current is in L-SIG.
else if (current >= plcpHeaderStart)
{
NS_ASSERT (preamble != WIFI_PREAMBLE_HT_GF);
psr *= CalculateChunkSuccessRate (CalculateSnr (powerW,
noiseInterferenceW,
txVector.GetChannelWidth ()),
current - plcpHeaderStart,
headerMode, txVector);
psr *= CalculateChunkSuccessRate (snr, current - plcpHeaderStart, headerMode, txVector);
NS_LOG_DEBUG ("Case 5d - previous is in the preamble and current is in L-SIG: mode=" << headerMode << ", psr=" << psr);
}
}
@@ -528,6 +489,7 @@ InterferenceHelper::CalculateHtPhyHeaderPer (Ptr<const Event> event, NiChanges *
Time current = j->first;
NS_LOG_DEBUG ("previous= " << previous << ", current=" << current);
NS_ASSERT (current >= previous);
double snr = CalculateSnr (powerW, noiseInterferenceW, txVector.GetChannelWidth ());
//Case 1: previous and current after playload start: nothing to do
if (previous >= plcpPayloadStart)
{
@@ -541,21 +503,13 @@ InterferenceHelper::CalculateHtPhyHeaderPer (Ptr<const Event> event, NiChanges *
//Case 2a: current after payload start
if (current >= plcpPayloadStart)
{
psr *= CalculateChunkSuccessRate (CalculateSnr (powerW,
noiseInterferenceW,
txVector.GetChannelWidth ()),
plcpPayloadStart - previous,
mcsHeaderMode, txVector);
psr *= CalculateChunkSuccessRate (snr, plcpPayloadStart - previous, mcsHeaderMode, txVector);
NS_LOG_DEBUG ("Case 2a - previous is in training or in SIG-B and current after payload start: mode=" << mcsHeaderMode << ", psr=" << psr);
}
//Case 2b: current is in training or in SIG-B
else
{
psr *= CalculateChunkSuccessRate (CalculateSnr (powerW,
noiseInterferenceW,
txVector.GetChannelWidth ()),
current - previous,
mcsHeaderMode, txVector);
psr *= CalculateChunkSuccessRate (snr, current - previous, mcsHeaderMode, txVector);
NS_LOG_DEBUG ("Case 2b - previous is in training or in SIG-B and current is in training or in SIG-B: mode=" << mcsHeaderMode << ", psr=" << psr);
}
}
@@ -566,60 +520,36 @@ InterferenceHelper::CalculateHtPhyHeaderPer (Ptr<const Event> event, NiChanges *
//Case 3a: current after payload start
if (current >= plcpPayloadStart)
{
psr *= CalculateChunkSuccessRate (CalculateSnr (powerW,
noiseInterferenceW,
txVector.GetChannelWidth ()),
plcpPayloadStart - plcpTrainingSymbolsStart,
mcsHeaderMode, txVector);
psr *= CalculateChunkSuccessRate (snr, plcpPayloadStart - plcpTrainingSymbolsStart, mcsHeaderMode, txVector);
//Case 3ai: VHT or HE format
if (preamble == WIFI_PREAMBLE_VHT_SU || preamble == WIFI_PREAMBLE_HE_SU || preamble == WIFI_PREAMBLE_VHT_MU || preamble == WIFI_PREAMBLE_HE_MU)
{
//SIG-A is sent using non-HT OFDM modulation
psr *= CalculateChunkSuccessRate (CalculateSnr (powerW,
noiseInterferenceW,
txVector.GetChannelWidth ()),
plcpTrainingSymbolsStart - previous,
headerMode, txVector);
psr *= CalculateChunkSuccessRate (snr, plcpTrainingSymbolsStart - previous, headerMode, txVector);
NS_LOG_DEBUG ("Case 3ai - previous is in SIG-A and current after payload start: mcs mode=" << mcsHeaderMode << ", non-HT mode=" << headerMode << ", psr=" << psr);
}
//Case 3aii: HT formats
else
{
psr *= CalculateChunkSuccessRate (CalculateSnr (powerW,
noiseInterferenceW,
txVector.GetChannelWidth ()),
plcpTrainingSymbolsStart - previous,
mcsHeaderMode, txVector);
psr *= CalculateChunkSuccessRate (snr, plcpTrainingSymbolsStart - previous, mcsHeaderMode, txVector);
NS_LOG_DEBUG ("Case 3aii - previous is in HT-SIG and current after payload start: mode=" << mcsHeaderMode << ", psr=" << psr);
}
}
