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// Copyright 2009-2021 The Mumble Developers. All rights reserved.
// Use of this source code is governed by a BSD-style license
// that can be found in the LICENSE file at the root of the
// Mumble source tree or at <https://www.mumble.info/LICENSE>.
#include "Timer.h"
#include <QtCore>
#include <boost/bind.hpp>
#include <boost/signals.hpp>
class Slotter : public QObject {
Q_OBJECT;
public:
Slotter(QObject *p = nullptr) : QObject(p){};
public Q_SLOTS:
virtual void slottest(int &res) { res += 1; };
};
class Emitter : public QObject {
Q_OBJECT;
public:
Slotter *s;
Emitter(Slotter *s) : QObject(s) { this->s = s; };
boost::signal< void(int &) > bsig;
Q_SIGNALS:
void sig(int &);
public Q_SLOTS:
void emittest(int &val) { Q_EMIT sig(val); };
void directtest(int &val) { s->slottest(val); };
void boosttest(int &val) { bsig(val); }
};
int main(int argc, char **argv) {
QCoreApplication a(argc, argv);
Timer t;
Slotter *s = new Slotter();
Slotter *s2 = new Slotter();
Emitter *e = new Emitter(s);
int v;
v = 0;
t.restart();
for (int i = 0; i < 1000000; ++i)
s->slottest(v);
printf("Raw : %8lld %d\n", t.elapsed(), v);
v = 0;
t.restart();
for (int i = 0; i < 1000000; ++i)
e->directtest(v);
printf("Direct: %8lld %d\n", t.elapsed(), v);
v = 0;
t.restart();
for (int i = 0; i < 1000000; ++i)
e->emittest(v);
printf("NoSig : %8lld %d\n", t.elapsed(), v);
QObject::connect(e, SIGNAL(sig(int &)), s, SLOT(slottest(int &)));
v = 0;
t.restart();
for (int i = 0; i < 1000000; ++i)
e->emittest(v);
printf("Signal: %8lld %d\n", t.elapsed(), v);
QObject::connect(e, SIGNAL(sig(int &)), s2, SLOT(slottest(int &)));
v = 0;
t.restart();
for (int i = 0; i < 1000000; ++i)
e->emittest(v);
printf("2Slots: %8lld %d\n", t.elapsed(), v);
v = 0;
t.restart();
for (int i = 0; i < 1000000; ++i)
e->boosttest(v);
printf("BNoSig: %8lld %d\n", t.elapsed(), v);
e->bsig.connect(boost::bind(&Slotter::slottest, s, _1));
v = 0;
t.restart();
for (int i = 0; i < 1000000; ++i)
e->boosttest(v);
printf("Boost: %8lld %d\n", t.elapsed(), v);
e->bsig.connect(boost::bind(&Slotter::slottest, s2, _1));
v = 0;
t.restart();
for (int i = 0; i < 1000000; ++i)
e->boosttest(v);
printf("2Boost: %8lld %d\n", t.elapsed(), v);
}
#include "Emit.moc"
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