pxmlw6n2f/Gazebo_Distributed_TCP/gazebo/physics/Road.cc

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2019-03-28 10:57:49 +08:00
/*
* Copyright (C) 2012 Open Source Robotics Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#ifdef _WIN32
// Ensure that Winsock2.h is included before Windows.h, which can get
// pulled in by anybody (e.g., Boost).
#include <Winsock2.h>
#endif
#include <algorithm>
#include <string>
#include <vector>
#include "gazebo/transport/transport.hh"
#include "gazebo/physics/Road.hh"
#include "gazebo/msgs/msgs.hh"
using namespace gazebo;
using namespace physics;
/////////////////////////////////////////////////
Road::Road(BasePtr _parent)
: Base(_parent)
{
}
/////////////////////////////////////////////////
Road::~Road()
{
this->Fini();
}
/////////////////////////////////////////////////
void Road::Fini()
{
this->roadPub.reset();
if (this->node)
this->node->Fini();
this->node.reset();
}
/////////////////////////////////////////////////
void Road::Load(sdf::ElementPtr _elem)
{
Base::Load(_elem);
this->SetName(_elem->Get<std::string>("name"));
}
/////////////////////////////////////////////////
void Road::Init()
{
this->node = transport::NodePtr(new transport::Node());
this->node->Init();
this->roadPub = this->node->Advertise<msgs::Road>("~/roads", 10);
msgs::Road msg;
msg.set_name(this->GetName());
this->width = this->sdf->Get<double>("width");
msg.set_width(this->width);
if (this->sdf->HasElement("material"))
{
sdf::ElementPtr matElem =
this->sdf->GetElement("material");
if (matElem->HasElement("script"))
{
sdf::ElementPtr scriptElem = matElem->GetElement("script");
sdf::ElementPtr uriElem = scriptElem->GetElement("uri");
// Add all the URI paths to the render engine
while (uriElem)
{
std::string matUri = uriElem->Get<std::string>();
if (!matUri.empty())
{
msg.mutable_material()->mutable_script()->add_uri(matUri);
}
uriElem = uriElem->GetNextElement("uri");
}
std::string matName = scriptElem->Get<std::string>("name");
if (!matName.empty())
{
msg.mutable_material()->mutable_script()->set_name(matName);
}
}
}
sdf::ElementPtr pointElem = this->sdf->GetElement("point");
while (pointElem)
{
ignition::math::Vector3d point = pointElem->Get<ignition::math::Vector3d>();
pointElem = pointElem->GetNextElement("point");
msgs::Vector3d *ptMsg = msg.add_point();
msgs::Set(ptMsg, point);
}
this->roadPub->Publish(msg);
}
/////////////////////////////////////////////////
const std::vector<math::Vector3> &Road::GetPoints() const
{
return this->points;
}
/////////////////////////////////////////////////
double Road::GetWidth() const
{
return this->width;
}