//Case 3b: current is in training or in SIG-B
else if (current >= plcpTrainingSymbolsStart)
{
psr *= CalculateChunkSuccessRate (CalculateSnr (powerW,
noiseInterferenceW,
txVector.GetChannelWidth ()),
current - plcpTrainingSymbolsStart,
mcsHeaderMode, txVector);
psr *= CalculateChunkSuccessRate (snr, current - plcpTrainingSymbolsStart, mcsHeaderMode, txVector);
//Case 3bi: VHT or HE format
if (preamble == WIFI_PREAMBLE_VHT_SU || preamble == WIFI_PREAMBLE_HE_SU || preamble == WIFI_PREAMBLE_VHT_MU || preamble == WIFI_PREAMBLE_HE_MU)
{
//SIG-A is sent using non-HT OFDM modulation
psr *= CalculateChunkSuccessRate (CalculateSnr (powerW,
noiseInterferenceW,
txVector.GetChannelWidth ()),
plcpTrainingSymbolsStart - previous,
headerMode, txVector);
psr *= CalculateChunkSuccessRate (snr, plcpTrainingSymbolsStart - previous, headerMode, txVector);
NS_LOG_DEBUG ("Case 3bi - previous is in SIG-A and current is in training or in SIG-B: mode=" << headerMode << ", psr=" << psr);
}
//Case 3bii: HT formats
else
{
psr *= CalculateChunkSuccessRate (CalculateSnr (powerW,
noiseInterferenceW,
txVector.GetChannelWidth ()),
plcpTrainingSymbolsStart - previous,
mcsHeaderMode, txVector);
psr *= CalculateChunkSuccessRate (snr, plcpTrainingSymbolsStart - previous, mcsHeaderMode, txVector);
NS_LOG_DEBUG ("Case 3bii - previous is in HT-SIG and current is in HT training: mode=" << mcsHeaderMode << ", psr=" << psr);
}
}
@@ -630,21 +560,13 @@ InterferenceHelper::CalculateHtPhyHeaderPer (Ptr<const Event> event, NiChanges *
if (preamble == WIFI_PREAMBLE_VHT_SU || preamble == WIFI_PREAMBLE_HE_SU || preamble == WIFI_PREAMBLE_VHT_MU || preamble == WIFI_PREAMBLE_HE_MU)
{
//SIG-A is sent using non-HT OFDM modulation
psr *= CalculateChunkSuccessRate (CalculateSnr (powerW,
noiseInterferenceW,
txVector.GetChannelWidth ()),
current - previous,
headerMode, txVector);
psr *= CalculateChunkSuccessRate (snr, current - previous, headerMode, txVector);
NS_LOG_DEBUG ("Case 3ci - previous with current in SIG-A: mode=" << headerMode << ", psr=" << psr);
}
//Case 3cii: HT mixed format or HT greenfield
else
{
psr *= CalculateChunkSuccessRate (CalculateSnr (powerW,
noiseInterferenceW,
txVector.GetChannelWidth ()),
current - previous,
mcsHeaderMode, txVector);
psr *= CalculateChunkSuccessRate (snr, current - previous, mcsHeaderMode, txVector);
NS_LOG_DEBUG ("Case 3cii - previous with current in HT-SIG: mode=" << mcsHeaderMode << ", psr=" << psr);
}
}
@@ -665,26 +587,14 @@ InterferenceHelper::CalculateHtPhyHeaderPer (Ptr<const Event> event, NiChanges *
//Case 4aii: VHT or HE format
else if (preamble == WIFI_PREAMBLE_VHT_SU || preamble == WIFI_PREAMBLE_HE_SU || preamble == WIFI_PREAMBLE_VHT_MU || preamble == WIFI_PREAMBLE_HE_MU)
{
psr *= CalculateChunkSuccessRate (CalculateSnr (powerW,
noiseInterferenceW,
txVector.GetChannelWidth ()),
plcpPayloadStart - plcpTrainingSymbolsStart,
mcsHeaderMode, txVector);
psr *= CalculateChunkSuccessRate (CalculateSnr (powerW,
noiseInterferenceW,
txVector.GetChannelWidth ()),
plcpTrainingSymbolsStart - plcpHsigHeaderStart,
headerMode, txVector);
psr *= CalculateChunkSuccessRate (snr, plcpPayloadStart - plcpTrainingSymbolsStart, mcsHeaderMode, txVector);
psr *= CalculateChunkSuccessRate (snr, plcpTrainingSymbolsStart - plcpHsigHeaderStart, headerMode, txVector);
NS_LOG_DEBUG ("Case 4aii - previous is in L-SIG and current after payload start: mcs mode=" << mcsHeaderMode << ", non-HT mode=" << headerMode << ", psr=" << psr);
}
//Case 4aiii: HT mixed format
