inet::utils::filters::ThroughputFilter Class Reference

Filter that expects a cPacket and outputs the throughput as double. More...

#include <ResultFilters.h>

Inheritance diagram for inet::utils::filters::ThroughputFilter:

Public Member Functions
virtual void	receiveSignal (cResultFilter *prev, simtime_t_cref t, cObject *object, cObject *details) override

Protected Attributes
simtime_t	interval = 0.1
int	packetLimit = 100
bool	emitIntermediateZeros = true
simtime_t	lastSignal = 0
double	bytes = 0
int	packets = 0

Detailed Description

Filter that expects a cPacket and outputs the throughput as double.

Member Function Documentation

void inet::utils::filters::ThroughputFilter::receiveSignal ( cResultFilter *  prev, simtime_t_cref  t, cObject *  object, cObject *  details  )

overridevirtual

{
    if (auto packet = dynamic_cast<cPacket *>(object)) {
        const simtime_t now = simTime();
        packets++;
        if (packets >= packetLimit) {
            bytes += packet->getByteLength();
            double throughput = 8 * bytes / (now - lastSignal).dbl();
            fire(this, now, throughput, details);
            lastSignal = now;
            bytes = 0;
            packets = 0;
        }
        else if (now - lastSignal >= interval) {
            double throughput = 8 * bytes / interval.dbl();
            fire(this, lastSignal + interval, throughput, details);
            lastSignal = lastSignal + interval;
            bytes = 0;
            packets = 0;
            if (emitIntermediateZeros) {
                while (now - lastSignal >= interval) {
                    fire(this, lastSignal + interval, 0.0, details);
                    lastSignal = lastSignal + interval;
                }
            }
            else {
                if (now - lastSignal >= interval) { // no packets arrived for a long period
                    // zero should have been signaled at the beginning of this packet (approximation)
                    fire(this, now - interval, 0.0, details);
                    lastSignal = now - interval;
                }
            }
            bytes += packet->getByteLength();
        }
        else
            bytes += packet->getByteLength();
    }
}

Member Data Documentation

double inet::utils::filters::ThroughputFilter::bytes = 0

protected

bool inet::utils::filters::ThroughputFilter::emitIntermediateZeros = true

protected

simtime_t inet::utils::filters::ThroughputFilter::interval = 0.1

protected

simtime_t inet::utils::filters::ThroughputFilter::lastSignal = 0

protected

int inet::utils::filters::ThroughputFilter::packetLimit = 100

protected

int inet::utils::filters::ThroughputFilter::packets = 0

protected

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The documentation for this class was generated from the following files:

• ResultFilters.h
• ResultFilters.cc