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Fix ground station allocator and trace mac drops

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This commit is contained in:
Tim Schubert 2020-08-27 17:59:58 +02:00
parent 8d5cbfe8fe
commit 998b7fe2f2
15 changed files with 222 additions and 80 deletions
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118
model/leo-polar-position-allocator.cc
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@ -3,6 +3,8 @@
#include "math.h"
#include "ns3/double.h"
#include "ns3/uinteger.h"
#include "ns3/log.h"
#include "leo-polar-position-allocator.h"
@ -10,8 +12,10 @@ namespace ns3 {
NS_OBJECT_ENSURE_REGISTERED (LeoPolarPositionAllocator);
NS_LOG_COMPONENT_DEFINE ("LeoPolarPositionAllocator");
LeoPolarPositionAllocator::LeoPolarPositionAllocator ()
: m_latStart (0), m_lonStart (0), m_latEnd (0), m_lonEnd (0), m_step (5), m_lat (-1000.0), m_lon (-1000.0)
: m_latStart (0), m_lonStart (0), m_latStop (0), m_lonStop (0), m_latNum (1), m_lonNum (1), m_lat (0), m_lon (0)
{}
LeoPolarPositionAllocator::~LeoPolarPositionAllocator ()
@ -27,28 +31,37 @@ LeoPolarPositionAllocator::GetTypeId (void)
.AddAttribute ("LatStart",
"Start at this latitude",
DoubleValue (-90),
MakeDoubleAccessor (&LeoPolarPositionAllocator::m_latStart),
MakeDoubleAccessor (&LeoPolarPositionAllocator::SetLatStart,
&LeoPolarPositionAllocator::GetLatStart),
MakeDoubleChecker<double> ())
.AddAttribute ("LatStop",
"Stop at this longitude",
DoubleValue (90),
MakeDoubleAccessor (&LeoPolarPositionAllocator::m_latEnd),
MakeDoubleAccessor (&LeoPolarPositionAllocator::SetLatStop,
&LeoPolarPositionAllocator::GetLatStop),
MakeDoubleChecker<double> ())
.AddAttribute ("LatNum",
"The number nodes along one latitude",
UintegerValue (10),
MakeUintegerAccessor (&LeoPolarPositionAllocator::m_latNum),
MakeUintegerChecker<uint32_t> ())
.AddAttribute ("LongStart",
"Start at this longitude",
DoubleValue (-180),
MakeDoubleAccessor (&LeoPolarPositionAllocator::m_lonStart),
MakeDoubleAccessor (&LeoPolarPositionAllocator::SetLonStart,
&LeoPolarPositionAllocator::GetLonStart),
MakeDoubleChecker<double> ())
.AddAttribute ("LongStop",
"Stop at this longitude",
DoubleValue (180),
MakeDoubleAccessor (&LeoPolarPositionAllocator::m_lonEnd),
MakeDoubleChecker<double> ())
.AddAttribute ("Step",
"The degrees inbetween neighboring locations",
DoubleValue (5),
MakeDoubleAccessor (&LeoPolarPositionAllocator::m_step),
MakeDoubleAccessor (&LeoPolarPositionAllocator::SetLonStop,
&LeoPolarPositionAllocator::GetLonStop),
MakeDoubleChecker<double> ())
.AddAttribute ("LonNum",
"The number nodes along one longitude",
UintegerValue (10),
MakeUintegerAccessor (&LeoPolarPositionAllocator::m_lonNum),
MakeUintegerChecker<uint32_t> ())
;
return tid;
}
@ -56,33 +69,88 @@ LeoPolarPositionAllocator::GetTypeId (void)
int64_t
LeoPolarPositionAllocator::AssignStreams (int64_t stream)
{
NS_LOG_FUNCTION (this << stream);
return -1;
}
Vector
LeoPolarPositionAllocator::GetNext () const
{
m_lat = std::max (m_latStart, m_lat);
m_lon = std::max (m_lonStart, m_lon);
NS_LOG_FUNCTION (this);
double lat = m_lat * (M_PI / 90);
double lon = m_lon * (M_PI / 180);
Vector3D next = Vector3D (LEO_GND_RAD_EARTH * sin (lat) * cos (lon),
LEO_GND_RAD_EARTH * sin (lat) * sin (lon),
LEO_GND_RAD_EARTH * cos (lat));
double lat = m_lat * (M_PI / m_latNum) - (M_PI / 2);
double lon = m_lon * (2 * M_PI / m_lonNum) - M_PI;
Vector3D next = Vector3D (LEO_GND_RAD_EARTH * cos (lat) * cos (lon),
LEO_GND_RAD_EARTH * cos (lat) * sin (lon),
LEO_GND_RAD_EARTH * sin (lat));
m_lat = m_lat + m_step;
if (m_lat > m_latEnd)
m_lat ++;
if (m_lat > m_latNum)
{
m_lat = m_latStart;
m_lon += m_step;
if (m_lon > m_lonEnd)
{
m_lon = m_lonStart;
}
m_lat = 0;
m_lon = (m_lon+1) % m_lonNum;
}
NS_LOG_INFO ("Ground station at " << lat << ":" << lon << " -> " << next);
return next;
}
double
LeoPolarPositionAllocator::GetLatStart () const
{
NS_LOG_FUNCTION (this);
return m_latStart * (180.0 / M_PI);
}
double
LeoPolarPositionAllocator::GetLonStart () const
{
NS_LOG_FUNCTION (this);
return m_lonStart * (180.0 / M_PI);
}
double
LeoPolarPositionAllocator::GetLatStop () const
{
NS_LOG_FUNCTION (this);
return m_latStop * (180.0 / M_PI);
}
double
LeoPolarPositionAllocator::GetLonStop () const
{
NS_LOG_FUNCTION (this);
return m_lonStop * (180.0 / M_PI);
}
void
LeoPolarPositionAllocator::SetLatStart (double lat)
{
NS_LOG_FUNCTION (this << lat);
m_latStart = (lat / 180.0) * M_PI;
}
void
LeoPolarPositionAllocator::SetLonStart (double lon)
{
NS_LOG_FUNCTION (this << lon);
m_lonStart = (lon / 180.0) * M_PI;
}
void
LeoPolarPositionAllocator::SetLatStop (double lat)
{
NS_LOG_FUNCTION (this << lat);
m_latStop = (lat / 180.0) * M_PI;
}
void
LeoPolarPositionAllocator::SetLonStop (double lon)
{
NS_LOG_FUNCTION (this << lon);
m_lonStop = (lon / 180.0) * M_PI;
}
};