else
{
psr *= CalculateChunkSuccessRate (CalculateSnr (powerW,
noiseInterferenceW,
txVector.GetChannelWidth ()),
plcpPayloadStart - plcpHsigHeaderStart,
mcsHeaderMode, txVector);
psr *= CalculateChunkSuccessRate (snr, plcpPayloadStart - plcpHsigHeaderStart, mcsHeaderMode, txVector);
NS_LOG_DEBUG ("Case 4aiii - previous in L-SIG and current after payload start: mcs mode=" << mcsHeaderMode << ", psr=" << psr);
}
}
@@ -695,26 +605,14 @@ InterferenceHelper::CalculateHtPhyHeaderPer (Ptr<const Event> event, NiChanges *
//Case 4bi: VHT or HE format
if (preamble == WIFI_PREAMBLE_VHT_SU || preamble == WIFI_PREAMBLE_HE_SU || preamble == WIFI_PREAMBLE_VHT_MU || preamble == WIFI_PREAMBLE_HE_MU)
{
psr *= CalculateChunkSuccessRate (CalculateSnr (powerW,
noiseInterferenceW,
txVector.GetChannelWidth ()),
current - plcpTrainingSymbolsStart,
mcsHeaderMode, txVector);
psr *= CalculateChunkSuccessRate (CalculateSnr (powerW,
noiseInterferenceW,
txVector.GetChannelWidth ()),
plcpTrainingSymbolsStart - plcpHsigHeaderStart,
headerMode, txVector);
psr *= CalculateChunkSuccessRate (snr, current - plcpTrainingSymbolsStart, mcsHeaderMode, txVector);
psr *= CalculateChunkSuccessRate (snr, plcpTrainingSymbolsStart - plcpHsigHeaderStart, headerMode, txVector);
NS_LOG_DEBUG ("Case 4bi - previous is in L-SIG and current in training or in SIG-B: mcs mode=" << mcsHeaderMode << ", non-HT mode=" << headerMode << ", psr=" << psr);
}
//Case 4bii: HT mixed format
else
{
psr *= CalculateChunkSuccessRate (CalculateSnr (powerW,
noiseInterferenceW,
txVector.GetChannelWidth ()),
current - plcpHsigHeaderStart,
mcsHeaderMode, txVector);
psr *= CalculateChunkSuccessRate (snr, current - plcpHsigHeaderStart, mcsHeaderMode, txVector);
NS_LOG_DEBUG ("Case 4bii - previous in L-SIG and current in HT training: mcs mode=" << mcsHeaderMode << ", psr=" << psr);
}
}
@@ -725,21 +623,13 @@ InterferenceHelper::CalculateHtPhyHeaderPer (Ptr<const Event> event, NiChanges *
//Case 4ci: VHT format
if (preamble == WIFI_PREAMBLE_VHT_SU || preamble == WIFI_PREAMBLE_HE_SU || preamble == WIFI_PREAMBLE_VHT_MU || preamble == WIFI_PREAMBLE_HE_MU)
{
psr *= CalculateChunkSuccessRate (CalculateSnr (powerW,
noiseInterferenceW,
txVector.GetChannelWidth ()),
current - plcpHsigHeaderStart,
headerMode, txVector);
psr *= CalculateChunkSuccessRate (snr, current - plcpHsigHeaderStart, headerMode, txVector);
NS_LOG_DEBUG ("Case 4ci - previous is in L-SIG and current in SIG-A: mode=" << headerMode << ", psr=" << psr);
}
//Case 4cii: HT mixed format
else
{
psr *= CalculateChunkSuccessRate (CalculateSnr (powerW,
noiseInterferenceW,
txVector.GetChannelWidth ()),
current - plcpHsigHeaderStart,
mcsHeaderMode, txVector);
psr *= CalculateChunkSuccessRate (snr, current - plcpHsigHeaderStart, mcsHeaderMode, txVector);
NS_LOG_DEBUG ("Case 4cii - previous in L-SIG and current in HT-SIG: mcs mode=" << mcsHeaderMode << ", psr=" << psr);
}
}
@@ -765,26 +655,14 @@ InterferenceHelper::CalculateHtPhyHeaderPer (Ptr<const Event> event, NiChanges *
//Case 5aii: VHT or HE format
else if (preamble == WIFI_PREAMBLE_VHT_SU || preamble == WIFI_PREAMBLE_HE_SU || preamble == WIFI_PREAMBLE_VHT_MU || preamble == WIFI_PREAMBLE_HE_MU)
{
psr *= CalculateChunkSuccessRate (CalculateSnr (powerW,
noiseInterferenceW,
txVector.GetChannelWidth ()),
plcpPayloadStart - plcpTrainingSymbolsStart,
mcsHeaderMode, txVector);
psr *= CalculateChunkSuccessRate (CalculateSnr (powerW,
noiseInterferenceW,
txVector.GetChannelWidth ()),
