A Discrete-Event Network Simulator
API
lte-chunk-processor.cc
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1 /* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2010 Centre Tecnologic de Telecomunicacions de Catalunya (CTTC)
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License version 2 as
7  * published by the Free Software Foundation;
8  *
9  * This program is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program; if not, write to the Free Software
16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17  *
18  * Author: Nicola Baldo <nbaldo@cttc.es>
19  * Modified by : Marco Miozzo <mmiozzo@cttc.es>
20  * (move from CQI to Ctrl and Data SINR Chunk processors
21  */
22 
23 
24 #include <ns3/log.h>
25 #include <ns3/spectrum-value.h>
26 #include "lte-chunk-processor.h"
27 
28 namespace ns3 {
29 
30 NS_LOG_COMPONENT_DEFINE ("LteChunkProcessor");
31 
33 {
34  NS_LOG_FUNCTION (this);
35 }
36 
38 {
39  NS_LOG_FUNCTION (this);
40 }
41 
42 void
44 {
45  NS_LOG_FUNCTION (this);
46  m_lteChunkProcessorCallbacks.push_back (c);
47 }
48 
49 void
51 {
52  NS_LOG_FUNCTION (this);
53  m_sumValues = 0;
55 }
56 
57 
58 void
60 {
61  NS_LOG_FUNCTION (this << sinr << duration);
62  if (m_sumValues == 0)
63  {
64  m_sumValues = Create<SpectrumValue> (sinr.GetSpectrumModel ());
65  }
66  (*m_sumValues) += sinr * duration.GetSeconds ();
67  m_totDuration += duration;
68 }
69 
70 void
72 {
73  NS_LOG_FUNCTION (this);
74  if (m_totDuration.GetSeconds () > 0)
75  {
76  std::vector<LteChunkProcessorCallback>::iterator it;
77  for (it = m_lteChunkProcessorCallbacks.begin (); it != m_lteChunkProcessorCallbacks.end (); it++)
78  {
79  (*it)((*m_sumValues) / m_totDuration.GetSeconds ());
80  }
81  }
82  else
83  {
84  NS_LOG_WARN ("m_numSinr == 0");
85  }
86 }
87 
88 
89 
90 void
92 {
93  m_value = value.Copy ();
94 }
95 
98 {
99  return m_value;
100 }
101 
102 
103 } // namespace ns3
Simulation virtual time values and global simulation resolution.
Definition: nstime.h:102
#define NS_LOG_FUNCTION(parameters)
If log level LOG_FUNCTION is enabled, this macro will output all input parameters separated by "...
Callback template class.
Definition: callback.h:1273
Ptr< SpectrumValue > GetValue()
double GetSeconds(void) const
Get an approximation of the time stored in this instance in the indicated unit.
Definition: nstime.h:361
void ReportValue(const SpectrumValue &value)
function to be plugged to LteChunkProcessor::AddCallback ()
#define NS_LOG_COMPONENT_DEFINE(name)
Define a Log component with a specific name.
Definition: log.h:205
virtual void EvaluateChunk(const SpectrumValue &sinr, Time duration)
Collect SpectrumValue and duration of signal.
virtual void Start()
Clear internal variables.
virtual void AddCallback(LteChunkProcessorCallback c)
Add callback to list.
virtual void End()
Finish calculation and inform interested objects about calculated value.
Ptr< SpectrumValue > m_value
spectrum value
Ptr< SpectrumValue > Copy() const
Every class exported by the ns3 library is enclosed in the ns3 namespace.
std::vector< LteChunkProcessorCallback > m_lteChunkProcessorCallbacks
chunk processor callback
Ptr< const SpectrumModel > GetSpectrumModel() const
Ptr< SpectrumValue > m_sumValues
sum values
#define NS_LOG_WARN(msg)
Use NS_LOG to output a message of level LOG_WARN.
Definition: log.h:265
Time MicroSeconds(uint64_t value)
Construct a Time in the indicated unit.
Definition: nstime.h:1086
Set of values corresponding to a given SpectrumModel.
Time m_totDuration
total duration