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network: (fixes #264, merges !432) Rounding behavior of DataRate methods

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Improve rounding behavior of CalculateBytesTxTime and CalculateBitsTxTime
This commit is contained in:
Greg Steinbrecher
2020-09-30 16:05:32 -07:00
committed by Tom Henderson
parent d6179bcdd6
commit e8fc528e34
1 changed files with 3 additions and 5 deletions
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8
src/network/utils/data-rate.cc
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@@ -24,7 +24,7 @@
#include "ns3/log.h"
namespace ns3 {
NS_LOG_COMPONENT_DEFINE ("DataRate");
ATTRIBUTE_HELPER_CPP (DataRate);
@@ -229,15 +229,13 @@ bool DataRate::operator != (const DataRate& rhs) const
Time DataRate::CalculateBytesTxTime (uint32_t bytes) const
{
NS_LOG_FUNCTION (this << bytes);
// \todo avoid to use double (if possible).
return Seconds (static_cast<double>(bytes)*8/m_bps);
return Seconds (bytes * 8) / m_bps;
}
Time DataRate::CalculateBitsTxTime (uint32_t bits) const
{
NS_LOG_FUNCTION (this << bits);
// \todo avoid to use double (if possible).
return Seconds (static_cast<double>(bits)/m_bps);
return Seconds (bits) / m_bps;
}
uint64_t DataRate::GetBitRate () const