plcpTrainingSymbolsStart - plcpHsigHeaderStart,
headerMode, txVector);
psr *= CalculateChunkSuccessRate (snr, plcpPayloadStart - plcpTrainingSymbolsStart, mcsHeaderMode, txVector);
psr *= CalculateChunkSuccessRate (snr, plcpTrainingSymbolsStart - plcpHsigHeaderStart, headerMode, txVector);
NS_LOG_DEBUG ("Case 5aii - previous is in the preamble and current is after payload start: mcs mode=" << mcsHeaderMode << ", non-HT mode=" << headerMode << ", psr=" << psr);
}
//Case 5aiii: HT formats
else
{
psr *= CalculateChunkSuccessRate (CalculateSnr (powerW,
noiseInterferenceW,
txVector.GetChannelWidth ()),
plcpPayloadStart - plcpHsigHeaderStart,
mcsHeaderMode, txVector);
psr *= CalculateChunkSuccessRate (snr, plcpPayloadStart - plcpHsigHeaderStart, mcsHeaderMode, txVector);
NS_LOG_DEBUG ("Case 5aiii - previous is in the preamble and current is after payload start: mcs mode=" << mcsHeaderMode << ", non-HT mode=" << headerMode << ", psr=" << psr);
}
}
@@ -795,26 +673,14 @@ InterferenceHelper::CalculateHtPhyHeaderPer (Ptr<const Event> event, NiChanges *
//Case 5bi: VHT or HE format
if (preamble == WIFI_PREAMBLE_VHT_SU || preamble == WIFI_PREAMBLE_HE_SU || preamble == WIFI_PREAMBLE_VHT_MU || preamble == WIFI_PREAMBLE_HE_MU)
{
psr *= CalculateChunkSuccessRate (CalculateSnr (powerW,
noiseInterferenceW,
txVector.GetChannelWidth ()),
current - plcpTrainingSymbolsStart,
mcsHeaderMode, txVector);
psr *= CalculateChunkSuccessRate (CalculateSnr (powerW,
noiseInterferenceW,
txVector.GetChannelWidth ()),
plcpTrainingSymbolsStart - plcpHsigHeaderStart,
headerMode, txVector);
psr *= CalculateChunkSuccessRate (snr, current - plcpTrainingSymbolsStart, mcsHeaderMode, txVector);
psr *= CalculateChunkSuccessRate (snr, plcpTrainingSymbolsStart - plcpHsigHeaderStart, headerMode, txVector);
NS_LOG_DEBUG ("Case 5bi - previous is in the preamble and current in training or in SIG-B: mcs mode=" << mcsHeaderMode << ", non-HT mode=" << headerMode << ", psr=" << psr);
}
//Case 5bii: HT mixed format
else
{
psr *= CalculateChunkSuccessRate (CalculateSnr (powerW,
noiseInterferenceW,
txVector.GetChannelWidth ()),
current - plcpHsigHeaderStart,
mcsHeaderMode, txVector);
psr *= CalculateChunkSuccessRate (snr, current - plcpHsigHeaderStart, mcsHeaderMode, txVector);
NS_LOG_DEBUG ("Case 5bii - previous is in the preamble and current in HT training: mcs mode=" << mcsHeaderMode << ", psr=" << psr);
}
}
@@ -825,21 +691,13 @@ InterferenceHelper::CalculateHtPhyHeaderPer (Ptr<const Event> event, NiChanges *
//Case 5ci: VHT or HE format
if (preamble == WIFI_PREAMBLE_VHT_SU || preamble == WIFI_PREAMBLE_HE_SU || preamble == WIFI_PREAMBLE_VHT_MU || preamble == WIFI_PREAMBLE_HE_MU)
{
psr *= CalculateChunkSuccessRate (CalculateSnr (powerW,
noiseInterferenceW,
txVector.GetChannelWidth ()),
current - plcpHsigHeaderStart,
headerMode, txVector);
psr *= CalculateChunkSuccessRate (snr, current - plcpHsigHeaderStart, headerMode, txVector);
NS_LOG_DEBUG ("Case 5ci - previous is in preamble and current in SIG-A: mode=" << headerMode << ", psr=" << psr);
}
//Case 5cii: HT formats
else
{
psr *= CalculateChunkSuccessRate (CalculateSnr (powerW,
noiseInterferenceW,
txVector.GetChannelWidth ()),
current - plcpHsigHeaderStart,
mcsHeaderMode, txVector);
psr *= CalculateChunkSuccessRate (snr, current - plcpHsigHeaderStart, mcsHeaderMode, txVector);
NS_LOG_DEBUG ("Case 5cii - previous in preamble and current in HT-SIG: mcs mode=" << mcsHeaderMode << ", psr=" << psr);
}
}