YARP
Yet Another Robot Platform
port_power/ex0001_sender.cpp

Part of a series of examples on the different ways of using ports.

Part of a series of examples on the different ways of using ports. See Port power tutorial.

/*
* SPDX-FileCopyrightText: 2006-2021 Istituto Italiano di Tecnologia (IIT)
* SPDX-FileCopyrightText: 2006-2010 RobotCub Consortium
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <stdio.h>
#include <yarp/os/all.h>
using namespace yarp::os;
int main() {
int ct = 0;
Port p; // Create a port.
p.open("/out"); // Give it a name on the network.
while (true) {
Bottle b; // Make a place to store things.
b.clear();
b.addString("hello");
b.addString("world");
b.addInt32(ct);
ct++;
p.write(b); // Send the data.
printf("Sent %s\n", b.toString().c_str());
}
return 0;
}
A simple collection of objects that can be described and transmitted in a portable way.
Definition: Bottle.h:64
void clear()
Empties the bottle of any objects it contains.
Definition: Bottle.cpp:121
void addInt32(std::int32_t x)
Places a 32-bit integer in the bottle, at the end of the list.
Definition: Bottle.cpp:140
void addString(const char *str)
Places a string in the bottle, at the end of the list.
Definition: Bottle.cpp:170
std::string toString() const override
Gives a human-readable textual representation of the bottle.
Definition: Bottle.cpp:211
Utilities for manipulating the YARP network, including initialization and shutdown.
Definition: Network.h:780
A mini-server for network communication.
Definition: Port.h:46
bool write(const PortWriter &writer, const PortWriter *callback=nullptr) const override
Write an object to the port.
Definition: Port.cpp:436
bool open(const std::string &name) override
Start port operation, with a specific name, with automatically-chosen network parameters.
Definition: Port.cpp:79
void delay(double seconds)
Wait for a certain number of seconds.
Definition: Time.cpp:111
An interface to the operating system, including Port based communication.
The main, catch-all namespace for YARP.
Definition: dirs.h:16
int main(int argc, char *argv[])
Definition: yarpros.cpp:265